1 2009-12-07 Jakub Jelinek <jakub@redhat.com>
4 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
7 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
9 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
10 options when bit_LWP is set.
12 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
14 * config/i386/cpuid.h (bit_ABM): New.
15 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
16 options when bit_ABM is set.
18 2009-12-07 Jakub Jelinek <jakub@redhat.com>
20 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
22 (bdesc_args): ... here.
23 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
24 (x86_64-*-*): Likewise.
26 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
28 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
29 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
30 * config/i386/i386-c.c (__POPCNT__): Defined.
31 * config/i386/popcntintrin.h: ...here. New file.
32 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
33 Include popcntintrin.h.
34 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
37 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
39 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
41 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
42 * config/i386/sse.md: Remove all XOP splitters.
43 Allow the second and fourth operands of XOP multiply-add insns
46 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
48 * config/i386/sse.md: Remove all FMA4 splitters.
49 Allow the second operand of FMA4 insns to be a nonimmediate.
50 Fix comments punctuation.
52 2009-12-07 Julian Brown <julian@codesourcery.com>
54 * config/arm/constraints.md (Ps, Pt): New constraint letters.
55 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
57 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
60 * configure.ac (HAVE_mpc): Don't define.
61 * config.in, configure: Regenerate.
64 * builtins.c: Remove HAVE_mpc* checks throughout.
65 * fold-const.c: Likewise.
69 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
71 * config.gcc (cpu_is_64bit): Add new core e500mc64.
72 (powerpc*-*-*): Add new core e500mc64.
73 * config/rs6000/e500mc64.md: New file.
74 * config/rs6000/rs6000.c (processor_costs): Add new costs for
76 (rs6000_override_options): Add e500mc64 case to
77 processor_target_table. Altivec and Spe options not allowed with
78 e500mc64. Disable string instructions for e500mc64. Enable branch
79 targets alignment for both e500mc and e500mc64. Initialize
80 rs6000_cost for e500mc64.
81 (rs6000_emit_sISEL): New function.
82 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
83 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
85 (rs6000_issue_rate): Set issue rate for e500mc64.
86 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
87 on architectures with isel.
88 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
89 * config/rs6000/rs6000.h (processor_type): Add
90 PROCESSOR_PPCE500MC64.
91 (ASM_CPU_SPEC): Add e500mc64.
92 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
94 (abssi2_isel): Expand pattern to handle DImode.
95 (nabs<mode>2_isel): New pattern.
96 (absdi2): Change pattern to handle 64 bit isel targets.
97 (absdi2_internal): Exclude ISEL targets.
98 (nabsdi2): Exclude ISEL targets.
99 * doc/invoke.texi: Add e500mc64 to list of cpus.
101 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md (any_or): New code iterator.
104 (any_logic): Rename from plogic code iterator.
105 (logicprefix): Rename from plogicprefix code attribute.
106 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
107 any_or code iterator.
108 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
109 any_or code iterator.
110 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
111 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
112 (ior and xor splitters): Ditto.
113 * config/i386/mmx.md: Updated for rename.
114 * config/i386/sse.md: Ditto.
116 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
119 Remove quotes around condition logic code.
121 2009-12-06 Richard Henderson <rth@redhat.com>
124 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
127 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
129 * doc/install.texi: Document MPC is required.
131 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.md (g): Add HImode and QImode.
134 (general_szext_operand): New mode attribute.
135 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
136 SWI124 mode iterator.
137 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
139 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
140 SWI124 mode iterator.
141 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
143 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
144 SWI248 mode iterator.
145 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
147 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
149 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
151 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
152 SWI248 mode iterator.
153 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
155 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
158 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
160 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
162 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
163 "'-mfused-madd' was removed".
164 * config/i386/i386.opt (mfused-madd): New.
165 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
166 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
168 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
170 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
171 * pa-hpux10.h (LIB_SPEC): Likewise.
172 * pa-hpux11.h (LIB_SPEC): Likewise.
175 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
177 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
179 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
181 * configure: Regenerate.
183 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
185 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
188 2009-12-04 David Daney <ddaney@caviumnetworks.com>
190 PR rtl-optimization/42164
191 * combine.c (combine_simplify_rtx): Handle truncation of integer
194 2009-12-04 Richard Guenther <rguenther@suse.de>
196 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
197 Revert previous change.
198 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
199 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
202 2009-12-04 Richard Guenther <rguenther@suse.de>
204 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
206 (call_may_clobber_ref_p_1): Likewise.
208 2009-12-04 Matthias Klose <doko@ubuntu.com>
209 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
212 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
213 * config/pa/pa-linux.h (LIB_SPEC): Remove.
215 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
216 Richard Henderson <rth@redhat.com>
218 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
219 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
220 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
221 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
222 matching a memory access. Do not use ix86_fma4_valid_op_p.
224 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
226 2009-12-03 Richard Henderson <rth@redhat.com>
228 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
229 all operands into registers.
231 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
233 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
235 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
236 * config/i386/sse.md: Same.
238 2009-12-03 Richard Guenther <rguenther@suse.de>
240 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
241 instead of DECL_NAME for the entry point.
243 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
245 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
246 before the lock release.
248 2009-12-03 Michael Matz <matz@suse.de>
251 * cfgexpand.c (struct stack_var): Add conflicts member.
252 (stack_vars_conflict, stack_vars_conflict_alloc,
253 n_stack_vars_conflict): Remove.
254 (add_stack_var): Initialize conflicts member.
255 (triangular_index, resize_stack_vars_conflict): Remove.
256 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
258 (union_stack_vars): Only run over the conflicts.
259 (partition_stack_vars): Remove special case.
260 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
261 don't create self-conflicts.
262 (account_used_vars_for_block): Don't create any conflicts.
263 (fini_vars_expansion): Free bitmaps, don't free or clear removed
266 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
269 * regrename.c (live_in_chains): New variable.
270 (verify_reg_tracked): New static function.
271 (scan_rtx_reg): Update live_in_chains.
272 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
273 we're already tracking the reg.
274 (build_def_use): Likewise. Initialize live_in_chains.
276 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
278 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
280 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
281 * config/spu/spu.c (spu_function_profiler): New function.
282 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
283 spu_function_profiler.
284 (NO_PROFILE_COUNTERS): Define.
285 (PROFILE_BEFORE_PROLOGUE): Likewise.
287 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
289 * ggc-page.c (struct free_object): Pull definition out ...
290 (struct globals): .. from here.
292 2009-12-02 Richard Guenther <rguenther@suse.de>
294 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
295 are sign-extending. Simplify.
297 2009-12-02 Richard Henderson <rth@redhat.com>
300 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
301 (generate_memset_zero): Convert to sizetype properly. Tidy.
303 2009-12-02 Richard Guenther <rguenther@suse.de>
305 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
306 Do not pretend we have value exprs.
308 2009-12-02 Richard Guenther <rguenther@suse.de>
311 * fold-const.c (try_move_mult_to_index): Do not leak
312 domain types into the IL.
314 2009-12-02 Richard Guenther <rguenther@suse.de>
317 * tree.c (free_lang_data): Disable if not using LTO.
319 2009-12-02 Richard Guenther <rguenther@suse.de>
322 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
324 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
327 * tree.h (int_or_pointer_precision): Remove.
328 * tree.c (int_or_pointer_precision): Remove.
329 (integer_pow2p): Use TYPE_PRECISION instead.
330 (tree_log2): Likewise.
331 (tree_floor_log2): Likewise.
332 (signed_or_unsigned_type_for): Likewise.
333 * fold-const.c (fit_double_type): Likewise.
334 * varasm.c (initializer_constant_valid_p): Likewise.
336 2009-12-02 Ira Rosen <irar@il.ibm.com>
338 * doc/invoke.texi (-fdump-tree-slp): Document.
339 (-ftree-vectorizer-verbose): Update.
340 (-ftree-slp-vectorize): Document.
342 2009-12-02 Nick Clifton <nickc@redhat.com>
344 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
345 no fixed registers are available for interrupt handlers. Do not
346 fix normal registers.
347 (MUST_SAVE_ACC_REGISTER): New macro.
348 (rx_get_stack_layout): Create a stack frame for fast interrupt
349 handlers, if necessary. Push extra registers if needed in order
350 to save the accumulator.
351 (rx_expand_prologue): Create a stack frame for fast interrupt
352 handlers, if necessary.
353 (rx_expand_builtin_mvfc): Handle the case where there is no target.
355 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
357 * config/i386/abmintrin.h (__lzcnt16): New.
360 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
361 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
362 (bdesc_special_args): Add __builtin_clzs.
363 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
365 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
367 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
368 (_mm_popcnt_u64): New.
370 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
372 * config/i386/abmintrin.h: New.
373 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
374 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
376 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
379 (crc32modesuffix): Remove.
380 (crc32modeconstraint): Ditto.
381 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
382 imodesuffix instead of crc32modesuffix and <r>m instead of
385 2009-12-01 Jakub Jelinek <jakub@redhat.com>
388 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
389 contains no statements.
391 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
392 Joern Rennecke <amylaar@spamcop.net>
394 * cgraphunit.c (plugin.h): Include.
395 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
396 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
397 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
398 (enum plugin_event): Define by including plugin.def.
399 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
400 (plugin_event_name): Change type to const char **.
401 (get_event_last, get_named_event_id, unregister_callback): Declare.
402 (register_callback): Change type of event argument to int.
403 (highlev-plugin-common.h): New file.
404 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
406 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
407 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
408 (s-header-vars): New rule.
409 (install-plugin): Depend on s-header-vars. Install b-header-vars.
410 * params.c (get_num_compiler_params): New function.
411 * params.h (get_num_compiler_params): Declare.
412 * passes.c (plugin.h): Include.
413 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
414 (do_per_function_toporder, pass_init_dump_file): No longer static.
415 (pass_fini_dump_file): Likewise.
416 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
417 PLUGIN_PASS_EXECUTION.
418 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
419 PLUGIN_EARLY_GIMPLE_PASSES_END.
420 * plugin.c (plugin_event_name_init): New array, defined by
421 including plugin.def.
422 (FMT_FOR_PLUGIN_EVENT): Update.
423 (plugin_event_name): Change type to const char ** and initialize
424 to plugin_event_name_init.
425 (event_tab, event_last, event_horizon): New variable.
426 (get_event_last): New function.
427 (plugin_callbacks_init): New array.
428 (plugin_callbacks: Change type to struct callback_info **.
429 Initialize to plugin_callbacks_init.
430 (htab_event_eq, get_named_event_id, unregister_callback): New function.
431 (invoke_plugin_va_callbacks): Likewise.
432 (register_callback): Change type of event argument to int.
433 Handle new events. Allow dynamic events.
434 (invoke_plugin_callbacks): Likewise. Return success status.
435 (plugins_active_p): Allow dynamic callbacks.
436 * plugin.def: New file.
437 * plugin.h (invoke_plugin_callbacks): Update prototype.
438 (invoke_plugin_va_callbacks): Declare.
439 * tree-optimize.c (plugin.h): Include.
440 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
441 PLUGIN_ALL_PASSES_END.
442 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
443 (pass_fini_dump_file, do_per_function_toporder): Likewise.
444 * doc/plugin.texi: Document new event types.
446 2009-12-01 Martin Jambor <mjambor@suse.cz>
448 PR tree-optimization/42237
449 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
450 in between references into two.
452 2009-12-01 Richard Guenther <rguenther@suse.de>
454 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
455 to the block of the call when remapping a type.
457 2009-12-01 Martin Jambor <mjambor@suse.cz>
459 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
461 * ipa-prop.h (struct ipa_param_call_note): Likewise.
462 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
464 2009-12-01 Richard Guenther <rguenther@suse.de>
466 * final.c (rest_of_clean_state): If -fcompare-debug is
467 given dump final insns without UIDs.
468 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
469 after_inlining checks.
471 2009-11-30 Chao-ying Fu <fu@mips.com>
473 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
475 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
477 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
478 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
479 * configure: Regenerate.
480 * config.in: Regenerate.
482 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
483 options for Cygwin DLL libstdc++ support wrappers.
484 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
485 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
486 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
487 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
488 (LINK_SPEC): Include CXX_WRAP_SPEC.
489 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
490 (i386_find_on_wrapper_list): Check if a function is found on the list
491 of libstdc++ wrapper options.
492 (i386_pe_file_end): If we are importing a wrapped function, also emit
493 an external declaration for the real version.
494 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
495 Cygwin targets. Update copyright year.
497 2009-11-30 Steve Ellcey <sje@cup.hp.com>
498 Jakub Jelinek <jakub@redhat.com>
500 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
503 2009-11-30 Anatoly Sokolov <aesok@post.ru>
505 * config/sh/sh.c (sh_promote_prototypes): Make static.
506 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
508 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
509 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
510 sh_function_value_regno_p.
511 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
512 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
513 (sh_promote_prototypes) : Remove.
515 2009-11-30 Julian Brown <julian@codesourcery.com>
517 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
520 2009-11-30 Richard Henderson <rth@redhat.com>
522 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
523 (bdesc_special_args): Update insn codes.
524 (avx_vpermilp_parallel): Correct range check.
525 (ix86_rtx_costs): Handle vector permutation rtx codes.
526 (struct expand_vec_perm_d): Move earlier.
527 (get_mode_wider_vector): New.
528 (expand_vec_perm_broadcast_1): New.
529 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
530 (expand_vec_perm_broadcast): New.
531 (ix86_expand_vec_perm_builtin_1): Use it.
532 * config/i386/i386-protos.h: Update.
533 * config/i386/predicates.md (avx_vbroadcast_operand): New.
534 * config/i386/sse.md (AVX256MODE24P): New.
535 (ssescalarmodesuffix2s): New.
536 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
537 (avxmodesuffixf2c): Add V8SI, V4DI.
538 (vec_dupv4sf): New expander.
539 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
540 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
541 V4SF and V4SI. Move C alternatives to front. Add insertps and
543 (*vec_set<mode>_0_sse2): Split out from ...
544 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
545 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
546 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
547 ix86_fixup_binary_operands.
548 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
549 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
550 (*avx_movddup, *sse3_movddup): Remove. New splitter from
551 vec_select form to vec_duplicate form.
552 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
553 ix86_vec_interleave_v2df_operator_ok.
554 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
555 (*avx_unpcklpd256): ... here.
556 (*vec_dupv4si_avx): New.
557 (*vec_dupv2di_avx): Add movddup alternative.
558 (*vec_dupv2di_sse3): New.
559 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
560 avx_vbroadcastss256; represent with vec_duplicate instead of
561 nested vec_concat operations.
562 (avx_vbroadcastf128_<mode>): Rename from
563 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
564 (*avx_vperm_broadcast_v4sf): New.
565 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
567 2009-11-30 Martin Jambor <mjambor@suse.cz>
570 * tree-sra.c (struct access): New field grp_different_types.
571 (dump_access): Dump grp_different_types.
572 (compare_access_positions): Prefer scalars and vectors over other
574 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
575 (sra_modify_expr): Use the original also when dealing with a complex
576 or vector group accessed as multiple types.
578 2009-11-30 Richard Henderson <rth@redhat.com>
580 * config/i386/i386.c (avx_vperm2f128_parallel): New.
581 * config/i386/i386-protos.h: Declare it.
582 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
583 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
584 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
585 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
586 (*avx_vperm2f128<mode>_nozero): New.
588 2009-11-30 Richard Henderson <rth@redhat.com>
590 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
591 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
592 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
593 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
594 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
595 (bdesc_args): Add them.
596 (ix86_expand_builtin): Expand them.
597 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
599 2009-11-30 Martin Jambor <mjambor@suse.cz>
602 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
604 2009-11-30 Jakub Jelinek <jakub@redhat.com>
606 * ipa-reference.c (propagate): Only dump bitmaps if computed.
608 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
611 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
612 (new_var_hash): Likewise.
613 (is_in_new_vars_htab): Likewise.
614 (add_to_new_vars_htab): Likewise.
616 2009-11-30 Ira Rosen <irar@il.ibm.com>
618 * tree-vect-stmts.c (vectorizable_assignment): Support
621 2009-11-30 Richard Guenther <rguenther@suse.de>
623 * doc/contrib.texi (Contributors): Add myself.
625 2009-11-30 Richard Guenther <rguenther@suse.de>
627 * tree.c (free_lang_data): Do not set debug_info_level to
630 2009-11-30 Richard Guenther <rguenther@suse.de>
634 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
637 2009-11-30 Richard Guenther <rguenther@suse.de>
639 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
642 2009-11-30 Richard Guenther <rguenther@suse.de>
644 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
645 * tree-pass.h (TDF_NOUID): Likewise.
646 * print-rtl.c: Include tree-pass.h.
647 (print_mem_expr): Pass dump_flags.
648 (print_rtx): Likewise.
649 * print-tree.c: Include tree-pass.h.
650 (print_node_brief): Handle TDF_NOUID.
651 (print_node): Likewise.
652 * tree-pretty-print.c (dump_decl_name): Likewise.
653 (dump_generic_node): Likewise.
654 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
657 2009-11-30 Nick Clifton <nickc@redhat.com>
659 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
660 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
661 stormy16-lib2-count-leading-zeros.c.
662 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
663 __stormy16_count_leading_zeros() into this function.
664 (__ctzhi2): Use __builtin_clz.
665 (__ffshi2): Likewise.
667 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
669 * config/sparc/sparc.c (DF_MODES): Simplify.
670 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
671 (TF_MODES, OF_MODES): Adjust for above change.
672 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
673 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
675 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
677 PR rtl-optimization/41812
678 * fwprop.c (local_md, local_lr): New globals.
679 (process_defs, process_uses): Remove local_md argument. Never
680 consider dead pseudos to have singleton def-use chains.
681 (single_def_use_enter_block): Perform LR simulation.
682 (build_single_def_use_links): Remove local_md local variable.
683 Add DF_NOTE. Allocate local_lr.
684 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
685 * df-problems.c (df_md_scratch): New.
686 (df_md_alloc, df_md_free): Allocate/free it.
687 (df_md_local_compute): Only include live registers in init.
688 (df_md_transfer_function): Prune the in-set computed by
689 the confluence function, and the gen-set too.
691 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
693 PR rtl-optimization/40086
694 * reorg.c (relax_delay_slots): When looking for redundant insn at
695 the branch target, use next_real_insn, not next_active_insn.
697 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * doc/install.texi: Update minimum MPC version to 0.8.
701 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
703 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
704 HONOR_SIGNED_ZEROS final condition.
705 (fnmsubsf4_powerpc_1): Same.
706 (fnmadddf4_fpr_1): Same.
707 (fnmsubdf4_fpr_1): Same.
709 2009-11-29 Ira Rosen <irar@il.ibm.com>
711 PR tree-optimization/42193
712 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
713 to 1 in case of basic block SLP.
714 (vectorizable_load): Likewise.
716 2009-11-28 Jan Hubicka <jh@suse.cz>
718 * cgraph.c (same_body_alias_1): Break out of
719 (same_body_alias): ... here; remove comdat check; it is handled
721 (cgraph_add_thunk): New.
722 (dump_cgraph_node): Dump aliases and thunks.
723 * cgraph.h (cgraph_thunk_info): New structure.
724 (struct cgraph_node): Add thunk info.
725 (cgraph_add_thunk): New.
726 * cgraphunit.c (cgraph_emit_thunks): Remove.
727 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
728 (assemble_thunk): New function.
729 (cgraph_expand_function): Handle thunks.
731 (init_lowered_empty_function): New.
732 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
734 * lto-cgraph.c (lto_output_node): Stream thunk info.
735 (input_node): Likewise.
736 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
737 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
738 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
739 * i386.c (x86_output_mi_thunk): Make output prettier.
741 2009-11-28 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/42183
744 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
745 address taken. Merge the addressable state of the NRV
746 variable and the result instead of copying it.
748 2009-11-28 Jakub Jelinek <jakub@redhat.com>
750 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
751 malloc_fname variable.
752 (check_allocation_function): Remove unused gsi and bb_level_0
754 (transform_access_sites): Remove unused d_type_size and d_type_size_k
756 * omega.c (resurrect_subs): Remove unused n variable.
757 (omega_solve_geq): Remove unused neweqns variable.
758 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
759 * tree-inline.c (declare_return_variable): Remove USE_P argument,
760 return use instead of var.
761 (remap_decl, remap_block): Remove unused fn variable.
762 (expand_call_inline): Remove unused retvar variable, adjust
763 declare_return_variable caller.
764 (optimize_inline_calls): Remove unused prev_fn variable.
765 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
767 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
769 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
771 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
773 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
774 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
775 parameter. Remove unused par_stmt variable.
776 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
777 (expand_omp_sections): Remove unused l1 variable.
778 (lower_omp_for): Remove unused ilist variable.
779 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
780 Remove unused has_upstream_mem_write_p variable.
781 * recog.c (decode_asm_operands): Remove unused noperands variable.
782 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
784 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
785 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
787 (gen_conditions_for_pow): Remove unused ec variable.
788 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
790 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
792 * tree-ssa-sink.c (statement_sink_location): Remove unused code
794 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
796 * tree-complex.c (create_one_component_var): Remove unused inner_type
798 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
799 unnecessarily when GEN_*CALL omits that argument.
800 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
801 (build_def_use): Remove unused icode variable.
802 * ipa-pure-const.c (check_call): Remove unused callee and avail
804 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
805 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
807 (vect_pattern_recog): Remove unused stmt variable.
808 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
809 new_regions variable.
810 * postreload.c (reload_cse_simplify_operands): Remove unused mode
812 * tree-parloops.c (create_call_for_reduction_1): Remove unused
814 (create_parallel_loop): Remove unused res variable.
815 (gen_parallel_loop): Remove unused nloop variable.
816 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
817 * value-prof.c (gimple_mod_subtract_transform,
818 gimple_stringops_transform): Remove unused value variable.
819 (gimple_stringops_values_to_profile): Remove unused fcode variable.
820 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
821 (vrp_visit_switch_stmt): Remove unused n variable.
822 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
824 (vectorizable_operation): Remove unused shift_p variable.
825 (vectorizable_store): Remove unused first_stmt_vinfo variable.
826 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
827 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
829 (vect_permute_store_chain): Remove unused scalar_dest variable.
830 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
832 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
834 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
836 * optabs.c (expand_binop): Remove unused equiv_value variable.
837 (emit_libcall_block): Remove unused prev variable.
838 (init_optabs): Remove unused int_mode variable.
839 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
841 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
842 (find_func_aliases): Remove unused rhstype variable.
843 (ipa_pta_execute): Remove unused varid variable.
845 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
847 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
849 2009-11-28 David Binderman <dcb314@hotmail.com>
851 * ira-color.c (put_allocno_into_bucket): Remove set but not used
852 local variable hard_regs_num.
853 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
854 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
855 * lower-subreg.c (decompose_multiword_subregs): Remove next.
857 2009-11-27 Martin Jambor <mjambor@suse.cz>
860 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
861 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
862 for vector and complex types.
863 (get_adjustment_for_base): Describe return value in the comment.
865 2009-11-27 Nick Clifton <nickc@redhat.com>
867 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
868 (COUNT_LEADING_ZEROS_0): Likewise.
869 * config/stormy16/stormy16-lib2.c: Arrange for separate
870 compilation of each function.
871 (__ffshi2): New function.
872 (__stormy16_count_leading_zeros): New function.
873 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
874 compile each function into its own object file.
875 (stormy16-lib2-ashlsi3.c): New stub file.
876 (stormy16-lib2-ashrsi3.c): New stub file.
877 (stormy16-lib2-clzhi2.c): New stub file.
878 (stormy16-lib2-count-leading-zeros.c): New stub file.
879 (stormy16-lib2-ctzhi2.c): New stub file.
880 (stormy16-lib2-divsi3.c): New stub file.
881 (stormy16-lib2-ffshi2.c): New stub file.
882 (stormy16-lib2-lshrsi3.c): New stub file.
883 (stormy16-lib2-modsi3.c): New stub file.
884 (stormy16-lib2-parityhi2.c): New stub file.
885 (stormy16-lib2-popcounthi2.c): New stub file.
886 (stormy16-lib2-udivmodsi4.c): New stub file.
887 (stormy16-lib2-udivsi3.c): New stub file.
888 (stormy16-lib2-umodsi3.c): New stub file.
890 2009-11-27 Richard Henderson <rth@redhat.com>
892 * config/i386/sse.md (vec_interleave_highv16qi,
893 vec_interleave_lowv16qi, vec_interleave_highv8hi,
894 vec_interleave_lowv8hi, vec_interleave_highv4si,
895 vec_interleave_lowv4si, vec_interleave_highv2di,
896 vec_interleave_lowv2di, vec_interleave_highv4sf,
897 vec_interleave_lowv4sf, vec_interleave_highv2df,
898 vec_interleave_lowv2df): Remove expanders.
899 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
900 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
901 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
902 Rename to their proper vec_interleave equivalent. Update all users
904 * config/i386/i386.c, config/i386/i386.md: Update all users.
906 2009-11-27 Michael Matz <matz@suse.de>
908 PR rtl-optimization/42084
909 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
910 use it to stop walking.
911 (expand_gimple_cond): Adjust call to above.
913 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
916 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
917 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
918 __extension__ to allow cast from function pointer to object
920 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
922 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
924 * config/ia64/itanium1.md: Remove.
925 * config/ia64/ia64.md: Do not include it.
926 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
927 "itanium1", and "merced" from the processor alias table.
928 (clocks, add_cycles): Remove global variables.
929 (ia64_sched_reorder2): Don't set/use them.
930 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
931 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
933 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
935 * config/s390/s390.c (last_scheduled_insn): New variable.
936 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
938 (s390_sched_reorder, s390_sched_variable_issue): New functions.
939 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
942 2009-11-27 Michael Matz <matz@suse.de>
945 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
947 2009-11-27 Richard Guenther <rguenther@suse.de>
949 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
950 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
951 * loop-init.c (pass_rtl_move_loop_invariants): Use
952 TV_LOOP_MOVE_INVARIANTS.
953 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
954 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
955 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
957 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
959 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
961 2009-11-27 Jakub Jelinek <jakub@redhat.com>
963 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
964 unused insn variable.
965 * genemit.c (output_peephole2_scratches): Only declare and initialize
966 _regs_allocated if it will be ever used.
967 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
969 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
970 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
973 * opts.c (decode_options): If optimize is bigger than 255,
976 2009-11-26 Richard Henderson <rth@redhat.com>
978 * config/i386/sse.md (mulv16qi3): Change back from an expander
979 to an insn-and-split.
980 (mulv4si): Mention AVX not XOP for AVX exception.
981 (*sse2_mulv4si3): Likewise.
982 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
984 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
986 * cfgexpand (n_stack_vars_conflict): New static variable.
987 (triangular_index): Reduce likelyhood of overflow by performing
988 the division before the multiplication.
989 (resize_stack_vars_conflict): Call fatal_error if overflow
990 occurred in triangular_index. Update n_stack_vars_conflict.
993 * regrename.c (struct du_chain): Remove member earlyclobber.
994 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
996 (scan_rtx): Remove argument earlyclobber, all callers changed.
997 (hide_operands, restore_operands, record_out_operands): New functions,
998 broken out of build_def_use.
999 (build_def_use): Call them as necessary.
1001 * regrename.c (struct du_head): New members id, conflicts,
1002 hard_conflicts and cannot_rename.
1003 (enum scan_actions): Remove terminate_all_read and
1004 terminate_overlapping_read; add mark_all_read.
1005 (scan_actions_name): Likewise.
1006 (du_head_p): New typedef. Define a vector type for it.
1007 (id_to_chain): New static variable.
1008 (note_sets, clear_dead_regs): Delete functions.
1009 (free_chain_data): New function.
1010 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1011 Remove argument B, all callers changed.
1012 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1013 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1014 Call free_chain_data when done.
1015 (do_replace): Remove death notes when the renamed reg is set in the
1016 last insn; add them if not.
1017 (mark_conflict, note_sets_clobbers): New static function.
1018 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1020 (scan_rtx_reg): Keep track of conflicts between chains, and between
1021 chains and hard regs. Don't terminate chains when we find a read we
1022 can't handle, mark it unrenameable instead. For terminate_write,
1023 terminate chains that are written with an exact match or a superset
1024 of registers. Set fail_current_block if multi-word lifetimes are too
1026 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1027 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1028 free memory for them when done.
1029 Rearrange the steps so that earlyclobbers are noted before reads
1030 are processed. Add new steps to keep track of hard register lifetimes
1031 outside insn operands.
1033 2009-11-26 Richard Guenther <rguenther@suse.de>
1035 * tree-ssa-dce.c (nr_walks): New variable.
1036 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1037 (perform_tree_ssa_dce): Init nr_walks.
1039 2009-11-26 Michael Matz <matz@suse.de>
1041 PR tree-optimization/41905
1042 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1043 below statements that can't fall thru.
1045 2009-11-26 Michael Matz <matz@suse.de>
1047 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1048 expand_builtin_sprintf): Remove.
1049 (expand_builtin): Don't call them.
1051 2009-11-26 Richard Guenther <rguenther@suse.de>
1053 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1055 2009-11-26 Nick Clifton <nickc@redhat.com>
1057 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1058 being used incorrectly.
1059 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1060 sibcalls, or sibcalls from interrupt functions.
1061 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1062 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1063 for a MEM inside a MEM.
1064 (sibcall_value): Likewise.
1065 (sibcall_internal): New pattern containing old sibcall pattern.
1066 (sibcall_value_internal): Likewise.
1068 2009-11-25 Richard Henderson <rth@redhat.com>
1070 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1071 optional 3rd argument to define the mode.
1072 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1073 (V2UDI, V4USI, V8UHI, V16UQI): New.
1074 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1075 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1076 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1077 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1078 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1079 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1080 (bdesc_args): Add the builtin definitions to match.
1081 (ix86_expand_builtin): Expand them.
1082 (ix86_builtin_vectorization_cost): Rename from
1083 x86_builtin_vectorization_cost.
1084 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1085 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1086 expand_vec_perm_blend, expand_vec_perm_vpermil,
1087 expand_vec_perm_pshufb, expand_vec_perm_1,
1088 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1089 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1090 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1091 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1092 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1093 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1094 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1095 * sse.md (SSEMODE_EO): New.
1096 (vec_extract_even<mode>): Use SSEMODE_EO and
1097 ix86_expand_vec_extract_even_odd.
1098 (vec_extract_odd<mode>): Likewise.
1099 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1100 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1102 2009-11-25 Richard Henderson <rth@redhat.com>
1104 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1105 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1106 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1107 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1108 the vector constant here...
1109 (vect_transform_slp_perm_load): ... do it here instead. Validate
1110 that the permutation vector is implementable by the target.
1112 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1114 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1115 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1117 * print-rtl.c (print_rtx): When printing newline, append
1118 print_rtx_head and indentation after the newline.
1121 * config/i386/i386.c (print_operand): For 32-byte memory use
1122 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1123 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1124 in -masm=intel mode.
1125 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1127 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1128 memory operand in -masm=intel mode.
1129 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1130 *sse2_pinsrw): Likewise.
1131 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1132 q suffix in -masm=intel mode.
1134 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1139 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1140 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1141 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1142 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1143 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1145 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1147 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1149 * config/i386/predicates.md (emms_operation): New predicate.
1150 (vzeroupper_operation): Ditto.
1151 (vzeroall_operation): Improve pattern recognition.
1152 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1153 (avx_vzeroupper): Change insn pattern to expander.
1154 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1156 (*avx_vzeroall): Remove operands 1 and 2.
1157 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1159 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1160 (*mmx_femms): Ditto.
1161 * config/i386/i386.c (enum ix86_builtins)
1162 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1163 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1164 Remove initailization.
1165 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1167 2009-11-25 Paul Brook <paul@codesourcery.com>
1169 * config/arm/arm.md (consttable_4): Handle (high ...).
1171 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1172 Richard Earnshaw <rearnsha@arm.com>
1174 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1175 * arm.c (all_fpus): Use it for floating point units that aren't based
1176 on the VFP architecture.
1177 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1180 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1182 * alias.c: Remove trailing white spaces.
1183 * alloc-pool.c: Likewise.
1184 * alloc-pool.h: Likewise.
1185 * attribs.c: Likewise.
1186 * auto-inc-dec.c: Likewise.
1187 * basic-block.h: Likewise.
1188 * bb-reorder.c: Likewise.
1189 * bt-load.c: Likewise.
1190 * builtins.c: Likewise.
1191 * builtins.def: Likewise.
1192 * c-common.c: Likewise.
1193 * c-common.h: Likewise.
1194 * c-cppbuiltin.c: Likewise.
1195 * c-decl.c: Likewise.
1196 * c-format.c: Likewise.
1197 * c-lex.c: Likewise.
1198 * c-omp.c: Likewise.
1199 * c-opts.c: Likewise.
1200 * c-parser.c: Likewise.
1201 * c-pretty-print.c: Likewise.
1202 * c-tree.h: Likewise.
1203 * c-typeck.c: Likewise.
1204 * caller-save.c: Likewise.
1205 * calls.c: Likewise.
1207 * cfganal.c: Likewise.
1208 * cfgexpand.c: Likewise.
1209 * cfghooks.c: Likewise.
1210 * cfghooks.h: Likewise.
1211 * cfglayout.c: Likewise.
1212 * cfgloop.c: Likewise.
1213 * cfgloop.h: Likewise.
1214 * cfgloopmanip.c: Likewise.
1215 * cfgrtl.c: Likewise.
1216 * cgraph.c: Likewise.
1217 * cgraph.h: Likewise.
1218 * cgraphbuild.c: Likewise.
1219 * cgraphunit.c: Likewise.
1220 * cif-code.def: Likewise.
1221 * collect2.c: Likewise.
1222 * combine.c: Likewise.
1223 * convert.c: Likewise.
1224 * coverage.c: Likewise.
1225 * crtstuff.c: Likewise.
1227 * cselib.c: Likewise.
1228 * dbgcnt.c: Likewise.
1229 * dbgcnt.def: Likewise.
1230 * dbgcnt.h: Likewise.
1231 * dbxout.c: Likewise.
1235 * defaults.h: Likewise.
1236 * df-byte-scan.c: Likewise.
1237 * df-core.c: Likewise.
1238 * df-problems.c: Likewise.
1239 * df-scan.c: Likewise.
1242 * diagnostic.c: Likewise.
1243 * diagnostic.h: Likewise.
1244 * dominance.c: Likewise.
1245 * domwalk.c: Likewise.
1246 * double-int.c: Likewise.
1247 * double-int.h: Likewise.
1249 * dwarf2asm.c: Likewise.
1250 * dwarf2asm.h: Likewise.
1251 * dwarf2out.c: Likewise.
1252 * ebitmap.c: Likewise.
1253 * ebitmap.h: Likewise.
1254 * emit-rtl.c: Likewise.
1255 * et-forest.c: Likewise.
1256 * except.c: Likewise.
1257 * except.h: Likewise.
1258 * expmed.c: Likewise.
1261 * final.c: Likewise.
1262 * flags.h: Likewise.
1263 * fold-const.c: Likewise.
1264 * function.c: Likewise.
1265 * function.h: Likewise.
1266 * fwprop.c: Likewise.
1268 * gcov-dump.c: Likewise.
1269 * gcov-io.c: Likewise.
1270 * gcov-io.h: Likewise.
1273 * genattr.c: Likewise.
1274 * genattrtab.c: Likewise.
1275 * genautomata.c: Likewise.
1276 * genchecksum.c: Likewise.
1277 * genconfig.c: Likewise.
1278 * genflags.c: Likewise.
1279 * gengtype-parse.c: Likewise.
1280 * gengtype.c: Likewise.
1281 * gengtype.h: Likewise.
1282 * genmddeps.c: Likewise.
1283 * genmodes.c: Likewise.
1284 * genopinit.c: Likewise.
1285 * genpreds.c: Likewise.
1286 * gensupport.c: Likewise.
1287 * ggc-common.c: Likewise.
1288 * ggc-page.c: Likewise.
1289 * ggc-zone.c: Likewise.
1291 * gimple-iterator.c: Likewise.
1292 * gimple-low.c: Likewise.
1293 * gimple-pretty-print.c: Likewise.
1294 * gimple.c: Likewise.
1295 * gimple.def: Likewise.
1296 * gimple.h: Likewise.
1297 * gimplify.c: Likewise.
1298 * graphds.c: Likewise.
1299 * graphite-clast-to-gimple.c: Likewise.
1300 * gthr-nks.h: Likewise.
1301 * gthr-posix.c: Likewise.
1302 * gthr-posix.h: Likewise.
1303 * gthr-posix95.h: Likewise.
1304 * gthr-single.h: Likewise.
1305 * gthr-tpf.h: Likewise.
1306 * gthr-vxworks.h: Likewise.
1308 * haifa-sched.c: Likewise.
1309 * hard-reg-set.h: Likewise.
1310 * hooks.c: Likewise.
1311 * hooks.h: Likewise.
1312 * hosthooks.h: Likewise.
1313 * hwint.h: Likewise.
1314 * ifcvt.c: Likewise.
1315 * incpath.c: Likewise.
1316 * init-regs.c: Likewise.
1317 * integrate.c: Likewise.
1318 * ipa-cp.c: Likewise.
1319 * ipa-inline.c: Likewise.
1320 * ipa-prop.c: Likewise.
1321 * ipa-pure-const.c: Likewise.
1322 * ipa-reference.c: Likewise.
1323 * ipa-struct-reorg.c: Likewise.
1324 * ipa-struct-reorg.h: Likewise.
1325 * ipa-type-escape.c: Likewise.
1326 * ipa-type-escape.h: Likewise.
1327 * ipa-utils.c: Likewise.
1328 * ipa-utils.h: Likewise.
1330 * ira-build.c: Likewise.
1331 * ira-color.c: Likewise.
1332 * ira-conflicts.c: Likewise.
1333 * ira-costs.c: Likewise.
1334 * ira-emit.c: Likewise.
1335 * ira-int.h: Likewise.
1336 * ira-lives.c: Likewise.
1339 * lambda-code.c: Likewise.
1340 * lambda-mat.c: Likewise.
1341 * lambda-trans.c: Likewise.
1342 * lambda.h: Likewise.
1343 * langhooks.c: Likewise.
1345 * libgcov.c: Likewise.
1346 * lists.c: Likewise.
1347 * loop-doloop.c: Likewise.
1348 * loop-init.c: Likewise.
1349 * loop-invariant.c: Likewise.
1350 * loop-iv.c: Likewise.
1351 * loop-unroll.c: Likewise.
1352 * lower-subreg.c: Likewise.
1353 * lto-cgraph.c: Likewise.
1354 * lto-compress.c: Likewise.
1355 * lto-opts.c: Likewise.
1356 * lto-section-in.c: Likewise.
1357 * lto-section-out.c: Likewise.
1358 * lto-streamer-in.c: Likewise.
1359 * lto-streamer-out.c: Likewise.
1360 * lto-streamer.c: Likewise.
1361 * lto-streamer.h: Likewise.
1362 * lto-symtab.c: Likewise.
1363 * lto-wpa-fixup.c: Likewise.
1364 * matrix-reorg.c: Likewise.
1366 * mode-switching.c: Likewise.
1367 * modulo-sched.c: Likewise.
1368 * omega.c: Likewise.
1369 * omega.h: Likewise.
1370 * omp-low.c: Likewise.
1371 * optabs.c: Likewise.
1372 * optabs.h: Likewise.
1373 * opts-common.c: Likewise.
1375 * params.def: Likewise.
1376 * params.h: Likewise.
1377 * passes.c: Likewise.
1378 * plugin.c: Likewise.
1379 * postreload-gcse.c: Likewise.
1380 * postreload.c: Likewise.
1381 * predict.c: Likewise.
1382 * predict.def: Likewise.
1383 * pretty-print.c: Likewise.
1384 * pretty-print.h: Likewise.
1385 * print-rtl.c: Likewise.
1386 * print-tree.c: Likewise.
1387 * profile.c: Likewise.
1388 * read-rtl.c: Likewise.
1390 * recog.c: Likewise.
1391 * reg-stack.c: Likewise.
1392 * regcprop.c: Likewise.
1393 * reginfo.c: Likewise.
1394 * regmove.c: Likewise.
1395 * regrename.c: Likewise.
1397 * regstat.c: Likewise.
1398 * reload.c: Likewise.
1399 * reload1.c: Likewise.
1400 * resource.c: Likewise.
1402 * rtl.def: Likewise.
1404 * rtlanal.c: Likewise.
1405 * sbitmap.c: Likewise.
1406 * sched-deps.c: Likewise.
1407 * sched-ebb.c: Likewise.
1408 * sched-int.h: Likewise.
1409 * sched-rgn.c: Likewise.
1410 * sched-vis.c: Likewise.
1411 * sdbout.c: Likewise.
1412 * sel-sched-dump.c: Likewise.
1413 * sel-sched-dump.h: Likewise.
1414 * sel-sched-ir.c: Likewise.
1415 * sel-sched-ir.h: Likewise.
1416 * sel-sched.c: Likewise.
1417 * sel-sched.h: Likewise.
1420 * simplify-rtx.c: Likewise.
1421 * stack-ptr-mod.c: Likewise.
1423 * stor-layout.c: Likewise.
1424 * store-motion.c: Likewise.
1425 * stringpool.c: Likewise.
1426 * stub-objc.c: Likewise.
1427 * sync-builtins.def: Likewise.
1428 * target-def.h: Likewise.
1429 * target.h: Likewise.
1430 * targhooks.c: Likewise.
1431 * targhooks.h: Likewise.
1432 * timevar.c: Likewise.
1433 * tlink.c: Likewise.
1434 * toplev.c: Likewise.
1435 * toplev.h: Likewise.
1436 * tracer.c: Likewise.
1437 * tree-affine.c: Likewise.
1438 * tree-affine.h: Likewise.
1439 * tree-browser.def: Likewise.
1440 * tree-call-cdce.c: Likewise.
1441 * tree-cfg.c: Likewise.
1442 * tree-cfgcleanup.c: Likewise.
1443 * tree-chrec.c: Likewise.
1444 * tree-chrec.h: Likewise.
1445 * tree-complex.c: Likewise.
1446 * tree-data-ref.c: Likewise.
1447 * tree-data-ref.h: Likewise.
1448 * tree-dfa.c: Likewise.
1449 * tree-dump.c: Likewise.
1450 * tree-dump.h: Likewise.
1451 * tree-eh.c: Likewise.
1452 * tree-flow-inline.h: Likewise.
1453 * tree-flow.h: Likewise.
1454 * tree-if-conv.c: Likewise.
1455 * tree-inline.c: Likewise.
1456 * tree-into-ssa.c: Likewise.
1457 * tree-loop-distribution.c: Likewise.
1458 * tree-loop-linear.c: Likewise.
1459 * tree-mudflap.c: Likewise.
1460 * tree-nested.c: Likewise.
1461 * tree-nomudflap.c: Likewise.
1462 * tree-nrv.c: Likewise.
1463 * tree-object-size.c: Likewise.
1464 * tree-optimize.c: Likewise.
1465 * tree-outof-ssa.c: Likewise.
1466 * tree-parloops.c: Likewise.
1467 * tree-pass.h: Likewise.
1468 * tree-phinodes.c: Likewise.
1469 * tree-predcom.c: Likewise.
1470 * tree-pretty-print.c: Likewise.
1471 * tree-profile.c: Likewise.
1472 * tree-scalar-evolution.c: Likewise.
1473 * tree-ssa-address.c: Likewise.
1474 * tree-ssa-alias.c: Likewise.
1475 * tree-ssa-ccp.c: Likewise.
1476 * tree-ssa-coalesce.c: Likewise.
1477 * tree-ssa-copy.c: Likewise.
1478 * tree-ssa-copyrename.c: Likewise.
1479 * tree-ssa-dce.c: Likewise.
1480 * tree-ssa-dom.c: Likewise.
1481 * tree-ssa-dse.c: Likewise.
1482 * tree-ssa-forwprop.c: Likewise.
1483 * tree-ssa-ifcombine.c: Likewise.
1484 * tree-ssa-live.c: Likewise.
1485 * tree-ssa-live.h: Likewise.
1486 * tree-ssa-loop-ch.c: Likewise.
1487 * tree-ssa-loop-im.c: Likewise.
1488 * tree-ssa-loop-ivcanon.c: Likewise.
1489 * tree-ssa-loop-ivopts.c: Likewise.
1490 * tree-ssa-loop-manip.c: Likewise.
1491 * tree-ssa-loop-niter.c: Likewise.
1492 * tree-ssa-loop-prefetch.c: Likewise.
1493 * tree-ssa-loop-unswitch.c: Likewise.
1494 * tree-ssa-loop.c: Likewise.
1495 * tree-ssa-math-opts.c: Likewise.
1496 * tree-ssa-operands.c: Likewise.
1497 * tree-ssa-operands.h: Likewise.
1498 * tree-ssa-phiopt.c: Likewise.
1499 * tree-ssa-phiprop.c: Likewise.
1500 * tree-ssa-pre.c: Likewise.
1501 * tree-ssa-propagate.c: Likewise.
1502 * tree-ssa-reassoc.c: Likewise.
1503 * tree-ssa-sccvn.c: Likewise.
1504 * tree-ssa-sink.c: Likewise.
1505 * tree-ssa-structalias.c: Likewise.
1506 * tree-ssa-ter.c: Likewise.
1507 * tree-ssa-threadedge.c: Likewise.
1508 * tree-ssa-threadupdate.c: Likewise.
1509 * tree-ssa-uncprop.c: Likewise.
1510 * tree-ssa.c: Likewise.
1511 * tree-ssanames.c: Likewise.
1512 * tree-switch-conversion.c: Likewise.
1513 * tree-tailcall.c: Likewise.
1514 * tree-vect-data-refs.c: Likewise.
1515 * tree-vect-generic.c: Likewise.
1516 * tree-vect-loop-manip.c: Likewise.
1517 * tree-vect-loop.c: Likewise.
1518 * tree-vect-patterns.c: Likewise.
1519 * tree-vect-slp.c: Likewise.
1520 * tree-vect-stmts.c: Likewise.
1521 * tree-vectorizer.c: Likewise.
1522 * tree-vectorizer.h: Likewise.
1523 * tree-vrp.c: Likewise.
1525 * tree.def: Likewise.
1527 * treestruct.def: Likewise.
1528 * unwind-compat.c: Likewise.
1529 * unwind-dw2-fde-glibc.c: Likewise.
1530 * unwind-dw2.c: Likewise.
1531 * value-prof.c: Likewise.
1532 * value-prof.h: Likewise.
1533 * var-tracking.c: Likewise.
1534 * varasm.c: Likewise.
1535 * varpool.c: Likewise.
1538 * vmsdbgout.c: Likewise.
1540 * xcoffout.c: Likewise.
1542 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1544 * pa.c (output_call): Only use sr4 for long interspace calls if
1545 call binds local and generating non PIC code.
1546 (attr_length_call): Adjust length calculation for above.
1548 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1551 (add<mode>3_carry): Change operand order of plus RTX.
1552 (*add<mode>3_carry): Ditto.
1553 (*addsi3_carry_zext): Ditto.
1554 (*add<dwi>3_doubleword): Update for changed operand order.
1555 (*negti2_1 splitter): Ditto.
1556 (*negdi2_1 splitter): Ditto.
1557 (<plusminus_insn><mode>3_carry): Macroize expander from
1558 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1559 (*<plusminus_insn><mode>3_carry): Macroize insn from
1560 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1561 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1562 patterns using SDWIM mode iterator.
1563 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1564 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1565 using DWIH mode iterator.
1566 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1567 using SWI mode iterator.
1568 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1569 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1570 patterns using SWIM mode iterator.
1571 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1572 patterns using SWI248 mode iterator.
1573 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1574 patterns using SWI mode iterator.
1575 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1576 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1578 2009-11-24 Michael Matz <matz@suse.de>
1580 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1582 2009-11-24 David Binderman <dcb314@hotmail.com>
1584 * expr.c (store_field): Remove set but not used local variable
1586 (expand_expr_real_2): Remove treeop2.
1587 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1588 * haifa-sched.c (max_issue): Remove points.
1589 (sched_create_recovery_edges): Remove e.
1590 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1592 2009-11-24 Nick Clifton <nickc@redhat.com>
1594 * config/v850/v850.c (function_arg): Fix handling of zero-length
1597 2009-11-24 Michael Matz <matz@suse.de>
1599 * tree.h (union tree_ann_d): Don't declare.
1600 (tree_base): Remove ann field.
1601 (struct var_ann_d): Declare forward.
1602 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1603 (DECL_VAR_ANN_PTR): New macro.
1604 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1605 accept only VAR, PARM or RESULT decls.
1606 (create_tree_common_ann): Remove.
1607 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1608 * tree-eh.c (lookup_expr_eh_lp): Remove.
1609 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1611 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1612 * tree-flow.h (enum tree_ann_type): Remove.
1613 (struct tree_ann_common_d): Remove.
1614 (struct var_ann_d): Remove common field.
1615 (union tree_ann_d): Remove.
1616 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1617 (tree_common_ann, get_tree_common_ann, ann_type,
1618 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1619 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1620 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1621 * builtins.c (expand_builtin_memcpy): Use
1622 currently_expanding_gimple_stmt instead of tree annotation.
1623 (expand_builtin_memset_args): Ditto.
1624 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1625 (expand_call_stmt): Don't set tree annotation.
1626 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1627 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1628 * gimple.h (currently_expanding_gimple_stmt): Declare.
1630 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1632 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1633 useless NOTE_VAR_LOCATION_STATUS call.
1634 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1636 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1638 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1639 being called recursively.
1641 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1643 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1644 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1646 2009-11-24 Paul Brook <paul@codesourcery.com>
1648 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1651 2009-11-24 Julian Brown <julian@codesourcery.com>
1652 Paul Brook <paul@codesourcery.com>
1654 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1655 (arm_dwarf_register_span): New function.
1656 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1658 2009-11-24 David Binderman <dcb314@hotmail.com>
1660 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1661 local variable bb_note.
1662 * dominance.c (get_dominated_by): Likewise local var n.
1663 (output_file_names): Likewise local var idx.
1664 (add_location_or_const_value_attribute): Likewise local var status.
1665 * dwarf2out.c (gen_variable_die): Likewise local var field.
1666 * emit-rtl.c (no_line_numbers): Remove.
1667 (init_emit_once): Remove line_numbers parameter.
1668 * rtl.h (init_emit_once): Adjust prototype.
1669 * toplev.c (backend_init): Adjust init_emit_once call.
1671 2009-11-24 Richard Guenther <rguenther@suse.de>
1673 PR tree-optimization/42142
1674 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1675 Handle iv-dependent (non-)kills properly.
1676 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1677 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1679 2009-11-24 Martin Jambor <mjambor@suse.cz>
1681 PR tree-optimization/42154
1682 * tree-sra.c (struct access): Added comments.
1683 (sra_modify_expr): Build references to the old aggregate with
1684 build_ref_for_offset instead of reusing access->expr.
1685 (load_assign_lhs_subreplacements): Likewise.
1687 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1691 (sub<mode>3_carry): Ditto.
1692 (x86_mov<mode>cc_0_m1): Ditto.
1693 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1694 for ix86_carry_flag_operator operator predicate.
1695 (*sub<mode>3_carry): Ditto.
1696 (*x86_mov<mode>cc_0_m1): Ditto.
1697 (*addsi3_carry_zext): Use VOIDmode match_operator for
1698 ix86_carry_flag_operator operator predicate.
1699 (*subsi3_carry_zext): Ditto.
1700 (*x86_mov<mode>cc_0_m1_s): Ditto.
1701 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1702 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1703 check operator sub-expressions for FLAGS_REG and const0_rtx.
1704 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1705 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1706 (ix86_expand_int_addcc): Update calls to
1707 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1708 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1709 Do not set mode of compare operation.
1711 2009-11-23 Jan Hubicka <jh@suse.cz>
1714 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1717 2009-11-23 Jan Hubicka <jh@suse.cz>
1719 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1720 wrong profile updates.
1721 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1722 having largest frequency.
1723 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1724 used uninitalized warning.
1725 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1728 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1730 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1731 of gen_rtx_REG to generate operand 5.
1732 (*cmp_ssub_sidi): Ditto.
1734 2009-11-23 Richard Henderson <rth@redhat.com>
1736 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1739 2009-11-23 Paul Brook <paul@codesourcery.com>
1741 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1742 case for noreturn functions.
1743 (arm_compute_save_reg_mask): Remove special noreturn handling.
1745 2009-11-23 Richard Guenther <rguenther@suse.de>
1747 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1748 size for DECL bases.
1750 2009-11-22 Richard Henderson <rth@redhat.com>
1752 * i386.c (avx_vpermilp_parallel): New function.
1753 * i386-protos.h: Declare it.
1754 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1755 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1756 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1757 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1758 (vpermilbits): Remove.
1759 (avx_vpermil<mode>): Change insns to expanders.
1760 (*avx_vpermil<mode>): New. Use vec_select.
1762 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1764 * opts.c (decode_options): Don't enable flag_schedule_insns
1765 when optimizing for size.
1766 * doc/invoke.texi: Document change.
1768 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1771 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1772 of scratch register to SImode.
1773 (*cmp_sadd_sidi): Ditto.
1774 (*cmp_ssub_si): Ditto.
1775 (*cmp_ssub_sidi): Ditto.
1777 2009-11-21 Ian Lance Taylor <iant@google.com>
1779 * Makefile.in (HOST_LIBS): Move higher in file.
1780 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1781 is not empty, set to $(CC) and $(CFLAGS).
1783 2009-11-22 Martin Jambor <mjambor@suse.cz>
1785 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1786 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1787 (verify_gimple_call): Verify LHS also with with
1788 verify_types_in_gimple_reference.
1790 2009-11-21 Martin Jambor <mjambor@suse.cz>
1793 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1794 (splice_param_accesses): Check all accesses by calling
1795 access_precludes_ipa_sra_p.
1796 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1797 not convert types if it is true.
1798 (sra_ipa_modify_assign): Convert types in case of mismatch.
1800 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1802 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1805 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1807 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1808 (mips_mulsidi3_gen_fn): Declare new function.
1809 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1810 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1811 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1812 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1813 (mulsidi3_64bit_dmul): New define_insn.
1815 2009-11-21 Ben Elliston <bje@au.ibm.com>
1817 * gengtype-lex.l: Enable noinput flex option.
1818 (YY_NO_INPUT): Remove define.
1820 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1822 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1823 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1824 (insert_debug_temps_for_defs): Handle PHI nodes.
1825 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1828 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1830 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1831 after remove_phi_node.
1833 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1835 PR tree-optimization/42078
1836 * gimple.h (gimple_replace_lhs): New declaration.
1837 * gimple.c (gimple_replace_lhs): New function.
1838 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1841 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1843 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1844 (xop_mulv2div2di3_low): Same.
1845 (*xop_pmacsdqh_mem): Same.
1847 2009-11-20 Richard Henderson <rth@redhat.com>
1849 * config/i386/i386-builtin-types.awk: New file.
1850 * config/i386/i386-builtin-types.def: New file.
1851 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1852 * config/i386/i386.c: Include it.
1853 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1854 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1855 (struct builtin_isa): Remove GTY marker. Replace tree type with
1856 ix86_builtin_func_type; add set_and_not_built_p.
1857 (def_builtin): Change type parameter to tcode; use
1858 ix86_get_builtin_func_type; update all callers. Accept zero mask
1859 to mean the builtin is unconditionally available.
1860 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1862 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1863 Update some users to rationalized enumeration codes from new include.
1864 (enum multi_arg_type): Remove. Replace all enumeration values
1865 with defines to new ix86_builtin_func_type.
1866 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1867 all type resolution to def_builtin.
1868 (ix86_init_builtin_types): Split out from ...
1869 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1871 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1874 * config/rs6000/rs6000.c (struct machine_function): Revert
1875 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1876 (rs6000_expand_to_rtl_hook): Ditto.
1877 (rs6000_check_vector_mode): Ditto.
1878 (compute_vrsave_mask): Ditto.
1880 2009-11-20 Paul Brook <paul@codesourcery.com>
1882 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1883 * config/arm/arm-cores.def: Add cortex-a5.
1884 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1885 * config/arm/arm-tune.md: Regenerate.
1887 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1890 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1891 (ref_pos): New field in structure.
1892 (insert_new_var_in_stmt): New function.
1895 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1897 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1898 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1899 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1900 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1901 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1902 INT_LEAST64_TYPE): Define.
1903 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1904 UINT_LEAST64_TYPE): Define.
1905 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1906 INT_FAST64_TYPE): Define.
1907 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1908 UINT_FAST64_TYPE): Define.
1909 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1911 2009-11-20 Julian Brown <julian@codesourcery.com>
1913 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1914 specially for Thumb-1.
1915 (ASM_OUTPUT_REG_POP): Likewise.
1917 2009-11-19 Jason Merrill <jason@redhat.com>
1919 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1921 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1922 Rafael Avila de Espindola <espindola@google.com>
1924 * doc/plugins.texi (Plugin initialization): Added advices for
1925 retrieving the version of GCC at plugin compilation and loading times.
1927 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1929 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1930 (dump_active_plugins): output to file everything. Use
1931 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1933 2009-11-19 Richard Guenther <rguenther@suse.de>
1935 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1936 around truth-valued expressions.
1937 * tree.c (free_lang_data): Untangle check for LTO frontend.
1939 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1941 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1942 of cgraph_node_for_decl.
1943 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1944 * cgraph.c (cgraph_node_for_decl): Remove.
1945 (cgraph_get_node): Just return NULL if !cgraph_hash.
1947 2009-11-19 Paul Brook <paul@codesourcery.com>
1949 * config.gcc: Add new ARM --with-fpu options.
1950 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1951 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1953 2009-11-18 Richard Guenther <rguenther@suse.de>
1955 * gimple.h (union gimple_statement_d): Add gsmembase member.
1956 (gimple_vuse_op): Use gsmembase for access.
1957 (gimple_vdef_op): Likewise.
1958 (gimple_vuse): Likewise.
1959 (gimple_vdef): Likewise.
1960 (gimple_vuse_ptr): Likewise.
1961 (gimple_vdef_ptr): Likewise.
1962 (gimple_set_vuse): Likewise.
1963 (gimple_set_vdef): Likewise.
1964 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1966 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1968 * doc/arm-neon-intrinsics.texi: Regenerated.
1970 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1972 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1974 2009-11-18 Paul Brook <paul@codesourcery.com>
1975 Daniel Jacobowitz <dan@codesourcery.com>
1977 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1978 (arm_arch7em): New variable.
1979 (all_architectures): Add armv7e-m.
1980 (arm_override_options): Set arm_arch7em.
1981 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1982 Include arm_arch7em.
1983 (arm_arch7em): Declare.
1985 2009-11-18 Richard Guenther <rguenther@suse.de>
1987 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1988 a valid field decl if checking is enabled.
1990 2009-11-18 Martin Jambor <mjambor@suse.cz>
1992 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1993 (lto_ipa_fixup_call_notes): Declare.
1994 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1995 (update_call_notes_after_inlining): Copy call stmt uid to the new
1997 (ipa_write_param_call_note): New function.
1998 (ipa_read_param_call_note): New function
1999 (ipa_write_node_info): Write also param call notes. Removed a bogus
2000 comment, reformatted to fit 80 columns.
2001 (ipa_read_node_info): Read also param call notes. Removed a bogus
2002 comment. Remove ipa_edge_args_vector growth.
2003 (lto_ipa_fixup_call_notes): New function.
2004 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2005 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2006 inlining regardless of flag_wpa.
2007 (cgraph_decide_inlining_of_small_functions): Likewise.
2008 (cgraph_decide_inlining): Likewise.
2009 (inline_read_summary): Likewise.
2011 2009-11-18 Jan Hubicka <jh@suse.cz>
2013 * predict.c (compute_function_frequency): Export.
2014 * predict.h (compute_function_frequency): Declare.
2015 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2017 2009-11-18 Martin Jambor <mjambor@suse.cz>
2019 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2020 on all nodes we write summaries for.
2022 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2025 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2026 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2027 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2028 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2029 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2030 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2031 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2034 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2036 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2038 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2041 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2043 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2045 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2046 cgraph_materialize_all_clones): Handle same_body aliases.
2047 * cgraph.c (cgraph_allocate_node): New function.
2048 (cgraph_create_node): Use it.
2049 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2050 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2051 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2053 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2054 (input_node): Stream in same_body aliases.
2055 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2056 for same_body aliases.
2057 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2059 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2062 * config/darwin.h: Use the extension stub libraries to access
2063 current libgcc_s features.
2065 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2068 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2069 (vect_transform_loop): Call it.
2071 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2073 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2076 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2080 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2082 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2083 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2084 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2085 (sese_bad_liveouts_use): New.
2086 (sese_reset_debug_liveouts_bb): New.
2087 (sese_build_liveouts): Use it.
2088 (rename_variables_in_stmt): Reset debug stmts rather than creating
2090 (expand_scalar_variable_stmt): Likewise.
2092 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2094 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2095 (df_ref_remove): Likewise.
2097 2009-11-17 Jan Hubicka <jh@suse.cz>
2099 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2102 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2104 * toplev.c (process_options): Remove dead code.
2105 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2107 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2109 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2112 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2114 PR tree-optimization/41857
2115 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2116 TYPE's address space instead of pointer to TYPE.
2118 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2120 * reload.c (find_reloads_address): Fix typo.
2122 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2124 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2125 registers in leaf functions if possible.
2127 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2129 * config/m68k/m68k-devices.def: Add MCF5441x family.
2131 2009-11-17 Jan Hubicka <jh@suse.cz>
2133 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2135 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2137 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2140 nest ior expressions.
2141 (x86_64_szext_nonmemory_operand): Ditto.
2142 (call_insn_operand): Ditto.
2144 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2146 * stmt.c (expand_asm_stmt): Get locus from stmt.
2148 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2150 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2151 Create the decl label for the new dest block on demand. Require
2152 a fallthrough edge if no asm labels were redirected.
2154 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2156 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2157 operand 1 predicate.
2158 (cstoresi4): Ditto for operand 2.
2159 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2160 patterns using SDWIM mode iterator.
2161 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2162 using SWIM mode iterator.
2163 (cmpdi_1): Rename from cmpdi_1_rex64.
2164 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2165 SWI48 mode iterator.
2166 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2167 using SWI mode iterator.
2168 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2169 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2170 (*cmpqi_ext_3_insn): Make private.
2171 (*cmpqi_ext_3_insn_rex64): Make private.
2172 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2173 * config/i386/predicates.md (cmpsi_operand): Remove.
2175 2009-11-16 Paul Brook <paul@codesourcery.com>
2177 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2178 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2180 2009-11-14 Jan Hubicka <jh@suse.cz>
2182 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2184 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2185 zero out all callees.
2186 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2187 frequency and count match.
2188 * ipa-inline.c (update_noncloned_frequencies): New function.
2189 (cgraph_clone_inlined_nodes): Use it.
2190 * tree-inline.c (copy_bb): Fix frequency scaling; output
2191 diagnostic on frequency mismatches to dump file.
2192 (initialize_cfun): Do not scale frequency; fix count scaling;
2193 initialize entry and exit block frequencies; copy profile info.
2194 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2195 (copy_body): Use frequency_scale as argument.
2196 (expand_call_inline): Compute frequency scale and output diagnostic
2198 (delete_unreachable_blocks_update_callgrah): Remove checking that
2199 has to be done after edge redirection.
2200 (tree_function_versioning): Update initialize_cfun and copy_body call.
2202 2009-11-14 Jan Hubicka <jh@suse.cz>
2204 * cgraph.c (cgraph_release_function_body): Update use of
2205 ipa_transforms_to_apply.
2206 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2207 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2208 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2210 (cgraph_materialize_clone): Remove original if dead.
2211 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2212 ipa_transforms_to_apply hack.
2213 * function.h (struct function): Add ipa_transforms_to_apply.
2214 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2215 * tree-inline.c (copy_bb): Update sanity check.
2216 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2217 (expand_call_inline): remove dead clone originals.
2218 (tree_function_versioning): Merge transformation queues.
2219 * passes.c (add_ipa_transform_pass): Remove.
2220 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2222 (execute_all_ipa_transforms): Update.
2223 (execute_one_pass): Update.
2225 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2227 PR target/21078, 21080
2228 * config/avr/avr.c (avr_return_addr_rtx): New function for
2229 builtin_return_address.
2230 (expand_prologue): Calculate stack usage.
2231 (avr_asm_function_end_prologue): Output stack size and offset label.
2232 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2233 (machine_function): Add stack_usage.
2234 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2236 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2238 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2239 new 'outgoing' argument.
2240 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2241 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2242 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2243 iq2000_function_value_regno_p.
2244 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2245 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2248 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2251 * arm.md (adddi_sesidi_di): Place tied contraint first.
2252 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2253 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2254 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2255 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2256 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2257 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2258 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2259 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2260 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2262 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2264 * config/i386/predicates.md (call_register_no_elim_operand):
2265 New predicate. Reject stack register as valid call operand
2267 (call_insn_operand): Use call_register_no_elim_operand.
2269 2009-11-13 Richard Henderson <rth@redhat.com>
2271 * function.c (stack_protect_prologue): Don't bypass expand_expr
2272 for stack_protect_guard and guard_decl.
2273 (stack_protect_epilogue): Likewise.
2275 2009-11-13 Jan Hubicka <jh@suse.cz>
2277 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2278 when to PUBLIC is set.
2280 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2283 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2286 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2289 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2290 *call_value_1): Use "lsm" as operand 1 constraint.
2291 * config/i386/predicates.md (call_insn_operand): Depend on
2292 index_register_operand to avoid %esp register.
2294 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2297 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2301 (TARGET_CALL_ESP): New define.
2302 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2304 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2305 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2306 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2308 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2309 New patterns, use "lsm" as operand 1 constraint.
2310 * config/i386/predicates.md (call_insn_operand): Depend on
2311 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2313 2009-11-13 Jason Merrill <jason@redhat.com>
2316 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2317 Don't emit a second declaration at any scope.
2319 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2321 PR rtl-optimization/41697
2322 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2323 a conditional jump has a single successor.
2325 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2327 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2328 allocate reg_last when in case lazy_reg_last is true.
2329 (init_deps_reg_last): New.
2330 (free_deps): When max_reg is 0, this context is already freed.
2331 * sched-int.h (init_deps_reg_last): Export.
2332 (init_deps): Update prototype.
2333 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2334 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2335 * ddg.c (build_intra_loop_deps): Likewise.
2336 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2337 reset_deps_context, deps_init_id): Likewise.
2338 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2339 (free_data_for_scheduled_insn): New, break down from ...
2340 (free_first_time_insn_data): ... here.
2341 (has_dependence_p): Allocate reg_last now, when it is needed.
2342 (extend_insn_data): When maximal LUID is big enough, allocate
2343 per-insn data in smaller chunks.
2344 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2345 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2348 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.md (call_value): Fix comment.
2351 (sibcall_value): Ditto.
2353 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2355 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2356 (MD_FROB_UPDATE_CONTEXT): Define.
2358 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2359 Laurent GUERBY <laurent@guerby.net>
2361 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2362 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2363 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2365 2009-11-12 Jan Hubicka <jh@suse.cz>
2367 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2368 and clear DECL_COMMON on localized declarations.
2370 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2373 * regrename.c (struct du_head): New structure; some elements moved
2375 (struct du_chain): ... this one.
2376 (open_chains, closed_chains): Now of type struct du_head *.
2377 (do_replace): Accept du_head argument, not du_chain. All callers
2378 changed. Modified code to match new data structures.
2379 (build_def_use): Return a list of du_head structures. Modified code
2380 to match new data structures.
2381 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2382 callers changed. Modified code to match new data structures.
2383 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2384 callers changed. Modified code to match new data structures.
2385 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2386 Allocate a du_head structure as well as a du_chain when creating a
2387 new chain. Modified other code to match new data structures.
2389 2009-11-12 Jan Hubicka <jh@suse.cz>
2391 * cgraph.h (varpool_node_name): Declare.
2392 * cgraphunit.c (process_function_and_variable_attributes): Set
2393 force_output flag on used variables.
2394 * ipa.c (function_and_variable_visibility): Dump externally visible
2395 and needed variables.
2396 * varpool.c (varpool_node_name): Export.
2397 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2400 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2403 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2404 processing if XEXP (x, i) is NULL.
2406 2009-11-12 Jan Hubicka <jh@suse.cz>
2408 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2409 imply PUBLIC || EXTERNAL.
2411 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2414 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2415 single successor block, ending with jump created by RTL expander.
2417 2009-11-11 Jan Hubicka <jh@suse.cz>
2420 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2421 and WEAK variables at -fwhole-program.
2424 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2425 functions/variables are not needed even if they are externally visible.
2427 2009-11-11 Jan Hubicka <jh@suse.cz>
2429 (patch by Richard Guenther)
2430 * lto-streamer-out.c (output_function): Output head of argument list
2432 * lto-streamer-in.c (input_function): Re-map arguments into merged
2435 2009-11-11 Jan Hubicka <jh@suse.cz>
2437 * lto-cgraph.c: Include gcov-io.h
2438 (output_profile_summary): New function.
2439 (output_cgraph): Use it.
2440 (input_profile_summary): New function.
2441 (input_cgraph): Use it.
2442 * coverage.c (build_ctr_info_value): Use varpool; initalize
2443 DECL_ASSEMBLER_NAME.
2444 (create_coverage): Likewise.
2445 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2446 (tree_init_edge_profiler): Likewise.
2447 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2449 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2451 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2452 * c-pragma.c (def_pragma_macro_value): Likewise.
2453 (def_pragma_macro): Likewise.
2454 (pushed_macro_table): Likewise.
2455 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2456 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2458 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2460 * doc/plugins.texi (Registering custom attributes): section
2461 renamed as (Registering custom attributes or pragmas).
2462 Mentions custom attributes & pragmas, and c_register_pragma, with
2464 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2466 * doc/extend.texi (Function Attributes): Mentions that plugin can
2467 provide their attributes.
2469 2009-11-11 Jon Beniston <jon@beniston.com>
2471 * config.gcc: Add lm32 elf and uclinux targets.
2472 * config/lm32: New directory.
2473 * config/lm32/lm32.c: New file.
2474 * config/lm32/lm32.h: New file.
2475 * config/lm32/lm32.md: New file.
2476 * config/lm32/lm32.opt: New file.
2477 * config/lm32/lm32-protos.h: New file.
2478 * config/lm32/constraints.md: New file.
2479 * config/lm32/predicates.md: New file.
2480 * config/lm32/sfp-machine.h: New file.
2481 * config/lm32/t-fprules-softfp: New file.
2482 * config/lm32/uclinux-elf.h: New file.
2483 * doc/invoke.texi: Document lm32 options.
2484 * doc/contrib.texi: Document lm32 porter.
2485 * doc/install.texi: Document lm32 targets.
2487 2009-11-11 Martin Jambor <mjambor@suse.cz>
2490 * ipa-prop.c (ipa_update_after_lto_read): Call
2491 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2492 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2494 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2496 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2497 (neon_expand_vector_init): Use them. Also handle non-constant
2498 vectors with identical elements and vectors with only one
2499 non-constant element.
2500 (arm_print_operand): Handle 'y' modifier.
2501 * config/arm/arm-protos.h (neon_make_constant): Declare.
2502 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2503 patterns. Use VX instead of VDQW for the first one. Allow
2504 a VFP alternative and V32 modes for the second one.
2505 * config/arm/neon.ml (shape_elt): Add Alternatives.
2506 (ops): Use Alternatives for vdup lane instructions.
2507 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2508 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2510 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2512 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2514 (movti, mov<mode>): Call force_reg on one operand if required.
2515 * config/arm/vec-common.md (mov<mode>): Likewise.
2517 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2519 * config/arm/arm.c (arm_override_options): Enable scheduling for
2522 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2526 * expr.h (anti_adjust_stack_and_probe): Declare.
2527 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2528 parameter and rewrite head comment.
2529 (allocate_dynamic_stack_space): Adjust call to above function.
2530 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2532 * tree.h (dwarf2out_args_size): Delete.
2533 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2534 (dwarf2out_args_size_adjust): Delete prototype and move around.
2535 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2536 ACCUMULATE_OUTGOING_ARGS targets.
2538 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2540 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2541 DECL_SIZE of DECL_RESULT before evaluating it.
2543 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 PR tree-optimization/41987
2546 * fold-const.c (const_binop): Avoid using fold_buildN().
2548 2009-11-10 Martin Jambor <mjambor@suse.cz>
2550 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2551 (execute_all_ipa_stmt_fixups): Declare.
2552 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2553 * ipa-inline.c (pass_ipa_inline): Likewise.
2554 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2555 * ipa-reference.c (pass_ipa_reference): Likewise.
2556 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2557 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2558 (pass_ipa_lto_finish_out): Likewise.
2559 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2560 * passes.c (execute_ipa_stmt_fixups): New function.
2561 (execute_all_ipa_stmt_fixups): New function.
2562 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2564 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2567 * explow.c (probe_stack_range): Fix typo.
2568 * config/sparc/sparc.md (probe_stack): New expander.
2570 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2572 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2574 2009-11-09 Jason Merrill <jason@redhat.com>
2576 * gdbinit.in (pgq): New function for printing gimple sequence.
2578 2009-11-09 Paul Brook <paul@codesourcery.com>
2579 Daniel Jacobowitz <dan@codesourcery.com>
2580 Sandra Loosemore <sandra@codesourcery.com>
2582 * doc/extend.texi (Half-Precision): Update wording to reflect
2583 that there are now multiple -mfpu options that enable fp16
2585 * doc/invoke.texi: Update list of ARM -mfpu= options.
2586 * config.gcc: Update ARM --with-fpu option list.
2587 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2588 vfpv3xd and vfpv3xd-fp16.
2589 (use_vfp_abi): New function.
2590 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2592 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2593 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2594 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2595 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2597 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2599 (arm_print_operand): Handle 'p' modifier.
2600 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2602 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2603 (TARGET_FP16): Define.
2604 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2605 does not provide them.
2606 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2607 double-precision values on a single-precision FPU.
2608 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2609 double-precision constants.
2610 (movhf_vfp_neon): New pattern (was movhf_vfp).
2611 (movhf_vfp): Remove NEON instructions.
2612 * config/arm/constraints.md: Add new "Dy" constraint for
2613 double-precision constants. Update description of "Dv".
2614 * config/arm/arm.md: Disable double-precision patterns if the FPU
2615 does not provide them
2617 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2619 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2620 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2623 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2625 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2627 * configure.ac (--with-plugin-ld): New. Default to ld.
2628 * configure: Regenerated.
2629 * config.in: Likewise.
2631 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2632 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2634 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2636 * config/openbsd-stdint.h: Change to reflect what
2637 c_common_nodes_and_builtins expects.
2639 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2641 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2643 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2646 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2647 function contains at least one local dynamic name.
2648 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2649 here if that happens.
2651 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2652 Joern Rennecke <amylaar@spamcop.net>
2654 * cfgrtl.c (pass_free_cfg): Add pass name.
2655 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2656 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2657 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2658 * df-core.c (pass_df_initialize_no_opt): Likewise.
2659 * except.c (pass_rtl_eh): Likewise.
2660 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2661 * gcse.c (pass_rtl_pre): Change pass name.
2662 * passes.c (pass_postreload): Add pass name.
2663 (make_pass_instance): Don't use duplicate-tracking logic for
2664 names starting with '*'.
2665 (next_pass_1): Assert that pass has a name.
2666 (register_one_dump_file): If there is an space in the name,
2668 * predict.c (pass_strip_predict_hints): Add pass name.
2669 * reg-stack.c (pass_stack_regs): Likewise.
2670 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2671 * tree-cfg.c (pass_warn_function_return,
2672 pass_warn_function_noreturn): Add pass name.
2673 * tree-dfa.c (pass_referenced_vars): Likewise.
2674 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2675 Fix whitespace before comment.
2676 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2677 (pass_init_datastructures): Add pass name.
2678 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2679 * tree-ssa.c (pass_early_warn_uninitialized,
2680 pass_late_warn_uninitialized): Likewise.
2681 * tree.c (pass_ipa_free_lang_data): Likewise.
2682 * doc/passes.texi (pass manager): Document how to disambiguate
2685 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2687 * df-problems.c: Fix documentation for forward simulation of LR.
2688 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2689 (df_simulate_finalize_forwards): Remove.
2690 * df.h (df_simulate_finalize_forwards): Remove.
2692 2009-11-08 Richard Guenther <rguenther@suse.de>
2694 * tree-ssa-structalias.c (build_succ_graph): Properly make
2695 variables escape if they are stored to anything.
2697 2009-11-08 Richard Guenther <rguenther@suse.de>
2699 PR rtl-optimization/41928
2700 * loop-invariant.c (free_loop_data): If we didn't allocate
2701 loop data do not try to free it.
2703 2009-11-07 Jason Merrill <jason@redhat.com>
2705 * tree.c (reconstruct_complex_type): Preserve attributes.
2707 2009-11-07 Richard Guenther <rguenther@suse.de>
2709 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2710 to anything only to variables that can take pointers.
2711 (get_constraint_for_ssa_var): Properly exclude full
2712 variables from expanding.
2713 (first_vi_for_offset): Avoid overflow in arithmetic.
2714 (first_or_preceding_vi_for_offset): Likewise.
2715 (count_num_arguments): Fix implementation.
2716 (gate_ipa_pta): Do not run when not optimizing.
2718 2009-11-07 David Binderman <dcb314@hotmail.com>
2720 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2721 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2722 set but not used variables.
2723 (apply_args_reg_offset): Comment out as unused.
2724 * calls.c (flags_from_decl_or_type): Likewise.
2725 * genautomata.c (check_regexp_units_distribution): Likewise.
2727 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2730 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2731 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2732 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2733 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2734 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2735 operand alternatives.
2737 2009-11-06 Michael Matz <matz@suse.de>
2740 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2741 of a potential reciprocal to really be reciprocals.
2743 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2745 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2746 lwpintrin.h after immintrin.h.
2747 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2751 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2752 or non-constant index, allow index one past the last element and
2753 allow exceeding array bound in arrays that might be used as flexible
2756 2009-11-05 Richard Henderson <rth@redhat.com>
2758 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2760 2009-11-05 Paul Brook <paul@codesourcery.com>
2762 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2763 (arm_fpu_desc): New.
2764 (all_fpus): Add FPU details.
2765 (fp_model_for_fpu): Remove.
2766 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2767 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2768 (arm_file_start): Use arm_fpu_desc.
2769 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2770 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2772 (TARGET_FPA_EMU2): Define.
2773 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2774 (vfp_reg_type, arm_fpu_desc): New.
2775 * config/arm/arm.md (attr fpu): Simplify.
2776 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2777 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2778 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2779 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2780 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2782 2009-11-05 Michael Matz <matz@suse.de>
2784 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2786 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2789 2009-11-04 Jason Merrill <jason@redhat.com>
2792 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2793 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2794 (output_constant): Avoid crash after error.
2796 2009-11-05 Martin Jambor <mjambor@suse.cz>
2798 * tree-sra.c (struct access): Changed comment of next_sibling field.
2799 (analyze_modified_params): Loop over accesses of a group rather than
2800 over all with the ame base, pass a common bitmap to
2802 (unmodified_by_ref_scalar_representative): Build link lists of
2803 accesses of a group.
2804 (splice_param_accesses): Likewise.
2806 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2808 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2810 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2814 * config/i386/i386.md (probe_stack): New expander.
2815 (logical operation peepholes): Do not split stack checking probes.
2817 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2818 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2820 * doc/invoke.texi (-mlwp): Add documentation.
2821 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2822 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2823 (x86_64-*-*): Ditto.
2824 * config/i386/lwpintrin.h: New file, provide x86 compiler
2825 intrinisics for LWP.
2826 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2827 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2828 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2830 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2831 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2832 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2833 (OPTION_MASK_ISA_LWP_UNSET): New.
2834 (ix86_handle_option): Handle -mlwp.
2835 (isa_opts): Handle -mlwp.
2836 (enum pta_flags): Add PTA_LWP.
2837 (override_options): Add LWP support.
2838 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2839 (IX86_BUILTIN_LLWPCB32): Ditto.
2840 (IX86_BUILTIN_LLWPCB64): Ditto.
2841 (IX86_BUILTIN_SLWPCB16): Ditto.
2842 (IX86_BUILTIN_SLWPCB32): Ditto.
2843 (IX86_BUILTIN_SLWPCB64): Ditto.
2844 (IX86_BUILTIN_LWPVAL16): Ditto.
2845 (IX86_BUILTIN_LWPVAL32): Ditto.
2846 (IX86_BUILTIN_LWPVAL64): Ditto.
2847 (IX86_BUILTIN_LWPINS16): Ditto.
2848 (IX86_BUILTIN_LWPINS32): Ditto.
2849 (IX86_BUILTIN_LWPINS64): Ditto.
2850 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2851 (builtin_description): Ditto.
2852 (ix86_init_mmx_sse_builtins): Ditto.
2853 (ix86_expand_special_args_builtin): Ditto.
2854 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2856 (UNSPEC_SLWP_INTRINSIC): Ditto.
2857 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2858 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2859 (lwp_llwpcbhi1): New lwp pattern.
2860 (lwp_llwpcbsi1): Ditto.
2861 (lwp_llwpcbdi1): Ditto.
2862 (lwp_slwpcbhi1): Ditto.
2863 (lwp_slwpcbsi1): Ditto.
2864 (lwp_slwpcbdi1): Ditto.
2865 (lwp_lwpvalhi3): Ditto.
2866 (lwp_lwpvalsi3): Ditto.
2867 (lwp_lwpvaldi3): Ditto.
2868 (lwp_lwpinshi3): Ditto.
2869 (lwp_lwpinssi3): Ditto.
2870 (lwp_lwpinsdi3): Ditto.
2872 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2873 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2876 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2879 2009-11-04 Richard Guenther <rguenther@suse.de>
2880 Rafael Avila de Espindola <espindola@google.com>
2882 * gcc.c (process_command): Handle arguments name@offset.
2884 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2885 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2887 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2888 (x86_64-*-*): Ditto.
2889 * config/i386/xopintrin.h: New file, provide common x86 compiler
2890 intrinisics for XOP.
2891 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2892 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2893 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2895 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2896 * config/i386/i386.opt (-mxop): New switch for XOP support.
2897 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2898 (UNSPEC_XOP_TRUEFALSE)
2899 (UNSPEC_XOP_PERMUTE)
2900 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2901 (PPERM_*): New constants for vpperm instruction.
2902 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2903 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2904 (OPTION_MASK_ISA_XOP_UNSET): New.
2905 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2906 (ix86_handle_option): Handle -mxop.
2907 (isa_opts): Handle -mxop.
2908 (enum pta_flags): Add PTA_XOP.
2909 (override_options): Add XOP support.
2910 (print_operand): Add code for XOP compare instructions.
2911 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2912 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2914 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2915 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2916 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2917 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2918 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2919 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2920 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2922 (IX86_BUILTIN_VPCMOV256): Ditto.
2923 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2924 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2925 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2926 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2927 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2928 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2930 (IX86_BUILTIN_VPPERM): Ditto.
2932 (IX86_BUILTIN_VPMACSSWW): Ditto.
2933 (IX86_BUILTIN_VPMACSWW): Ditto.
2934 (IX86_BUILTIN_VPMACSSWD): Ditto.
2935 (IX86_BUILTIN_VPMACSWD): Ditto.
2936 (IX86_BUILTIN_VPMACSSDD): Ditto.
2937 (IX86_BUILTIN_VPMACSDD): Ditto.
2938 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2939 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2940 (IX86_BUILTIN_VPMACSDQL): Ditto.
2941 (IX86_BUILTIN_VPMACSDQH): Ditto.
2942 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2943 (IX86_BUILTIN_VPMADCSWD): Ditto.
2945 (IX86_BUILTIN_VPHADDBW): Ditto.
2946 (IX86_BUILTIN_VPHADDBD): Ditto.
2947 (IX86_BUILTIN_VPHADDBQ): Ditto.
2948 (IX86_BUILTIN_VPHADDWD): Ditto.
2949 (IX86_BUILTIN_VPHADDWQ): Ditto.
2950 (IX86_BUILTIN_VPHADDDQ): Ditto.
2951 (IX86_BUILTIN_VPHADDUBW): Ditto.
2952 (IX86_BUILTIN_VPHADDUBD): Ditto.
2953 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2954 (IX86_BUILTIN_VPHADDUWD): Ditto.
2955 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2956 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2957 (IX86_BUILTIN_VPHSUBBW): Ditto.
2958 (IX86_BUILTIN_VPHSUBWD): Ditto.
2959 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2961 (IX86_BUILTIN_VPROTB): Ditto.
2962 (IX86_BUILTIN_VPROTW): Ditto.
2963 (IX86_BUILTIN_VPROTD): Ditto.
2964 (IX86_BUILTIN_VPROTQ): Ditto.
2965 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2966 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2967 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2968 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2970 (IX86_BUILTIN_VPSHLB): Ditto.
2971 (IX86_BUILTIN_VPSHLW): Ditto.
2972 (IX86_BUILTIN_VPSHLD): Ditto.
2973 (IX86_BUILTIN_VPSHLQ): Ditto.
2974 (IX86_BUILTIN_VPSHAB): Ditto.
2975 (IX86_BUILTIN_VPSHAW): Ditto.
2976 (IX86_BUILTIN_VPSHAD): Ditto.
2977 (IX86_BUILTIN_VPSHAQ): Ditto.
2979 (IX86_BUILTIN_VFRCZSS): Ditto.
2980 (IX86_BUILTIN_VFRCZSD): Ditto.
2981 (IX86_BUILTIN_VFRCZPS): Ditto.
2982 (IX86_BUILTIN_VFRCZPD): Ditto.
2983 (IX86_BUILTIN_VFRCZPS256): Ditto.
2984 (IX86_BUILTIN_VFRCZPD256): Ditto.
2986 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2987 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2988 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2989 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2990 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2991 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2992 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2993 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2995 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2996 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2997 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2998 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2999 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3000 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3001 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3002 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3004 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3005 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3006 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3007 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3008 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3009 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3010 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3011 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3013 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3014 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3015 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3016 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3017 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3018 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3019 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3020 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3022 (IX86_BUILTIN_VPCOMEQB): Ditto.
3023 (IX86_BUILTIN_VPCOMNEB): Ditto.
3024 (IX86_BUILTIN_VPCOMLTB): Ditto.
3025 (IX86_BUILTIN_VPCOMLEB): Ditto.
3026 (IX86_BUILTIN_VPCOMGTB): Ditto.
3027 (IX86_BUILTIN_VPCOMGEB): Ditto.
3028 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3029 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3031 (IX86_BUILTIN_VPCOMEQW): Ditto.
3032 (IX86_BUILTIN_VPCOMNEW): Ditto.
3033 (IX86_BUILTIN_VPCOMLTW): Ditto.
3034 (IX86_BUILTIN_VPCOMLEW): Ditto.
3035 (IX86_BUILTIN_VPCOMGTW): Ditto.
3036 (IX86_BUILTIN_VPCOMGEW): Ditto.
3037 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3038 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3040 (IX86_BUILTIN_VPCOMEQD): Ditto.
3041 (IX86_BUILTIN_VPCOMNED): Ditto.
3042 (IX86_BUILTIN_VPCOMLTD): Ditto.
3043 (IX86_BUILTIN_VPCOMLED): Ditto.
3044 (IX86_BUILTIN_VPCOMGTD): Ditto.
3045 (IX86_BUILTIN_VPCOMGED): Ditto.
3046 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3047 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3049 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3050 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3051 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3052 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3053 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3054 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3055 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3056 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3058 (enum multi_arg_type): New enum for describing the various XOP
3059 intrinsic argument types.
3060 (bdesc_multi_arg): New table for XOP intrinsics.
3061 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3062 (ix86_expand_multi_arg_builtin): New function for creating XOP
3065 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3066 (xop_pmacsww): Ditto.
3067 (xop_pmacssww): Ditto.
3068 (xop_pmacsdd): Ditto.
3069 (xop_pmacssdd): Ditto.
3070 (xop_pmacssdql): Ditto.
3071 (xop_pmacssdqh): Ditto.
3072 (xop_pmacsdql): Ditto.
3073 (xop_pmacsdql_mem): Ditto.
3074 (xop_mulv2div2di3_low): Ditto.
3075 (xop_pmacsdqh): Ditto.
3076 (xop_pmacsdqh_mem): Ditto.
3077 (xop_mulv2div2di3_high): Ditto.
3078 (xop_pmacsswd): Ditto.
3079 (xop_pmacswd): Ditto.
3080 (xop_pmadcsswd): Ditto.
3081 (xop_pmadcswd): Ditto.
3082 (xop_pcmov_<mode>): Ditto.
3083 (xop_pcmov_<mode>256): Ditto.
3084 (xop_phaddbw): Ditto.
3085 (xop_phaddbd): Ditto.
3086 (xop_phaddbq): Ditto.
3087 (xop_phaddwd): Ditto.
3088 (xop_phaddwq): Ditto.
3089 (xop_phadddq): Ditto.
3090 (xop_phaddubw): Ditto.
3091 (xop_phaddubd): Ditto.
3092 (xop_phaddubq): Ditto.
3093 (xop_phadduwd): Ditto.
3094 (xop_phadduwq): Ditto.
3095 (xop_phaddudq): Ditto.
3096 (xop_phsubbw): Ditto.
3097 (xop_phsubwd): Ditto.
3098 (xop_phsubdq): Ditto.
3100 (rotl<mode>3): Ditto.
3101 (rotr<mode>3): Ditto.
3102 (xop_rotl<mode>3): Ditto.
3103 (xop_rotr<mode>3): Ditto.
3104 (vrotr<mode>3): Ditto.
3105 (vrotl<mode>3): Ditto.
3106 (xop_vrotl<mode>3): Ditto.
3107 (vlshr<mode>3): Ditto.
3108 (vashr<mode>3): Ditto.
3110 (xop_ashl<mode>3): Ditto.
3111 (xop_lshl<mode>3): Ditto.
3112 (ashlv16qi3): Ditto.
3113 (lshlv16qi3): Ditto.
3114 (ashrv16qi3): Ditto.
3116 (xop_frcz<mode>2): Ditto.
3117 (xop_vmfrcz<mode>2): Ditto.
3118 (xop_frcz<mode>2256): Ditto.
3119 (xop_maskcmp<mode>3): Ditto.
3120 (xop_maskcmp_uns<mode>3): Ditto.
3121 (xop_maskcmp_uns2<mode>3): Ditto.
3122 (xop_pcom_tf<mode>3): Ditto.
3124 * doc/invoke.texi (-mxop): Add documentation.
3125 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3127 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3130 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3131 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3132 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3134 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3137 * arm.md (peephole2 patterns for move and compare): New.
3139 2009-11-04 Nick Clifton <nickc@redhat.com>
3141 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3142 Make sure that it does not allow CONST_DOUBLEs.
3143 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3144 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3145 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3146 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3147 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3148 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3149 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3150 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3151 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3152 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3153 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3154 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3155 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3156 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3157 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3159 2009-11-04 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/41919
3162 * tree-vrp.c (test_for_singularity): Properly compare values.
3164 2009-11-04 Revital Eres <eres@il.ibm.com>
3166 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3167 Consider peeling for alignment only for stores and remove
3168 redundant assignment.
3170 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3173 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3174 (m68k_ok_for_sibcall_p): Handle different result return locations.
3176 2009-11-04 Richard Guenther <rguenther@suse.de>
3178 * c-opts.c (c_common_post_options): Move LTO option processing
3180 * opts.c (decode_options): ... here.
3182 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3184 * c-common.c (fold_offsetof_1): Use %wd instead of
3185 HOST_WIDE_INT_PRINT_DEC.
3187 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3189 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3192 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3194 * config.gcc (vax-*-linux*): Keep the original contents of
3195 tmake_file while adding vax/t-linux.
3197 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3201 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3202 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3203 (STACK_CHECK_MOVING_SP): Likewise.
3204 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3205 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3206 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3207 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3208 Document PROBE_STACK.
3209 * explow.c (anti_adjust_stack_and_probe): New function.
3210 (allocate_dynamic_stack_space): Do not directly allocate space if
3211 STACK_CHECK_MOVING_SP, instead invoke above function.
3212 (emit_stack_probe): Handle probe_stack insn.
3213 (PROBE_INTERVAL): New macro.
3214 (STACK_GROW_OPTAB): Likewise.
3215 (STACK_GROW_OFF): Likewise.
3216 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3217 loop condition in the small constant case. Rewrite in the general
3218 case to be immune to wraparounds. Make sure the address of probes
3219 is valid. Try to use [base + disp] addressing mode if possible.
3220 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3221 checking is enabled and STACK_CHECK_MOVING_SP.
3222 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3223 return 1 for volatile references to the stack pointer.
3224 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3225 __builtin_alloca if stack checking is enabled.
3226 * unwind-dw2.c (uw_identify_context): Take into account whether the
3227 context is that of a signal frame or not.
3228 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3229 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3231 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3233 PR rtl-optimization/41917
3234 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3235 operand isn't known to be 0, return 1.
3237 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3239 * config/mips/mips.md: Fix typos.
3241 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3243 * doc/invoke.texi: Fix typo.
3245 2009-11-03 Paul Brook <paul@codesourcery.com>
3247 * config/arm/neon.ml (vectype): Add T_floatSF.
3248 (string_of_vectype): Ditto.
3249 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3250 (deftypes): Use float for float32_t.
3251 * config/arm/arm_neon.h: Regenerate.
3253 2009-11-03 Nick Clifton <nickc@redhat.com>
3254 Kevin Buettner <kevinb@redhat.com>
3256 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3257 order of expected registers.
3258 (rx_load_multiple_vector): Likewise.
3259 (rx_rtsd_vector): Likewise.
3260 * config/rx/rx.c (rx_cpu_type): New variable.
3261 (rx_print_operand): Fix bug printing 64-bit constant values.
3262 (rx_emit_stack_pushm): Reverse order of pushed registers.
3263 (gen_rx_store_vector): Likewise.
3264 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3266 (is_exception_func): Rename to is_interrupt_func and only accept
3267 "interrupt" as the attribute name.
3268 (rx_get_stack_layout): Use new function name.
3269 (rx_func_attr_inlinable): Likewise.
3270 (rx_attribute_table): Remove "exception".
3271 (rx_expand_prologue): If necessary push the accumulator register
3272 in the prologue of interrupt functions.
3273 (rx_expand_epilogue): If necessary pop the accumulator.
3274 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3275 (rx_expand_builtin_stz): Remove.
3276 (rx_expand_builtin_mvtipl): New function.
3277 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3278 (rx_expand_builtin): Likewise.
3279 (rx_enable_fpu): New variable.
3280 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3281 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3282 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3283 (enum rx_cpu_types): Define.
3284 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3285 (INCOMING_FRAME_SP_OFFSET): Define.
3286 (ARG_POINTER_CFA_OFFSET): Define.
3287 (FRAME_POINTER_CFA_OFFSET): Define.
3288 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3289 (ALLOW_RX_FPU_INSNS): Define.
3290 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3291 fast_math_flags_set_p.
3292 (UNSPEC_BUILTIN_MVTIPL): Define.
3293 (revl): Rename to bswapsi2.
3294 (bswaphi2): New pattern.
3295 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3296 (mvtaclo): Likewise.
3298 (mvtc): Remove clobber of cc0.
3301 * config/rx/rx.opt (mieee): Remove.
3306 (msave-acc-in-interrupts): Add.
3307 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3308 (MULTILIB_DIRS): Likewise.
3309 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3310 * doc/extend.texi: Remove description of "exception" function
3312 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3313 -msave-acc-in-interrupts options.
3315 2009-11-03 Richard Guenther <rguenther@suse.de>
3317 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3319 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3322 * c-common.c (fold_offsetof_1): Issue errors when the member
3323 designator of the offsetof expression is not legitimate.
3325 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3327 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3328 names instead of numerical constants.
3329 (sse_prologue_save): Ditto.
3330 (*sse_prologue_save_insn): Ditto.
3332 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3336 (TARGET_CALL_ESP): New define.
3337 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3339 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3340 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3341 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3343 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3344 New patterns, use "lsm" as operand 1 constraint.
3345 * config/i386/predicates.md (call_insn_operand): Depend on
3346 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3348 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3350 PR tree-optimization/41857
3351 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3352 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3354 * tree-ssa-address.c (move_hint_to_base): New function.
3355 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3356 address space associated with TYPE.
3357 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3358 most_expensive_mult_to_index. Call move_hint_to_base.
3359 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3360 TYPE to addr_to_parts.
3362 2009-11-02 Martin Jambor <mjambor@suse.cz>
3364 PR tree-optimization/41750
3365 * tree-sra.c (analyze_modified_params): Loop over all
3366 representatives of components of a parameter.
3368 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3370 PR tree-optimization/41841
3371 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3372 local variables of not yet materialized clones.
3375 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3376 for a VOIDmode variable.
3379 * c-pragma.c (visstack): Change into vector of ints rather than
3380 enum symbol_visibility.
3381 (push_visibility): Add kind argument, push default_visibility together
3383 (pop_visibility): Add kind argument, return true if successful, fail
3384 if visibility stack is empty or if stack top is of different kind.
3385 (handle_pragma_visibility): Don't check length of visstack, instead
3386 call pop_visibility and issue diagnostics if it failed. Pass 0
3387 as last argument to push_visibility and pop_visibility.
3388 * c-pragma.h (push_visibility): Add kind argument.
3389 (pop_visibility): Likewise. Return bool instead of void.
3391 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3393 * tree.def (TARGET_MEM_REF): Update comment.
3394 * alias.c (get_alias_set): Retrieve the original memory reference for
3395 a TARGET_MEM_REF before proceeding.
3397 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3399 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3400 frv_function_value_regno_p): New functions.
3401 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3402 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3403 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3404 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3406 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3408 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3409 new 'outgoing' argument.
3410 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3411 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3412 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3413 LIBCALL_VALUE): Remove.
3414 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3415 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3416 (mh10300_function_value_regno_p): Declare.
3418 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3420 * config/arm/cortex-a9.md: New - integer pipeline description.
3422 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3424 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3425 aborting if the sizes of the two references don't match.
3427 2009-10-31 Toon Moene <toon@moene.org>
3429 * ipa-inline.c (cgraph_decide_inlining):
3430 Include reason for not inlining called-once functions in dump file.
3432 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3434 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3435 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3436 (LINK_SPEC): BE_LINK_SPEC added.
3438 2009-10-30 Richard Guenther <rguenther@suse.de>
3441 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3443 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3445 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3446 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3449 2009-10-30 Martin Jambor <mjambor@suse.cz>
3451 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3453 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3456 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3457 first. Move assert on stack_alignment_estimated just before
3458 setting stack_realign_needed.
3459 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3460 Don't call update_stack_boundary.
3462 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3463 (verride_options): Don't check ix86_force_align_arg_pointer here.
3464 (ix86_function_ok_for_sibcall): Use it.
3465 (ix86_update_stack_boundary): Likewise.
3467 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3469 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3471 * arm.md (QHSI): New mode iterator.
3472 (movqi): If generating for thumb, then truncate any immediate to
3474 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3476 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3479 2009-10-29 Cary Coutant <ccoutant@google.com>
3482 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3483 locations in the source).
3484 (store_vcall_insn): New function.
3485 (lookup_vcall_insn): New function.
3486 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3487 (dwarf2out_copy_call_info): New function.
3488 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3489 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3490 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3491 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3492 (debug_nothing_rtx_rtx): New dummy hook.
3493 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3494 (xcoff_debug_hooks): Likewise.
3495 * sdbout.c (sdb_debug_hooks): Likewise.
3496 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3498 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3500 * doc/invoke.texi (mmcount-ra-address): Document new command line
3502 * config/mips/mips.opt (mmcount-ra-address): New option.
3503 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3505 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3507 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3508 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3510 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3511 mips_function_profiler.
3513 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3517 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3518 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3519 * optc-gen.awk (cl_target_option_restore): Include call to
3520 targetm.override_options_after_change.
3521 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3522 * target.h (override_options_after_change): New.
3523 * c-common.c (parse_optimize_options): Call
3524 targetm.override_options_after_change.
3525 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3526 (ia64_override_options_after_change): New.
3527 (ia64_override_options) Add call to above.
3529 2009-10-29 Michael Matz <matz@suse.de>
3531 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3532 (gate_convert_to_rsqrt): Ditto.
3533 (pass_convert_to_rsqrt): Ditto.
3534 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3535 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3538 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3540 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3542 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3545 2009-10-29 Martin Jambor <mjambor@suse.cz>
3547 PR tree-optimization/41775
3548 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3549 (generate_subtree_copies): Do not unshare agg.
3550 (load_assign_lhs_subreplacements): Do not unshare rhs.
3551 (sra_modify_assign): Do not unshare exprs.
3552 (propagate_subacesses_accross_link): Renamed to
3553 propagate_subaccesses_across_link.
3555 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3557 * arm.c (count_insns_for_constant): Rework to support counting for
3558 thumb2 immediates as well.
3559 (find_best_start): Split out from arm_gen_constant.
3560 (arm_gen_constant): Rework to support XOR with immediate.
3562 2009-10-29 Chao-ying Fu <fu@mips.com>
3564 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3566 (mips_expand_synci_loop): Use the length rtx to control the
3567 synci loop from the begin rtx that points to the first byte of
3570 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3572 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3574 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3576 * dbxout.c (dbxout_common_check): Accept non public trees.
3577 * dwarf2out.c (fortran_common): Accept non public trees.
3579 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3581 * common.opt (fuse-linker-plugin): New option.
3582 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3584 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3586 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3588 PR rtl-optimization/39715
3589 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3590 (gen_cstoresi_ltu_thumb1): New splitter.
3592 2009-10-28 Richard Guenther <rguenther@suse.de>
3596 * tree-ssa.c (useless_type_conversion_p): Do not treat
3597 conversions to pointers to incomplete types as useless.
3598 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3601 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3603 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3604 vt_expand_loc unnecessarily when location is not a register nor
3608 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3609 fields don't have DECL_NAME.
3612 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3613 call convert_memory_address on addr.
3616 * config/i386/i386.c (ix86_pic_register_p): Don't call
3617 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3619 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3621 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3622 a variable part from its REG, MEM or VALUE.
3624 2009-10-28 Richard Guenther <rguenther@suse.de>
3626 * gimple.c (gimple_get_alias_set): Fix comment typo.
3628 2009-10-28 Richard Guenther <rguenther@suse.de>
3630 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3631 (free_lang_data): Unconditionally compute alias sets for all
3632 standard integer types. Bail out if gate bailed out previously.
3633 Do not reset the types_compatible_p langhook.
3634 (gate_free_lang_data): Remove.
3635 (struct pass_ipa_free_lang_data): Enable unconditionally.
3636 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3639 2009-10-28 Richard Guenther <rguenther@suse.de>
3642 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3643 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3644 (call_may_clobber_ref_p_1): Likewise.
3645 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3646 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3648 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3650 PR rtl-optimization/41812
3653 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3655 * df-problems.c (df_md_scratch): New.
3656 (df_md_alloc, df_md_free): Allocate/free it.
3657 (df_md_local_compute): Only include live registers in init.
3658 (df_md_transfer_function): Prune the in-set computed by
3659 the confluence function, and the gen-set too.
3661 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3663 PR rtl-optimization/39715
3664 * combine.c (simplify_comparison): Use extensions to
3665 widen comparisons. Try an ANDing first.
3667 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3669 PR rtl-optimization/40741
3670 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3671 a small constant is cheap.
3672 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3673 force_reg on the LHS.
3674 (xorsi3): Likewise, and split the XOR if the constant is complex
3675 and not in Thumb mode.
3677 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3679 * expmed.c (emit_store_flag): Check costs before
3680 transforming to the opposite representation.
3682 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3684 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3685 cstore result to DImode.
3687 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3689 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3690 inside the unspec vector.
3692 2009-10-27 Richard Henderson <rth@redhat.com>
3694 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3696 2009-10-27 Richard Henderson <rth@redhat.com>
3699 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3700 eh_region_may_contain_throw; update users.
3701 (eh_region_may_contain_throw): New function.
3702 (lower_catch): Check flag_exceptions before creating exception region.
3703 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3704 (lower_cleanup): Tidy existing flag_exceptions check to match.
3706 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3709 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3710 * config/i386/mingw.opt: Add fset-stack-executable.
3711 * config/i386/i386.c (ix86_trampoline_init): Make call to
3712 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3713 defined and its value is not zero.
3716 2009-10-27 Richard Guenther <rguenther@suse.de>
3718 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3719 handle calls to externally visible functions like in regular mode.
3720 (create_variable_info_for): Do not create function infos here.
3721 (have_alias_info): Remove write-only variable.
3722 (solve_constraints): New function split out from common code
3723 in compute_points_to_sets and ipa_pta_execute.
3724 (compute_points_to_sets): Adjust.
3725 (ipa_pta_execute): Likewise. Handle clones and externally visible
3726 functions like in non-IPA mode.
3728 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3731 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3734 2009-10-27 Richard Guenther <rguenther@suse.de>
3736 * tree-complex.c (expand_complex_div_wide): Check for
3737 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3739 2009-10-27 Revital Eres <eres@il.ibm.com>
3741 PR tree-optimization/40648
3742 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3743 Change decision of when to peel for alignment.
3745 2009-10-27 Richard Guenther <rguenther@suse.de>
3748 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3750 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3753 * fold-const.c (fold_binary_loc): Do not call
3754 protected_set_expr_location.
3756 2009-10-27 Wei Guozhi <carrot@google.com>
3759 * target.h (have_conditional_execution): Add a new target hook
3761 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3762 * targhooks.h (default_have_conditional_execution): Likewise.
3763 * targhooks.c (default_have_conditional_execution): Likewise.
3764 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3765 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3766 (arm_have_conditional_execution): New function.
3767 * ifcvt.c (noce_process_if_block, find_if_header,
3768 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3769 macro HAVE_conditional_execution to a target hook call.
3770 * recog.c (peephole2_optimize): Likewise.
3771 * sched-rgn.c (add_branch_dependences): Likewise.
3772 * final.c (asm_insn_count, final_scan_insn): Likewise.
3773 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3775 2009-10-26 Ben Elliston <bje@au.ibm.com>
3776 Michael Meissner <meissner@linux.vnet.ibm.com>
3777 Ulrich Weigand <uweigand@de.ibm.com>
3779 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3780 * config/spu/spu_cache.h: New file.
3782 * config/spu/cachemgr.c: New file.
3783 * config/spu/cache.S: New file.
3785 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3786 (ADDR_SPACE_EA): Define.
3787 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3788 * config/spu/spu.c (EAmode): New macro.
3789 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3790 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3791 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3792 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3793 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3794 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3795 (TARGET_ASM_SELECT_SECTION): Likewise.
3796 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3797 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3798 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3799 (ea_symbol_ref): New function.
3800 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3801 (spu_addr_space_legitimate_address_p): New function.
3802 (spu_addr_space_legitimize_address): Likewise.
3803 (cache_fetch): New global.
3804 (cache_fetch_dirty): Likewise.
3805 (ea_alias_set): Likewise.
3806 (ea_load_store): New function.
3807 (ea_load_store_inline): Likewise.
3808 (expand_ea_mem): Likewise.
3809 (spu_expand_mov): Handle __ea qualified memory references.
3810 (spu_addr_space_pointer_mode): New function.
3811 (spu_addr_space_address_mode): Likewise.
3812 (spu_addr_space_subset_p): Likewise.
3813 (spu_addr_space_convert): Likewise.
3814 (spu_section_type_flags): Handle "._ea" section.
3815 (spu_select_section): New function.
3816 (spu_unique_section): Likewise.
3817 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3818 and __EA64__ predefined macros.
3819 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3820 -matomic-updates switches.
3822 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3823 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3824 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3825 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3826 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3827 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3828 $(T)cache128k.o): Likewise.
3829 ($(T)libgcc_%.a): Likewise.
3831 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3832 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3833 (-maddress-space-conversion): Likewise.
3834 (-mcache-size=): Likewise.
3835 (-matomic-updates): Likewise.
3836 * doc/invoke.texi (-mea32/-mea64): Document.
3837 (-maddress-space-conversion): Likewise.
3838 (-mcache-size=): Likewise.
3839 (-matomic-updates): Likewise.
3841 2009-10-26 Ben Elliston <bje@au.ibm.com>
3842 Michael Meissner <meissner@linux.vnet.ibm.com>
3843 Ulrich Weigand <uweigand@de.ibm.com>
3845 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3847 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3848 defined, add the named address space keywords.
3849 (c_addr_space_name): New function.
3850 (complete_array_type): Preserve named address space.
3851 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3852 instead of targetm.valid_pointer_mode.
3854 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3855 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3856 (ADDR_SPACE_KEYWORD): New macro.
3857 (c_addr_space_name): Add prototype.
3859 * c-tree.h (struct c_declspecs): Add address_space member.
3860 (declspecs_add_addrspace): Add prototype.
3862 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3864 * c-parser.c (c_parse_init): Add assertion.
3865 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3866 (c_lex_one_token): Handle address space keywords.
3867 (c_token_starts_typename): Likewise.
3868 (c_token_starts_declspecs): Likewise.
3869 (c_parser_declspecs): Likewise.
3870 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3871 literal within function qualified with named address space.
3873 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3874 address space qualifiers.
3875 (shadow_tag_warned): Warn about useless address space qualifiers.
3876 (quals_from_declspecs): Handle address space qualifiers.
3877 (grokdeclarator): Likewise.
3878 (build_null_declspecs): Likewise.
3879 (declspecs_add_addrspace): New function.
3881 * c-typeck.c (addr_space_superset): New function.
3882 (qualify_type): Handle named address spaces.
3883 (composite_type): Likewise.
3884 (common_pointer_type): Likewise.
3885 (comp_target_types): Likewise.
3886 (build_conditional_expr): Likewise.
3887 (handle_warn_cast_qual): Likewise.
3888 (build_c_cast): Likewise.
3889 (convert_for_assignment): Likewise.
3890 (build_binary_op): Likewise.
3891 (pointer_diff): Handle named address spaces. Use intermediate
3892 integer type of sufficient size if required.
3894 2009-10-26 Ben Elliston <bje@au.ibm.com>
3895 Michael Meissner <meissner@linux.vnet.ibm.com>
3896 Ulrich Weigand <uweigand@de.ibm.com>
3898 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3899 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3900 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3902 * target.h (struct target_def): Add pointer_mode, address_mode,
3903 and valid_pointer_mode to addr_space substructure.
3904 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3905 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3906 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3907 (TARGET_ADDR_SPACE_HOOKS): Add them.
3908 * targhooks.c (target_default_pointer_address_modes_p): New function.
3909 * target.h (target_default_pointer_address_modes_p): Add prototype.
3910 * targhooks.c (default_addr_space_pointer_mode): New function.
3911 (default_addr_space_address_mode): Likewise.
3912 (default_addr_space_valid_pointer_mode): Likewise.
3913 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3914 (default_addr_space_address_mode): Likewise.
3915 (default_addr_space_valid_pointer_mode): Likewise.
3916 * output.h (default_valid_pointer_mode): Move to ...
3917 * targhooks.h (default_valid_pointer_mode): ... here.
3918 * varasm.c (default_valid_pointer_mode): Move to ...
3919 * targhooks.c (default_valid_pointer_mode): ... here.
3921 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3922 instead of targetm.valid_pointer_mode.
3924 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3925 * tree.c (integer_pow2p): Likewise.
3926 (tree_log2): Likewise.
3927 (tree_floor_log2): Likewise.
3928 (signed_or_unsigned_type_for): Support pointer type of different size.
3929 (int_or_pointer_precision): New function.
3930 * tree.h (int_or_pointer_precision): Add prototype.
3931 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3932 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3933 incoming pointer type instead of POINTER_SIZE.
3935 * tree.c (build_pointer_type): Use appropriate pointer mode
3936 instead of ptr_mode.
3937 (build_reference_type): Likewise.
3938 * expr.c (store_expr): Likewise.
3939 (expand_expr_addr_expr): Likewise.
3940 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3941 * cfgexpand.c (expand_debug_expr): Likewise.
3943 * auto-inc-dec.c: Include "target.h".
3944 (try_merge): Use appropriate address mode instead of Pmode.
3945 (find_inc): Likewise.
3946 * combine.c (find_split_point): Likewise.
3947 * cselib.c (cselib_record_sets): Likewise.
3948 * dse.c (replace_inc_dec): Likewise.
3949 (canon_address): Likewise.
3950 * var-tracking.c (replace_expr_with_values): Likewise.
3951 (count_uses): Likewise.
3952 (add_uses): Likewise.
3953 (add_stores): Likewise.
3954 * emit-rtl.c: Include "target.h".
3955 (adjust_address_1): Use appropriate address mode instead of Pmode.
3956 (offset_address): Likewise.
3957 * explow.c (break_out_memory_refs): Likewise.
3958 (memory_address_addr_space): Likewise.
3959 (promote_mode): Likewise.
3960 * expr.c (move_by_pieces): Likewise.
3961 (emit_block_move_via_loop): Likewise.
3962 (store_by_pieces): Likewise.
3963 (store_by_pieces_1): Likewise.
3964 (expand_assignment): Likewise.
3965 (store_constructor): Likewise.
3966 (expand_expr_addr_expr): Likewise.
3967 (expand_expr_real_1): Likewise.
3968 * cfgexpand.c (expand_debug_expr): Likewise.
3969 * ifcvt.c (noce_try_cmove_arith): Likewise.
3970 * regcprop.c (kill_autoinc_value): Likewise.
3971 * regmove.c (try_auto_increment): Likewise.
3972 * reload.c (find_reloads): Likewise.
3973 (find_reloads_address): Likewise.
3974 (find_reloads_address_1): Likewise.
3975 * sched-deps.c: Include "target.h".
3976 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3977 (sched_analyze_2): Likewise.
3978 * sel-sched-dump.c: Include "target.h".
3979 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3980 * stor-layout.c (layout_type): Likewise.
3981 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3982 (multiplier_allowed_in_address_p): Likewise.
3983 (get_address_cost): Likewise.
3984 * varasm.c (make_decl_rtl): Likewise.
3986 * expr.c (expand_assignment): Always convert offsets to appropriate
3988 (store_expr): Likewise.
3989 (store_constructor): Likewise.
3990 (expand_expr_real_1): Likewise.
3992 * reload.h (form_sum): Add MODE argument.
3993 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3994 Update recursive calls.
3995 (subst_indexed_address): Update calls to form_sum.
3997 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3998 * tree-ssa-address.c: Include "target.h".
3999 (templates): Replace by ...
4000 (mem_addr_template_list): ... this new vector.
4001 (TEMPL_IDX): Handle address space numbers.
4002 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4003 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4004 instead of global cache. Update call to gen_addr_rtx.
4005 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4006 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4008 * rtl.h (convert_memory_address_addr_space): Add prototype.
4009 (convert_memory_address): Define as macro.
4010 * explow.c (convert_memory_address): Rename to ...
4011 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4012 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4013 Update recursive calls.
4014 (memory_address_addr_space): Call convert_memory_address_addr_space.
4015 * expmed.c (make_tree): Likewise.
4016 * expr.c (expand_assignment): Likewise.
4017 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4018 (expand_expr_addr_expr): Likewise. Also, update call.
4020 * alias.c (find_base_value): Guard pointer size optimizations.
4021 (find_base_term): Likewise.
4022 * rtlanal.c (nonzero_bits1): Likewise.
4023 (num_sign_bit_copies1): Likewise.
4024 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4026 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4027 (emit-rtl.o): Likewise.
4028 (auto-inc-dec.o): Likewise.
4029 (sched-deps.o): Likewise.
4031 2009-10-26 Ben Elliston <bje@au.ibm.com>
4032 Michael Meissner <meissner@linux.vnet.ibm.com>
4033 Ulrich Weigand <uweigand@de.ibm.com>
4035 * doc/extend.texi (Named Address Spaces): New section.
4036 * coretypes.h (addr_space_t): New type.
4037 (ADDR_SPACE_GENERIC): New define.
4038 (ADDR_SPACE_GENERIC_P): New macro.
4040 * doc/tm.texi (Named Address Spaces): New section.
4041 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4042 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4043 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4044 (TARGET_ADDR_SPACE_CONVERT): Document.
4045 * target.h (struct gcc_target): Add addr_space substructure.
4046 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4047 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4048 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4049 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4050 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4051 (TARGET_INITIALIZER): Initialize addr_space hooks.
4052 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4053 (default_addr_space_legitimize_address): Likewise.
4054 (default_addr_space_subset_p): Likewise.
4055 (default_addr_space_convert): Likewise.
4056 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4057 (default_addr_space_legitimize_address): Likewise.
4058 (default_addr_space_subset_p): Likewise.
4059 (default_addr_space_convert): Likewise.
4061 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4062 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4063 (MEM_ADDR_SPACE): New macro.
4064 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4065 address space memory attribute.
4066 (mem_attrs_htab_hash): Handle address space memory attribute.
4067 (mem_attrs_htab_eq): Likewise.
4068 (set_mem_attributes_minus_bitpos): Likewise.
4069 (set_mem_alias_set): Likewise.
4070 (set_mem_align): Likewise.
4071 (set_mem_expr): Likewise.
4072 (set_mem_offset): Likewise.
4073 (set_mem_size): Likewise.
4074 (adjust_address_1): Likewise.
4075 (offset_address): Likewise.
4076 (widen_memoy_address): Likewise.
4077 (get_spill_slot_decl): Likewise.
4078 (set_mem_attrs_for_spill): Likewise.
4079 (set_mem_addr_space): New function.
4080 * emit-rtl.h (set_mem_addr_space): Add prototype.
4081 * print-rtl.c (print_rtx): Print address space memory attribute.
4082 * expr.c (expand_assignment): Set address space memory attribute
4083 of generated MEM RTXes as appropriate.
4084 (expand_expr_real_1): Likewise.
4085 * cfgexpand.c (expand_debug_expr): Likewise.
4086 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4088 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4089 size of "spare" bitfield.
4090 (TYPE_ADDR_SPACE): New macro.
4091 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4092 (DECODE_QUAL_ADDR_SPACE): Likewise.
4093 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4094 (KEEP_QUAL_ADDR_SPACE): Likewise.
4095 (TYPE_QUALS): Encode type address space.
4096 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4097 * tree.c (set_type_quals): Set type address space.
4098 (build_array_type): Inherit array address space from element type.
4099 * print-tree.c (print_node_brief): Print type address space.
4100 (print_node): Likewise.
4101 * tree-pretty-print.c (dump_generic_node): Likewise.
4103 * explow.c (memory_address): Rename to ...
4104 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4105 Use address-space aware variants of memory address routines.
4106 * recog.c (memory_address_p): Rename to ...
4107 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4108 Use address-space aware variants of memory address routines.
4109 (offsettable_address_p): Rename to ...
4110 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4111 Use address-space aware variants of memory address routines.
4112 * reload.c (strict_memory_address_p): Rename to ...
4113 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4114 Use address-space aware variants of memory address routines.
4115 (maybe_memory_address_p): Rename to ...
4116 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4117 Use address-space aware variants of memory address routines.
4118 * expr.h (memory_address_addr_space): Add prototype.
4119 (memory_address): Define as macro.
4120 * recog.h (memory_address_addr_space_p): Add prototype.
4121 (memory_address_p): Define as macro.
4122 (offsettable_address_addr_space_p): Add prototype.
4123 (offsettable_address_p): Define as macro.
4124 (strict_memory_address_addr_space_p): Add prototype.
4125 (strict_memory_address_p): Define as macro.
4127 * combine.c (find_split_point): Use address-space aware variants
4128 of memory address routines.
4129 * emit-rtl.c (operand_subword): Likewise.
4130 (change_address_1): Likewise.
4131 (adjust_address_1): Likewise.
4132 (offset_address): Likewise.
4133 * expr.c (emit_move_insn): Likewise.
4134 (expand_assignment): Likewise.
4135 (expand_expr_real_1): Likewise.
4136 * recog.c (verify_changes): Likewise.
4137 (general_operand): Likewise.
4138 (offsettable_memref_p): Likewise.
4139 (offsettable_nonstrict_memref_p): Likewise.
4140 (constrain_operands): Likewise.
4141 * reload.c (get_secondary_mem): Likewise.
4142 (find_reloads_toplev): Likewise.
4143 (find_reloads_address): Likewise.
4144 (find_reloads_subreg_address): Likewise.
4145 * reload1.c (reload): Likewise.
4146 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4147 * rtl.h (address_cost): Add ADDRSPACE argument.
4148 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4149 aware variant of memory address routines.
4150 * loop-invariant.c (create_new_invariant): Update address_cost call.
4151 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4152 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4153 Use address-space aware variant of memory address routines.
4154 (propagate_rtx_1): Update call to should_replace_address.
4155 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4157 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4158 ADDRSPACE argument. Use per-address-space instead of global cache.
4159 Use address-space aware variant of memory address routines.
4160 (get_address_cost): Likewise.
4161 (get_computation_cost_at): Update calls.
4162 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4163 Use address-space aware variant of memory address routines.
4164 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4165 (most_expensive_mult_to_index): Update call to
4166 multiplier_allowed_in_address_p.
4168 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4169 attribute to indicate named address spaces.
4171 * varasm.c (get_variable_section): DECLs in named address spaces
4174 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4175 for addresses in a non-generic address space.
4177 * expr.c (emit_block_move_hints): Do not use libcalls for
4178 memory in non-generic address spaces.
4179 (clear_storage_hints): Likewise.
4180 (expand_assignment): Likewise.
4182 * fold-const.c (operand_equal_p): Expressions refering to different
4183 address spaces are not equivalent.
4185 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4186 spaces are not equivalent.
4187 (rtx_equal_p): Likewise.
4188 * cse.c (exp_equiv_p): Likewise.
4189 * jump.c (rtx_renumbered_equal_p): Likewise.
4190 * reload.c (operands_match_p): Likewise.
4192 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4193 address spaces may alias.
4194 (true_dependence): Likewise.
4195 (canon_true_dependence): Likewise.
4196 (write_dependence_p): Likewise.
4198 * dse.c (canon_address): Handle named address spaces.
4199 * ifcvt.c (noce_try_cmove_arith): Likewise.
4201 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4202 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4203 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4204 to handle conversions between different address spaces.
4205 * fold-const.c (fold_convert_loc): Likewise.
4206 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4207 * tree-pretty-print.c (dump_generic_node): Likewise.
4208 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4209 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4210 * tree-inline.c (estimate_operator_cost): Likewise.
4211 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4212 to different address spaces are not useless.
4214 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4217 * cfgcleanup.c (trivially_empty_bb_p): New function.
4218 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4221 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4222 add_name_and_src_coords_attributes, gen_namespace_die,
4223 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4225 2009-10-26 Nick Clifton <nickc@redhat.com>
4227 * config.gcc: Add support for RX target.
4228 * config/rx: New directory.
4229 * config/rx/constraints.md: New file.
4230 * config/rx/predicates.md: New file.
4231 * config/rx/rx.c: New file.
4232 * config/rx/rx.h: New file.
4233 * config/rx/rx.md: New file.
4234 * config/rx/rx.opt: New file.
4235 * config/rx/rx-protos.h: New file.
4236 * config/rx/t-rx: New file.
4237 * doc/extend.texi: Document RX function attributes.
4238 * doc/invoke.texi: Document RX specific command line options.
4239 * doc/contrib.texi: Document RX contribution.
4240 * doc/md.texi: Document RX constraints.
4241 * doc/install.texi: Document RX support.
4243 2009-10-26 Michael Matz <matz@suse.de>
4245 PR tree-optimization/41783
4246 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4247 case for simple diamonds.
4248 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4249 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4250 argument, use alias oracle to skip some vdefs.
4251 (phi_translate_1): Change call to above, don't allocate new
4252 value ids if they can stay the same.
4253 (compute_avail): Allow vuse walking when looking up references.
4255 2009-10-26 Richard Guenther <rguenther@suse.de>
4257 PR tree-optimization/41826
4258 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4259 access to re-allocated vector fields.
4261 2009-10-26 Richard Guenther <rguenther@suse.de>
4263 * graphite-sese-to-poly.c (check_poly_representation): Fix
4264 compile without checking.
4266 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4269 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4270 * gimplify.c (tree_should_carry_location_p,
4271 tree_annotate_one_with_location,tree_annotate_all_with_location):
4272 Remove obsolete functions.
4274 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4277 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4279 2009-10-25 Richard Guenther <rguenther@suse.de>
4281 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4282 Stream DECL_RESTRICTED_P.
4283 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4285 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4287 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4288 a note when expanding to nothing.
4290 2009-10-25 Richard Guenther <rguenther@suse.de>
4293 * tree.c (find_decls_types_r): Deal with Java overloading
4294 BINFO_VIRTUALS for its own purpose.
4296 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4298 * config/mips/predicates.md (hilo_operand): New predicate.
4299 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4300 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4301 splitter part from here ...:
4302 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4303 op0 and op4 to match the DINS case.
4304 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4306 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4309 * avr.md (QIDI): Add new mode iterator.
4310 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4311 patterns for all QI thru DI modes combinations.
4312 (sbrx_and_branch<mode>): Create new and based bit test and jump
4313 patterns for QI thru SI modes.
4314 avr.c (avr_out_sbxx_branch): Use only bit number.
4316 2009-10-24 Jan Hubicka <jh@suse.cz>
4318 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4320 (analyze_function): When analyzing noreturn nothrow call, do not
4321 compute written stats; free bitmaps of vars early if possible.
4322 (generate_summary): Only update bitmaps if computed.
4323 (propagate): Only dump bitmaps if computed.
4324 (ipa_reference_read_summary): Fix pasto.
4326 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4328 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4329 (aliasing_component_refs_p): ...this. Return true if there is no
4330 common base and the base access types have the same alias set.
4331 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4332 (indirect_refs_may_alias_p): Likewise.
4334 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4337 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4338 a C_MAYBE_CONST_EXPR.
4340 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4343 * config/rs6000/rs6000.c (struct machine_function): Add
4344 vsx_or_altivec_used_p to record if vector types are used.
4345 (rs6000_expand_to_rtl_hook): Rename from
4346 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4347 any vector operations, so if there are, we can set VRSAVE to
4348 non-zero when only floating point vector registers are used.
4349 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4350 (rs6000_check_vector_mode): Inner function to check if vector
4351 types are used in the code.
4352 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4353 vector instructions are used.
4355 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4356 Indicate that VSX registers which overlap floating point
4357 registers, can't be used across a call, since the ABI only states
4358 the scalar part of the register will be saved and restored.
4360 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4363 * alias.c (get_alias_set): Call langhook before returning 0 for
4364 types with structural equality.
4365 * c-common.c (c_common_get_alias_set): Use alias set of element
4366 type for arrays with structural comparison.
4368 2009-10-23 Richard Guenther <rguenther@suse.de>
4371 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4372 gimple_call_nothrow_p.
4374 2009-10-23 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/41778
4377 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4378 redundancy along a path in the CFG we want to optimize for speed
4379 is going to be removed.
4380 (execute_pre): Do partial-PRE only if the function is to be
4381 optimized for speed.
4382 (gate_pre): Do not turn off all of PRE when not optimizing a
4385 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4387 * builtins.c (fold_builtin_cabs): Use validate_arg().
4388 (fold_builtin_cexp): Fix if-logic.
4389 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4391 2009-10-22 Jeff Law <law@redhat.com>
4393 * ira-lives.c (process_single_reg_class_operands): Update the
4394 hard reg costs for all the hard registers desired by the
4395 single reg class operand.
4397 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4399 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4400 for rtxes that aren't handled specially.
4402 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4404 * rtl.h (shallow_copy_rtvec): Declare.
4405 * rtl.c (shallow_copy_rtvec): New function.
4406 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4407 rtx field if the subrtx has changed.
4409 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4411 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4412 (m32c_function_value): Make static, add new 'outgoing' argument.
4413 (m32c_libcall_value): Make static, add new 'fun' argument.
4414 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4415 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4416 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4417 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4418 (m32c_function_value, m32c_libcall_value): Delete declaration.
4420 2009-10-22 Diego Novillo <dnovillo@google.com>
4422 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4424 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4426 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4429 2009-10-22 Richard Guenther <rguenther@suse.de>
4431 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4432 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4433 (lto_symtab_merge): Do not merge cgraph nodes here.
4434 (lto_symtab_resolve_can_prevail_p): Simplify.
4435 (lto_symtab_resolve_symbols): Store cgraph node.
4436 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4437 functions from the symtab.
4438 (lto_symtab_merge_cgraph_nodes_1): New function.
4439 (lto_symtab_merge_cgraph_nodes): Likewise.
4441 2009-10-22 Richard Guenther <rguenther@suse.de>
4444 * lto-streamer-out.c (lto_output_location): Stream the
4446 * lto-streamer-in.c (lto_input_location): Likewise.
4448 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4450 * cfgloopmanip.c (duplicate_subloops): Export.
4451 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4452 (transform_to_exit_first_loop): Duplicate bbs starting from
4453 header up to loop->latch instead of exit->src.
4454 Initialize control variable to the correct number of iterations.
4455 (gather_scalar_reductions): Do not register double reductions.
4456 (parallelize_loops): Dump which loop is tested.
4457 Indicate whether the parallelized loop is inner or not.
4458 Remove the innermost-loop requirement.
4459 * cfgloop.h (duplicate_subloops): Export.
4460 * tree-cfg.c (add_phi_args_after_redirect): New function.
4461 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4462 Call duplicate_subloops.
4463 Update number of iterations at the exit condition.
4464 Don't redirect nexits always to the loop exit.
4465 Redirect copied edges from latch to the loop exit.
4467 2009-10-22 Jan Hubicka <jh@suse.cz>
4469 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4471 * ipa-inline.c (cgraph_mark_inline_edge,
4472 cgraph_decide_inlining_of_small_function,
4473 cgraph_decide_inlining, inline_read_summary): Disable indirect
4474 inlining for WPA for time being.
4476 PR tree-optimize/40556
4477 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4479 2009-10-22 Richard Guenther <rguenther@suse.de>
4481 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4482 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4484 2009-10-22 Jan Hubicka <jh@suse.cz>
4487 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4489 (check_call): Handle only indirect calls.
4490 (propagate_bits): Update comment.
4491 (write_node_summary_p): Turn bogus check to assert.
4492 (ipa_reference_write_summary): Stream calls_read_all properly.
4493 (ipa_reference_read_summary): Stream in calls_read_all properly.
4494 (read_write_all_from_decl): New function.
4495 (propagate): Handle OVERWRITABLE nodes and external calls here.
4496 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4498 (analyze_function): Do not check visibility here.
4499 (add_new_function): We summary OVERWRITABLE too.
4500 (generate_summary): Stream OVERWRITABLE nodes too.
4501 (propagate): Handle external calls and OVERWRITABLE nodes here.
4502 (local_pure_const): Check visibility here.
4504 2009-10-22 Jan Hubicka <jh@suse.cz>
4506 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4507 (pass_ipa_cp): Register them.
4508 (ipcp_init_stage): Analyze all functions for whopr/lto.
4509 (ipcp_propagate_stage): Skip external calls.
4510 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4511 * ipa-reference.c (write_node_summary_p): Fix thinko about
4513 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4514 when in ltrans, skip executing of ipa passes since everything
4515 should've been done.
4516 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4517 (inline_generate_summary): Likewise.
4518 (inline_read_summary): New function.
4519 (inline_write_summary): New function.
4520 (pass_ipa_inline): Register new hooks.
4521 * ipa-prop.c: Inlcude lto-streamer.h
4522 (ipa_edge_args_vector): Update declaration.
4523 (ipa_count_arguments, ipa_compute_jump_functions,
4524 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4525 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4526 ipa_read_node_info): New static functions.
4527 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4528 (duplicate_array): Use xmalloc.
4529 (duplicate_ggc_array): New.
4530 (ipa_edge_duplication_hook): Use it.
4531 (ipa_update_after_lto_read): New function.
4532 * ipa-prop.h (ipa_prop_write_jump_functions,
4533 ipa_prop_read_jump_functions): Declare.
4534 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4535 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4536 (ipa_edge_args_vector): Move into GGC.
4537 (ipa_check_create_edge_args): Update.
4538 (ipa_update_after_lto_read): New.
4539 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4541 (ipa_read_summaries): When in ltrans, so not read summaries.
4542 * lto-streamer.c (lto_get_section_name): Add
4543 LTO_section_jump_functions.
4544 * lto-streamer.h (LTO_section_jump_functions): New section.
4545 (produce_asm): Declare.
4546 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4547 * lto-streamer-out.c (produce_asm): Export.
4548 * lto-streamer-in.c: Include tree-pass.h
4549 (input_function): Free dominance info when done.
4550 (lto_read_body): Push ipa_inline in ltrans stage.
4551 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4552 * Makefile.in (GTFILES): Add ipa-prop.h
4554 2009-10-22 Matthias Klose <doko@ubuntu.com>
4556 * doc/install.texi: Document --enable-browser-plugin.
4558 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4560 * doc/invoke.texi (fira-loop-pressure): Update default value.
4561 * opts.c (decode_options): Remove default value setting for
4562 flag_ira_loop_pressure.
4563 * config/ia64/ia64.c (ia64_override_options): Set
4564 flag_ira_loop_pressure up for -O3.
4565 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4567 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4569 PR tree-optimization/41497
4570 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4571 chrec_dont_know if the evolution function returned by follow_ssa_edge
4572 is constant in the analyzed loop and is not compatible with the
4573 initial value before the loop.
4574 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4576 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4578 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4580 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4583 * doc/invoke.texi: Document -print-multi-os-directory.
4585 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4588 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4589 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4590 when darwin_emit_unwind_label is used.
4592 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4594 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4597 2009-10-20 Richard Henderson <rth@redhat.com>
4599 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4600 before emit_post_landing_pad.
4602 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4604 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4605 Use when calling rtx_costs.
4606 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4607 global optimize_size. Pass speed to mips_binary_cost.
4609 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4611 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4614 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4616 * rtl.h (simplify_replace_fn_rtx): Declare.
4617 (wrap_constant, unwrap_constant): Delete.
4618 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4619 (expand_debug_expr): Don't call wrap_constant.
4620 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4621 (auto_adjust_pair): Fold into...
4622 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4623 Just return a new value.
4624 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4625 otherwise use simplify_replace_rtx.
4626 * cselib.c (wrap_constant): Reinstate old definition.
4627 (cselib_expand_value_rtx_1): Don't wrap constants.
4628 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4629 simplify_replace_rtx.
4630 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4631 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4632 Use simplify_replace_rtx.
4633 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4635 (simplify_replace_rtx): ...here. Turn into a wrapper for
4636 simplify_replace_fn_rtx.
4637 (simplify_unary_operation): Don't unwrap CONSTs.
4638 * var-tracking.c (check_wrap_constant): Delete.
4639 (vt_expand_loc_callback): Don't call it.
4640 (vt_expand_loc): Likewise.
4642 2009-10-20 Pascal Obry <obry@adacore.com>
4643 Eric Botcazou <ebotcazou@adacore.com>
4645 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4647 2009-10-20 Michael Matz <matz@suse.de>
4649 * loop-invariant.c (create_new_invariant): Use different magic number.
4651 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4654 * arm.c (arm_override_options): Forcibly disable hot/cold block
4657 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4660 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4663 2009-10-20 Richard Guenther <rguenther@suse.de>
4665 * ggc-page.c: Include cfgloop.h.
4666 (struct max_alignment): Drop long double, add void *.
4667 (extra_order_size_table): Add low non-power-of-two multiples
4668 of MAX_ALIGNMENT. Drop small type-based entries, add
4669 tree_type, cgraph_node and loop.
4670 * alloc-pool.c (struct allocation_object_def): Drop long double
4673 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4676 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4677 referenced just in DEBUG_INSNs.
4679 2009-10-20 Richard Guenther <rguenther@suse.de>
4682 * gimple.c (gimple_register_type): Make sure we register
4683 the types main variant first.
4685 2009-10-20 Richard Guenther <rguenther@suse.de>
4687 * gimple.c (gimple_types_compatible_p): Simplify. Move
4688 cheap checks before hashtable queries. Add checks for
4689 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4691 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4693 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4694 without size or with size that can't be represented as a host integer.
4696 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4698 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4699 the removal of a debug stmt as a significant change.
4701 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4703 * config/s390/s390.md: Added agen condition to operand
4704 forwarding bypasses. Added bypass for early address generation
4705 use of int results. Updated comments.
4707 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4709 * config/i386/i386.c: Remove signal.h #include.
4711 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4713 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4714 * doc/rtl.texi: Document ss_abs.
4716 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4718 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4719 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4720 instead of C_LEX_RAW_STRINGS.
4721 (lex_string): Handle CPP_UTF8STRING.
4722 * c-parser.c (c_parser_postfix_expression): Likewise.
4723 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4724 (C_LEX_STRING_NO_JOIN): ... this.
4726 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4728 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4729 cris_function_value_regno_p): New functions.
4730 (cris_promote_function_mode): Update comment.
4731 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4732 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4733 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4734 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4736 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4738 * unwind-dw2.c (execute_stack_op): Fix operand order for
4739 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4741 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4743 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4744 (lower_stmt) <GIMPLE_BIND>: Add comment.
4745 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4747 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4748 Otherwise lower it and set cannot_fallthru to true.
4749 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4750 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4751 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4752 to true for a noreturn call. Do not remove statements.
4753 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4754 Set cannot_fallthru to false on function exit.
4755 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4756 <GIMPLE_ASSIGN>: Remove.
4758 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4760 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4762 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4764 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4765 next/prev_active_insn to skip DEBUG_INSNs as well.
4767 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4769 * config/arm/arm.c (output_move_neon): Use DImode in call to
4772 2009-10-19 Matthias Klose <doko@ubuntu.com>
4775 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4777 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4779 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4781 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4784 * optabs.c (expand_binop): Make mode of shift count expression mode
4785 of shift count not target.
4788 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4790 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4791 case. Force using values to replace references within the statement.
4792 (convert_local_reference_stmt): Likewise.
4794 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4796 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4797 remove a subsequent GOTO or RETURN statement.
4799 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4801 * config/avr.md (*movqi): Add zero as equally preferable constraint
4802 as general register.
4805 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4807 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4809 2009-10-17 Richard Guenther <rguenther@suse.de>
4811 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4813 2009-10-17 Richard Guenther <rguenther@suse.de>
4815 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4816 operands in COMPONENT_REFs.
4818 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4820 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4821 if not defined. Change type of second argument to const_rtx.
4822 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4824 * targhooks.h (default_libcall_value): Update prototype.
4825 * target.h (struct gcc_target): Change type of second argument of
4826 libcall_value to const_rtx.
4827 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4829 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4830 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4832 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4835 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4836 * cgraphunit.c (cgraph_optimize): Call it.
4837 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4838 (dwarf2out_assembly_start): ... here. New hook.
4839 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4840 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4842 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4843 * sdbout.c (sdb_debug_hooks): Likewise.
4844 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4845 (vmsdbgout_assembly_start): New hook.
4847 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4849 * rtl.h (RTL_LOCATION): Fix typo.
4851 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4853 * print-rtl.c (print_rtx): Print locators in asm_operands
4856 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4859 * sched-deps.c (depl_on_debug_p): New.
4860 (attach_dep_link): Reject debug deps before nondebug deps.
4861 (add_to_deps_list): Insert debug deps after nondebug deps.
4862 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4864 (sd_add_dep): Do not reject debug deps.
4865 (add_insn_mem_dependence): Don't count debug deps.
4866 (remove_from_deps): Likewise.
4867 (sched_analyze_2): Set up mem deps on debug insns.
4868 (sched_analyze_insn): Record reg uses for deps on debug insns.
4869 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4870 try_ready nondebug insn after debug insn.
4871 * ddg.c (create_ddg_dep_from_intra_loop_link,
4872 create_ddg_dep_no_link): Don't reject debug deps.
4874 2009-10-16 Richard Guenther <rguenther@suse.de>
4876 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4877 (maybe_merge_incomplete_and_complete_type): Likewise.
4878 (lto_symtab_merge): Do not call them. Do not warn for
4879 complete vs. incomplete compatible types.
4880 (lto_symtab_merge_decls_2): Simplify.
4881 * gimple.c (gimple_force_type_merge): Remove.
4882 (gimple_types_compatible_p): Make it static.
4883 * gimple.h (gimple_force_type_merge): Remove.
4884 (gimple_types_compatible_p): Likewise.
4886 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4888 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4889 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4891 2009-10-16 Richard Guenther <rguenther@suse.de>
4893 PR tree-optimization/41728
4894 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4895 if fold_stmt did anything.
4897 2009-10-16 Richard Guenther <rguenther@suse.de>
4900 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4901 (maybe_fixup_handled_component): New function.
4902 (input_gimple_stmt): Fixup mismatched decl replacements.
4904 2009-10-16 Richard Guenther <rguenther@suse.de>
4907 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4908 the same as VAR_DECL.
4910 2009-10-16 Richard Guenther <rguenther@suse.de>
4912 * gimple.c (iterative_hash_gimple_type): For integer types
4913 also hash their minimum and maximum values and the string flag.
4914 For array types hash their domain and the string flag.
4916 2009-10-16 Richard Guenther <rguenther@suse.de>
4918 * gimple.c (gimple_types_compatible_p): Restrict completing
4919 types to record or unions. Simplify completion.
4920 Do not merge records or unions with different
4921 TYPE_STRUCTURAL_EQUALITY_P tag.
4922 (iterative_hash_gimple_type): Restrict non-recursing into
4923 pointer targets for records and unions.
4925 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4928 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4929 * dwarf2out.c (mem_loc_descriptor): Don't handle
4930 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4931 punt if it is not lowpart subreg or if inner mode isn't
4934 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4936 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4937 investigating previous or next insns.
4939 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4941 * tree-sra.c (build_ref_for_offset_1): Update comment.
4943 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4945 * config/s390/s390.md (atype): Added missing values.
4947 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4950 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4951 (casesi64p): Update pattern to reflect above.
4953 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4955 PR rtl-optimization/41697
4956 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4958 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4961 * config/rs6000/predicates.md: Update copyright year.
4962 * config/rs6000/altivec.md: Ditto.
4964 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4965 (MD_INCLUDES): Add a2.md.
4967 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4968 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4969 (builtin_classify): New static vector to classify various builtins
4970 to get the tree attributes correct.
4971 (def_builtin): Set the attributes of builtins based on what the
4972 builtin does (i.e. memory operation, floating point, saturation
4973 need special attributes, others are pure functions).
4975 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4977 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4978 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4979 RS6000_BUILTIN_COUNT.
4980 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4981 MAX_RS6000_BUILTINS.
4983 * config/rs6000/rs6000-builtin.def: New file that combines the
4984 builtin enumeration name and attributes.
4986 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4988 * config/i386/linux.h (ASM_SPEC): Add --32.
4990 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4992 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4993 and DW_TAG_template_alias.
4994 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4995 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4996 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4997 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4998 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4999 and DW_AT_GNU_odr_signature.
5000 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5001 DW_FORM_flag_present and DW_FORM_ref_sig8.
5002 (output_signature): Only print name on the first byte.
5003 (output_die): Likewise for dw_val_class_data8.
5005 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5007 * doc/invoke.texi: Clarify that most optimizations are not enabled
5010 2009-10-15 Richard Guenther <rguenther@suse.de>
5013 * gimple.c (compare_type_names_p): Handle anonymous names
5014 differently based on new mode argument.
5015 (gimple_types_compatible_p): For structs also compare the tags.
5016 (iterative_hash_type_name): Rename to ...
5017 (iterative_hash_name): ... this. Hash all names.
5018 (iterative_hash_gimple_type): Fix hashing the struct tag of
5019 pointer targets. Hash field decl names.
5021 2009-10-15 Richard Guenther <rguenther@suse.de>
5024 * gimple.c (gimple_get_alias_set): Avoid recursing on
5025 invalid type topology.
5027 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5029 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5031 2009-10-15 Richard Guenther <rguenther@suse.de>
5033 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5035 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5037 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5038 add --with-tune{,-32,-64} configured default for -mtune if explicit
5041 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5043 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5045 2009-10-14 DJ Delorie <dj@redhat.com>
5047 * config/h8300/h8300.c (F): New.
5049 (h8300_emit_stack_adjustment): Call them.
5051 (h8300_push_pop): Likewise.
5052 (h8300_expand_prologue): Likewise.
5053 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5054 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5055 (INCOMING_RETURN_ADDR_RTX): Define.
5056 (INCOMING_FRAME_SP_OFFSET): Define.
5057 (DWARF_CIE_DATA_ALIGNMENT): Define.
5059 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5061 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5062 fields in builtin structs.
5063 (finalize_record_size): Likewise.
5065 2009-10-14 Richard Guenther <rguenther@suse.de>
5067 * gimple.c (gtc_ob): New global.
5068 (struct type_pair_d): Replace pointers with type UIDs.
5069 (type_pair_hash): Adjust.
5070 (type_pair_eq): Likewise.
5071 (lookup_type_pair): Likewise. Allocate from an obstack.
5072 (gimple_force_type_merge): Adjust.
5073 (gimple_types_compatible_p): Likewise.
5074 (free_gimple_type_tables): Free the obstack.
5076 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5078 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5079 stmts setting DEBUG_EXPR_DECLs.
5081 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5082 Don't crash if mode1 is VOIDmode.
5084 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5086 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5087 * params.h (IRA_LOOP_RESERVED_REGS): New.
5088 * tree-pass.h (pass_subregs_of_mode_init,
5089 pass_subregs_of_mode_finish): Remove.
5090 * passes.c (pass_subregs_of_mode_init,
5091 pass_subregs_of_mode_finish): Remove.
5092 (pass_reginfo_init): Move before loop optimizations.
5093 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5094 * common.opt (fira-loop-pressure): New.
5095 * toplev.h (flag_ira_loop_pressure): New.
5096 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5097 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5098 Make external and void type functions.
5099 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5100 pass_subregs_of_mode_finish): Remove.
5101 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5102 * regmove.c: Include ira.h.
5103 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5104 register pressure calculation in loops.
5105 * loop-invariant.c: Include REGS_H and ira.h.
5106 (struct loop_data): New members max_reg_pressure, regs_ref, and
5108 (struct invariant): New member orig_regno.
5109 (curr_loop): New variable.
5110 (find_exits): Initialize regs_ref and regs_live.
5111 (create_new_invariant): Initialize orig_regno.
5112 (get_cover_class_and_nregs): New.
5113 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5114 array. Add code for flag_ira_loop_pressure.
5115 (gain_for_invariant): Make new_regs an array. Add code for
5116 flag_ira_loop_pressure.
5117 (best_gain_for_invariant): Ditto.
5118 (set_move_mark): New parameter gain. Use it for debugging output.
5119 (find_invariants_to_move): Make regs_needed and new_regs an array.
5120 Add code for flag_ira_loop_pressure.
5121 (move_invariant_reg): Set up orig_regno.
5122 (move_invariants): Set up reg classes for pseudos for
5123 flag_ira_loop_pressure.
5124 (free_loop_data): Clear regs_ref and regs_live.
5125 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5126 get_regno_cover_class, change_pressure, mark_regno_live,
5127 mark_regno_death, mark_reg_store, mark_reg_clobber,
5128 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5129 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5130 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5131 register pressure calculation in loops if new regs were added.
5132 Call finish_subregs_of_mode.
5133 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5134 * Makefile.in (loop-invariant.o): Add ira.h.
5136 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5138 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5140 2009-10-14 Richard Guenther <rguenther@suse.de>
5142 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5143 (lto_symtab_merge): ... here. Rewrite both to take the
5144 prevailing and a to-be-merged entry and to queue diagnostics properly.
5145 (lto_symtab_resolve_replaceable_p): New predicate for
5147 (lto_symtab_resolve_can_prevail_p): Likewise.
5148 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5149 handles merging commons by choosing the largest decl. Fold
5150 in code that gives ODR errors.
5151 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5153 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5154 case of no prevailing decl here. Diagnose mismatches
5155 in object types here. Drop all but the prevailing decls.
5156 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5157 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5158 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5160 2009-10-14 Richard Guenther <rguenther@suse.de>
5163 * lto-streamer-in.c (input_bb): Replace debug stmts with
5164 nops instead of dropping them.
5166 2009-10-14 Nick Clifton <nickc@redhat.com>
5168 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5169 in situations where it is being used as a minus symbol.
5170 * gcc/doc/tm.texi: Likewise.
5171 * gcc/doc/md.texi: Likewise.
5173 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5175 PR preprocessor/41543
5176 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5177 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5178 * tree.c: Include intl.h.
5179 (expand_location): Handle BUILTINS_LOCATION.
5180 * Makefile.in (tree.o): Depend on intl.h.
5183 * dwarf2out.c (dwarf2out_var_location): Always clear
5184 last_postcall_label when changing last_label.
5186 2009-10-14 Pascal Obry <obry@adacore.com>
5188 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5189 (process_command): Handle -E as done with -c and -S. Do not add
5190 the target executable suffix to the output file when -E is used.
5191 (main): Adjust error message accordingly.
5193 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5199 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5201 (tree_code_size): Likewise.
5203 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5206 * real.h (HAVE_mpc_arc): Define.
5208 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5210 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5211 (struct builtin_description): Add fndecl field.
5212 (bdesc): Remove const qualifier. Update initializer.
5213 (sh_media_init_builtins): Remove const qualifier for d. Record
5214 the result of add_builtin_function to the fndecl field.
5215 (sh_builtin_decl): New.
5216 (sh_media_builtin_decl): New.
5218 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5221 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5222 requests between special registers.
5224 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5226 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5228 2009-10-13 Richard Henderson <rth@redhat.com>
5230 PR tree-optimization/41377
5231 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5232 (cleanup_empty_eh_merge_phis): New change_region parameter;
5233 pass it on to redirect_eh_edge_1. Update callers.
5234 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5235 at the destination block.
5237 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5239 * passes.c (register_pass): Replaced gcc_unreachable by
5240 fatal_error on failure. Mentions plugins in comments & messages.
5242 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5245 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5246 * sched-vis.c (print_value): Use it.
5247 * cselib.c (cselib_hash_rtx): Likewise.
5248 * print-rtl.c (print_rtx): Likewise.
5249 * cfgexpand.c (expand_debug_rtx): Likewise.
5250 * var-tracking.c (vt_expand_loc_callback): Likewise.
5252 2009-10-13 Richard Guenther <rguenther@suse.de>
5255 * opts.c (handle_option): Split out code to handle setting
5256 the options flag var ...
5257 (set_option): ... here.
5258 * opts.h (set_option): Declare.
5259 * lto-opts.c (register_user_option_p): Include -fexceptions
5260 and all position independent code variants.
5261 (handle_common_option): Remove.
5262 (lto_reissue_options): Use set_option.
5264 2009-10-13 Martin Jambor <mjambor@suse.cz>
5266 PR tree-optimization/41661
5267 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5268 that are tcc_comparisons or do not change the type in any
5270 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5271 folding tcc_comparison operations.
5273 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5275 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5278 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5284 * tree.def (DEBUG_EXPR_DECL): New.
5285 * rtl.def (DEBUG_EXPR): New.
5286 * gengtype.c (adjust_field_rtx_def): Handle it.
5287 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5288 (insert_debug_temp_for_var_def): ... this. Drop support for
5289 moving. Take iterator for def stmt; insert debug stmt before it.
5290 Scan early for use count and kind in debug stmts.
5291 (propagate_defs_into_debug_stmts): Rename to...
5292 (insert_debug_temps_for_defs): ... this. Likewise.
5293 * tree.h (DEBUG_TEMP_UID): New.
5294 * tree.c (next_debug_decl_uid): New.
5295 (make_node_stat): Count debug decls separately.
5296 (copy_node_stat): Likewise.
5297 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5298 * var-tracking.c (dv_is_decl_p): Recognize it.
5299 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5300 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5301 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5302 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5303 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5304 (cselib_hash_rtx): Likewise.
5305 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5306 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5308 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5309 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5310 * rtl.c (copy_rtx): Likewise.
5311 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5312 * print-rtl.c (print_rtx): Likewise.
5313 * sched-vis.c (print_value): Likewise.
5314 (print_insn): Handle DEBUG_EXPR_DECL.
5315 * tree-dump.c (dequeue_and_dump): Likewise.
5316 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5317 * gimple-iterator (gsi_replace): Check for same lhs.
5318 (gsi_remove): Insert debug temps.
5319 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5320 (move_computations_stmt): Drop explicit propagation into debug stmts.
5321 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5322 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5323 * tree-ssa-sink.c (statement_sink_location): Likewise.
5324 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5325 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5326 * tree-flow.h: Likewise.
5327 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5328 debug temps without values.
5329 (eliminate_unnecessary_stmts): Don't discard just-inserted
5332 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5335 * config/cris/cris.md (andu): Check that operand 1 is one of the
5336 general registers. Fix typo in head comment.
5338 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5340 * config/i386/i386.md (vswapmov): New.
5341 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5342 (ix86_function_ms_hook_prologue): New.
5343 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5344 * configure.ac: Test for swap suffix support in as.
5345 * configure: Rebuild.
5347 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5350 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5351 paradoxical subregs to prevent partial register stalls if the inner
5352 mode is integer mode.
5354 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5356 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5358 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5361 * gcc/dwarf2out.c (template_parameter_pack_die,
5362 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5364 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5367 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5369 (maybe_register_def): Likewise. Take stmt iterator.
5370 (rewrite_update_stmt): Take stmt iterator and pass it on.
5371 (rewrite_update_enter_block): Pass stmt iterator.
5373 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5375 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5376 (spu_builtin_decl): New function.
5378 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5380 * config/i386/i386.md (SWIM): New mode iterator.
5381 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5382 using SWIM mode iterator.
5383 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5384 patterns using SWI48 mode iterator.
5385 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5386 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5387 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5388 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5389 patterns using SWI248 mode iterator.
5390 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5391 gen_x86_movdicc_0_m1_rex64 for renamed function
5393 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5394 Eric Botcazou <ebotcazou@adacore.com>
5397 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5398 * config/sparc/sol2-unwind.h: New file.
5400 2009-10-11 Olivier Hainque <hainque@adacore.com>
5401 Eric Botcazou <ebotcazou@adacore.com>
5404 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5405 * config/i386/sol2-unwind.h: New file.
5407 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5410 * config/i386/i386.md (addsi_1_zext): Get the proper second
5413 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5415 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5416 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5419 2009-10-11 Richard Guenther <rguenther@suse.de>
5421 * gimple.c (iterative_hash_type_name): Do not handle special
5424 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5426 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5427 (*setcc_si_1_and): Ditto.
5428 (*setcc_si_1_movzbl): Ditto.
5429 (*setcc_<mode>_2): Ditto.
5430 (*setcc_qi): Rename from *setcc_1.
5431 (*setcc_qi_slp): Rename from *setcc_2.
5433 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5434 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5436 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5437 "if" condition, there is already assert with reload_completed present.
5439 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5441 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5443 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5445 * doc/install.texi (Final install): Refer to
5446 http://gcc.gnu.org/bugs/ for bug reporting.
5448 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5450 * configure.ac: Add test for dci instruction.
5451 * configure: Regenerate.
5452 * config.in: Likewise.
5453 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5454 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5455 (-mmulhw): Add 476 to description.
5456 (-mdlmzb): Likewise.
5457 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5458 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5459 (processor_target_table): Add 476 and 476fp entries.
5460 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5461 (rs6000_issue_rate): Add CPU_PPC476.
5462 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5463 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5464 (processor_type): Add PROCESSOR_PPC476.
5465 (EXTRA_SPECS): Add asm_cpu_476 string.
5466 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5467 (define_attr "cpu"): Add ppc476.
5469 Update comments for 476.
5470 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5471 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5472 Update copyright year.
5473 * config/rs6000/476.md: New file.
5474 * config/rs6000/40x.md: Add description for "isel" attribute.
5475 Update copyright year.
5476 * config/rs6000/440.md: Likewise.
5477 * config/rs6000/603.md: Likewise.
5478 * config/rs6000/6xx.md: Likewise.
5479 * config/rs6000/7450.md: Likewise.
5480 * config/rs6000/7xx.md: Likewise.
5481 * config/rs6000/8540.md: Likewise.
5482 * config/rs6000/cell.md: Likewise.
5483 * config/rs6000/e300c2c3.md: Likewise.
5484 * config/rs6000/e500mc.md: Likewise.
5485 * config/rs6000/mpc.md: Likewise.
5486 * config/rs6000/power4.md: Likewise.
5487 * config/rs6000/power5.md: Likewise.
5488 * config/rs6000/power6.md: Likewise.
5489 * config/rs6000/power7.md: Likewise.
5490 * config/rs6000/rios1.md: Likewise.
5491 * config/rs6000/rios2.md: Likewise.
5492 * config/rs6000/rs64.md: Likewise.
5494 2009-10-10 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/41654
5497 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5498 a cond expr before calling gimple_cond_set_condition_from_tree.
5499 (ifcombine_iforif): Likewise.
5501 2009-10-09 Ian Lance Taylor <iant@google.com>
5503 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5504 * configure: Rebuild.
5506 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5508 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5511 2009-10-09 Richard Guenther <rguenther@suse.de>
5514 * target-def.h (TARGET_BUILTIN_DECL): Define.
5515 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5516 * target.h (struct gcc_target): Add builtin_decl target hook.
5517 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5518 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5520 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5521 not gcc_unreachable.
5522 (lto_output_builtin_tree): Sorry if the target does not support
5523 streaming target builtins.
5524 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5525 (rs6000_builtin_decl): New function.
5526 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5527 (ix86_builtin_decl): New function.
5529 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5531 PR preprocessor/41445
5532 * c-ppoutput.c (do_line_change): New function.
5533 (cb_line_change): Use it.
5534 (scan_translation_unit): Call do_line_change if
5535 avoid_paste or PREV_WHITE and token location is on a different line
5536 than print.src_line.
5539 * dwarf2out.c (dwarf2out_init): Test whether
5540 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5543 PR rtl-optimization/41646
5544 * calls.c (expand_call): For BLKmode types returned in registers
5545 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5548 2009-10-09 Richard Guenther <rguenther@suse.de>
5550 PR tree-optimization/41634
5551 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5552 we remove the correct elements.
5553 (optimize_stmt): Make sure to update stmt operands before
5554 optimizing redundancies.
5556 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5558 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5560 2009-10-09 Richard Guenther <rguenther@suse.de>
5563 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5565 (lto_wrapper_exit): New function.
5567 (fatal_perror): Likewise.
5568 (fork_execute): Use global args_name, do not free it.
5569 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5570 * lto-streamer.h: Remove duplicate prototypes.
5572 2009-10-09 Richard Guenther <rguenther@suse.de>
5574 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5575 before calling stmt_can_throw_external.
5577 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5579 PR tree-optimization/40071
5580 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5581 pointer if the original data reference doesn't conflict with the
5582 created vector data reference. Fix long line.
5584 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/i386.md (any_div): New code iterator.
5587 (u): Handle div and udiv.
5589 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5591 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5592 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5593 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5594 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5596 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5598 * gcc.c (main): Remove trailing "." from diagnostics.
5600 2009-10-08 Cary Coutant <ccoutant@google.com>
5602 Add support for debugging with ICF (Identical Code Folding).
5603 * calls.c (debug.h): New #include.
5604 (emit_call_1): Call virtual_call_token debug hook.
5605 * common.opt (-fenable-icf-debug): New option.
5606 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5607 locations in the source).
5608 (poc_label_num): New variable.
5609 (dcall_entry, vcall_entry): New typedefs.
5610 (dcall_table, vcall_table): New variables.
5611 (struct vcall_insn): New type.
5612 (vcall_insn_table): New variable.
5613 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5614 (size_of_dcall_table): New function.
5615 (output_dcall_table): New function.
5616 (size_of_vcall_table): New function.
5617 (output_vcall_table): New function.
5618 (dwarf2out_direct_call): New function.
5619 (vcall_insn_table_hash): New function.
5620 (vcall_insn_table_eq): New function.
5621 (dwarf2out_virtual_call_token): New function.
5622 (dwarf2out_virtual_call): New function.
5623 (dwarf2out_init): Allocate new tables and sections.
5624 (prune_unused_types): Mark DIEs referenced from direct call table.
5625 (dwarf2out_finish): Output direct and virtual call tables.
5626 * final.c (final_scan_insn): Call direct_call and virtual_call
5628 * debug.h (struct gcc_debug_hooks): Add direct_call,
5629 virtual_call_token, virtual_call hooks.
5630 (debug_nothing_uid): New function.
5631 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5632 (debug_nothing_uid): New function.
5633 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5634 (xcoff_debug_hooks): Likewise.
5635 * sdbout.c (sdb_debug_hooks): Likewise.
5636 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5637 * doc/invoke.texi (-fenable-icf-debug): New option.
5639 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5642 * regmove.c (regmove_backward_pass): Replace src with dst in the
5643 debug insn, and check for dst before rather than after.
5645 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5647 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5648 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5650 2009-10-08 Jan Hubicka <jh@suse.cz>
5653 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5654 do not mark cgraph nodes as needed.
5655 (record_references_in_initializer): Add new only_vars parameter.
5656 * cgraph.h (record_references_in_initializer): New parameter.
5657 * varasm.c (assemble_variable): Update call.
5658 * varpool.c (varpool_analyze_pending_decls): Always look for
5661 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5663 * config/avr/avr.c (last_insn_address) Remove variable.
5664 (expand_prologue): Don't initialise last_insn_address variable.
5665 (final_prescan_insn): Don't output insn size.
5666 * config/avr/avr.opt (msize): Remove switch.
5667 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5670 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5672 * combine.c (label_tick_ebb_start): Fix comment.
5673 (combine_instructions): Set label_tick and label_tick_ebb_start before
5674 calling setup_incoming_promotions. Start them from 1. Increment
5675 label_tick instead of deriving it from the BB index. Rather than
5676 comparing ticks use the block from the previous iteration to decide
5677 whether to start a new EBB. Remove empty lines before function.
5679 2009-10-08 Michael Matz <matz@suse.de>
5682 * builtins.c (fold_builtin_isascii): Use fold_build2.
5683 (fold_builtin_isdigit): Ditto.
5684 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5685 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5686 remove_useless_stmts_cond, remove_useless_stmts_tf,
5687 remove_useless_stmts_tc, remove_useless_stmts_bind,
5688 remove_useless_stmts_goto, remove_useless_stmts_label,
5689 remove_useless_stmts_1, remove_useless_stmts,
5690 pass_remove_useless_stmts): Remove.
5691 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5692 * passes.c (init_optimization_passes): Don't add
5693 pass_remove_useless_stmts.
5694 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5695 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5697 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5698 for static constants.
5699 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5700 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5702 2009-10-08 Richard Guenther <rguenther@suse.de>
5704 * gimple.c (free_gimple_type_tables): New function.
5705 * gimple.h (free_gimple_type_tables): Declare.
5707 2009-10-07 Mark Heffernan <meheff@google.com>
5709 * ipa-prop.c (ipa_print_node_params) Only print
5710 names of named arguments.
5712 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5714 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5715 being statically linked.
5717 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5719 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5721 2009-10-08 Jan Hubicka <jh@suse.cz>
5724 * ipa.c (cgraph_externally_visible_p,
5725 function_and_variable_visibility,
5726 whole_program_function_and_variable_visibility): Skip non-finalized
5729 2009-10-08 Nick Clifton <nickc@redhat.com>
5731 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5734 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5737 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5739 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5742 * c-common.c (c_fully_fold_internal): Strip nops from the result
5743 of recursive calls to c_fully_fold_internal.
5744 (c_wrap_maybe_const): New.
5745 (c_save_expr): Use c_wrap_maybe_const.
5746 * c-common.h (c_wrap_maybe_const): Declare.
5747 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5748 build_binary_op): Use c_wrap_maybe_const.
5750 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5752 * real.c: Fix comment to reflect actual exponent size.
5754 2009-10-08 Ben Elliston <bje@au.ibm.com>
5756 * config/rs6000/a2.md: Add FSF comment header.
5758 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5760 * config/i386/i386.md (any_extend): New code iterator.
5761 (u, s): New code attributes.
5763 (DWIH): Rewrite as code iterator for SI and DI modes.
5764 (DWI): Rewrite as mode attribute.
5765 (dwi): New mode attribute.
5766 (di): Depend on SI mode and DI mode.
5767 (doubleint_general_operand): Remove mode attribute.
5769 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5772 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5773 (*sub<mode>3_doubleword): Ditto.
5775 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5776 using SWIM248 mode iterator.
5777 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5778 using SWI48 mode iterator.
5779 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5780 patterns using DWIH mode iterator and any_extend code iterator.
5781 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5782 using any_extend code iterator.
5783 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5784 patterns using DWIH mode iterator and any_extend code iterator.
5785 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5786 using any_extend code iterator.
5787 (<s>mul<mode>3_highpart): Macroize expander from
5788 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5789 and any_extend code iterator.
5790 (*<s>muldi3_highpart_1): Macroize insn from
5791 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5792 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5793 patterns using any_extend code iterator.
5794 (*<s>mulsi3_highpart_zext): Macroize insn from
5795 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5797 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5799 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5800 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5801 refering to a DIE with DW_AT_const_value.
5803 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5806 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5808 2009-10-06 Jan Hubicka <jh@suse.cz>
5810 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5813 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5815 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5816 *lea_2_rex64): Move before *add<mode>_1 pattern.
5818 2009-10-07 Jan Hubicka <jh@suse.cz>
5820 * collect2.c (main): Add -fno-whole-program.
5821 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5823 2009-10-07 Jan Hubicka <jh@suse.cz>
5825 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5826 has no address taken.
5827 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5829 (cgraph_clone_node): Clear externally_visible flag for clones.
5830 * cgraph.h (cgraph_only_called_directly_p,
5831 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5832 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5833 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5834 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5835 ipcp_insert_stage): Likwise.
5836 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5837 externally_visible flag.
5838 (verify_cgraph_node): Verify that inline clones look right.
5839 (process_function_and_variable_attributes): Do not set
5840 externally_visible flags.
5841 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5843 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5845 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5846 clear externally_visible when turning into inline clones
5847 (cgraph_mark_inline_edge): Use new predicates.
5848 (cgraph_estimate_growth): Likewise.
5849 (cgraph_decide_inlining): Likewise.
5850 * ipa.c (cgraph_postorder): Likewise.
5851 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5852 that inline clones are not needed.
5853 (cgraph_externally_visible_p): New predicate.
5854 (function_and_variable_visibility): Add whole_program parameter;
5855 always set externally_visible flag; handle COMDAT function
5857 (local_function_and_variable_visibility): New function.
5858 (gate_whole_program_function_and_variable_visibility): New function.
5859 (whole_program_function_and_variable_visibility): New function.
5860 (pass_ipa_whole_program_visibility): New function.
5861 * passes.c (init_optimization_passes): Add whole program visibility
5863 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5864 not care about needed/reachable flags.
5865 * varpool.c: Include flags.h
5866 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5867 (varpool_finalize_decl): When we are in LTO read-back, all variables
5869 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5871 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5873 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5876 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5878 * config.gcc: Don't include the makefile fragments intended for
5880 * config/s390/fixdfdi.h: File removed.
5881 * config/s390/libgcc-glibc.ver: File removed.
5882 * config/s390/s390.h: Remove the fixdfdi.h hack.
5883 * config/s390/t-crtstuff: File moved to libgcc dir.
5884 * config/s390/t-linux: Likewise.
5885 * config/s390/t-tpf: libgcc specific parts removed.
5886 * config/s390/t-linux64: Likewise.
5888 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5890 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5891 (lto-compress.o): Likewise.
5893 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5896 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5897 dllexport to class members here.
5898 (i386_pe_determine_dllimport_p): Only check static class data for
5900 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5901 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5902 functions for vague linkage.
5903 (i386_pe_type_dllexport_p): Fix formatting.
5904 (maybe_add_dllexport) New function.
5905 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5908 2009-10-07 Ben Elliston <bje@au.ibm.com>
5910 * config/rs6000/a2.md: Remove duplicated lines.
5912 2009-10-07 Ben Elliston <bje@au.ibm.com>
5914 * config.gcc (powerpc*-*-*): Handle a2.
5915 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5916 * config/rs6000/a2.md: New file.
5917 * config/rs6000/rs6000.opt (mno-update): New.
5918 (mupdate): Return to using a mask, not a var.
5919 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5920 (enum processor_type): Add PROCESSOR_PPCA2.
5921 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5922 (rs6000_override_options): Add "a2" to processor_target_table.
5923 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5924 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5926 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5928 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5929 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5930 reference to nonexistent gen_truncxfxf2 function.
5932 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5934 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5935 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5936 (general_operand): Handle TI mode.
5937 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5938 using SDWIM mode iterator.
5939 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5940 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5941 using DWI mode iterator.
5942 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5943 patterns using SWI mode iterator.
5944 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5945 using SWI48 mode iterator.
5946 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5947 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5948 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5949 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5950 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5951 using SDWIM mode iterator.
5952 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5953 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5954 using DWI mode iterator.
5955 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5956 patterns using SWI mode iterator.
5957 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5958 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5959 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5960 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5961 patterns using plusminus code iterator.
5962 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5963 sub<mode>3 patterns using plusminus code iterator.
5964 * config/i386/i386.c (override_options): Update the call to
5965 gen_subdi_carry_rex64 for renamed function.
5966 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5967 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5968 calls to instruction expanders.
5970 2009-10-06 Martin Jambor <mjambor@suse.cz>
5973 * opts.c (decode_options): Run IPA-SRA at -O2.
5975 2009-10-06 Richard Guenther <rguenther@suse.de>
5977 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5979 2009-10-06 Tobias Burnus <burnus@net-b.de>
5982 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5983 -flto and -fwhole-program flags can be combined.
5985 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5988 * gcc.c (process_command): Check that -o argument was specified.
5990 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5992 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5994 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5996 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5997 * doc/invoke.texi (Warning Options): Annotate allowed languages
5998 for -Wunsuffixed-float-constants.
6000 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6002 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6003 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6004 same name and isn't the main variant.
6007 * dwarf2out.c (loc_by_reference): Removed.
6008 (dw_loc_list_1): New function.
6009 (dw_loc_list): Remove toplev argument, add want_address argument.
6010 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6011 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6012 want_address == 2 to dw_loc_list. For successful dw_loc_list
6013 set have_address to 1 only if want_address is not 0.
6015 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6017 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6018 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6019 a code block followed by two pointers.
6020 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6021 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6022 (MIPS_MOVE): Likewise.
6023 (MIPS_LUI): Likewise.
6024 (MIPS_JR): Likewise.
6025 (MIPS_BAL): Likewise.
6026 (MIPS_NOP): Likewise.
6027 (mips_asm_trampoline_template): Delete.
6028 (mips_trampoline_code_size): New function.
6029 (mips_trampoline_init): Add shorter sequences for all cases
6030 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6031 Calculate the opcodes directly, rather than copying from a template.
6032 Only flush the code part of the trampoline.
6033 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6035 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6037 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6038 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6039 (INCOMING_RETURN_ADDR_RTX): Likewise.
6040 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6042 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6043 with RETURN_ADDR_REGNUM.
6044 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6045 * config/mips/mips.c (mips16_build_call_stub): Replace
6046 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6047 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6048 (mips_print_operand_punctuation): Likewise.
6049 (mips_frame_set): Likewise.
6050 (mips16e_output_save_restore): Likewise.
6051 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6052 (mips_save_reg_p): Likewise.
6053 (mips_return_addr): Likewise.
6054 (mips_set_return_address): Likewise.
6055 (mips_direct_save_slot_move_p): Likewise.
6056 (mips_output_function_prologue): Likewise.
6057 (mips_restore_reg): Likewise.
6058 (mips_expand_epilogue): Likewise.
6059 (mips_epilogue_uses): Likewise.
6060 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6061 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6062 (clear_hazard_<mode>): Likewise.
6063 (call_internal): Likewise.
6064 (call_internal_direct): Likewise.
6065 (call_direct_split): Likewise.
6066 (call_value_internal): Likewise.
6067 (call_value_split): Likewise.
6068 (call_value_internal_direct): Likewise.
6069 (call_value_direct_split): Likewise.
6070 (call_value_multiple_internal): Likewise.
6071 (call_value_multiple_split): Likewise.
6073 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6074 Jakub Jelinek <jakub@redhat.com>
6076 PR rtl-optimization/41511
6077 * combine.c (record_value_for_reg): Pass explicit values as argument
6078 to get_last_value_validate.
6079 (get_last_value_validate): Document INSN parameter.
6080 For non-readonly MEMs, assume they might have been modified if INSN
6081 was in another basic block.
6082 (get_last_value): Minor reformatting.
6084 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6087 * final.c (asm_str_count): Split out from asm_insn_count.
6088 * rtl.h (asm_str_count): New prototype.
6089 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6092 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6094 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6096 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6097 Rafael Espindola <espindola@google.com>
6099 * gengtype.c (write_types): Moved call to write_func_for_structure
6100 into seperate loops.
6102 2009-10-05 Richard Guenther <rguenther@suse.de>
6105 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6106 (input_cgraph_1): Input toplevel asms.
6108 2009-10-05 Richard Guenther <rguenther@suse.de>
6111 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6112 (external_aggregate_decl_p): Likewise.
6113 (lto_symtab_compatible): Re-structure. Remove dead code.
6114 For variables ignore toplevel qualifiers when comparing types.
6115 Issue warnings, not errors for mismatched user-alignment.
6117 2009-10-05 Richard Guenther <rguenther@suse.de>
6121 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6122 (struct lto_symtab_identifier_def): Likewise.
6123 (struct lto_symtab_decl_def): Likewise.
6124 (struct lto_symtab_entry_def): New.
6125 (lto_symtab_identifier_t): Rename to ...
6126 (lto_symtab_entry_t): ... this.
6127 (lto_symtab_decls): Remove.
6128 (lto_symtab_base_hash): Rename to ...
6129 (lto_symtab_entry_hash): ... this.
6130 (lto_symtab_base_eq): Rename to ...
6131 (lto_symtab_entry_eq): ... this.
6132 (lto_symtab_base_marked_p): Rename to ...
6133 (lto_symtab_entry_marked_p): ... this.
6134 (lto_symtab_identifier_marked_p): Remove.
6135 (lto_symtab_decl_marked_p): Likewise.
6136 (lto_symtab_maybe_init_hash_tables): Rename to ...
6137 (lto_symtab_maybe_init_hash_table): ... this.
6138 (lto_symtab_set_resolution_and_file_data): Remove.
6139 (lto_symtab_register_decl): New function.
6140 (lto_symtab_get_identifier): Remove.
6141 (lto_symtab_get): New function.
6142 (lto_symtab_get_resolution): Adjust.
6143 (lto_symtab_get_identifier_decl): Remove.
6144 (lto_symtab_set_identifier_decl): Likewise.
6145 (lto_symtab_merge_decl): Rename to ...
6146 (lto_symtab_merge): ... this. Rewrite.
6147 (lto_symtab_merge_var): Remove.
6148 (lto_symtab_merge_fn): Likewise.
6149 (lto_symtab_prevailing_decl): Adjust.
6150 (lto_cgraph_replace_node): New function.
6151 (lto_symtab_merge_decls_2): Likewise.
6152 (lto_symtab_merge_decls_1): Likewise.
6153 (lto_symtab_fixup_var_decls): Likewise.
6154 (lto_symtab_resolve_symbols): Likewise.
6155 (lto_symtab_merge_decls): Likewise.
6156 (lto_symtab_prevailing_decl): Adjust.
6157 (lto_symtab_get_symtab_def): Remove.
6158 (lto_symtab_get_file_data): Likewise.
6159 (lto_symtab_clear_resolution): Adjust.
6160 (lto_symtab_clear_resolution): Likewise.
6161 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6162 (input_cgraph_1): Likewise.
6163 * lto-streamer-in.c (get_resolution): Do not provide fake
6164 symbol resolutions here.
6165 (deferred_global_decls): Remove.
6166 (lto_register_deferred_decls_in_symtab): Likewise.
6167 (lto_register_var_decl_in_symtab): Change signature, register
6168 variable via lto_symtab_register_decl.
6169 (lto_register_function_decl_in_symtab): Likewise.
6170 (lto_read_tree): Adjust.
6171 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6172 (lto_symtab_merge_var): Likewise.
6173 (lto_symtab_merge_fn): Likewise.
6174 (lto_symtab_register_decl): Declare.
6175 (lto_symtab_merge_decls): Likewise.
6177 2009-10-05 Richard Guenther <rguenther@suse.de>
6179 PR tree-optimization/23821
6180 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6181 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6182 simple IV increments.
6184 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6186 * config/arm/arm.c (arm_override_options): Really initialize
6187 flag_dwarf2_cfi_asm to 0.
6189 2009-10-05 Doug Kwan <dougkwan@google.com>
6191 PR rtl-optimization/41574
6192 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6193 floating point and we are not doing unsafe math optimizations.
6195 2009-10-03 Simon Baldwin <simonb@google.com>
6196 Cary Coutant <ccoutant@google.com>
6197 Rafael Espindola <espindola@google.com>
6198 Richard Guenther <rguenther@suse.de>
6199 Jan Hubicka <jh@suse.cz>
6200 Doug Kwan <dougkwan@google.com>
6201 H.J. Lu <hongjiu.lu@intel.com>
6202 Bill Maddox <maddox@google.com>
6203 Ryan Mansfield <rmansfield@qnx.com>
6204 Diego Novillo <dnovillo@google.com>
6205 Ollie Wild <aaw@google.com>
6206 Kenneth Zadeck <zadeck@naturalbridge.com>
6208 * lto-cgraph.c: New file.
6209 * lto-compress.c: New file.
6210 * lto-compress.h: New file.
6211 * lto-opts.c: New file.
6212 * lto-section-in.c: New file.
6213 * lto-section-out.c: New file.
6214 * lto-streamer-in.c: New file.
6215 * lto-streamer-out.c: New file.
6216 * lto-streamer.c: New file.
6217 * lto-streamer.h: New file.
6218 * lto-symtab.c: New file.
6219 * lto-wpa-fixup.c: New file.
6220 * lto-wrapper.c: New file.
6222 2009-10-03 Simon Baldwin <baldwin@google.com>
6223 Ben Elliston <bje@au.ibm.com>
6224 Rafael Espindola <espindola@google.com>
6225 Nathan Froyd <froydnj@codesourcery.com>
6226 Jan Hubicka <jh@suse.cz>
6227 Doug Kwan <dougkwan@google.com>
6228 Diego Novillo <dnovillo@google.com>
6229 Kenneth Zadeck <zadeck@naturalbridge.com>
6231 * Makefile.in (enable_lto): New.
6232 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6233 (LINKER_PLUGIN_API_H): Define.
6234 (LTO_SYMTAB_H): Define.
6235 (LTO_STREAMER_H): Define.
6236 (TREE_VECTORIZER_H): Define.
6237 (INCLUDES): Add LIBELFINC.
6238 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6239 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6240 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6241 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6242 (native): Add lto-wrapper$(exeext)
6243 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6244 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6245 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6246 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6247 (varasm.o): Add dependency on tree-iterator.h.
6248 (cgraph.o): Add dependency on cif-code.def.
6249 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6250 (ipa-pure-const.o): Likewise.
6251 (GTFILES): Add lto-symtab.c.
6252 (install-lto-wrapper): New.
6253 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6254 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6255 * config.in: Regenerate.
6257 2009-10-03 Rafael Espindola <espindola@google.com>
6258 Diego Novillo <dnovillo@google.com>
6260 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6261 ipa_write_summaries.
6262 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6264 (cgraph_optimize): Make extern.
6266 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6267 Kenneth Zadeck <zadeck@naturalbridge.com>
6269 * toplev.c (in_lto_p): Declare.
6270 * collect2.c (scan_prog_file): Read all the output when reading
6271 information for LTO.
6272 (enum lto_mode_d): Declare.
6274 2009-10-03 Richard Guenther <rguenther@suse.de>
6275 Diego Novillo <dnovillo@google.com>
6277 * gimple.c: Include target.h and alias.h.
6278 (gimple_types): Declare.
6279 (type_hash_cache): Declare.
6280 (gimple_alloc_stat): Make extern.
6281 (gimple_build_eh_must_not_throw): Call
6282 gimple_eh_must_not_throw_set_fndecl.
6283 (struct type_pair_d): Declare.
6284 (type_pair_t): Declare.
6285 (type_pair_hash): New.
6286 (type_pair_eq): New.
6287 (lookup_type_pair): New.
6288 (gimple_force_type_merge): New.
6289 (compare_type_names_p): New.
6290 (compare_field_offset): New.
6291 (gimple_types_compatible_p): New.
6292 (struct sccs): Declare.
6293 (next_dfs_num): Declare.
6294 (iterative_hash_gimple_type): New.
6296 (iterative_hash_type_name): New.
6297 (iterative_hash_gimple_type): New.
6298 (gimple_type_hash): New.
6299 (gimple_type_eq): New.
6300 (gimple_register_type): New.
6301 (print_gimple_types_stats): New.
6302 (gimple_signed_or_unsigned_type): New.
6303 (gimple_unsigned_type): New.
6304 (gimple_signed_type): New.
6305 (gimple_get_alias_set): New.
6306 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6307 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6308 (gimple_force_type_merge): Declare.
6309 (gimple_types_compatible_p): Declare.
6310 (gimple_register_type): Declare.
6311 (print_gimple_types_stats): Declare.
6312 (gimple_unsigned_type): Declare.
6313 (gimple_signed_type): Declare.
6314 (gimple_get_alias_set): Declare.
6315 (gimple_eh_must_not_throw_set_fndecl): New.
6317 2009-10-03 Jan Hubicka <jh@suse.cz>
6318 Kenneth Zadeck <zadeck@naturalbridge.com>
6320 * ipa-pure-const.c: Include lto-streamer.h.
6321 (register_hooks): Factor out of ...
6322 (generate_summary): ... here.
6323 (pure_const_write_summary): New.
6324 (pure_const_read_summary): New.
6325 (pass_ipa_pure_const): Add pure_const_write_summary and
6326 pure_const_read_summary.
6327 * ipa-reference.c: Include lto-streamer.h.
6328 (add_new_function): New.
6329 (remove_node_data): New.
6330 (duplicate_node_data): New.
6331 (ipa_init): Guard against multiple calls.
6332 Move hook setup from analyze_function.
6333 (write_node_summary_p): New.
6334 (ipa_reference_write_summary): New.
6335 (ipa_reference_read_summary): New.
6336 (pass_ipa_reference): Add ipa_reference_write_summary and
6337 ipa_reference_read_summary.
6338 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6339 (struct cgraph_edge): Add fields lto_stmt_uid and
6340 call_stmt_cannot_inline_p.
6341 (cgraph_optimize): Declare.
6342 (cgraph_decide_is_function_needed): Declare.
6343 (reset_inline_failed): Declare.
6344 (enum LTO_cgraph_tags): Declare.
6345 (LTO_cgraph_tag_names): Declare.
6346 (LCC_NOT_FOUND): Define.
6348 2009-10-03 Doug Kwan <dougkwan@google.com>
6349 Rafael Espindola <espindola@google.com>
6350 Jan Hubicka <jh@suse.cz>
6351 Diego Novillo <dnovillo@google.com>
6352 Kenneth Zadeck <zadeck@naturalbridge.com>
6354 * passes.c (all_regular_ipa_passes): New.
6355 (all_ipa_passes): Rename to all_small_ipa_passes.
6356 (init_optimization_passes): Init all_regular_ipa_passes.
6357 * tree-pass.h (all_regular_ipa_passes): New.
6358 (all_ipa_passes): Rename to all_small_ipa_passes.
6359 * passes.c (all_lto_gen_passes): New.
6360 (init_optimization_passes): Initialize all_lto_gen_passes.
6361 (execute_ipa_summary_passes): Make non-static.
6362 (ipa_write_summaries_1): New.
6363 (ipa_write_summaries_2): New.
6364 (ipa_write_summaries): New.
6365 (ipa_write_summaries_of_cgraph_node_set): New.
6366 (ipa_read_summaries_1): New.
6367 (ipa_read_summaries): New.
6368 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6369 (execute_regular_ipa_pass_list): Remove.
6370 (init_optimization_passes): Schedule
6371 pass_rebuild_cgraph_edges and pass_early_inline outside
6372 of pass_all_early_optimizations. Document reason.
6373 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6374 pass_ipa_lto_finish_out): New pass.
6375 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6376 (execute_all_ipa_transforms): New.
6377 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6378 (dump_properties, debug_properties): New.
6379 * tree-optimize.c (gate_all_early_local_passes): Return
6380 false if we are in lto1.
6381 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6382 * tree-pass.h (execute_all_ipa_transforms): Declare.
6383 (pass_ipa_function_and_variable_visibility): Declare.
6384 (pass_ipa_early_inline): Declare.
6385 (pass_ipa_lto_gimple_out): Declare.
6386 (pass_ipa_lto_wpa_fixup): Declare.
6387 (pass_ipa_lto_finish_out): Declare.
6388 (all_small_ipa_passes, all_regular_ipa_passes,
6389 all_lto_gen_passes): Declare.
6390 (execute_ipa_summary_passes): Declare.
6391 (execute_all_ipa_transforms): Declare.
6392 (ipa_write_summaries): Declare
6393 (ipa_write_summaries_of_cgraph_node_set): Declare.
6394 (ipa_read_summaries): Declare.
6396 2009-10-03 Doug Kwan <dougkwan@google.com>
6397 Ollie Wild <aaw@google.com>
6399 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6401 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6402 (lto_mode): New variable.
6403 (maybe_run_lto_and_relink): Handle the -fwpa option.
6404 (main): Handle the -fwpa option.
6405 (maybe_unlink_list): New function.
6406 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6407 * common.opt (flto): New flag.
6408 * toplev.c (flag_generate_lto): Declare.
6410 2009-10-03 Simon Baldwin <simonb@google.com>
6412 * common.opt (flto-compression-level): New flag.
6414 * opts.c: Include lto-opts.h.
6415 (handle_option): Call lto_register_user_option for each
6416 valid option handled.
6417 (decode_options): Clear registered options before the options
6420 2009-10-03 Cary Coutant <ccoutant@google.com>
6422 * collect2.c (is_elf): New function.
6423 (scan_prog_file): Require LTO object to be in ELF format.
6425 2009-10-03 Rafael Espindola <espindola@google.com>
6427 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6428 libgcc to the linker.
6430 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6432 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6433 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6435 * collect2.h (collect_execute): Add flags argument.
6436 * tlink.c (tlink_execute): Update call to collect_execute.
6437 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6438 (use_linker_plugin): New.
6439 (use_linker_plugin_spec_function): New.
6440 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6441 (linker_plugin_file_spec): New.
6442 (lto_wrapper_spec): New.
6443 (lto_gcc_spec): New.
6444 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6445 (static_spec_functions): Add use-linker-plugin.
6446 (process_command): Handle -use-linker-plugin.
6447 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6448 linker_plugin_file_spec and lto_gcc_spec.
6449 (use_linker_plugin_spec_function): New.
6451 2009-10-03 Richard Guenther <rguenther@suse.de>
6455 * tree.h (is_lang_specific): Include LANG_TYPE.
6456 * tree.c (find_decls_types_r): Manually add interesting parts
6457 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6459 * gimple.c (type_pair_hash): Make symmetric.
6460 (type_pair_eq): Likewise.
6461 (lookup_type_pair): Increase initial hashtable size.
6462 (gimple_force_type_merge): Rely on type-pair symmetry.
6463 (visit): Remove excessive checking code.
6464 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6465 (gimple_register_type): Remove getenv calls, shrink initial
6469 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6470 inline functions if not generating lto output.
6473 * toplev.c (finalize): In WPA mode remove the asm file.
6475 2009-10-03 Doug Kwan <dougkwan@google.com>
6477 * ipa-inline.c (cgraph_mark_inline): Check
6478 edge->call_stmt_cannot_inline_p instead of calling
6479 gimple_call_cannot_inline_p.
6480 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6481 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6482 (inline_generate_summary): Do nothing in LTRANS.
6483 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6484 exists before calling gimple_call_cannot_inline_p.
6485 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6486 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6487 Update new_edge->lto_stmt_uid.
6488 * cgraphbuild.c (reset_inline_failed): New.
6490 * common.opt (fwpa): New flag.
6491 (fltrans): New option.
6492 * gcc.c (gcc_lto_option_t): New type.
6493 (current_lto_option): New variable.
6494 (lto_single_spec_function): Remove and is replaced by ..
6495 (lto_option_spec_function): New function.
6496 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6497 passing the -flto flag.
6498 (cc1_options): Separate non-LTO related parts into ..
6499 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6500 (lto1_options): New spec for lto FE.
6501 (link_lto_options): New spec for handling LTO flags in linker.
6502 (invoke_lto_single): Re-format to fit in 80 column. Replace
6503 lto-single with lto-option.
6504 (static_specs): Add cc1_non_lto_options, lto1_options and
6506 (static_spec_function): Replace lto-single with lto-option.
6507 (process_command): Handle -flto, -fwpa and -fltran by setting
6508 current_lto_option and not passing it to subprocess unconditionally.
6510 2009-10-03 Bill Maddox <maddox@google.com>
6512 Add `gcc' driver support for link-time code generation (LTO).
6514 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6515 (lto_flag, lto_objects, lto_o_file): New variables.
6516 (struct lto_object, struct lto_object_list): New structures.
6517 (collect_exit, handler): Remove LTO temporary output file on exit.
6518 (add_lto_object): New function.
6519 (maybe_run_lto_and_relink): New function. Perform link time code
6520 generation and relinking for object files containing LTO information.
6521 (main): Invoke maybe_run_lto_and_relink().
6522 (dump_argv): New function. For debugging, currently disabled.
6523 (scan_prog_file): Add LTO information pass.
6524 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6526 * toplev.c (compile_file): Emit assembler directive to create
6527 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6529 2009-10-03 Diego Novillo <dnovillo@google.com>
6531 * c.opt: Add LTO to warn_abi and warn_psabi.
6533 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6534 inline function. Ignore language-specific nodes. Update all users.
6535 (find_decls_types_r): Do not traverse the subtrees of
6536 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6537 * tree.h (is_lang_specific): New.
6538 * langhooks.h (struct lang_hooks_for_decls): Remove
6539 may_need_assembler_name_p. Update all users.
6541 * c-common.c (set_builtin_user_assembler_name): Move ...
6542 * builtins.c (set_builtin_user_assembler_name): ... here.
6543 (is_builtin_name): Add comment
6544 (is_builtin_fn): New.
6545 * except.c (output_ttype): Only call
6546 lookup_type_for_runtime if TYPE is not a runtime type.
6548 * passes.c (register_pass): Call position_pass on
6549 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6550 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6551 (TV_IPA_LTO_DECL_IO): Define.
6552 (TV_IPA_LTO_CGRAPH_IO): Define.
6554 (TV_WHOPR_WPA): Define.
6555 (TV_WHOPR_WPA_IO): Define.
6556 (TV_WHOPR_LTRANS): Define.
6557 (TV_WHOPR_WPA_FIXUP): Define.
6558 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6559 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6560 * tree-flow.h (tree_node_can_be_shared): Declare.
6561 * tree-inline.c (tree_can_inline_p): Check that E has a
6562 statement associated with it.
6563 * tree.c (free_lang_data_in_binf): Factor out of ...
6564 (free_lang_data_in_type): ... here.
6565 Call RECORD_OR_UNION_TYPE_P.
6566 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6567 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6568 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6569 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6570 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6571 (gate_free_lang_data): Return true if flag_generate_lto is set.
6572 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6573 * c-common.h (set_builtin_user_assembler_name): Move ...
6574 * tree.h (set_builtin_user_assembler_name): ... here.
6576 * common.opt (flto-report): New flag.
6577 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6578 * collect2.c (scan_prog_file): Send the error output of
6579 'nm' to HOST_BIT_BUCKET.
6581 2009-10-03 Ollie Wild <aaw@google.com>
6583 * langhooks-def.h (lhd_begin_section): New function declaration.
6584 (lhd_write_section): New function declaration.
6585 (lhd_end_section): New function declaration.
6586 (LANG_HOOKS_BEGIN_SECTION): New macro.
6587 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6588 (LANG_HOOKS_END_SECTION): New macro.
6589 (LANG_HOOKS_LTO): New macro.
6590 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6591 * langhooks.c (output.h): Add include.
6592 (saved_section): New static variable.
6593 (lhd_begin_section): New function.
6594 (lhd_write_section_data): New function.
6595 (lhd_end_section): New function.
6596 * langhooks.h (struct lang_hooks_for_lto): New structure.
6597 (struct lang_hooks): Add member lto.
6598 * Makefile.in (langhooks.o): Add dependency on output.h.
6600 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6602 2009-10-03 Richard Guenther <rguenther@suse.de>
6604 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6607 2009-10-03 Simon Baldwin <simonb@google.com>
6608 Richard Guenther <rguenther@suse.de>
6609 Janis Johnson <janis187@us.ibm.com>
6610 Doug Kwan <dougkwan@google.com>
6611 Diego Novillo <dnovillo@google.com>
6612 Ramana Radhakrishnan <ramana.r@gmail.com>
6613 Ollie Wild <aaw@google.com>
6615 * doc/install.texi: Add documentation for libelf and --enable-lto.
6616 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6617 -flto-report, -flto-compression-level and -use-linker-plugin.
6618 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6619 Add section for LTO Testing.
6621 2009-10-02 Cary Coutant <ccoutant@google.com>
6623 Add support for comdat type sections for DWARF v4.
6624 Merge from dwarf4 branch.
6626 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6627 (dw_die_ref): Define vector type.
6628 (enum dw_val_class): Add dw_val_class_data8.
6629 (struct dw_val_struct): Add v.val_data8.
6630 (comdat_type_node_ref): New type.
6631 (struct die_struct): Move die_symbol into a union; add new field
6632 die_type_node. Change all uses.
6633 (comdat_type_node): New type.
6634 (skeleton_chain_node): New type.
6635 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6636 (comdat_type_list): New variable.
6637 (dwarf_tag_name): Add DW_TAG_type_unit.
6638 (dwarf_attr_name): Add DW_AT_signature.
6639 (add_AT_data8): New function.
6640 (replace_child): New function.
6641 (move_all_children): New function.
6642 (print_signature): New function.
6643 (print_die): Print signature information; add dw_val_class_data8.
6644 (attr_checksum): Support dw_val_class_data8.
6645 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6646 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6647 (checksum_sleb128, checksum_uleb128): New functions.
6648 (checksum_die_context): New function.
6649 (loc_checksum_ordered): New function.
6650 (attr_checksum_ordered): New function.
6651 (struct checksum_attributes): New structure.
6652 (collect_checksum_attributes): New function.
6653 (die_checksum_ordered): New function.
6654 (generate_type_signature): New function.
6655 (same_dw_val_p): Add dw_val_class_data8.
6656 (is_symbol_die): Use new is_declaration_die function.
6657 (is_declaration_die): New function.
6658 (should_move_die_to_comdat): New function.
6659 (clone_die): New function.
6660 (clone_tree): New function.
6661 (clone_as_declaration): New function.
6662 (copy_declaration_context): New function.
6663 (generate_skeleton_ancestor_tree): New function.
6664 (generate_skeleton_bottom_up): New function.
6665 (generate_skeleton): New function.
6666 (remove_child_or_replace_with_skeleton): New function.
6667 (break_out_comdat_types): New function.
6668 (struct decl_table_entry): New type.
6669 (htab_decl_hash): New function.
6670 (htab_decl_eq): New function.
6671 (htab_decl_del): New function.
6672 (copy_ancestor_tree): New function.
6673 (copy_decls_walk): New function.
6674 (copy_decls_for_unworthy_types): New function.
6675 (build_abbrev_table): Don't assert on missing die_symbol when doing
6676 comdat type sections.
6677 (size_of_die): Use DW_FORM_sig8 for external references. Add
6679 (unmark_dies): Don't assert for unmarked dies when doing comdat
6681 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6682 (output_signature): New function.
6683 (output_die): Likewise.
6684 (output_compilation_unit_header): Mark output as DWARF version 3
6685 even if generating DWARF 4.
6686 (output_comdat_type_unit): New function.
6687 (output_line_info): Mark output as DWARF version 3 even if generating
6689 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6691 (dwarf2out_end_source_file): Likewise.
6692 (prune_unused_types_walk_attribs): Don't follow references into
6693 comdat type sections.
6694 (prune_unused_types_mark): When generating type units, do not mark
6695 children of non-defining declarations of types; do mark children of
6697 (prune_unused_types): Process comdat type sections.
6698 (htab_ct_hash): New function.
6699 (htab_ct_eq): New function.
6700 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6701 Add a pointer to the line table from type unit entries so
6702 DW_AT_decl_file has meaning.
6703 * varasm.c (default_elf_asm_named_section): Use identifier name as
6704 comdat key instead of lang hook.
6706 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6708 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6710 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6712 * config/i386/i386.md (SWIM248): New mode iterator.
6713 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6714 divmodhi4 patterns using SWIM248 macro.
6715 (*divmod<mode>4): Macroize insn_and_split pattern from
6716 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6717 and their corresponding splitters usign SWIM248 macro. Split SImode
6718 insn to generate cltd and DImode insn to generate cqto instead of
6719 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6720 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6721 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6722 *divmodsi_noext patterns using SWIM248 macro.
6723 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6724 udivmodhi4 patterns using SWIM248 macro.
6725 (*udivmod<mode>4): Macroize insn_and_split pattern from
6726 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6727 corresponding splitters using SWIM248 macro.
6728 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6729 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6731 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6733 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6734 of zero-sized element is zero-sized regardless of its extent.
6736 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6739 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6740 * configure: Regenerated.
6741 * config.in: Regenerated.
6742 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6743 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6744 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6745 not emitting .eh_frame, emit .cfi_sections .debug_frame
6750 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6751 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6753 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6754 vars use DECL_RTL with resetting it back to NULL afterwards.
6755 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6756 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6757 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6758 the attribute type allows it, otherwise use DW_FORM_dataN.
6759 (mem_loc_descriptor): Handle CONST_STRING.
6760 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6761 Handle MEM with CONST_STRING address using add_AT_string.
6762 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6763 CONST_STRING for const arrays initialized with a string literal.
6764 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6765 (dwarf2out_finish): Call resolve_addr.
6767 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6768 Maxim Kuvyrkov <maxim@codesourcery.com>
6770 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6772 2009-10-02 Nick Clifton <nickc@redhat.com>
6774 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6775 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6777 2009-10-01 Jan Hubicka <jh@suse.cz>
6779 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6780 (cgraph_create_virtual_clone): Just pass redirect_callers
6782 * cgraph.h (cgraph_clone_node): Update prototype.
6783 * ipa-pure-const.c (self_recursive_p): New function.
6784 (propagate): Use it.
6785 * ipa-inline.c (cgraph_clone_inlined_nodes,
6786 cgraph_decide_recursive_inlining): Update.
6788 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6790 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6791 instructions for TARGET_OCTEON.
6793 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6795 * config/arm/arm.c (arm_override_options): Turn off
6796 flag_dwarf2_cfi_asm for AAPCS variants.
6798 2009-10-01 Martin Jambor <mjambor@suse.cz>
6801 * tree-sra.c (convert_callers): Do not call
6802 compute_inline_parameters on one caller more than once.
6804 2009-10-01 Nick Clifton <nickc@redhat.com>
6806 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6807 an empty string if not already defined.
6809 2009-10-01 Martin Jambor <mjambor@suse.cz>
6812 * tree-sra.c (is_va_list_type): New function.
6813 (find_var_candidates): Call is_va_list_type.
6814 (find_param_candidates): Check that the type or the type pointed
6815 to are not va_list types.
6817 2009-10-01 Martin Jambor <mjambor@suse.cz>
6820 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6821 DECL_ARTIFICIAL (param_decl) is true.
6823 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6825 * tree.h (tree_decl_common::lang_flag_8): New.
6826 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6828 * c-common.h (RID_CONSTEXPR): New.
6830 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6832 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6833 Use ref-all pointers.
6834 (alpha_gimplify_va_arg): Ditto.
6836 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6839 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6840 before insn counting loop now that BB_END (bb) is counted. Ensure
6841 the return value isn't zero.
6843 2009-09-30 Nick Clifton <nickc@redhat.com>
6845 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6846 with separate definitions of c_target_objs and cxx_target_objs.
6847 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6849 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6850 sh_symbian_import_export_class.
6851 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6852 * config/sh/symbian.c: Delete, moving code into...
6853 * config/sh/symbian-base.c: ... here
6854 * config/sh/symbian-c.c: ... and here
6855 * config/sh/symbian-cxx.c: ... and here.
6857 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6860 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6861 of plus RTX into register.
6863 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6865 * doc/install.texi: Linguistic and markup fixes.
6866 (Configuration) <--disable-cpp>: Remove description.
6867 <--enable-maintainer-mode>: Autotools files are affected, too.
6868 <--with-sysroot>: Improve description.
6869 (Building): Bump required GNU make version.
6871 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6873 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6874 (x86_64-*-*): Ditto.
6876 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6877 intrinisics for FMA4.
6878 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6879 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6880 Add FMA4 check and fma4intrin.h.
6881 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6883 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6884 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6885 constant for FMA4 support.
6886 (UNSPEC_FMA4_FMADDSUB): Ditto.
6887 (UNSPEC_FMA4_FMSUBADD): Ditto.
6888 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6889 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6890 (ix86_expand_fma4_multiple_memory): Ditto.
6891 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6892 (OPTION_MASK_ISA_FMA4_UNSET): New.
6893 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6894 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6895 (ix86_handle_option): Handle -mfma4.
6896 (isa_opts): Handle -mfma4.
6897 (enum pta_flags): Add PTA_FMA4.
6898 (override_options): Add FMA4 support.
6899 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6900 (IX86_BUILTIN_VFMADDSD): Ditto.
6901 (IX86_BUILTIN_VFMADDPS): Ditto.
6902 (IX86_BUILTIN_VFMADDPD): Ditto.
6903 (IX86_BUILTIN_VFMSUBSS): Ditto.
6904 (IX86_BUILTIN_VFMSUBSD): Ditto.
6905 (IX86_BUILTIN_VFMSUBPS): Ditto.
6906 (IX86_BUILTIN_VFMSUBPD): Ditto.
6907 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6908 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6909 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6910 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6911 (IX86_BUILTIN_VFNMADDSS): Ditto.
6912 (IX86_BUILTIN_VFNMADDSD): Ditto.
6913 (IX86_BUILTIN_VFNMADDPS): Ditto.
6914 (IX86_BUILTIN_VFNMADDPD): Ditto.
6915 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6916 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6917 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6918 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6919 (IX86_BUILTIN_VFMADDPS256): Ditto.
6920 (IX86_BUILTIN_VFMADDPD256): Ditto.
6921 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6922 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6923 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6924 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6925 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6926 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6927 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6928 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6929 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6930 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6931 (enum multi_arg_type): New enum for describing the various FMA4
6932 intrinsic argument types.
6933 (bdesc_multi_arg): New table for FMA4 intrinsics.
6934 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6935 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6937 (ix86_expand_builtin): Add FMA4 intrinsic support.
6938 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6939 operand instructions.
6940 (ix86_expand_fma4_multiple_memory): New function to split the
6941 second memory reference from FMA4 instructions.
6942 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6943 (ssemodesuffixf2s): Ditto.
6944 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6946 (fma4_fmsub<mode>4): Ditto.
6947 (fma4_fnmadd<mode>4): Ditto.
6948 (fma4_fnmsub<mode>4): Ditto.
6949 (fma4_vmfmadd<mode>4): Ditto.
6950 (fma4_vmfmsub<mode>4): Ditto.
6951 (fma4_vmfnmadd<mode>4): Ditto.
6952 (fma4_vmfnmsub<mode>4): Ditto.
6953 (fma4_fmadd<mode>4256): Ditto.
6954 (fma4_fmsub<mode>4256): Ditto.
6955 (fma4_fnmadd<mode>4256): Ditto.
6956 (fma4_fnmsub<mode>4256): Ditto.
6957 (fma4_fmaddsubv8sf4): Ditto.
6958 (fma4_fmaddsubv4sf4): Ditto.
6959 (fma4_fmaddsubv4df4): Ditto.
6960 (fma4_fmaddsubv2df4): Ditto.
6961 (fma4_fmsubaddv8sf4): Ditto.
6962 (fma4_fmsubaddv4sf4): Ditto.
6963 (fma4_fmsubaddv4df4): Ditto.
6964 (fma4_fmsubaddv2df4): Ditto.
6965 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6966 instructions for intrinsics.
6967 (fma4i_fmsub<mode>4): Ditto.
6968 (fma4i_fnmadd<mode>4): Ditto.
6969 (fma4i_fnmsub<mode>4): Ditto.
6970 (fma4i_vmfmadd<mode>4): Ditto.
6971 (fma4i_vmfmsub<mode>4): Ditto.
6972 (fma4i_vmfnmadd<mode>4): Ditto.
6973 (fma4i_vmfnmsub<mode>4): Ditto.
6974 (fma4i_fmadd<mode>4256): Ditto.
6975 (fma4i_fmsub<mode>4256): Ditto.
6976 (fma4i_fnmadd<mode>4256): Ditto.
6977 (fma4i_fnmsub<mode>4256): Ditto.
6978 (fma4i_fmaddsubv8sf4): Ditto.
6979 (fma4i_fmaddsubv4sf4): Ditto.
6980 (fma4i_fmaddsubv4df4): Ditto.
6981 (fma4i_fmaddsubv2df4): Ditto.
6982 (fma4i_fmsubaddv8sf4): Ditto.
6983 (fma4i_fmsubaddv4sf4): Ditto.
6984 (fma4i_fmsubaddv4df4): Ditto.
6985 (fma4i_fmsubaddv2df4): Ditto.
6987 * doc/invoke.texi (-mfma4): Add documentation.
6988 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6990 2009-09-29 Richard Henderson <rth@redhat.com>
6992 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6993 an edge to the new destination block.
6995 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6998 * pa.c (hppa_profile_hook): Use
6999 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7001 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7002 Alexander Monakov <amonakov@ispras.ru>
7005 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7006 (not_postinc_memory_operand): New.
7007 (not_postinc_move_operand): New.
7008 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7009 (*cmovsi_internal): Ditto.
7011 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7013 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7014 restrict issue_rate in first pass when scheduling for register
7017 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7018 Rafael Avila de Espindola <espindola@google.com>
7020 * gengtype.c (plugin_output): New.
7021 (get_output_file_with_visibility): Return plugin_output for plugins.
7022 (main): Parse and use the -P option.
7023 * gty.texi: Update the command line format.
7025 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7028 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7030 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7031 out if !const_ok_for_output.
7034 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7035 case VAR_LOCATION>: Remove gcc_unreachable ().
7037 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7039 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7040 (x86_64-*-*): Ditto.
7041 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7042 back to smmintrin.h.
7043 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7044 * config/i386/x86intrin.h: Remove SSE5.
7045 * config/i386/mmintrin-common.h: Delete file.
7046 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7048 2009-09-29 Richard Guenther <rguenther@suse.de>
7050 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7051 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7053 2009-09-29 Nick Clifton <nickc@redhat.com>
7055 * function.c (current_function_name): If there is no current
7056 function just return "<none>".
7058 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7060 * tree-pass.h (register_pass_info): New structure.
7061 (pass_positioning_ops): Move enum from gcc-plugin.h.
7062 (register_pass): New function.
7063 * gcc-plugin.h (plugin_pass): Delete structure.
7064 (pass_positioning_ops): Delete enum.
7065 * plugin.c (regsiter_pass): Delete function.
7066 (position_pass): Delete function.
7067 (added_pass_nodes): Delete variable.
7068 (prev_added_pass_nodes): Delete variable.
7069 (pass_list_node): Delete structure.
7070 * passes.c (make_pass_instance): New function.
7071 (next_pass_1): Change to call make_pass_instance.
7072 (pass_list_node): Move structure from gcc-plugin.h.
7073 (added_pass_nodes): Move variable from plugin.c.
7074 (prev_added_pass_nodes): Move variable from plugin.c.
7075 (position_pass): New function.
7076 (register_pass): New function.
7078 2009-09-28 Easwaran Raman <eraman@google.com>
7080 * ifcvt.c (noce_try_abs): Recognize pattern and call
7081 expand_one_cmpl_abs_nojump.
7082 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7083 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7085 2009-09-28 Ian Lance Taylor <iant@google.com>
7088 * c-opts.c (c_common_handle_option): Don't set
7089 warn_jump_misses_init for -Wall.
7090 * doc/invoke.texi (Warning Options): Update documentation.
7092 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7094 * Makefile.in ($(out_object_file)): Depend on
7095 gt-$(basename $(notdir $(out_file))).h.
7097 2009-09-28 Richard Henderson <rth@redhat.com>
7099 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7100 * except.c (gen_eh_region): Set it.
7101 (duplicate_eh_regions_1): Copy it.
7102 * tree-eh.c (lower_resx): Use it to determine which function
7105 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7106 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7107 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7108 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7109 BUILT_IN_CXA_END_CLEANUP if necessary.
7111 * c-common.c (c_define_builtins): Update call to
7112 build_common_builtin_nodes.
7114 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7116 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7118 2009-09-28 Michael Matz <matz@suse.de>
7120 * builtins.c (interclass_mathfn_icode): New helper.
7121 (expand_builtin_interclass_mathfn): Use it here, and split folding
7123 (fold_builtin_interclass_mathfn): ... this new folder.
7124 (build_call_nofold_loc): New static helper.
7125 (build_call_nofold): New wrapper macro for above.
7126 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7127 (expand_builtin_pow): Ditto.
7128 (expand_builtin_memset_args): Ditto.
7129 (expand_builtin_printf): Ditto.
7130 (expand_builtin_fprintf): Ditto.
7131 (expand_builtin_sprintf): Ditto.
7132 (expand_builtin_memory_chk): Ditto.
7133 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7134 (expand_builtin_stpcpy): Ditto.
7135 (expand_builtin_strcmp): Ditto.
7136 (expand_builtin_strncmp): Ditto.
7137 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7138 (expand_builtin_strcpy_args): Don't call folders.
7139 (expand_builtin_memcmp): Ditto.
7140 (expand_builtin_strncpy): Ditto, and use target.
7141 (expand_builtin_memcpy): Ditto.
7142 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7143 expand_builtin_strpbrk, expand_builtin_memmove,
7144 expand_builtin_memmove_args, expand_builtin_bcopy,
7145 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7146 expand_builtin_strspn, expand_builtin_strcspn,
7147 expand_builtin_fputs): Remove these.
7148 (expand_builtin): Don't call the above, change calls to other
7149 expanders that changed prototype.
7150 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7151 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7152 fold_builtin_interclass_mathfn.
7153 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7154 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7156 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7157 * passes.c (init_optimization_passes): Move pass_fold_builtins
7158 after last phiopt pass.
7159 * tree-inline.c (fold_marked_statements): When folding builtins
7160 iterate over all instruction potentially generated.
7161 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7163 (fold_gimple_call): Use it to always fold calls (into potentially
7164 multiple instructions).
7165 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7166 calls into zero at this time.
7167 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7168 statements generated by builtin folding.
7170 2009-09-28 Nick Clifton <nickc@redhat.com>
7172 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7174 2009-09-28 Duncan Sands <baldrick@free.fr>
7176 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7177 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7178 (register_callback): Dispatch it.
7179 (invoke_plugin_callbacks): Incorporate in sanity check.
7180 * ggc.h (ggc_register_cache_tab): Add declaration.
7181 * ggc-common.c (ggc_register_root_tab): Simplify.
7182 (const_ggc_cache_tab_t): New typedef.
7183 (extra_cache_vec): New vector of dynamically added cache tables.
7184 (ggc_register_cache_tab): New function.
7185 (ggc_scan_cache_tab): New function.
7186 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7187 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7189 2009-09-27 Richard Henderson <rth@redhat.com>
7191 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7192 which we remove __builtin_stack_restore.
7194 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7196 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7197 to test for GRD_INVARIANT.
7198 (simple_rhs_p): Anything that's function_invariant_p is fine.
7200 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7202 * gengtype.c (main): Use plunge_files instead of plugin_output.
7204 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7205 Rafael Avila de Espindola <espindola@google.com>
7207 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7208 Don't print pch related info if it is false.
7209 (main): Don't print pch info in plugin mode.
7211 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7213 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7214 with dw_val_class_const_double.
7215 (struct dw_val_struct): Replace val_long_long with val_double and
7216 adjust for above change.
7217 (output_loc_operands): Likewise.
7218 (add_AT_long_long): Rename into...
7219 (add_AT_double): ...this.
7220 (print_die): Replace dw_val_class_long_long with
7221 dw_val_class_const_double and adjust.
7222 (attr_checksum): Likewise.
7223 (same_dw_val_p): Likewise.
7224 (size_of_die): Likewise.
7225 (value_format): Likewise.
7226 (output_die): Likewise.
7227 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7228 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7229 instead of add_AT_long_long.
7230 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7231 value with the precision of its type.
7233 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7236 * c-typeck.c (build_conditional_expr): Use the readonly and
7237 volatile flags of the operand types, not of the operands itself.
7239 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7241 * collect2.c (main): Look for -brtl before adding libraries.
7243 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7245 * config.gcc: Update OpenBSD targets.
7246 * config/openbsd-stdint.h: New file.
7247 * config/openbsd-libpthread.h: New file.
7248 * config/openbsd.h: Update and break out LIB_SPEC definition.
7249 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7250 * config/i386/openbsdelf.h: Correct types.
7251 * config/m68k/openbsd.h: Likewise.
7252 * config/mips/openbsd.h: Likewise.
7253 * config/vax/openbsd.h: Likewise.
7255 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7257 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7258 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7259 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7260 of the length and zero.
7262 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7264 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7265 (FLAGS_H): Add options.h $(REAL_H).
7266 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7267 (TREE_VECTORIZER_H): New.
7268 (EBITMAP_H): Renamed from EBIMAP_H.
7269 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7270 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7271 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7272 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7273 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7274 (graphite-clast-to-gimple.o, graphite-dependences.o)
7275 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7276 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7277 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7278 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7279 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7280 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7281 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7282 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7283 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7284 updated and fixed as per above changes and per
7285 check_makefile_deps.sh output.
7288 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7289 * configure: Regenerate.
7291 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7293 * doc/install.texi: Update minimum MPC version to 0.7.
7295 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7297 * doc/install.texi (Binaries): Remove reference to the binary
7298 distribution CD-ROM from the FSF.
7300 2009-09-26 Michael Matz <matz@suse.de>
7304 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7305 that are mentioned in the body.
7307 2009-09-26 Michael Matz <matz@suse.de>
7309 PR tree-optimization/41454
7310 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7311 (tree_ssa_dominator_optimize): Don't allocate and free it.
7312 (dom_opt_leave_block): Don't iterate over it.
7313 (eliminate_redundant_computations): Don't return a value.
7314 (cprop_operand, cprop_into_stmt): Ditto.
7315 (optimize_stmt): Don't defer updating stmts.
7317 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7319 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7320 generic_parameter_die, template_parameter_pack_die,
7321 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7322 renaming DW_TAG_formal_parameter_pack and
7323 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7324 and DW_TAG_GNU_template_parameter_pack.
7326 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7328 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7329 * config/v850/v850.c (v850_function_value): New function.
7330 (TARGET_FUNCTION_VALUE): Define.
7332 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7334 * tree-vect-stmts.c (vectorizable_call): Call
7335 mark_symbols_for_renaming after vect_finish_stmt_generation.
7337 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7338 to loc_descriptor_from_tree.
7339 (add_location_or_const_value_attribute): Pass 0 instead of 2
7340 for decl_by_reference_p decls.
7342 2009-09-25 Richard Guenther <rguenther@suse.de>
7345 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7348 2009-09-25 Ben Elliston <bje@au.ibm.com>
7350 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7353 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7355 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7356 form of instruction.
7358 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7361 * fold-const.c (const_binop): Handle complex int division.
7362 * tree-complex.c (expand_complex_div_straight,
7363 expand_complex_div_wide): Update comments.
7365 2009-09-24 DJ Delorie <dj@redhat.com>
7368 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7369 (reg_class): Likewise.
7370 (REG_CLASS_NAMES): Likewise.
7371 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7372 (m32c_override_options): Disable -fivopts for M32C.
7374 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7376 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7377 Delete VSX load/store with update support.
7378 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7379 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7383 (VStype_load_update): Ditto.
7384 (VStype_store_update): Ditto.
7385 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7386 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7388 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7389 load/store with update builtins.
7391 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7393 * libgcc2.c (L_trampoline): Prototype for getpagesize
7394 and mprotect in WINNT case.
7396 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7398 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7399 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7400 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7401 'outgoing' argument.
7402 (TARGET_FUNCTION_VALUE): Define.
7404 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7406 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7408 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7411 * common.opt: Initialize dwarf_strict to -1.
7412 * toplev.c (process_options): Catch unset dwarf_strict
7413 and set to 0 for all targets not overriding.
7414 * config/darwin.c (darwin_override_options): Catch unset
7415 dwarf_strict and override to 1.
7417 2009-09-24 Jeff Law <law@redhat.com>
7419 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7421 2009-09-24 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/36143
7424 PR tree-optimization/38747
7425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7426 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7428 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7431 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7432 return false instead of gcc_unreachable (). For CONST return the
7433 value returned by recursive call instead of always returning true.
7434 (tree_add_const_value_attribute): Return the value returned by
7435 add_const_value_attribute instead of always returning true if rtl
7438 2009-09-23 Justin Seyster <jrseys@gmail.com>
7440 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7442 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7444 * cgraphunit.c (cgraph_lower_function): Revert last change.
7445 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7446 instead of DECL_NO_STATIC_CHAIN.
7447 * tree-cfg.c (verify_gimple_call): Likewise.
7448 * tree-nested.c (get_chain_decl, get_chain_field,
7449 convert_tramp_reference_op, convert_gimple_call): Likewise.
7450 (convert_all_function_calls): Likewise. Always set or clear
7451 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7452 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7453 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7455 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7456 DECL_NO_STATIC_CHAIN.
7457 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7458 instead of DECL_NO_STATIC_CHAIN.
7459 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7460 decl_function_context.
7461 * varasm.c (initializer_constant_valid_p): Likewise.
7462 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7463 (DECL_STATIC_CHAIN): ... this.
7464 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7465 instead of DECL_NO_STATIC_CHAIN.
7467 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7468 Rafael Avila de Espindola <espindola@google.com>
7470 * gengtype.c (nb_plugin_files): Make it unsigned to match
7471 num_gt_files. Adjust other variables to avoid warnings.
7472 (main): Allocate an all zero lang_bitmap before each plugin file name
7473 to match regular file names.
7475 2009-09-23 Richard Henderson <rth@redhat.com>
7477 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7478 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7479 static chain passed in memory.
7480 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7481 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7482 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7483 STATIC_CHAIN_REGNUM defined.
7485 * config/picochip/picochip-protos.h: s/class/klass/.
7486 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7487 (picochip_static_chain): New.
7488 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7489 (STATIC_CHAIN_INCOMING): Remove.
7491 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7492 (xtensa_static_chain): New.
7493 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7494 (STATIC_CHAIN_INCOMING): Remove.
7496 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7498 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7499 * config/pa/pa-protos.h (function_value): Remove.
7500 * config/pa/pa.c (pa_function_value): Rename from function_value.
7501 Make static, add 'outgoing' argument.
7502 (TARGET_FUNCTION_VALUE): Define.
7504 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7506 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7507 instead of cfun->machine->is_leaf.
7508 * config/avr/avr.h (machine_function): Remove is_leaf field.
7510 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7513 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7514 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7515 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7516 the same size, prefer DW_OP_stack_value.
7517 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7518 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7520 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7523 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7525 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7528 * cfgexpand.c (convert_debug_memory_address): New.
7529 (expand_debug_expr): Convert base address and offset to the same
7530 mode. Use it to convert addresses to other modes. Accept
7533 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7536 * function.h (types_used_by_vars_hash): Declare new hash table.
7537 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7538 equality and hash function for the hash table.
7539 (types_used_by_cur_var_decl): Declare a new global chained list.
7540 (types_used_by_var_decl_insert): Declare new function.
7541 * function.c (types_used_by_vars_hash): Define the hashtable ...
7542 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7543 its equality and hash functions.
7544 (hash_types_used_by_vars_entry): New hash helper.
7545 (types_used_by_cur_var_decl): Define the global chained list.
7546 (used_types_insert): Update the list of types used by the global
7547 variable being parsed.
7548 (types_used_by_var_decl_insert): Define new function.
7549 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7550 * c-common.c (record_types_used_by_current_var_decl): ... new
7552 * c-decl.c (finish_decl): Record the types used by the global
7553 variable declaration we've just parsed.
7554 * dwarf2out.c (premark_used_types): Insert a new line between
7555 comment and function.
7556 (premark_used_types_helper): Fix comment.
7557 (premark_types_used_by_global_vars_helper,
7558 premark_types_used_by_global_vars): New functions.
7559 (prune_unused_types): Do not prune types used by global variables.
7561 2009-09-23 Richard Guenther <rguenther@suse.de>
7563 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7564 produced for bigendian targets with promoted subregs.
7566 2009-09-23 Richard Guenther <rguenther@suse.de>
7568 * value-prof.c (gimple_ic): Purge old EH edges only after building
7571 2009-09-23 Nick Clifton <nickc@redhat.com>
7573 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7575 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7578 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7581 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7582 on non-nested functions.
7584 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7585 Jan Hubicka <jh@suse.cz>
7587 * dwarf2out.c (loc_list_plus_const): Only define if
7588 DWARF2_DEBUGGING_INFO.
7589 (address_of_int_loc_descriptor): Likewise.
7592 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7594 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7597 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7598 constant is more than zero.
7600 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7603 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7604 call final to emit non-scheduled prologue, instead insert at entry.
7606 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7607 Joseph S. Myers <joseph@codesourcery.com>
7609 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7611 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7612 Rafael Avila de Espindola <espindola@google.com>
7614 * gengtype.c (is_file_equal): New function.
7615 (close_output_files): Use is_file_equal. Free of->buf.
7617 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7618 Rafael Avila de Espindola <espindola@google.com>
7620 * gengtype.c (write_types, write_local): Add the output_header
7621 argument. Update all callers.
7623 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7625 * dwarf2out.c (template_parameter_pack_die,
7626 gen_formal_parameter_pack_die ): New functions.
7627 (make_ith_pack_parameter_name): Remove this function.
7628 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7629 DW_TAG_formal_parameter_pack.
7630 (gen_generic_params_dies): Represent each template parameter pack
7631 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7632 represented by usual DW_TAG_template_*_parameter DIEs that are
7633 children of the DW_TAG_template_parameter_pack element DIE.
7634 (generic_parameter_die): This doesn't deal with parameter pack
7635 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7636 of parameter pack DIEs.
7637 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7638 in certain cases, e.g. for pack elements.
7639 (gen_formal_types_die, gen_decl_die): Adjust usage of
7640 gen_formal_parameter_die.
7641 (gen_subprogram_die): Represent each function parameter pack by a
7642 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7643 represented by usual DW_TAG_formal_parameter DIEs that are children
7644 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7645 ____builtin_va_alist decls as no part of the compiler uses those
7647 * langhooks.h (struct lang_hooks_for_decls): Add
7648 function_parm_expanded_from_pack_p, get_generic_function_decl
7649 and function_parameter_pack_p hooks. Fix comment for
7650 get_innermost_generic_parms hook.
7651 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7652 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7653 macros and use them to initialize lang_hook.
7655 2009-09-22 Richard Henderson <rth@redhat.com>
7657 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7658 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7659 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7660 on TRAMPOLINE_TEMPLATE.
7661 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7662 TRAMPOLINE_ADJUST_ADDRESS.
7663 * targhooks.c (default_asm_trampoline_template): Remove.
7664 (default_trampoline_adjust_address): Remove.
7665 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7666 * targhooks.h: Update decls.
7668 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7670 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7671 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7672 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7674 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7677 * reload1.c (reload): Reset debug insns with pseudos without
7680 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7682 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7683 unconditional true for decimal float modes.
7684 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7685 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7687 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7689 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7690 Enable a new case for __FreeBSD__ >= 7.
7691 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7692 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7693 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7694 and USE_LD_AS_NEEDED.
7696 * doc/install.texi (*-*-freebsd*): Update target information.
7698 2009-09-22 Richard Guenther <rguenther@suse.de>
7701 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7702 arrays really properly.
7704 2009-09-22 Richard Henderson <rth@redhat.com>
7707 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7708 calls.static_chain, calls.trampoline_init,
7709 calls.trampoline_adjust_address.
7710 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7711 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7712 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7713 * builtins.c (expand_builtin_setjmp_receiver): Use
7714 targetm.calls.static_chain; only clobber registers.
7715 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7716 set up memory attributes properly for the trampoline block.
7717 (expand_builtin_adjust_trampoline): Use
7718 targetm.calls.trampoline_adjust_address.
7719 * calls.c (prepare_call_address): Add fndecl argument. Use
7720 targetm.calls.static_chain.
7721 * df-scan.c (df_need_static_chain_reg): Remove.
7722 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7723 consolodate static chain handling.
7724 * doc/tm.texi: Document new hooks.
7725 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7726 (init_emit_regs): Don't initialize them.
7727 * expr.h (prepare_call_address): Update decl.
7728 * final.c (profile_function): Use targetm.calls.static_chain.
7729 * function.c (expand_function_start): Likewise.
7730 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7731 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7732 only clobber registers.
7733 * targhooks.c (default_static_chain): New.
7734 (default_asm_trampoline_template, default_trampoline_init): New.
7735 (default_trampoline_adjust_address): New.
7736 * targhooks.h: Declare them.
7737 * varasm.c (assemble_trampoline_template): Use
7738 targetm.asm_out.trampoline_template. Make the memory block const
7741 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7742 alpha_initialize_trampoline. Make static. Merge VMS parameter
7743 differences into the TARGET_ABI_OPEN_VMS code block.
7744 (TARGET_TRAMPOLINE_INIT): New.
7745 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7746 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7747 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7748 (INITIALIZE_TRAMPOLINE): Remove.
7750 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7751 (TRAMPOLINE_TEMPLATE): Merge with ...
7752 (INITIALIZE_TRAMPOLINE): ... this and move ...
7753 * config/arc/arc.c (arc_trampoline_init): ... here.
7754 (TARGET_TRAMPOLINE_INIT): New.
7756 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7757 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7758 (arm_asm_trampoline_template): New.
7759 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7760 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7761 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7762 code to arm_asm_trampoline_template.
7763 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7764 arm_trampoline_adjust_address.
7765 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7766 adjust for target hook parameters.
7768 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7771 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7772 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7773 (bfin_trampoline_init): Rename from initialize_trampoline;
7774 make static; update for target hook parameters.
7775 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7776 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7777 bfin_asm_trampoline_template.
7778 (INITIALIZE_TRAMPOLINE): Remove.
7780 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7781 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7782 cris_trampoline_init): New.
7783 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7784 cris_asm_trampoline_template.
7785 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7786 adjust for target hook parameters.
7788 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7790 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7791 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7792 fr30_trampoline_init): New.
7793 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7794 fr30_asm_trampoline_template.
7795 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7796 adjust for target hook parameters.
7798 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7799 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7800 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7801 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7802 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7804 * config/h8300/h8300.c (h8300_trampoline_init): New.
7805 (TARGET_TRAMPOLINE_INIT): New.
7806 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7807 to h8300_trampoline_init and adjust for hook parameters.
7809 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7810 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7811 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7812 make static; adjust for hook parameters.
7813 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7815 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7816 (TARGET_TRAMPOLINE_INIT): New.
7817 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7818 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7819 iq2000_asm_trampoline_template.
7820 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7821 (TRAMPOLINE_CODE_SIZE): New.
7822 (TRAMPOLINE_SIZE): Use it.
7823 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7825 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7826 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7827 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7828 adjust for hook parameters.
7829 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7831 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7832 (m32r_trampoline_init): New.
7833 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7834 m32r_trampoline_init.
7836 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7837 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7838 make static; update for hook parameters.
7839 * config/m68hc11/m68hc11-protos.h: Update.
7840 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7842 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7843 (TARGET_TRAMPOLINE_INIT): New.
7844 (mcore_function_value): Fix typo.
7845 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7846 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7847 to mcore_asm_trampoline_template.
7848 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7850 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7851 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7852 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7853 update for hook parameters.
7854 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7856 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7857 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7858 mips_trampoline_init): New.
7859 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7860 mips_asm_trampoline_template.
7861 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7862 update for hook parameters.
7864 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7865 (TARGET_TRAMPOLINE_INIT): New.
7866 (mmix_trampoline_size): Remove.
7867 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7868 make static. Remove out-of-date tetra vs octa comment.
7869 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7870 make static; update for hook parameters.
7871 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7872 (INITIALIZE_TRAMPOLINE): Remove.
7873 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7874 (TRAMPOLINE_ALIGNMENT): New.
7875 * gcc/config/mmix/mmix-protos.h: Update.
7877 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7878 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7879 mn10300_trampoline_init): New.
7880 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7881 mn10300_asm_trampoline_template.
7882 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7884 * config/moxie/moxie.c (moxie_static_chain,
7885 moxie_asm_trampoline_template, moxie_trampoline_init,
7886 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7887 TARGET_TRAMPOLINE_INIT): New.
7888 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7889 moxie_trampoline_init.
7890 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7891 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7893 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7894 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7895 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7896 pa_trampoline_adjust_address): New.
7897 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7898 pa_asm_trampoline_template.
7899 (TRAMPOLINE_ALIGNMENT): New.
7900 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7901 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7902 adjust for hook parameters.
7903 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7905 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7906 (TARGET_TRAMPOLINE_INIT): New.
7907 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7908 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7910 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7912 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7913 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7914 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7915 make static; adjust parameters for the hook.
7916 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7918 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7919 s390_trampoline_template; make static.
7920 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7921 make static; adjust for target hook.
7922 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7923 * config/s390/s390-protos.h: Remove trampoline decls.
7924 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7925 (TRAMPOLINE_TEMPLATE): Remove.
7926 (TRAMPOLINE_ALIGNMENT): New.
7928 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7929 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7930 (TARGET_TRAMPOLINE_INIT): New.
7931 (score_asm_trampoline_template): New.
7932 (score_trampoline_init): Rename from score_initialize_trampoline;
7933 make static; adjust for hook parameters.
7934 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7935 score[37]_asm_trampoline_template.
7936 (INITIALIZE_TRAMPOLINE): Remove.
7937 * config/score/score3.c (score3_asm_trampoline_template): New.
7938 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7939 adjust for target hook.
7940 * config/score/score7.c (score7_asm_trampoline_template): New.
7941 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7942 adjust for target hook.
7943 * config/score/score3.h, config/score/score7.h: Update.
7945 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7946 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7947 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7948 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7949 make static; adjust for target hook parameters.
7950 (sh_trampoline_adjust_address): New.
7951 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7952 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7954 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7955 (sparc32_initialize_trampoline): Rename from
7956 sparc_initialize_trampoline; make static; replace tramp parameter
7957 with m_tramp and update memory accesses.
7958 (sparc64_initialize_trampoline): Similarly.
7959 (sparc_trampoline_init): New.
7960 * config/sparc/sparc-protos.h: Remove trampoline decls.
7961 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7962 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7964 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7965 (array_to_constant): Make ARR parameter const.
7966 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7967 make static; update for hook parameters.
7968 * config/spu/spu-protos.h: Update decls.
7969 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7971 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7972 from xstormy16_initialize_trampoline; make static; update for
7974 (TARGET_TRAMPOLINE_INIT): New.
7975 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7977 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7978 (TARGET_TRAMPOLINE_INIT): New.
7979 (v850_can_eliminate): Make static.
7980 (v850_asm_trampoline_template, v850_trampoline_init): New.
7981 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7982 v850_asm_trampoline_template.
7983 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7984 and adjust for target hook parameters.
7986 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7987 (TARGET_TRAMPOLINE_INIT): New.
7988 (vax_asm_trampoline_template, vax_trampoline_init): New.
7989 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7990 vax_asm_trampoline_template.
7991 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7993 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7994 (TARGET_TRAMPOLINE_INIT): New.
7995 (xtensa_asm_trampoline_template): Rename from
7996 xtensa_trampoline_template; make static.
7997 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7998 make static; update for hook parameters.
7999 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8000 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8001 (INITIALIZE_TRAMPOLINE): Remove.
8003 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8004 error for nested functions with regparm=3.
8005 (ix86_compute_frame_layout): Adjust frame pointer offset for
8006 ix86_static_chain_on_stack.
8007 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8008 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8009 don't reset to UNITS_PER_WORD.
8010 (ix86_emit_leave): Adjust ix86_cfa_state.
8011 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8012 (ix86_static_chain): New.
8013 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8014 make static; update for target hook parameters; use ix86_static_chain.
8015 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8016 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8017 (INITIALIZE_TRAMPOLINE): Remove.
8018 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8019 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8020 to the end. Add static_chain_on_stack.
8021 (ix86_static_chain_on_stack): New.
8023 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8024 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8025 (m68k_trampoline_init): New.
8026 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8027 m68k_trampoline_init and adjust for hook parameters.
8028 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8029 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8031 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8033 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8034 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8036 * reload1.c (reload): Call wrap_constant when substituting
8037 reg for equiv inside of DEBUG_INSNs.
8040 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8041 add_call_src_coords_attributes, add_high_low_attributes,
8042 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8043 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8044 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8045 when -gdwarf-2 -gstrict-dwarf.
8046 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8047 -gdwarf-[23] -gstrict-dwarf.
8048 (address_of_int_loc_descriptor, loc_descriptor,
8049 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8050 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8051 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8053 2009-09-22 Richard Guenther <rguenther@suse.de>
8055 PR tree-optimization/41428
8056 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8057 (ccp_finalize): Pass it to substitute_and_fold.
8059 2009-09-22 Richard Guenther <rguenther@suse.de>
8061 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8062 (substitute_and_fold): Adjust prototype.
8063 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8064 (simplify_stmt_using_ranges): Likewise.
8065 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8066 (vrp_fold_stmt): New function.
8067 (vrp_finalize): Pass it to substitute_and_fold.
8068 * tree-flow.h (vrp_evaluate_conditional): Remove.
8069 (simplify_stmt_using_ranges): Likewise.
8070 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8071 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8072 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8074 (fold_predicate_in): Move to tree-vrp.c.
8075 (substitute_and_fold): Use the callback instead of calling into
8076 tree-vrp.c functions directly.
8078 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8080 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8081 comparison warning on rs6000.
8084 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8085 GIMPLE_EH_MUST_NOT_THROW cleanup.
8086 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8088 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8091 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8092 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8093 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8094 libSystem which is derived from the gcc 4.2.1 unwinder.
8096 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8099 * varasm.c (default_encode_section_info): Copy TLS model into
8100 sym_ref flags regardless of backend support for TLS, for all
8101 model types except TLS_MODEL_EMULATED.
8103 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8106 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8107 we can handle it correctly.
8109 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8111 * doc/install.texi (os2): Remove section.
8113 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8115 * doc/standards.texi (Objective-C): Adjust two URLs.
8117 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8119 * tree-tailcall.c (process_assignment): Don't check if a
8120 multiplication or an addition are already present.
8121 (find_tail_calls): Combine multiple additions and multiplications.
8122 (adjust_accumulator_values): Emit accumulators.
8124 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8126 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8127 xmm register restore.
8129 2009-09-21 Jan Hubicka <jh@suse.cz>
8131 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8132 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8135 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8137 * stor-layout.c (layout_type): Remove obsolete code.
8139 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8142 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8144 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8147 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8148 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8149 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8150 * fold-const.c (const_binop): Likewise.
8151 * real.h (do_mpc_arg2): Update prototype.
8153 2009-09-20 Jan Hubicka <jh@suse.cz>
8155 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8156 (add_location_or_const_value_attribute): Rewrite using
8158 (tree_add_const_value_attribute): Return true if successful.
8159 (tree_add_const_value_attribute_for_decl): Likewise.
8161 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8162 (loc_descriptor): ... here;
8163 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8164 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8165 pool items that was not marked for output.
8166 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8167 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8168 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8169 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8170 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8171 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8172 DW_OP_stack_value to get address of items that are not available
8174 (dw_loc_list): Handle single element lists correctly.
8176 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8177 Pascal Obry <obry@adacore.com>
8179 * unwind-dw2-fde.c (classify_object_over_fdes):
8180 Cast the constant 1 to _Unwind_Ptr.
8181 (add_fdes): Likewise.
8182 (linear_search_fdes): Likewise.
8184 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8186 * stor-layout.c (set_sizetype): Avoid useless type copy.
8188 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8190 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8192 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8193 * configure, config.in: Regenerate.
8194 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8196 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8197 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8198 for global data if the output could be used in a shared library.
8199 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8200 to 0 if TARGET_WRITABLE_EH_FRAME.
8202 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8204 PR rtl-optimization/39886
8205 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8206 just when insn is equal to BB_END (bb).
8208 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8210 * config/mips/mips.opt (mrelax-pic-calls): New option.
8211 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8213 (mips_unspec_call): Change "unspec_call" expander into this.
8214 (mips_strip_unspec_call): New function.
8215 (mips_got_load): Call mips_unspec_call instead of
8216 gen_unspec_call<mode>.
8217 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8219 (mips_cfg_in_reorg): New function.
8220 (mips16_lay_out_constants): Use it to decide whether to call
8221 CFG-aware insn splitting.
8222 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8223 mips_reorg. Move DF set-up code from here ...
8224 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8226 (mips_reorg): Call mips_df_reorg instead of
8227 r10k_insert_cache_barriers. Move CFG set-up code here from
8228 r10k_insert_cache_barriers.
8229 (mips_call_expr_from_insn): New function.
8230 (mips_pic_call_symbol_from_set): Likewise.
8231 (mips_find_pic_call_symbol): Likewise.
8232 (mips_annotate_pic_call_expr): Likewise.
8233 (mips_get_pic_call_symbol): Likewise.
8234 (mips_annotate_pic_calls): Likewise.
8235 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8237 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8238 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8239 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8241 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8242 (unspec_call<mode>): Remove it.
8243 (sibcall_internal, sibcall_value_internal,
8244 sibcall_value_multiple_internal, call_internal, call_split,
8245 call_value_internal, call_value_split,
8246 call_value_multiple_internal, call_value_multiple_split): Pass
8247 SIZE_OPNO to MIPS_CALL.
8248 (call_internal_direct, call_direct_split,
8249 call_value_internal_direct, call_value_direct_split): Pass -1 as
8250 SIZE_OPNO to MIPS_CALL.
8251 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8252 * configure: Regenerate.
8253 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8254 and -mno-relax-pic-calls.
8255 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8257 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8260 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8261 in the directory this rule is called from, rather than the
8262 toplevel 'gcc' directory, to fix in-tree build.
8264 2009-09-19 Chris Demetriou <cgd@google.com>
8266 PR preprocessor/28435:
8267 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8268 to cpplib that the preprocessor output is needed.
8270 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8272 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8273 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8274 *return_and_restore_fpregs_<mode>,
8275 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8278 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8279 instead of assuming it has always a REG inside of it.
8281 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8283 * config/freebsd.h: Update comment on types.
8284 (WINT_TYPE): Define.
8286 2009-09-18 Jason Merrill <jason@redhat.com>
8288 * c.opt: Add -fno-deduce-init-list.
8290 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8292 * value-prof.c (interesting_stringop_to_profile_p): Added output
8293 argument to indicate which parameter is the size parameter.
8294 * value-prof.c (gimple_stringop_fixed_value): Use
8295 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8296 * value-prof.c (gimple_stringops_transform): Update call sites to
8297 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8299 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8302 From David Binderman <dcb314@hotmail.com>:
8303 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8304 local variable f. Remove stale comments.
8305 (ix86_compute_frame_layout): Remove useless local variable total_size.
8306 Remove #if 0'd code.
8307 (legitimate_address_p): Remove useless local variables
8308 reason_rtx and reason.
8309 (ix86_split_copysign_const): Remove useless local variable op1.
8310 (scale_counter): Remove useless local variable piece_size_mask.
8312 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8314 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8317 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8320 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8322 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8324 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8327 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8329 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8330 DW_OP_implicit_value even without dwarf_version 4.
8332 2009-09-17 Jan Hubicka <jh@suse.cz>
8334 * dwarf2out.c: Include tree-pass.h and gimple.h.
8335 (loc_list_plus_const): New function.
8336 (loc_descriptor_from_tree_1): Rename to ...
8337 (loc_descriptor_from_tree): ... remove original.
8338 (loc_list_from_tree): New function.
8339 (add_AT_location_description): Accept location list.
8340 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8341 (concatn_mem_loc_descriptor): Remove.
8342 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8344 (secname_for_decl): Move up.
8345 (hidden_reference_p): New function; break out from ...
8346 (loc_by_refernece): ... here; move up.
8347 (dw_loc_list): New function.
8348 (single_element_loc_list): New function.
8349 (single_element_loc_list_p): New function.
8350 (add_loc_descr_to_each): New function.
8351 (add_loc_list): New function.
8352 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8353 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8354 add diagnostics why expansion failed.
8355 (add_location_or_const_value_attribute): Support location lists.
8356 (add_bound_info): Likewise.
8357 (descr_info_loc): Update call of loc_descriptor_from_tree.
8358 (gen_variable_die): Work on location lists.
8359 * final.c (pass_final): Add dump file.
8360 * Makefile.in (dwarf2out.o): Add new dependencies.
8362 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8365 * real.c decimal_from_integer, decimal_integer_string): New.
8366 (real_from_integer): Use them as special case for decimal float.
8367 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8368 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8369 Do not append zero after the decimal point in string to convert.
8371 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8373 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8374 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8376 2009-09-17 Martin Jambor <mjambor@suse.cz>
8378 * common.opt (fipa-sra): New switch.
8379 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8380 * timevar.def (TV_IPA_SRA): New timevar.
8381 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8382 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8383 * tree-sra.c: Include cgraph.c.
8384 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8385 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8386 and grp_not_necessarilly_dereferenced.
8387 (func_param_count): New variable.
8388 (encountered_apply_args): New variable.
8389 (bb_dereferences): New variable.
8390 (final_bbs): New variable.
8391 (no_accesses_representant): New variable.
8392 (no_accesses_p): New function.
8393 (dump_access): Dump the new fields.
8394 (sra_initialize): Set encountered_apply_args to false.
8395 (get_ssa_base_param): New function.
8396 (mark_parm_dereference): New function.
8397 (create_access): Caring for INIDRECT_REFs and different handling of
8398 varialble length accesses in early IPA SRA. Store the stmt - a new
8399 parameter - to the new access.
8400 (build_access_from_expr_1): New parameter stmt, passed to
8401 create_access. Handle INDIRECT_REFs.
8402 (build_access_from_expr): Pass the current statement to
8403 build_access_from_expr_1.
8404 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8406 (build_accesses_from_assign): Pass the current statement to
8407 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8408 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8409 final_bbs when necessary. Check for calls to __builtin_apply_args.
8410 Fixup EH info if anythng was changed.
8411 (is_unused_scalar_param): New function.
8412 (ptr_parm_has_direct_uses): New function.
8413 (find_param_candidates): New function.
8414 (mark_maybe_modified): New function.
8415 (analyze_modified_params): New function.
8416 (propagate_dereference_distances): New function.
8417 (dump_dereferences_table): New function.
8418 (analyze_caller_dereference_legality): New function.
8419 (unmodified_by_ref_scalar_representative): New function.
8420 (splice_param_accesses): New function.
8421 (decide_one_param_reduction): New function.
8422 (enum ipa_splicing_result): New type.
8423 (splice_all_param_accesses): New function.
8424 (get_param_index): New function.
8425 (turn_representatives_into_adjustments): New function.
8426 (analyze_all_param_acesses): New function.
8427 (get_replaced_param_substitute): New function.
8428 (get_adjustment_for_base): New function.
8429 (replace_removed_params_ssa_names): New function.
8430 (sra_ipa_reset_debug_stmts): New function.
8431 (sra_ipa_modify_expr): New function.
8432 (sra_ipa_modify_assign): New function.
8433 (convert_callers): New function.
8434 (modify_function): New function.
8435 (ipa_sra_preliminary_function_checks): New function.
8436 (ipa_early_sra): New function.
8437 (ipa_early_sra_gate): New function.
8438 (pass_early_ipa_sra): New variable.
8439 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8441 2009-09-17 Michael Matz <matz@suse.de>
8444 * tree.c (build_type_attribute_qual_variant): Export.
8445 * tree.h (build_type_attribute_qual_variant): Declare.
8446 * tree-inline.c (remap_type_1): Use it to build variants with
8447 the original qualifiers and attributes.
8449 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8451 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8452 without a fallthrough edge.
8454 2009-09-16 DJ Delorie <dj@redhat.com>
8456 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8457 chip and ignore the "fast_interrupt" attribute if so.
8459 2009-09-16 Richard Henderson <rth@redhat.com>
8462 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8465 2009-09-16 Richard Henderson <rth@redhat.com>
8468 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8469 is set only if DECL_NO_STATIC_CHAIN is unset.
8470 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8471 (FOR_EACH_NEST_INFO): New.
8472 (walk_all_functions): Use it.
8473 (finalize_nesting_tree): Likewise.
8474 (unnest_nesting_tree): Likewise.
8475 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8476 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8477 (convert_gimple_call): Early out if gimple_call_chain already set.
8478 (convert_all_function_calls): Iterate until no new functions
8479 require a static chain.
8480 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8481 when building a trampoline. Use dump_function_to_file instead
8483 (lower_nested_functions): Open dump_file. Validate that decls
8484 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8485 bit reset by this pass.
8487 2009-09-16 Michael Matz <matz@suse.de>
8490 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8491 shorten decl_common_unused.
8492 (DECL_RESTRICTED_P): New accessor.
8493 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8494 to disambiguate marked decls and restrict pointers.
8496 2009-09-16 Richard Henderson <rth@redhat.com>
8499 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8501 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8503 * integrate.c (set_block_abstract_flags): Call
8504 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8506 2009-09-16 Richard Guenther <rguenther@suse.de>
8509 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8512 2009-09-16 DJ Delorie <dj@redhat.com>
8513 Kaz Kojima <kkojima@gcc.gnu.org>
8515 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8516 (sh_expand_prologue): Update calls to output_stack_adjust.
8517 (sh_expand_epilogue): Likewise.
8519 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8522 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8523 trying to limit the extent of searches in the insn stream.
8525 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8526 Jakub Jelinek <jakub@redhat.com>
8530 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8532 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8533 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8534 (rs6000_savres_strategy): Always save FP registers inline if the
8535 target doesn't support hardware double-precision. Set the above
8536 bits in return value when needed.
8537 (rs6000_savres_routine_sym): Fix computation for cache selector.
8538 Mark the generated symbol as a function. Rename exitp argument to
8539 lr. Move code for determining the name of the symbol...
8540 (rs6000_savres_routine_name): ...here. New function. Add cases for
8541 getting the names right on AIX and 64-bit Linux.
8542 (savres_routine_name): New variable.
8543 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8544 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8545 on what the target routine uses as a base register. If savep && lr
8546 describe saving of r0 into memory slot.
8547 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8548 line calls for AIX ABI.
8549 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8550 determine FP save/restore functions.
8551 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8552 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8554 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8555 Duplicate restoration of LR and execute the appropriate one
8556 depending on whether GPRs are being restored inline. Set r11 from
8557 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8558 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8559 Fix out of line calls for AIX ABI.
8560 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8562 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8564 (*restore_gpregs_spe): Likewise.
8565 (*return_and_restore_gpregs_spe): Likewise.
8566 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8567 Define to empty string unconditionally.
8568 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8569 Define to empty string unconditionally.
8570 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8573 2009-09-15 Jan Hubicka <jh@suse.cz>
8575 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8576 * params.def (inline-insns-auto): Likewise.
8578 2009-09-15 Martin Jambor <mjambor@suse.cz>
8580 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8581 individual statements only at TDF_DETAILS dump level. Format
8582 source for 80 characters per line.
8584 2009-09-15 Christian Bruel <christian.bruel@st.com>
8586 * regrename.c (do_replace): Update REG_DEAD notes.
8588 2009-09-15 Revital Eres <eres@il.ibm.com>
8590 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8591 * targhooks.c (default_builtin_support_vector_misalignment):
8592 New builtin function.
8593 * targhooks.h (default_builtin_support_vector_misalignment):
8595 * target.h (builtin_support_vector_misalignment):
8596 New field in struct gcc_target.
8597 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8598 new builtin function.
8599 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8601 * config/rs6000/rs6000.c
8602 (rs6000_builtin_support_vector_misalignment): New function.
8603 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8605 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8607 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8609 (bfin_optimize_loop): Likewise.
8610 (bfin_gen_bundles): Likewise.
8611 (workaround_speculation): Likewise.
8612 (find_load): Return NULL_RTX for debug_insn.
8614 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8616 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8619 2009-09-14 DJ Delorie <dj@redhat.com>
8621 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8622 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8625 2009-09-14 Richard Henderson <rth@redhat.com>
8626 Jakub Jelinek <jakub@redhat.com>
8628 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8629 * cfgbuild.c (make_edges): Handle asm goto.
8630 * cfglayout.c (fixup_reorder_chain): Likewise.
8631 * cfgrtl.c (patch_jump_insn): Likewise.
8632 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8633 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8634 (gimple_build_asm_vec): Add and use labels parameter.
8635 (gimple_build_asm): Remove.
8636 (walk_gimple_asm): Walk labels too.
8637 * gimple.def (GIMPLE_ASM): Update docs.
8638 * gimple.h: Update decls.
8639 (struct gimple_statement_asm): Change nc to use unsigned char;
8641 (gimple_asm_nlabels): New.
8642 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8643 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8644 into gimple_build_asm_vec.
8645 * jump.c (mark_jump_label_asm): New.
8646 (mark_jump_label): Use it.
8647 (redirect_jump_1): Handle asm goto.
8648 (invert_jump_1): Soft fail if X is null.
8649 * recog.c (extract_asm_operands): New.
8650 (asm_noperands): Use it; handle asm labels.
8651 (decode_asm_operands): Use extract_asm_operands.
8652 (asm_operand_ok): Properly handle empty string.
8653 * reg-stack.c (get_asm_operands_in_out): Rename from
8654 get_asm_operand_n_inputs; use extract_asm_operands; return both
8655 inputs and outputs by reference; update all callers.
8656 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8657 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8658 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8659 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8660 (extract_asm_operands): Declare.
8661 * stmt.c (expand_asm_operands): Add and use labels parameter.
8662 (check_unique_operand_names): Likewise.
8663 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8664 (expand_asm_stmt): Handle asm labels.
8665 * tree-cfg.c (make_gimple_asm_edges): New.
8666 (make_edges): Use it.
8667 (cleanup_dead_labels): Handle asm labels.
8668 (is_ctrl_altering_stmt): Likewise.
8669 (gimple_redirect_edge_and_branch): Likewise.
8670 * tree.def (ASM_EXPR): Add 5th operand.
8671 * tree.h (ASM_LABELS): New.
8672 (resolve_asm_operand_names): Update decl.
8674 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8675 (c_parser_asm_goto_operands): New.
8676 * c-tree.h (build_asm_expr): Update decl.
8677 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8678 * doc/extend.texi: Document asm goto.
8680 2009-09-14 Richard Henderson <rth@redhat.com>
8682 * except.h: Update declarations.
8683 (struct pointer_map_t): Forward declare.
8684 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8685 (struct eh_landing_pad_d, eh_landing_pad): New.
8686 (struct eh_catch_d, eh_catch): New.
8687 (struct eh_region_d): Remove next_region_sharing_label, aka,
8688 label, tree_label, landing_pad, post_landing_pad, resume,
8689 may_contain_throw. Rename region_number to index. Remove
8690 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8691 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8692 (VEC(eh_landing_pad,gc)): New.
8693 (struct eh_status): Remove last_region_number. Add lp_array,
8694 throw_stmt_table, ttype_data, ehspec_data.
8695 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8696 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8697 * except.c (lang_protect_cleanup_actions): Return tree.
8698 (struct ehl_map_entry): Remove.
8699 (init_eh_for_function): Push zero entries for region and lp_array.
8700 (gen_eh_region): Add to region_array immediately.
8701 (gen_eh_region_catch): Operate on eh_catch objects.
8702 (gen_eh_landing_pad): New.
8703 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8704 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8705 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8706 (get_eh_landing_pad_from_number_fn): New.
8707 (get_eh_landing_pad_from_number): New.
8708 (get_eh_region_from_lp_number_fn): New.
8709 (get_eh_region_from_lp_number): New.
8710 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8711 (get_exception_pointer, get_exception_filter): Remove.
8712 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8713 (current_function_has_exception_handlers): Simplify.
8714 (bring_to_root, eh_region_replaceable_by_p): Remove.
8715 (replace_region, hash_type_list, hash_eh_region): Remove.
8716 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8717 (label_to_region_map, num_eh_regions): Remove.
8718 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8719 (find_exception_handler_labels): Remove.
8720 (duplicate_eh_regions_0, find_prev_try): Remove.
8721 (struct duplicate_eh_regions_data): New.
8722 (duplicate_eh_regions_1): Rewrite.
8723 (duplicate_eh_regions): Return a pointer map instead of an
8725 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8726 (redirect_eh_edge_to_label): Remove.
8727 (eh_region_outermost): Rewrite using eh_region pointers
8728 instead of integers.
8729 (add_ttypes_entry): Update for ttype_data move to eh_status.
8730 (add_ehspec_entry): Rewrite with VEC instead of varray.
8731 (assign_filter_values): Likewise. Export.
8732 (build_post_landing_pads, connect_post_landing_pads): Remove.
8733 (dw2_build_landing_pads): Rewrite to use lp_array.
8734 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8735 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8736 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8737 (sjlj_mark_call_sites): Update for landing pad numbers.
8738 (finish_eh_generation): Rewrite.
8739 (gate_handle_eh): Do nothing for no eh tree.
8740 (pass_rtl_eh): Move up near finish_eh_generation.
8741 (remove_eh_landing_pad): New.
8742 (remove_eh_handler): Export.
8743 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8744 (for_each_eh_label): Rewrite to use lp_array.
8745 (make_reg_eh_region_note): New.
8746 (make_reg_eh_region_note_nothrow_nononlocal): New.
8747 (insn_could_throw_p): New.
8748 (copy_reg_eh_region_note_forward): New.
8749 (copy_reg_eh_region_note_backward): New.
8750 (check_handled, add_reachable_handler): Remove.
8751 (reachable_next_level, foreach_reachable_handler): Remove.
8752 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8753 (get_eh_region_and_lp_from_rtx): New.
8754 (get_eh_region_from_rtx): New.
8755 (can_throw_internal_1, can_throw_external_1): Remove.
8756 (can_throw_internal): Use get_eh_region_from_rtx.
8757 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8758 (insn_nothrow_p, can_nonlocal_goto): New.
8759 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8760 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8761 (add_action_record): Use VEC not varray.
8762 (collect_one_action_chain): Update for eh_region changes.
8763 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8764 Use get_eh_region_and_lp_from_rtx.
8765 (gate_convert_to_eh_region_ranges): New.
8766 (pass_convert_to_eh_region_ranges): Use it.
8767 (push_uleb128, push_sleb128): Use VEC not varray.
8768 (output_one_function_exception_table): Likewise.
8769 (dump_eh_tree): Update for eh_region changes.
8770 (verify_eh_tree): Likewise.
8771 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8772 * tree-eh.c: Include target.h.
8773 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8774 Don't disallow GIMPLE_RESX; adjust argument check.
8775 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8776 (record_stmt_eh_region): Update for landing pad numbers;
8777 generate a landing pad if necessary.
8778 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8779 (remove_stmt_from_eh_lp_fn): Similarly.
8780 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8781 Update for lp numbers; don't special case missing throw_stmt_table.
8782 (lookup_expr_eh_lp): Similarly.
8783 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8784 (eh_seq, eh_region_may_contain_throw): New.
8785 (struct leh_state): Add ehp_region.
8786 (struct leh_tf_state): Remove eh_label.
8787 (emit_post_landing_pad): New.
8788 (emit_resx, emit_eh_dispatch): New.
8789 (note_eh_region_may_contain_throw): New.
8790 (frob_into_branch_around): Take eh_region not eh label;
8791 emit eh code into eh_seq.
8792 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8793 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8794 lower_eh_must_not_throw. Emit code to eh_seq.
8795 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8796 (lower_try_finally_onedest): Likewise.
8797 (lower_try_finally_copy): Likewise.
8798 (lower_try_finally_switch): Likewise.
8799 (lower_try_finally): Initialize ehp_region.
8800 (lower_catch): Update for eh_catch objects.
8801 (lower_eh_filter): Don't handle must_not_throw.
8802 (lower_eh_must_not_throw): New.
8803 (lower_cleanup): Don't set eh_label.
8804 (lower_eh_constructs_2): Resolve eh builtins.
8805 Handle GIMPLE_EH_MUST_NOT_THROW.
8806 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8807 Add eh_seq to the end of the function body.
8808 (make_eh_dispatch_edges): New.
8809 (make_eh_edge): Remove.
8810 (make_eh_edges): Simplify for landing pads.
8811 (redirect_eh_edge_1): New.
8812 (redirect_eh_edge): Use it.
8813 (redirect_eh_dispatch_edge): New.
8814 (stmt_could_throw_p): Use a switch. Allow RESX.
8815 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8816 (stmt_can_throw_internal): Likewise.
8817 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8818 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8819 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8820 (gate_refactor_eh): New.
8821 (pass_refactor_eh): Use it.
8822 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8823 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8824 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8825 (remove_unreachable_handlers): Rename from
8826 tree_remove_unreachable_handlers; rewrite for landing pads;
8827 call remove_eh_handler directly.
8828 (remove_unreachable_handlers_no_lp): New.
8829 (unsplit_eh, unsplit_all_eh): New.
8830 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8831 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8832 (cleanup_empty_eh_unsplit): New.
8833 (cleanup_empty_eh): Rewrite.
8834 (cleanup_all_empty_eh): New.
8835 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8836 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8837 (gate_cleanup_eh): New.
8838 (pass_cleanup_eh): Use it.
8839 (verify_eh_edges): Move later in file. Expect one EH edge.
8840 (verify_eh_dispatch_edge): New.
8842 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8843 (gtype-desc.o): Add TARGET_H.
8844 (tree.o): Use EXCEPT_H, not except.h.
8845 (cfgbuild.o): Add EXPR_H.
8846 (GTFILES): Add vecprim.h.
8847 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8848 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8849 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8850 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8851 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8852 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8853 calls to can_throw_internal.
8854 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8855 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8856 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8857 (expand_gimple_stmt): Use make_reg_eh_region_note.
8858 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8859 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8860 or find_exception_handler_labels.
8861 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8862 there is exacly one EH edge. Use can_nonlocal_goto and
8864 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8865 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8866 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8867 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8868 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8869 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8870 * dse.c (scan_insn): Use insn_could_throw_p.
8871 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8872 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8873 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8874 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8875 EXC_PTR_EXPR or FILTER_EXPR.
8876 (tree_expr_nonzero_warnv_p): Likewise.
8877 * function.h: Include vecprim.h, not varray.h
8878 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8879 move ttype_data and ehspec_data members to struct eh_status; change
8880 action_record_data member to a VEC.
8881 * gcse.c (hash_scan_set): Use can_throw_internal.
8882 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8883 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8884 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8885 (block_may_fallthru): Don't handle RESX_EXPR.
8886 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8887 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8888 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8889 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8890 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8891 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8892 (gimple_size): Likewise.
8893 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8894 (gimple_build_resx): Use gimple_build_with_ops.
8895 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8896 (is_gimple_val): Likewise.
8897 (is_gimple_stmt): Remove RESX_EXPR.
8898 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8899 (GIMPLE_RESX): Reorder with other EH constructs.
8900 * gimple.h (struct gimple_statement_eh_mnt): New.
8901 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8902 (gimple_eh_filter_must_not_throw): Remove.
8903 (gimple_eh_filter_set_must_not_throw): Remove.
8904 (gimple_eh_must_not_throw_fndecl): New.
8905 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8906 (is_gimple_resx): New.
8907 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8908 Don't copy EH_FILTER_MUST_NOT_THROW.
8909 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8910 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8911 handle must_not_throw_labels specially.
8912 * ipa-pure-const.c (check_call): Update debug statement for LP.
8913 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8914 * ipa-utils.c (get_base_var): Likewise.
8915 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8916 * lower-subreg.c (move_eh_region_note): Remove.
8917 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8918 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8919 (create_task_copyfn): Likewise.
8920 (maybe_catch_exception): Use gimple_build_eh_filter.
8921 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8922 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8923 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8924 and pass_lower_resx.
8925 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8926 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8927 can_throw_internal, can_nonlocal_goto.
8928 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8929 copy_reg_eh_region_note_forward.
8930 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8931 (emit_output_reload_insns): Likewise.
8932 (copy_eh_notes): Remove.
8933 * rtl.def (RESX): Remove.
8934 * rtl.h: Update declarations.
8935 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8936 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8937 (update_eh_label): Remove.
8938 (cleanup_dead_labels_eh): New.
8939 (cleanup_deal_labels): Use it instead of update_eh_label.
8940 (gimple_merge_blocks): Update landing pad data structure when
8941 removing a landing pad label.
8942 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8943 test; handle GIMPLE_EH_MUST_NOT_THROW.
8944 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8945 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8946 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8947 (verify_stmt): Likewise. Verify landing pads.
8948 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8949 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8950 (struct move_stmt_d): Add eh_map.
8951 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8952 (move_stmt_r): Remap eh region numbers in builtin calls,
8953 resx and eh_dispatch.
8954 (move_block_to_fn): Remove eh_offset parameter. Use
8955 maybe_duplicate_eh_stmt_fn.
8956 (find_outermost_region_in_block): Operate on eh_region pointers
8957 instead of region numbers.
8958 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8959 duplicate_eh_regions.
8960 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8961 test earlier. Disallow EH landing pads.
8962 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8963 * tree-flow.h: Update declarations.
8964 (struct tree_ann_common_d): Replace rn with lp_nr.
8965 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8966 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8967 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8968 resx and eh_dispatch.
8969 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8970 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8971 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8972 from duplicate_eh_regions.
8973 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8974 update RESX; handle EH_DISPATCH.
8975 (expand_call_inline): Set eh_lp_nr, not eh_region.
8976 (maybe_inline_call_in_expr): Likewise.
8977 * tree-inline.h (struct copy_body_data): Replace eh_region with
8978 eh_lp_nr, eh_region_offset with eh_map.
8979 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8980 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8981 * tree-pretty-print.c (dump_generic_node): Don't handle
8982 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8983 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8984 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8985 EXC_PTR_EXPR, FILTER_EXPR.
8986 * tree-ssa-operands.c (get_expr_operands): Likewise.
8987 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8988 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8989 (ao_ref_init_from_vn_reference): Likewise.
8990 * tree-ssa-sink.c (statement_sink_location): Likewise.
8991 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8992 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8993 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8994 EXC_PTR_EXPR, FILTER_EXPR.
8995 (is_exception_related): Remove.
8996 (compute_avail): Don't call it.
8997 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8998 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8999 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9000 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9002 (build_resx): Remove.
9003 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9004 * tree.h: Update declarations.
9005 (EH_FILTER_MUST_NOT_THROW): Remove.
9006 (struct tree_label_decl): Add eh_landing_pad_nr.
9007 (EH_LANDING_PAD_NR): New.
9008 * value-prof.c (gimple_ic): Tidy variable names. Update for
9009 landing pad numbers.
9010 (gimple_stringop_fixed_value): Tidy variable names. Assert
9011 that neither call stmt can throw.
9012 * vecprim.h (uchar): New.
9013 (VEC(uchar,heap), VEC(uchar,gc)): New.
9015 * c-common.c (c_define_builtins): Update call to
9016 build_common_builtin_nodes.
9017 * c-parser.c (c_parse_file): Don't call
9018 default_init_unwind_resume_libfunc.
9020 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9022 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9023 (mips_cprestore_address_p): Likewise.
9024 (mips_save_gp_to_cprestore_slot): Likewise.
9025 (mips_restore_gp): Rename to...
9026 (mips_restore_gp_from_cprestore_slot): ...this.
9027 (mips_must_initialize_gp_p): Declare.
9028 (mips_emit_save_slot_move): Likewise.
9029 (mips_output_load_label): Return nothing.
9030 (mips_eh_uses): Declare.
9031 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9032 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9033 (TARGET_ABSOLUTE_JUMPS): Likewise.
9034 (EH_USES): Likewise.
9035 (FIRST_PSEUDO_REGISTER): Update comment.
9036 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9037 (MIPS_CALL): ...here.
9038 (REGISTER_NAMES): Add $cprestore.
9039 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9040 Add load_label_length, has_inflexible_gp_insn_p,
9041 has_flexible_gp_insn_p, must_initialize_gp_p and
9042 must_restore_gp_when_clobbered_p.
9043 (mips_expand_call): Don't generate split instructions here.
9044 (mips_split_call): Update the call to mips_restore_gp after
9045 the above name change.
9046 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9047 (mips_find_gp_ref): New function.
9048 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9049 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9050 (mips_insn_has_flexible_gp_ref_p): Likewise.
9051 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9052 (mips_function_has_gp_insn): Delete.
9053 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9054 Use the new functions above. Only return INVALID_REGNUM
9055 for TARGET_ABSOLUTE_JUMPS.
9056 (mips_must_initialize_gp_p): New function.
9057 (mips_get_cprestore_base_and_offset): New function, extracted from...
9058 (mips_cprestore_slot): ...here. Take a bool parameter.
9059 (mips_cfun_has_cprestore_slot_p): New function.
9060 (mips_cprestore_address_p): Likewise.
9061 (mips_save_gp_to_cprestore_slot): Likewise.
9062 (mips_restore_gp): Rename to...
9063 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9064 epilogue_completed. Update the call to mips_cprestore_slot.
9065 Test cfun->machine->must_restore_gp_when_clobbered_p.
9066 (mips_direct_save_slot_move_p): New function.
9067 (mips_emit_save_slot_move): Likewise.
9068 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9069 of cfun->machine->global_pointer.
9070 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9071 (mips_save_reg): Use mips_emit_save_slot_move.
9072 (mips_expand_prologue): Set must_initialize_gp_p.
9073 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9074 for all cprestore saves. Emit a use_cprestore instruction after
9075 setting up the cprestore slot.
9076 (mips_restore_reg): Use mips_emit_save_slot_move.
9077 (mips_process_load_label): New function.
9078 (mips_load_label_length): Likewise.
9079 (mips_output_load_label): Don't return asm: output it here instead.
9080 Use mips_process_load_label.
9081 (mips_adjust_insn_length): Adjust the length of branch instructions
9082 that have length MAX_PIC_BRANCH_LENGTH.
9083 (mips_output_conditional_branch): Update the call to
9084 mips_output_load_label. Assume the branch target is OPERANDS[0]
9085 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9086 (mips_output_order_conditional_branch): Swap the meaning of
9087 OPERANDS[0] and OPERANDS[1].
9088 (mips_variable_issue): Don't count ghost instructions.
9089 (mips_expand_ghost_gp_insns): New function.
9090 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9091 (mips_output_mi_thunk): Set must_initialize_gp_p.
9092 (mips_eh_uses): New function.
9093 * config/mips/predicates.md (cprestore_save_slot_operand)
9094 (cprestore_load_slot_operand): New predicates.
9095 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9096 (UNSPEC_MOVE_GP): Likewise.
9097 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9098 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9099 (CPRESTORE_SLOT_REGNUM): New register.
9100 (MAX_PIC_BRANCH_LENGTH): New constant.
9101 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9102 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9103 branches. Fix commentary.
9104 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9105 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9106 Change type to "ghost".
9107 (loadgp_absolute_<mode>): Likewise.
9108 (loadgp_rtp_<mode>): Likewise.
9109 (copygp_mips16): Likewise.
9110 (loadgp_blockage): Remove redundant mode attribute.
9111 (potential_cprestore): New instruction.
9112 (cprestore): Turn into an unspec set.
9113 (use_cprestore): New instruction.
9114 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9115 (*branch_fp_inverted): Likewise.
9116 (*branch_order<mode>): Likewise.
9117 (*branch_order<mode>_inverted): Likewise.
9118 (*branch_equality<mode>): Likewise.
9119 (*branch_equality<mode>_inverted): Likewise.
9120 (*branch_bit<bbv><mode>): Likewise.
9121 (*branch_bit<bbv><mode>_inverted): Likewise.
9122 (*branch_equality<mode>_mips16): Remove redundant mode.
9123 (jump): Turn into a define_expand.
9124 (*jump_absolute): New instruction.
9125 (*jump_pic): Likewise.
9126 (*jump_mips16): Rename previously-unnamed pattern. Remove
9127 redundant mode attribute.
9128 (restore_gp): Split on epilogue_completed rather than
9129 reload_completed. Change type to "ghost".
9130 (move_gp<mode>): New instruction.
9131 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9132 Remove redundant mode attribute.
9133 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9134 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9135 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9137 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9140 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9141 are returned in the same register (vs34 or v2) that Altivec vector
9142 types are returned in.
9143 (rs6000_libcall_value): Ditto.
9146 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9147 instead of explicit addsi3/adddi3 calls.
9148 (rs6000_split_multireg_move): Ditto.
9149 (rs6000_emit_allocate_stack): Ditto.
9150 (rs6000_emit_prologue): Ditto.
9151 (rs6000_output_mi_thunk): Ditto.
9153 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9154 size is 64 bits if we can use 64-bit registers.
9156 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9158 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9161 From Jie Zhang <jie.zhang@analog.com>:
9162 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9163 save FP and RETS with saveall attribute.
9164 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9165 with saveall attribute.
9167 * config/bfin/bfin.c (bfin_expand_builtin,
9168 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9171 From Jie Zhang <jie.zhang@analog.com>:
9172 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9173 before use in two places.
9174 * config/bfin/bfin.md (AREG): Define mode iterator.
9175 (reload_in, reload_out): Use mode iterator AREG.
9177 2009-09-14 Richard Guenther <rguenther@suse.de>
9180 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9181 EH personality path.
9183 2009-09-13 Richard Guenther <rguenther@suse.de>
9184 Rafael Avila de Espindola <espindola@google.com>
9186 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9187 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9188 (LANG_HOOKS_INITIALIZER): Adjust.
9189 (lhd_pass_through_t): Declare.
9190 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9192 * langhooks.c (lhd_pass_through_t): New function.
9193 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9194 dwarf2out_begin_prologue): Use personality from current_function_decl.
9195 * expr.h (get_personality_function): Declare.
9196 * expr.c (get_personality_function): New function.
9197 (build_personality_function): Likewise.
9198 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9199 (eh_personality_libfunc): Remove.
9200 * optabs.c (build_libfunc_function): New function split out from ...
9201 (init_one_libfunc): ... here.
9202 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9203 (tree_function_decl): Add personality.
9204 (lhd_gcc_personality): Declare.
9205 (build_personality_function): Likewise.
9206 * tree.c (gcc_eh_personality_decl): New.
9207 (lhd_gcc_personality): New function.
9208 * except.h (lang_eh_runtime_type): Remove.
9209 (enum eh_personality_kind): New.
9210 (build_personality_function): Declare.
9211 (function_needs_eh_personality): Declare.
9212 * except.c (lang_eh_runtime_type): Remove.
9213 (function_needs_eh_personality): New function.
9214 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9215 (sjlj_emit_function_enter, output_function_exception_table):
9216 Use personality from current_function_decl.
9217 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9218 * tree-inline.c (tree_can_inline_p): Do not inline across different
9220 (expand_call_inline): Likewise. Adjust the callers EH personality.
9221 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9222 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9223 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9224 (c-parser.o): Likewise
9225 * c-tree.h (c_eh_initialized_p): Remove.
9226 (c_maybe_initialize_eh): Likewise.
9227 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9228 (finish_decl): Don't call c_maybe_initialize_eh.
9229 (c_eh_initialized_p): Remove.
9230 (c_maybe_initialize_eh): Likewise.
9231 * c-parser.c (c_parser_omp_construct): Likewise.
9232 (c_parse_file): Initialize exception handling.
9234 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9236 * config.gcc (tm_file): Remove i386/biarch32.h
9237 for i?86-w64-mingw* case.
9238 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9240 * config.host: Set for x64 mingw the option
9241 use_long_long_for_widest_fast_int to yes.
9243 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9245 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9246 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9247 (dbxout_begin_function): Likewise.
9248 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9249 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9250 set on the function.
9251 (final_end_function): Likewise.
9252 (final_scan_insn): Likewise.
9253 (rest_of_handle_final): Likewise.
9254 * varasm.c (assemble_start_function): Likewise.
9255 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9257 2009-09-12 Jason Merrill <jason@redhat.com>
9259 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9260 * opts.c (common_handle_option): constify.
9262 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9264 * doc/install.texi (avr): Remove obsolete reference site.
9266 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9268 * doc/install.texi (Binaries): Adjust AIX link.
9270 2009-09-12 Akim Demaille <demaille@gostai.com>
9272 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9273 Use an imperative sentence.
9275 2009-09-11 Richard Henderson <rth@redhat.com>
9277 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9278 structure-name and has-tree-operands arguments; update all entries.
9279 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9281 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9282 (gsstruct_code_size): New.
9283 (gss_for_code_): New.
9284 (gss_for_code): Remove.
9285 (gimple_size): Rewrite using gsstruct_code_size.
9286 (gimple_statement_structure): Move to gimple.h.
9287 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9288 (gss_for_code, gimple_statement_structure): New.
9289 (gimple_ops): Use new arrays; tidy.
9291 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9293 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9294 operand to be a PLUS expression.
9295 * config/pa/pa.c (pa_secondary_reload): Likewise.
9297 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9299 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9301 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9304 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9306 From Jie Zhang <jie.zhang@analog.com>:
9307 * doc/extend.texi (node Function Attributes): Document l2
9309 (node Blackfin Variable Attributes): Document l2 variable attributes.
9311 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9313 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9314 to match the system compiler's configuration at inflection point.
9315 Add comment to remark a remaining difference with system compiler.
9317 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9318 * configure: Regenerate.
9320 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9322 From Jie Zhang <jie.zhang@analog.com>:
9323 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9324 (bfin_handle_l2_attribute): New.
9325 (bfin_attribute_table): Add l2 attribute.
9327 2009-09-11 Michael Matz <matz@suse.de>
9330 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9331 on the local_decls list.
9333 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9337 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9339 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9340 for VALUEs, to implement the documented interface.
9341 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9342 Adjust for VALUEs and anything else, to implement the
9343 documented interface.
9345 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9347 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9348 with actual SPE/paired vector modes before using 64-bit alignment.
9349 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9351 2009-09-10 DJ Delorie <dj@redhat.com>
9353 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9356 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9357 * config/mep/mep.c (mep_legitimate_constant_p): New.
9358 * config/mep/mep-protos.h: Prototype it.
9360 2009-09-10 Richard Henderson <rth@redhat.com>
9362 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9364 2009-09-10 Jason Merrill <jason@redhat.com>
9366 * tree.c (chain_index): New fn.
9367 * tree.h: Declare it.
9369 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9371 * config/sol2-c.c (cmn_err_length_specs): Initialize
9372 scalar_identity_flag.
9374 2009-09-10 Richard Henderson <rth@redhat.com>
9376 * tree.h (struct tree_decl_common): Move align member earlier;
9377 move label_decl_uid member ...
9378 (struct tree_label_decl): ... here.
9379 (LABEL_DECL_UID): Update to match.
9381 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9384 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9385 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9387 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9388 dest_prev if the edge is complex.
9390 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9392 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9393 loop latch tests earlier.
9395 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9396 before GIMPLE_RETURN, not after its predecessor; insert
9399 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9400 gimple_seq_empty_p to test for no PHI nodes.
9401 * tree-cfg.c (split_critical_edges): Likewise.
9403 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9405 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9407 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9408 introduced by the VTA branch merge.
9410 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9412 * ira-conflicts.c: Use fputs or putc instead of fprintf
9416 * tree-switch-conversion.c: Ditto.
9418 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9420 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9421 introduced by the VTA branch merge.
9423 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9426 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9428 PR rtl-optimization/39779
9429 * expr.c (convert_modes): Return when mode == oldmode after
9430 CONST_INTs are processed.
9432 2009-09-10 Nick Clifton <nickc@redhat.com>
9434 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9435 attribute and referring decl when creating renamed symbol.
9437 2009-09-10 Richard Guenther <rguenther@suse.de>
9440 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9442 (cgraph_finalize_compilation_unit): Compute reachability
9443 before emitting thunks. Properly process aliases before
9444 possibly removing unreachable nodes.
9446 2009-09-10 Richard Guenther <rguenther@suse.de>
9449 * tree.c (struct free_lang_data_d): Add worklist member.
9450 (find_decls_types_r): Push onto the worklist instead of recursing.
9451 Handle TREE_BINFOs properly.
9452 (find_decls_types): New function wrapped around find_decls_types_r
9453 to process the worklist.
9454 (find_decls_types_in_eh_region): Use it.
9455 (find_decls_types_in_node): Likewise.
9456 (find_decls_types_in_var): Likewise.
9457 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9458 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9459 (AGGREGATE_TYPE_P): Adjust.
9461 2009-09-09 Jason Merrill <jason@redhat.com>
9463 * configure.ac: Check glibc version even if we have an in-tree
9466 2009-09-09 Anthony Green <green@moxielogic.com>
9468 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9469 the constant 0 when appropriate.
9470 * config/moxie/constraints.md: Add constraint O.
9472 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9473 to pass up to 6 32-bit argument values in registers.
9474 (moxie_function_arg): Ditto.
9475 (moxie_arg_partial_bytes): Ditto.
9476 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9477 (REG_PARM_STACK_SPACE): Ditto.
9478 (FUNCTION_ARG_REGNO_P): Ditto.
9480 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9481 instruction to allocate stack space.
9483 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9485 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9486 unnecessarily stringent constraints. Fix address
9487 calculation in the splitters.
9489 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9491 PR rtl-optimization/39779
9492 * expr.c (convert_modes): Return when mode == oldmode after
9493 CONST_INTs are processed.
9495 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9498 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9499 (ix86_expand_prologue): Take frame.padding0 into logic of
9501 (ix86_expand_epilogue): Likewise.
9503 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9505 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9507 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9508 * config/t-slibgcc-libgcc: New file.
9509 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9511 2009-09-09 Martin Jambor <mjambor@suse.cz>
9513 PR tree-optimization/41089
9514 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9517 2009-09-09 Richard Henderson <rth@redhat.com>
9519 * gimple.h (CASE_GIMPLE_OMP): New.
9520 (is_gimple_omp): Use it.
9521 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9522 (verify_gimple_debug): Likewise.
9524 2009-09-09 Richard Guenther <rguenther@suse.de>
9526 PR tree-optimization/41101
9527 * tree-ssa-pre.c (maximal_set): Remove.
9528 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9529 Defer all blocks we didn't visit at least one successor.
9530 (add_to_exp_gen): Do not add to the maximal set.
9531 (make_values_for_phi): Likewise.
9532 (compute_avail): Likewise.
9533 (init_pre): Do not allocate the maximal set.
9534 (execute_pre): Do not dump it.
9536 2009-09-09 Martin Jambor <mjambor@suse.cz>
9538 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9539 an SSA_NAME rather than a is_gimple_variable.
9541 2009-09-09 Richard Guenther <rguenther@suse.de>
9544 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9545 code dealing with plain pointer bases.
9546 (maybe_fold_offset_to_reference): Likewise.
9547 (maybe_fold_stmt_addition): Adjust.
9549 2009-09-09 Richard Guenther <rguenther@suse.de>
9551 * tree.c (free_lang_data_in_type): Do not free the type variant
9553 (free_lang_data): Merge char_type_node with its properly signed
9555 (pass_ipa_free): Collect after freeing language specific data.
9557 2009-09-09 Michael Matz <matz@suse.de>
9560 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9561 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9562 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9565 2009-09-08 DJ Delorie <dj@redhat.com>
9567 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9569 2009-09-04 Jason Merrill <jason@redhat.com>
9571 * tree.c (tree_find_value): Remove.
9572 * tree.h: Remove prototype.
9573 * varasm.c (assemble_external): Use value_member instead.
9575 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9577 * toplev.c (process_options): Choose default debugging type when
9578 gtoggle enables debug info and type is unset.
9580 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9584 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9587 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9589 * configure: Rebuilt with modified libtool.m4.
9591 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9596 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9598 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9600 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9601 (remove_statement): Likewise.
9602 (rewrite_use_nonlinear_expr): Adjust.
9603 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9604 * tree-ssa.c (release_defs_bitset): ... this. New.
9605 * tree-flow.h (release_defs_bitset): Declare.
9607 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9610 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9611 in the middle block.
9613 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9615 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9616 via intptr_t to long type.
9617 (insert_operand_rank): Cast long type via intptr_t to
9619 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9621 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9622 from pointer to unsigned via uintptr_t.
9624 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9625 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9627 * configure: Regenerated.
9628 * config.in: Regenerated
9629 * system.h (stdint.h): Add include.
9630 (inttypes.h): Likewise.
9631 * Makefile.in (aclocal): Add config/stdint.m4.
9632 * aclocal.m4: Regenerated.
9634 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9636 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9638 (note_np_check_stores): New function.
9639 (harmless_null_pointer_p): New function.
9640 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9641 changed. Take into account whether we're in the shadow of a condjump
9642 that tested NP_REG for NULL.
9643 Lose all code that tested for SEQUENCEs.
9644 (workaround_speculation): Avoid inserting NOPs for loads that are
9645 either always executed or a NULL pointer.
9647 2009-09-08 Jan Hubicka <jh@suse.cz>
9649 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9650 * params.def (early-inlining-insns): Likewise.
9652 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9654 PR rtl-optimization/41239
9655 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9656 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9658 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9659 across calls, as the calls might not always return normally.
9660 (call_may_noreturn_p): New function.
9661 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9662 (init_deps): Initialize it.
9663 (remove_from_deps): Also remove calls from
9664 last_function_call_may_noreturn list.
9666 2009-09-07 Richard Henderson <rth@redhat.com>
9668 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9669 more VR->OPERANDS than LHS operands. Free LHS before returning.
9671 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9673 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9674 (attr "addrtype"): New member "spreg".
9675 Use it if mem_spfp_address_operand is true for the address.
9676 (attr "type"): New entry "stall".
9677 (cpu_unit "load"): New.
9678 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9680 (insn_reservation "loadsp"): New.
9681 (insn_reservation "load_stall1"): New.
9682 (insn_reservation "load_stall3"): New.
9684 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9685 (mem_p_address_operand): Exclude stack and frame pointer based
9687 (mem_spfp_address_operand): New; match them here.
9688 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9689 (bfin_reorg): Call it if scheduling insns.
9690 (bfin_gen_bundles): Remove dummy insns created by
9691 add_sched_insns_for_speculation.
9693 From Jie Zhang <jie.zhang@analog.com>:
9694 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9695 bfin_si_revision, bfin_workarounds): Move these ...
9696 * config/bfin/bfin.h: ... here.
9698 From Mike Frysinger <michael.frysinger@analog.com>
9699 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9700 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9701 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9702 bf547m, bf548m, and bf549m.
9703 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9704 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9705 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9706 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9707 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9708 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9709 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9710 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9711 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9712 bf542m, bf544m, bf547m, bf548m, and bf549m.
9714 From Jie Zhang <jie.zhang@analog.com>:
9715 * config/bfin/predicates.md (p_register_operand): New predicate.
9716 (dp_register_operand): New predicate.
9717 * config/bfin/bfin-protos.h (WA_05000074): Define.
9718 (ENABLE_WA_05000074): Define.
9719 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9720 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9721 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9722 (define_attr addrtype): Allow load/store register to be P register.
9723 (define_attr storereg): New.
9724 (define_cpu_unit anomaly_05000074): New.
9725 (define_insn_reservation dsp32shiftimm): New.
9726 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9727 (define_insn_reservation loadp): Cannot use slot2.
9728 (define_insn_reservation loadsp): Cannot use slot2.
9729 (define_insn_reservation storep): Cannot use slot2. Does not
9730 apply when working around 05000074.
9731 (define_insn_reservation storep_anomaly_05000074): New.
9732 (define_insn_reservation storei): Does not apply when working
9734 (define_insn_reservation storei_anomaly_05000074): New.
9735 (define_attr length): Add dsp32shiftimm case.
9736 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9737 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9738 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9739 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9740 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9742 2009-09-07 Martin Jambor <mjambor@suse.cz>
9745 * tree-sra.c (create_artificial_child_access): Return NULL if
9746 build_ref_for_offset fails.
9747 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9748 and create_artificial_child_access to fail.
9750 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9753 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9754 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9755 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9757 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9759 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9760 block, ensure it has an exit edge. Emit a barrier after a jump.
9762 2009-09-07 Nick Clifton <nickc@redhat.com>
9764 * gcc.c (this_is_linker_script): New variable. Like
9765 this_is_library_file but for the %T constructor.
9766 (end_going_arg): If this_is_linker_script is set then locate the
9767 script and insert a --script switch before it
9768 (do_spec_2): Initialise this_is_linker_script.
9769 (do_spec_1): Likewise. Handle %T construct.
9770 (eval_spec_function): Preserve this_is_linker_script.
9771 * doc/invoke.texi: Document %T construct in spec files.
9772 * config/m32c/m32c.h (LIB_SPEC): Use it.
9774 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9776 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9777 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9778 when volatile flag is set.
9779 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9781 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9784 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9785 (combine_stack_adjustments_for_block): Allow insns between stack
9786 adjustments and stores with corresponding pre-(dec|inc)rement or
9787 pre-modify operation.
9789 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9792 * combine-stack-adj.c (struct csa_memlist): Rename to...
9793 (struct csa_reflist): ... this. Rename mem field to ref.
9794 (free_csa_memlist): Rename to...
9795 (free_csa_reflist): ... this.
9796 (record_one_stack_memref): Rename to...
9797 (record_one_stack_ref): ... this. Handle also REG_P.
9798 (try_apply_stack_adjustment): Handle also REG_P.
9799 (struct record_stack_memrefs_data): Rename to...
9800 (struct record_stack_refs_data): ... this. Rename memlist field to
9802 (record_stack_memrefs): Rename to...
9803 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9804 subexpressions instead of failing when a MEM contains SP references.
9805 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9806 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9808 2009-09-06 Richard Guenther <rguenther@suse.de>
9811 * tree.c (build_array_type): Do not record types marked
9812 with structural equality in the canonical type hashtable.
9814 2009-09-06 Richard Guenther <rguenther@suse.de>
9817 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9819 2009-09-05 Richard Guenther <rguenther@suse.de>
9822 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9824 2009-09-05 Richard Guenther <rguenther@suse.de>
9827 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9829 2009-09-05 Richard Guenther <rguenther@suse.de>
9832 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9833 before comparing function argument types.
9835 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9838 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9841 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9844 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9846 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9847 locators before emit_insn is called.
9849 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9852 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9853 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9854 (reginfo_init): Don't call allocate_reg_info.
9856 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9859 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9860 NONDEBUG_INSN_P instead of INSN_P.
9862 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9865 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9867 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9870 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9871 pattern of the split.
9873 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9875 * toplev.c (process_options): Move setter of flag_var_tracking
9876 before other tests that depend on it. Move down setter of
9877 flag_rename_registers. Don't enable var-tracking-assignments
9878 by default if selective scheduling is enabled. Warn if both
9881 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9883 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9884 comment. Use switch statement to catch overlaps between rtx
9885 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9886 (IS_DECL_CODE): ... here. Remove.
9887 (check_value_is_not_decl): Remove.
9888 (dv_from_decl, dv_from_value): Check after conversion.
9890 2009-09-04 Richard Guenther <rguenther@suse.de>
9893 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9894 after emitting tunks. Move emitting thunks and ctors from ...
9895 (cgraph_optimize): ... here. Remove redundant
9896 cgraph_analyze_functions.
9897 * varasm.c (find_decl_and_mark_needed): Remove no longer
9899 (finish_aliases_1): Adjust check for thunk aliases.
9901 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9903 * config/arm/arm.md (ctzsi2): Added braces
9904 to avoid warning that broke booststrap.
9906 2009-09-04 Martin Jambor <mjambor@suse.cz>
9908 PR tree-optimization/41112
9909 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9910 handle variable-bounded arrays.
9911 (expr_with_var_bounded_array_refs_p): New function.
9912 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9914 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9916 * config/s390/2097.md: Removed two incorrect bypasses.
9917 (z10_fsimpdf): Fixed latency.
9918 (z10_fhex): New insn_reservation.
9919 (z10_floaddf): Fixed latency.
9920 (z10_floadsf): Fixed latency.
9921 (z10_ftrunctf): Fixed latency.
9922 (z10_ftruncdf): Fixed latency.
9923 * config/s390/s390.c (z10_cost): Fixed values.
9924 (s390_adjust_priority): Added z10 path.
9925 * config/s390/s390.md (type): Added fhex.
9926 (*mov<mode>_64dfp): Updated type attribute.
9927 (*mov<mode>_64): Updated type attribute.
9928 (*mov<mode>_31): Updated type attribute.
9929 (*mov<mode>"): Likewise.
9930 * config/s390/2084.md (x_fsimpdf): Updated condition.
9932 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9934 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9935 RTXs in the predicate for operand 1.
9937 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9939 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9940 (rbitsi2): New insn.
9941 (ctzsi2): New expand.
9942 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9944 2009-09-03 Martin Jambor <mjambor@suse.cz>
9946 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9947 (create_artificial_child_access): Use build_ref_for_offset instead
9948 of duplicate_expr_for_different_base.
9949 (propagate_subacesses_accross_link): Likewise.
9951 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9953 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9955 (mips16e_collect_argument_saves): Skip debug instructions.
9956 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9957 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9958 (r10k_insert_cache_barriers): Likewise.
9959 (mips_reorg_process_insns): Likewise.
9961 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9964 * ira.c (update_equiv_reg): Remove check on class likely spill.
9966 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9969 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9970 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9974 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9975 the stack slot if it is passed by invisible reference.
9976 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9977 by invisible reference.
9979 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9981 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9982 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9983 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9985 * config/bfin/sync.md: New file.
9986 * config/bfin/bfin.md: Include it.
9987 (UNSPEC_ATOMIC): New.
9988 (UNSPEC_ONES): Provide a unique number.
9990 From Jie Zhang <jie.zhang@analog.com>:
9991 * config/bfin/bfin.c (ret_regs): New.
9992 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9993 (must_save_rets_p): New.
9994 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9995 current_function_is_leaf.
9996 (do_link): Likewise.
9997 (do_unlink): Likewise.
9998 (expand_interrupt_handler_prologue): Use ret_regs array.
9999 (expand_interrupt_handler_epilogue): Use ret_regs array and
10000 pass return register to gen_return_internal.
10001 (bfin_expand_epilogue): Pass return register to
10002 gen_return_internal.
10003 (bfin_expand_call): Explicitly clobber RETS.
10004 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10005 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10006 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10007 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10009 (return_internal): Take a reg rtx rather than the register number.
10011 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10013 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10014 when comparing against estimated_loop_iterations_int return.
10016 2009-09-03 Richard Guenther <rguenther@suse.de>
10018 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10019 eh_personality_libfunc.
10021 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10023 * tree-parloops.c (separate_decls_in_region): Add space.
10025 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10027 * tree-parloops.c (separate_decls_in_region): Change the condition
10028 checking if there are reductions in the loop.
10030 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10032 PR tree-optimization/38275
10033 * tree-parloops.c (parallelize_loops): Replace profitability condition
10034 for expected number of iterations.
10036 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10038 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10039 (bootstrap-debug): Explain conditions in which it becomes default.
10040 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10043 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10045 * doc/invoke.texi (Optimize Options): Move
10046 -finline-small-functions to the -O2 list.
10048 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10050 * toplev.c (process_options): Enable var-tracking-assignments
10051 by default if var-tracking is enabled.
10053 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10055 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10057 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10058 * rtl.h (prev_nonnote_insn_bb): Declare it.
10060 2009-09-03 Diego Novillo <dnovillo@google.com>
10062 * cgraph.c (cgraph_node_for_decl): New.
10063 * cgraph.h (cgraph_node_for_decl): Declare.
10064 * tree.c (host_integerp): Return 0 if T is NULL.
10066 2009-09-03 Diego Novillo <dnovillo@google.com>
10068 * tree.h (struct alias_pair): Move from varasm.c.
10069 (alias_pairs): Likewise.
10070 (TYPE_MAXVAL): Define.
10071 (TYPE_MINVAL): Define.
10072 (iterative_hash_host_wide_int): Declare.
10073 (remove_unreachable_alias_pairs): Declare.
10074 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10075 * diagnostic.c (default_diagnostic_starter): Make extern.
10076 (default_diagnostic_finalizer): Make extern.
10077 * diagnostic.h (default_diagnostic_starter): Declare.
10078 (default_diagnostic_finalizer): Declare.
10079 (default_tree_printer): Declare.
10080 * toplev.c (default_tree_printer): Make extern.
10082 2009-09-03 Richard Guenther <rguenther@suse.de>
10083 Diego Novillo <dnovillo@google.com>
10085 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10086 * cgraphunit.c (cgraph_expand_function): Do not emit
10087 associated thunks from here.
10088 (cgraph_emit_thunks): New.
10089 (cgraph_optimize): Call it.
10090 Return if any IPA pass finds an error.
10091 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10094 2009-09-03 Simon Baldwin <simonb@google.com>
10095 Rafael Espindola <espindola@google.com>
10096 Richard Guenther <rguenther@suse.de>
10097 Doug Kwan <dougkwan@google.com>
10098 Diego Novillo <dnovillo@google.com>
10100 * tree.c: Include tree-pass.h, langhooks-def.h,
10101 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10102 (free_lang_data_in_type): New.
10103 (need_assembler_name_p): New.
10104 (free_lang_data_in_block): New.
10105 (free_lang_data_in_decl): New.
10106 (struct free_lang_data_d): New.
10107 (add_tree_to_fld_list): New.
10108 (find_decls_types_r): New.
10109 (get_eh_types_for_runtime): New.
10110 (find_decls_types_in_eh_region): New.
10111 (find_decls_types_in_node): New.
10112 (find_decls_types_in_var): New.
10113 (free_lang_data_in_cgraph): New.
10114 (free_lang_data): New.
10115 (gate_free_lang_data): New.
10116 (pass_ipa_free_lang_data): New.
10118 2009-09-03 Diego Novillo <dnovillo@google.com>
10120 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10121 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10122 (lang_hooks): Remove const qualifier.
10123 * ipa.c (cgraph_remove_unreachable_nodes): Call
10124 remove_unreachable_alias_pairs.
10125 * except.c (add_type_for_runtime): Check if TYPE has
10126 already been converted.
10127 (lookup_type_for_runtime): Likewise.
10128 (check_handled): Handle converted types.
10129 * varasm.c (remove_unreachable_alias_pairs): New.
10130 * gimple.c: Include demangle.h.
10131 (gimple_decl_printable_name): New.
10132 (gimple_fold_obj_type_ref): New.
10133 * gimple.h (gimple_decl_printable_name): Declare.
10134 (gimple_fold_obj_type_ref): Declare.
10135 * passes.c (init_optimization_passes): Add pass
10136 pass_ipa_free_lang_data.
10137 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10138 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10140 2009-09-03 Diego Novillo <dnovillo@google.com>
10142 * c-lang.c (lang_hooks): Remove const qualifier.
10144 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10146 * doc/install.texi (*-*-freebsd*): Update target information.
10148 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10150 * hard-reg-set.h (call_fixed_regs): Remove.
10151 * reginfo.c (call_fixed_regs): Remove.
10152 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10153 (globalize_reg): Don't use call_fixed_regs.
10154 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10157 2009-09-01 Michael Matz <matz@suse.de>
10159 * expr.h (emit_storent_insn, expand_expr_real_1,
10160 expand_expr_real_2): Declare.
10161 * expr.c (emit_storent_insn, expand_expr_real_1,
10162 expand_expr_real_2): Export.
10163 (store_expr): Setting and evaluating dont_return_target is useless.
10164 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10165 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10166 * except.c (expand_resx_expr): Rename to ...
10167 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10168 * except.h (expand_resx_stmt): Declare.
10169 * stmt.c: Add include gimple.h
10170 (expand_asm_expr): Rename to ...
10171 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10172 (expand_case): Rewrite to take gimple statement.
10173 * tree.h (expand_asm_stmt): Declare.
10174 (expand_case): Change prototype.
10175 * Makefile.in (stmt.o): Depend on gimple.h.
10176 * builtins.c (expand_builtin_synchronize): Build gimple asm
10177 statement, not an ASM_EXPR.
10178 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10179 gimple_to_tree, release_stmt_tree): Remove.
10180 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10181 ggc_free, but hold comparison code and operands separately.
10182 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10183 (expand_call_stmt, expand_gimple_stmt_1,
10184 expand_gimple_stmt): New helpers.
10185 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10186 release_stmt_tree. Call expand_gimple_stmt instead.
10187 (expand_gimple_basic_block): Ditto.
10189 * calls.c (emit_call_1): Don't look at EH regions here, make
10190 fntree parameter useless.
10191 (expand_call): New local rettype for TREE_TYPE(exp), use it
10192 throughout. Remove local p, use addr instead.
10193 Don't look at EH regions here.
10195 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10197 * doc/invoke.texi (-fsched-pressure): Document it.
10198 (-fsched-reg-pressure-heuristic): Remove it.
10200 * reload.c (ira.h): Include.
10201 (find_reloads): Add choosing reload on number of small spilled
10204 * haifa-sched.c (ira.h): Include.
10205 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10206 saved_reg_pressure, curr_reg_live, saved_reg_live,
10207 region_ref_regs): New variables.
10208 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10209 initiate_reg_pressure_info, setup_ref_regs,
10210 initiate_bb_reg_pressure_info, save_reg_pressure,
10211 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10213 (setup_insn_reg_pressure_info): New function.
10214 (rank_for_schedule): Add pressure checking and insn issue time.
10215 Remove comparison of insn reg weights.
10216 (ready_sort): Set insn reg pressure info.
10217 (update_register_pressure, setup_insn_max_reg_pressure,
10218 update_reg_and_insn_max_reg_pressure,
10219 sched_setup_bb_reg_pressure_info): New functions.
10220 (schedule_insn): Add code for printing and updating reg pressure info.
10221 (find_set_reg_weight, find_insn_reg_weight): Remove.
10222 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10223 (debug_ready_list): Print reg pressure info.
10224 (schedule_block): Ditto. Check insn issue time.
10225 (sched_init): Set up sched_pressure_p. Allocate and set up some
10226 reg pressure related info.
10227 (sched_finish): Free some reg pressure related info.
10228 (fix_tick_ready): Make insn always ready if pressure_p.
10229 (init_h_i_d): Don't call find_insn_reg_weight.
10230 (haifa_finish_h_i_d): Free insn reg pressure info.
10232 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10233 ira_memory_move_cost, ira_class_hard_regs,
10234 ira_class_hard_regs_num, ira_no_alloc_regs,
10235 ira_available_class_regs, ira_reg_class_cover_size,
10236 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10238 * ira-lives.c (single_reg_class): Check mode to find how many
10239 registers are necessary for operand.
10240 (ira_implicitly_set_insn_hard_regs): New.
10242 * common.opt (fsched-pressure): New options.
10243 (fsched-reg-pressure-heuristic): Remove.
10245 * ira.c (setup_eliminable_regset): Rename to
10246 ira_setup_eliminable_regset. Make it external.
10247 (expand_reg_info): Pass cover class to setup_reg_classes.
10248 (ira): Call resize_reg_info instead of allocate_reg_info.
10250 * sched-deps.c: Include ira.h.
10251 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10252 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10253 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10254 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10255 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10256 mark_insn_reg_store, mark_insn_reg_clobber,
10257 setup_insn_reg_pressure_info): New.
10258 (sched_analyze_1): Update implicit_reg_pending_uses.
10259 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10260 Use them to create dependencies. Set insn reg uses and pressure
10261 info. Process reg_pending_uses in one place.
10262 (free_deps): Free implicit sets.
10263 (remove_from_deps): Remove implicit sets if necessary. Check
10264 implicit sets when clearing reg_last_in_use.
10265 (init_deps_global): Clear implicit_reg_pending_clobbers and
10266 implicit_reg_pending_uses.
10268 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10269 ira_memory_move_cost, ira_class_hard_regs,
10270 ira_class_hard_regs_num, ira_no_alloc_regs,
10271 ira_available_class_regs, ira_reg_class_cover_size,
10272 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10273 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10274 ira_implicitly_set_insn_hard_regs): New prototypes.
10276 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10277 cost_elements_num): New variables.
10278 (allocno_costs, total_costs): Rename to costs and
10279 total_allocno_costs.
10280 (COSTS_OF_ALLOCNO): Rename to COSTS.
10281 (allocno_pref): Rename to pref.
10282 (allocno_pref_buffer): Rename to pref_buffer.
10283 (common_classes): Rename to regno_cover_class.
10285 (record_reg_classes): Set allocno attributes only if allocno_p.
10286 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10287 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10288 and COSTS_OF_ALLOCNO.
10289 (print_costs): Rename to print_allocno_costs.
10290 (print_pseudo_costs): New.
10291 (process_bb_node_for_costs): Split into 2 functions with new
10292 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10293 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10294 new parameter dump_file. Use cost_elements_num instead of
10295 ira_allocnos_num. Make one iteration if preferred classes were
10296 already calculated for scheduler. Make 2 versions of code
10297 depending on allocno_p.
10298 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10299 regno_cover_class and COSTS instead of common_classes and
10301 (init_costs, finish_costs): New.
10302 (ira_costs): Set up allocno_p and cost_elements_num. Call
10303 init_costs and finish_costs.
10304 (ira_set_pseudo_classes): New.
10306 * rtl.h (allocate_reg_info): Remove.
10307 (resize_reg_info): Change return type.
10308 (reg_cover_class): New.
10309 (setup_reg_classes): Add new parameter.
10311 * sched-int.h (struct deps_reg): New member implicit_sets.
10312 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10313 (INCREASE_BITS): New macro.
10314 (struct reg_pressure_data, struct reg_use_data): New.
10315 (struct _haifa_insn_data): Remove reg_weight. Add members
10316 reg_pressure, reg_use_list, reg_set_list, and
10317 reg_pressure_excess_cost_change.
10318 (struct deps): New member implicit_sets.
10319 (pressure_p): New variable.
10320 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10321 (struct reg_pressure_data, struct reg_use_data): New.
10322 (INSN_REG_WEIGHT): Remove.
10323 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10324 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10325 (sched_init_region_reg_pressure_info,
10326 sched_setup_bb_reg_pressure_info): New prototypes.
10328 * reginfo.c (struct reg_pref): New member coverclass.
10329 (reg_cover_class): New function.
10330 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10331 (reg_info_size): New variable.
10332 (allocate_reg_info): Make static. Setup reg_info_size.
10333 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10334 (setup_reg_classes): Add a new parameter. Setup cover class too.
10336 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10339 * sched-rgn.c (deps_join): Set up implicit_sets.
10340 (schedule_region): Set up region and basic blocks pressure
10343 * passes.c (init_optimization_passes): Move
10344 pass_subregs_of_mode_init before pass_sched.
10346 2009-09-02 Martin Jambor <mjambor@suse.cz>
10348 * tree-sra.c (struct access): New field grp_hint.
10349 (dump_access): Dump grp_hint.
10350 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10352 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10353 those which have been specifically read and somehow written to.
10354 (propagate_subacesses_accross_link): Set grp_hint of right child and
10355 also possibly of the left child.
10357 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10359 * tree-object-size.c (addr_object_size): Always use object_size_type
10360 0 or 2 when determining the pointer pointed object size.
10362 2009-09-02 Richard Guenther <rguenther@suse.de>
10365 2009-08-31 Richard Guenther <rguenther@suse.de>
10367 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10368 to query if the memory regions for memmove overlap.
10369 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10370 asserts on pointers, instead deal with odd trees.
10371 (ptr_derefs_may_alias_p): Likewise.
10372 (refs_may_alias_p_1): Constructor bases also never alias.
10374 2009-08-01 Christian Bruel <christian.bruel@st.com>
10377 2009-07-31 Christian Bruel <christian.bruel@st.com>
10378 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10380 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10382 * doc/invoke.texi (-fvar-tracking-assignments): New.
10383 (-fvar-tracking-assignments-toggle): New.
10384 (-fdump-final-insns=file): Mark filename as optional.
10385 (--param min-nondebug-insn-uid): New.
10386 (-gdwarf-@{version}): Mention version 4.
10387 * opts.c (common_handle_option): Accept it.
10388 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10389 * regrename.c (regrename_optimize): Drop last. Don't count debug
10390 insns as uses. Don't reject change because of debug insn.
10391 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10392 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10393 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10394 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10395 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10396 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10397 * doc/gimple.texi (is_gimple_debug): New.
10398 (gimple_debug_bind_p): New.
10399 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10400 * doc/install.texi (bootstrap-debug): More details.
10401 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10402 (bootstrap-debug-lib): More details.
10403 (bootstrap-debug-ckovw): Update.
10404 (bootstrap-time): New.
10405 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10406 (insert_phi_nodes_for): Insert debug stmts.
10407 (rewrite_stmt): Take iterator. Insert debug stmts.
10408 (rewrite_enter_block): Adjust.
10409 (maybe_replace_use_in_debug_stmt): New.
10410 (rewrite_update_stmt): Use it.
10411 (mark_use_interesting): Return early for debug stmts.
10412 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10413 stmts before replacing stmt.
10414 (move_computations_stmt): Likewise.
10415 * ira-conflicts.c (add_copies): Skip debug insns.
10416 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10417 (regstat_bb_compute_ri): Skip debug insns.
10418 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10419 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10420 check_loop_closed_ssa_stmt): Skip debug stmts.
10421 * tree-tailcall.c (find_tail_calls): Likewise.
10422 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10423 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10424 (build_var_debug_value_stat): Declare.
10425 (build_var_debug_value): Define.
10426 (target_for_debug_bind): Declare.
10427 * reload.c (find_equiv_reg): Skip debug insns.
10428 * rtlanal.c (reg_used_between_p): Skip debug insns.
10429 (side_effects_p): Likewise.
10430 (canonicalize_condition): Likewise.
10431 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10432 insns never depend on debug insns.
10433 (create_ddg_dep_no_link): Likewise.
10434 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10435 Don't add inter-loop dependencies for debug insns.
10436 (build_intra_loop_deps): Likewise.
10437 (create_ddg): Count debug insns.
10438 * ddg.h (struct ddg::num_debug): New.
10439 (num_backargs): Pair up with previous int field.
10440 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10441 -fcompare-debug-second.
10442 * final.c (get_attr_length_1): Skip debug insns.
10443 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10444 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10445 (driver_self_specs): Map -fdump-final-insns to
10446 -fdump-final-insns=..
10447 (get_local_tick): New.
10448 (compare_debug_dump_opt_spec_function): Test for . argument and
10449 compute output name. Compute temp output spec without flag name.
10450 Compute -frandom-seed.
10451 (OPT): Undef after use.
10452 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10453 (average_num_loop_insns): Likewise.
10454 * params.h (MIN_NONDEBUG_INSN_UID): New.
10455 * gimple.def (GIMPLE_DEBUG): New.
10456 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10457 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10458 (merge_in_block): Fix whitespace.
10459 * toplev.c (flag_var_tracking): Update comment.
10460 (flag_var_tracking_assignments): New.
10461 (flag_var_tracking_assignments_toggle): New.
10462 (process_options): Don't open final insns dump file if we're not
10463 going to write to it. Compute defaults for var_tracking.
10464 * df-scan.c (df_insn_rescan_debug_internal): New.
10465 (df_uses_record): Handle debug insns.
10466 * haifa-sched.c (ready): Initialize n_debug.
10467 (contributes_to_priority): Skip debug insns.
10468 (dep_list_size): New.
10469 (priority): Use it.
10470 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10471 they're ready. Disregard previous debug insns to make decisions.
10472 (queue_insn): Never queue debug insns.
10473 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10474 (schedule_insn): Don't reject debug insns because of issue rate.
10475 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10476 (queue_to_ready): Skip and discount debug insns.
10477 (choose_ready): Let debug insns through.
10478 (schedule_block): Check boundary debug insns. Discount debug
10479 insns, schedule them early. Adjust whitespace.
10480 (set_priorities): Check for boundary debug insns.
10481 (add_jump_dependencies): Use dep_list_size.
10482 (prev_non_location_insn): New.
10483 (check_cfg): Use it.
10484 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10486 (remove_unused_ivs): Reset debug stmts.
10487 * modulo-sched.c (const_iteration_count): Skip debug insns.
10488 (res_MII): Discount debug insns.
10489 (loop_single_full_bb_p): Skip debug insns.
10490 (sms_schedule): Likewise.
10491 (sms_schedule_by_order): Likewise.
10492 (ps_has_conflicts): Likewise.
10493 * caller-save.c (refmarker_fn): New.
10494 (save_call_clobbered_regs): Replace regs with saved mem in
10496 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10497 Call refmarker_fn mark for hardregnos.
10498 (mark_reg_as_referenced): New.
10499 (replace_reg_with_saved_mem): New.
10500 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10501 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10503 (cse_extended_basic_block): Skip debug insns.
10504 (count_reg_usage): Likewise.
10505 (is_dead_reg): New, split out of...
10506 (set_live_p): ... here.
10507 (insn_live_p): Use it for debug insns.
10508 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10509 (execute_optimize_stdarg): Likewise.
10510 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10511 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10512 changes in debug stmts as changes.
10513 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10514 (moveup_expr): Don't move across debug insns. Don't move
10515 debug insn if it would create a bookkeeping block.
10516 (moveup_expr_cached): Don't use cache for debug insns that
10517 are heads of blocks.
10518 (compute_av_set_inside_bb): Skip debug insns.
10519 (sel_rank_for_schedule): Schedule debug insns first. Remove
10521 (block_valid_for_bookkeeping_p); Support lax searches.
10522 (create_block_for_bookkeeping): Adjust block numbers when
10523 encountering debug-only blocks.
10524 (find_place_for_bookkeeping): Deal with debug-only blocks.
10525 (generate_bookkeeping_insn): Accept no place to insert.
10526 (remove_temp_moveop_nops): New argument full_tidying.
10527 (prepare_place_to_insert): Deal with debug insns.
10528 (advance_state_on_fence): Debug insns don't start cycles.
10529 (update_boundaries): Take fence as argument. Deal with
10531 (schedule_expr_on_boundary): No full_tidying on debug insns.
10532 (fill_insns): Deal with debug insns.
10533 (track_scheduled_insns_and_blocks): Don't count debug insns.
10534 (need_nop_to_preserve_insn_bb): New, split out of...
10535 (remove_insn_from_stream): ... this.
10536 (fur_orig_expr_not_found): Skip debug insns.
10537 * rtl.def (VALUE): Move up.
10539 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10540 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10541 Set it if debug stmts are found.
10542 (statement_sink_location): Skip debug stmts. Propagate
10543 moving defs into debug stmts.
10544 * ifcvt.c (first_active_insn): Skip debug insns.
10545 (last_active_insns): Likewise.
10546 (cond_exec_process_insns): Likewise.
10547 (noce_process_if_block): Likewise.
10548 (check_cond_move_block): Likewise.
10549 (cond_move_convert_if_block): Likewise.
10550 (block_jumps_and_fallthru_p): Likewise.
10551 (dead_or_predicable): Likewise.
10552 * dwarf2out.c (debug_str_hash_forced): New.
10553 (find_AT_string): Add comment.
10554 (gen_label_for_indirect_string): New.
10555 (get_debug_string_label): New.
10556 (AT_string_form): Use it.
10557 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10558 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10559 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10560 several operations that cannot be represented with DWARF opcodes.
10561 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10562 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10563 (dwarf2out_var_location): Take during-call mark into account.
10564 (output_indirect_string): Update comment. Output if there are
10565 label and references.
10566 (prune_indirect_string): New.
10567 (prune_unused_types): Call it if debug_str_hash_forced.
10568 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10569 (dw_long_long_const): Remove.
10570 (struct dw_val_struct): Change val_long_long type to rtx.
10571 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10572 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10573 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10574 component instead of HOST_BITS_PER_LONG.
10575 (output_loc_operands): Likewise. For const8* assert
10576 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10577 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10578 rather than HOST_BITS_PER_LONG is >= 64.
10579 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10581 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10582 HOST_BITS_PER_LONG for dw_val_class_long_long.
10583 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10584 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10585 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10587 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10588 Handle DW_OP_implicit_value.
10589 (extract_int): Move prototype earlier.
10590 (mem_loc_descriptor): For SUBREG punt if inner
10591 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10592 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10593 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10594 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10595 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10596 instead of Pmode size.
10597 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10598 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10599 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10600 (concat_loc_descriptor, concatn_loc_descriptor,
10601 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10602 (add_location_or_const_value_attribute): Likewise. For single
10603 location loc_lists attempt to use add_const_value_attribute
10604 for constant decls. Add DW_AT_const_value even if
10605 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10607 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10608 (control_flow_insn_p): Likewise.
10609 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10610 (separate_decls_in_region_debug_bind): New.
10611 (separate_decls_in_region): Process debug bind stmts afterwards.
10612 * recog.c (verify_changes): Handle debug insns.
10613 (extract_insn): Likewise.
10614 (peephole2_optimize): Skip debug insns.
10615 * dse.c (scan_insn): Skip debug insns.
10616 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10618 (setup_id_for_insn): Handle debug insns.
10619 (maybe_tidy_empty_bb): Adjust whitespace.
10620 (tidy_control_flow): Skip debug insns.
10621 (sel_remove_insn): Adjust for debug insns.
10622 (sel_estimate_number_of_insns): Skip debug insns.
10623 (create_insn_rtx_from_pattern): Handle debug insns.
10624 (create_copy_of_insn_rtx): Likewise.
10625 * sel-sched-.h (sel_bb_end): Declare.
10626 (sel_bb_empty_or_nop_p): New.
10627 (get_all_loop_exits): Use it.
10628 (_eligible_successor_edge_p): Likewise.
10629 (return_nop_to_pool): Adjust.
10630 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10631 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10632 * gimple-pretty-print.c (dump_gimple_debug): New.
10633 (dump_gimple_stmt): Use it.
10634 (dump_bb_header): Skip gimple debug stmts.
10635 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10636 (fixup_match_2): Likewise.
10637 (regmove_backward_pass): Likewise. Simplify combined
10638 replacement. Handle debug insns.
10639 * function.c (instantiate_virtual_regs): Handle debug insns.
10640 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10641 * print-rtl.h: Include cselib.h.
10642 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10643 * df.h (df_inns_rescan_debug_internal): Declare.
10644 * gcse.c (alloc_hash_table): Estimate n_insns.
10645 (cprop_insn): Don't regard debug insns as changes.
10646 (bypass_conditional_jumps): Skip debug insns.
10647 (one_pre_gcse_pass): Adjust.
10648 (one_code_hoisting_pass): Likewise.
10649 (compute_ld_motion_mems): Skip debug insns.
10650 (one_cprop_pass): Adjust.
10651 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10652 (if_convertible_stmt_p): Handle debug stmts.
10653 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10654 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10655 * ira-build.c (create_bb_allocnos): Skip debug insns.
10656 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10657 (has_single_use): Likewise.
10658 (single_imm_use): Likewise.
10659 (num_imm_uses): Likewise.
10660 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10661 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10662 (create_outofssa_var_map): Likewise.
10663 * lower-subreg.c (adjust_decomposed_uses): New.
10664 (resolve_debug): New.
10665 (decompose_multiword_subregs): Use it.
10666 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10667 * emit-rtl.c: Include params.h.
10668 (cur_debug_insn_uid): Define.
10669 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10670 (copy_rtx_if_shared_1): Handle debug insns.
10671 (reset_used_flags): Likewise.
10672 (set_used_flags): LIkewise.
10673 (get_max_insn_count): New.
10674 (next_nondebug_insn): New.
10675 (prev_nondebug_insn): New.
10676 (make_debug_insn_raw): New.
10677 (emit_insn_before_noloc): Handle debug insns.
10678 (emit_jump_insn_before_noloc): Likewise.
10679 (emit_call_insn_before_noloc): Likewise.
10680 (emit_debug_insn_before_noloc): New.
10681 (emit_insn_after_noloc): Handle debug insns.
10682 (emit_jump_insn_after_noloc): Likewise.
10683 (emit_call_insn_after_noloc): Likewise.
10684 (emit_debug_insn_after_noloc): Likewise.
10685 (emit_insn_after): Take loc from earlier non-debug insn.
10686 (emit_jump_insn_after): Likewise.
10687 (emit_call_insn_after): Likewise.
10688 (emit_debug_insn_after_setloc): New.
10689 (emit_debug_insn_after): New.
10690 (emit_insn_before): Take loc from later non-debug insn.
10691 (emit_jump_insn_before): Likewise.
10692 (emit_call_insn_before): Likewise.
10693 (emit_debug_insn_before_setloc): New.
10694 (emit_debug_insn_before): New.
10695 (emit_insn): Handle debug insns.
10696 (emit_debug_insn): New.
10697 (emit_jump_insn): Handle debug insns.
10698 (emit_call_insn): Likewise.
10700 (init_emit): Take min-nondebug-insn-uid into account.
10701 Initialize cur_debug_insn_uid.
10702 (emit_copy_of_insn_after): Handle debug insns.
10703 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10704 location of single rhs in place.
10705 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10706 (floor_sdiv_adjust): New.
10707 (cell_sdiv_adjust): New.
10708 (cell_udiv_adjust): New.
10709 (round_sdiv_adjust): New.
10710 (round_udiv_adjust): New.
10711 (wrap_constant): Moved from cselib.
10712 (unwrap_constant): New.
10713 (expand_debug_expr): New.
10714 (expand_debug_locations): New.
10715 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10717 (gimple_expand_cfg): Expand debug locations.
10718 * cselib.c: Include tree-pass.h.
10719 (struct expand_value_data): New.
10720 (cselib_record_sets_hook): New.
10721 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10722 (cselib_clear_table): Move, and implemnet in terms of...
10723 (cselib_reset_table_with_next_value): ... this.
10724 (cselib_get_next_unknown_value): New.
10725 (discard_useless_locs): Don't discard preserved values.
10726 (cselib_preserve_value): New.
10727 (cselib_preserved_value_p): New.
10728 (cselib_preserve_definitely): New.
10729 (cselib_clear_preserve): New.
10730 (cselib_preserve_only_values): New.
10731 (new_cselib_val): Take rtx argument. Dump it in details.
10732 (cselib_lookup_mem): Adjust.
10733 (expand_loc): Take regs_active in struct. Adjust. Silence
10734 dumps unless details are requested.
10735 (cselib_expand_value_rtx_cb): New.
10736 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10737 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10738 without details. Copy more subregs. Try to resolve values
10739 using a callback. Wrap constants.
10740 (cselib_subst_to_values): Adjust.
10741 (cselib_log_lookup): New.
10742 (cselib_lookup): Call it.
10743 (cselib_invalidate_regno): Don't count preserved values as useless.
10744 (cselib_invalidate_mem): Likewise.
10745 (cselib_record_set): Likewise.
10746 (struct set): Renamed to cselib_set, moved to cselib.h.
10747 (cselib_record_sets): Adjust. Call hook.
10748 (cselib_process_insn): Reset table when it would be cleared.
10749 (dump_cselib_val): New.
10750 (dump_cselib_table): New.
10751 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10752 (remove_forwarder_block): Support moving debug stmts.
10753 * cselib.h (cselib_record_sets_hook): Declare.
10754 (cselib_expand_callback): New type.
10755 (cselib_expand_value_rtx_cb): Declare.
10756 (cselib_reset_table_with_next_value): Declare.
10757 (cselib_get_next_unknown_value): Declare.
10758 (cselib_preserve_value): Declare.
10759 (cselib_preserved_value_p): Declare.
10760 (cselib_preserve_only_values): Declare.
10761 (dump_cselib_table): Declare.
10762 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10763 (try_crossjump_to_edge): Likewise.
10764 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10765 dominated blocks when debug stmts are present.
10766 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10767 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10768 (set_var_live_on_entry): Likewise.
10769 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10770 * cfglayout.c (curr_location, last_location): Make static.
10771 (set_curr_insn_source_location): Don't avoid bouncing.
10772 (get_curr_insn_source_location): New.
10773 (get_curr_insn_block): New.
10774 (duplicate_insn_chain): Handle debug insns.
10775 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10777 * common.opt (fcompare-debug): Move to sort order.
10778 (fdump-unnumbered-links): Likewise.
10779 (fvar-tracking-assignments): New.
10780 (fvar-tracking-assignments-toggle): New.
10781 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10782 because of debug stmts.
10783 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10784 (eliminate_unnecessary_stmts): Walk dominated blocks before
10786 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10787 * ira.c (memref_used_between_p): Skip debug insns.
10788 (update_equiv_regs): Likewise.
10789 * sched-deps.c (sd_lists_size): Accept empty list.
10790 (sd_init_insn): Mark debug insns.
10791 (sd_finish_insn): Unmark them.
10792 (sd_add_dep): Reject non-debug deps on debug insns.
10793 (fixup_sched_groups): Give debug insns group treatment.
10795 (sched_analyze_reg): Don't mark debug insns for sched before call.
10796 (sched_analyze_2): Handle debug insns.
10797 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10799 (deps_analyze_insn): Handle debug insns.
10800 (deps_start_bb): Skip debug insns.
10801 (init_deps): Initialize last_debug_insn.
10802 * tree-ssa.c (target_for_debug_bind): New.
10803 (find_released_ssa_name): New.
10804 (propagate_var_def_into_debug_stmts): New.
10805 (propagate_defs_into_debug_stmts): New.
10806 (verify_ssa): Skip debug bind stmts without values.
10807 (warn_uninialized_vars): Skip debug stmts.
10808 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10809 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10810 (rtx_equal_p): Likewise.
10811 * ira-costs.c (scan_one_insn): Skip debug insns.
10812 (process_bb_node_for_hard_reg_moves): Likewise.
10813 * rtl.h (DEBUG_INSN_P): New.
10814 (NONDEBUG_INSN_P): New.
10815 (MAY_HAVE_DEBUG_INSNS): New.
10816 (INSN_P): Accept debug insns.
10817 (RTX_FRAME_RELATED_P): Likewise.
10818 (INSN_DELETED_P): Likewise
10819 (PAT_VAR_LOCATION_DECL): New.
10820 (PAT_VAR_LOCATION_LOC): New.
10821 (PAT_VAR_OCATION_STATUS): New.
10822 (NOTE_VAR_LOCATION_DECL): Reimplement.
10823 (NOTE_VAR_LOCATION_LOC): Likewise.
10824 (NOTE_VAR_LOCATION_STATUS): Likewise.
10825 (INSN_VAR_LOCATION): New.
10826 (INSN_VAR_LOCATION_DECL): New.
10827 (INSN_VAR_LOCATION_LOC): New.
10828 (INSN_VAR_LOCATION_STATUS): New.
10829 (gen_rtx_UNKNOWN_VAR_LOC): New.
10830 (VAR_LOC_UNKNOWN_P): New.
10831 (NOTE_DURING_CALL_P): New.
10832 (SCHED_GROUP_P): Accept debug insns.
10833 (emit_debug_insn_before): Declare.
10834 (emit_debug_insn_before_noloc): Declare.
10835 (emit_debug_insn_beore_setloc): Declare.
10836 (emit_debug_insn_after): Declare.
10837 (emit_debug_insn_after_noloc): Declare.
10838 (emit_debug_insn_after_setloc): Declare.
10839 (emit_debug_insn): Declare.
10840 (make_debug_insn_raw): Declare.
10841 (prev_nondebug_insn): Declare.
10842 (next_nondebug_insn): Declare.
10843 (delegitimize_mem_from_attrs): Declare.
10844 (get_max_insn_count): Declare.
10845 (wrap_constant): Declare.
10846 (unwrap_constant): Declare.
10847 (get_curr_insn_source_location): Declare.
10848 (get_curr_insn_block): Declare.
10849 * tree-inline.c (insert_debug_decl_map): New.
10850 (processing_debug_stmt): New.
10851 (remap_decl): Don't create new mappings in debug stmts.
10852 (remap_gimple_op_r): Don't add references in debug stmts.
10853 (copy_tree_body_r): Likewise.
10854 (remap_gimple_stmt): Handle debug bind stmts.
10855 (copy_bb): Skip debug stmts.
10856 (copy_edges_for_bb): Likewise.
10857 (copy_debug_stmt): New.
10858 (copy_debug_stmts): New.
10859 (copy_body): Copy debug stmts at the end.
10860 (insert_init_debug_bind): New.
10861 (insert_init_stmt): Take id. Skip and emit debug stmts.
10862 (setup_one_parameter): Remap variable earlier, register debug mapping.
10863 (estimate_num_insns): Skip debug stmts.
10864 (expand_call_inline): Preserve debug_map.
10865 (optimize_inline_calls): Check for no debug_stmts left-overs.
10866 (unsave_expr_now): Preserve debug_map.
10867 (copy_gimple_seq_and_replace_locals): Likewise.
10868 (tree_function_versioning): Check for no debug_stmts left-overs.
10869 Init and destroy debug_map as needed. Split edges unconditionally.
10870 (build_duplicate_type): Init and destroy debug_map as needed.
10871 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10872 (struct copy_body_data): Add debug_stmts and debug_map.
10873 * sched-int.h (struct ready_list): Add n_debug.
10874 (struct deps): Add last_debug_insn.
10875 (DEBUG_INSN_SCHED_P): New.
10876 (BOUNDARY_DEBUG_INSN_P): New.
10877 (SCHEDULE_DEBUG_INSN_P): New.
10878 (sd_iterator_cond): Accept empty list.
10879 * combine.c (create_log_links): Skip debug insns.
10880 (combine_instructions): Likewise.
10881 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10882 return value is always unshared.
10883 (struct rtx_subst_pair): New.
10884 (auto_adjust_pair): New.
10885 (propagate_for_debug_subst): New.
10886 (propagate_for_debug): New.
10887 (try_combine): Skip debug insns. Propagate removed defs into
10889 (next_nonnote_nondebug_insn): New.
10890 (distribute_notes): Use it. Skip debug insns.
10891 (distribute_links): Skip debug insns.
10892 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10893 * resource.c (mark_target_live_regs): Likewise.
10894 * var-tracking.c: Include cselib.h and target.h.
10895 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10897 (micro_operation_type_name): New.
10898 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10899 (struct micro_operation_def): Update comments.
10900 (decl_or_value): New type. Use instead of decls.
10901 (struct emit_note_data_def): Add vars.
10902 (struct attrs_def): Use decl_or_value.
10903 (struct variable_tracking_info_def): Add permp, flooded.
10904 (struct location_chain_def): Update comment.
10905 (struct variable_part_def): Use decl_or_value.
10906 (struct variable_def): Make var_part a variable length array.
10907 (valvar_pool): New.
10908 (scratch_regs): New.
10909 (cselib_hook_called): New.
10910 (dv_is_decl_p): New.
10911 (dv_is_value_p): New.
10913 (dv_as_value): New.
10914 (dv_as_opaque): New.
10915 (dv_onepart_p): New.
10917 (IS_DECL_CODE): New.
10918 (check_value_is_not_decl): New.
10919 (dv_from_decl): New.
10920 (dv_from_value): New.
10921 (dv_htab_hash): New.
10922 (variable_htab_hash): Use it.
10923 (variable_htab_eq): Support values.
10924 (variable_htab_free): Free from the right pool.
10925 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10926 (attrs_list_union): Adjust.
10927 (attrs_list_mpdv_union): New.
10928 (tie_break_pointers): New.
10929 (canon_value_cmp): New.
10930 (unshare_variable): Return possibly-modified slot.
10931 (vars_copy_1): Adjust.
10932 (var_reg_decl_set): Adjust. Split out of...
10933 (var_reg_set): ... this.
10934 (get_init_value): Adjust.
10935 (var_reg_delete_and_set): Adjust.
10936 (var_reg_delete): Adjust.
10937 (var_regno_delete): Adjust.
10938 (var_mem_decl_set): Split out of...
10939 (var_mem_set): ... this.
10940 (var_mem_delete_and_set): Adjust.
10941 (var_mem_delete): Adjust.
10944 (val_resolve): New.
10945 (variable_union): Adjust. Speed up merge of 1-part vars.
10946 (variable_canonicalize): Use unshared slot.
10947 (VALUED_RECURSED_INTO): New.
10948 (find_loc_in_1pdv): New.
10949 (struct dfset_merge): New.
10950 (insert_into_intersection): New.
10951 (intersect_loc_chains): New.
10953 (canonicalize_loc_order_check): New.
10954 (canonicalize_values_mark): New.
10955 (canonicalize_values_star): New.
10956 (variable_merge_over_cur): New.
10957 (variable_merge_over_src): New.
10958 (dataflow_set_merge): New.
10959 (dataflow_set_equiv_regs): New.
10960 (remove_duplicate_values): New.
10961 (struct dfset_post_merge): New.
10962 (variable_post_merge_new_vals): New.
10963 (variable_post_merge_perm_vals): New.
10964 (dataflow_post_merge_adjust): New.
10965 (find_mem_expr_in_1pdv): New.
10966 (dataflow_set_preserve_mem_locs): New.
10967 (dataflow_set_remove_mem_locs): New.
10968 (dataflow_set_clear_at_call): New.
10969 (onepart_variable_different_p): New.
10970 (variable_different_p): Use it.
10971 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10972 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10974 (track_loc_p): Pass it true.
10975 (struct count_use_info): New.
10976 (find_use_val): New.
10977 (replace_expr_with_values): New.
10978 (log_op_type): New.
10979 (use_type): New, partially split out of...
10980 (count_uses): ... this. Count new micro-ops.
10981 (count_uses_1): Adjust.
10982 (count_stores): Adjust.
10983 (count_with_sets): New.
10984 (VAL_NEEDS_RESOLUTION): New.
10985 (VAL_HOLDS_TRACK_EXPR): New.
10986 (VAL_EXPR_IS_COPIED): New.
10987 (VAL_EXPR_IS_CLOBBERED): New.
10988 (add_uses): Adjust. Generate new micro-ops.
10989 (add_uses_1): Adjust.
10990 (add_stores): Generate new micro-ops.
10991 (add_with_sets): New.
10992 (find_src_status): Adjust.
10993 (find_src_set_src): Adjust.
10994 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10995 Handle new micro-ops. Canonicalize value equivalances.
10996 (vt_find_locations): Compute total size of hash tables for
10997 dumping. Perform merge for var-tracking-assignments. Don't
10998 disregard single-block loops.
10999 (dump_attrs_list): Handle decl_or_value.
11000 (dump_variable): Take variable. Deal with decl_or_value.
11001 (dump_variable_slot): New.
11002 (dump_vars): Use it.
11003 (dump_dataflow_sets): Adjust.
11004 (set_slot_part): New, extended to support one-part variables
11005 after splitting out of...
11006 (set_variable_part): ... this.
11007 (clobber_slot_part): New, split out of...
11008 (clobber_variable_part): ... this.
11009 (delete_slot_part): New, split out of...
11010 (delete_variable_part): .... this.
11011 (check_wrap_constant): New.
11012 (vt_expand_loc_callback): New.
11013 (vt_expand_loc): New.
11014 (emit_note_insn_var_location): Adjust. Handle values. Handle
11015 EMIT_NOTE_AFTER_CALL_INSN.
11016 (emit_notes_for_differences_1): Adjust. Handle values.
11017 (emit_notes_for_differences_2): Likewise.
11018 (emit_notes_for_differences): Adjust.
11019 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11020 Adjust. Handle new micro-ops.
11021 (vt_add_function_parameters): Adjust. Create and bind values.
11022 (vt_initialize): Adjust. Initialize scratch_regs and
11023 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11024 operations. Move some code to count_with_sets and add_with_sets.
11025 (delete_debug_insns): New.
11026 (vt_debug_insns_local): New.
11027 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11029 (var_tracking_main): If var-tracking-assignments is enabled
11030 but var-tracking isn't, delete debug insns and leave. Likewise
11031 if we exceed limits or fail the stack adjustments tests, and
11032 after all var-tracking processing.
11033 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11034 (dataflow_set): Add traversed_vars.
11035 (value_chain, const_value_chain): New typedefs.
11036 (value_chain_pool, value_chains): New variables.
11037 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11038 add_value_chains, add_cselib_value_chains, remove_value_chain,
11039 remove_value_chains, remove_cselib_value_chains): New functions.
11040 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11041 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11043 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11044 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11045 (dst_can_be_shared): New variable.
11046 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11047 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11048 different from set->vars, look up slot again instead of using the
11050 (dataflow_set_init): Initialize traversed_vars.
11051 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11052 lookup if set->vars is shared. Don't keep slot cleared before
11053 calling unshare_variable. Unshare set->vars if needed. Adjust
11054 unshare_variable callers. Clear dst_can_be_shared if needed.
11055 Even ->refcount == 1 vars must be unshared if set->vars is shared
11056 and var needs to be modified.
11057 (dataflow_set_union): Set traversed_vars during canonicalization.
11058 (VALUE_CHANGED, DECL_CHANGED): Define.
11059 (set_dv_changed, dv_changed_p): New static inlines.
11060 (track_expr_p): Clear DECL_CHANGED.
11061 (dump_dataflow_sets): Set it.
11062 (variable_was_changed): Call set_dv_changed.
11063 (emit_note_insn_var_location): Likewise.
11064 (changed_variables_stack): New variable.
11065 (check_changed_vars_1, check_changed_vars_2): New functions.
11066 (emit_notes_for_changes): Do nothing if changed_variables is
11067 empty. Traverse changed_variables with check_changed_vars_1,
11068 call check_changed_vars_2 on each changed_variables_stack entry.
11069 (emit_notes_in_bb): Add SET argument. Just clear it at the
11070 beginning, use it instead of local &set, don't destroy it at the end.
11071 (vt_emit_notes): Call dataflow_set_clear early on all
11072 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11073 computed set, dataflow_set_clear also VTI(bb)->in when we are
11074 done with the basic block. Initialize changed_variables_stack,
11075 free it afterwards. If ENABLE_CHECKING verify that after noting
11076 differences to an empty set value_chains hash table is empty.
11077 (vt_initialize): Initialize value_chains and value_chain_pool.
11078 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11079 (variable_tracking_main): Call dump_dataflow_sets before calling
11080 vt_emit_notes, not after it.
11081 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11082 (propagate_var_def_into_debug_stmts): Declare.
11083 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11084 (df_set_note): Reject debug insns.
11085 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11086 add notes to debug insns.
11087 (df_note_bb_compute): Adjust. Likewise.
11088 (df_simulate_uses): Skip debug insns.
11089 (df_simulate_initialize_backwards): Likewise.
11090 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11091 (subst_stack_regs_pat): Reject debug insns.
11092 (convert_regs_1): Handle debug insns.
11093 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11094 (print-rtl.o): Depend on cselib.h.
11095 (cselib.o): Depend on TREE_PASS_H.
11096 (var-tracking.o): Depend on cselib.h and TARGET_H.
11097 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11098 (init_ready_list): Skip boundary debug insns.
11099 (add_branch_dependences): Skip debug insns.
11100 (free_block_dependencies): Check for blocks with only debug insns.
11101 (compute_priorities): Likewise.
11102 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11103 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11105 (gimple_build_debug_bind_stat): New.
11106 (empty_body_p): Skip debug stmts.
11107 (gimple_has_side_effects): Likewise.
11108 (gimple_rhs_has_side_effects): Likewise.
11109 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11110 (gimple_build_debug_bind_stat): Declare.
11111 (gimple_build_debug_bind): Define.
11112 (is_gimple_debug): New.
11113 (gimple_debug_bind_p): New.
11114 (gimple_debug_bind_get_var): New.
11115 (gimple_debug_bind_get_value): New.
11116 (gimple_debug_bind_get_value_ptr): New.
11117 (gimple_debug_bind_set_var): New.
11118 (gimple_debug_bind_set_value): New.
11119 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11120 (gimple_debug_bind_reset_value): New.
11121 (gimple_debug_bind_has_value_p): New.
11122 (gsi_next_nondebug): New.
11123 (gsi_prev_nondebug): New.
11124 (gsi_start_nondebug_bb): New.
11125 (gsi_last_nondebug_bb): New.
11126 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11127 (print_insn): Handle DEBUG_INSN.
11128 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11129 of first insn prevail.
11130 (first_stmt): Skip debug stmts.
11131 (first_non_label_stmt): Likewise.
11132 (last_stmt): Likewise.
11133 (has_zero_uses_1): New.
11134 (single_imm_use_1): New.
11135 (verify_gimple_debug): New.
11136 (verify_types_in_gimple_stmt): Handle debug stmts.
11137 (verify_stmt): Likewise.
11138 (debug_loop_num): Skip debug stmts.
11139 (remove_edge_and_dominated_blocks): Remove dominators last.
11140 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11141 (linearize_expr): Likewise.
11142 * config/i386/i386.c (ix86_delegitimize_address): Call
11143 default implementation.
11144 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11145 (group_barrier_needed): Skip debug insns.
11146 (emit_insn_group_barriers): Likewise.
11147 (emit_all_insn_group_barriers): Likewise.
11148 (ia64_variable_issue): Handle debug insns.
11149 (ia64_dfa_new_cycle): Likewise.
11150 (final_emit_insn_group_barriers): Skip debug insns.
11151 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11152 def cfa without frame.
11153 (process_set): Likewise.
11154 (process_for_unwind_directive): Pass frame on.
11155 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11156 (rs6000_delegitimize_address): New.
11157 (rs6000_debug_adjust_cost): Handle debug insns.
11158 (is_microcoded_insn): Likewise.
11159 (is_cracked_insn): Likewise.
11160 (is_nonpipeline_insn): Likewise.
11161 (insn_must_be_first_in_group): Likewise.
11162 (insn_must_be_last_in_group): Likewise.
11163 (force_new_group): Likewise.
11164 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11165 contains only debug insns.
11166 (rtl_merge_blocks): Skip debug insns.
11167 (purge_dead_edges): Likewise.
11168 (rtl_block_ends_with_call_p): Skip debug insns.
11169 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11170 (mark_reg_dependencies): Skip debug insns.
11171 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11172 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11173 * tree-ssa-threadedge.c
11174 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11175 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11176 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11177 (copyprop_hardreg_forward_1): Handle debug insns.
11178 * reload1.c (reload): Skip debug insns. Replace unassigned
11179 pseudos in debug insns with their equivalences.
11180 (eliminate_regs_in_insn): Skip debug insns.
11181 (emit_input_reload_insns): Skip debug insns at first, adjust
11183 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11184 (get_indirect_ref_operands): Pass opf_no_vops on.
11185 (get_expr_operands): Likewise. Skip debug stmts.
11186 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11188 2009-09-01 Richard Henderson <rth@redhat.com>
11190 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11191 stmt_ends_pp_p statements at least once.
11192 * tree-vrp.c (vrp_initialize): Likewise.
11193 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11195 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11198 Fix AIX bootstrap after PR debug/30161
11199 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11200 that is a GNU extension.
11201 (tmpl_value_parm_die_table): Move the definition of this global
11202 outside #ifdef DWARF2_DEBUGGING_INFO region.
11204 2009-09-01 Richard Guenther <rguenther@suse.de>
11206 * tree.c (tree_expr_size): New function.
11207 * tree.h (tree_expr_size): Declare.
11208 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11209 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11210 * langhooks.c (lhd_expr_size): Remove.
11211 * langhooks.h (struct lang_hooks): Remove expr_size.
11212 * explow.c (expr_size): Use tree_expr_size.
11213 (int_expr_size): Likewise.
11214 * langhooks-def.h (lhd_expr_size): Remove.
11215 (LANG_HOOKS_EXPR_SIZE): Likewise.
11216 (LANG_HOOKS_INITIALIZER): Adjust.
11218 2009-09-01 Richard Guenther <rguenther@suse.de>
11220 * tree-flow.h (mark_addressable): Move declaration ...
11221 * tree.h (mark_addressable): ... here.
11222 * stmt.c (expand_asm_operands): Use mark_addressable, not
11223 lang_hooks.mark_addressable.
11224 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11225 LANG_HOOKS_MARK_ADDRESSABLE.
11226 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11227 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11229 2009-08-31 Chris Demetriou <cgd@google.com>
11231 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11232 vectorize if not TARGET_SSE2.
11234 2009-08-31 DJ Delorie <dj@redhat.com>
11236 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11237 registers if no coprocessor is enabled.
11239 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11242 * cgraph.h (cgraph_get_node): Declare ...
11243 * cgraph.c (cgraph_get_node): ... new function.
11244 * dwarf2out.c (gen_generic_params_dies,
11245 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11246 make_ith_pack_parameter_name,
11247 append_entry_to_tmpl_value_parm_die_table,
11248 gen_remaining_tmpl_value_param_die_attribute): New functions.
11249 (gen_subprogram_die): Generate debug info for template parameters
11250 if debug info level is higher than DINFO_LEVEL_TERSE.
11251 Use tree_add_const_value_attribute_for_decl instead of
11252 tree_add_const_value_attribute.
11253 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11254 instead of tree_add_const_value_attribute.
11255 (gen_struct_or_union_type_die): Generate debug
11256 info for template parameters if debug info level is higher than
11258 (tree_add_const_value_attribute): Handle integral and pointer
11259 constants. Update comment.
11260 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11261 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11262 (reference_to_unused): Fix thinko. Remove redundant predicates from
11264 (tree_add_const_value_attribute): Make this work for constant
11266 tree_add_const_value_attribute_for_decl is to be used for variable
11268 (add_location_or_const_value_attribute): Use
11269 tree_add_const_value_attribute_for_decl now.
11270 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11271 DW_TAG_template_value_param DIEs after function DIEs have been
11273 * langhooks.h (lang_hooks_for_types): Add
11274 get_argument_pack_elems.
11275 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11276 (lang_hooks): Added get_innermost_generic_parms,
11277 get_innermost_generic_args.
11278 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11279 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11280 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11281 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11283 2009-08-31 DJ Delorie <dj@redhat.com>
11285 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11286 it once we start generating the prologue or epilogue.
11287 (mep_call_saves_register): If the frame is locked, re-use
11289 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11290 (mep_expand_prologue): Call it.
11291 (mep_expand_epilogue): Likewise.
11292 (mep_start_function): Use the same logic as mep_expand_prologue.
11293 (mep_pass_by_reference): Make logic more readable.
11294 (mep_return_in_memory): Zero-sized objects are passed in memory.
11295 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11297 2009-08-31 Richard Guenther <rguenther@suse.de>
11299 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11300 to query if the memory regions for memmove overlap.
11301 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11302 asserts on pointers, instead deal with odd trees.
11303 (ptr_derefs_may_alias_p): Likewise.
11304 (refs_may_alias_p_1): Constructor bases also never alias.
11306 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11308 * doc/install.texi (Final install): Adjust reference on where to
11309 order printed manuals.
11311 2009-08-30 Olivier Hainque <hainque@adacore.com>
11313 * dwarf2out.c (switch_to_frame_table_section): Move
11314 definition prior to first use.
11316 2009-08-30 Richard Guenther <rguenther@suse.de>
11318 PR tree-optimization/41186
11319 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11320 (ao_ref_init_from_ptr_and_size): New function.
11321 (ref_maybe_used_by_call_p_1): Be more precise tracking
11322 used ranges for builtin functions.
11323 (ref_maybe_used_by_call_p): Adjust.
11324 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11325 ranges for builtin functions.
11326 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11328 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11331 * fwprop.c (get_reg_use_in): Delete.
11332 (free_load_extend): New function.
11333 (forward_propagate_subreg): Use it.
11335 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11337 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11339 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11342 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11345 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11347 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11348 fini or fini_array section.
11350 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11352 * graphite-dependences.c (graphite_legal_transform_bb): Call
11353 pbb_remove_duplicate_pdrs.
11354 * graphite-poly.c (can_collapse_pdr): Removed.
11355 (pdr_find_duplicate): Removed.
11356 (can_collapse_pdrs): New.
11357 (pbb_remove_duplicate_pdrs): New.
11358 (new_poly_dr): Do not look for duplicates.
11359 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11360 (PBB_PDR_DUPLICATES_REMOVED): New.
11361 (pbb_remove_duplicate_pdrs): Declared.
11363 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11365 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11366 the strides by multiplying by PDR_NB_REFS.
11367 * graphite-poly.c (can_collapse_pdr): New.
11368 (pdr_find_duplicate): New.
11369 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11370 Initialize PDR_NB_REFS.
11371 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11372 (PDR_NB_REFS): New.
11373 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11375 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11377 PR middle-end/40965
11378 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11381 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11383 * graphite-dependences.c (pddr_original_scattering): Return NULL
11384 for read-read dependence relations.
11385 * graphite-poly.h (enum poly_dr_type): Fix comment.
11387 (pdr_write_p): New.
11388 (pdr_may_write_p): New.
11390 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11392 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11393 (struct poly_dr): Same.
11394 (new_poly_dr): Same.
11395 * graphite-poly.c (new_poly_dr): Same.
11396 * graphite-dependences.c (dot_deps): Disable call to system.
11398 2009-08-28 Cary Coutant <ccoutant@google.com>
11401 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11402 struct/union/enum types local to a function.
11404 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11405 Sebastian Pop <sebastian.pop@amd.com>
11407 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11408 pbb_strip_mine_time_depth. Changed the implementation so that
11409 transformation is expressed as a transformation on
11410 time (scatttering) dimensions. Also, ensures that the 2d+1
11411 scheduling format is preserved.
11412 (pbb_strip_mine_profitable_p): Profitability is based on the
11413 iteration number of a given time (scattering) dimension,
11414 and not on a original loop depth dimension.
11415 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11416 (pbb_do_strip_mine): Call psct_dynamic_dim.
11417 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11418 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11419 (pbb_nb_dynamic_scattering_transform): New.
11420 (psct_dynamic_dim): New.
11422 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11424 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11425 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11426 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11427 * graphite-interchange.c (build_linearized_memory_access): Same.
11428 (memory_stride_in_loop): Same.
11430 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11432 * graphite-dependences.c (pddr_original_scattering): New.
11433 (graphite_legal_transform_dr): Call pddr_original_scattering.
11436 * graphite-dependences.h (dot_deps): Declared.
11437 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11438 (print_pdr): Print PDR_ID.
11439 * graphite-poly.h (struct poly_dr): Add field id.
11442 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11444 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11446 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11447 not delete the original dependence relation.
11449 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11451 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11452 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11453 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11454 (free_poly_ddr): New.
11455 (pddr_is_empty): New.
11456 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11457 (dependence_polyhedron): Same. Remove useless gcc_assert.
11459 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11460 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11461 * graphite-dependences.h (enum poly_dependence_kind): New.
11462 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11463 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11464 (PDRP_SINK): Renamed PDDR_SINK.
11465 (PDRP_DDP): Renamed PDDR_DDP.
11467 (free_poly_ddr): Declared.
11468 * graphite-poly.c (new_scop): Use the new hash function names.
11469 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11470 into original_pddrs.
11471 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11473 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11475 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11476 bounds with LT_EXPR to make niter analysis more precise on code
11477 generated by Graphite.
11479 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11481 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11482 (graphite_legal_transform_bb): Same.
11483 (poly_drs_may_alias_p): Same.
11485 2009-08-28 Richard Guenther <rguenther@suse.de>
11487 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11489 2009-08-28 Jan Beulich <jbeulich@novell.com>
11491 * config/i386/netware.c: Include langhooks.h.
11492 (i386_nlm_encode_section_info): Simplify.
11493 (netware_override_options): Delete.
11494 * config/i386/netware.h (netware_override_options): Delete
11496 (OVERRIDE_OPTIONS): Delete definition.
11497 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11498 (ASM_COMMENT_START): Define.
11499 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11501 2009-08-28 Jan Beulich <jbeulich@novell.com>
11503 * configure.ac: For in-tree ld, do a plain version check to
11504 determine whether comdat groups are supported.
11505 * configure: Regenerate.
11507 2009-08-28 Olivier Hainque <hainque@adacore.com>
11509 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11510 always defined. Reflect definition or absence of such for
11511 COLLECT_EXPORT_LIST. Readability helper.
11512 (scanfilter): New enum, to help control what symbols
11513 are to be considered or ignored by scan_prog_file.
11514 (enum pass): Rename as "scanpass", moved together with scanfilter
11515 prior to scan_prog_file's prototype.
11516 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11517 Group prototype with the scanpass/scanfilter definitions, factorize
11518 head comments for the several implementations at the prototype.
11519 (main): Reorganize the first pass link control to let AIX
11520 drag only the needed frame tables in executables. Prevent
11521 frame tables collection during the scan aimed at static ctors.
11522 Pre-link and scan for frame tables later to compensate.
11523 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11524 A C statement to issue assembly directives that create a reference
11525 to the given DWARF table identifier label from the current function
11527 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11528 to differentiate first time section entry. Only emit a .data
11529 tables start identifier label the first time around.
11530 (switch_to_frame_table_section): New function. Helper for
11531 output_call_frame_info to switch possibly BACK into the eh_frame
11532 or the debug_frame section depending on FOR_EH.
11533 (output_call_frame_info): Use helper to first enter the proper
11535 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11536 emit a link to the frame table start label from each function
11538 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11539 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11540 * config/rs6000/rs6000-protos.h: Declare it.
11541 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11543 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11545 * config/sh/sh.c (split_branches): Check the result of
11548 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11550 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11551 using -pthread -fopenmp
11553 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11555 * doc/service.texi (service directory): Update URL.
11557 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11559 PR rtl-optimization/40861
11560 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11561 extract word from a multi-word subreg for negative byte positions.
11563 2009-08-27 Tristan Gingold <gingold@adacore.com>
11564 Douglas B Rupp <rupp@gnat.com>
11566 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11567 (SECTION_VMS_OVERLAY): Define.
11568 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11570 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11572 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11573 common_object declarations.
11574 (ia64_section_type_flags): Set section flag for common_object.
11575 * config/ia64/ia64-protos.h
11576 (ia64_vms_output_aligned_decl_common): Declare.
11577 (ia64_vms_elf_asm_named_section): Declare.
11579 2009-08-27 Michael Matz <matz@suse.de>
11581 * expr.c (expand_expr_real_2): New function taking exploded
11582 unary or binary expression, split out from ...
11583 (expand_expr_real_1): ... here. Move over all unary/binary
11584 switch parts to above function, in particular these codes:
11585 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11586 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11587 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11588 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11589 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11590 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11591 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11592 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11593 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11594 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11595 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11596 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11597 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11598 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11599 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11600 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11601 VEC_PACK_FIX_TRUNC_EXPR.
11602 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11605 2009-08-27 Richard Guenther <rguenther@suse.de>
11607 * gengtype.c (main): Handle uint64_t.
11608 * ipa-utils.c (get_base_var): Indent properly.
11609 * tree-ssa-live.c (debug_scope_block): New function.
11610 * tree-flow.h (debug_scope_block): Declare.
11611 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11612 * basic-block.h (enum profile_status): Rename to
11613 enum profile_status_d.
11614 (x_profile_status): Adjust type.
11616 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11619 * dwarf2out.c (get_context_die): Declare this static function.
11620 (gen_type_die_with_usage): Make sure a DIE is a generated for
11621 the context of a typedef.
11623 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11625 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11628 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11630 * config/mips/mips-protos.h (mips_output_sync): Declare.
11631 (mips_sync_loop_insns): Likewise.
11632 (mips_output_sync_loop): Replace first two parameters with an rtx.
11633 * config/mips/mips.c (mips_multi_member): New structure.
11634 (mips_multi_members): New variable.
11635 (mips_multi_start): New function.
11636 (mips_multi_add): Likewise.
11637 (mips_multi_add_insn): Likewise.
11638 (mips_multi_add_label): Likewise.
11639 (mips_multi_last_index): Likewise.
11640 (mips_multi_copy_insn): Likewise.
11641 (mips_multi_set_operand): Likewise.
11642 (mips_multi_write): Likewise.
11643 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11644 (mips_init_print_operand_punct): Update accordingly.
11645 (mips_start_ll_sc_sync_block): New function.
11646 (mips_end_ll_sc_sync_block): Likewise.
11647 (mips_output_sync): Likewise.
11648 (mips_sync_insn1_template): Likewise.
11649 (mips_sync_insn2_template): Likewise.
11650 (mips_get_sync_operand): Likewise.
11651 (mips_process_sync_loop): Likewise.
11652 (mips_output_sync_loop): Use mips_process_sync_loop.
11653 (mips_sync_loop_insns): New function.
11654 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11655 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11656 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11657 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11658 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11659 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11660 (MIPS_SYNC_OLD_OP_12): Likewise.
11661 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11662 (MIPS_SYNC_NEW_OP_12): Likewise.
11663 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11664 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11665 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11666 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11667 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11668 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11669 * config/mips/mips.md (sync_mem): New attribute.
11670 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11671 (sync_exclusive_mask, sync_required_oldval): Likewise.
11672 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11673 (sync_release_barrier): Likewise.
11674 (length): Handle sync loops.
11675 (sync): Use mips_output_sync.
11676 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11677 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11678 and use mips_output_sync_loop.
11679 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11680 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11681 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11682 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11683 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11684 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11685 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11686 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11687 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11689 2009-08-26 Richard Guenther <rguenther@suse.de>
11691 PR middle-end/41163
11692 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11693 the types to not match.
11694 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11696 * tree-ssa.c (useless_type_conversion_p): Conversions to
11697 pointers to unprototyped functions are useless.
11699 2009-08-26 Richard Guenther <rguenther@suse.de>
11701 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11702 whole-program condition, prepare to be called for non-globals.
11703 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11704 params build a representative with known type and track its fields.
11706 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11708 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11709 clearing by a taken branch.
11710 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11711 effectively after bbro pass.
11712 (sync_nand<mode>): Ditto.
11713 (sync_old_<fetchop_name><mode>): Ditto.
11714 (sync_old_nand<mode>): Ditto.
11715 (sync_new_<fetchop_name><mode>): Dito.
11716 (sync_new_nand<mode>): Ditto.
11717 (sync_compare_and_swap<mode>_1): Ditto.
11718 (*sync_compare_and_swap<mode>): Ditto.
11719 (sync_lock_test_and_set<mode>_1): Ditto.
11720 ("sync_lock_test_and_set<mode>): Ditto.
11722 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11724 * hwint.h (HOST_LONG_FORMAT): New macro
11725 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11726 Use HOST_PTR_PRINTF.
11727 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11728 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11729 (HOST_PTR_PRINTF): Document.
11731 2009-08-25 Jan Hubicka <jh@suse.cz>
11733 * config/i386/bmmintrin.h: Replace by #error.
11736 Michael Meissner <michael.meissner@amd.com>
11737 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11738 Tony Linthicum <tony.linthicum@amd.com>
11740 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11741 (TARGET_ROUND): New macro for the round/ptest instructions which
11742 are shared between SSE4.1 and SSE5.
11743 (OPTION_MASK_ISA_ROUND): Ditto.
11744 (OPTION_ISA_ROUND): Ditto.
11745 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11746 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11748 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11749 (-mfused-madd): New switch to give users control over whether the
11750 compiler optimizes to use the multiply/add SSE5 instructions.
11752 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11753 (ix86_handle_option): Turn off 3dnow if -msse5.
11754 (override_options): Add SSE5 support.
11755 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11757 (ix86_expand_sse_movcc): Add SSE5 support.
11758 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11759 vector type to the next largest size.
11760 (ix86_expand_sse5_pack): New function to use pperm to pack a
11761 vector type to the next smallest size.
11762 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11763 (IX86_BUILTIN_FMADDSD): Ditto.
11764 (IX86_BUILTIN_FMADDPS): Ditto.
11765 (IX86_BUILTIN_FMADDPD): Ditto.
11766 (IX86_BUILTIN_FMSUBSS): Ditto.
11767 (IX86_BUILTIN_FMSUBSD): Ditto.
11768 (IX86_BUILTIN_FMSUBPS): Ditto.
11769 (IX86_BUILTIN_FMSUBPD): Ditto.
11770 (IX86_BUILTIN_FNMADDSS): Ditto.
11771 (IX86_BUILTIN_FNMADDSD): Ditto.
11772 (IX86_BUILTIN_FNMADDPS): Ditto.
11773 (IX86_BUILTIN_FNMADDPD): Ditto.
11774 (IX86_BUILTIN_FNMSUBSS): Ditto.
11775 (IX86_BUILTIN_FNMSUBSD): Ditto.
11776 (IX86_BUILTIN_FNMSUBPS): Ditto.
11777 (IX86_BUILTIN_FNMSUBPD): Ditto.
11778 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11779 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11780 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11781 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11782 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11783 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11784 (IX86_BUILTIN_PPERM): Ditto.
11785 (IX86_BUILTIN_PERMPS): Ditto.
11786 (IX86_BUILTIN_PERMPD): Ditto.
11787 (IX86_BUILTIN_PMACSSWW): Ditto.
11788 (IX86_BUILTIN_PMACSWW): Ditto.
11789 (IX86_BUILTIN_PMACSSWD): Ditto.
11790 (IX86_BUILTIN_PMACSWD): Ditto.
11791 (IX86_BUILTIN_PMACSSDD): Ditto.
11792 (IX86_BUILTIN_PMACSDD): Ditto.
11793 (IX86_BUILTIN_PMACSSDQL): Ditto.
11794 (IX86_BUILTIN_PMACSSDQH): Ditto.
11795 (IX86_BUILTIN_PMACSDQL): Ditto.
11796 (IX86_BUILTIN_PMACSDQH): Ditto.
11797 (IX86_BUILTIN_PMADCSSWD): Ditto.
11798 (IX86_BUILTIN_PMADCSWD): Ditto.
11799 (IX86_BUILTIN_PHADDBW): Ditto.
11800 (IX86_BUILTIN_PHADDBD): Ditto.
11801 (IX86_BUILTIN_PHADDBQ): Ditto.
11802 (IX86_BUILTIN_PHADDWD): Ditto.
11803 (IX86_BUILTIN_PHADDWQ): Ditto.
11804 (IX86_BUILTIN_PHADDDQ): Ditto.
11805 (IX86_BUILTIN_PHADDUBW): Ditto.
11806 (IX86_BUILTIN_PHADDUBD): Ditto.
11807 (IX86_BUILTIN_PHADDUBQ): Ditto.
11808 (IX86_BUILTIN_PHADDUWD): Ditto.
11809 (IX86_BUILTIN_PHADDUWQ): Ditto.
11810 (IX86_BUILTIN_PHADDUDQ): Ditto.
11811 (IX86_BUILTIN_PHSUBBW): Ditto.
11812 (IX86_BUILTIN_PHSUBWD): Ditto.
11813 (IX86_BUILTIN_PHSUBDQ): Ditto.
11814 (IX86_BUILTIN_PROTB): Ditto.
11815 (IX86_BUILTIN_PROTW): Ditto.
11816 (IX86_BUILTIN_PROTD): Ditto.
11817 (IX86_BUILTIN_PROTQ): Ditto.
11818 (IX86_BUILTIN_PROTB_IMM): Ditto.
11819 (IX86_BUILTIN_PROTW_IMM): Ditto.
11820 (IX86_BUILTIN_PROTD_IMM): Ditto.
11821 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11822 (IX86_BUILTIN_PSHLB): Ditto.
11823 (IX86_BUILTIN_PSHLW): Ditto.
11824 (IX86_BUILTIN_PSHLD): Ditto.
11825 (IX86_BUILTIN_PSHLQ): Ditto.
11826 (IX86_BUILTIN_PSHAB): Ditto.
11827 (IX86_BUILTIN_PSHAW): Ditto.
11828 (IX86_BUILTIN_PSHAD): Ditto.
11829 (IX86_BUILTIN_PSHAQ): Ditto.
11830 (IX86_BUILTIN_FRCZSS): Ditto.
11831 (IX86_BUILTIN_FRCZSD): Ditto.
11832 (IX86_BUILTIN_FRCZPS): Ditto.
11833 (IX86_BUILTIN_FRCZPD): Ditto.
11834 (IX86_BUILTIN_CVTPH2PS): Ditto.
11835 (IX86_BUILTIN_CVTPS2PH): Ditto.
11836 (IX86_BUILTIN_COMEQSS): Ditto.
11837 (IX86_BUILTIN_COMNESS): Ditto.
11838 (IX86_BUILTIN_COMLTSS): Ditto.
11839 (IX86_BUILTIN_COMLESS): Ditto.
11840 (IX86_BUILTIN_COMGTSS): Ditto.
11841 (IX86_BUILTIN_COMGESS): Ditto.
11842 (IX86_BUILTIN_COMUEQSS): Ditto.
11843 (IX86_BUILTIN_COMUNESS): Ditto.
11844 (IX86_BUILTIN_COMULTSS): Ditto.
11845 (IX86_BUILTIN_COMULESS): Ditto.
11846 (IX86_BUILTIN_COMUGTSS): Ditto.
11847 (IX86_BUILTIN_COMUGESS): Ditto.
11848 (IX86_BUILTIN_COMORDSS): Ditto.
11849 (IX86_BUILTIN_COMUNORDSS): Ditto.
11850 (IX86_BUILTIN_COMFALSESS): Ditto.
11851 (IX86_BUILTIN_COMTRUESS): Ditto.
11852 (IX86_BUILTIN_COMEQSD): Ditto.
11853 (IX86_BUILTIN_COMNESD): Ditto.
11854 (IX86_BUILTIN_COMLTSD): Ditto.
11855 (IX86_BUILTIN_COMLESD): Ditto.
11856 (IX86_BUILTIN_COMGTSD): Ditto.
11857 (IX86_BUILTIN_COMGESD): Ditto.
11858 (IX86_BUILTIN_COMUEQSD): Ditto.
11859 (IX86_BUILTIN_COMUNESD): Ditto.
11860 (IX86_BUILTIN_COMULTSD): Ditto.
11861 (IX86_BUILTIN_COMULESD): Ditto.
11862 (IX86_BUILTIN_COMUGTSD): Ditto.
11863 (IX86_BUILTIN_COMUGESD): Ditto.
11864 (IX86_BUILTIN_COMORDSD): Ditto.
11865 (IX86_BUILTIN_COMUNORDSD): Ditto.
11866 (IX86_BUILTIN_COMFALSESD): Ditto.
11867 (IX86_BUILTIN_COMTRUESD): Ditto.
11868 (IX86_BUILTIN_COMEQPS): Ditto.
11869 (IX86_BUILTIN_COMNEPS): Ditto.
11870 (IX86_BUILTIN_COMLTPS): Ditto.
11871 (IX86_BUILTIN_COMLEPS): Ditto.
11872 (IX86_BUILTIN_COMGTPS): Ditto.
11873 (IX86_BUILTIN_COMGEPS): Ditto.
11874 (IX86_BUILTIN_COMUEQPS): Ditto.
11875 (IX86_BUILTIN_COMUNEPS): Ditto.
11876 (IX86_BUILTIN_COMULTPS): Ditto.
11877 (IX86_BUILTIN_COMULEPS): Ditto.
11878 (IX86_BUILTIN_COMUGTPS): Ditto.
11879 (IX86_BUILTIN_COMUGEPS): Ditto.
11880 (IX86_BUILTIN_COMORDPS): Ditto.
11881 (IX86_BUILTIN_COMUNORDPS): Ditto.
11882 (IX86_BUILTIN_COMFALSEPS): Ditto.
11883 (IX86_BUILTIN_COMTRUEPS): Ditto.
11884 (IX86_BUILTIN_COMEQPD): Ditto.
11885 (IX86_BUILTIN_COMNEPD): Ditto.
11886 (IX86_BUILTIN_COMLTPD): Ditto.
11887 (IX86_BUILTIN_COMLEPD): Ditto.
11888 (IX86_BUILTIN_COMGTPD): Ditto.
11889 (IX86_BUILTIN_COMGEPD): Ditto.
11890 (IX86_BUILTIN_COMUEQPD): Ditto.
11891 (IX86_BUILTIN_COMUNEPD): Ditto.
11892 (IX86_BUILTIN_COMULTPD): Ditto.
11893 (IX86_BUILTIN_COMULEPD): Ditto.
11894 (IX86_BUILTIN_COMUGTPD): Ditto.
11895 (IX86_BUILTIN_COMUGEPD): Ditto.
11896 (IX86_BUILTIN_COMORDPD): Ditto.
11897 (IX86_BUILTIN_COMUNORDPD): Ditto.
11898 (IX86_BUILTIN_COMFALSEPD): Ditto.
11899 (IX86_BUILTIN_COMTRUEPD): Ditto.
11900 (IX86_BUILTIN_PCOMEQUB): Ditto.
11901 (IX86_BUILTIN_PCOMNEUB): Ditto.
11902 (IX86_BUILTIN_PCOMLTUB): Ditto.
11903 (IX86_BUILTIN_PCOMLEUB): Ditto.
11904 (IX86_BUILTIN_PCOMGTUB): Ditto.
11905 (IX86_BUILTIN_PCOMGEUB): Ditto.
11906 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11907 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11908 (IX86_BUILTIN_PCOMEQUW): Ditto.
11909 (IX86_BUILTIN_PCOMNEUW): Ditto.
11910 (IX86_BUILTIN_PCOMLTUW): Ditto.
11911 (IX86_BUILTIN_PCOMLEUW): Ditto.
11912 (IX86_BUILTIN_PCOMGTUW): Ditto.
11913 (IX86_BUILTIN_PCOMGEUW): Ditto.
11914 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11915 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11916 (IX86_BUILTIN_PCOMEQUD): Ditto.
11917 (IX86_BUILTIN_PCOMNEUD): Ditto.
11918 (IX86_BUILTIN_PCOMLTUD): Ditto.
11919 (IX86_BUILTIN_PCOMLEUD): Ditto.
11920 (IX86_BUILTIN_PCOMGTUD): Ditto.
11921 (IX86_BUILTIN_PCOMGEUD): Ditto.
11922 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11923 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11924 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11925 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11926 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11927 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11928 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11929 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11930 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11931 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11932 (IX86_BUILTIN_PCOMEQB): Ditto.
11933 (IX86_BUILTIN_PCOMNEB): Ditto.
11934 (IX86_BUILTIN_PCOMLTB): Ditto.
11935 (IX86_BUILTIN_PCOMLEB): Ditto.
11936 (IX86_BUILTIN_PCOMGTB): Ditto.
11937 (IX86_BUILTIN_PCOMGEB): Ditto.
11938 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11939 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11940 (IX86_BUILTIN_PCOMEQW): Ditto.
11941 (IX86_BUILTIN_PCOMNEW): Ditto.
11942 (IX86_BUILTIN_PCOMLTW): Ditto.
11943 (IX86_BUILTIN_PCOMLEW): Ditto.
11944 (IX86_BUILTIN_PCOMGTW): Ditto.
11945 (IX86_BUILTIN_PCOMGEW): Ditto.
11946 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11947 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11948 (IX86_BUILTIN_PCOMEQD): Ditto.
11949 (IX86_BUILTIN_PCOMNED): Ditto.
11950 (IX86_BUILTIN_PCOMLTD): Ditto.
11951 (IX86_BUILTIN_PCOMLED): Ditto.
11952 (IX86_BUILTIN_PCOMGTD): Ditto.
11953 (IX86_BUILTIN_PCOMGED): Ditto.
11954 (IX86_BUILTIN_PCOMFALSED): Ditto.
11955 (IX86_BUILTIN_PCOMTRUED): Ditto.
11956 (IX86_BUILTIN_PCOMEQQ): Ditto.
11957 (IX86_BUILTIN_PCOMNEQ): Ditto.
11958 (IX86_BUILTIN_PCOMLTQ): Ditto.
11959 (IX86_BUILTIN_PCOMLEQ): Ditto.
11960 (IX86_BUILTIN_PCOMGTQ): Ditto.
11961 (IX86_BUILTIN_PCOMGEQ): Ditto.
11962 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11963 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11964 (enum multi_arg_type): New enum for describing the various SSE5
11965 intrinsic argument types.
11966 (bdesc_multi_arg): New table for SSE5 intrinsics.
11967 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11968 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11970 (ix86_expand_builtin): Add SSE5 intrinsic support.
11971 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11972 operand instructions.
11973 (ix86_expand_sse5_multiple_memory): New function to split the
11974 second memory reference from SSE5 instructions.
11975 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11976 (ix86_return_pops_args): Use stdarg_p to determine if the function
11977 has variable arguments.
11978 (ix86_setup_incoming_varargs): Ditto.
11979 (x86_this_parameter): Ditto.
11981 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11983 (ix86_expand_sse5_pack): Ditto.
11984 (ix86_sse5_valid_op_p): Ditto.
11985 (ix86_expand_sse5_multiple_memory): Ditto.
11987 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11988 constant for SSE5 support.
11989 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11990 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11991 (UNSPEC_SSE5_PERMUTE): Ditto.
11992 (UNSPEC_SSE5_ASHIFT): Ditto.
11993 (UNSPEC_SSE5_LSHIFT): Ditto.
11994 (UNSPEC_FRCZ): Ditto.
11995 (UNSPEC_CVTPH2PS): Ditto.
11996 (UNSPEC_CVTPS2PH): Ditto.
11997 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11998 (PCOM_TRUE): Ditto.
11999 (COM_FALSE_S): Ditto.
12000 (COM_FALSE_P): Ditto.
12001 (COM_TRUE_S): Ditto.
12002 (COM_TRUE_P): Ditto.
12003 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12004 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12006 (memory attribute): Ditto.
12007 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12008 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12009 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12010 (floor<mode>2): Ditto.
12011 (ceil<mode>2): Ditto.
12012 (btrunc<mode>2): Ditto.
12013 (nearbyintdf2): Ditto.
12014 (nearbyintsf2): Ditto.
12015 (sse_setccsf): Disable if SSE5.
12016 (sse_setccdf): Ditto.
12017 (sse5_setcc<mode>): New support for SSE5 conditional move.
12018 (sse5_pcmov_<mode>): Ditto.
12020 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12021 (SSEMODEF4): Ditto.
12022 (SSEMODEF2P): Ditto.
12023 (ssemodesuffixf4): New mode attribute for SSE5.
12024 (ssemodesuffixf2s): Ditto.
12025 (ssemodesuffixf2c): Ditto.
12026 (sserotatemax): Ditto.
12027 (ssescalarmode): Ditto.
12028 (sse_maskcmpv4sf3): Disable if SSE5.
12029 (sse_maskcmpv2df3): Ditto.
12030 (sse_vmmaskcmpv4sf3): Ditto.
12031 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12032 (sse5_vmfmadd<mode>4): Ditto.
12033 (sse5_fmsub<mode>4): Ditto.
12034 (sse5_vmfmsub<mode>4): Ditto.
12035 (sse5_fnmadd<mode>4): Ditto.
12036 (sse5_vmfnmadd<mode>4): Ditto.
12037 (sse5_fnmsub<mode>4): Ditto.
12038 (sse5_vmfnmsub<mode>4): Ditto.
12039 (sse5i_fmadd<mode>4): Ditto.
12040 (sse5i_fmsub<mode>4): Ditto.
12041 (sse5i_fnmadd<mode>4): Ditto.
12042 (sse5i_fnmsub<mode>4): Ditto.
12043 (sse5i_vmfmadd<mode>4): Ditto.
12044 (sse5i_vmfmsub<mode>4): Ditto.
12045 (sse5i_vmfnmadd<mode>4): Ditto.
12046 (sse5i_vmfnmsub<mode>4): Ditto.
12047 (mulv16qi3): Add SSE5 support.
12049 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12050 (sse2_mulv4si3): Disable if SSE5.
12051 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12052 (sse4_1_roundps): Ditto.
12053 (sse4_1_roundsd): Ditto.
12054 (sse4_1_roundss): Ditto.
12055 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12057 (sse_maskcmpsf3): Ditto.
12058 (sse_vmmaskcmpv4sf3): Ditto.
12059 (sse2_maskcmpv2df3): Ditto.
12060 (sse2_maskcmpdf3): Ditto.
12061 (sse2_vmmaskcmpv2df3): Ditto.
12062 (sse2_eq<mode>3): Ditto.
12063 (sse2_gt<mode>3): Ditto.
12064 (sse5_pcmov_<mode>): Add SSE5 support.
12065 (vec_unpacku_hi_v16qi): Ditto.
12066 (vec_unpacks_hi_v16qi): Ditto.
12067 (vec_unpacku_lo_v16qi): Ditto.
12068 (vec_unpacks_lo_v16qi): Ditto.
12069 (vec_unpacku_hi_v8hi): Ditto.
12070 (vec_unpacks_hi_v8hi): Ditto.
12071 (vec_unpacku_lo_v8hi): Ditto.
12072 (vec_unpacks_lo_v8hi): Ditto.
12073 (vec_unpacku_hi_v4si): Ditto.
12074 (vec_unpacks_hi_v4si): Ditto.
12075 (vec_unpacku_lo_v4si): Ditto.
12076 (vec_unpacks_lo_v4si): Ditto.
12077 (sse5_pmacsww): New SSE5 intrinsic insn.
12078 (sse5_pmacssww): Ditto.
12079 (sse5_pmacsdd): Ditto.
12080 (sse5_pmacssdd): Ditto.
12081 (sse5_pmacssdql): Ditto.
12082 (sse5_pmacssdqh): Ditto.
12083 (sse5_pmacsdqh): Ditto.
12084 (sse5_pmacsswd): Ditto.
12085 (sse5_pmacswd): Ditto.
12086 (sse5_pmadcsswd): Ditto.
12087 (sse5_pmadcswd): Ditto.
12088 (sse5_pcmov_<move>): Conditional move support on SSE5.
12089 (sse5_phaddbw): New SSE5 intrinsic insn.
12090 (sse5_phaddbd): Ditto.
12091 (sse5_phaddbq): Ditto.
12092 (sse5_phaddwd): Ditto.
12093 (sse5_phaddwq): Ditto.
12094 (sse5_phadddq): Ditto.
12095 (sse5_phaddubw): Ditto.
12096 (sse5_phaddubd): Ditto.
12097 (sse5_phaddubq): Ditto.
12098 (sse5_phadduwd): Ditto.
12099 (sse5_phadduwq): Ditto.
12100 (sse5_phaddudq): Ditto.
12101 (sse5_phsubbw): Ditto.
12102 (sse5_phsubwd): Ditto.
12103 (sse5_phsubdq): Ditto.
12104 (sse5_pperm): Ditto.
12105 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12106 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12107 (sse5_pperm_sign_v8hi_v4si): Ditto.
12108 (sse5_pperm_zero_v8hi_v4si): Ditto.
12109 (sse5_pperm_sign_v4si_v2di): Ditto.
12110 (sse5_pperm_sign_v4si_v2di): Ditto.
12111 (sse5_pperm_pack_v2di_v4si): Ditto.
12112 (sse5_pperm_pack_v4si_v8hi): Ditto.
12113 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12114 (sse5_perm<mode>): New SSE5 intrinsic insn.
12115 (rotl<mode>3): Ditto.
12116 (sse5_rotl<mode>3): Ditto.
12117 (sse5_ashl<mode>3): Ditto.
12118 (sse5_lshl<mode>3): Ditto.
12119 (sse5_frcz<mode>2): Ditto.
12120 (sse5s_frcz<mode>2): Ditto.
12121 (sse5_cvtph2ps): Ditto.
12122 (sse5_cvtps2ph): Ditto.
12123 (sse5_vmmaskcmp<mode>3): Ditto.
12124 (sse5_com_tf<mode>3): Ditto.
12125 (sse5_maskcmp<mode>3): Ditto.
12126 (sse5_maskcmp_uns<mode>3): Ditto.
12127 (sse5_maskcmp_uns2<mode>3): Ditto.
12128 (sse5_pcom_tf<mode>3): Ditto.
12130 * config/i386/predicates.md (sse5_comparison_float_operator):
12131 New predicate to match the comparison operators supported by
12132 the SSE5 com instruction.
12133 (ix86_comparison_int_operator): New predicate to match just the
12134 signed int comparisons.
12135 (ix86_comparison_uns_operator): New predicate to match just the
12136 unsigned int comparisons.
12138 * doc/invoke.texi (-msse5): Add documentation.
12139 (-mfused-madd): Ditto.
12141 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12143 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12145 (x86_64-*-*): Ditto.
12147 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12149 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12150 intrinisics for SSE5.
12152 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12155 * config/i386/mmintrin-common.h: New file, to contain common
12156 instructions between SSE4.1 and SSE5.
12158 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12159 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12160 (gen_regparm_prefix): Ditto.
12162 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12163 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12164 prototype_p to determine if a function is prototyped.
12166 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12168 * c-common.c (c_common_reswords) add the alignof keyword,
12169 with same RID as __alignof and __alignof__
12171 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12173 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12174 * hooks.c (hook_bool_const_int_const_int_true): New function.
12175 * target.h (struct gcc_target): Add can_eliminate field.
12176 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12177 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12178 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12179 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12180 (elim_table): Revise comment.
12181 * system.h (CAN_ELIMINATE): Poison.
12182 * defaults.h (CAN_ELIMINATE): Remove.
12183 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12185 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12186 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12188 (alpha_vms_can_eliminate): Declare as static, change return type to
12190 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12192 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12193 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12194 (arm_can_eliminate): New function.
12196 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12197 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12198 (avr_can_eliminate): Declare as static.
12199 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12201 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12202 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12203 (bfin_can_eliminate): New function.
12205 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12206 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12207 (crx_can_eliminate): New function.
12209 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12210 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12211 (fr30_can_eliminate): New function.
12213 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12214 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12215 (frv_can_eliminate): New function.
12217 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12218 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12219 (h8300_can_eliminate): New function.
12221 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12222 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12223 (i386_can_eliminate): Declare as static, change return type to bool.
12224 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12226 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12227 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12228 (ia64_can_eliminate): New function.
12230 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12231 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12232 (iq2000_can_eliminate): New function.
12234 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12235 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12236 (m32r_can_eliminate): New function.
12238 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12239 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12240 (m68hc11_can_eliminate): New function.
12242 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12243 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12244 (m68k_can_eliminate): New function.
12246 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12247 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12248 (mep_can_eliminate): New function.
12250 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12251 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12252 (mips_can_eliminate): New function.
12254 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12255 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12256 (rs6000_can_eliminate): New function.
12258 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12259 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12260 (s390_can_eliminate): Declare as static.
12261 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12263 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12264 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12265 (score_can_eliminate): New function.
12267 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12268 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12269 (sparc_can_eliminate): Declare as static.
12270 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12272 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12273 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12274 (xstormy16_can_eliminate): New function.
12276 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12277 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12278 (v850_can_eliminate): New function.
12280 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12282 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12283 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12284 (*movdfcc_ext[1234]): Disable for IEEE mode.
12286 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12288 * gimplify.c (prepare_gimple_addressable): New static function.
12289 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12291 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12292 manually fiddling with it.
12294 2009-08-25 Michael Matz <matz@suse.de>
12296 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12297 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12299 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12300 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12301 (do_jump): Split out code for simple binary comparisons into ...
12302 (do_jump_1): ... this, taking the individual operands and code.
12303 Change callers to helper function above accordingly.
12304 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12307 2009-08-25 Michael Matz <matz@suse.de>
12309 * expr.h (struct separate_ops, sepops): New type for passing
12310 around an exploded simple expression.
12311 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12312 Use this structure instead of expression tree.
12313 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12314 expression, only its type.
12315 (expand_vec_cond_expr): Take type and individual operands instead
12316 of full expression.
12317 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12318 expand_vec_shift_expr): Change prototype accordingly.
12319 * tree-vect-stmts.c (vectorizable_condition): Change call of
12320 expand_vec_cond_expr_p to pass only type.
12321 * expr.c (do_store_flags): Change prototype and implementation
12322 to take an exploded expression.
12323 (expand_expr_real_1): New local ops initialized with details
12324 of the full expression. Use it instead of full
12325 expression in calls to do_store_flags, expand_vec_cond_expr,
12326 expand_widen_pattern_expr and expand_vec_shift_expr.
12328 2009-08-25 Michael Matz <matz@suse.de>
12330 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12331 treeop2 initialized with first three operands of the full expression.
12332 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12334 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12336 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12337 (__gthread_objc_condition_allocate): Mark arguments as unused.
12338 (__gthread_objc_condition_deallocate): Likewise.
12339 (__gthread_objc_condition_wait): Likewise.
12340 (__gthread_objc_condition_broadcast): Likewise.
12341 (__gthread_objc_condition_signal): Likewise.
12342 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12343 (__gthread_objc_thread_id): Likewise.
12345 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12347 PR middle-end/41149
12348 * tree-pretty-print.c (print_call_name): Print the correct call name
12349 for procedure pointer components.
12351 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12353 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12354 default_promote_function_mode when not VMS.
12356 2009-08-24 Olivier Hainque <hainque@adacore.com>
12358 * convert.c (convert_to_integer): Don't assume an input pointer is
12359 POINTER_SIZE wide. Fetch from the type instead.
12361 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12363 * configure.ac (AC_PREREQ): Bump to 2.64.
12365 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12367 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12368 (process_command): Don't search standard_exec_prefix_1 and
12369 standard_exec_prefix_2.
12371 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12373 * config/arm/arm.c (output_return_instruction): Handle for
12376 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12378 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12380 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12382 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12383 (*arm_movdf_vfp): Likewise.
12385 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12387 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12388 (vashr<mode>3): Rename from ashr<mode>3.
12389 (vlshr<mode>3): Rename from lshr<mode>3.
12391 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12394 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12395 (check_format_info_main): Use scalar_identify_flag.
12396 (check_format_types): Check for scalar size identity if
12397 scalar_identify_flag is set.
12398 (printf_length_specs): Extend by new field.
12399 (asm_fprintf_length_specs): Likewise.
12400 (gcc_diag_length_specs): Likewise.
12401 (scanf_length_specs): Likewise.
12402 (strfmon_length_specs): Likewise.
12403 (gcc_gfc_length_specs): Likewise.
12404 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12405 (ms_printf_flag_specs): Likewise.
12406 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12408 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12411 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12412 (*call_value_pop_1): Ditto.
12413 (*sibcall_pop_1): New insn pattern.
12414 (*sibcall_value_pop_1): Ditto.
12416 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12419 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12422 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12425 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12426 (get_reg_use_in): New function.
12427 (forward_propagate_subreg): Propagate through subreg of zero_extend
12430 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12432 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12433 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12435 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12437 * configure.ac: Remove --with-datarootdir, --with-docdir,
12438 --with-htmldir switches. No need to call AC_SUBST for
12439 datarootdir, docdir, htmldir any more.
12440 * configure: Regenerate.
12441 * doc/install.texi (Configuration): Document --datarootdir,
12442 --docdir, --htmldir, --pdfdir; update documentation for
12443 --infodir, --mandir.
12444 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12447 * aclocal.m4: Regenerate.
12448 * config.in: Regenerate.
12449 * configure: Regenerate.
12451 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12452 Olivier Hainque <hainque@adacore.com>
12454 * config/ia64/ia64.c: Include libfuncs.h.
12455 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12456 (ia64_expand_call): Use reg 25 on VMS.
12457 (ia64_initialize_trampoline): Fix for VMS ABI.
12458 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12459 (ia64_function_arg): Initialize reg 25 on VMS.
12460 Fix OpenVMS ABI issues for varargs.
12461 For OpenVMS, emit the Argument Information register set in the
12462 incoming/sibcall case as well.
12463 (ia64_arg_type): New function.
12464 (ia64_function_arg_advance): Keep track of cum->words.
12465 Fix OpenVMS ABI issues for varargs.
12466 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12467 (ia64_override_options): Set flag_no_common on VMS.
12468 (ia64_init_builtins): Disable FWRITE builtin.
12469 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12470 (ia64_vms_init_libfuncs): Add decc$ routines.
12471 (ia64_vms_valid_pointer_mode): New function.
12472 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12473 (ia64_promote_function_mode): New function
12474 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12475 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12476 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12477 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12478 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12479 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12480 Suppress trailing '#' if VALUE is numeric.
12481 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12482 ia64_promote_function_mode.
12483 (TARGET_VALID_POINTER_MODE): Define.
12485 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12488 * config/rs6000/rs6000.c (rs6000_override_options): Use
12489 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12492 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12493 reporting of vector + decimal/boolean/complex error.
12495 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12497 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12498 __vector double TYPE_DECL.
12500 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12502 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12503 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12504 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12505 to pointer to enum machine_mode. Update all callers as needed.
12507 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12509 * config/alpha/alpha.md (exception_receiver): Emit alternative
12510 GP load sequence if flag_reorder_blocks_and_partition is set.
12511 (*exception_receiver_2): Also enable when
12512 flag_reorder_blocks_and_partition is set.
12514 2009-08-20 Matt Rice <ratmice@gmail.com>
12515 Diego Novillo <dnovillo@google.com>
12517 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12520 2009-08-20 Richard Guenther <rguenther@suse.de>
12522 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12523 * c-tree.h (c_dup_lang_specific_decl): Remove.
12524 (struct lang_decl, struct lang_type): Move definitions ...
12525 * c-lang.h: ... here. New file.
12526 * c-decl.c: Include c-lang.h.
12527 (c_dup_lang_specific_decl): Remove.
12528 * c-typeck.c: Include c-lang.h.
12529 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12530 (c-typeck.o): Likewise.
12531 * c-config-lang.in (gtfiles): Add c-lang.h.
12532 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12535 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12537 * config/alpha/alpha.c (alpha_end_function): Do not clear
12538 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12539 this is now handled in generic code.
12541 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12543 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12544 (s390_z10_fix_long_loop_prediction): New function.
12545 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12546 (s390_reorg): Walk over the INSNs and invoke
12547 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12549 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12551 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12552 "*brx_64bit", "*brx_31bit"): New patterns.
12553 * config/s390/s390.c ('E'): New output modifier.
12555 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12556 Richard Earnshaw <richard.earnshaw@arm.com>
12558 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12559 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12561 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12563 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12565 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12566 for mode mode of operand0 when doing secondary reload for SAR.
12568 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12570 PR middle-end/41123
12571 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12572 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12574 2009-08-19 Jason Merrill <jason@redhat.com>
12576 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12577 supported template depth in C++0x.
12579 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12581 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12582 free_after_compilation.
12583 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12584 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12585 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12586 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12587 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12588 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12589 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12591 2009-08-19 Ian Lance Taylor <iant@google.com>
12593 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12594 of (plus (mult (neg B) C) A).
12596 2009-08-18 Michael Matz <matz@suse.de>
12598 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12599 instead of comparing TYPE_MAIN_VARIANT for equality.
12600 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12601 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12602 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12603 * gimplify.c (goa_lhs_expr_p): Ditto and use
12604 STRIP_USELESS_TYPE_CONVERSION.
12606 2009-08-18 Michael Matz <matz@suse.de>
12608 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12609 first field in a struct.
12610 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12612 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12614 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12615 locators before emit_insn is called. Remove assert that
12617 (alpha_end_function): Clear crtl->emit structure and free insn
12618 locators if cfun->is_thunk is true.
12620 2009-08-18 Jason Merrill <jason@redhat.com>
12622 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12624 * configure.ac: Test for it.
12625 * configure, config.in: Regenerate.
12626 * doc/install.texi: Document --enable-gnu-unique-object.
12628 2009-08-18 Richard Guenther <rguenther@suse.de>
12630 PR middle-end/41094
12631 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12632 pow(x,y*z) only if x is nonnegative.
12634 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12636 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12640 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12641 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12643 2009-08-17 DJ Delorie <dj@redhat.com>
12645 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12646 * config/m32c/prologue.md (epilogue_freit): New.
12648 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12649 (bank_switch_p): Likewise.
12650 (fast_interrupt_p): Likewise.
12651 (interrupt_p): Likewise.
12652 (m32c_conditional_register_usage): Round memregs size up.
12653 (need_to_save): We only need to save $a0 when we use ENTER.
12654 (interrupt_p): Check for fast_interrupt too.
12655 (bank_switch_p): New.
12656 (fast_interrupt_p): New.
12657 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12658 (m32c_emit_prolog): Support bank switching and fast interrupts.
12659 * doc/extend.texi (Function Attributes): Add bank_switch and
12662 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12664 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12665 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12667 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12669 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12670 (menu): Add IA-64/VMS Options.
12671 (IA-64/VMS Options): Likewise.
12673 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12676 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12678 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12680 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12681 (mips_pop_asm_switch): Likewise.
12682 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12684 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12685 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12686 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12687 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12688 instead of set_noreorder.
12689 (mips_output_function_prologue): Use the new functions.
12690 (mips_output_function_epilogue): Likewise.
12691 (mips_need_noat_wrapper_p): New function, split out from...
12692 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12693 Use mips_push_asm_switch and mips_pop_asm_switch.
12694 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12695 and mips_pop_asm_switch.
12696 (ASM_OUTPUT_REG_POP): Likewise.
12697 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12698 Use mips_pop_asm_switch.
12699 (mips_asm_switch): New structure.
12700 (set_noreorder, set_nomacro): Replace with...
12701 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12702 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12703 instead of set_nomacro.
12704 (fix_truncsfsi2_macro): Likewise.
12705 (cprestore): Likewise.
12706 (hazard): Use mips_noreorder instead of set_noreorder.
12707 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12709 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12711 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12712 from prev_active_insn.
12714 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12716 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12717 * config/avr/avr.c (avr_override_options): Initialize
12718 avr_current_arch variable.
12719 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12720 __AVR_HAVE_16BIT_SP__ according to the device type.
12721 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12723 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12724 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12726 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12729 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12730 generating inlined subroutine die only. We shouldn't be
12731 called for anything else.
12732 (gen_block_die): Don't generate inline subroutine debug info for
12735 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12737 * graphite-poly.c (print_pbb): Print PBB index.
12739 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12741 PR middle-end/40981
12742 * graphite-interchange.c (ppl_max_for_le): Moved...
12743 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12744 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12745 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12746 * graphite-ppl.h (ppl_max_for_le): Declared.
12748 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12750 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12751 supported on all platforms.
12752 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12753 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12754 * c-pragma.c: Likewise.
12755 * target-def.h (TARGET_INITIALIZER): Remove
12756 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12757 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12759 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12761 * config/ia64/fde-vms.c: New file.
12762 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12763 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12764 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12765 (uw_frame_state_for): Only register a personality routine if it is
12766 known to be compatible with our expectations.
12767 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12768 Declare unw_table_entry stack variable and
12769 mod all calls to _Unwind_FindTableEntry to add arg.
12770 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12771 (_Unwind_FindTableEntry): Add arg to prototype.
12773 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12775 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12776 field 'signal_pfs_loc'.
12777 (uw_frame_state_for): Remove duplicate code dealing with leaf
12778 procedures without unwind info.
12779 If in the frame after unwinding through a signal handler, restore
12780 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12781 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12782 'pfs_loc' to the AR.PFS location in the signal context; instead
12783 set 'signal_pfs_loc'.
12784 Manually generate the unwind info for the AR.PFS register.
12785 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12786 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12787 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12788 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12789 instead set 'signal_pfs_loc'.
12790 Remove code preventing the AR.PFS register from being restored
12791 from the signal context.
12793 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12794 Tristan Gingold <gingold@adacore.com>
12796 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12797 * config/ia64/t-vms: New file.
12798 * config/ia64/vms64.h: New file.
12799 * config/ia64/vms.h: New file.
12800 * config/ia64/vms-crtinit.asm: New file.
12801 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12802 * config/ia64/vms-unwind.h: New file.
12804 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12806 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12809 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12811 PR middle-end/30789
12812 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12813 Move declaration...
12814 * real.h (do_mpc_arg2): ... here.
12815 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12818 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12820 * final.c (add_debug_prefix_map): Don't use GC memory for
12821 old_prefix and new_prefix.
12823 2009-08-14 Richard Guenther <rguenther@suse.de>
12825 * ipa-prop.c (compute_complex_pass_through): If we cannot
12826 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12828 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12830 * c-lex.c (c_lex_with_flags): Increase size of local variable
12831 to avoid memory clobber.
12833 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12836 * config/i386/i386.c (ix86_fp_comparison_strategy):
12837 Only enable/disable sahf at function granularity.
12839 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12841 PR rtl-optimization/41064
12842 * reload1.c (reload_as_needed): Don't call extract_insn
12843 for known invalid replacements after calling
12844 validate_replace_rtx_group and verify_changes.
12846 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12849 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12850 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12851 ix86_expand_fp_vcond.
12852 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12853 Assert that operation is supported by ix86_expand_int_vcond.
12854 (vcondu<SSEMODE124C8:mode>): Ditto.
12856 2009-08-13 DJ Delorie <dj@redhat.com>
12858 * config/i386/djgpp-stdint.h: New.
12859 * config.gcc (djgpp): Use it.
12861 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12863 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12864 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12866 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12868 * tree-ssa-loop-prefetch.c
12869 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12870 for long-stride pruning.
12871 (compute_miss_rate): New function to compute the probability
12872 that two memory references access different cache lines.
12874 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12876 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12878 2009-08-13 Richard Guenther <rguenther@suse.de>
12880 PR middle-end/41047
12881 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12882 use the constant pointer type.
12883 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12884 of CV qualifiers on the target pointer type.
12885 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12886 conversion check before restrict check.
12888 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12891 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12893 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12895 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12897 2009-08-12 Richard Guenther <rguenther@suse.de>
12899 PR tree-optimization/41011
12900 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12901 and reference constructing.
12903 2009-08-12 Xinliang David Li <davidxl@google.com>
12905 PR tree-optimization/41012
12906 * tree-flow.h : New external interface.
12907 * gimple-low.c (check_call_arg): Change to public function.
12908 Remove argument mismatch check in lowering.
12909 * tree-inline.h (tree_can_inline_p): Interface change.
12910 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12911 into this function.
12912 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12913 Call change to tree_can_inline_p function.
12914 (cgraph_decide_inlining_incrementally): Ditto.
12916 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12918 PR tree-optimization/41031
12919 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12920 on the partition variable rather than promote_mode on the source
12921 type. Assert that the partition variable's type has the same
12922 mode as the source value's.
12924 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12926 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12927 for for_return == 2.
12928 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12930 * calls.c (expand_call): Fix typo.
12931 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12933 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12935 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12936 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12937 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12938 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12940 2009-08-12 Andrew Haley <aph@redhat.com>
12942 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12944 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12947 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12949 2009-08-12 Richard Guenther <rguenther@suse.de>
12951 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12952 * gimplify.c (gimplify_modify_expr): Do not use
12953 lang_hooks.types_compatible_p.
12954 * tree-ssa.c (useless_type_conversion_p): For aggregates
12955 just return false if the canonical types differ.
12957 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12959 PR middle-end/40980
12960 * sese.c (convert_for_phi_arg): New.
12961 (add_guard_exit_phis): Use convert_for_phi_arg.
12963 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12965 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12966 unknown subscript upper bounds.
12968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12969 Pranav Garg <pranav.garg2107@gmail.com>
12971 * graphite-interchange.c (gather_access_strides): Removed.
12972 (ppl_max_for_le): New.
12973 (build_linearized_memory_access): New.
12974 (memory_stride_in_loop): New.
12975 (pbb_interchange_profitable_p): Reimplemented.
12976 * graphite-ppl.h (ppl_new_id_map): New.
12977 (ppl_interchange): New.
12979 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12981 * graphite-interchange.c (compute_subscript): Removed.
12982 (compute_array_size_cstr): Removed.
12983 (compute_array_size_poly): Removed.
12984 (compute_array_size): Removed.
12985 (gather_access_strides_poly): Removed.
12986 (gather_access_strides): Empty.
12988 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12990 * graphite-dependences.c (dependence_polyhedron_1): Replace
12991 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12992 (graphite_legal_transform_dr): Same.
12993 (graphite_carried_dependence_level_k): Same.
12994 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12995 Initialize PDR_NB_SUBSCRIPTS.
12996 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12998 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12999 (PDR_NB_SUBSCRIPTS): New.
13000 (pdr_nb_subscripts): Removed.
13001 (pdr_dim): Simplified.
13002 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13003 with PDR_NB_SUBSCRIPTS.
13005 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13007 * graphite-interchange.c (compute_array_size): Remove use of
13008 PDR_DATA_CONTAINER.
13009 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13010 Do not initialize PDR_DATA_CONTAINER.
13011 (print_pdr): Do not print PDR_DATA_CONTAINER.
13012 * graphite-poly.h (struct poly_dr): Remove data_container field.
13013 (PDR_DATA_CONTAINER): Removed.
13014 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13015 PDR_DATA_CONTAINER.
13016 (build_poly_dr): Same.
13018 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13019 Sebastian Pop <sebastian.pop@amd.com>
13021 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13022 copy of the dependence polyhedron. Free the temporary objects.
13023 (graphite_carried_dependence_level_k): Free unused objects before
13026 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13028 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13029 Early return without analyzing the data dependences if no
13030 transform has been done. Call restore_scattering if the transform
13032 (graphite-interchange.c): Same.
13033 * graphite-poly.c (print_scattering_function): Test for
13035 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13036 (apply_poly_transforms): Do not gcc_assert that
13037 the transform is legal.
13038 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13039 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13040 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13041 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13042 * graphite-poly.h (struct poly_scattering): New.
13043 (struct poly_bb): Add original, transformed, and saved fields.
13044 Remove transformed_scattering, original_scattering,
13045 nb_local_variables and nb_scattering_transform fields.
13046 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13047 (poly_scattering_new): New.
13048 (poly_scattering_free): New.
13049 (poly_scattering_copy): New.
13050 (store_scattering_pbb): New.
13051 (store_scattering): New.
13052 (restore_scattering_pbb): New.
13053 (restore_scattering): New.
13054 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13055 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13057 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13059 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13060 (print_scop): Same.
13062 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13064 * Makefile.in (graphite.o): Depends on PREDICT_H.
13065 * graphite.c: Include predict.h.
13066 (graphite_finalize): Call tree_estimate_probability.
13067 * predict.c (predict_loops): Do not call scev_initialize and
13069 (tree_estimate_probability_bb): New.
13070 (tree_estimate_probability): Do not initialize loops: move that
13071 code to the driver. Call tree_estimate_probability_bb.
13072 (tree_estimate_probability_driver): New.
13073 (pass_profile): Use tree_estimate_probability_driver.
13074 * predict.h (tree_estimate_probability): Declared.
13076 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13078 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13079 * graphite-dependences.c (graphite_legal_transform): Add time to
13080 TV_GRAPHITE_DATA_DEPS.
13081 (dependency_between_pbbs_p): Same.
13082 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13084 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13086 PR rtl-optimization/41033
13087 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13088 aliasing is disabled.
13090 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13092 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13093 si_mask_operand, and_load_operand, low_bitmask_operand,
13094 and_reg_operand, and_operand): New predicates.
13095 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13096 * config/mips/mips.c (and_operands_ok): New function.
13097 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13098 * config/mips/mips.md (move_type): Add ext_ins and logical.
13099 (type): Handle them.
13100 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13101 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13102 shift_shift. Remove commutative constraint modifier.
13103 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13105 (*clear_upper32_dext): Remove define_insn_and_split.
13106 (*clear_upper32): Turn this define_insn_and_split ...
13107 (splitter for ANDing register with 0xffff_ffff): .. into this.
13109 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13111 * combine.c (try_widen_shift_mode): Factor out code to check if an
13112 integer constant is a low-order bitmask from here ...
13113 * rtlanal.c (low_bitmask_len): ... to here.
13114 * rtl.h (low_bitmask_len): Declare.
13116 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13119 * config/alpha/alpha.md (addsi3): Remove expander.
13120 (addsi3): Rename from *addsi3_internal insn pattern.
13121 (subsi3): Remove expander.
13122 (subsi3): Rename from *subsi3_internal insn pattern.
13124 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13126 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13129 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13130 Eric Botcazou <botcazou@adacore.com>
13131 Douglas B Rupp <rupp@gnat.com>
13133 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13134 that records that fit in 64 bits are returned by immediate value,
13135 as required by OpenVMS Calling Standard.
13136 (function_value): Adjust for above modification.
13137 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13138 virtual_incoming_args_rtx as base object, not next_arg.
13139 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13141 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13143 * reload.c (find_reloads_subreg_address): Check the original
13144 req_equiv_mem address to detect the case where an address is
13145 not valid in the outer mode.
13147 2009-08-11 Richard Guenther <rguenther@suse.de>
13150 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13152 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13154 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13155 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13157 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13158 Douglas B Rupp <rupp@gnat.com>
13160 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13161 PT_STACK when frame_pointer_needed on OpenVMS.
13162 (alpha_pv_save_size, alpha_using_fp): Remove.
13163 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13164 with proper processing for PT_NULL.
13165 (alpha_vms_initial_elimination_offset): New function. Support for
13166 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13167 (alpha_sa_size): Force procedure type to PT_STACK when
13168 frame_pointer_needed on OpenVMS.
13169 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13170 (alpha_using_fp): Likewise.
13171 (alpha_vms_can_eliminate): Add prototype.
13172 (alpha_vms_initial_elimination_offset): Likewise.
13173 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13174 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13176 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13177 Douglas B Rupp <rupp@gnat.com>
13179 * config/alpha/alpha.c (common_object_handler): New function.
13180 (vms_attribute_table): Declare a single attribute "common_object".
13181 (vms_output_aligned_decl_common): New global function.
13182 (SECTION_VMS_OVERLAY): Delete.
13183 (SECTION_VMS_GLOBAL): Likewise.
13184 (SECTION_VMS_INITIALIZE): Likewise.
13185 (vms_asm_named_section): Remove support for above flags.
13186 (vms_section_type_flags): Delete.
13187 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13188 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13189 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13190 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13192 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13195 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13196 (sub_ddmmss): Likewise.
13198 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13201 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13204 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13207 * reload1.c (reload_as_needed): Use cancel_changes to completely
13208 undo a failed replacement attempt.
13210 2009-08-10 Richard Guenther <rguenther@suse.de>
13212 PR middle-end/41006
13213 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13214 (useless_type_conversion_p): ... here. Require pointer targets
13217 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13220 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13221 loose the original type of the statement list.
13223 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13225 * config/alpha/alpha.c: Include libfuncs.h
13226 (avms_asm_output_extern): New function.
13227 (alpha_init_libfuncs): Init some decc libfuncs.
13228 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13229 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13230 (DO_CRTL_NAMES): Define.
13231 (LIB_SPEC): Remove.
13232 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13233 (LONG_TYPE_SIZE): Define.
13234 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13235 (SUBTARGET_SWITCHES): Define malloc64 switch.
13236 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13237 (MASK_RETURN_ADDR): Define.
13238 doc/invoke.texi (mmalloc64): Document switch.
13240 2009-08-09 Olivier Hainque <hainque@adacore.com>
13241 Douglas B Rupp <rupp@gnat.com>
13243 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13244 uses_condition_handler.
13245 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13246 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13247 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13248 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13249 (code_for_builtin): New insn codes for the new alpha_builtins.
13250 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13251 (alpha_sa_size): Account for uses_condition_handler.
13252 (alpha_expand_prologue): Likewise.
13253 (alpha_start_function): Likewise.
13254 (alpha_expand_epilogue): Likewise.
13255 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13256 establish/revert expanders.
13257 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13258 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13259 New expander, resorting to the alpha.c associated function.
13260 (builtin_revert_vms_condition_handler): Likewise.
13261 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13262 __gcc_shell_handler, the static VMS condition handler used as
13263 an indirection wrapper to the current dynamically established
13265 * config/alpha/vms-unwind.h: Complete rewrite.
13266 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13267 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13269 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13270 Douglas B Rupp <rupp@gnat.com>
13272 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13273 (alpha_need_linkage): Handle aliases. Return function symbol.
13274 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13275 Use ultimate alias target for the linkage name.
13276 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13277 by alpha_need_linkage for the function symbol.
13278 (setmemdi): Likewise.
13280 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13282 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13283 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13284 (ASM_WEAKEN_LABEL): Define.
13285 (CRT_CALL_STATIC_FUNCTION): Define.
13286 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13287 (ENDFILE_SPEC): Define.
13288 (INIT_SECTION_ASM_OP): Define.
13289 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13290 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13291 crtend.o crtendS.o.
13292 (MULTILIB_OSDIRNAMES): Define.
13293 (shlib_version): Define.
13294 (SHLIB_EXT): Define.
13295 (SHLIB_OBJS): Define.
13296 (SHLIB_NAME): Define.
13297 (SHLIB_MULTILIB): Define.
13298 (SHLIB_INSTALL): Define.
13299 (SHLIB_SYMVEC): Define.
13300 (SHLIB_SYMVECX2): Define.
13301 (SHLIB_LINK): Define.
13303 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13305 * config/alpha/alpha.c (alpha_initialize_trampoline):
13306 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13307 (alpha_start_function): Emit transfer address on nested functions
13308 for VMS trampoline call.
13309 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13310 since no longer used.
13311 * config/alpha/vms-tramp.asm: Remove.
13312 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13313 since now only data initialized at runtime.
13315 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13317 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13318 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13319 (MD_EXEC_PREFIX): Remove, no longer used.
13320 (MD_STARTFILE_PREFIX): Likewise.
13321 (INCLUDE_DEFAULTS): Likewise.
13322 * config/alpha/t-vms:
13323 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13325 2009-08-09 Richard Guenther <rguenther@suse.de>
13327 PR tree-optimization/41016
13328 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13329 (operand_precision): Remove.
13330 (integral_operand_p): Likewise.
13331 (recognize_single_bit_test): Adjust.
13333 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13335 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13336 operation overflows. Likewise non-cast unary arithmetic.
13337 If one arm of a conditional expression is always taken,
13338 inhibit evaluation warnings for the other arm. Likewise inhibit
13339 evaluation warnings for the second && or || operand if the first
13340 operand is enough to determine the result.
13341 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13343 (build_binary_op): Prevent duplicate evaluation warnings.
13345 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13347 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13348 and destination have different modes, Use promote_mode to
13349 determine the signedness of the conversion. Assert that the
13350 promoted source mode matches the destination mode. Don't pass
13351 the destination and destination mode to expand_expr if the source
13352 mode is different. Simplify conversion logic.
13354 2009-08-09 Ira Rosen <irar@il.ibm.com>
13356 PR tree-optimization/41008
13357 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13358 from condition only in case it's a comparison. Adjust checks.
13360 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13362 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13363 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13364 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13365 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13366 (dump_cand): Handle them.
13367 (struct iv_cand): New members COST_STEP and AINC_USE.
13368 (stmt_after_increment): Likewise.
13369 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13370 callers changed. Use gimple_uid comparison instead of scanning.
13371 (add_candidate_1): When looking for identical candidates, take
13372 AINC_USE into account. Set it for new candidates.
13373 (force_expr_to_var_cost): Cast target_spill_cost to int.
13374 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13375 All callers changed. Check for availability of autoinc addressing
13376 modes, both in general for a given mode, and in the specific use case.
13377 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13379 (get_computation_cost): Likewise.
13380 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13381 add_autoinc_candidates): New static functions.
13382 (add_candidate): Call add_autoinc_candidates for candidates based on
13384 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13385 (determine_use_iv_cost_address): If we have an autoinc candidate at
13386 the matching use, verify autoinc is possible and subtract the cost
13387 of the candidate's step from the cost.
13388 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13389 member of the candidate.
13390 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13391 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13393 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13395 * config.build (ia64-hp-*vms*): New target.
13396 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13397 with ia64-hp-*vms*.
13398 * config.gcc (ia64-hp-*vms*): New target.
13399 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13400 with ia64-hp-*vms*.
13401 * config.host (ia64-hp-*vms*): New target.
13402 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13403 with ia64-hp-*vms*.
13405 2009-08-08 Richard Guenther <rguenther@suse.de>
13407 PR tree-optimization/40991
13408 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13410 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13412 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13413 mode check. Do truncations in an integer mode.
13414 (force_to_mode): Handle subregs for all mode types. Only do
13415 arithmetic simplifications on integer modes.
13417 2009-08-07 Richard Guenther <rguenther@suse.de>
13419 PR tree-optimization/40999
13420 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13421 (maybe_fold_reference): Lookup constant initializers.
13422 (fold_gimple_assign): Likewise.
13424 2009-08-07 Richard Guenther <rguenther@suse.de>
13426 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13427 that require structural equality defer to the langhook.
13429 2009-08-07 Martin Jambor <mjambor@suse.cz>
13431 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13433 (struct ipa_pass_through_data): New type.
13434 (struct ipa_ancestor_jf_data): New type.
13435 (union jump_func_value): Removed field formal_id, added fields
13436 pass_through and ancestor.
13437 (struct ipa_param_call_note): Changed type of formal_id to int from
13439 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13440 operations jump functions and ancestor jump functions.
13441 (compute_complex_pass_through): New function.
13442 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13443 reflect changes in the jump function strucutre.
13444 (update_jump_functions_after_inlining): Ignore complex pass-through
13445 and ancestor jump functions.
13446 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13447 polynomial pass-through with operation jump functions.
13449 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13451 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13452 fde->dw_fde_begin as begin label instead of hot/cold label.
13453 Use LLSDAC label instead of LLSDA for second section lsda.
13454 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13455 label instead of LLSDA if it is true.
13456 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13458 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13459 SECTION argument. Use it as index into crtl->eh.call_site_record
13461 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13462 use it to determine how to print table entries instead of using
13463 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13464 label instead of normal begin label as base.
13465 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13466 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13467 ensure no EH range spans between sections and that landing pads
13468 are always in the corresponding section.
13469 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13470 for crtl->eh.call_site_record being an array rather than scalar.
13471 (output_one_function_exception_table): New function, copied
13472 from output_function_exception_table. Adjust
13473 dw2_size_of_call_site_table, dw2_output_call_site_table
13474 callers. For SECOND section use *C suffixed labels.
13475 (output_function_exception_table): Call
13476 output_one_function_exception_table and, when doing hot/cold
13477 partitioning, also another time for the second section.
13478 * opts.c: Include except.h.
13479 (decode_options): Allow -freorder-blocks-and-partition with
13480 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13481 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13482 * function.h (struct rtl_eh): Change call_site_record from
13483 scalar into array of 2 elements.
13485 2009-08-07 Martin Jambor <mjambor@suse.cz>
13487 * ipa-prop.c (count_formal_params_1): New function.
13488 (ipa_get_vector_of_formal_parms): New function.
13489 (get_vector_of_formal_parm_types): New function.
13490 (ipa_modify_formal_parameters): New function.
13491 (ipa_modify_call_arguments): New function.
13492 (index_in_adjustments_multiple_times_p): New function.
13493 (ipa_combine_adjustments): New function.
13494 (ipa_dump_param_adjustments): New function.
13495 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13496 (ipa_get_vector_of_formal_parms): Declare.
13497 (ipa_modify_formal_parameters): Declare.
13498 (ipa_modify_call_arguments): Declare.
13499 (ipa_combine_adjustments): Declare.
13500 (ipa_dump_param_adjustments): Declare.
13501 (build_ref_for_offset): Declare.
13502 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13503 * tree-sra.c: Include ipa-prop.c.
13504 (build_ref_for_offset): Make public.
13506 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13508 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13510 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13512 * gcc/doc/extend.texi (__builtin_extract_return_address)
13513 (__builtin_frob_return_address): Document.
13515 2009-08-06 Paul Brook <paul@codesourcery.com>
13517 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13518 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13519 implementation on ARMv6-M.
13521 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13523 * doc/extend.texi (pcs): Document new attribute for ARM.
13525 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13527 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13530 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13532 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13535 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13537 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13539 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13541 Merge ARM/hard_vfp_branch to trunk.
13543 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13545 * arm.c (libcall_eq): New function.
13546 (libcall_hash): New function.
13547 (add_libcall): New function.
13548 (arm_libcall_uses_aapcs_base): New function.
13549 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13550 libcalls using the base PCS.
13551 (arm_init_cumulative_args): Likewise.
13553 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13555 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13556 Use base ABI for conversion libfuncs between HFmode and SFmode.
13558 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13560 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13561 V4SImode as representatives of all 64-bit and 128-bit vector
13562 types. Allow vector types without vector modes.
13563 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13564 without vector modes like BLKmode.
13565 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13566 BLKmode. Avoid unsupported vector modes or TImode moves for
13568 (aapcs_vfp_allocate_return_reg): Likewise.
13569 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13570 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13572 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13574 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13575 (arm_get_pcs_model): Pass attribute arguments to
13576 arm_pcs_from_attribute.
13577 (arm_init_cumulative_args): Use base AAPCS for conversions from
13578 floating-point types to DImode.
13579 (arm_attribute_table): Add pcs attribute.
13580 (arm_handle_pcs_attribute): New.
13581 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13582 conversions from floating-point types to DImode, also declare them
13583 to use base AAPCS and declare functions they call to use base
13584 AAPCS and their RTABI names.
13586 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13588 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13589 -mfloat-abi=hard not being supported for VFP.
13591 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13593 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13594 SYMBOL_REF to hard_libcall_value.
13596 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13597 Richard Earnshaw <rearnsha@arm.com>
13599 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13600 has been put on the stack, all remaining co-processory arguments for
13601 that co-processor also go on the stack.
13603 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13605 * config/arm/arm.c (arm_return_in_memory): Handle returning
13606 vectors of suitable size in registers also for AAPCS case.
13608 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13610 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13612 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13614 ARM Hard-VFP calling convention
13615 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13616 * target.h (gcc_target): Add libcall_value to table of call hooks.
13617 * targhooks.h (default_libcall_value): Default implementation.
13618 * targhooks.c (default_libcall_value): Likewise.
13619 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13620 * optabs.c (expand_unop): Use it.
13621 * expr.h (hard_libcall_value): Pass the function RTX through.
13622 * calls.c (emit_library_call_value_1): Update call to
13623 hard_libcall_value.
13624 * explow.c (hard_libcall_value): Use new target hook.
13625 * config/arm/arm.c: Include cgraph.h
13626 (TARGET_FUNCTION_VALUE): Override default hook.
13627 (arm_pcs_default): New variable.
13628 (arm_override_options): Don't fault hard calling convention with VFP.
13629 Add support for AAPCS variants.
13630 (arm_function_value): Make static. Handle AAPCS variants.
13631 (arm_libcall_value): New function.
13632 (arm_apply_result_size): Handle VFP registers in results.
13633 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13635 (pcs_attribute_args): New variable.
13636 (arm_pcs_from_attribute): New function.
13637 (arm_get_pcs_model): New function.
13638 (aapcs_vfp_cum_init): New function.
13639 (aapcs_vfp_sub_candidate): New function.
13640 (aapcs_vfp_is_return_candidate): New function.
13641 (aapcs_vfp_is_call_candidate): New function.
13642 (aapcs_vfp_allocate): New function.
13643 (aapcs_vfp_allocate_return_reg): New function.
13644 (aapcs_vfp_advance): New function.
13645 (aapcs_cp_arg_layout): New variable.
13646 (aapcs_select_call_coproc): New function.
13647 (aapcs_select_return_coproc): New function.
13648 (aapcs_allocate_return_reg): New function.
13649 (aapcs_libcall_value): New function.
13650 (aapcs_layout_arg): New function.
13651 (arm_init_cumulative_args): Initialize AAPCS args data.
13652 (arm_function_arg): Handle AAPCS variants using new interface.
13653 (arm_arg_parital_bytes): Likewise.
13654 (arm_function_arg_advance): New function.
13655 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13656 calling conventions.
13657 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13658 * arm.h (NUM_VFP_ARG_REGS): Define.
13659 (LIBCALL_VALUE): Update.
13660 (FUNCTION_VALUE): Delete.
13661 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13662 (arm_pcs): New enum.
13663 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13664 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13665 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13666 * arm-protos.h (arm_function_arg_advance): Add.
13667 (aapcs_libcall_value): Add.
13668 (arm_function_value): Delete.
13670 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13671 H.J. Lu <hongjiu.lu@intel.com>
13674 * config/i386/i386.c (standard_sse_mode_p): Remove.
13675 (standard_sse_constant_p): Return 2 for integer mode
13676 vector_all_ones_operand when SSE2 is enabled.
13677 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13678 (ix86_expand_vector_move): Do not check for negative values from
13679 standard_sse_constant_p.
13681 2009-08-06 Richard Guenther <rguenther@suse.de>
13683 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13684 array type comparisons frontend independent.
13685 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13686 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13687 out array reference lower bound and element size operands.
13688 (ao_ref_init_from_vn_reference): Properly compute the offset
13689 for ARRAY_RANGE_REF.
13690 (vn_reference_fold_indirect): Fill out array reference lower
13691 bound and element size operands.
13692 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13693 a non gimple valued reference operand which can happen for
13694 array reference lower bound or element size.
13695 (create_component_ref_by_pieces_1): Properly generate the
13696 element size operand for array references.
13698 2009-08-06 Richard Guenther <rguenther@suse.de>
13700 PR tree-optimization/40964
13701 * tree.c (iterative_hash_host_wide_int): Export.
13702 * tree.h (iterative_hash_host_wide_int): Declare.
13703 * tree-ssa-structalias.c (heapvar_map): New struct.
13704 (heapvar_map_eq): New function.
13705 (heapvar_map_hash): Likewise.
13706 (heapvar_lookup): Adjust.
13707 (heapvar_insert): Likewise.
13708 (make_constraint_from_heapvar): Allow multiple heap variables
13709 per decl at different offsets.
13710 (init_alias_heapvars): Adjust.
13712 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13714 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13715 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13716 trailing sync if TARGET_SYNC_AFTER_SC.
13718 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13720 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13721 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13722 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13723 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13724 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13725 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13726 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13727 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13728 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13729 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13730 the prototype declaration match the definition.
13731 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13732 instructions explicitly. Add barrier_before and operands
13734 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13735 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13736 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13737 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13738 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13739 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13741 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13743 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13745 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13746 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13749 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13752 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13754 PR rtl-optimization/40924
13755 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13756 make sure canon_rtx (mem_address) isn't simpler than
13757 canon_rtx (expanded_mem_address).
13759 2009-08-05 Li Feng <nemokingdom@gmail.com>
13761 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13762 for each poly_bb_p.
13763 (build_scop_drs): Build alias set for each SCoP.
13765 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13767 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13768 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13769 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13770 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13771 (BASE_DRIVER_SELF_SPECS): Likewise.
13773 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13775 * tree-ssa-alias.c: Fix some comment typos.
13777 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13779 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13780 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13782 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13785 * simplify-rtx.c (simplify_binary_operation_1): Disable
13786 simplifications for decimal float operations.
13788 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13790 PR middle-end/40943
13791 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13792 operand of INDIRECT_REF.
13794 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13796 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13797 constants referencing TLS symbols.
13799 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13801 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13802 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13804 2009-08-03 Richard Guenther <rguenther@suse.de>
13806 * tree.c (make_vector_type): Build a main variant first,
13807 get the canonical one and then build the variant.
13808 * tree-ssa.c (useless_type_conversion_p_1): Handle
13810 (useless_type_conversion_p): Conversions to pointers to
13811 incomplete record types are useless.
13813 2009-08-03 Richard Guenther <rguenther@suse.de>
13815 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13816 file will be created.
13817 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13818 * toplev.c (compile_file): Adjust comment.
13820 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13822 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13823 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13824 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13825 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13826 (sh_promote_function_mode): Fix typo.
13828 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13830 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13832 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13834 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13835 declaration arguments.
13837 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13839 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13840 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13841 (ix86_split_ashl): Ditto.
13842 (ix86_expand_vector_init_one_nonzero): Ditto.
13843 (ix86_expand_vector_set): Ditto.
13844 (ix86_expand_reduc_v4sf): Ditto.
13846 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13848 * explow.c (promote_function_mode): Remove assert.
13849 * config/sh/sh.c (sh_promote_function_mode): Declare.
13851 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13853 * config/pa/pa.c (pa_promote_function_mode): Declare.
13854 Change to static. Fix promote_mode call.
13856 * gthr-dce.h (CONST_CAST2): Define if not defined.
13857 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13859 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13861 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13863 * expr.c (store_constructor): Use promote_decl_mode. Remove
13864 now write-only variable unsignedp.
13865 (expand_expr_real_1): Use promote_decl_mode.
13866 * expr.h (promote_function_mode, promote_decl_mode): New.
13867 (promote_mode): Remove last argument.
13868 * function.c (assign_temp): Drop last argument of promote_mode.
13869 (assign_parm_find_data_types): Use promote_function_mode.
13870 (assign_parm_setup_reg): Likewise.
13871 (expand_function_end): Use promote_function_mode.
13872 * calls.c (initialize_argument_information): Use promote_function_mode.
13873 (precompute_arguments): Use promote_mode instead of checking if
13874 only PROMOTE_FUNCTION_MODE is defined.
13875 (expand_call): When making sibcall decisions, use promote_function_mode.
13876 Below, remove an if for targetm.calls.promote_function_return and
13877 and use promote_function_mode.
13878 (emit_library_call_value_1): Use promote_function_mode, fix bug
13879 where promote_mode was passed FOR_CALL == 0 for a return value in an
13881 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13882 * explow.c (promote_function_mode, promote_decl_mode): New.
13883 (promote_mode): Keep only the FOR_CALL == 0 case.
13884 * combine.c (setup_incoming_promotion): Remove test of
13885 promote_function_args. Use promote_function_mode.
13886 * stmt.c (expand_value_return): Use promote_decl_mode.
13887 (expand_decl): Use promote_decl_mode.
13889 * expr.c (store_constructor): Use promote_decl_mode. Remove
13890 now write-only variable unsignedp.
13891 (expand_expr_real_1): Use promote_decl_mode.
13892 * expr.h (promote_function_mode, promote_decl_mode): New.
13893 (promote_mode): Remove last argument.
13894 * function.c (assign_temp): Drop last argument of promote_mode.
13895 (assign_parm_find_data_types): Use promote_function_mode.
13896 (assign_parm_setup_reg): Likewise.
13897 (expand_function_end): Use promote_function_mode.
13898 * calls.c (initialize_argument_information): Use promote_function_mode.
13899 (precompute_arguments): Use promote_mode instead of checking if
13900 only PROMOTE_FUNCTION_MODE is defined.
13901 (expand_call): When making sibcall decisions, use promote_function_mode.
13902 Below, remove an if for targetm.calls.promote_function_return and
13903 and use promote_function_mode.
13904 (emit_library_call_value_1): Use promote_function_mode, fix bug
13905 where promote_mode was passed FOR_CALL == 0 for a return value in an
13907 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13908 * explow.c (promote_function_mode, promote_decl_mode): New.
13909 (promote_mode): Keep only the FOR_CALL == 0 case.
13910 * combine.c (setup_incoming_promotion): Remove test of
13911 promote_function_args. Use promote_function_mode.
13912 * stmt.c (expand_value_return): Use promote_decl_mode.
13913 (expand_decl): Use promote_decl_mode.
13915 * explow.c (promote_function_mode): Just call the target hook.
13916 * targhooks.c (default_promote_function_mode,
13917 default_promote_function_mode_always_promote): New.
13918 * targhooks.h (default_promote_function_mode,
13919 default_promote_function_mode_always_promote): Declare.
13920 * target.h (promote_function_args, promote_function_return): Remove.
13921 (promote_function_mode): New.
13922 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13923 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13924 (TARGET_PROMOTE_FUNCTION_MODE): New.
13925 (TARGET_CALLS): Adjust.
13926 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13927 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13929 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13930 * config/s390/s390.c (s390_promote_function_mode): ... here,
13931 with pointer handling.
13932 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13933 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13935 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13936 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13937 with pointer handling.
13938 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13939 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13941 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13942 * config/sh/sh.c (sh_promote_function_mode): New.
13943 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13944 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13946 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13947 * config/cris/cris.c (cris_promote_function_mode): ... here.
13948 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13949 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13951 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13952 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13953 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13954 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13956 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13957 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13958 complex type handling.
13959 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13960 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13962 * config/pa/pa.c (pa_promote_function_mode): New.
13963 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13964 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13966 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13967 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13968 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13969 * config/xtensa/xtensa.c: Likewise.
13970 * config/stormy16/stormy16.c: Likewise.
13971 * config/iq2000/iq2000.c: Likewise.
13972 * config/rs6000/rs6000.c: Likewise.
13973 * config/picochip/picochip.c: Likewise.
13974 * config/arc/arc.c: Likewise.
13975 * config/mcore/mcore.c: Likewise.
13976 * config/score/score.c: Likewise.
13977 * config/mips/mips.c: Likewise.
13978 * config/bfin/bfin.c: Likewise.
13979 * config/ia64/ia64.c: Likewise (disabled though).
13981 * config/frv/frv.h: Remove pointless remark.
13983 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13984 TARGET_PROMOTE_FUNCTION_ARGS,
13985 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13986 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13988 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13990 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13991 -floop-parallelize-all.
13992 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13993 flag_loop_parallelize_all.
13994 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13995 * graphite.c (graphite_transform_loops): Same.
13996 * common.opt: Same.
13997 * graphite-poly.c (apply_poly_transforms): Same.
13999 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14001 PR tree-optimization/40914
14002 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14003 if set, then check the delta field of the PMF record.
14004 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14005 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14006 call is stored in the delta.
14008 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14010 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14012 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14014 * config/i386/bsd.h (ASM_BYTE): New define.
14015 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14016 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14017 .byte. Use fputs or putc instead of fprintf where appropriate.
14018 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14019 fputs or putc instead of fprintf where appropriate.
14020 * config/i386/i386elf.h: Ditto.
14021 * config/i386/sysv4.h: Ditto.
14023 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14024 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14025 (*tls_global_dynamic_64): Ditto.
14027 2009-07-31 Christian Bruel <christian.bruel@st.com>
14029 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14031 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14033 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14034 Remove dead code for MINUS.
14036 2009-07-31 Anthony Green <green@moxielogic.com>
14038 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14040 (moxie_expand_epilogue): Ditto for epilogue.
14041 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14042 incoming arguments.
14043 (moxie_function_arg): Ditto.
14044 (moxie_pass_by_reference): Ditto.
14045 (moxie_arg_partial_bytes): Ditto.
14046 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14047 (FUNCTION_ARG_ADVANCE) Ditto.
14048 (REG_PARM_STACK_SPACE) Ditto.
14049 (FUNCTION_ARG_REGNO_P) Dito.
14051 * config.gcc: Add moxie linux config support.
14052 * gcc/config/moxie/uclinux.h: New file.
14054 2009-07-31 DJ Delorie <dj@redhat.com>
14056 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14057 (UNSPECV_SP_SWITCH_E): New.
14058 (sp_switch_1): Change to an unspec.
14059 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14061 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14062 reference the new stack's address
14064 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14066 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14067 graphite-clast-to-gimple.o, graphite-dependences.o,
14068 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14069 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14070 (graphite-blocking.o,
14071 graphite-clast-to-gimple.o, graphite-dependences.o,
14072 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14073 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14074 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14075 * cfgloop.h (struct loop): Add can_be_parallel field.
14076 * common.opt (fgraphite-identity): Moved up.
14077 (fgraphite-force-parallel): New flag.
14078 * graphite.c: Rewrite.
14079 * graphite.h: Rewrite.
14080 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14082 * toplev.c (graphite_out_file): New file descriptor.
14083 (graphite_in_file): New.
14084 (process_options): flag_graphite_force_parallel cannot be used without
14086 * tree-ssa-loop.c: Include toplev.h.
14087 (gate_graphite_transforms): Enable flag_graphite for
14088 flag_graphite_force_parallel.
14090 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14092 * ChangeLog.graphite: New.
14093 * graphite-blocking.c: New.
14094 * graphite-clast-to-gimple.c: New.
14095 * graphite-clast-to-gimple.h: New.
14096 * graphite-dependences.c: New.
14097 * graphite-dependences.h: New.
14098 * graphite-interchange.c: New.
14099 * graphite-poly.c: New.
14100 * graphite-poly.h: New.
14101 * graphite-ppl.c: New.
14102 * graphite-ppl.h: New.
14103 * graphite-scop-detection.c: New.
14104 * graphite-scop-detection.h: New.
14105 * graphite-sese-to-poly.c: New.
14106 * graphite-sese-to-poly.h: New.
14110 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14112 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14113 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14117 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14118 (scev_is_linear_expression): Return false if the evolution is not
14119 affine multivariate.
14121 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14123 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14124 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14128 * tree-data-ref.c (debug_data_references): New.
14129 (debug_data_reference): New.
14130 * tree-data-ref.h (debug_data_references): Declared.
14131 (debug_data_reference): Declared.
14133 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14135 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14136 * tree-data-ref.h (scop_p): Removed.
14137 (struct data_reference): Remove field scop.
14138 (DR_SCOP): Removed.
14139 (stmt_simple_memref_p): Removed.
14141 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14143 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14144 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14147 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14149 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14151 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14153 * doc/invoke.texi (-fgraphite-identity): Documented.
14155 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14157 * tree-scalar-evolution.c: Fix comment.
14158 (instantiate_scev_1): Return unknow from scev instantiation if the
14159 result is not above instantiate_below.
14161 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14163 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14164 static anymore. Instantiate the symbols that may have been introduced
14166 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14169 2009-07-30 DJ Delorie <dj@redhat.com>
14171 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14172 .vliw directive to VLIW sections.
14174 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14176 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14178 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14179 (AUTOHEADER): New variable.
14180 ($(srcdir)/cstamp-h.in): Use it.
14182 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14183 Pat Haugen <pthaugen@us.ibm.com>
14184 Revital Eres <ERES@il.ibm.com>
14186 * config/rs6000/vector.md (VEC_F): Add VSX support.
14189 (mov<mode>): Ditto.
14190 (vector_load_<mode>): Ditto.
14191 (vector_store_<mode>): Ditto.
14192 (vector GPR move split): Ditto.
14193 (vec_reload_and_plus_<mptrsize>): Ditto.
14194 (vec_reload_and_reg_<mptrsize>): Ditto.
14195 (add<mode>3): Ditto.
14196 (sub<mode>3): Ditto.
14197 (mul<mode>3): Ditto.
14198 (neg<mode>2): Ditto.
14199 (abs<mode>2): Ditto.
14200 (smin<mode>3): Ditto.
14201 (smax<mode>3): Ditto.
14202 (vector_eq<mode>): Ditto.
14203 (vector_gt<mode>): Ditto.
14204 (vector_ge<mode>): Ditto.
14205 (vector_gtu<mode>): Ditto.
14206 (vector_select_<mode>_uns): Ditto.
14207 (vector_eq_<mode>_p): Ditto.
14208 (vector_gt_<mode>_p): Ditto.
14209 (vector_ge_<mode>_p): Ditto.
14210 (vector_gtu_<mode>_p): Ditto.
14211 (cr6_test_for_zero): Ditto.
14212 (cr6_test_for_zero_reverse): Ditto.
14213 (cr6_test_for_lt): Ditto.
14214 (cr6_test_for_lt_reverse): Ditto.
14215 (xor<mode>3): Ditto.
14216 (ior<mode>3): Ditto.
14217 (and<mode>3): Ditto.
14218 (one_cmpl<mode>2): Ditto.
14219 (nor<mode>2): Ditto.
14220 (andc<mode>2): Ditto.
14221 (float<VEC_int<mode>2): Ditto.
14222 (unsigned_float<VEC_int><mode>2): Ditto.
14223 (fix_trunc<mode><VEC_int>2): Ditto.
14224 (fixuns_trunc<mode><VEC_int>2): Ditto.
14226 (vec_set<mode>): Ditto.
14227 (vec_extract<mode>): Ditto.
14228 (vec_interleave_highv4sf): Ditto.
14229 (vec_interleave_lowv4sf): Ditto.
14230 (vec_realign_load_<mode>): Ditto.
14231 (vec_shl_<mode>): Ditto.
14232 (vec_shr_<mode>): Ditto.
14233 (div<mode>3): New patterns for VSX.
14234 (vec_interleave_highv2df): Ditto.
14235 (vec_interleave_lowv2df): Ditto.
14236 (vec_pack_trunc_v2df): Ditto.
14237 (vec_pack_sfix_trunc_v2df): Ditto.
14238 (vec_pack_ufix_trunc_v2df): Ditto.
14239 (vec_unpacks_hi_v4sf): Ditto.
14240 (vec_unpacks_lo_v4sf): Ditto.
14241 (vec_unpacks_float_hi_v4si): Ditto.
14242 (vec_unpacks_float_lo_v4si): Ditto.
14243 (vec_unpacku_float_hi_v4si): Ditto.
14244 (vec_unpacku_float_lo_v4si): Ditto.
14245 (movmisalign<mode>): Ditto.
14246 (vector_ceil<mode>2): New patterns for vectorizing math library.
14247 (vector_floor<mode>2): Ditto.
14248 (vector_btrunc<mode>2): Ditto.
14249 (vector_copysign<mode>3): Ditto.
14251 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14252 predicate for setting the high bit in each word, used for copysign.
14254 * config/rs6000/ppc-asm.h (f19): Whitespace.
14255 (f32-f63): Define if VSX.
14256 (v0-v31): Define if Altivec.
14257 (vs0-vs63): Define if VSX.
14259 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14261 * config/rs6000/power7.md: New file, provide tuning parameters for
14264 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14265 (rs6000_cpu_cpp_builtins): Ditto.
14266 (altivec_overloaded_builtins): Ditto.
14267 (altivec_resolve_overloaded_builtin): Ditto.
14269 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14270 debug switch to disable vectorizing simple math builtin
14273 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14274 Vectorize simple math builtin functions.
14275 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14276 hook to vectorize math builtins.
14277 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14278 (rs6000_builtin_conversion): Add VSX/power7 support.
14279 (rs6000_builtin_vec_perm): Ditto.
14280 (vsplits_constant): Add support for loading up a vector constant
14281 with just the high bit set in each part.
14282 (rs6000_expand_vector_init): Add VSX/power7 support.
14283 (rs6000_expand_vector_set): Ditto.
14284 (rs6000_expand_vector_extract): Ditto.
14285 (rs6000_emit_move): Ditto.
14286 (bdesc_3arg): Ditto.
14287 (bdesc_2arg): Ditto.
14288 (bdesc_1arg): Ditto.
14289 (rs6000_expand_ternop_builtin): Ditto.
14290 (altivec_expand_builtin): Ditto.
14291 (rs6000_expand_unop_builtin): Ditto.
14292 (rs6000_init_builtins): Ditto.
14293 (altivec_init_builtins): Ditto.
14294 (builtin_function_type): Ditto.
14295 (rs6000_common_init_builtins): Ditto.
14296 (rs6000_handle_altivec_attribute); Ditto.
14297 (rs6000_mangle_type): Ditto.
14298 (rs6000_vector_mode_supported_p): Ditto.
14299 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14300 are mode dependent.
14302 * config/rs6000/vsx.md: New file for VSX support.
14304 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14305 identifing values with just the most significant bit set.
14306 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14307 vectorized builtins.
14309 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14310 (UNSPEC_VRFIM): Delete.
14311 (splitter for loading up vector with most significant bit): New
14312 splitter for vectorizing copysign.
14313 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14314 vectorizing simple math functions.
14315 (altivec_vrfip): Add support for vectorizing simple math functions.
14316 (altivec_vrfim): Ditto.
14317 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14319 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14320 (power7.md, vsx.md): Include for power7 support.
14321 (copysigndf3): Use VSX instructions if -mvsx.
14322 (negdf2_fpr): Ditto.
14323 (absdf2_fpr): Ditto.
14324 (nabsdf2_fpr): Ditto.
14325 (adddf3_fpr): Ditto.
14326 (subdf3_fpr): Ditto.
14327 (muldf3_fpr): Ditto.
14328 (divdf3_fpr): Ditto.
14329 (fix_truncdfdi2_fpr): Ditto.
14330 (cmpdf_internal1): Ditto.
14331 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14332 (btruncdf2, btruncdf2_fpr): Ditto.
14333 (ceildf2, ceildf2_fpr): Ditto.
14334 (floordf2, floordf2_fpr): Ditto.
14335 (floatdidf2, floatdidf2_fpr): Ditto.
14336 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14337 (fmsubdf4_fpr): Ditto.
14338 (fnmadddf4_fpr_1): Ditto.
14339 (fnmadddf4_fpr_2): Ditto.
14340 (fnmsubdf4_fpr_1): Ditto.
14341 (fnmsubdf4_fpr_2): Ditto.
14342 (fixuns_truncdfdi2): Add expander for VSX support.
14343 (fix_truncdfdi2): Ditto.
14344 (fix_truncdfsi2): Ditto.
14345 (ftruncdf2): Ditto.
14346 (btruncsf2): Whitespace.
14347 (movdf_hardfloat32): Add support for VSX registers.
14348 (movdf_softfloat32): Ditto.
14349 (movdf_hardfloat64): Ditto.
14350 (movdf_hardfloat64_mfpgpr): Ditto.
14351 (movdf_softfloat64): Ditto.
14352 (movti splitters): Add check for vector registers supporting
14353 TImode in the future.
14354 (bpermd): Add power7 bpermd instruction.
14356 * config/rs6000/altivec.h (vec_div): Define if VSX.
14359 (vec_nmadd): Ditto.
14360 (vec_nearbyint): Ditto.
14363 (all predicates): Use the generic builtin function, and not the V4SF
14364 specific function so that the predicates will work with VSX's V2DF.
14365 (vec_all_*): Ditto.
14366 (vec_any_*): Ditto.
14368 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14369 Document new VSX functions and types.
14371 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14374 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14375 "wa", and "j" constraints. Modify "v" to talk about Altivec
14376 instead of just vector.
14378 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14381 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14382 location for phi arguments.
14383 (rewrite_update_phi_arguments): Find locations for reaching defs.
14384 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14385 Add location to add_phi_arg calls.
14386 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14387 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14388 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14389 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14390 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14391 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14392 * tree-phinodes.c (make_phi_node): Initialize location.
14393 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14394 (add_phi_arg): Add location parameter.
14395 (remove_phi_arg_num): Move location when moving phi argument.
14396 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14398 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14399 slpeel_update_phi_nodes_for_guard1,
14400 slpeel_update_phi_nodes_for_guard2,
14401 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14402 vect_loop_versioning): Set locations.
14403 * tree-parloops.c (create_phi_for_local_result,
14404 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14405 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14406 * tree-vect-loop.c (get_initial_def_for_induction,
14407 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14409 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14410 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14411 (gimple_phi_arg_set_location): New. Set locus.
14412 (gimple_phi_arg_has_location): New. Check for locus.
14413 (redirect_edge_var_map_location): New. Return locus from var_map.
14414 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14415 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14416 combining PHI arguments.
14417 (cond_store_replacement): Set location.
14418 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14419 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14420 scop_add_exit_phis_edge): Add locations.
14421 * tree-cfgcleanup.c (remove_forwarder_block,
14422 remove_forwarder_block_with_phi): Add locations.
14423 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14424 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14426 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14427 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14428 flush_pending_stmts): Add source location.
14429 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14430 stack to preserve locations.
14431 * tree-vect-stmts.c (vectorizable_load): Add location.
14432 * tree-inline.c (copy_phis_for_bb): Copy locus.
14433 (setup_one_parameter): Add call locus to inlined parameter stmts.
14434 (initialize_inlined_parameters): Pass in call location as parameter
14436 (tree_function_versioning): Pass location to setup_one_parameter.
14437 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14438 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14439 copy and edge lists.
14440 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14441 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14442 locus parameter and override the stmt default if provided.
14443 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14444 elim_graph_add_edge, elim_graph_remove_succ_edge,
14445 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14446 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14447 eliminate_phi): Add locus info in elimination graph for each edge and
14449 (insert_backedge_copies): Copy locus if present.
14450 * tree-flow.h (struct _edge_var_map): Add locus field.
14451 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14452 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14453 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14455 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14457 2009-07-30 Martin Jambor <mjambor@suse.cz>
14459 PR tree-optimization/40570
14460 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14461 use inlining loops.
14463 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14465 * ssa-loop-manip.c: Include langhooks.h.
14466 (rewrite_phi_with_iv): New.
14467 (rewrite_all_phi_nodes_with_iv): New.
14468 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14469 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14470 * tree-parloops.c (loop_parallel_p): Move out all conditions
14471 except dependency check.
14472 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14473 (gen_parallel_loop): Call canonicalize_loop_ivs without
14474 reduction_list argument.
14475 (build_new_reduction): New.
14476 (gather_scalar_reductions): New.
14477 (try_get_loop_niter): New.
14478 (try_create_reduction_list): New.
14479 (parallleize_loops): Change the parallel conditions check.
14480 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14481 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14483 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14485 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14487 * doc/options.texi (Option properties): Mention new quoting syntax.
14489 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14491 * config/alpha/alpha.c (alpha_start_function):
14492 Handle VMS_DEBUG_MAIN_POINTER
14493 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14494 * doc/invoke.texi: Document -mdebug-main switch.
14496 2009-07-29 Richard Henderson <rth@redhat.com>
14498 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14499 (cgraph_create_edge_including_clones): Likewise.
14500 * tree-inline.c (copy_bb): Operate on the correct edges
14501 when updating the callgraph.
14503 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14505 * config/alpha/vms-cc.c: Deleted.
14506 * config/alpha/vms-ld.c: Deleted.
14507 * config/alpha/t-vms64: Moved to config/vms
14508 * config/alpha/vms-crt0-64.c: Moved to config/vms
14509 * config/alpha/vms-crt0.c: Moved to config/vms
14510 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14511 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14512 * config/alpha/xm-vms.h: Moved to config/vms
14513 * config/alpha/x-vms: Moved to config/vms
14514 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14516 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14517 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14519 * config/vms/t-vms64: Moved here from config/alpha
14520 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14521 (argc,argv,envp): Enforce 32bit malloc'ing.
14522 * config/vms/vms-psxcrt0-64.c: Likewise.
14523 * config/vms/vms-crt0.c: Moved here from config/alpha.
14524 * config/vms/vms-psxcrt0.c: Likewise.
14525 * config/vms/vms-crtl-64.h: New file.
14526 * config/vms/vms-crtl.h: New file.
14527 * config/vms/vms.opt: New file.
14528 * config/vms/xm-vms64.h: New file.
14529 * config/vms/xm-vms.h: Moved here from config/alpha.
14530 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14532 * config/vms/x-vms: Moved here from config/alpha.
14533 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14534 (vms-ld.o, vms-cc.o): Removed.
14535 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14537 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14539 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14540 correct stack (obvious VMS fix).
14542 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14544 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14545 date, version info if VMS_DEBUGGING_INFO defined.
14546 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14547 size, date calculating code moved here.
14549 2009-07-29 Paul Brook <paul@codesourcery.com>
14551 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14554 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14557 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14558 to DImode when generating insq_le insn.
14560 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14562 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14563 New macro set for VMS_DEBUGGGING_INFO.
14564 (AT_string_form): Use it.
14566 2009-07-28 DJ Delorie <dj@redhat.com>
14568 * config/mep/mep.c (vtext_section): New.
14569 (vftext_section): New.
14570 (ftext_section): New.
14571 (mep_select_section): Add support for functions.
14572 (mep_unique_section): Likewise.
14573 (mep_asm_init_sections): Likewise.
14574 (mep_encode_section_info): Remove it from here.
14576 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14578 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14580 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14581 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14583 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14585 * dwarf2out.c (output_file_names): Test new macro
14586 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14587 (add_comp_dir_attribute): Likewise.
14589 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14591 * config/i386/mingw-w64.h (LINK_SPEC): Add
14592 separating space between commands.
14594 2009-07-28 Jan Hubicka <jh@suse.cz>
14596 PR tree-optimization/40759
14597 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14600 2009-07-27 DJ Delorie <dj@redhat.com>
14602 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14603 types are dword-aligned.
14604 (mep_expand_va_start): Likewise.
14606 2009-07-27 Olivier Hainque <hainque@adacore.com>
14607 Douglas B Rupp <rupp@gnat.com>
14609 * convert.c (convert_to_pointer): Don't assume the target
14610 pointer type is POINTER_SIZE long. Fetch its precision instead.
14612 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14614 * system.h (fopen): Undefine if macro.
14616 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14618 * dwarf2out.c (output_cfi_p): Removed.
14619 (output_cfis): New function.
14620 (output_fde): New function, split from output_call_frame_info.
14621 (output_call_frame_info): Use it.
14622 (dwarf2out_switch_text_section): Use output_cfis.
14624 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14626 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14627 TARGET_BI_ARCH is specified without enabling SJLJ.
14628 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14629 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14631 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14633 * arm.md (negdi2): Use DImode if forcing a value into a register.
14635 2009-07-26 Ira Rosen <irar@il.ibm.com>
14637 PR tree-optimization/40801
14638 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14639 of vector operand from the previous copy of vector statement.
14640 Pass the correct definition type value to
14641 vect_get_vec_def_for_stmt_copy().
14643 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14645 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14646 const char ** conversion.
14648 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14650 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14651 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14652 (gcc_unreachable): Invoke __builtin_unreachable() if
14653 !ENABLE_ASSERT_CHECKING.
14655 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14657 PR rtl-optimization/40445
14658 * emit-rtl.c (next_nonnote_insn_bb): New function.
14659 * rtl.h (next_nonnote_insn_bb): Declare new function.
14660 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14661 with no successors that is the successor of the ENTRY_BLOCK.
14662 Continue from the top after removing an empty fallthrough block.
14663 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14664 of next_nonnote_insn.
14666 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14668 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14670 2009-07-25 Martin Jambor <mjambor@suse.cz>
14672 * c-common.c (c_common_attribute_table): New element for noclone.
14673 (handle_noclone_attribute): New function. Forward-declare.
14674 * tree-inline.c (tree_versionable_function_p): Check for noclone
14676 * doc/extend.texi (Labels as Values): Document need for noclone.
14677 (Function Attributes): Document noclone attribute.
14679 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14681 PR rtl-optimization/34999
14682 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14683 and dw_fde_switched_cold_to_hot fields.
14684 (output_cfi_p): New function.
14685 (output_call_frame_info): If fde->dw_fde_switched_sections,
14686 output 2 FDEs instead of one with corrupted header.
14687 (dwarf2out_do_cfi_startproc): New function.
14688 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14689 and fde->dw_fde_switched_cold_to_hot.
14690 (dwarf2out_switch_text_section): Compute
14691 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14692 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14693 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14694 Otherwise, compute fde->dw_fde_switch_cfi.
14696 2009-07-24 Cary Coutant <ccoutant@google.com>
14698 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14700 2009-07-24 Cary Coutant <ccoutant@google.com>
14702 * cfghooks.c (split_block): Copy discriminator to new block.
14703 * tree-cfg.c (assign_discriminator): Check location of last
14704 instruction in block as well as first.
14706 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14708 * config/i386/linux.c: Use fputs or putc instead of fprintf
14710 * config/i386/gas.h: Ditto.
14711 * config/i386/x86-64.h: Ditto.
14712 * config/i386/att.h: Ditto.
14714 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14716 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14719 2009-07-24 Martin Jambor <mjambor@suse.cz>
14721 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14722 (ipa_push_func_to_list_1): Declare.
14723 (ipa_push_func_to_list): New function.
14725 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14726 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14727 (ipa_push_func_to_list): Removed.
14728 (ipa_pop_func_from_list): Clear node_enqueued flag.
14730 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14732 * config/s390/s390.c (override_options): Default
14733 max-unrolled-insns to 100 for z10 tuning.
14735 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14737 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14738 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14739 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14740 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14741 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14742 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14743 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14745 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14747 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14748 use default set in mingw32.h header.
14749 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14750 64-bit /mingw/include path.
14751 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14754 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14756 PR rtl-optimization/40209
14757 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14759 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14761 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14762 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14763 with the rest of string where appropriate. Use fputs or putc
14764 instead of fprintf where appropriate.
14766 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14767 Pat Haugen <pthaugen@us.ibm.com>
14768 Revital Eres <ERES@il.ibm.com>
14770 * config/rs6000/vector.md: New file. Move most of the vector
14771 expander support here from altivec.md to allow for the VSX vector
14772 unit in the future. Add support for secondary_reload patterns.
14773 Rewrite the patterns for vector comparison, and vector comparison
14774 predicate instructions so that the RTL expresses the desired
14775 behavior, instead of using unspec.
14777 * config/rs6000/constraints.md ("f" constraint): Use
14778 rs6000_constraints to hold the precalculated register class.
14779 ("d" constraint): Ditto.
14780 ("wd" constraint): New constraint for VSX.
14781 ("wf" constraint): Ditto.
14782 ("ws" constraint): Ditto.
14783 ("wa" constraint): Ditto.
14784 ("wZ" constraint): Ditto.
14785 ("j" constraint): Ditto.
14787 * config/rs6000/predicates.md (vsx_register_operand): New
14789 (vfloat_operand): New predicate for vector.md.
14790 (vint_operand): Ditto.
14791 (vlogical_operand): Ditto.
14792 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14793 (easy_vector_constant): Add VSX support.
14794 (altivec_indexed_or_indirect_operand): New predicate for
14795 recognizing Altivec style memory references with AND -16.
14797 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14798 for vector secondary reload support.
14799 (rs6000_vector_reg_class): Delete, replacing it with
14800 rs6000_constraints.
14801 (rs6000_vsx_reg_class): Ditto.
14802 (rs6000_constraints): New array to hold the register classes of
14803 each of the register constraints that can vary at runtime.
14804 (builtin_mode_to_type): New static array for builtin function type
14806 (builtin_hash_table): New static hash table for builtin function
14808 (TARGET_SECONDARY_RELOAD): Define target hook.
14809 (TARGET_IRA_COVER_CLASSES): Ditto.
14810 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14811 registers are 128 bits if VSX memory reference instructions are used.
14812 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14813 unit is being used.
14814 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14815 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14816 Print several of the scheduling related parameters.
14817 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14818 rs6000_constraints instead of rs6000_vector_reg_class. Move
14819 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14820 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14821 Altivec. Add VSX support. Setup for secondary reload support on
14822 Altivec/VSX registers.
14823 (rs6000_override_options): Make power7 set the scheduling groups
14824 like the power5. Add support for new debug switches to override
14825 the scheduling defaults. Temporarily disable -mcpu=power7 from
14826 setting -mvsx. Add support for debug switches -malways-hint,
14827 -msched-groups, and -malign-branch-targets.
14828 (rs6000_buitlin_conversion): Add support for returning unsigned
14829 vector conversion functions to fix regressions due to stricter
14831 (rs6000_builtin_mul_widen_even): Ditto.
14832 (rs6000_builtin_mul_widen_odd): Ditto.
14833 (rs6000_builtin_vec_perm): Ditto.
14834 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14835 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14836 to zero a register.
14837 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14838 generated upstream.
14839 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14840 VSX types for bit operations. Changes to accomidate vector.md.
14841 (bdesc_2arg): Ditto.
14842 (bdesc_1arg): Ditto.
14843 (struct builtin_description_predicates): Rewrite predicate
14844 handling so that RTL describes the operation, instead of passing
14845 the instruction to be used as a string argument.
14846 (bdesc_altivec_preds): Ditto.
14847 (altivec_expand_predicate_builtin): Ditto.
14848 (altivec_expand_builtin): Ditto.
14849 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14850 statement for vsldoi support.
14851 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14852 (altivec_expand_st_builtin): Ditto.
14853 (paired_expand_builtin): Whitespace changes.
14854 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14855 builtin_mode_to_type table for secondary reload. Call
14856 builtin_function_type to build random builtin functions.
14857 (altivec_init_builtins): Change to use builtin_function_type to
14858 create builtin function types dynamically as we need them.
14859 (builtin_hash_function): New support for hashing the tree types
14860 for builtin function as we need it, rather than trying to build
14861 all of the trees that we need. Add initial preliminary VSX support.
14862 (builtin_function_type): Ditto.
14863 (builtin_function_eq): Ditto.
14864 (builtin_hash_struct): Ditto.
14865 (rs6000_init_builtins): Ditto.
14866 (rs6000_common_init_builtins): Ditto.
14867 (altivec_init_builtins): Ditto.
14868 (rs6000_common_init_builtins): Ditto.
14869 (enum reload_reg_type): New enum for simplifing reg classes.
14870 (rs6000_reload_register_type): Simplify register classes into GPR,
14871 Vector, and other registers. Altivec and VSX addresses in reload.
14872 (rs6000_secondary_reload_inner): Ditto.
14873 (rs6000_ira_cover_classes): New target hook, that returns the
14874 appropriate cover classes, based on -mvsx being used or not.
14875 (rs6000_secondary_reload_class): Add VSX support.
14876 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14877 (get_vsel_insn): Ditto.
14878 (rs6000_emit_vector_compare): Rewrite vector conditional support
14879 so that where we can, we use RTL operators, instead of blindly use
14881 (rs6000_emit_vector_select): Ditto.
14882 (rs6000_emit_vector_cond_expr): Ditto.
14883 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14884 (create_TOC_reference): Add -mdebug=addr support.
14885 (emit_frame_save): VSX loads/stores need register indexed addressing.
14887 * config/rs6000/rs6000.md: Include vector.md.
14889 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14891 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14892 support for V2DI, V2DF in logical, permute, select operations.
14894 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14895 switch for vsx/power7.
14896 (-mvsx-scalar-memory): Ditto.
14897 (-mvsx-align-128): Ditto.
14898 (-mallow-movmisalign): Ditto.
14899 (-mallow-df-permute): Ditto.
14900 (-msched-groups): Ditto.
14901 (-malways-hint): Ditto.
14902 (-malign-branch-targets): Ditto.
14904 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14906 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14907 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14908 (rs6000_vector_reg_class): Delete.
14909 (rs6000_vsx_reg_class): Ditto.
14910 (enum rs6000_reg_class_enum): New enum for the constraints that
14911 vary based on target switches.
14912 (rs6000_constraints): New array to hold the register class for all
14913 of the register constraints that vary based on the switches used.
14914 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14915 (enum rs6000_builtins): Add unsigned varients for the builtin
14916 declarations returned by target hooks for expanding multiplies,
14917 select, and permute operations. Add VSX builtins.
14918 (enum rs6000_builtin_type_index): Add entries for VSX.
14919 (V2DI_type_node): Ditto.
14920 (V2DF_type_node): Ditto.
14921 (unsigned_V2DI_type_node): Ditto.
14922 (bool_long_type_node): Ditto.
14923 (intDI_type_internal_node): Ditto.
14924 (uintDI_type_internal_node): Ditto.
14925 (double_type_internal_node): Ditto.
14927 * config/rs6000/altivec.md (whole file): Move all expanders to
14928 vector.md from altivec.md. Rename insn matching functions to be
14930 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14931 (altivec_vcmp*): Ditto.
14932 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14933 (VM): New iterator for moves that includes the VSX types.
14934 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14935 (altivec_vperm_<mode>_uns): New, for unsigned types.
14936 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14937 (altivec_eq<mode>): Ditto.
14938 (altivec_gt<mode>): Ditto.
14939 (altivec_gtu<mode>): Ditto.
14940 (altivec_eqv4sf): Ditto.
14941 (altivec_gev4sf): Ditto.
14942 (altivec_gtv4sf): Ditto.
14943 (altivec_vcmpbfp_p): Ditto.
14945 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14947 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14950 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14953 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14954 ASM_SHORT instead of .word.
14955 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14956 instead of .word in asm template.
14958 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14961 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14962 (process_bb_node_lives): Use it.
14964 * ira.c (setup_cover_and_important_classes): Don't setup
14965 ira_important_class_nums. Add cover classes to the end of
14967 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14969 (find_reg_class_closure): Use reorder_important_classes.
14971 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14973 * config/i386/i386.c (i386_ira_cover_classes): New function.
14974 (TARGET_IRA_COVER_CLASSES): Redefine.
14976 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14977 importance of order of cover classes in the array.
14979 2009-07-22 Diego Novillo <dnovillo@google.com>
14981 * tree-pass.h (TDF_EH): Define.
14982 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14983 contains TDF_EH, print the EH region number holding GS.
14984 * tree-dump.c (dump_options): Add "eh".
14985 * doc/invoke.texi: Document it.
14987 2009-07-22 Doug Kwan <dougkwan@google.com>
14989 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14991 2009-07-22 Michael Matz <matz@suse.de>
14993 PR tree-optimization/35229
14994 PR tree-optimization/39300
14996 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14997 (inhibit_phi_insertion): New function.
14998 (insert_into_preds_of_block): Call it for REFERENCEs.
14999 (init_pre): Initialize and finalize scalar evolutions.
15000 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15002 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15004 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15005 Use CONST_VECTOR_NUNITS to determine number of elements.
15007 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15009 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15010 (U, W): Constraints are now deprecated and will be removed if we
15011 run out of letters.
15012 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15014 ("prefetch"): Add the stcmh instruction for prefetching.
15015 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15017 (s390_short_displacement): Return always true if compiling for
15018 machines not providing the long displacement facility.
15019 (s390_mem_constraint): Support the new constraint letter Z.
15020 (s390_check_qrst_address): New function.
15022 2009-07-21 DJ Delorie <dj@redhat.com>
15024 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15027 2009-07-21 Jason Merrill <jason@redhat.com>
15029 * c-common.c (max_tinst_depth): Increase default to 1024.
15031 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15033 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15034 (vec_unpacku_float_lo_v4si): Ditto.
15036 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15039 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15040 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15041 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15042 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15044 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15046 PR tree-optimization/40813
15047 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15050 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15052 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15053 with a NOP_EXPR if needed.
15055 2009-07-21 Paul Brook <paul@codesourcery.com>
15057 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15058 Terminate debug dump with newline.
15060 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15062 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15063 Cast "1" to unsigned HOST_WIDE_INT.
15064 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15065 deposit length to the maximum length - lsb. Extend length if
15066 HOST_BITS_PER_WIDE_INT is 32.
15068 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15070 * cgraph.h (constant_pool_htab): New function.
15071 (constant_descriptor_tree): Move from varasm.c.
15072 * varasm.c (constant_pool_htab): New function.
15073 (constant_descriptor_tree): Move to cgraph.h.
15075 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15077 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15079 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15081 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15084 2009-07-20 Xinliang David Li <davidxl@google.com>
15086 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15088 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15090 * config/mips/mips.md (move_type): Add arith.
15091 (type): Handle arith.
15092 (zero_extendsidi2): Rename this into ...
15093 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15094 (zero_extendsidi2): New expander.
15095 (*zero_extendsidi2_dext): New pattern.
15097 2009-07-20 Nick Clifton <nickc@redhat.com>
15099 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15100 to set MIPS_ABI_DEFAULT.
15101 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15103 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15105 * tree-object-size.c (addr_object_size): Handle unions with
15106 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15108 PR tree-optimization/40792
15109 * tree.c (build_function_type_skip_args): Remove bogus assert.
15111 2009-07-20 Jan Hubicka <jh@suse.cz>
15112 Martin Jambor <mjambor@suse.cz>
15114 * cgraph.h (combined_args_to_skip): New field.
15115 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15116 combined_args_to_skip and args_to_skip.
15117 * tree-inline.c (update_clone_info): New function.
15118 (tree_function_versioning): Call update_clone_info.
15119 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15121 (cgraph_materialize_all_clones): More extensive dumping, working
15122 with combined_args_to_skip rather than args_to_skip.
15124 2009-07-20 Ira Rosen <irar@il.ibm.com>
15126 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15127 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15128 (get_initial_def_for_reduction): Likewise.
15129 (vectorizable_reduction): Skip the check of first operand in case
15130 of COND_EXPR. Add check that it is outer loop vectorization if
15131 nested cycle was detected. Call vectorizable_condition() for
15132 COND_EXPR. If reduction epilogue cannot be created do not fail for
15133 nested cycles (if it is not double reduction). Assert that there
15134 is only one type in the loop in case of COND_EXPR. Call
15135 vectorizable_condition() to vectorize COND_EXPR.
15136 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15137 Add parameters. Allow nested cycles if called from
15138 vectorizable_reduction(). Use reduction vector variable if provided.
15139 (vect_analyze_stmt): Call vectorizable_reduction() before
15140 vectorizable_condition().
15141 (vect_transform_stmt): Update call to vectorizable_condition().
15143 2009-07-20 Christian Bruel <christian.bruel@st.com>
15145 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15146 * doc/invoke.texi (-mfmovd): Likewise.
15147 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15149 2009-07-20 Jan Hubicka <jh@suse.cz>
15151 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15152 when handling SSA name.
15154 2009-07-19 Jan Hubicka <jh@suse.cz>
15156 PR tree-optimization/40676
15157 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15158 virtual PHIs in empty BBs.
15160 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15162 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15163 re-expanded the compound use gen_lowpart instead to convert to the
15166 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15168 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15169 OUTER_CONST arguments.
15170 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15171 the new wider mode will be masked off.
15172 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15174 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15176 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15177 high-order bits are zero.
15179 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15181 * combine.c (simplify_shift_const_1): Split code to determine
15182 shift_mode into ...
15183 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15184 new bits shifted in are identical to the old sign bit.
15186 2009-07-18 Richard Guenther <rguenther@suse.de>
15189 * gimplify.c (gimplify_call_expr): Reject code using results from
15190 functions returning void.
15192 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15194 * doc/md.texi: Document the new PowerPC "es" constraint.
15195 Document that "m" can include automodified addresses on this target,
15196 and explain how %U must be used. Extend the "Q" and "Z" documentation
15197 to suggest "es" as well as "m".
15198 * config/rs6000/constraints.md (es): New memory constraint.
15199 (Q, Z): Update strings to match new documentation.
15201 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15203 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15204 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15205 * config/rs6000/predicates.md (volatile_mem_operand): Use
15206 offsettable_nonstrict_memref_p.
15207 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15208 (*floatunssidf2_internal): Likewise.
15209 (*fix_truncdfsi2_internal): Likewise.
15210 (*fix_trunctfsi2_internal): Likewise.
15212 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15214 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15215 atmega32u2 devices.
15216 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15218 2009-07-17 Richard Guenther <rguenther@suse.de>
15221 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15222 (pass_warn_unused_result): Likewise.
15223 (TODO_set_props): Remove.
15224 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15226 (pass_diagnose_omp_blocks): Define.
15227 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15228 (c_gimple_diagnostics_recursively): Remove.
15229 (finish_function): Do not call it.
15230 (c_write_global_declarations): Continue after errors.
15231 Finalize the CU here.
15232 * c-gimplify.c (c_genericize): Do not gimplify here.
15233 * c-common.c (c_warn_unused_result): Move ...
15234 * tree-cfg.c (do_warn_unused_result): ... here.
15235 (run_warn_unused_result): New function.
15236 (gate_warn_unused_result): New function.
15237 (pass_warn_unused_result): New pass.
15238 * c-common.h (c_warn_unused_result): Remove.
15239 * flags.h (flag_warn_unused_result): Declare.
15240 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15241 * opts.c (flag_warn_unused_result): Initialize to false.
15242 * toplev.c (compile_file): Add comment.
15243 * omp-low.c (create_omp_child_function): Do not register
15244 the function with the frontend.
15245 (diagnose_omp_structured_block_errors): Prepare to be
15246 called as optimization pass.
15247 (gate_diagnose_omp_blocks): New function.
15248 (pass_diagnose_omp_blocks): New pass.
15249 * cgraph.h (cgraph_optimize): Remove.
15250 (cgraph_analyze_function): Likewise.
15251 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15252 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15253 before their parents here.
15254 (cgraph_finalize_function): Not here.
15255 (cgraph_analyze_function): Gimplify functions here.
15256 (cgraph_finalize_compilation_unit): Continue after errors.
15257 Optimize the callgraph from here.
15258 (cgraph_optimize): Make static.
15259 * langhooks.c (write_global_declarations): Finalize the CU.
15260 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15261 (gimplify_function_tree): Assert we gimplify only once.
15262 Set PROP_gimple_any property.
15263 * tree-nested.c (gimplify_all_functions): New function.
15264 (lower_nested_functions): Gimplify all nested functions.
15265 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15266 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15267 and pass_diagnose_omp_blocks after gimplification. Do not
15268 set TODO_set_props on all_lowering_passes.
15269 (execute_one_pass): Do not handle TODO_set_props.
15270 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15271 (gimplify.o): Add tree-pass.h dependency.
15272 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15273 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15274 (unsave_r): Likewise.
15275 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15276 temporary variable.
15278 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15280 * doc/service.texi (Service): Restore previously removed link,
15281 which isn't broken after all.
15283 2009-07-17 Richard Guenther <rguenther@suse.de>
15285 PR tree-optimization/40321
15286 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15287 PHI nodes to the maximal set.
15288 (make_values_for_phi): Add PHI arguments to the maximal set.
15289 (execute_pre): Dump PHI_GEN and the maximal set.
15291 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15294 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15297 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15299 * doc/extend.texi (Nested Functions): Replace broken link with
15301 * doc/service.texi (Service): Remove broken link.
15303 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15306 * builtins.c (expand_builtin_memcmp): Use loc instead of
15307 EXPR_LOCATION (exp).
15308 (expand_builtin_strncmp): Likewise.
15310 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15311 Manuel López-Ibáñez <manu@gcc.gnu.org>
15314 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15315 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15316 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15317 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15318 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15319 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15320 tree-inline.c, c-common.c, c-common.h, gimple.c,
15321 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15322 convert.c: Add location argument to fold_{unary,binary,ternary},
15323 fold_build[123], build_call_expr, build_size_arg,
15324 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15325 fold_build1_initializer, fold_build2_initializer,
15326 fold_build3_initializer, fold_build_call_array,
15327 fold_build_call_array_initializer, fold_single_bit_test,
15328 omit_one_operand, omit_two_operands, invert_truthvalue,
15329 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15330 combine_comparisons, fold_builtin_*, fold_call_expr,
15331 build_range_check, maybe_fold_offset_to_address, round_up,
15334 2009-07-16 Jason Merrill <jason@redhat.com>
15337 * c-common.c (c_common_reswords): Add __is_standard_layout
15339 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15340 * doc/implement-cxx.texi: New.
15341 * doc/gcc.texi: Include it.
15343 2009-07-16 DJ Delorie <dj@redhat.com>
15345 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15346 compares that may be indirectly affected by previous instructions.
15348 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15350 * builtins.c (do_mpc_arg2): New.
15351 (fold_builtin_2): Fold builtin cpow.
15352 * real.h (HAVE_mpc_pow): New.
15354 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15356 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15357 comparison to skip unprofitable schedule
15359 2009-07-16 Simon Baldwin <simonb@google.com>
15361 * gcc.c (option_map): New flag -no-canonical-prefixes.
15362 * (display_help): Print help text for new flag.
15363 * (process_command): Move options translation and language specifics
15364 and handle new flag early. Use it to set a function pointer to a
15365 prefix builder. Replace make_relative_prefix calls with calls to
15366 the function pointed to. Ignore new flag in regular options handling.
15367 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15369 2009-07-15 DJ Delorie <dj@redhat.com>
15371 * config/mep/mep.md (sibcall_internal): Change register to avoid
15372 argument registers.
15373 (sibcall_value_internal): Likewise.
15375 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15377 PR rtl-optimization/40710
15378 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15380 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15382 * config/mips/mips.md (*extenddi_truncate<mode>,
15383 *extendsi_truncate<mode>): Change type attribute to move_type
15384 with shift_shift. Split out code handling exts from here ...
15385 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15387 (*extendhi_truncateqi): Change type attribute to move_type with
15388 shift_shift. Split out code handling exts from here ...
15389 (*extendhi_truncateqi_exts): ... to this new pattern.
15391 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15393 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15394 instead of "and" with inverted sign bit mask value. Use
15395 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15396 Allocate registers only for operand 4 and operand 5.
15398 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15400 PR middle-end/40747
15401 * fold-const.c (fold_cond_expr_with_comparison): When folding
15402 < and <= to MIN, make sure the MIN uses the same type as the
15403 comparison's operands.
15405 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15407 * arm.md (ior_xor): New code iterator.
15408 (split for ior/xor with shift and zero-extend): New split pattern.
15409 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15411 2009-07-15 Richard Guenther <rguenther@suse.de>
15413 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15416 2009-07-15 Richard Guenther <rguenther@suse.de>
15418 PR middle-end/40753
15419 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15421 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15423 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15424 handle 2.6.30 kernel.
15426 2009-07-15 DJ Delorie <dj@redhat.com>
15428 * config/mep/mep.md (sibcall_internal): Change register to allow
15429 for 24-bit addresses.
15430 (sibcall_value_internal): Likewise.
15432 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15434 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15435 that are enabled/disabled by the flags introduced by a previous patch.
15437 2009-07-14 DJ Delorie <dj@redhat.com>
15439 * config/mep/mep.md (sibcall_internal): Include non-toggling
15441 (sibcall_value_internal): Likewise.
15443 2009-07-14 Taras Glek <tglek@mozilla.com>
15444 Rafael Espindola <espindola@google.com>
15446 * doc/sourcebuild.texi: Document install-plugin target.
15447 * configure.ac: Added install-plugin target to language makefiles.
15448 * configure: Regenerate.
15449 * Makefile.in (install-plugin): Install more headers,
15450 depend on lang.install-plugin.
15452 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15454 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15457 2009-07-14 DJ Delorie <dj@redhat.com>
15459 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15460 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15461 * config/mep/mep.md (sibcall_internal): Change test from
15462 mep_vliw_mode_match to mep_vliw_jmp_match.
15463 (sibcall_value_internal): Likewise.
15465 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15467 * config/i386/sse.md (copysign<mode>3): New expander.
15468 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15469 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15470 Use ix86_build_const_vector.
15471 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15472 IX86_BUILTIN_CPYSGNPD.
15473 (builtin_description): Add __builtin_ia32_copysignps and
15474 __builtin_ia32_copysignpd.
15475 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15476 and BUILT_IN_COPYSIGNF.
15478 2009-07-13 Jason Merrill <jason@redhat.com>
15480 * builtins.c (can_trust_pointer_alignment): New fn.
15481 (get_pointer_alignment): Factor it out from here.
15482 * tree.h: Declare it.
15484 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15486 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15489 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15493 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15495 2009-07-14 Richard Guenther <rguenther@suse.de>
15496 Andrey Belevantsev <abel@ispras.ru>
15498 PR middle-end/40745
15499 * cfgexpand.c (partition_stack_vars): Do not bother to update
15500 alias information when not optimizing.
15502 2009-07-14 Richard Guenther <rguenther@suse.de>
15503 Andrey Belevantsev <abel@ispras.ru>
15505 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15506 (pt_solution_set): Likewise.
15507 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15508 * tree-ssa-structalias.c (pt_solution_set): New function.
15509 * final.c (rest_of_clean_state): Free SSA data structures.
15510 * print-rtl.c (print_decl_name): Remove.
15511 (print_mem_expr): Implement in terms of print_generic_expr.
15512 * alias.c (ao_ref_from_mem): New function.
15513 (rtx_refs_may_alias_p): Likewise.
15514 (true_dependence): Query alias-export info.
15515 (canon_true_dependence): Likewise.
15516 (write_dependence_p): Likewise.
15517 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15519 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15520 (mem_expr_equal_p): Use operand_equal_p.
15521 (set_mem_attributes_minus_bitpos): Do not use
15522 component_ref_for_mem_expr.
15523 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15524 (update_alias_info_with_stack_vars): Likewise.
15525 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15526 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15527 explicitly nor clear stmt operands.
15528 Free the decl-to-pointer map.
15529 * tree-optimize.c (execute_free_datastructures): Do not free
15530 SSA data structures here.
15531 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15532 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15533 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15535 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15537 2009-07-13 DJ Delorie <dj@redhat.com>
15539 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15540 unrolling at the right iteration count.
15542 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15545 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15547 * haifa-sched.c (rank_for_schedule): Introduced flags to
15548 enable/disable individual scheduling heuristics.
15549 * common.opt: Introduced flags to enable/disable individual
15550 heuristics in the scheduler.
15551 * doc/invoke.texi: Introduced flags to enable/disable individual
15552 heuristics in the scheduler.
15554 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15556 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15557 config/i386/mingw-tls.c.
15558 * config/i386/mingw-tls.c: Removed.
15560 2009-07-13 Ira Rosen <irar@il.ibm.com>
15562 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15563 checks access only relevant statements.
15564 (vectorizable_reduction): Likewise.
15566 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15568 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15569 just for 32-bit case.
15571 2009-07-12 Jan Hubicka <jh@suse.cz>
15573 PR tree-optimization/40585
15574 * except.c (expand_resx_expr): When there already is resume
15575 instruction, produce linked list.
15576 (build_post_landing_pads): Assert that resume is empty.
15577 (connect_post_landing_pads): Handle resume lists.
15578 (dump_eh_tree): Dump resume list.
15580 2009-07-12 Ira Rosen <irar@il.ibm.com>
15582 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15583 with additional argument.
15584 * tree-vectorizer.h (enum vect_def_type): Add
15585 vect_double_reduction_def.
15586 (vect_is_simple_reduction): Add argument.
15587 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15589 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15590 vect_is_simple_reduction with additional argument.
15591 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15593 (reduction_code_for_scalar_code): Handle additional codes by
15594 returning ERROR_MARK for them. Fix comment and indentation.
15595 (vect_is_simple_reduction): Fix comment, add argument to specify
15596 double reduction. Detect double reduction.
15597 (get_initial_def_for_induction): Fix indentation.
15598 (get_initial_def_for_reduction): Fix comment and indentation.
15599 Handle double reduction. Create initial definitions that do not
15600 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15601 (vect_create_epilog_for_reduction): Fix comment, add argument to
15602 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15603 epilogue result extraction. Create double reduction phi node and
15604 replace relevant uses.
15605 (vectorizable_reduction): Call vect_is_simple_reduction with
15606 additional argument. Fix indentation. Update epilogue code treatment
15607 according to the changes in reduction_code_for_scalar_code. Check
15608 for double reduction. Call vect_create_epilog_for_reduction with
15609 additional argument.
15610 * tree-vect-stmts.c (process_use): Handle double reduction, update
15612 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15613 (vect_get_vec_def_for_operand): Likewise.
15615 2009-07-12 Danny Smith <dansmister@gmail.com>
15617 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15618 dllexport if !TREE_PUBLIC.
15619 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15621 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15623 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15624 (avr_extra_arch_macro) Remove declatation.
15625 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15626 (avr_extra_arch_macro) Declare as static.
15627 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15629 2009-07-11 Jan Hubicka <jh@suse.cz>
15631 PR middle-end/48388
15632 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15634 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15637 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15638 cold_in_std_section bits.
15639 (dwarf2out_begin_prologue): Initialize them.
15640 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15641 if already covered by text_section or cold_text_section range.
15643 PR rtl-optimization/40667
15644 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15645 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15646 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15647 * config/i386/i386.c (ix86_minimum_alignment): New function.
15648 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15649 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15650 * emit-rtl.c (gen_reg_rtx): Likewise.
15651 * function.c (assign_parms): Likewise. If nominal_type needs
15652 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15653 rather than passed_type's alignment.
15656 * function.c (assign_parm_setup_stack): Adjust
15657 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15658 from nominal_mode on big endian.
15660 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15662 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15664 2009-07-10 DJ Delorie <dj@redhat.com>
15666 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15668 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15670 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15672 (thumb2_cbnz): Likewise.
15674 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15677 * config.gcc (supported_defaults): Add synci.
15678 (with_synci): Add validation.
15679 (all_defaults): Add synci.
15680 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15683 * config/mips/mips.opt (msynci): New option.
15684 * config/mips/mips.c (mips_override_options): Warn on use of
15685 -msynci for targets that do now support it.
15686 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15688 * gcc/doc/invoke.texi (-msynci): Document the new option.
15689 * doc/install.texi (--with-synci): Document the new option.
15691 2009-07-10 Richard Guenther <rguenther@suse.de>
15693 PR tree-optimization/40496
15694 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15695 the PHI result with a compatible type.
15697 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15701 * c.opt (Wunused-result): New.
15702 * doc/invoke.texi: Document it.
15703 * c-common.c (c_warn_unused_result): Use it.
15705 2009-07-09 DJ Delorie <dj@redhat.com>
15707 * targhooks.c (default_target_can_inline_p): Rename from
15708 default_target_option_can_inline_p.
15709 * targhooks.h (default_target_can_inline_p): Likewise.
15710 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15711 TARGET_OPTION_CAN_INLINE_P.
15712 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15713 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15714 (mep_target_can_inline_p): Rename from
15715 mep_target_option_can_inline_p.
15718 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15719 registers used to pass vectors.
15721 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15723 2009-07-09 Tom Tromey <tromey@redhat.com>
15725 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15726 * config/mmix/mmix.c: Include dwarf2.h.
15727 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15728 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15729 * config/sh/sh.c: Include dwarf2.h.
15730 * config/i386/i386.c: Include dwarf2.h.
15731 * Makefile.in (DWARF2_H): Remove 'elf'.
15732 * except.c: Include dwarf2.h.
15733 * unwind-dw2.c: Include dwarf2.h.
15734 * dwarf2out.c: Include dwarf2.h.
15735 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15736 * unwind-dw2-fde.c: Include dwarf2.h.
15737 * dwarf2asm.c: Include dwarf2.h.
15739 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15741 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15742 (max_issue): Use it.
15743 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15745 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15746 (region_sched_info): Update.
15747 * sched-ebb.c (ebb_sched_info): Update.
15748 * modulo-sched.c (sms_sched_info): Update.
15749 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15751 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15753 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15755 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15757 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15759 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15761 PR middle-end/40692
15762 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15763 arg1 with arg01 if arg1 is already INTEGER_CST.
15765 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15767 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15768 Transform (and (truncate)) into (truncate (and)).
15770 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15772 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15773 creating LHS paradoxical subregs. Fix surrounding returns to
15774 use NULL_RTX rather than 0.
15776 2009-07-08 DJ Delorie <dj@redhat.com>
15778 * config/mep/mep.c (mep_option_can_inline_p): New.
15779 (TARGET_OPTION_CAN_INLINE_P): Define.
15781 2009-07-08 Mark Wielaard <mjw@redhat.com>
15784 * dwarf2out.c (add_data_member_location_attribute): When we have
15785 only a constant offset don't emit a new location description using
15786 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15789 2009-07-08 Richard Henderson <rth@redhat.com>
15792 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15793 (enum reg_class): Add CLOBBERED_REGS.
15794 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15795 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15796 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15797 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15798 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15799 force 64-bit sibcalls into R11.
15800 * config/i386/constraints.md (U): New constraint.
15801 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15802 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15803 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15805 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15807 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15809 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15810 * ebitmap.h (dump_ebitmap): Ditto.
15811 * optabs.h (optab_libfunc): Ditto.
15812 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15813 * tree-flow.h (vect_can_force_dr_alignment_p,
15814 get_vectype_for_scalar_type): Ditto.
15815 (vectorize_loops): Move prototype to ...
15816 * tree-vectorizer.h: ... here. Also, adjust comment.
15817 (vect_set_verbosity_level): Remove duplicate prototype.
15818 * tree-ssa-loop.c: Include tree-vectorizer.h.
15819 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15821 2009-07-08 Nick Clifton <nickc@redhat.com>
15823 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15826 2009-07-08 DJ Delorie <dj@redhat.com>
15828 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15829 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15830 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15832 * config/mep/intrinsics.md: Regenerated.
15833 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15834 registers when asm() or calls are detected.
15836 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15839 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15841 * gimple (gimple_build_call_from_tree): Likewise.
15842 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15843 no_warning flag before warning.
15845 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15847 * tree.c (set_expr_locus): Remove.
15848 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15849 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15851 * gimplify.c (internal_get_tmp_var): Likewise.
15852 (gimplify_call_expr): Likewise.
15853 (gimplify_one_sizepos): Likewise.
15855 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15858 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15859 to variables for debugging purposes.
15861 2009-06-23 Mark Loeser <mark@halcy0n.com>
15864 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15866 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15868 * pretty-print.c (pp_base_format): Remove %J.
15869 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15870 gcc_cxxdiag_char_table): Likewise.
15871 (init_dynamic_diag_info): Likewise.
15873 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15875 * pretty-print.c (pp_base_format): Remove %H.
15876 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15877 gcc_cxxdiag_char_table): Likewise.
15878 (init_dynamic_diag_info): Likewise.
15879 * config/mep/mep.c (mep_select_section): Likewise.
15881 2009-07-07 Duncan Sands <baldrick@free.fr>
15883 * final.c (pass_clean_state): Give the pass a name.
15884 * passes.c (pass_rest_of_compilation): Likewise.
15885 * tree-optimize.c (pass_all_optimizations): Likewise.
15887 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15889 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15890 an extra 'decl' for error_at.
15892 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15894 PR middle-end/40669
15895 * tree-tailcall.c (adjust_return_value_with_ops,
15896 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15897 if it has complex or vector type.
15899 2009-07-07 Olivier Hainque <hainque@adacore.com>
15901 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15904 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15906 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15908 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15910 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15911 * c-decl.c: Likewise.
15912 * function.c: Likewise.
15913 * varasm.c: Likewise.
15914 * tree-ssa.c: Likewise.
15915 * c-common.c: Likewise.
15916 * tree-cfg.c: Likewise.
15917 * config/spu/spu.c: Likewise.
15918 * config/ia64/ia64.c: Likewise.
15919 * config/v850/v850.c: Likewise.
15921 2009-07-06 DJ Delorie <dj@redhat.com>
15923 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15924 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15925 unspecified accesses to control registers.
15926 * config/mep/intrinsics.md: Regenerate.
15927 * config/mep/intrinsics.h: Regenerate.
15928 * config/mep/mep-intrin.h: Regenerate.
15930 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15932 * c-lex.c: Replace %H by an explicit location. Update all calls.
15933 * c-common.c: Likewise.
15934 * c-decl.c: Likewise.
15935 * c-typeck.c: Likewise.
15936 * fold-const.c: Likewise.
15937 * gimplify.c: Likewise.
15938 * stmt.c: Likewise.
15939 * tree-cfg.c: Likewise.
15940 * tree-ssa-loop-niter.c: Likewise.
15941 * tree-vrp.c: Likewise.
15942 * value-prof.c: Likewise.
15944 2009-07-06 Diego Novillo <dnovillo@google.com>
15946 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15947 if it has one. Handle cases where VAR does not have an
15948 annotation or cfun is NULL.
15950 2009-07-06 Diego Novillo <dnovillo@google.com>
15952 * tree.c: Include debug.h.
15953 (initialize_tree_contains_struct): New.
15954 (init_ttree): Call it.
15955 (tree_node_structure_for_code): Factor out of ...
15956 (tree_node_structure): ... here.
15957 * treestruct.def (TS_PHI_NODE): Remove.
15958 (TS_GIMPLE_STATEMENT): Remove.
15960 2009-07-06 Diego Novillo <dnovillo@google.com>
15962 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15963 (debug_tree_chain): Handle cycles.
15965 2009-07-06 Nick Clifton <nickc@redhat.com>
15966 DJ Delorie <dj@redhat.com>
15968 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15969 __FMOVD_ENABLED__ is defined.
15971 (TARGET_FMOVD): Provide a default definition.
15972 (MASK_FMOVD): Likewise.
15973 (TARGET_CPU_CPP_BUILTINS): Define
15974 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15975 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15976 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15977 (split for DF load from memory into register): Also handle
15978 MEMs which consist of REG+DISP addressing.
15979 (split for DF store from register to memory): Likewise.
15980 (movsf_ie): Always use single fp_mode.
15981 * config/sh/sh.c (sh_override_options): Do not automatically
15982 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15983 that to the -mfmovd command line switch.
15984 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15985 (fldi_ok): Always allow.
15986 * config/sh/sh.opt (mfmovd): Remove this switch.
15987 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15989 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15990 Kaz Kojima <kkojima@gcc.gnu.org>
15992 PR rtl-optimization/30807
15993 * postreload.c (reload_combine): For every new use of REG_SUM,
15994 record the use of BASE.
15996 2009-07-06 Jan Hubicka <jh@suse.cz>
15998 * params.def: Revert my accidental commit at 2009-06-30.
16000 2009-07-04 Ian Lance Taylor <iant@google.com>
16003 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16005 (mingw_format_attribute_overrides): Likewise.
16007 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16010 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16011 don't check cfa.reg. Instead of cfa.indirect use
16012 fde && fde->drap_reg != INVALID_REGNUM test.
16014 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16016 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16018 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16021 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16023 2009-07-03 Richard Guenther <rguenther@suse.de>
16025 PR tree-optimization/40640
16026 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16029 2009-07-03 Jan Hubicka <jh@suse.cz>
16031 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16032 for size, reduce amount of inlining.
16034 2009-07-03 Richard Guenther <rguenther@suse.de>
16036 PR middle-end/34163
16037 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16038 if t +- x is known to not overflow and the conversion widens the
16040 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16042 2009-07-03 Jan Hubicka <jh@suse.cz>
16044 * ipa-pure-const.c (analyze): Update loop optimizer init.
16045 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16046 try_remove_empty_loop, remove_empty_loops): Remove.
16047 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16048 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16049 to mark regular loops as neccesary.
16050 (degenerate_phi_p): New function.
16051 (propagate_necessity, remove_dead_phis): Use it.
16052 (forward_edge_to_pdom): Likewise.
16053 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16054 virtual PHI nodes that became unreachable.
16055 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16056 * tree-flow.h (remove_empty_loops): Remove.
16057 * passes.c (init_optimization_passes): Remove.
16059 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16061 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16062 can_create_pseudo_p.
16063 (*fix_trunc<mode>_i387_1): Ditto.
16064 (*floathi<mode>2_1): Ditto.
16065 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16066 (*fistdi2_1): Ditto.
16067 (*fist<mode>2_1): Ditto.
16068 (frndintxf2_floor): Ditto.
16069 (*fist<mode>2_floor_1): Ditto.
16070 (frndintxf2_ceil): Ditto.
16071 (*fist<mode>2_ceil_1): Ditto.
16072 (frndintxf2_trunc): Ditto.
16073 (frndintxf2_mask_pm): Ditto.
16074 (fxam<mode>2_i387_with_temp): Ditto.
16075 * config/i386/sse.md (mulv16qi3): Ditto.
16076 (*sse2_mulv4si3): Ditto.
16078 (sse4_2_pcmpestr): Ditto.
16079 (sse4_2_pcmpistr): Ditto.
16081 2009-07-03 Jan Hubicka <jh@suse.cz>
16083 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16084 (mark_stmt_necessary): Set it.
16085 (mark_operand_necessary): Set it.
16086 (mark_control_dependent_edges_necessary): Set it.
16087 (mark_virtual_phi_result_for_renaming): New function.
16088 (get_live_post_dom): New function.
16089 (forward_edge_to_pdom): New function.
16090 (remove_dead_stmt): Fix handling of control dependences.
16091 (tree_dce_init): Init new bitmap.
16092 (tree_dce_done): Free it.
16094 2009-07-02 Richard Guenther <rguenther@suse.de>
16097 * tree-ssa-structalias.c (new_var_info): Initialize
16100 2009-07-02 Jan Hubicka <jh@suse.cz>
16102 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16105 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16107 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16108 instead of recomputing it. Adjust calls.
16109 (emit_store_flag): Adjust recursive calls.
16111 2009-07-02 Richard Guenther <rguenther@suse.de>
16113 * tree-ssa-live.c (remove_unused_locals): Do not remove
16115 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16116 of DECL_EXTERNAL for HEAP variables.
16117 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16118 HEAP variables. Do not adjust RESTRICT vars.
16119 (find_what_var_points_to): Nobody cares if something
16120 points to READONLY.
16122 2009-07-02 Ben Elliston <bje@au.ibm.com>
16124 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16125 pc_low and pc_high declarations to the top of the function.
16127 2009-07-01 DJ Delorie <dj@redhat.com>
16129 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16130 registers as fixed.
16131 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16132 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16133 unspecified accesses to control registers.
16134 * config/mep/intrinsics.md: Regenerate.
16135 * config/mep/intrinsics.h: Regenerate.
16136 * config/mep/mep-intrin.h: Regenerate.
16138 2009-07-01 Anthony Green <green@moxielogic.com>
16140 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16141 instruction when possible.
16142 (moxie_expand_prologue): Ditto. Also, save an instruction and
16143 some complexity by popping off of $r12 instead of $sp.
16144 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16147 2009-07-01 Richard Henderson <rth@redhat.com>
16150 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16151 contained no insns, reposition note before last insn.
16153 2009-07-01 Richard Henderson <rth@redhat.com>
16156 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16157 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16159 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16162 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16163 darwin9 for printing reg addresses with %y.
16165 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16167 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16168 truncation from operands in binary operations.
16170 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16173 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16174 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16175 subreg of op0 to the original op0.
16177 * expmed.c (store_bit_field_1): Use a temporary as the destination
16178 instead of a paradoxical subreg when we need to truncate the result.
16180 2009-07-01 DJ Delorie <dj@redhat.com>
16182 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16183 names to VLIW variants.
16184 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16185 * config/mep/intrinsics.md: Regenerate.
16186 * config/mep/intrinsics.h: Regenerate.
16187 * config/mep/mep-intrin.h: Regenerate.
16189 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16192 * jump.c (returnjump_p): Revert last patch.
16193 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16195 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16198 * pa.md (casesi32p): Use jump table label to determine the offset
16200 (casesi64p): Likewise.
16202 * pa.c (forward_branch_p): Return bool type. Use instruction
16203 addresses when available. Assert that INSN has a jump label.
16204 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16207 2009-07-01 Richard Guenther <rguenther@suse.de>
16209 PR tree-optimization/19831
16210 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16211 that only act as barriers do not make any previous stores necessary.
16212 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16213 HEAP variables global, do not add a constraint from nonlocal.
16214 (find_func_aliases): Handle escapes through return statements.
16215 (compute_points_to_sets): Make escaped HEAP variables global.
16217 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16220 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16221 after reducing a DImode cstore to SImode.
16223 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16225 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16226 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16228 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16230 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16231 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16233 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16234 and umod_optab if TARGET_BSD_DIVMOD.
16235 * config/vax/lib1funcs.asm: New file.
16236 * config/vax/t-linux: New file.
16237 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16239 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16242 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16243 to type arguments that have void type.
16246 * dwarf2out.c (gen_formal_parameter_die): Call
16247 equate_decl_number_to_die if node is different from origin.
16249 2009-06-30 Anthony Green <green@moxielogic.com>
16251 Clean up moxie port for --enable-build-with-cxx.
16252 * config/moxie/moxie.c (moxie_function_value): First two
16253 parameters are const_tree, not tree.
16254 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16255 (REG_CLASS_NAMES): Ditto.
16256 (REGNO_REG_CLASS): Ditto.
16257 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16258 (moxie_function_value): Fix constyness of arguments.
16260 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16262 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16263 finalize_size_functions before further processing.
16264 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16265 (variable_size): Call self_referential_size on size expressions
16266 that contain a PLACEHOLDER_EXPR.
16267 (size_functions): New static variable.
16268 (copy_self_referential_tree_r): New static function.
16269 (self_referential_size): Likewise.
16270 (finalize_size_functions): New global function.
16271 * tree.c: Include tree-inline.h.
16272 (push_without_duplicates): New static function.
16273 (find_placeholder_in_expr): New global function.
16274 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16276 <tcc_expression>: Likewise.
16277 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16278 the call in the expression.
16279 * tree.h (finalize_size_functions): Declare.
16280 (find_placeholder_in_expr): Likewise.
16281 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16282 (substitute_placeholder_in_expr): Update comment.
16283 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16285 (copy_tree_body_r): Likewise.
16286 (copy_tree_body): New static function.
16287 (maybe_inline_call_in_expr): New global function.
16288 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16289 (maybe_inline_call_in_expr): Declare.
16290 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16291 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16294 2009-06-30 Richard Guenther <rguenther@suse.de>
16296 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16298 (propagate_necessity): Do not mark reaching defs of stores
16301 2009-06-30 Jan Hubicka <jh@suse.cz>
16303 * cfgloopanal.c (check_irred): Move into ...
16304 (mark_irreducible_loops): ... here; return true if ireducible
16306 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16307 (analyze_function): Try to prove loop finiteness.
16308 * cfgloop.h (mark_irreducible_loops): Update prototype.
16309 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16311 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16313 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16315 2009-06-30 Ira Rosen <irar@il.ibm.com>
16317 PR tree-optimization/40542
16318 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16321 2009-06-30 Martin Jambor <mjambor@suse.cz>
16323 PR tree-optimization/40582
16324 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16325 than useless_type_conversion_p.
16326 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16329 2009-06-30 Martin Jambor <mjambor@suse.cz>
16331 PR middle-end/40554
16332 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16334 2009-06-30 Richard Guenther <rguenther@suse.de>
16336 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16337 use ao_ref references.
16338 (walk_aliased_vdefs): Likewise.
16339 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16340 * tree-ssa-dce.c (struct ref_data): Remove.
16341 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16342 (mark_aliased_reaching_defs_necessary): Adjust.
16343 (mark_all_reaching_defs_necessary_1): Likewise.
16345 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16348 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16349 (emit_store_flag_1): Extract from emit_store_flag, adjust
16350 calls to (what now is) emit_cstore.
16351 (emit_store_flag): Call emit_store_flag_1 and also use it
16352 for what used to be recursive calls.
16354 2009-06-30 Wei Guozhi <carrot@google.com>
16357 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16358 if the target bb post dominates from bb.
16359 * config/i386/i386.c (memory_address_length): Check existence of base
16360 register before using it.
16362 2009-06-30 Nick Clifton <nickc@redhat.com>
16363 DJ Delorie <dj@redhat.com>
16365 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16366 __FMOVD_ENABLED__ is defined.
16368 (TARGET_FMOVD): Provide a default definition.
16369 (MASK_FMOVD): Likewise.
16370 (TARGET_CPU_CPP_BUILTINS): Define
16371 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16372 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16373 two fmov instructions depending upon whether TARGET_FMOVD is
16375 (split for DF load from memory into register): Also handle
16376 MEMs which consist of REG+DISP addressing.
16377 (split for DF store from register to memory): Likewise.
16378 * config/sh/sh.opt (mfmovd): Remove this switch.
16379 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16380 * config/sh/sh.c (sh_override_options): Do not automatically
16381 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16382 that to the -mfmovd command line switch.
16384 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16386 (fldi_ok): Always allow.
16387 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16389 2009-06-29 DJ Delorie <dj@redhat.com>
16391 * doc/install.texi (mep-x-elf): Correct chip's full name.
16393 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16395 * doc/extend.texi: Fix typo.
16397 2009-06-29 Tom Tromey <tromey@redhat.com>
16399 * dwarf2.h: Remove.
16400 * Makefile.in (DWARF2_H): New variable.
16401 (except.o): Use it.
16402 (dwarf2out.o): Likewise.
16403 (dwarf2asm.o): Likewise.
16404 * config/i386/t-i386: Use DWARF2_H.
16405 * except.c: Include elf/dwarf2.h.
16406 * unwind-dw2.c: Include elf/dwarf2.h.
16407 * dwarf2out.c: Include elf/dwarf2.h.
16408 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16409 <dtprel>: New field.
16410 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16411 (size_of_loc_descr): Likewise.
16412 (output_loc_operands_raw): Likewise.
16413 (output_loc_operands): Handle new dtprel field.
16414 (loc_checksum): Update.
16415 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16416 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16417 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16418 * dwarf2asm.c: Include elf/dwarf2.h.
16419 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16420 * config/mmix/mmix.c: Include elf/dwarf2.h.
16421 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16422 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16423 * config/sh/sh.c: Include elf/dwarf2.h.
16424 * config/i386/i386.c: Include elf/dwarf2.h.
16426 2009-06-29 DJ Delorie <dj@redhat.com>
16428 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16430 * doc/extend.texi: Add MeP attributes and pragmas.
16431 * doc/invoke.text: Add MeP Options.
16432 * doc/contrib.texi: Add MeP contribution.
16433 * doc/md.texi: Add MeP constraints.
16434 * doc/install.texi: Add MeP target.
16436 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16438 * target.h (struct gcc_target): Add frame_pointer_required field.
16439 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16440 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16441 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16443 * reload1.c (update_eliminables): (Ditto.).
16444 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16445 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16446 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16448 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16450 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16451 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16452 (arm_frame_pointer_required): New function.
16454 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16455 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16456 (avr_frame_pointer_required_p): Declare as static.
16457 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16459 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16460 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16461 (bfin_frame_pointer_required): Make as static, change return type
16463 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16465 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16466 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16467 (cris_frame_pointer_required): New function.
16469 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16471 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16472 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16473 (fr30_frame_pointer_required): New function.
16475 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16476 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16477 (frv_frame_pointer_required): Make as static, change return type
16479 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16481 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16482 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16483 (ix86_frame_pointer_required): Make as static, change return type to
16485 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16487 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16488 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16490 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16492 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16494 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16496 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16497 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16498 (mips_frame_pointer_required): Make as static.
16499 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16501 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16502 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16503 (mmix_frame_pointer_required): Mew function.
16505 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16506 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16508 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16510 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16512 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16514 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16515 (CAN_ELIMINATE): Redefine.
16516 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16517 (sparc_frame_pointer_required): New function.
16518 (sparc_can_eliminate): New function.
16519 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16521 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16522 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16524 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16525 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16526 (xtensa_frame_pointer_required): Make as static, change return type
16528 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16531 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16533 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16534 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16535 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16536 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16537 (register_callback): Handle PLUGIN_START_UNIT.
16538 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16540 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16542 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16544 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16545 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16547 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16549 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16552 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16554 * doc/extend.texi (Additional Floating Types): __float128 is also
16555 supported on i386 targets.
16557 2009-06-29 Richard Guenther <rguenther@suse.de>
16559 PR middle-end/14187
16560 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16562 (pt_solutions_same_restrict_base): Declare.
16563 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16565 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16566 (make_constraint_from, make_copy_constraint): Move earlier.
16567 (make_constraint_from_heapvar): New function.
16568 (make_constraint_from_restrict): Likewise.
16569 (handle_lhs_call): Use it.
16570 (find_func_aliases): Use it to track conversions to restrict
16571 qualified pointers.
16572 (struct fieldoff): Add only_restrict_pointers flag.
16573 (push_fields_onto_fieldstack): Initialize it.
16574 (create_variable_info_for): Track global restrict qualified pointers.
16575 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16576 Track restrict qualified pointer arguments.
16577 (set_uids_in_ptset): Use varinfo is_global_var flag.
16578 (find_what_var_points_to): Set the vars_contains_restrict flag.
16579 Always create the points-to solution for sets including restrict tags.
16580 (pt_solutions_same_restrict_base): New function.
16581 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16582 qualified pointers use pt_solutions_same_restrict_base as
16583 additional source for disambiguation.
16585 2009-06-29 Richard Guenther <rguenther@suse.de>
16587 PR middle-end/38212
16588 * alias.c (find_base_decl): Remove.
16589 (get_deref_alias_set_1): Remove restrict handling.
16590 * c-common.c (c_apply_type_quals_to_decl): Do not set
16591 DECL_POINTER_ALIAS_SET.
16592 * gimplify.c (find_single_pointer_decl_1): Remove.
16593 (find_single_pointer_decl): Likewise.
16594 (internal_get_tmp_var): Remove restrict handling.
16595 (gimple_regimplify_operands): Likewise.
16596 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16597 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16598 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16599 * tree.c (restrict_base_for_decl): Remove.
16600 (init_ttree): Do not allocate it.
16601 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16602 LABEL_DECL_UID for label decls.
16603 (copy_node_stat): Do not copy restrict information.
16604 (decl_restrict_base_lookup): Remove.
16605 (decl_restrict_base_insert): Likewise.
16606 (print_restrict_base_statistics): Likewise.
16607 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16608 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16609 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16610 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16611 (LABEL_DECL_UID): Adjust.
16612 (DECL_BASED_ON_RESTRICT_P): Remove.
16613 (DECL_GET_RESTRICT_BASE): Likewise.
16614 (SET_DECL_RESTRICT_BASE): Likewise.
16615 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16617 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16618 instead of DECL_POINTER_ALIAS_SET.
16619 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16620 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16621 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16623 2009-06-29 Richard Guenther <rguenther@suse.de>
16625 PR tree-optimization/40579
16626 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16627 the IL to simplify has constants that overflowed.
16629 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16631 PR tree-optimization/40550
16632 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16633 vector_compute_type only when the size of vector_compute_type is
16634 less than the size of type.
16636 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16638 * fold-const.c (contains_label_1): Fix comments.
16639 (contains_label_p): Do not walk trees multiple time.
16641 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16643 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16644 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16645 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16646 ix86_fp_comparison_operator.
16647 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16648 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16649 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16650 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16651 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16652 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16653 (related splits): Change predicate to ix86_fp_comparison_operator.
16654 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16655 instead of ix86_fp_comparison_codes.
16656 (ix86_trivial_fp_comparison_operator,
16657 ix86_fp_comparison_operator): New.
16658 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16659 (ix86_expand_compare): Eliminate last two parameters.
16660 (ix86_fp_jump_nontrivial_p): Kill.
16661 * config/i386/i386.c (put_condition_code): Eliminate call to
16662 ix86_fp_comparison_codes and subsequent assertion.
16663 (ix86_fp_comparison_codes): Eliminate.
16664 (ix86_fp_swap_condition): New.
16665 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16666 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16667 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16668 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16669 and ix86_fp_swap_condition.
16670 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16671 Use ix86_fp_comparison_strategy.
16672 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16673 (ix86_fp_jump_nontrivial_p): Eliminate.
16674 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16675 call to ix86_expand_compare.
16676 (ix86_split_fp_branch, ix86_expand_setcc,
16677 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16678 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16680 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16682 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16683 related to jump_clobbers.
16684 * config/arm/arm.md (conds): Remove jump_clob case.
16685 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16686 splits): Change comparison_operator to arm_comparison_operator.
16687 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16690 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16692 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16693 condition for floating point modes.
16694 * expmed.c (emit_store_flag_1): Move here a bigger part
16695 of emit_store_flag.
16696 (emit_store_flag): Try swapping the condition for floating point
16698 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16700 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16702 * expr.c (expand_expr_real_1): Just use do_store_flag.
16703 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16704 emit_store_flag_force.
16705 * expmed.c (emit_store_flag_force): Copy here trick
16706 previously in expand_expr_real_1. Try reversing the comparison.
16707 (emit_store_flag_1): Work if target is NULL.
16708 (emit_store_flag): Work if target is NULL, using the result mode
16709 from the comparison. Use split_comparison, restructure final part
16710 to simplify conditionals.
16712 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16714 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16715 * dojump.c (do_jump): Change handling of floating-point
16716 ops to use just do_compare_and_jump.
16717 (split_comparison): New.
16718 (do_compare_rtx_and_jump): Add here logic coming previously
16719 in do_jump, using split_comparison.
16721 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16724 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16726 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16728 * tree-ssa-alias.c: Fix unintentional commit.
16730 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16732 * passes.c (execute_one_pass): Fix unintentional commit.
16734 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16736 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16737 (df_rd_local_compute, df_md_local_compute): Inline them.
16739 (df_md_scratch): New.
16740 (df_md_alloc, df_md_free): Allocate/free it.
16741 (df_md_local_compute): Only include live registers in init.
16742 (df_md_transfer_function): Prune the in-set computed by
16743 the confluence function, and the gen-set too.
16745 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16747 PR rtl-optimization/26854
16748 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16749 * df-problems.c (df_rd_add_problem): Fix comment.
16750 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16751 df_md_simulate_artificial_defs_at_top,
16752 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16753 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16754 df_md_transfer_function, df_md_init, df_md_confluence_0,
16755 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16756 problem_MD, df_md_add_problem): New.
16757 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16758 df_md_get_bb_info): New.
16759 (DF_LAST_PROBLEM_PLUS1): Adjust.
16761 * Makefile.in (fwprop.o): Include domwalk.h.
16762 * fwprop.c: Include domwalk.h.
16763 (reg_defs, reg_defs_stack): New.
16764 (bitmap_only_bit_between): Remove.
16765 (process_defs): New.
16766 (process_uses): Use reg_defs and local_md instead of
16767 bitmap_only_bit_between and local_rd.
16768 (single_def_use_enter_block): New, from build_single_def_use_links.
16769 (single_def_use_leave_block): New.
16770 (build_single_def_use_links): Remove code moved to
16771 single_def_use_enter_block, invoke domwalk.
16772 (use_killed_between): Adjust comment.
16774 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16776 * bitmap.h (bitmap_ior_and_into): New.
16777 * bitmap.c (bitmap_ior_and_into): New.
16779 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16781 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16782 before_dom_children_before_stmts and after_dom_children_after_stmts.
16783 Rename the two remaining callbacks to just before_dom_children and
16784 after_dom_children. Remove other GIMPLE statement walking bits.
16785 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16786 * graphite.c: Do not include domwalk.h.
16787 * tree-into-ssa.c (interesting_blocks): New global.
16788 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16789 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16790 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16791 now that they're not domwalk callbacks.
16792 (rewrite_initialize_block): Rename to...
16793 (rewrite_enter_block): ... this, place after called functions. Test
16794 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16795 (rewrite_finalize_block): Rename to...
16796 (rewrite_leave_block): ... this, place after called functions.
16797 (rewrite_update_init_block): Rename to...
16798 (rewrite_update_enter_block): ... this, place after called functions.
16799 Test interesting_blocks, call rewrite_update_stmt and
16800 rewrite_update_phi_arguments.
16801 (rewrite_update_fini_block): Rename to...
16802 (rewrite_leave_block): ... this, place after called functions.
16803 (rewrite_blocks): Remove last argument, simplify initialization of
16805 (mark_def_sites_initialize_block): Rename to...
16806 (mark_def_sites_block): ... this, call mark_def_sites.
16807 (mark_def_sites_blocks): Remove argument, simplify initialization of
16809 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16810 (update_ssa): Likewise.
16811 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16813 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16814 (dom_opt_initialize_block): Rename to...
16815 (dom_opt_enter_block): ... this, place after called functions. Walk
16816 statements here, inline propagate_to_outgoing_edges.
16817 (dom_opt_finalize_block): Rename to...
16818 (dom_opt_leave_block): ... this, place after called functions.
16819 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16821 (dse_enter_block, dse_record_phi): New.
16822 (dse_record_phis): Delete.
16823 (dse_finalize_block): Rename to...
16824 (dse_leave_block): ... this.
16825 (tree_ssa_dse): Simplify initialization of walk_data.
16826 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16827 Adjust initialization of walk_data.
16828 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16829 * tree-ssa-loop-phiopt.c (get_non_trapping):
16830 Adjust initialization of walk_data.
16831 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16832 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16833 it's not a domwalk callback.
16834 (uncprop_initialize_block): Rename to...
16835 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16836 (dse_finalize_block): Rename to...
16837 (dse_leave_block): ... this.
16838 (tree_ssa_uncprop): Simplify initialization of walk_data.
16839 * Makefile.in: Adjust dependencies.
16841 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16843 * arm.md (casesi): Fix test for Thumb1.
16844 (thumb1_casesi_internal_pic): Likewise.
16845 (thumb1_casesi_dispatch): Likewise.
16847 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16849 * config/arm/arm-cores.def: Added core cortex-m0.
16850 * config/arm/arm-tune.md: Regenerated.
16851 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16853 2009-06-26 DJ Delorie <dj@redhat.com>
16855 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16857 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16858 the scheduler doesn't tag jump insns.
16860 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16862 * c-decl.c (merge_decls): Re-indent.
16864 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16867 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16868 Special-case decimal float constants.
16870 2009-06-26 Richard Henderson <rth@redhat.com>
16872 * function.h (struct function): Add cannot_be_copied_reason,
16873 and cannot_be_copied_set.
16874 * tree-inline.c (has_label_address_in_static_1): Rename from
16875 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16876 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16877 don't set inline_forbidden_reason.
16878 (copy_forbidden): New function, split out of inline_forbidden_p.
16879 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16880 (inline_forbidden_p): Use copy_forbidden.
16881 (tree_versionable_function_p): Likewise.
16882 (inlinable_function_p): Merge into tree_inlinable_function_p.
16883 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16884 * ipa-cp.c (ipcp_versionable_function_p): New function.
16885 (ipcp_cloning_candidate_p): Use it.
16886 (ipcp_node_modifiable_p): Likewise.
16888 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16890 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16891 that is marked not to be inlined. Remove flag_mudflap use.
16892 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16893 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16895 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16898 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16899 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16901 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16903 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16905 (__mingwthr_remove_key_dtor): Likewise.
16907 2009-06-26 Richard Guenther <rguenther@suse.de>
16909 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16911 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16913 PR middle-end/40525
16914 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16915 try the non-cond_exec path also.
16917 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16920 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16921 (output_cbranch): Use new functions.
16922 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16925 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16926 Pat Haugen <pthaugen@us.ibm.com>
16927 Revital Eres <ERES@il.ibm.com>
16929 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16930 for %c error. Add %x support to print VSX registers as a unified
16931 register set, instead of separate float and altivec registers.
16932 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16933 %y case, and add support for VSX pre-modify addresses.
16934 (output_toc): Add assert for CONST containing an integer constant
16936 (rs6000_adjust_cost): Add POWER7 support.
16937 (insn_must_be_first_in_group): Ditto.
16938 (insn_must_be_last_in_group): Ditto.
16939 (rs6000_emit_popcount): Ditto.
16940 (rs6000_vector_mode_supported_p): Ditto.
16942 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16943 Change some of the functions called by macros to being called
16944 through a pointer, so debug functions can be inserted if
16945 -mdebug=addr or -mdebug=cost.
16946 (rs6000_preferred_reload_class_ptr): Ditto.
16947 (rs6000_secondary_reload_class_ptr): Ditto.
16948 (rs6000_secondary_memory_needed_ptr): Ditto.
16949 (rs6000_cannot_change_mode_class_ptr): Ditto.
16950 (rs6000_secondary_reload_inner): Ditto.
16951 (rs6000_legitimize_reload_address): Ditto.
16952 (rs6000_legitimize_reload_address_ptr): Ditto.
16953 (rs6000_mode_dependent_address): Ditto.
16954 (rs6000_mode_dependent_address_ptr): Ditto.
16956 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16957 function to return true if the mode allows reg + integer
16959 (virtual_stack_registers_memory_p): New function to return true if
16960 the address refers to a virtual stack register.
16961 (rs6000_legitimate_offset_address_p): Move code to say whether a
16962 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16964 (rs6000_legitimate_address_p): Add checks for modes that only can
16965 do reg+reg addressing. Start adding VSX support.
16966 (rs6000_legitimize_reload_address): Ditto.
16967 (rs6000_legitimize_address): Ditto.
16968 (rs6000_debug_legitimate_address_p): New debug functions for
16969 -mdebug=addr and -mdebug=cost.
16970 (rs6000_debug_rtx_costs): Ditto.
16971 (rs6000_debug_address_costs): Ditto.
16972 (rs6000_debug_adjust_cost): Ditto.
16973 (rs6000_debug_legitimize_address): Ditto.
16974 (rs6000_legitimize_reload_address_ptr): Point to call normal
16975 function or debug function. Make functions called via pointer
16977 (rs6000_mode_dependent_address_ptr): Ditto.
16978 (rs6000_secondary_reload_class_ptr): Ditto.
16979 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16980 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16981 into a friendlier error.
16982 (rs6000_init_builtins): Add initial VSX support.
16983 (rs6000_adjust_cost): Fix some spacing issues.
16985 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16986 (REG_CLASS_NAMES): Ditto.
16987 (REG_CLASS_CONTENTS): Ditto.
16988 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16989 pointer, to add -mdebug=addr support.
16990 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16991 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16992 -mdebug=addr support.
16993 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16994 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16995 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16997 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16999 (bswapsi*): Set attribute types for load/store. Add combiner
17000 patterns to eliminate zero extend on 64-bit.
17001 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17002 stdbrx if the hardware supports those instructions.
17004 2009-06-25 Ian Lance Taylor <iant@google.com>
17006 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17007 (Link Options): Document -static-libstdc++.
17009 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17012 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17013 DATA_ALIGNMENT instead.
17015 2009-06-25 Richard Guenther <rguenther@suse.de>
17017 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17018 indirect references against the callused/escaped solutions.
17019 (call_may_clobber_ref_p_1): Likewise.
17021 2009-06-25 Martin Jambor <mjambor@suse.cz>
17023 PR tree-optimization/40493
17024 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17025 (enum unscalarized_data_handling): New type.
17026 (handle_unscalarized_data_in_subtree): Return what has been done.
17027 (load_assign_lhs_subreplacements): Handle left flushes differently.
17028 (sra_modify_assign): Use unscalarized_data_handling, simplified
17029 condition determining whether to remove the statement.
17031 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17033 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17034 excerpt - @ should be doubled for texinfo.
17036 2009-06-24 Ian Lance Taylor <iant@google.com>
17038 * config/arc/arc.c: Include "df.h".
17039 (arc_attribute_table): Make static. Move higher in file.
17040 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17041 (output_shift): Initialize n later to avoid warning.
17042 * config/arm/arm.c (arm_attribute_table): Make static. Move
17044 * config/avr/avr.c (avr_attribute_table): Make static. Move
17046 (reg_class_tab): Change array type from int to enum reg_class.
17047 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17049 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17050 (lshrhi3_out): Likewise.
17051 (class_likely_spilled_p): Change return type to bool.
17052 (avr_rtx_costs): Use local code variable with enum type.
17053 * config/avr/avr.md (movmemhi): Use add_reg_note.
17054 (andhi3, andsi3): Don't use AS2 with "and".
17055 (iorhi3, iorsi3): Don't use AS2 with "or".
17056 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17057 * config/crx/crx.c: Include "df.h".
17058 (crx_attribute_table): Make static.
17059 * config/m32r/m32r.c: Include "df.h".
17060 (m32r_attribute_table): Make static. Move higher in file.
17061 (pop): Use add_reg_note.
17062 (block_move_call): Change 0 to LCT_NORMAL in function call.
17063 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17064 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17065 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17066 declare, not just when TREE_CODE is defined.
17067 * config/m68hc11/m68hc11.c: Include "expr.h".
17068 (m68hc11_attribute_table): Make static. Move higher in file.
17069 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17071 (m68hc11_register_indirect_p): Likewise.
17072 (m68hc11_function_arg_padding): Change return type to enum
17074 (emit_move_after_reload): Use add_reg_note.
17075 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17076 (m68hc11_split_logical): Likewise.
17077 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17079 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17080 to VOIDmode in function call.
17081 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17083 (m68hc11_split_logical): Update declaration.
17084 (m68hc11_function_arg_padding): Update declaration.
17085 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17086 to array of enum reg_class.
17087 (mcore_attribute_table): Make static. Move higher in file.
17088 (mcore_rtx_costs): Add cast to enum type.
17089 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17090 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17091 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17093 * config/sh/predicates.md (trapping_target_operand): Rename and to
17095 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17097 * config/spu/spu.c (spu_attribute_table): Make static. Move
17099 * config/v850/v850.c (v850_attribute_table): Make static. Move
17101 (v850_rtx_costs): Use local code with enum type.
17102 (expand_epilogue): Add cast.
17103 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17105 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17108 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17109 -m2a-single-only and -m2a-nofpu.
17110 * config/sh/sh.opt: Document m2a generates FPU code.
17112 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17114 * defaults.h (CAN_ELIMINATE): Provide default.
17115 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17116 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17117 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17118 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17119 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17120 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17121 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17122 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17123 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17124 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17126 2009-06-24 DJ Delorie <dj@redhat.com>
17128 * mep-ext-cop.cpu: Fix copyright notice.
17129 * mep-default: Fix copyright notice.
17130 * mep-core: Fix copyright notice.
17131 * mep: Fix copyright notice.
17132 * mep-ivc2: Fix copyright notice.
17133 * mep-c5: Fix copyright notice.
17135 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17137 * doc/contrib.texi (Contributors):
17139 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17141 PR middle-end/40501
17142 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17143 src and dst operands if necessary.
17145 2009-06-23 DJ Delorie <dj@redhat.com>
17148 * config.gcc: Add mep support.
17149 * recog.c: Resurrect validate_replace_rtx_subexp().
17150 * recog.h: Likewise.
17151 * config/mep/: Add new port:
17152 * config/mep/constraints.md: New file.
17153 * config/mep/default.h: New file.
17154 * config/mep/intrinsics.h: New file.
17155 * config/mep/intrinsics.md: New file.
17156 * config/mep/ivc2-template.h: New file.
17157 * config/mep/mep-c5.cpu: New file.
17158 * config/mep/mep-core.cpu: New file.
17159 * config/mep/mep-default.cpu: New file.
17160 * config/mep/mep-ext-cop.cpu: New file.
17161 * config/mep/mep-intrin.h: New file.
17162 * config/mep/mep-ivc2.cpu: New file.
17163 * config/mep/mep-lib1.asm: New file.
17164 * config/mep/mep-lib2.c: New file.
17165 * config/mep/mep-pragma.c: New file.
17166 * config/mep/mep-protos.h: New file.
17167 * config/mep/mep-tramp.c: New file.
17168 * config/mep/mep.c: New file.
17169 * config/mep/mep.cpu: New file.
17170 * config/mep/mep.h: New file.
17171 * config/mep/mep.md: New file.
17172 * config/mep/mep.opt: New file.
17173 * config/mep/predicates.md: New file.
17174 * config/mep/t-mep: New file.
17176 2009-06-23 Ian Lance Taylor <iant@google.com>
17178 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17179 from loose_warn into c_loose_warn and from strict_warn into
17180 c_strict_warn. Set and substitute warn_cxxflags. Check for
17181 --enable-build-with-cxx. Set and substitute
17182 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17183 * Makefile.in (CXXFLAGS): New variable.
17184 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17185 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17186 the default is the same as $(STRICT_WARN).
17187 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17188 (CXX): New variable.
17189 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17190 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17191 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17192 (HOST_LIBS): New variable.
17193 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17194 (ALL_CXXFLAGS): New variable.
17195 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17196 * doc/install.texi (Configuration): Document
17197 --enable-build-with-cxx, --with-stage1-ldflags,
17198 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17199 * configure: Rebuild.
17201 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17203 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17204 from previous commit.
17206 2009-06-23 Ian Lance Taylor <iant@google.com>
17208 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17210 2009-06-23 Ian Lance Taylor <iant@google.com>
17212 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17213 with ATTRIBUTE_UNUSED.
17215 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17216 Pat Haugen <pthaugen@us.ibm.com>
17217 Revital Eres <eres@il.ibm.com>
17219 * config.in (HAVE_AS_POPCNTD): Add default definition.
17220 (HAVE_AS_LWSYNC): Ditto.
17222 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17224 (gcc_cv_as_powerpc_cmpb): Ditto.
17225 (gcc_cv_as_powerpc_dfp): Ditto.
17226 (gcc_cv_as_powerpc_vsx): Ditto.
17227 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17228 supporting the popcntd/lwsync instructions.
17229 (gcc_cv_as_powerpc_lwsync): Ditto.
17230 * configure: Regenerate.
17232 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17233 -mcpu=native and -mcpu=power7.
17234 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17236 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17237 a variable instead of a mask to reduce the number of mask bits.
17238 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17239 (-mbit-word): Ditto.
17240 (-mregnames): Ditto.
17241 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17242 (-mfused-madd): Ditto.
17244 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17246 (-mvsx): New switch for VSX instructions.
17247 (-misel): Move from a variable to a mask to allow it to be set by
17250 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17251 function declaration to an array declaration.
17252 (rs6000_hard_regno_nregs): New external array declaration.
17254 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17255 files included by rs6000.md.
17257 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17258 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17260 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17262 (rs6000_debug_reg): New -mdebug= variables.
17263 (rs6000_debug_addr): Ditto.
17264 (rs6000_debug_cost): Ditto.
17265 (rs6000_pmode): New variable to hold Pmode.
17266 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17267 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17268 calculated at compiler start.
17269 (rs6000_hard_regno_nregs): Change function to an array which holds
17270 HARD_REGNO_NREGS calculated at compiler start.
17271 (rs6000_explicit_options): Delete isel field.
17272 (rs6000_vector_unit): New array to hold which vector unit
17273 supports arithmetic options for a given type.
17274 (rs6000_vector_mem): New array to hold which vector unit supports
17275 memory reference operations for a given type.
17276 (rs6000_vector_align): New array to given the alignment of each
17278 (power7_cost): New basic costs for power7.
17279 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17280 (rs6000_hard_regno_nregs_internal): New function, moved from
17281 HARD_REGNO_NREGS, to calculate the number of registers each hard
17282 register takes for each type.
17283 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17284 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17285 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17286 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17287 unit information here so it is calculated once at compiler startup
17289 (rs6000_override_options): Make -misel a target mask. Add more
17290 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17291 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17293 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17294 (rs6000_handle_option): Move -misel from variable to target mask.
17295 (rs6000_builtin_mask_for_load): Add VSX support.
17296 (rs6000_conditional_register_usage): Ditto.
17297 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17298 (function_arg_boundary): Ditto.
17299 (rs6000_expand_builtin): Ditto.
17300 (def_builtin): Make abort message a little friendlier.
17301 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17303 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17304 assembler support the popcntd instruction instead of a vsx
17305 instruction to enable power7 support.
17306 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17307 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17308 option to the assembler if -mcpu=native.
17309 (ASM_CPU_NATIVE_SPEC): Ditto.
17310 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17312 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17313 the lwsync instruction.
17314 (enum processor_type): Add PROCESSOR_POWER7.
17315 (rs6000_debug_reg): New -mdebug= options.
17316 (rs6000_debug_addr): Ditto.
17317 (rs6000_debug_cost): Ditto.
17318 (rs6000_isel): Delete.
17319 (enum rs6000_vector): New enum to say what vector unit we have.
17320 (VECTOR_UNIT_*): New macros to say which vector unit has
17321 arithmetic operations for a given type.
17322 (VECTOR_MEM_*): New macros to say which vector unit has memory
17323 operations for a given type.
17324 (TARGET_LDBRX): Whether the machine supports the ldbrx
17326 (TARGET_ISEL): Delete, -misel moved to be a mask.
17327 (TARGET_ISEL64): New macro for 64-bit isel support.
17328 (UNITS_PER_VSX_WORD): New macro.
17329 (POINTER_SIZE): Move to be an external variable, rather than
17330 calculating whether we are generating 32 ot 64-bit code.
17332 (STACK_BOUNDARY): Add VSX support.
17333 (LOCAL_ALIGNMENT): Ditto.
17334 (SLOW_UNALIGNED_ACCESS): Ditto.
17335 (VSX_REGNO_P): New macro for VSX support.
17336 (VFLOAT_REGNO_P): Ditto.
17337 (VINT_REGNO_P): Ditto.
17338 (VLOGICAL_REGNO_P): Ditto.
17339 (VSX_VECTOR_MODE): Ditto.
17340 (VSX_SCALAR_MODE): Ditto.
17342 (VSX_MOVE_MODE): Ditto.
17343 (VSX_REG_CLASS_P): Ditto.
17344 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17346 (UNITS_PER_SIMD_WORD): Add VSX support.
17347 (MODES_TIEABLE_P): Ditto.
17348 (STARTING_FRAME_OFFSET): Ditto.
17349 (STACK_DYNAMIC_OFFSET): Ditto.
17350 (EPILOGUE_USES): Ditto.
17351 (REGNO_REG_CLASS): Move to array lookup.
17352 (CLASS_MAX_NREGS): Ditto.
17353 (rs6000_vector_reg_class): Add declaration.
17354 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17355 overlap with the floating point and Altivec registers.
17357 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17359 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17360 give the appropriate asm switches if -mcpu=native.
17361 (host_detect_local_cpu): Add support for "asm".
17362 (host_detect_local_cpu): Follow GNU code guidelines for name.
17364 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17365 -mbit-word to a variable instead of being a target mask.
17367 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17368 emit the lwsync instruction instead of emitting the instruction as
17369 an integer constant.
17371 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17372 fixuns_trundfsi2, move expander into rs6000.md.
17374 * config/rs6000/rs6000.md (cpu): Add power7.
17375 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17376 (logical predicate patterns): Change the single instruction
17377 primitives that set CR0 to be fast_compare instead of compare.
17379 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17380 (popcntddi2): Ditto.
17381 (popcount<mode>): Ditto.
17382 (floating multiply/add insns): Name the floating point
17383 multiply/add insns.
17384 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17385 (isel_unsigned_<mode>): Ditto.
17386 (fixuns_trundfsi2): Move expander here from spe.md.
17387 (smindi3): Define if we have -misel on 64-bit systems.
17392 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17394 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17396 * config/avr/avr.c (avr_current_device): New variable.
17397 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17398 (avr_arch, mcu_type_s): Move to avr.h.
17399 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17400 default_data_section_start fields.
17401 (avr_arch): Moved from avr.c.
17402 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17403 library_name fields.
17404 (avr_current_device, avr_mcu_types, avr_arch_types,
17405 avr_device_to_arch, avr_device_to_data_start,
17406 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17407 (EXTRA_SPEC_FUNCTIONS): Define.
17408 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17409 options mapping. Use device_to_arch and device_to_data_start insted.
17410 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17411 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17412 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17413 * config/avr/driver-avr.c: New file.
17414 * config/avr/avr-devices.c: New file.
17416 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17418 * var-tracking.c (unshare_variable): Force initialized to
17419 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17420 (set_variable_part): Likewise.
17421 (struct variable_union_info): Remove pos_src field.
17422 (vui_vec, vui_allocated): New variables.
17423 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17424 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17425 == 1 use a simpler sorting algorithm. Compute pos field right
17426 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17427 Avoid quadratic comparison if !flag_var_tracking_uninit.
17428 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17429 unshare_variable unconditionally.
17430 (dataflow_set_different_2): Removed.
17431 (dataflow_set_different): Don't traverse second hash table.
17432 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17433 unconditionally to var_reg_set or var_mem_set.
17434 (emit_notes_in_bb): Likewise.
17435 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17437 (emit_note_insn_var_location): Don't set initialized to
17438 VAR_INIT_STATUS_INITIALIZED early.
17439 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17441 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17443 * tree-object-size.c (addr_object_size): Instead of checking
17444 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17445 are no FIELD_DECLs following it.
17447 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17449 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17450 order to match bswaps with signed source operands.
17452 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17454 * sdbout.c (sdbout_one_type): Fix braces in switch.
17456 2009-06-23 Richard Guenther <rguenther@suse.de>
17458 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17460 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17461 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17462 var_callused, callused_tree, var_storedanything, storedanything_tree,
17463 var_integer, integer_tree): Remove global variables.
17464 (new_var_info): Do not pass new id, append the new var to the
17465 global variable vector.
17466 (do_ds_constraint): Use is_global_var member of the variable-info.
17467 (new_scalar_tmp_constraint_exp): Adjust.
17468 (create_function_info_for): Likewise.
17469 (create_variable_info_for): Likewise.
17470 (find_what_var_points_to): Remove dead code.
17471 (init_base_vars): Simplify.
17472 (compute_points_to_sets): Adjust.
17474 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17476 * combine.c (try_combine): Dump information about the insns we're
17479 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17481 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17482 check when calling force_to_mode on TRUNCATE's operand.
17484 2009-06-22 Ian Lance Taylor <iant@google.com>
17486 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17488 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17490 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17492 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17494 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17495 override library linkage flags such as -static-libgcc or
17498 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17500 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17502 2009-06-22 Ian Lance Taylor <iant@google.com>
17504 * config/linux.opt: Put mglibc ahead of muclibc.
17506 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17507 for duplicate decls.
17509 2009-06-22 Matthias Klose <doko@ubuntu.com>
17511 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17513 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17516 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17517 instead of NULL if a parser error occurs.
17519 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17521 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17522 non-DWARF2_DEBUGGING_INFO version.
17524 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17526 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17527 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17529 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17530 (LIBGCC2_TF_CEXT): Define.
17533 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17536 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17538 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17540 * config/arm/arm.c (arm_override_options): Disable
17541 -mcaller-super-interworking and -mcallee-super-interworking.
17542 * doc/invoke.texi (ARM Options): Document this.
17544 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17546 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17547 * config/arm/constraints.md (j): New constraint for movw operands.
17548 (N): Remove thumb2 meaning.
17549 * config/arm/arm.md (*arm_movw): Delete.
17550 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17551 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17552 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17554 2009-06-22 Martin Jambor <mjambor@suse.cz>
17556 PR tree-optimization/40492
17557 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17558 build_ref_for_offset.
17560 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17562 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17563 JUMP_TABLE_DATA_P predicates where applicable.
17564 * auto-inc-dec.c: Ditto.
17565 * builtins.c: Ditto.
17566 * caller-save.c: Ditto.
17568 * cfgcleanup.c: Ditto.
17569 * cfglayout.c: Ditto.
17571 * combine.c: Ditto.
17572 * combine-stack-adj.c: Ditto.
17576 * df-scan.c: Ditto.
17578 * dwarf2asm.c: Ditto.
17579 * dwarf2out.c: Ditto.
17580 * emit-rtl.c: Ditto.
17586 * function.c: Ditto.
17589 * genpreds.c: Ditto.
17590 * genrecog.c: Ditto.
17592 * ira-costs.c: Ditto.
17593 * ira-lives.c: Ditto.
17595 * loop-iv.c: Ditto.
17596 * lower-subreg.c: Ditto.
17597 * modulo-sched.c: Ditto.
17599 * postreload.c: Ditto.
17600 * print-rtl.c: Ditto.
17602 * reginfo.c: Ditto.
17603 * regmove.c: Ditto.
17604 * reload1.c: Ditto.
17607 * rtlanal.c: Ditto.
17609 * sched-vis.c: Ditto.
17611 * sel-sched-ir.c: Ditto.
17612 * simplify-rtx.c: Ditto.
17613 * targhooks.c: Ditto.
17614 * var-tracking.c: Ditto.
17615 * vmsdbgout.c: Ditto.
17617 2009-06-22 Matthias Klose <doko@ubuntu.com>
17619 * Makefile.in (install-plugin): Always use DESTDIR.
17621 2009-06-22 Olivier Hainque <hainque@adacore.com>
17623 * config/pa/pa.c (output_call): Don't optimize post call jumps
17624 into return address adjustments if the call may throw.
17626 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17628 * arm.c (thumb1_output_casesi): New function.
17629 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17630 optimizing for size or PIC.
17631 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17632 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17633 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17634 (thumb1_casesi_internal_pic): New expand rule.
17635 (thumb1_casesi_dispatch): New pattern.
17636 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17638 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17639 in the text seciton when PIC or optimizing for size.
17640 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17641 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17642 preservation properties of code.
17643 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17644 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17645 (__gnu_thumb1_case_si): New function.
17646 * t-arm (LIB1ASMSRC): Define here.
17647 (LIB1ASMFUNCS): Add some common functions.
17648 * t-arm-elf (LIB1ASMSRC): Delete.
17649 (LIB1ASMFUNCS): Append to existing set.
17650 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17651 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17652 * t-symbian (LIB1ASMFUNCS): Likewise.
17653 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17654 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17656 2009-06-21 Richard Guenther <rguenther@suse.de>
17658 PR tree-optimization/38729
17659 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17660 to loops with a single exit if -fno-expensive-optimizations.
17662 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17664 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17665 (dataflow_set): Change vars type from htab_t to shared_hash.
17666 (shared_hash_pool, empty_shared_hash): New variables.
17667 (vars_clear): Removed.
17668 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17669 shared_hash_find_slot_unshare, shared_hash_find_slot,
17670 shared_hash_find_slot_noinsert, shared_hash_find): New
17672 (shared_hash_unshare, shared_hash_destroy): New functions.
17673 (unshare_variable): Unshare set->vars if shared, use
17675 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17676 (get_init_value, find_src_set_src, dump_dataflow_set,
17677 clobber_variable_part, emit_notes_for_differences): Use
17679 (dataflow_set_init): Remove second argument, set vars to
17680 empty_shared_hash instead of creating a new htab.
17681 (dataflow_set_clear): Call shared_hash_destroy and set vars
17682 to empty_shared_hash instead of calling vars_clear.
17683 (dataflow_set_copy): Don't call vars_copy, instead just share
17684 the src htab with dst.
17685 (variable_union): Use shared_hash_*, use initially NO_INSERT
17686 lookup if set->vars is shared. Don't keep slot cleared before
17687 calling unshare_variable. Unshare set->vars if needed.
17688 Even ->refcount == 1 vars must be unshared if set->vars is shared
17689 and var needs to be modified.
17690 (variable_canonicalize): New function.
17691 (dataflow_set_union): If dst->vars is empty, just share src->vars
17692 with dst->vars and traverse with variable_canonicalize to canonicalize
17693 and unshare what is needed.
17694 (dataflow_set_different): If old_set and new_set use the same shared
17695 htab, they aren't different. If number of htab elements is different,
17696 htabs are different. Use shared_hash_*.
17697 (dataflow_set_destroy): Call shared_hash_destroy instead of
17699 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17700 second argument to dataflow_set_init.
17701 (vt_initialize): Likewise. Initialize shared_hash_pool and
17702 empty_shared_hash, move bb in/out initialization afterwards.
17703 Use variable_htab_free instead of NULL as changed_variables del hook.
17704 (variable_was_changed): Change type of second argument to pointer to
17705 dataflow_set. When inserting var into changed_variables, bump
17706 refcount. Unshare set->vars if set is shared htab and slot needs to
17708 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17709 lookup if set->vars is shared. Unshare set->vars if needed.
17710 Even ->refcount == 1 vars must be unshared if set->vars is shared
17711 and var needs to be modified. Adjust variable_was_changed caller.
17712 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17713 vars must be unshared if set->vars is shared and var needs to be
17714 modified. Adjust variable_was_changed caller.
17715 (emit_note_insn_var_location): Don't pool_free var.
17716 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17718 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17719 free_alloc_pool on shared_hash_pool.
17721 2009-06-20 Anthony Green <green@moxielogic.com>
17723 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17724 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17726 2009-06-20 Richard Guenther <rguenther@suse.de>
17728 * tree-ssa-structalias.c (find_func_aliases): For memset use
17729 a constraint from NULL if we memset to zero.
17730 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17731 we explicitly handle that do not read from memory.
17732 (call_may_clobber_ref_p_1): Properly handle builtins that may
17735 2009-06-20 Richard Guenther <rguenther@suse.de>
17737 PR tree-optimization/40495
17738 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17739 (new_scalar_tmp_constraint_exp): New function.
17740 (process_constraint): Do not create temporary decls.
17741 (process_all_all_constraints): Likewise.
17742 (handle_const_call): Likewise.
17743 (create_function_info_for): Do not set decl.
17745 2009-06-19 Ian Lance Taylor <iant@google.com>
17747 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17748 (rs6000_attribute_table): Make static; move before use.
17750 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17752 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17753 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17754 Propagate the TREE_READONLY flag without overwriting it.
17755 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17756 Propagate the TREE_READONLY flag onto the result.
17757 (process_call_operands): Move around. Use correct constant value.
17759 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17762 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17763 * config/arm/arm.md: Likewise.
17765 2009-06-19 Ian Lance Taylor <iant@google.com>
17767 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17768 to GIMPLE_ERROR_MARK.
17770 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17771 op2_original_type parameters. Warn about using different enum types.
17772 * c-parser.c (c_parser_conditional_expression): Pass original
17773 types to build_conditional_expr.
17774 * c-tree.h (build_conditional_expr): Update declaration.
17776 2009-06-19 Ian Lance Taylor <iant@google.com>
17778 * config/i386/i386.c (ix86_function_specific_save): Test that
17779 fields match values, rather than testing the values are in a
17782 2009-06-19 Richard Guenther <rguenther@suse.de>
17784 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17785 ADDR_EXPR pointers.
17786 (ptr_derefs_may_alias_p): Likewise.
17787 (ptr_deref_may_alias_ref_p_1): New function.
17788 (ptr_deref_may_alias_ref_p): Likewise.
17789 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17790 covered by looking at the ESCAPED solution.
17791 (call_may_clobber_ref_p_1): Likewise.
17792 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17793 Handle NULL_TREE offset. Do not produce redundant constraints.
17794 (process_all_all_constraints): New helper function.
17795 (do_structure_copy): Use it.
17796 (handle_lhs_call): Likewise.
17797 (find_func_aliases): Handle some builtins with pointer arguments
17798 and/or return values explicitly.
17800 2009-06-19 Ian Lance Taylor <iant@google.com>
17802 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17804 2009-06-19 Ian Lance Taylor <iant@google.com>
17806 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17808 2009-06-19 Ian Lance Taylor <iant@google.com>
17810 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17811 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17814 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17815 uninitialized const.
17817 2009-06-19 Ian Lance Taylor <iant@google.com>
17819 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17822 * c-decl.c (in_struct, struct_types): Remove.
17823 (struct c_binding): Add in_struct field.
17824 (c_binding_ptr): Define type, along with VEC.
17825 (struct c_struct_parse_info): Define.
17826 (struct_parse_info): New static variable.
17827 (bind): Initialize in_struct field.
17828 (start_struct): Remove enclosing_in_struct and
17829 enclosing_struct_types parameters. Add
17830 enclosing_struct_parse_info parameter. Change all callers. Set
17831 struct_parse_info rather than in_struct and struct_types.
17832 (grokfield): If -Wc++-compat and there is a symbol binding for the
17833 field name, set the in_struct flag and push it on the
17834 struct_parse_info->fields vector.
17835 (warn_cxx_compat_finish_struct): New static function.
17836 (finish_struct): Remove enclosing_in_struct and
17837 enclosing_struct_types parameters. Add
17838 enclosing_struct_parse_info parameter. Change all callers. Don't
17839 set C_TYPE_DEFINED_IN_STRUCT here. Call
17840 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17841 parameter. Only push on struct_types if warn_cxx_compat.
17842 (finish_enum): Only push on struct_types if warn_cxx_compat.
17843 (declspecs_add_type): Add loc parameter. Change all callers.
17844 Change all error calls to error_at. Pass loc, not input_location,
17845 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17846 defined in a struct. If -Wc++-compat and parsing a struct, record
17847 that a typedef name was used.
17848 * c-parser.c (c_parser_declspecs): Get location to pass to
17849 declspecs_add_type.
17850 (c_parser_struct_or_union_specifier): Update calls to start_struct
17852 * c-tree.h (struct c_struct_parse_info): Declare.
17853 (finish_struct, start_struct): Update declarations.
17854 (declspecs_add_type): Update declaration.
17856 2009-06-19 Ian Lance Taylor <iant@google.com>
17858 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17859 variable with an anonymous type.
17861 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17863 * see.c: Remove for real.
17865 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17867 * optabs.h (enum optab_index): Add new OTI_significand.
17868 (significand_optab): Define corresponding macro.
17869 * optabs.c (init_optabs): Initialize significand_optab.
17870 * genopinit.c (optabs): Implement significand_optab using
17871 significand?f2 patterns.
17872 * builtins.c (expand_builtin_mathfn): Handle
17873 BUILT_IN_SIGNIFICAND{,F,L}.
17874 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17875 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17877 * config/i386/i386.md (significandxf2, significand<mode>2): New
17878 expanders to implement significandf, significand and significandl
17879 built-ins as inline x87 intrinsics.
17881 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17883 * config/avr/avr.c (avr_override_options): Remove setting value of
17884 PARAM_INLINE_CALL_COST.
17886 2009-06-18 Richard Henderson <rth@redhat.com>
17889 * tree-pass.h (TDF_ASMNAME): New.
17890 * tree-dump.c (dump_options): Add asmname.
17891 * doc/invoke.texi: Document it.
17893 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17894 (dump_decl_name): ...here.
17895 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17896 (dump_generic_node): Update dump_function_name calls.
17897 (print_call_name): New flags arg; update all dump calls.
17898 * diagnostic.h (print_call_name): Update.
17899 * gimple-pretty-print.c (dump_gimple_call): Update.
17901 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17904 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17906 2009-06-18 Diego Novillo <dnovillo@google.com>
17908 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17909 * plugin.c (str_license): Declare.
17910 (try_init_one_plugin): Assert that the symbol
17911 'plugin_is_GPL_compatible' exists.
17913 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17916 * Makefile.in (OBJS-common): Remove see.o.
17918 * common.opt (fsee): Mark as preserved for backward compatibility.
17919 * opts.c (common_handle_option): Add OPT_fsee to the backward
17920 compatibility section.
17921 * passes.c (init_optimization_passes, pass_see): Remove pass.
17922 * timevar.def (TV_SEE): Remove.
17923 * tree-pass.h (pass_see): Remove declaration.
17924 * doc/invoke.texi (-fsee): Remove documentation.
17926 2009-06-18 Martin Jambor <mjambor@suse.cz>
17928 * tree-sra.c: Include statistics.h
17929 (sra_stats): New variable.
17930 (sra_initialize): Clear sra_stats.
17931 (create_access_replacement): Increment sra_stats.replacements.
17932 (get_access_replacement): Do not return twice.
17933 (analyze_all_variable_accesses): Increment statistics counter by the
17934 number of scalarized aggregates.
17935 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17936 (sra_modify_expr): Increment sra_stats.exprs.
17937 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17938 (sra_modify_assign): Increment sra_stats.exprs,
17939 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17940 (perform_intra_sra): Update statistics counters.
17941 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17943 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17945 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17946 (arm_scalar_mode_supported_p): New function.
17948 2009-06-18 Paul Brook <paul@codesourcery.com>
17949 Sandra Loosemore <sandra@codesourcery.com>
17951 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17952 (__extendhfsf2, __truncsfhf2): Define.
17953 * config/arm/fp16.c: New file.
17954 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17955 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17957 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17959 * doc/extend.texi (Half-Precision): New section.
17960 * doc/invoke.texi (Option Summary): List -mfp16-format.
17961 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17962 * config/arm/arm.opt (mfp16-format=): New.
17963 * config/arm/arm.c: Include intl.h.
17964 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17965 (TARGET_INVALID_RETURN_TYPE): Redefine.
17966 (TARGET_PROMOTED_TYPE): Redefine.
17967 (TARGET_CONVERT_TO_TYPE): Redefine.
17968 (arm_fp16_format): Define.
17969 (all_fpus): Add entry for neon-fp16.
17970 (fp_model_for_fpu): Likewise.
17971 (struct fp16_format): Declare.
17972 (all_fp16_formats): Define.
17973 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17975 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17977 (arm_legitimate_index_p): Treat HFmode like HImode.
17978 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17979 (coproc_secondary_reload_class): Special-case HFmode.
17980 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17981 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17982 (arm_init_fp16_builtins): New.
17983 (arm_init_builtins): Call it.
17984 (arm_invalid_parameter_type): New.
17985 (arm_invalid_return_type): New.
17986 (arm_promoted_type): New.
17987 (arm_convert_to_type).
17988 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17990 (arm_emit_fp16_const): New function.
17991 (arm_mangle_type): Mangle __fp16 as "Dh".
17992 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17994 (TARGET_NEON_FP16): New.
17995 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17996 (enum fputype): Add FPUTYPE_NEON_FP16.
17997 (enum arm_fp16_format_type): Declare.
17998 (arm_fp16_format): Declare.
17999 (LARGEST_EXPONENT_IS_NORMAL): Define.
18000 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18001 * config/arm/arm-modes.def (HFmode): Define.
18002 * config/arm/vfp.md (*movhf_vfp): New.
18003 (extendhfsf2): New.
18005 * config/arm/arm.md (fpu): Add neon_fp16.
18006 (floatsihf2, floatdihf2): New.
18007 (fix_trunchfsi2, fix_trunchfdi2): New.
18009 (extendhfdf2): New.
18011 (*arm32_movhf): New.
18012 (*thumb1_movhf): New.
18013 (consttable_2): Add check for HFmode constants.
18014 (consttable_4): Handle HFmode constants.
18016 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18018 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18020 2009-06-17 Olivier Hainque <hainque@adacore.com>
18022 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18023 const char ** conversion in AIX specific section.
18025 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18027 * config/i386/i386.c (ix86_special_builtin_type): Remove
18028 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18029 (bdesc_special_args): Updated.
18030 (ix86_init_mmx_sse_builtins): Likewise.
18031 (ix86_expand_special_args_builtin): Likewise.
18033 2009-06-17 Richard Henderson <rth@redhat.com>
18035 * tree-pretty-print.c (maybe_dump_asm_name): New.
18036 (dump_decl_name): Use it.
18037 (PRINT_FUNCTION_NAME): Merge into...
18038 (dump_function_name): ... here. Use maybe_dump_asm_name.
18040 2009-06-17 Cary Coutant <ccoutant@google.com>
18042 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18044 * debug.c (struct gcc_debug_hooks): Change placeholder for
18046 (debug_nothing_int_charstar_int): Replaced by...
18047 (debug_nothing_int_charstar_int_bool): ...this.
18048 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18049 source_line prototype.
18050 (debug_nothing_int_charstar_int): Replaced by...
18051 (debug_nothing_int_charstar_int_bool): ...this.
18052 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18053 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18054 Output is_stmt operand when necessary.
18055 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18056 (notice_source_line): Add is_stmt parameter.
18057 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18058 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18060 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18061 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18063 2009-06-17 Ian Lance Taylor <iant@google.com>
18065 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18067 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18070 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18072 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18073 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18074 tree_strip_sign_nop_conversions and
18075 tree_ssa_strip_useless_type_conversions rather than stripping
18076 the operations here.
18077 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18079 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18080 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18081 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18082 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18085 2009-06-17 Michael Eager <eager@eagercon.com>
18087 * config/rs6000/constraints.md (register_constraint "d"): New.
18088 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18089 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18090 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18091 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18092 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18093 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18094 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18095 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18096 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18097 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18099 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18100 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18101 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18102 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18103 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18104 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18105 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18106 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18107 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18108 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18109 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18110 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18111 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18112 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18114 2009-06-16 Ian Lance Taylor <iant@google.com>
18116 * profile.c (total_num_never_executed): Don't define.
18117 (compute_branch_probabilities): Don't count or print
18118 num_never_executed.
18119 (init_branch_prob): Don't set total_num_never_executed.
18120 (end_branch_prob): Don't print total_num_never_executed.
18122 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18124 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18126 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18128 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18129 (nabstd2_fpr): Same.
18131 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18133 * expr.c (expand_assignment): Change complex type check.
18135 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18137 * doc/plugins.texi (Building GCC plugins): Added new section.
18139 2009-06-17 Ian Lance Taylor <iant@google.com>
18141 * c-pch.c (get_ident): Don't set size of templ array.
18142 (pch_init): Don't set size of partial_pch array.
18144 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18145 string constant to intialize an array whose size is the length of
18148 2009-06-17 Richard Guenther <rguenther@suse.de>
18150 PR tree-optimization/40389
18151 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18152 to addressable types.
18153 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18155 2009-06-17 Richard Guenther <rguenther@suse.de>
18157 PR middle-end/40460
18158 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18159 if there is no evolution of left in the loop bail out.
18160 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18161 chrec_fold_multiply.
18163 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18164 Janis Johnson <janis187@us.ibm.com>
18167 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18168 for the symbol ref of a constant that is the source of a move
18169 - nor for any other not-obvious-label-ref constants.
18171 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18173 * plugin.c (position_pass): Skip newly inserted pass during list
18174 traversal to avoid repeated insertion.
18176 2009-06-16 Ian Lance Taylor <iant@google.com>
18178 * vec.h (VEC_stack_alloc): Define different version if
18179 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18180 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18181 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18182 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18184 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18186 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18188 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18189 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18190 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18191 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18192 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18193 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18194 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18195 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18196 __builtin_ia32_rdtscp.
18197 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18198 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18199 and __builtin_ia32_rorhi.
18200 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18201 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18202 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18203 (ix86_expand_args_builtin): Likewise.
18204 (ix86_expand_special_args_builtin): Likewise.
18206 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18207 (UNSPECV_RDTSC): Likewise.
18208 (UNSPECV_RDPMC): Likewise.
18209 (*bsr): Renamed to ...
18211 (*bsr_rex64): Renamed to ...
18214 (*rdpmc): Likewise.
18215 (*rdpmc_rex64): Likewise.
18217 (*rdtsc): Likewise.
18218 (*rdtsc_rex64): Likewise.
18219 (rdtscp): Likewise.
18220 (*rdtscp): Likewise.
18221 (*rdtscp_rex64): Likewise.
18223 * config/i386/ia32intrin.h: New.
18225 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18227 2009-06-16 Ian Lance Taylor <iant@google.com>
18229 * ira-build.c (copy_info_to_removed_store_destinations):
18230 Initialize parent_a.
18232 2009-06-16 Ian Lance Taylor <iant@google.com>
18234 * c-decl.c (grokdeclarator): Change size_varies to bool.
18236 2009-06-16 Ian Lance Taylor <iant@google.com>
18238 * sel-sched.c: Make forward declarations of move_op_hooks and
18239 fur_hooks explicitly extern.
18241 2009-06-16 Ian Lance Taylor <iant@google.com>
18243 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18244 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18246 2009-06-16 Ian Lance Taylor <iant@google.com>
18248 * resource.c (mark_referenced_resources): Change
18249 include_delayed_effects parameter to bool. Change all callers.
18250 (mark_end_of_function_resources): Likewise.
18251 * reorg.c (insn_references_resource_p): Likewise.
18252 (insn_sets_resource_p): Likewise.
18253 * resource.h (mark_referenced_resources): Update declaration.
18254 (mark_end_of_function_resources): Update declaration.
18256 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18258 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18260 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18262 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18263 GCC can bootstrap on AIX with GNU Binutils 2.20.
18265 2009-06-16 Ian Lance Taylor <iant@google.com>
18267 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18269 2009-06-16 Ian Lance Taylor <iant@google.com>
18271 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18272 inline, not extern inline.
18273 (exact_log2): Likewise.
18274 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18276 (exact_log2): Likewise, but don't test CTZ_HWI.
18278 2009-06-16 Ian Lance Taylor <iant@google.com>
18280 * bitmap.c (bitmap_clear): Don't declare as inline.
18281 * gimple.c (gimplify_assign): Likewise.
18282 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18283 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18284 (sched_scan_info): Remove duplicate definition.
18286 2009-06-16 Ian Lance Taylor <iant@google.com>
18288 * c-common.c (skip_evaluation): Don't define.
18289 (c_inhibit_evaluation_warnings): Define global variable.
18290 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18291 than skip_evaluation.
18292 (convert_and_check, warn_for_div_by_zero): Likewise.
18293 * c-common.h (skip_evaluation): Don't declare.
18294 (c_inhibit_evaluation_warnings): Declare.
18295 * c-parser.c (c_parser_typeof_specifier): Set
18296 c_inhibit_evaluation_warnings rather than skip_evaluation.
18297 (c_parser_conditional_expression): Likewise.
18298 (c_parser_binary_expression): Likewise.
18299 (c_parser_sizeof_expression): Likewise.
18300 (c_parser_alignof_expression): Likewise.
18301 * c-typeck.c (build_indirect_ref): Check
18302 c_inhibit_evaluation_warnings rather than skip_evaluation.
18303 (build_conditional_expr, build_binary_op): Likewise.
18305 2009-06-16 Richard Guenther <rguenther@suse.de>
18307 * tree-ssa-alias.c (is_escape_site): Remove.
18308 * tree-ssa-alias.h (enum escape_type): Remove.
18309 (is_escape_site): Likewise.
18310 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18311 via casts and asms without deferring to is_escape_site.
18313 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18315 PR middle-end/40446
18316 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18317 use gen_lowpart if op0 has complex mode.
18319 2009-06-16 Richard Guenther <rguenther@suse.de>
18321 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18322 variables add them to ESCAPED.
18323 (find_func_aliases): Do not make all indirectly stored values escaped.
18325 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18327 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18328 make_decl_one_only.
18330 2009-06-16 Martin Jambor <mjambor@suse.cz>
18332 PR tree-optimization/40432
18333 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18334 check whether we need to force gimple register operand.
18336 2009-06-16 Martin Jambor <mjambor@suse.cz>
18338 PR tree-optimization/40413
18339 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18340 build_ref_for_offset.
18341 (propagate_subacesses_accross_link): Fix a typo in a comment.
18343 2009-06-16 Ira Rosen <irar@il.ibm.com>
18345 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18346 with additional parameter.
18347 * tree-vectorizer.h (enum vect_def_type): Add new value
18349 (enum vect_relevant): Add comments.
18350 (vect_is_simple_reduction): Add new argument.
18351 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18352 Detect nested cycles.
18353 (vect_is_simple_reduction): Update documentation, add an argument to
18354 distinguish inner-loop reduction from nested cycle, detect nested
18355 cycles, fix printings and indentation, don't swap operands in case
18357 (get_initial_def_for_reduction): Handle subtraction.
18358 (vect_create_epilog_for_reduction): Add new argument to specify
18359 reduction variable.
18360 (vect_finalize_reduction): Handle subtraction, fix comments.
18361 (vectorizable_reduction): Handle nested cycles. In case of nested
18362 cycle keep track of the reduction variable position. Call
18363 vect_is_simple_reduction with additional parameter. Use original
18364 statement code in reduction epilogue for nested cycle. Call
18365 vect_create_epilog_for_reduction with additional parameter.
18366 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18367 inner-loop vectorization.
18368 (vect_recog_widen_sum_pattern): Likewise.
18369 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18371 (vect_mark_stmts_to_be_vectorized): Likewise.
18372 (vect_get_vec_def_for_operand): Handle nested cycles.
18374 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18376 * doc/invoke.texi (Debugging Options): Fix option index entries
18377 for -fdump-statistics, -frandom-seed add entries for
18378 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18379 (FRV Options): Fix entries for -mTLS, -mtls.
18380 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18381 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18382 (M68hc1x Options): Fix @itemx for -mnominmax.
18383 (MCore Options): Fix entry for -mno-lsim.
18384 (MMIX Options): Fix entry for -mabi=mmixware.
18385 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18387 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18389 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18390 Mention the plugin mode of gengtype.
18391 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18392 * gengtype.c: Updated copyright.
18393 (plugin_files, nb_plugin_files) Added new static variables.
18394 (measure_input_list) Care about plugin_files.
18395 (write_rtx_next): Added early return in plugin mode.
18396 (create_file): Updated copyright year in generated file. Added
18398 (oprintf): Added early return if NULL outf.
18399 (get_output_file_with_visibility): Care of plugin_files.
18400 (get_output_file_name): May return null.
18401 (write_local): Added early return.
18402 (put_mangled_filename): Ditto.
18403 (finish_root_table): Added check for base_files.
18404 (write_roots): Care about null when plugins.
18405 (main): Added plugin mode.
18407 2009-06-15 Ian Lance Taylor <iant@google.com>
18409 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18410 * gcov.c (read_count_file): Add braces around variables declared
18413 * c.opt (Wjump-misses-init): New warning.
18414 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18415 -Wall and -Wc++-compat if not already set.
18416 (c_common_post_options): Clear warn_jump_misses_init if it was not
18418 * c-decl.c (struct c_binding): Change type field to a union with
18419 new label field. Make it the first field in the struct. Update
18420 references to type to use u.type instead.
18421 (struct c_spot_bindings): Define.
18422 (struct c_goto_bindings): Define.
18423 (c_goto_bindings_p): Define, along with VECs.
18424 (struct c_label_vars): Define.
18425 (struct c_scope): Add has_label_bindings field.
18426 (bind_label, set_spot_bindings): New static functions.
18427 (decl_jump_unsafe, update_spot_bindings): New static functions.
18428 (update_label_decls): New static function.
18429 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18430 Update binding u.label field to shadowed field.
18431 (c_binding_start_stmt_expr): New function.
18432 (c_binding_end_stmt_expr): New function.
18433 (pushdecl): Don't call c_begin_vm_scope.
18434 (make_label): Add defining and p_label_vars parameters. Change
18436 (lookup_label): Correct test for whether a label has not yet been
18437 defined. Call bind_label rather than bind.
18438 (warn_about_goto): New static function.
18439 (lookup_label_for_goto): New function.
18440 (declare_label): Call bind_label rather than bind.
18441 (check_earlier_gotos): New static function.
18442 (define_label): Don't give errors about jumping into statement
18443 expressions or scopes of variably modified types. Call
18444 set_spot_bindings and check_earlier_gotos. Call bind_label
18445 instead of bind. Don't set label_context_stack_se or
18446 label_context_stack_vm.
18447 (c_get_switch_bindings): New function.
18448 (c_release_switch_bindings): New function.
18449 (c_check_switch_jump_warnings): New function.
18450 (start_function): Don't set label_context_stack_se or
18451 label_context_stack_vm.
18452 (finish_function): Likewise.
18453 * c-typeck.c (label_context_stack_se): Don't define.
18454 (label_context_stack_vm): Don't define.
18455 (c_finish_goto_label): Call lookup_label_for_goto rather than
18456 lookup_label. Don't give errors about jumping into a statement
18457 expression or the scope of a variably modified type. Don't set
18458 label_context_stack_se or label_context_stack_vm.
18459 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18460 fields. Add bindings field.
18461 (c_start_case): Don't set deleted fields. Set bindings field.
18462 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18463 or blocked_vm. Call c_check_switch_jump_warnings.
18464 (c_finish_case): Don't test blocked_stmt_expr field. Call
18465 c_release_switch_bindings.
18466 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18467 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18468 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18469 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18470 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18471 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18472 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18473 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18474 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18475 (C_DECL_UNJUMPABLE_VM): Don't define.
18476 (C_DECL_UNDEFINABLE_VM): Don't define.
18477 (struct c_label_list): Don't define.
18478 (struct c_label_context_se): Don't define.
18479 (struct c_label_context_vm): Don't define.
18480 (struct c_spot_bindings): Declare.
18481 (c_bindings_start_stmt_expr): Declare.
18482 (c_bindings_end_stmt_expr): Declare.
18483 (lookup_label_for_goto): Declare.
18484 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18485 (c_check_switch_jump_warnings): Declare.
18486 (label_context_stack_se, label_context_stack_vm): Don't declare.
18487 (c_finish_goto_label): Update declaration.
18488 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18489 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18490 (Warning Options): Document -Wjump-misses-init.
18492 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18494 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18497 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18499 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18501 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18503 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18505 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18507 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18509 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18511 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18512 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18513 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18514 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18515 * dwarf2asm.c (dw2_force_const_mem): Update call to
18516 make_decl_one_only.
18517 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18518 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18519 * langhooks.c (lhd_comdat_group): Remove.
18520 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18521 * tree.h (DECL_COMDAT_GROUP): New.
18522 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18523 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18524 (make_decl_one_only): Change signature.
18525 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18526 make_decl_one_only.
18527 (make_decl_one_only): Change signature.
18528 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18530 2009-06-15 Richard Guenther <rguenther@suse.de>
18532 PR middle-end/40439
18533 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18535 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18537 * tree-ssa-math-opts.c: Remove extra divide.
18539 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18541 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18543 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18545 * passes.c: Add bswap pass.
18546 * tree-pass.h: Add pass_optimize_bswap declaration.
18547 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18548 Include rtl.h, expr.h and optabs.h for optab_handler check.
18549 (struct symbolic_number, pass_optimize_bswap): New definition.
18550 (do_shift_rotate, verify_symbolic_number_p): New functions.
18551 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18552 (gate_optimize_bswap): New function.
18553 * tree.c (widest_int_cst_value): New function.
18554 * tree.h (widest_int_cst_value): Prototype added.
18556 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18558 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18559 REG_EQUAL/REG_EQUIV notes.
18561 2009-06-14 Richard Guenther <rguenther@suse.de>
18563 PR middle-end/40389
18564 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18565 has its address taken if NRV was applied and it is addressable.
18566 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18567 function split out from ...
18568 (get_constraint_for_1): ... here.
18569 (handle_rhs_call): Use it to mark the return slot escaped if
18570 it is addressable and NRV was applied.
18572 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18574 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18575 Change first argument type to location_t.
18576 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18577 Do not set input_location.
18578 Use loc instead of input_location throughout.
18580 2009-06-13 Richard Guenther <rguenther@suse.de>
18582 PR tree-optimization/40421
18583 * tree-predcom.c (should_unroll_loop_p): Remove.
18584 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18586 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18588 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18589 Add location argument.
18591 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18593 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18595 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18596 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18597 * config/spu/spu-protos.h: Add location to
18598 spu_resolve_overloaded_builtin.
18599 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18600 spu_build_builtin_va_list.
18601 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18602 argument. Pass location to build_function_call_vec.
18603 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18605 (emit_fpu_switch): Same.
18606 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18607 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18608 to build_decl and create_artificial_label.
18609 (xtensa_gimplify_va_arg_expr): Same.
18610 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18611 (xstormy16_gimplify_va_arg_expr): Same.
18612 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18613 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18614 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18615 (mips16_build_function_stub): Same.
18616 (mips16_build_call_stub): Same.
18618 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18621 * arm/constraints.md (Pa, Pb): New constraints.
18622 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18623 split pattern to deal with them.
18625 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18627 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18628 fix index entry for -Xpreprocessor.
18630 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18632 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18633 Add location argument to build_decl call.
18634 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18635 (rs6000_init_builtins): Same.
18636 (spe_init_builtins): Same.
18637 (rs6000_gimplify_va_arg): Add location argument to
18638 create_artificial_label call.
18640 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18642 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18643 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18644 * Makefile.in: Fix GGC dependency for gcse.o.
18646 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18648 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18649 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18650 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18652 * c-parser.c (c_parser_binary_expression): Use current column while
18653 building binary operations.
18654 * common.opt (fshow-column): Enable by default.
18655 * tree-vrp.c (check_array_ref): Use warning_at.
18656 (check_array_bounds): Use location from call back if expr has no
18658 * tree.h: Add location argument to maybe_fold_*.
18659 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18660 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18661 (maybe_fold_offset_to_component_ref): Same.
18662 (maybe_fold_offset_to_reference): Same.
18663 (maybe_fold_offset_to_address): Same.
18664 (maybe_fold_stmt_indirect): Same.
18665 (maybe_fold_stmt_addition): Same.
18666 (fold_stmt_r): Pass location to maybe_fold_*.
18667 (fold_gimple_assign): Same.
18668 * c-tree.h: Add location argument to finish_decl,
18669 default_function_array_conversion, store_init_value.
18670 * c-decl.c (define_label): Use error_at.
18671 (c_make_fname_decl): Pass location to finish_decl.
18672 (finish_decl): New location argument.
18673 (build_compound_literal): Pass location to store_init_value.
18674 (grokdeclarator): Pass location to finish_decl.
18676 * c-typeck.c (array_to_pointer_conversion): New location argument.
18677 (function_to_pointer_conversion): Same.
18678 (default_function_array_conversion): Same.
18679 (parser_build_unary_op): Pass location to overflow_warning.
18680 (parser_build_binary_op): Same. Use warning_at.
18681 (build_unary_op): Pass location to array_to_pointer_conversion.
18682 (build_c_cast): Pass location to digest_init.
18683 (build_modify_expr): New location argument.
18684 (convert_for_assignment): Same.
18685 (store_init_value): Same.
18686 (digest_init): Same.
18687 (output_init_element): Pass location to digest_init and
18688 array_to_pointer_conversion.
18689 (c_finish_return): Pass location to convert_for_assignment.
18690 * gimplify.c (gimplify_conversion): Pass location to
18691 maybe_fold_offset_to_address.
18692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18693 to maybe_fold_stmt_addition.
18694 * c-omp.c (c_finish_omp_atomic): Pass new location to
18696 (c_finish_omp_for): Same.
18697 * c-common.c (overflow_warning): New argument.
18698 * c-common.h: New argument to build_modify_expr, overflow_warning.
18699 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18701 (c_parser_initializer): Pass location to
18702 default_function_array_conversion.
18703 (c_parser_initelt): Same.
18704 (c_parser_initval): Same.
18705 (c_parser_asm_operands): Same.
18706 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18707 (c_parser_conditional_expression): Same.
18708 (c_parser_binary_expression): Add location info to stack. Use it.
18709 (c_parser_unary_expression): Pass location to
18710 default_function_array_conversion, parser_build_unary_op,
18711 build_indirect_ref, c_parser_postfix_expression_after_primary.
18712 (c_parser_postfix_expression_after_primary): New location argument.
18714 (c_parser_expression_conv): Pass location to
18715 default_function_array_conversion.
18716 (c_parser_expr_list): Same.
18717 (c_parser_omp_atomic): Same.
18718 (c_parser_omp_for_loop): Same.
18719 * c-tree.h (struct c_declarator): Add comment to id_loc.
18720 (build_array_declarator): New argument.
18721 * c-decl.c (build_array_declarator): Add location argument.
18722 (grokdeclarator): Set id_loc for cdk_array.
18723 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18724 build_array_declarator.
18725 * tree.c (build_omp_clause): Add location argument.
18726 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18727 (OMP_CLAUSE_LOCATION): New macro.
18728 (struct tree_omp_clause): Add location field.
18729 (build_omp_clause): Add argument.
18730 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18732 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18733 (cp_parser_omp_clause_collapse): Same.
18734 (cp_parser_omp_clause_default): Same.
18735 (cp_parser_omp_clause_if): Same.
18736 (cp_parser_omp_clause_nowait): Same.
18737 (cp_parser_omp_clause_num_threads): Same.
18738 (cp_parser_omp_clause_ordered): Same.
18739 (cp_parser_omp_clause_schedule): Same.
18740 (cp_parser_omp_clause_untied): Same.
18741 (cp_parser_omp_for_loop): Same.
18742 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18743 * c-tree.h (c_start_case): Add location argument.
18744 (c_process_expr_stmt): Same.
18745 (c_finish_goto_*): Same.
18746 * tree-parloops.c (initialize_reductions): Pass location to
18748 (create_parallel_loop): Same.
18749 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18750 (gfc_trans_omp_reduction_list): Same.
18751 (gfc_trans_omp_clauses): Same.
18752 (gfc_trans_omp_do): Same.
18753 * c-typeck.c (c_finish_goto_label): Same.
18754 (c_finish_goto_ptr): New location argument.
18755 (c_start_case): Same.
18756 (emit_side_effect_warnings): Same.
18757 (c_process_expr_stmt): Same.
18758 (c_finish_stmt_expr): Same.
18759 (c_finish_omp_clauses): Use error_at instead of error.
18760 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18762 * c-omp.c (c_split_parallel_clauses): New location argument.
18763 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18764 to build_omp_clause.
18765 (convert_local_reference_stmt): Same.
18766 (convert_gimple_call): Same.
18767 * c-common.h (c_split_parallel_clauses): New argument.
18768 * c-parser.c (c_parser_statement_after_labels): Pass location to
18769 c_finish_goto_label.
18770 (c_parser_switch_statement): Pass location to c_start_case.
18771 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18772 and c_process_expr_stmt.
18773 (c_parser_omp_variable_list): Add location argument.
18774 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18775 (c_parser_omp_clause_default): Same.
18776 (c_parser_omp_clause_if): Same.
18777 (c_parser_omp_clause_num_threads): Same.
18778 (-c_parser_omp_clause_ordered): Same.
18779 (c_parser_omp_clause_reduction): Pass location to
18780 c_parser_omp_variable_list.
18781 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18782 (c_parser_omp_clause_untied): Same.
18783 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18784 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18786 * c-tree.h (check_for_loop_decls, undeclared_variable,
18787 build_component_ref, build_array_ref, build_external_ref,
18788 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18789 build_conditional_expr, build_compound_expr, c_cast_expr,
18790 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18791 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18793 * c-semantics.c (build_stmt): Same.
18794 (build_case_label): Same.
18795 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18796 (undeclared_variable): New argument.
18797 (make_label): Same.
18798 (lookup_label): Pass location on down.
18799 (define_label): Same.
18800 (finish_decl): Same.
18801 (build_compound_literal): Same.
18802 (finish_struct): Same.
18803 (finish_function): Do not set location here.
18804 (check_for_loop_decls): New argument.
18805 * tree.c (save_expr): Set location.
18806 (build_empty_stmt): New argument.
18807 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18808 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18809 * builtins.c (gimplify_va_arg_expr): Use locations.
18810 (expand_builtin_sync_operation): Same.
18811 * c-typeck.c (build_component_ref): New argument.
18812 (build_array_ref): Same.
18813 (build_external_ref): Same.
18814 (c_expr_sizeof_expr): Same.
18815 (c_expr_sizeof_type): Same.
18816 (parser_build_unary_op): Same.
18817 (build_conditional_expr): Same.
18818 (build_compound_expr): Pass location on down.
18819 (build_compound_expr): New argument.
18820 (build_c_cast): Same.
18821 (c_cast_expr): Same.
18822 (build_asm_expr): Same.
18823 (c_finish_return): Same.
18824 (c_process_expr_stmt): Pass location on down.
18825 (c_finish_stmt_expr): New argument.
18826 (push_clenaup): Same.
18827 (c_finish_omp_parallel): Same.
18828 (c_finish_omp_task): Same.
18829 * gimplify.c (gimplify_call_expr): Pass location on down.
18830 * c-omp.c (c_finish_omp_master): New argument.
18831 (c_finish_omp_critical): Same.
18832 (c_finish_omp_ordered): Same.
18833 (c_finish_omp_barrier): Same.
18834 (-c_finish_omp_taskwait): Same.
18835 (c_finish_omp_atomic): Same.
18836 (c_finish_omp_flush): Same.
18837 * tree-inline.c (copy_tree_body_r): Pass location on down.
18838 (inline_forbidden_p): Remove use of input_location.
18839 * c-gimplify.c (c_build_bind_expr): New argument.
18840 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18841 (c_sizeof_or_alignof_type): New argument.
18842 (c_alignof_expr): Same.
18843 (build_va_arg): Same.
18844 (c_add_case_label): Same.
18845 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18846 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18847 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18848 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18849 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18850 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18852 * stub-objc.c (objc_build_selector_expr): Same.
18853 (objc_build_throw_stmt): Same.
18854 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18855 (c_parser_initelt): Same.
18856 (c_parser_compound_statement): Same.
18857 (c_parser_compound_statement_nostart): Same.
18858 (c_parser_label): Same.
18859 (c_parser_statement_after_labels): Same.
18860 (c_parser_if_body): Same.
18861 (c_parser_else_body): Same.
18862 (c_parser_if_statement): Same.
18863 (c_parser_switch_statement): Same.
18864 (c_parser_while_statement): Same.
18865 (c_parser_do_statement): Same.
18866 (c_parser_for_statement): Same.
18867 (c_parser_asm_statement): Same.
18868 (c_parser_conditional_expression): Same.
18869 (c_parser_binary_expression): Same.
18870 (c_parser_cast_expression): Same.
18871 (c_parser_unary_expression): Same.
18872 (c_parser_sizeof_expression): Same.
18873 (c_parser_alignof_expression): Same.
18874 (c_parser_postfix_expression): Same.
18875 (c_parser_expression): Same.
18876 (c_parser_objc_receiver): Same.
18877 (c_parser_omp_variable_list): Same.
18878 (c_parser_omp_structured_block): Same.
18879 (c_parser_omp_atomic): New argument.
18880 (c_parser_omp_barrier): Same.
18881 (c_parser_omp_critical): Same.
18882 (c_parser_omp_flush): Pass location on down.
18883 (c_parser_omp_for_loop): New argument.
18884 (c_parser_omp_for): Same.
18885 (c_parser_omp_master): Same.
18886 (c_parser_omp_ordered): Same.
18887 (c_parser_omp_sections_scope): Same.
18888 (c_parser_omp_sections): Same.
18889 (c_parser_omp_parallel): Same.
18890 (c_parser_omp_single): Same.
18891 (c_parser_omp_task): Same.
18892 (c_parser_omp_taskwait): Pass location on down.
18893 (c_parser_omp_construct): Same.
18894 (c_parser_omp_threadprivate): Same.
18895 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18896 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18897 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18898 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18899 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18900 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18901 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18902 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18903 config/i386/i386.c, stmt.c:
18904 Add location argument to the following function definitions and/or
18905 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18906 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18907 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18908 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18909 do_case, c_finish_bc_stmt, build_compound_literal,
18910 build_function_call.
18911 * c-decl.c (build_compound_literal): Add location argument.
18912 Make all diagnostic calls use location.
18913 (start_struct): Same.
18914 (finish_struct): Same.
18915 (start_enum): Same.
18916 (build_enumerator): Same.
18917 (start_function): Same.
18918 (grokdeclarator): Make all diagnostic calls use location.
18919 (store_parm_decls_oldstyle): Same.
18920 * c-typeck.c (build_function_call): Add location argument.
18921 Make all diagnostic calls use location.
18923 (c_finish_bc_stmt): Same.
18924 * tree-nested.c (get_trampoline_type): Add argument.
18925 Pass location to build_decl.
18926 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18927 * rtl.h (RTL_LOCATION): New.
18928 * c-common.c (c_add_case_label): Add location argument.
18929 Make all diagnostic calls use location.
18930 * c-common.h: Add location argument to make_fname_decl, do_case,
18931 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18932 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18933 Set it appropriately for every case. Pass enum_loc to start_enum
18934 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18936 (c_parser_struct_or_union_specifier): Save location. Use it for
18937 start_struct, finish_struct, and parser_xref_tag.
18939 2009-06-12 Ian Lance Taylor <iant@google.com>
18941 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18943 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18944 cpp_opts->warn_cxx_operator_names.
18946 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18949 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18950 is returns NULL and OP is a VCE, look through the VCE.
18952 2009-06-12 Ian Lance Taylor <iant@google.com>
18955 * collect2.c (main): Use CONST_CAST2 in code inside #if
18956 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18958 2009-06-12 Joey Ye <joey.ye@intel.com>
18960 PR middle-end/39146
18961 * cfgexpand.c (get_decl_align_unit): Update
18962 max_used_stack_slot_alignment with align instead of
18963 stack_alignment_needed.
18965 * function.c (assign_stack_local_1): Update
18966 max_used_stack_slot_alignment with alignment_in_bits instead
18967 of stack_alignment_needed.
18968 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18971 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18973 * dwarf2out.c (last_var_location_insn): New variable.
18974 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18975 (dwarf2out_var_location): Don't record anything after last real
18976 insn. Only change labels if there were any real instructions
18977 in between last note and this one, or if changed sections.
18979 2009-06-11 Richard Henderson <rth@redhat.com>
18981 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18982 note when storing the frame pointer in a register.
18983 (FRP): Don't redefine to nothing for epilogue.
18984 (alpha_expand_epilogue): Mark register and sp restores.
18985 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18987 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18988 when gen_lowpart is needed.
18990 2009-06-11 Richard Henderson <rth@redhat.com>
18992 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18994 * dwarf2out.c (need_data_align_sf_opcode): New.
18995 (div_data_align): Move earlier.
18996 (def_cfa_1, reg_save): Use it.
18998 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19000 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19001 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19002 (ix86_handle_option): Handle OPT_mcrc32.
19003 (ix86_target_string): Add -mcrc32.
19004 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19006 * config/i386/i386.h (TARGET_CRC32): New.
19008 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19009 (sse4_2_crc32di): Likewise.
19011 * config/i386/i386.opt (mcrc32): New.
19013 * doc/invoke.texi: Document -mcrc32.
19015 2009-06-11 Richard Henderson <rth@redhat.com>
19017 * common.opt (gdwarf-): Accept a version number.
19018 * doc/invoke.texi (gdwarf-): Update docs.
19019 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19020 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19021 version level, and record it.
19023 * dwarf2.h (DW_CIE_VERSION): Remove.
19024 * dwarf2out.c (DWARF_VERSION): Remove.
19025 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19026 (output_call_frame_info): Use CIE version 3 for dwarf3,
19027 or if the return register column is out of range for version 1.
19028 (dwarf_stack_op_name): Add all dwarf3 values.
19029 (DEBUG_PUBTYPES_SECTION): New.
19030 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19031 encoding change for dwarf3.
19032 (output_die) [dw_val_class_die_ref]: Likewise.
19033 (output_compilation_unit_header): Emit correct version for dwarf3.
19034 (output_line_info): Likewise.
19035 (output_pubnames): Update for DWARF_VERSION removal.
19036 (output_aranges): Likewise.
19037 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19038 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19039 (dwarf2out_finish): Likewise.
19041 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19043 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19046 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19049 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19050 * builtins.c (expand_builtin_unreachable): New function.
19051 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19052 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19053 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19055 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19056 searching for missing barriers.
19058 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19060 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19061 when -fprofile-generate* was passed.
19062 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19064 2009-06-11 Anthony Green <green@moxielogic.com>
19066 * config/moxie/moxie.md: Define length attribute for all instructions.
19068 (*b<cond:code>): Support limited branch ranges for new PC-relative
19069 branch instructions.
19070 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19072 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19074 * config/i386/i386.c (min_insn_size): Use get_attr_length
19075 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19076 For __asm return 0.
19078 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19079 instead of emit_insn_before.
19081 2009-06-10 Ian Lance Taylor <iant@google.com>
19084 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19087 2009-06-10 Revital Eres <eres@il.ibm.com>
19089 * passes.c (init_optimization_passes): Reschedule
19090 predictive-commoning pass before complete unroll pass.
19092 2009-06-10 Martin Jambor <mjambor@suse.cz>
19094 * cgraph.c (cgraph_node_can_be_local_p): New function.
19095 (cgraph_make_node_local): New function.
19096 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19097 (cgraph_make_node_local): Declare.
19099 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19101 * tree.h (tree_base): Add packed_flag and user_align fields.
19102 Decrease size of spare field.
19103 (TYPE_USER_ALIGN): Use user_align from tree_base.
19104 (DECL_USER_ALIGN): Likewise.
19105 (TYPE_PACKED): Use packed_flag from tree_base.
19106 (DECL_PACKED): Likewise.
19107 (tree_type): Delete packed_flag and user_align fields. Widen
19108 precision field. Widen mode field and shuffle fields to align
19109 mode on an 8-bit boundary.
19110 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19111 Renumber decl_flag_* fields. Fix comments. Widen
19112 decl_common_unused field.
19113 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19114 (DECL_EXTERNAL): Likewise.
19115 (DECL_BIT_FIELD): Likewise.
19116 (DECL_NONADDRESSABLE_P): Likewise.
19117 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19118 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19120 2009-06-10 Ian Lance Taylor <iant@google.com>
19122 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19123 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19124 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19125 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19126 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19127 DEF_VEC_ALLOC_FUNC_P.
19128 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19129 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19130 DEF_VEC_ALLOC_FUNC_O.
19131 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19132 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19133 DEF_VEC_ALLOC_FUNC_I.
19134 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19135 (vec_stack_p_reserve_exact_1): Declare.
19136 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19137 (vec_stack_free): Declare.
19138 (VEC_stack_alloc): Define.
19139 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19140 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19141 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19142 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19144 (stack_vecs): New static variable.
19145 (vec_stack_p_reserve_exact_1): New function.
19146 (vec_stack_o_reserve_1): New static function.
19147 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19148 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19149 (vec_stack_free): New function.
19150 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19151 (VEC_df_ref_stack_alloc): Define.
19152 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19153 DEF_VEC_ALLOC_P_STACK.
19154 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19155 (struct df_collection_rec): Change _vec fields to VEC. Remove
19157 (df_free_collection_rec): Adjust for new fields.
19158 (df_insn_rescan): Use new df_collection_rec fields.
19159 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19160 (df_ref_create_structure, df_ref_record): Likewise.
19161 (df_get_conditional_uses, df_get_call_refs): Likewise.
19162 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19163 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19164 (df_record_exit_block_uses, df_bb_verify): Likewise.
19165 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19166 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19167 Remove count parameter. Change return type to void. Change all
19169 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19170 Remove count parameter. Change return type to void. Change all
19172 (df_install_refs): Change old_vec parameter to VEC. Remove count
19173 parameter. Change all callers.
19174 (df_install_mws): Change old_vec parameter to VEC. Remove count
19175 parameter. Change all callers.
19176 (df_refs_verify): Change new_rec parameter to VEC. Change call
19178 (df_mws_verify): Likewise.
19180 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19182 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19184 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19186 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19188 2009-06-10 Anthony Green <green@moxielogic.com>
19190 * config/moxie/crti.asm: New file.
19191 * config/moxie/crtn.asm: New file.
19192 * config/moxie/moxie.c: New file.
19193 * config/moxie/moxie.h: New file.
19194 * config/moxie/sfp-machine.h: New file.
19195 * config/moxie/moxie-protos.h: New file.
19196 * config/moxie/t-moxie: Created.
19197 * config/moxie/t-moxie-softfp: Created.
19198 * config/moxie/moxie.md: Created.
19199 * config/moxie/constraints.md: Created.
19200 * config.gcc: Add moxie support.
19201 * doc/md.texi (Machine Constraints): Add moxie constraints.
19202 * doc/contrib.texi (Contributors): Mention moxie port.
19203 * doc/install.texi (Specific): Mention the moxie port.
19205 2009-06-09 Ian Lance Taylor <iant@google.com>
19207 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19208 compiling with C++.
19209 * optabs.c (optab_table): Only use designated initializers if
19210 HAVE_DESIGNATED_INITIALIZERS is defined.
19211 (convert_optab_table): Likewise.
19212 (init_optabs): Always call init_insn_codes if
19213 HAVE_DESIGNATED_INITIALIZERS is not defined.
19215 2009-06-09 Ian Lance Taylor <iant@google.com>
19217 * targhooks.c (default_builtin_vectorized_function): Change fn
19218 parameter to unsigned int.
19219 (default_builtin_vectorized_conversion): Change code parameter to
19221 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19222 * targhooks.h: Update declarations.
19223 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19224 parameter to unsigned int.
19226 * c-typeck.c (comptypes_check_enum_int): New static function.
19227 (comptypes_internal): Add enum_and_int_p parameter. Change all
19229 (comp_target_types): Add location parameter. Change all callers.
19230 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19231 Change all callers.
19232 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19233 (build_conditional_expr): Add colon_loc parameter. Change all
19235 (convert_for_assignment): Add location parameter. Change all callers.
19236 * c-parser.c (c_parser_conditional_expression): Pass location of
19237 colon to build_conditional_expr.
19238 * c-tree.h (build_conditional_expr): Update declaration.
19240 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19242 * graphite.c: Revert previous patch.
19244 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19247 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19249 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19251 * tree-ssa-loop-prefetch.c
19252 (loop_prefetch_arrays): Fixed a portability problem in printf format
19255 2009-06-09 Martin Jambor <mjambor@suse.cz>
19257 PR tree-optimization/40351
19258 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19259 refrence to a potential artifical subaccess can be constructed.
19261 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19263 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19264 (sh_override_options): Likewise.
19265 * config/sh/sh.c: Include params.h.
19266 (sh_optimization_options): New.
19267 (sh_override_options): Likewise.
19268 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19269 (OVERRIDE_OPTIONS): Use sh_override_options.
19271 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19273 * dwarf2out.c (emit_cfa_remember): New variable.
19274 (add_fde_cfi): If emit_cfa_remember, recurse to add
19275 DW_CFA_remember_state first.
19276 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19277 instead just set emit_cfa_remember.
19279 2009-06-08 Jan Hubicka <jh@suse.cz>
19282 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19284 2009-06-08 Jan Hubicka <jh@suse.cz>
19286 PR middle-end/39834
19287 * cgraphunit.c (save_inline_function_body): Do not copy transform
19288 hooks for saved inline bodies.
19289 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19290 for given function.
19292 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19294 * jump.c (returnjump_p): Handle delayed branches. Add missing
19297 2009-06-08 Jan Hubicka <jh@suse.cz>
19299 PR middle-end/40102
19300 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19301 original node might've been modified.
19302 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19304 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19306 * tree-object-size.c (addr_object_size): Add OSI argument.
19307 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19308 (compute_builtin_object_size, expr_object_size): Adjust callers.
19309 (plus_stmt_object_size): Call addr_object_size instead of
19310 compute_builtin_object_size.
19312 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19313 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19315 * tree-ssa-loop-prefetch.c
19316 (gather_memory_references): Introduced a counter for the number of
19318 (anything_to_prefetch_p): Introduced a counter for the number of
19320 (is_loop_prefetching_profitable): New function with a cost model
19322 (loop_prefetch_arrays): Use the new cost model to determine if
19323 prefetching is profitable.
19324 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19325 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19326 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19327 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19328 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19329 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19331 2009-06-08 Michael Matz <matz@suse.de>
19334 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19335 partitions use the same.
19336 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19337 for basevars of SSA_NAMEs.
19338 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19339 to not expand them twice.
19340 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19343 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19345 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19346 (fdump-final-insns=, gtoggle): New.
19347 * doc/invoke.texi: Document them.
19348 * final.c (rest_of_clean_state): Dump final insn stream.
19349 * gcc.c (invoke_as): Hook in -fcompare-debug.
19350 (static_spec_functions): Add compare-debug-dump-opt,
19351 compare-debug-self-opt and compare-debug-auxbase-opt.
19352 (compare_debug, compare_debug_second, compare_debug_opt): New.
19353 (switches_debug_check, n_switches_debug_check): New.
19354 (debug_auxbase_opt, debug_check_temp_file): New.
19355 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19357 (do_self_spec): Handle arguments after switches.
19358 (do_spec_1): Add .gk extension to temp file basenames for compare.
19359 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19360 (cc1_options): Use it instead of normal auxbase computation for
19361 the second compare-debug compilation.
19362 (compare_files): New.
19363 (main): Set up and implement compare debug mode.
19364 (compare_debug_dump_opt_spec_function): New.
19365 (compare_debug_self_opt_spec_function): New.
19366 (compare_debug_auxbase_opt_spec_function): New.
19367 * toplev.c (process_options): Handle flag_gtoggle,
19368 flag_dump_final_insns.
19369 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19370 during -fcompare-debug-second compilation.
19372 2009-06-07 Ian Lance Taylor <iant@google.com>
19374 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19375 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19377 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19378 with no default node. Change warning with %H to warning_at.
19379 Don't clear warn_switch around case checking.
19380 * doc/invoke.texi (Warning Options): Clarify distinction between
19381 -Wswitch and -Wswitch-enum.
19383 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19385 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19387 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19389 * gbl-ctors.h: Add header guard.
19391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19393 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19394 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19395 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19396 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19397 prototypes for removed functions.
19398 (expressions_equal_p): Move to ...
19399 * tree-ssa-sccvn.h: ... here and ...
19400 * matrix-reorg.c: ... adjust includes.
19402 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19404 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19406 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19408 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19409 (finish_function): Remove erroneous whitespace.
19411 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19413 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19414 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19416 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19418 * errors.c (internal_error): Commentary typo fix.
19419 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19420 * tree-ssa-pre.c: Ditto.
19422 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19424 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19425 them is supposed to hold actual statements.
19427 2009-06-06 Ian Lance Taylor <iant@google.com>
19429 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19430 empty statements can now have attributes.
19432 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19434 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19435 * config/mips/mips.md: Ditto.
19437 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19439 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19441 (__eabi_uconvert): Likewise.
19443 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19445 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19446 CFI_* definitions with IN_GCC.
19448 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19450 * xcoffout.h (xcoffout_source_line): Update prototype.
19452 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19454 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19455 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19457 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19459 PR middle-end/40340
19460 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19461 inlined_function_outer_scope_p blocks for artificial inlines
19463 * tree.c (tree_nonartificial_location): Rewrite using
19464 block_nonartificial_location.
19466 2009-06-05 Revital Eres <eres@il.ibm.com>
19467 Leehod Baruch <leehod@il.ibm.com>
19469 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19470 (expand_expr_real_1): Remove comment.
19471 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19472 Vectorize misaligned access when the target supports it.
19473 (vect_supportable_dr_alignment): Check for unaligned access support.
19474 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19477 2009-06-05 Julian Brown <julian@codesourcery.com>
19479 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19480 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19482 2009-06-05 Richard Guenther <rguenther@suse.de>
19485 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19486 as possibly unused.
19488 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19490 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19491 (save_gprs): Don't tell unwinder when a global register is saved.
19492 (s390_emit_epilogue): Emit needed epilogue unwind info.
19494 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19496 * dwarf2out.c (deferred_asm_name): New.
19497 (add_name_and_src_coords_attributes): Defer creation of
19498 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19500 (move_linkage_attr): New.
19501 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19504 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19506 * tree-nested.c (finalize_nesting_tree_1): Declare the
19507 frame_decl in the binding tree.
19509 2009-06-04 Cary Coutant <ccoutant@google.com>
19511 * basic-block.h (struct basic_block_def): Add discriminator field.
19512 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19514 * debug.c (do_nothing_debug_hooks): Add additional entry.
19515 (debug_nothing_int_charstar_int): New function.
19516 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19517 (debug_nothing_int_charstar_int): New declaration.
19518 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19519 discriminator value in .loc directive.
19520 * final.c (last_discriminator): New variable.
19521 (discriminator): New variable.
19522 (final_start_function): Initialize above variables, pass current
19523 discriminator to debug hook.
19524 (notice_source_line): Check for discriminator change.
19525 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19526 * sdbout.c (sdbout_source_line): New parameter.
19527 * tree-cfg.c (struct locus_discrim_map): New structure type.
19528 (discriminator_per_locus): New hash table.
19529 (build_gimple_cfg): Allocate and free discriminator hash table.
19530 (make_edges): Call assign_discriminator.
19531 (locus_map_hash): New function.
19532 (locus_map_eq): New function.
19533 (next_discriminator_for_locus): New function.
19534 (same_line_p): New function.
19535 (assign_discriminator): New function.
19536 (make_cond_expr_edges): Call assign_discriminator.
19537 (make_gimple_switch_edges): Likewise.
19538 (first_non_label_stmt): New function.
19539 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19541 * xcoffout.c (xcoffout_source_line): Add new parameter.
19543 * configure.ac (gcc_cv_as_discriminator): New configury check for
19544 gas support for discriminator.
19545 * configure: Regenerate.
19546 * config.in: Regenerate.
19548 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19550 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19551 val after checking for integers.
19553 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19555 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19557 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19558 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19559 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19560 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19561 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19562 X64_SSE_REGPARM_MAX.
19563 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19564 X64_SSE_REGPARM_MAX.
19566 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19568 * gcc.c (report_times_to_file): New.
19569 (execute): Implement it.
19570 (process_command): Support -time=.
19571 * doc/invoke.texi: Document it.
19573 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19575 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19576 that have value exprs.
19578 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19580 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19581 declarations for constants until...
19582 (dw2_output_indirect_constant_1): ... this point.
19584 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19587 * arm.md (arm_addsi3): Don't try to split an add with an
19588 eliminable register until after reload has completed.
19590 2009-06-03 Ian Lance Taylor <iant@google.com>
19592 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19593 * genattrtab.c (write_length_unit_log): Likewise.
19594 * genchecksum.c (dosum): Likewise.
19595 * gengtype.c (write_rtx_next): Likewise.
19596 (finish_root_table, write_roots): Likewise.
19597 * gimple.c (gimple_ops_offset_): Likewise.
19598 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19599 * config/arc/arc.c (arc_attribute_table): Likewise.
19600 * config/arm/arm.c (arm_attribute_table): Likewise.
19601 * config/avr/avr.c (avr_attribute_table): Likewise.
19602 * config/crx/crx.c (crx_attribute_table): Likewise.
19603 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19604 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19605 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19606 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19607 * config/sh/sh.c (sh_attribute_table): Likewise.
19608 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19609 * config/spu/spu.c (spu_attribute_table): Likewise.
19610 * config/v850/v850.c (v850_attribute_table): Likewise.
19612 * config/alpha/alpha.c (vms_attribute_table): Make static.
19613 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19614 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19615 * config/mips/mips.c (mips_attribute_table): Likewise.
19617 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19619 (cc1-checksum.o): Likewise.
19621 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19623 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19625 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19627 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19628 insn if it is changing sp. Use gen_add3_insn instead of
19629 conditionally gen_addsi3 and gen_adddi3.
19630 (offset_below_red_zone_p): New static inline function.
19631 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19632 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19633 * config/rs6000/ppc-asm.h: Include auto-host.h.
19634 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19635 CFI_RESTORE): Define.
19636 * config/rs6000/crtresxgpr.asm: Add unwind info.
19637 * config/rs6000/crtresxfpr.asm: Likewise.
19638 * config/rs6000/crtresgpr.asm: Likewise.
19639 * config/rs6000/crtresfpr.asm: Likewise.
19640 * config/rs6000/crtsavgpr.asm: Likewise.
19641 * config/rs6000/crtsavfpr.asm: Likewise.
19643 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19644 argument of DWARF2_FRAME_REG_OUT macros.
19646 2009-06-03 Julian Brown <julian@codesourcery.com>
19648 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19649 words or less (including TImode) in core registers.
19651 2009-06-03 Richard Guenther <rguenther@suse.de>
19653 PR middle-end/40328
19654 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19656 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19658 * statistics.c (statistics_counter_event): Do not record event
19659 in pass dump if its number == -1.
19660 (curr_statistics_hash): Add assert that we never get passes
19661 with static number == -1.
19663 2009-06-03 Richard Guenther <rguenther@suse.de>
19664 Andrey Belevantsev <abel@ispras.ru>
19666 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19667 non-BLKmode arrays addressable.
19669 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19671 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19672 * config/m68k/m68k.h: ... here.
19674 2009-06-03 Martin Jambor <mjambor@suse.cz>
19676 PR tree-optimization/40323
19677 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19680 2009-06-03 Richard Guenther <rguenther@suse.de>
19682 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19685 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19687 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19688 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19689 JUMP_TABLE_DATA_P where applicable.
19690 * config/sh/sh.c: Ditto.
19691 * config/sh/sh.h: Ditto.
19692 * config/sh/sh.md: Ditto.
19693 * config/sh/symbian.c: Ditto.
19695 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/driver-i386.c (describe_cache): Optimize
19698 concatenation of strings. Use snprintf instead of sprintf.
19699 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19700 target when not compiling with GCC.
19702 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19704 * config/sh/sh.c: Revert last change.
19705 (sh_expand_epilogue): Emit a blockage insn before the frame
19706 pointer adjustment unconditionally.
19708 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19710 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19711 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19712 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19713 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19714 to COLLECT_GCC_OPTIONS.
19716 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19718 * collect2.c (target_system_root): New variable.
19719 (main): Handle --sysroot=.
19720 (ignore_library): Strip the sysroot from the library path.
19722 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19724 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19725 (collect2.o): Depend on collect2-aix.h.
19726 (collect2-aix.o): New rule.
19727 * collect2-aix.h: New file.
19728 * collect2-aix.c: Likewise.
19729 * collect2.c: Include collect2-aix.h. Don't undefine
19730 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19731 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19732 Use TARGET_AIX_VERSION instead of _AIX51.
19733 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19734 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19735 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19736 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19737 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19739 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19741 * collect2.c (ignore_library): Avoid premature post-increment
19742 and null deference.
19744 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19746 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19747 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19748 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19749 CROSS_DIRECTORY_STRUCTURE too.
19750 (LINK_LIBG_SPEC): Likewise.
19751 (LIB_SPEC): Add %R to sysroot paths.
19752 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19753 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19754 * config/rs6000/aix51.h: As for aix43.h.
19755 * config/rs6000/aix52.h: Likewise.
19756 * config/rs6000/aix53.h: Likewise.
19757 * config/rs6000/aix61.h: Likewise.
19758 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19759 to the beginning of sysroot paths.
19761 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19763 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19764 INSN_LISTs that are out of the REG_NOTE range.
19766 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19768 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19769 (struct var_to_expand): Likewise.
19770 (struct opt_info): Add head and tail for linked lists of the above.
19771 (analyze_insn_to_expand_var): Initialize next.
19772 (analyze_iv_to_split_insn): Likewise.
19773 (analyze_insns_in_loop): Create linked lists.
19774 (allocate_basic_variable): Simplify for use without hash table.
19775 (insert_var_expansion_initialization): Likewise, make it type-safer.
19776 (combine_var_copies_in_loop_exit): Likewise.
19777 (apply_opt_in_copies): Walk lists rather than hash tables.
19778 (release_var_copies): Simplified and inlined by hand into...
19779 (free_opt_info): ... this function.
19781 2009-06-02 Richard Guenther <rguenther@suse.de>
19783 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19786 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19788 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19789 only for builtins that are not overridden.
19791 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19793 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19798 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19800 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19802 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19804 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19806 * common.opt (fdump-unnumbered-links): New.
19807 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19808 * print-rtl.c (flag_dump_unnumbered_links): New.
19809 (print_rtx): Test it.
19811 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19813 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19814 push/pop multiple to 8-byte alignment.
19816 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19818 * config/i386/i386.c (queued_cfa_restores): New static variable.
19819 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19821 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19822 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19823 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19824 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19825 note unconditionally.
19826 (ix86_emit_restore_regs_using_mov): Likewise.
19827 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19828 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19829 it through to ix86_emit_restore_reg_using_pop.
19830 (ix86_emit_leave): Add RED_OFFSET argument. Call
19831 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19832 instead of adding REG_CFA_OFFSET note unconditionally.
19833 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19834 the above functions. Call ix86_add_queued_cfa_restore_notes when
19837 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19838 force output of the label even for dwarf2out_do_cfi_asm.
19839 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19840 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19841 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19843 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19844 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19845 dwarf2out_cfi_label callers.
19846 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19847 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19848 Adjust dwarf2out_cfi_label callers.
19849 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19851 * config/i386/i386.h (struct machine_cfa_state,
19852 struct machine_function): Guard with ifndef USED_FOR_TARGET
19853 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19856 * emutls.c (__emutls_get_address): Change arr->size to mean number
19857 of allocated arr->data entries instead of # of slots + 1.
19859 PR middle-end/40316
19860 * recog.c (peep2_reinit_state): New function.
19861 (peephole2_init_state): Use it at the end of a basic block and also
19862 when seeing a RTX_FRAME_RELATED_P insn.
19864 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19866 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19867 fixuns_truncrfdi2): New.
19868 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19869 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19870 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19871 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19872 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19873 *recip_approx): Remove.
19874 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19875 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19876 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19878 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19881 2009-06-01 Ian Lance Taylor <iant@google.com>
19883 * attribs.c (register_attribute): Use CONST_CAST.
19884 * collect2.c (main): Use CONST_CAST2.
19885 (scan_prog_file): Likewise.
19886 * gcc.c (process_command, main): Likewise.
19887 * toplev.c (toplev_main): Likewise.
19889 * c-typeck.c (handle_warn_cast_qual): New static function,
19890 partially broken out of build_c_cast.
19891 (build_c_cast): Call handle_warn_cast_qual.
19892 * doc/invoke.texi (Warning Options): Document new effect of
19895 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19897 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19898 (diagnostic_report_current_module): Print columns.
19899 * common.opt (flag_show_column): Enable by default.
19901 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19903 * alias.c (find_base_term): Check for NULL term before returning.
19905 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19907 Revert due to PR40320:
19908 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19909 * calls.c (emit_library_call_value_1): Don't force_operand for move
19912 2009-06-01 Olivier Hainque <hainque@adacore.com>
19913 Eric Botcazou <ebotcazou@adacore.com>
19915 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19916 to be processed as a bitfield for constructor output purposes.
19917 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19919 * varasm.c (oc_local_state): New type, output_constructor
19920 local state to support communication with helpers.
19921 (oc_outer_state): New type, output_constructor outer state of
19922 relevance in recursive calls.
19923 (output_constructor_array_range): New output_constructor helper,
19924 extracted code for an array range element.
19925 (output_constructor_regular_field): New output_constructor helper,
19926 extracted code for an element that is not a bitfield.
19927 (output_constructor_bitfield): New output_constructor helper,
19928 extracted code for a bitfield element. Accept an OUTER state
19929 argument for recursive processing. Recurse on record or array
19930 CONSTRUCTOR values, possibly past noop conversions.
19931 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19932 VALUE is a valid constant-valued expression for use in a static
19933 bit-field initializer.
19934 (output_constructor): Rework to use helpers. Accept and honor an
19935 OUTER state argument for recursive calls. Return total size. Be
19936 prepared for nested constructors initializing bitfields.
19937 (output_constant): Feed OUTER in calls to output_constructor.
19939 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19941 * calls.c (emit_library_call_value_1): Don't force_operand for move
19944 2009-06-01 Nick Clifton <nickc@redhat.com>
19946 * doc/invoke.texi (IA-64 Options): Fix typo.
19948 2009-06-01 Ira Rosen <irar@il.ibm.com>
19950 PR tree-optimization/39129
19951 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19953 (vect_do_peeling_for_loop_bound): Use
19954 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19955 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19956 (vect_loop_versioning): Likewise.
19957 (vect_create_cond_for_alias_checks): Fix indentation.
19958 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19960 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19961 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19962 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19963 "control flow in loop".
19964 (vect_estimate_min_profitable_iters): Use
19965 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19966 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19967 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19968 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19969 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19970 statement belongs to a group of strided accesses with the exact code
19972 (vectorizable_load): Likewise.
19973 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19974 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19976 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19978 * config/freebsd-stdint.h: New file.
19979 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19980 Add freebsd-stdint.h to tm_file.
19982 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19984 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19985 (thumb2_extendhidi2): Likewise.
19987 2009-05-31 Ian Lance Taylor <iant@google.com>
19989 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19991 2009-05-31 Ian Lance Taylor <iant@google.com>
19993 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19994 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19995 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19997 2009-05-31 Jason Merrill <jason@redhat.com>
19999 * tree-pretty-print.c (print_call_name): Take the callee, not the
20000 call itself. Make non-static. Use dump_function_name for functions.
20001 (dump_generic_node): Adjust.
20002 * diagnostic.h: Declare print_call_name.
20003 * gimple-pretty-print.c (dump_gimple_call): Use it.
20005 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20007 * config/sh/sh.md (ashldi3_std): New define_expand.
20010 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20013 * config/sh/sh.c: Include debug.h.
20014 (sh_expand_epilogue): Emit a blockage insn before the frame
20015 pointer adjustment also when dwarf2out_do_frame returns true.
20017 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20019 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20020 (thumb2_extendqidi2): New pattern.
20022 2009-05-31 Ira Rosen <irar@il.ibm.com>
20024 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20025 mark phis for renaming.
20026 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20027 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20028 Call mark_sym_for_renaming.
20029 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20030 * tree-vect-loop.c (vect_transform_loop): Remove
20031 vect_memsyms_to_rename initialization and a call to
20032 mark_set_for_renaming.
20034 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20036 PR middle-end/40304
20037 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20038 frame related even if !set_cfa && style < 0.
20040 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20042 * config/i386/mingw-tls.c: New file.
20043 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20044 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20045 defining _WIN32 but not __CYGWIN__.
20047 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20049 * configure.ac: Add MPC support.
20051 * config.in, configure: Regenerate.
20053 2009-05-29 Richard Henderson <rth@redhat.com>
20055 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20056 NOTE_INSN_BASIC_BLOCK.
20057 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20058 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20059 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20061 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20063 (add_cfi): Disable check redefining cfa away from drap.
20064 (lookup_cfa_1): Add remember argument; handle remember/restore.
20065 (lookup_cfa): Pass remember argument.
20066 (cfa_remember): New.
20067 (compute_barrier_args_size_1): Remove sibcall check.
20068 (dwarf2out_frame_debug_def_cfa): New.
20069 (dwarf2out_frame_debug_adjust_cfa): New.
20070 (dwarf2out_frame_debug_cfa_offset): New.
20071 (dwarf2out_frame_debug_cfa_register): New.
20072 (dwarf2out_frame_debug_cfa_restore): New.
20073 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20074 (dwarf2out_begin_epilogue): New.
20075 (dwarf2out_frame_debug_restore_state): New.
20076 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20077 DW_CFA_restore_state.
20078 (output_cfi_directive): Likewise.
20079 (convert_cfa_to_fb_loc_list): Likewise.
20080 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20081 * dwarf2out.h: Update.
20082 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20083 (copy_insn_1): Early out for null.
20084 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20085 and dwarf2out_frame_debug_restore_state.
20086 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20087 (prologue_insn_hash, epilogue_insn_hash): New.
20088 (free_after_compilation): Adjust freeing accordingly.
20089 (record_insns): Create hash table if needed; push insns into
20090 hash instead of array.
20091 (maybe_copy_epilogue_insn): New.
20092 (contains): Search hash table instead of array.
20093 (sibcall_epilogue_contains): Remove.
20094 (thread_prologue_and_epilogue_insns): Split eh_return insns
20095 and mark them as epilogues.
20096 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20097 scanning in terms of basic blocks.
20098 * insn-notes.def (CFA_RESTORE_STATE): New.
20099 * jump.c (returnjump_p_1): Accept EH_RETURN.
20100 (eh_returnjump_p_1, eh_returnjump_p): New.
20101 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20102 CFA_REGISTER, CFA_RESTORE): New.
20103 * rtl.def (EH_RETURN): New.
20104 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20106 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20107 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20109 * config/i386/i386.c (gen_push): Update cfa state.
20110 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20111 add a CFA_ADJUST_CFA note.
20112 (ix86_dwarf_handle_frame_unspec): Remove.
20113 (ix86_expand_prologue): Update cfa state.
20114 (ix86_emit_restore_reg_using_pop): New.
20115 (ix86_emit_restore_regs_using_pop): New.
20116 (ix86_emit_leave): New.
20117 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20118 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20119 * config/i386/i386.h (struct machine_cfa_state): New.
20120 (ix86_cfa_state): New.
20121 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20122 (eh_return_internal): Merge from eh_return_<mode>,
20123 use eh_return rtx, split w/ epilogue.
20125 2009-05-29 Ian Lance Taylor <iant@google.com>
20127 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20129 * calls.c (emit_library_call_value_1): Likewise.
20131 * c-typeck.c (c_build_va_arg): New function.
20132 * c-tree.h (c_build_va_arg): Declare.
20133 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20134 instead of build_va_arg.
20136 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20138 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20139 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20140 (ptr_difference_cost): Use affine combinations to compute it.
20141 (difference_cost): Likewise.
20142 (get_computation_cost_at): Compute more accurate cost for addresses
20143 if the ratio is a multiplier allowed in addresses.
20144 For non-addresses, consider that an additional offset or symbol is
20147 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20149 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20150 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20152 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20153 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20154 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20156 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20157 to 1 for TYPE_SSE{IADD1,CVT1}.
20158 (prefix_vex_imm8): Removed.
20159 (length_vex): Only pass 1 as second argument to
20160 ix86_attr_length_vex_default if prefix_extra is 0.
20161 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20162 (length): For prefix vex computation use length_immediate
20163 attribute instead of prefix_vex_imm8.
20164 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20165 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20166 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20167 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20168 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20169 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20170 a space in between the operands.
20171 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20172 if one operand is 0xff and the other one si, di, bp or sp.
20173 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20174 other one si, di, bp or sp.
20175 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20176 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20177 type and mode attributes.
20178 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20179 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20180 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20181 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20182 prefix_data16 attribute iff MODE_DF.
20183 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20184 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20185 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20186 constm128_operand in length_immediate computation.
20187 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20188 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20189 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20190 length_immediate attribute to 1.
20191 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20192 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20193 for certain alternatives.
20194 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20195 prefix_data16 attribute if MODE_V1DF.
20196 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20197 length_immediate to 1.
20198 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20199 length_address to 4, set mode attribute to MODE_DI.
20200 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20201 (fxam<mode>2_i387): Set length attribute to 4.
20202 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20203 *prefetch_3dnow_rex): Override length_address attribute.
20204 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20206 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20207 (constm128_operand): Removed.
20208 * config/i386/i386.c (memory_address_length): For
20209 disp && !index && !base in 64-bit mode account for SIB byte if
20210 print_operand_address can't optimize disp32 into disp32(%rip)
20211 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20212 for fs: or gs: segment.
20213 (ix86_attr_length_immediate_default): When checking if shortform
20214 is possible, truncate immediate to the length of the non-shortened
20216 (ix86_attr_length_address_default): Ignore MEM_P operands
20218 (ix86_attr_length_vex_default): Only check for DImode on
20219 GENERAL_REG_P operands.
20220 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20221 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20222 (sse_cvttps2pi): Clear prefix_rep attribute.
20223 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20225 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20226 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20227 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20228 iff operand 2 is const_int_operand.
20229 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20230 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20231 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20233 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20235 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20236 prefix_data16 attribute for movlpd and movhpd instructions.
20237 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20238 length_immediate for shufpd instruction.
20239 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20240 (avx_cmpp<avxmodesuffixf2c><mode>3,
20241 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20242 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20243 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20244 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20245 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20246 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20247 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20248 prefix_data16 attribute for the first alternative to 1.
20249 (*avx_loadlps): Override length_immediate for the first alternative.
20250 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20251 attributes for second alternative.
20252 (*vec_concatv2sf_sse4_1): Override length_immediate and
20253 prefix_data16 attributes for second alternative.
20254 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20255 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20256 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20257 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20258 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20259 prefix_data16 and length_immediate to 1.
20260 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20262 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20263 prefix_extra attribute for variants that don't have 0f prefix alone.
20264 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20265 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20266 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20267 *sse4_1_pextrd): Set length_immediate to 1.
20268 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20269 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20271 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20272 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20273 length_immediate to 1 for second alternative.
20274 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20275 prefix_extra and length_immediate attributes for the first
20277 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20279 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20280 to 1 for the first and third alternative.
20281 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20283 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20285 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20287 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20288 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20289 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20290 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20291 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20292 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20293 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20294 ssse3_psign<mode>3): Override prefix_rex attribute.
20295 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20296 (ssse3_palignrti): Override length_immediate to 1.
20297 (ssse3_palignrdi): Override length_immediate to 1, override
20298 prefix_rex attribute.
20299 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20300 (sse4a_extrqi): Override length_immediate to 2.
20301 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20302 (sse4a_insertq): Override prefix_data16 to 0.
20303 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20304 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20305 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20306 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20307 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20308 and length_immediate to 1.
20309 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20310 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20311 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20312 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20313 and length_immediate to 1.
20314 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20315 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20316 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20317 avx_ptest256): Override prefix_extra to 1.
20318 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20319 Override prefix_data16 and length_immediate to 1.
20320 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20321 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20322 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20323 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20324 prefix_data16 to 0 and prefix_extra to 2.
20325 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20326 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20328 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20329 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20330 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20331 and prefix_extra to 2.
20332 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20333 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20334 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20335 avx_vpermilvar<mode>3,
20336 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20337 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20338 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20339 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20340 Override prefix_extra to 1.
20341 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20342 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20343 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20344 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20345 prefix_extra and length_immediate to 1.
20346 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20348 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20349 to 1 for the first alternative.
20350 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20351 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20353 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20354 *movv2sf_internal_avx, *movv2sf_internal): Override
20355 prefix_rep attribute for certain alternatives.
20356 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20357 attributes for certain alternatives.
20358 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20359 attributes for certain alternatives.
20360 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20361 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20362 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20363 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20364 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20365 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20366 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20367 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20368 length_immediate to 1 if operand 2 is const_int_operand.
20369 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20370 *vec_extractv2si_1): Set length_immediate attribute to 1.
20371 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20372 using old 3DNOW insn rather than SSE/3DNOW_A.
20373 (mmx_emms, mmx_femms): Clear modrm attribute.
20375 2009-05-29 Martin Jambor <mjambor@suse.cz>
20377 * tree-sra.c: New implementation of SRA.
20379 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20380 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20381 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20382 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20383 (SRA_MAX_STRUCTURE_COUNT): Removed.
20384 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20385 * doc/invoke.texi (sra-max-structure-size): Removed.
20386 (sra-field-structure-ratio): Removed.
20388 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20390 PR middle-end/40291
20391 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20394 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20396 PR rtl-optimization/40101
20397 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20398 seqno. Adjust comment.
20399 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20400 inserting bookkeeping before a jump, the jump is not scheduled.
20401 When no positive seqno found, provide a value. Add comment.
20403 2009-05-29 Richard Guenther <rguenther@suse.de>
20405 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20406 short-cutting on the first component.
20408 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20410 PR middle-end/39958
20411 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20412 for trees other than decls/types.
20414 2009-05-29 Richard Guenther <rguenther@suse.de>
20416 * tree-ssa-operands.c (get_expr_operands): Do not handle
20417 INDIRECT_REFs in the handled-component case. Remove
20418 unused get_ref_base_and_extent case.
20419 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20420 tree_low_cst and host_integerp where possible.
20421 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20422 codes for equivalence.
20423 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20425 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20427 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20428 to tmake_file for i[34567]86-*-cygwin*.
20430 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20433 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20434 (altivec_categorize_keyword, init_vector_keywords,
20435 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20438 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20440 * tree.c (handle_dll_attribute): Check if node is
20441 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20443 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20445 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20447 (thumb2_zero_extendqidi2): Likewise.
20449 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20451 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20452 instead of gen_movrt.
20453 * config/sh/sh.md (movrt): Remove.
20455 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20457 * doc/invoke.texi (IA-64 Options):
20458 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20459 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20460 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20461 -msched-prefer-non-control-spec-insns,
20462 -msched-stop-bits-after-every-cycle,
20463 -msched-count-spec-in-critical-path,
20464 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20465 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20466 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20467 and -msched-spec-verbose.
20469 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20471 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20472 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20474 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20476 2009-05-28 Richard Guenther <rguenther@suse.de>
20478 * tree-ssa-alias.c (ao_ref_init): New function.
20479 (ao_ref_base): Likewise.
20480 (ao_ref_base_alias_set): Likewise.
20481 (ao_ref_alias_set): Likewise.
20482 (refs_may_alias_p_1): Change signature.
20483 (refs_may_alias_p): Adjust.
20484 (refs_anti_dependent_p): Likewise.
20485 (refs_output_dependent_p): Likewise.
20486 (call_may_clobber_ref_p_1): Change signature.
20487 (call_may_clobber_ref_p): Adjust.
20488 (stmt_may_clobber_ref_p_1): New function split out from ...
20489 (stmt_may_clobber_ref_p): ... here.
20490 (maybe_skip_until): Adjust signature.
20491 (get_continuation_for_phi): Likewise.
20492 (walk_non_aliased_vuses): Likewise.
20493 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20494 (ao_ref_init): Declare.
20495 (ao_ref_base): Likewise.
20496 (ao_ref_alias_set): Likewise.
20497 (stmt_may_clobber_ref_p_1): Likewise.
20498 (walk_non_aliased_vuses): Adjust.
20499 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20500 (get_ref_from_reference_ops): remove.
20501 (vn_reference_lookup_2): Adjust signature.
20502 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20503 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20504 (vn_reference_lookup): Adjust.
20505 (vn_reference_insert): Likewise.
20506 (vn_reference_insert_pieces): Adjust signature.
20507 (visit_reference_op_call): Adjust.
20508 * tree-ssa-pre.c (get_expr_type): Simplify.
20509 (phi_translate_1): Adjust.
20510 (compute_avail): Likewise.
20511 (translate_vuse_through_block): Do not re-build trees.
20512 (value_dies_in_block_x): Likewise.
20513 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20515 (vn_reference_lookup_pieces): Adjust declaration.
20516 (vn_reference_insert_pieces): Likewise.
20518 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20520 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20521 with checking disabled.
20523 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20527 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20528 macro definition for support of three-operand format aligned
20529 .comm directive in assembler on cygwin/pe/mingw target OS.
20530 * configure: Regenerate.
20531 * config.h: Regenerate.
20533 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20534 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20535 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20537 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20538 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20540 2009-05-28 Ira Rosen <irar@il.ibm.com>
20542 PR tree-optimization/40254
20543 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20544 in analysis of basic blocks.
20546 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20548 PR middle-end/33699
20549 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20550 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20551 (TARGET_INITIALIZER): Use it.
20552 * cse.c (CHEAPER): Move it up to the other macros.
20553 (insert): Rename this ...
20554 (insert_with_costs): ... to this. Add cost parameters. Update
20556 (insert): New function. Call insert_with_costs.
20557 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20558 find_reg_offset_for_const, try_const_anchors): New functions.
20559 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20560 when using a const-anchor. Call insert_const_anchors.
20561 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20562 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20564 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20566 * tree-inline.c (remap_decls): Enable nonlocalized variables
20567 when not optimizing.
20569 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20571 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20572 Simplify other tests involving optimize.
20574 2009-05-27 Tom Tromey <tromey@redhat.com>
20576 * unwind-dw2.c (_Unwind_DebugHook): New function.
20577 (uw_install_context): Call _Unwind_DebugHook.
20579 2009-05-27 Tom Tromey <tromey@redhat.com>
20581 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20583 2009-05-27 Ian Lance Taylor <iant@google.com>
20585 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20586 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20587 (ALL_LINKERFLAGS): Define.
20588 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20589 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20590 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20591 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20592 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20593 $(LINKER_FOR_BUILD).
20594 (build/gcov-iov$(build_exeext)): Likewise.
20596 2009-05-27 Julian Brown <julian@codesourcery.com>
20598 * gcse.c (target.h): Include.
20599 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20600 copy of argument to a pseudo register.
20602 2009-05-27 Diego Novillo <dnovillo@google.com>
20604 * tree-ssa-live.c (dump_scope_block): Document arguments.
20605 (dump_scope_blocks): Document.
20606 (debug_scope_blocks): New.
20607 * tree-flow.h (debug_scope_blocks): Declare.
20609 2009-05-21 Denis Chertykov <denisc@overta.ru>
20611 * doc/contrib.texi (Contributors): Add myself to the list.
20613 2009-05-27 Olivier Hainque <hainque@adacore.com>
20615 * expr.c (target_align): New function. Alignment the TARGET of an
20616 assignment may be assume to have.
20617 (highest_pow2_factor_for_target): Use it instead of relying on
20618 immediate tree attributes of TARGET, not necessarily honored when
20619 intermediate bitfields are involved.
20621 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20624 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20625 AVX, SSE4, AES, PCLMUL and POPCNT.
20627 2009-05-27 Diego Novillo <dnovillo@google.com>
20629 * tree-pretty-print.c (dump_location): New.
20630 (dump_generic_node): Call it.
20631 Factor code to handle BLOCK nodes ...
20632 (dump_block_node): ... here.
20634 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20636 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20638 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20640 * gcc-plugin.h: Include config.h and system.h.
20641 (IN_GCC): Define if not defined.
20643 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20645 PR middle-end/40249
20646 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20649 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20651 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20653 * config/m32r/m32r.h: Ditto.
20654 * config/m32r/m32r.md: Ditto.
20655 * config/m32r/predicates.md: Ditto.
20657 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20659 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20661 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20664 (Loading plugins): typo.
20665 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20666 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20667 (Interacting with the GCC Garbage Collector): Added new section.
20668 (Giving information about a plugin): Added new section for
20670 * ggc.h (ggc_register_root_tab): Added declaration.
20671 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20672 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20673 (register_callback): Improved comment in declaration.
20674 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20675 (extra_root_vec) Added static variable for dynamic roots registration.
20676 (ggc_register_root_tab) Added new routine.
20677 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20678 PLUGIN_GGC_MARKING event.
20679 * ggc-zone.c: Include plugin.h.
20680 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20681 * ggc-page.c: Include plugin.h.
20682 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20683 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20684 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20685 (register_callback): check lack of callbacks for
20686 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20687 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20688 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20689 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20690 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20691 dependency on plugin.h.
20692 (plugin.o): Added dependency on ggc.h...
20694 2009-05-26 Richard Guenther <rguenther@suse.de>
20696 PR middle-end/40248
20698 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20699 with mismatched comparison modes.
20701 * expr.c (expand_expr_real_1): Expand the operand of a
20702 VIEW_CONVERT_EXPR in its natural mode.
20704 2009-05-26 Ian Lance Taylor <iant@google.com>
20706 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20707 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20708 (ALL_COMPILERFLAGS): Define.
20709 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20710 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20711 (collect2$(exeext), collect2.o): Likewise.
20712 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20713 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20714 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20715 (libbackend.o, intl.o, cppdefault.o): Likewise.
20716 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20717 (build/%.o): Use $(COMPILER_FOR_BUILD).
20718 (build/gen%$(build_exeext)): Likewise.
20719 (build/gcov-iov$(build_exeext)): LIkewise.
20720 * config/t-darwin (darwin.o): Use $(COMPILER).
20721 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20722 * config/t-sol2 (sol2-c.o): Likewise.
20723 (sol2.o): Likewise.
20724 * config/t-vxworks (vxworks.o): Likewise.
20725 * config/x-darwin (host-darwin.o): Likewise.
20726 * config/x-hpux (host-hpux.o): Likewise.
20727 * config/x-linux (host-linux.o): Likewise.
20728 * config/x-solaris (host-solaris.o): Likewise.
20729 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20730 * config/arm/t-arm (arm-c.o): Likewise.
20731 * config/arm/t-pe (pe.o): Likewise.
20732 * config/arm/t-wince-pe (pe.o): Likewise.
20733 * config/i386/t-cygming (winnt.o): Likewise.
20734 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20735 * config/i386/t-cygwin (cygwin1.o): Likewise.
20736 (cygwin2.o): Likewise.
20737 * config/i386/t-i386 (i386-c.o): Likewise.
20738 * config/i386/t-interix (winnt.o): Likewise.
20739 * config/i386/t-netware (netware.o): Likewise.
20740 * config/i386/t-nwld (nwld.o): Likewise.
20741 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20742 * config/i386/x-i386 (driver-i386.o): Likewise.
20743 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20744 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20745 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20746 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20747 * config/mips/x-native (driver-native.o): Likewise.
20748 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20749 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20750 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20751 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20752 * config/score/t-score-elf (score7.o): Likewise.
20753 (score3.o): Likewise.
20754 * config/sh/t-sh (sh-c.o): Likewise.
20755 * config/sh/t-symbian (sh-c.o): Likewise.
20756 (symbian.o): Likewise.
20757 * config/spu/t-spu-elf (spu-c.o): Likewise.
20758 * config/v850/t-v850 (v850-c.o): Likewise.
20759 * config/v850/t-v850e (v850-c.o): Likewise.
20761 2009-05-26 Richard Guenther <rguenther@suse.de>
20763 PR tree-optimization/40122
20764 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20765 VECTOR_CSTs if possible.
20766 (fold_gimple_assign): Likewise.
20768 2009-05-26 Richard Guenther <rguenther@suse.de>
20770 PR middle-end/40252
20771 * fold-const.c (fold_binary): Use the correct types for building
20774 2009-05-26 Richard Guenther <rguenther@suse.de>
20776 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20777 redundant calls to merge_alias_info.
20778 (bump_vector_ptr): Likewise.
20779 * tree-ssa-copy.c (merge_alias_info): Remove.
20780 (replace_exp_1): Remove call to merge_alias_info.
20781 (propagate_tree_value): Likewise.
20782 (fini_copy_prop): Propagate points-to info.
20783 * tree-flow.h (merge_alias_info): Remove.
20785 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20787 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20789 2009-05-25 Jan Hubicka <jh@suse.cz>
20791 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20792 * cgraph.h (struct inline_summary): New filed self_wize,
20793 size_inlining_benefit, self_time and time_inlining_benefit.
20794 (struct cgraph_global_info): Replace insns by time ans size fields.
20795 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20796 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20797 (ipcp_update_callgraph): Do not touch function bodies.
20798 * ipa-inline.c: Include except.h
20799 (MAX_TIME): New constant.
20800 (overall_insns): Remove.
20801 (leaf_node_p): New.
20802 (overall_size, max_benefit): New static variables.
20803 (cgraph_estimate_time_after_inlining): New function.
20804 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20805 (cgraph_clone_inlined_nodes): Update size.
20806 (cgraph_mark_inline_edge): Update size.
20807 (cgraph_estimate_growth): Use size info.
20808 (cgraph_check_inline_limits): Check size.
20809 (cgraph_default_inline_p): Likewise.
20810 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20811 (cgraph_decide_recursive_inlining): Check size.
20812 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20814 (cgraph_decide_inlining): Likewise.
20815 (cgraph_decide_inlining_incrementally): Likewise; honor
20816 PARAM_EARLY_INLINING_INSNS.
20817 (likely_eliminated_by_inlining_p): New predicate.
20818 (estimate_function_body_sizes): New function.
20819 (compute_inline_parameters): Use it.
20820 * except.c (must_not_throw_labels): New function.
20821 * except.h (must_not_throw_labels): Declare.
20822 * tree-inline.c (init_inline_once): Kill inlining_weigths
20823 * tree-ssa-structalias.c: Avoid uninitialized warning.
20824 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20825 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20826 (PARAM_INLINE_CALL_COST): Remove.
20827 (PARAM_EARLY_INLINING_INSNS): New.
20829 2009-05-25 Richard Guenther <rguenther@suse.de>
20831 PR tree-optimization/36327
20832 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20833 callback for reference translation or lookup at the point of may-defs.
20834 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20835 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20836 for union COMPONENT_REFs.
20837 (vn_reference_lookup_3): New callback. Lookup from memset
20838 and CONSTRUCTOR assignment, translate through struct copies.
20839 (vn_reference_lookup_pieces): Make sure to not free the
20840 passed operands array. Adjust walk_non_aliased_vuses call.
20841 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20842 make sure we do not leak memory.
20844 2009-05-25 Richard Guenther <rguenther@suse.de>
20846 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20847 * tree-inline.c (expand_call_inline): Reset the escaped and
20848 callused solutions.
20849 * tree-ssa-structalias.c (pass_build_ealias): New.
20850 * tree-pass.h (pass_build_ealias): Declare.
20851 * passes.c (init_optimization_passes): Add PTA during
20852 early optimizations.
20853 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20854 and CALLUSED solutions.
20855 (dump_points_to_solution): New function, split out from ...
20856 (dump_points_to_info_for): ... here.
20857 * tree-parloops.c (parallelize_loops): Reset the escaped and
20858 callused solutions.
20860 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20863 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20864 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20866 2009-05-25 Ira Rosen <irar@il.ibm.com>
20868 PR tree-optimization/40238
20869 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20870 statements after basic block's labels.
20871 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20872 to free the allocated memory.
20874 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20876 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20877 return address with a USE.
20879 2009-05-24 Richard Guenther <rguenther@suse.de>
20881 PR middle-end/40233
20882 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20883 array type from the main variant of the inner type.
20885 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20887 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20888 definition to bool (from int) to un-break build.
20889 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20891 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20893 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20894 discard_stmt_changes): Delete.
20895 * tree-ssa-operands.c (scb_stack): Delete.
20896 (init_ssa_operands): Do not initialize it.
20897 (fini_ssa_operands): Do not free it.
20898 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20900 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20901 update_stmt, remove the others. Fix comments.
20902 * tree-dfa.c (optimize_stack_restore): Likewise.
20903 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20904 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20905 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20906 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20908 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20909 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20910 (dom_opt_finalize_block): Likewise, adjusting access to
20912 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20913 (stmts_to_rescan): Change item type to gimple.
20914 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20916 2009-05-24 Ira Rosen <irar@il.ibm.com>
20918 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20919 * tree-pass.h (pass_slp_vectorize): New pass.
20920 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20921 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20922 * tree-vectorizer.c (timevar.h): Include.
20923 (user_vect_verbosity_level): Declare.
20924 (vect_location): Fix comment.
20925 (vect_set_verbosity_level): Update user_vect_verbosity_level
20926 instead of vect_verbosity_level.
20927 (vect_set_dump_settings): Add an argument. Ignore user defined
20928 verbosity if dump flags require higher level of verbosity. Print to
20929 stderr only for loop vectorization.
20930 (vectorize_loops): Update call to vect_set_dump_settings.
20931 (execute_vect_slp): New function.
20932 (gate_vect_slp): Likewise.
20933 (struct gimple_opt_pass pass_slp_vectorize): New.
20934 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20935 access its members.
20936 (vec_info_for_bb): New function.
20937 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20938 (VECTORIZATION_ENABLED): New macro.
20939 (SLP_ENABLED, SLP_DISABLED): Likewise.
20940 (vect_is_simple_use): Add bb_vec_info argument.
20941 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20942 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20943 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20944 vect_schedule_slp, vect_analyze_slp): Likewise.
20945 (vect_analyze_stmt): Add slp_tree argument.
20946 (find_bb_location): Declare.
20947 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20948 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20949 (vect_analyze_loop_operations, vect_analyze_loop,
20950 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20951 vect_finalize_reduction, vectorizable_reduction,
20952 vectorizable_live_operation, vect_transform_loop): Likewise.
20953 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20954 skip evolution analysis if analyzing a basic block.
20955 (dr_analyze_indices): Likewise.
20956 (initialize_data_dependence_relation): Skip the test whether the
20957 object is invariant for basic blocks.
20958 (compute_all_dependences): Skip dependence analysis for data
20959 references in basic blocks.
20960 (find_data_references_in_stmt): Don't fail in case of invariant
20961 access in basic block.
20962 (find_data_references_in_bb): New function.
20963 (find_data_references_in_loop): Move code to
20964 find_data_references_in_bb and add a call to it.
20965 (compute_data_dependences_for_bb): New function.
20966 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20967 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20969 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20970 unknown dependence in basic block and fail in case of dependence in
20972 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20973 dependence instances from either loop or basic block vectorization
20975 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20976 before calling nested_in_vect_loop_p.
20977 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20978 dependence instances from either loop or basic block vectorization
20980 (vect_verify_datarefs_alignment): Likewise.
20981 (vect_enhance_data_refs_alignment): Adjust function calls.
20982 (vect_analyze_data_refs_alignment): Likewise.
20983 (vect_analyze_group_access): Fix printing. Skip different checks if
20984 DR_STEP is 0. Keep strided stores either in loop or basic block
20985 vectorization data structure. Fix indentation.
20986 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20988 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20989 dependence instances from either loop or basic block vectorization
20991 (vect_analyze_data_refs): Update comment. Call
20992 compute_data_dependences_for_bb to analyze basic blocks.
20993 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20994 case of loop vectorization. In case of basic block vectorization use
20995 data-ref itself as a base.
20996 (vect_create_data_ref_ptr): In case of basic block vectorization:
20997 don't advance the pointer, add new statements before the current
20998 statement. Adjust function calls.
20999 (vect_supportable_dr_alignment): Support only aligned accesses in
21000 basic block vectorization.
21001 * common.opt (ftree-slp-vectorize): New flag.
21002 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21003 (vect_pattern_recog_1): Likewise.
21004 * tree-vect-stmts.c (process_use): Likewise.
21005 (vect_init_vector): Add new statements in the beginning of the basic
21006 block in case of basic block SLP.
21007 (vect_get_vec_def_for_operand): Adjust function calls.
21008 (vect_finish_stmt_generation): Likewise.
21009 (vectorizable_call): Add assert that it is loop vectorization, adjust
21011 (vectorizable_conversion, vectorizable_assignment): Likewise.
21012 (vectorizable_operation): In case of basic block SLP, take
21013 vectorization factor from statement's type and skip the relevance
21014 check. Adjust function calls.
21015 (vectorizable_type_demotion): Add assert that it is loop
21016 vectorization, adjust function calls.
21017 (vectorizable_type_promotion): Likewise.
21018 (vectorizable_store): Check for outer loop only in case of loop
21019 vectorization. Adjust function calls. For basic blocks, skip the
21020 relevance check and don't advance pointers.
21021 (vectorizable_load): Likewise.
21022 (vectorizable_condition): Add assert that it is loop vectorization,
21023 adjust function calls.
21024 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21025 that it is not reduction, get vector type, call only supported
21026 functions, skip loop specific parts.
21027 (vect_transform_stmt): Check for outer loop only in case of loop
21029 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21030 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21031 for external definition.
21032 * passes.c (pass_slp_vectorize): New pass.
21033 * tree-vect-slp.c (find_bb_location): New function.
21034 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21035 check for patterns only in loops.
21036 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21037 case of multiple types in basic block SLP.
21038 (vect_mark_slp_stmts_relevant): New function.
21039 (vect_supported_load_permutation_p): Fix comment.
21040 (vect_analyze_slp_instance): Add argument. In case of basic block
21041 SLP, take vectorization factor from statement's type, check that
21042 unrolling factor is 1. Adjust function call. Save SLP instance in
21043 either loop or basic block vectorization structure. Return FALSE,
21045 (vect_analyze_slp): Add argument. Get strided stores groups from
21046 either loop or basic block vectorization structure. Return FALSE
21047 if basic block SLP failed.
21048 (new_bb_vec_info): New function.
21049 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21050 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21051 (vect_schedule_slp): Add argument. Get SLP instances from either
21052 loop or basic block vectorization structure. Set vectorization factor
21053 to be 1 for basic block SLP.
21054 (vect_slp_transform_bb): New function.
21055 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21057 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21059 * final.c (shorten_branches): Do not align labels for jump tables.
21060 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21062 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21064 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21065 Remove outdated reference to flow.c and fix nits.
21066 * doc/gccint.texi: Tweak RTL description.
21067 * doc/rtl.texi: Likewise.
21069 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21071 * config/avr/avr.c: Change my email address.
21072 * config/avr/avr.h: Likewise.
21073 * config/avr/avr.md: Likewise.
21074 * config/avr/avr-protos.h: Likewise.
21075 * config/avr/libgcc.S: Likewise.
21077 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21079 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21080 (spu_split_load, spu_split_store): Change return type to int.
21081 (spu_split_convert): Declare.
21082 * config/spu/predicates.md (spu_mem_operand): Remove.
21083 (spu_mov_operand): Update.
21084 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21085 * config/spu/spu.c (regno_aligned_for_load): Remove.
21086 (reg_aligned_for_addr, spu_expand_load): Define.
21087 (spu_expand_extv): Reimplement and handle MEM.
21088 (spu_expand_insv): Handle MEM.
21089 (spu_sched_reorder): Handle insn's with length 0.
21090 (spu_legitimate_address_p): Reimplement.
21091 (store_with_one_insn_p): Return TRUE for any mode with size
21092 larger than 16 bytes.
21093 (address_needs_split): Define.
21094 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21096 (spu_convert_move): Define.
21097 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21098 (spu_split_store): Change all MEM's to TImode.
21099 (spu_init_expanders): Preallocate registers that correspond to
21100 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21102 (spu_split_convert): Define.
21103 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21104 (_move<mode>, _movdi, _movti): Update predicate and condition.
21105 (load, store): Change to define_split.
21106 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21108 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21109 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21110 define_insn_and_split of lshr<mode>3.
21111 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21112 (<v>ashr<mode>3_imm): Define.
21113 (extv, extzv, insv): Allow MEM operands.
21114 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21115 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21116 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21117 (_spu_convert2): Change to define_insn_and_split and remove the
21118 corresponding define_peephole2.
21119 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21120 Change predicates to memory_operand.
21122 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21124 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21126 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21128 PR tree-optimization/40219
21129 * tree.c (iterative_hash_expr): Make sure the builtin function is
21130 a normal builtin function and not a front end or back end builtin
21131 before indexing into the built_in_decls array.
21133 2009-05-22 Richard Guenther <rguenther@suse.de>
21135 PR middle-end/38964
21136 * alias.c (write_dependence_p): Do not use TBAA for answering
21137 anti-dependence or output-dependence.
21138 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21139 (emit_pointer_definition): Remove.
21140 (emit_alias_warning): Likewise.
21141 (find_what_var_points_to): Remove TBAA pruning code.
21142 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21144 (compute_points_to_sets): Remove code computing the set of
21145 dereferenced pointers.
21146 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21147 oracle for querying anti and output dependencies.
21148 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21149 if TBAA may be applied.
21150 (refs_anti_dependent_p): New function.
21151 (refs_output_dependent_p): Likewise.
21152 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21153 (refs_output_dependent_p): Likewise.
21154 * doc/tree-ssa.texi (Memory model): New section.
21155 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21156 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21157 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21158 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21159 * expr.c (expand_expr_real_1): Likewise.
21160 * gimple-low.c (lower_stmt): Likewise.
21161 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21162 (dump_gimple_cdt): Remove.
21163 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21164 (gimple_size): Likewise.
21165 (walk_gimple_op): Likewise.
21166 (is_gimple_stmt): Likewise.
21167 (walk_stmt_load_store_addr_ops): Likewise.
21168 (gimple_build_cdt): Remove.
21169 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21170 * gimple.h (gimple_cdt_new_type): Remove.
21171 (gimple_cdt_new_type_ptr): Likewise.
21172 (gimple_cdt_set_new_type): Likewise.
21173 (gimple_cdt_location): Likewise.
21174 (gimple_cdt_location_ptr): Likewise.
21175 (gimple_cdt_set_location): Likewise.
21176 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21177 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21178 GIMPLE_CHANGE_DYNAMIC_TYPE.
21179 (verify_types_in_gimple_stmt): Likewise.
21180 * tree-inline.c (estimate_num_insns): Likewise.
21181 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21182 (copy_decl_to_var): Likewise.
21183 (copy_result_decl_to_var): Likewise.
21184 * tree-pretty-print.c (dump_generic_node): Do not handle
21185 CHANGE_DYNAMIC_TYPE_EXPR.
21186 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21187 * tree-ssa-operands.c (get_expr_operands): Likewise.
21188 * tree-ssa-structalias.c (struct variable_info): Remove
21189 no_tbaa_pruning member.
21190 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21191 (unify_nodes): Do not copy it.
21192 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21193 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21194 (set_uids_in_ptset): Do not check it.
21195 (find_what_var_points_to): Likewise.
21196 (compute_tbaa_pruning): Remove.
21197 (compute_points_to_sets): Do not call it.
21198 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21199 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21200 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21201 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21202 (DECL_NO_TBAA_P): Likewise.
21203 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21204 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21205 (expand_omp_atomic_pipeline): Do not set it.
21206 * print-tree.c (print_node): Do not dump it.
21207 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21210 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21213 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21216 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21218 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21221 2009-05-22 Ben Elliston <bje@au.ibm.com>
21223 * Makefile.in (bversion.h, s-bversion): New targets.
21224 (TOPLEV_H): Add bversion.h.
21225 * toplev.h: Include "bversion.h".
21226 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21227 the __format__ attribute only if compiling with the same version
21228 of GCC as the sources (the "build version").
21230 2009-05-22 Ben Elliston <bje@au.ibm.com>
21232 * c-format.c (handle_format_attribute): Fix comment typo.
21234 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21237 * config/ia64/ia64.opt (mfused-madd): New.
21238 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21239 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21240 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21241 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21242 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21243 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21244 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21245 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21246 instruction if !TARGET_FUSED_MADD.
21247 (fpma, fpms): Remove colon from name.
21249 2009-05-22 Richard Guenther <rguenther@suse.de>
21251 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21252 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21253 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21255 (create_expression_by_pieces): Only convert if necessary.
21256 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21257 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21259 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21261 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21262 regular pattern from a template and rename it ...
21263 (*extzv_truncsi_exts): ... to this.
21265 2009-05-21 Richard Guenther <rguenther@suse.de>
21267 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21268 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21269 (cgraph_default_inline_p): Likewise.
21270 (cgraph_decide_inlining_incrementally): Likewise.
21272 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21273 Uros Bizjak <ubizjak@gmail.com>
21275 * config/i386/cpuid.h (bit_MOVBE): New.
21277 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21279 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21280 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21281 (ix86_handle_option): Handle OPT_mmovbe.
21282 (ix86_target_string): Add -mmovbe.
21283 (pta_flags): Add PTA_MOVBE.
21284 (processor_alias_table): Add PTA_MOVBE to "atom".
21285 (override_options): Handle PTA_MOVBE.
21287 * config/i386/i386.h (TARGET_MOVBE): New.
21289 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21290 (*bswapsi_movbe): New.
21291 (*bswapdi_movbe): Likewise.
21292 (bswapdi2): Renamed to ...
21293 (*bswapdi_1): This.
21294 (bswapdi2): New expander.
21296 * config/i386/i386.opt (mmovbe): New.
21298 * doc/invoke.texi: Document -mmovbe.
21300 2009-05-21 Taras Glek <tglek@mozilla.com>
21302 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21303 * gcc-plugin.h (plugin_init): Updated signature.
21304 * gcc-plugin.h (plugin_name_args): Moved to this header.
21305 * doc/plugins.texi (plugin_init): Updated documention to reflect
21307 * doc/plugins.texi (plugin_name_args): Added to documention.
21309 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21311 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21312 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21314 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21316 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21317 JUMP_TABLE_DATA_P predicates where applicable.
21318 * config/i386/predicates.md: Ditto.
21319 * config/i386/sse.md: Ditto.
21321 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21323 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21324 operand2 -128 override length_immediate attribute to 1.
21325 * config/i386/predicates.md (constm128_operand): New predicate.
21327 * config/i386/i386.c (memory_address_length): Handle %r12
21328 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21330 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21331 mode look through optional ZERO_EXTEND and SUBREG.
21332 * config/i386/i386.md (R12_REG): New define_constant.
21333 (prefix_data16): For sse unit set also for MODE_TI insns.
21334 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21335 insns set if operand 1 is ext_QIreg_operand.
21336 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21337 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21339 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21340 mode from MODE_DI to MODE_SI.
21341 (movdi_1_rex64): Override modrm and length_immediate attributes
21342 only for movabs (TYPE_IMOV, alternative 2).
21343 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21344 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21345 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21346 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21347 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21348 prefix_rex attribute if DImode.
21349 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21350 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21351 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21352 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21353 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21354 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21355 Likewise. For TYPE_IMOV clear length_immediate attribute.
21356 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21357 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21358 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21359 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21360 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21361 or one operand TYPE_ISHIFT.
21362 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21363 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21364 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21365 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21366 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21367 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21368 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21369 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21370 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21371 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21372 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21373 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21374 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21375 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21376 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21377 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21378 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21379 set mode attribute, don't override length attribute.
21380 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21382 (return_internal_long): Set length attribute to 2 instead of 1.
21383 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21384 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21385 prefix_rex attribute.
21386 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21388 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21390 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21392 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21394 2009-05-20 Ian Lance Taylor <iant@google.com>
21396 * tree.c (build_tree_list_vec_stat): New function.
21397 (ctor_to_vec): New function.
21398 (build_nt_call_vec): New function.
21399 (build_call_array): Change args to be a const pointer.
21400 (build_call_vec): New function.
21401 * tree.h (build_nt_call_vec): Declare.
21402 (build_tree_list_vec_stat): Declare.
21403 (build_tree_list_vec): Define.
21404 (build_call_array): Update declaration.
21405 (build_call_vec): Declare.
21406 (ctor_to_vec): Declare.
21407 * c-common.c (tree_vector_cache): New static variable.
21408 (make_tree_vector): New function.
21409 (release_tree_vector): New function.
21410 (make_tree_vector_single): New function.
21411 (make_tree_vector_copy): New function.
21412 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21413 (make_tree_vector_single, make_tree_vector_copy): Declare.
21414 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21415 (c_parser_expr_list): Don't manage cache here, instead call
21417 (c_parser_release_expr_list): Remove static function.
21418 (c_parser_vec_to_tree_list): Remove static function.
21419 (c_parser_attributes): Call build_tree_list_vec instead of
21420 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21421 c_parser_release_expr_list.
21422 (c_parser_postfix_expression_after_primary): Likewise.
21423 (c_parser_objc_keywordexpr): Likewise.
21425 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21427 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21428 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21429 TARGET_CONVERT_TO_TYPE.
21430 * hooks.c (hook_tree_const_tree_null): Define.
21431 * hooks.h (hook_tree_const_tree_null): Declare.
21432 * target.h (struct gcc_target): Add invalid_parameter_type,
21433 invalid_return_type, promoted_type, and convert_to_type fields.
21434 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21435 (TARGET_INVALID_RETURN_TYPE): Define.
21436 (TARGET_PROMOTED_TYPE): Define.
21437 (TARGET_CONVERT_TO_TYPE): Define.
21438 (TARGET_INITIALIZER): Update for new fields.
21439 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21440 (grokparms): Check targetm.invalid_parameter_type.
21441 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21442 * c-convert.c (convert): Check targetm.convert_to_type.
21444 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21446 * config/mips/mips.md (*extenddi_truncate<mode>,
21447 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21449 (*extendhi_truncateqi): New define_insn_and_sptit.
21451 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21453 PR middle-end/40204
21454 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21455 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21457 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21459 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21460 the operand of VIEW_CONVERT_EXPR.
21462 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21464 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21465 extended family and model for Intel processors. Support Intel Atom.
21467 2009-05-20 Olivier Hainque <hainque@adacore.com>
21469 * gstab.h (stab_code_type): Define, to be used instead of the
21470 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21472 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21473 occurrences by stab_code_type.
21474 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21476 2009-05-20 Martin Jambor <mjambor@suse.cz>
21478 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21479 (sra_insert_before): Likewise.
21480 (sra_insert_after): Likewise.
21481 (sra_init_cache): Likewise.
21482 (sra_type_can_be_decomposed_p): Likewise.
21483 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21484 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21485 (sra_insert_before): Likewise.
21486 (sra_insert_after): Likewise.
21487 (sra_init_cache): Likewise.
21488 (insert_edge_copies_seq): Made static and moved upwards.
21490 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21493 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21495 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21496 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21499 2009-05-20 Richard Guenther <rguenther@suse.de>
21501 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21502 with mismatched comparison modes.
21504 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21506 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21507 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21508 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21509 with shifts for Thumb2.
21510 (orsi_notsi): New for orn.
21511 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21512 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21513 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21514 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21515 Don't invert remainder for IOR.
21517 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21519 PR tree-optimization/40087
21520 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21521 number_of_iterations_ne): Rename never_infinite argument.
21522 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21523 number_of_iterations_le): Handle pointer-type ivs when
21524 exit_must_be_taken is false.
21525 (number_of_iterations_cond): Do not always assume that
21526 exit_must_be_taken if the control variable is a pointer.
21528 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21530 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21531 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21533 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21535 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21536 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21538 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21541 * c.opt (Wlogical-op): Disabled by default.
21542 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21544 * doc/invoke.texi (Wlogical-op): Likewise.
21546 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21548 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21550 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21551 Propagate the type of the first operand.
21552 <ASSERT_EXPR>: Simplify.
21553 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21554 Rewrite using the RHS code as discriminant.
21555 <NOP_EXPR>: Turn into CASE_CONVERT.
21556 <PLUS_EXPR>: Propagate the type of the first operand.
21558 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21560 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21561 (ia64_dconst_0_375): New.
21562 * config/ia64/ia64.c (ia64_override_options): Remove
21563 -minline-sqrt-min-latency warning.
21564 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21565 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21566 * config/ia64/ia64.md (*sqrt_approx): Remove.
21567 (sqrtsf2): Remove #if 0.
21568 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21569 (sqrtdf): Remove assert.
21570 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21571 (sqrtxf2): Remove #if 0.
21572 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21573 * div.md (sqrt_approx_rf): New.
21574 (sqrtsf2_internal_thr): New implementation.
21575 (sqrtsf2_internal_lat): New.
21576 (sqrtdf2_internal_thr: New implementation.
21577 (sqrtxf2_internal): New implementation.
21579 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21580 Hans-Peter Nilsson <hp@axis.com>
21582 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21583 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21584 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21585 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21586 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21587 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21588 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21589 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21590 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21591 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21592 * c-common.c: ...from here.
21594 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21596 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21598 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21600 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21602 2009-05-19 Ben Elliston <bje@au.ibm.com>
21604 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21605 assignments with memcpy calls.
21606 (add_fdes): Likewise.
21607 (binary_search_unencoded_fdes): Likewise.
21608 (linear_search_fdes): Eliminate type puns.
21610 2009-05-19 Richard Guenther <rguenther@suse.de>
21612 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21613 not falsely claim to have propagated into all uses.
21615 2009-05-19 Ben Elliston <bje@au.ibm.com>
21617 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21620 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21622 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21623 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21624 (TARGET_LEGITIMATE_ADDRESS_P): New.
21625 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21626 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21628 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21631 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21632 child of the containing namespace's DIE.
21634 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21636 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21637 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21638 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21641 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21644 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21645 gen_align with gen_pad.
21646 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21647 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21649 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21650 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21652 * config/i386/i386.md (align): Renamed to ...
21653 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21654 ASM_OUTPUT_MAX_SKIP_PAD.
21656 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21658 * config.gcc: Fix variable syntax.
21661 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21662 before calling exact_log2.
21663 (output_iorsi3): Likewise.
21664 (output_xorsi3): Likewise.
21666 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21668 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21669 for the none zero constant operand except for EQ and NE
21670 comprisons even when the first operand is R0.
21672 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21674 * config/s390/2064.md: Remove trailing whitespaces.
21675 * config/s390/2084.md: Likewise.
21676 * config/s390/constraints.md: Likewise.
21677 * config/s390/fixdfdi.h: Likewise.
21678 * config/s390/libgcc-glibc.ver: Likewise.
21679 * config/s390/s390-modes.def: Likewise.
21680 * config/s390/s390-protos.h: Likewise.
21681 * config/s390/s390.c: Likewise.
21682 * config/s390/s390.h: Likewise.
21683 * config/s390/s390.md: Likewise.
21684 * config/s390/tpf-unwind.h: Likewise.
21686 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21688 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21690 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21693 * configure.ac (m68k-*-*): Check if binutils support TLS.
21694 * configure: Regenerate.
21695 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21696 * config/m68k/constraints.md (Cu): New constraint.
21697 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21698 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21699 (movsi): Handle TLS symbols.
21700 (addsi3_5200): Handle XTLS symbols, indent.
21701 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21702 (m68k_tls_reference_p): Declare.
21703 (m68k_legitimize_address): Declare.
21704 (m68k_unwrap_symbol): Declare.
21705 * config/m68k/m68k.opt (mxtls): New option.
21706 * config/m68k/m68k.c (ggc.h): Include.
21707 (m68k_output_dwarf_dtprel): Implement hook.
21708 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21709 (m68k_expand_prologue): Load GOT pointer when function needs it.
21710 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21711 (m68k_legitimate_constant_address_p): Same.
21712 (m68k_decompose_address): Handle TLS references.
21713 (m68k_get_gp): New static function.
21714 (enum m68k_reloc): New contants.
21715 (TLS_RELOC_P): New macro.
21716 (m68k_wrap_symbol): New static function.
21717 (m68k_unwrap_symbol): New function.
21718 (m68k_final_prescan_insn_1): New static function.
21719 (m68k_final_prescan_insn): New function.
21720 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21722 (legitimize_pic_address): Handle TLS references..
21723 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21724 (m68k_libcall_value_in_a0_p)
21725 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21726 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21727 (m68k_legitimize_tls_address): Handle TLS references.
21728 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21730 (m68k_legitimize_address): Handle TLS symbols.
21731 (m68k_get_reloc_decoration): New static function.
21732 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21734 (m68k_output_dwarf_dtprel): Implement hook.
21735 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21736 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21737 m68k_call_* routines.
21738 (sched_attr_op_type): Handle TLS symbols.
21739 (gt-m68k.h): Include.
21740 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21741 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21743 2009-05-18 Martin Jambor <mjambor@suse.cz>
21745 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21746 (visit_store_addr_for_mod_analysis): New function.
21747 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21748 (determine_cst_member_ptr): Use gimple_assign_single_p.
21749 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21750 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21751 operands. Don't check number of operands of a NOP_EXPR.
21753 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21755 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21757 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21760 * c-common.c (warn_logical_operator): Don't warn if one of
21761 expression isn't always true or false.
21763 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21765 * config/i386/biarch32.h: New file.
21766 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21768 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21770 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21771 *zero_extend<mode>_truncqi): Merge these into ...
21772 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21773 Name the pattern following this as *zero_extendhi_truncqi.
21775 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21777 PR middle-end/39301
21778 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21779 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21780 (output_info): Make field HOST_WIDEST_INT.
21781 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21782 (dump_bitmat_statistics): Same.
21784 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21786 * config.gcc (use_gcc_stdint): Set to wrap.
21787 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21788 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21789 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21790 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21791 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21792 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21793 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21794 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21796 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21798 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21800 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21801 Move definitions earlier.
21802 (OPT_ARCH64, OPT_ARCH32): Define.
21803 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21806 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21809 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21812 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21814 * arm.md (movdi2): Copy non-reg values to DImode registers.
21816 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21819 * final.c (label_to_max_skip): New function.
21820 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21821 CODE_LABEL_NUMBER <= max_labelno.
21822 * output.h (label_to_max_skip): New prototype.
21823 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21824 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21825 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21826 Handle CODE_LABELs with >= 16 byte alignment or with
21827 max_skip == (1 << align) - 1.
21828 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21829 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21832 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21833 .p2align 3 if MAX_SKIP is smaller than 7.
21834 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21836 2009-05-15 Ian Lance Taylor <iant@google.com>
21838 * alias.c (struct alias_set_entry_d): Rename from struct
21839 alias_set_entry. Change all uses.
21840 * except.c (struct call_site_record_d): Rename from struct
21841 call_site_record. Change all uses.
21842 * except.h (struct eh_region_d): Rename from struct eh_region.
21844 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21846 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21847 ivtype_map_elt. Change all uses.
21848 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21850 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21851 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21853 (struct sese_d): Rename from struct sese. Change all uses.
21854 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21855 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21856 * optabs.h (struct optab_d): Rename from struct optab. Change all
21858 (struct convert_optab_d): Rename from struct convert_optab.
21860 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21861 ipa_opt_pass. Change all uses.
21862 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21865 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21866 defined as a typedef.
21867 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21870 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21873 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21875 (merge_ranges): Returns bool.
21876 * tree.h (make_range): .. to here.
21877 (build_range_check): Likewise.
21878 (merge_ranges): Likewise. Renamed from merge_ranges.
21879 * c-typeck.c (parser_build_binary_op): Update calls to
21880 warn_logical_operator.
21881 * c-common.c (warn_logical_operator): Add new warning.
21882 * c-common.h (warn_logical_operator): Update declaration.
21884 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21886 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21888 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21890 * doc/install.texi: Document MPC requirements, flags etc.
21892 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21893 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21894 Evaluate constant arguments.
21895 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21896 (fold_builtin_1): Likewise, also evaluate constant arguments.
21897 Remove superfluous break.
21898 (do_mpc_ckconv): New.
21899 * real.h: Include mpc.h.
21900 * toplev.c (print_version): Output MPC version info if available.
21902 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21904 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21906 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21908 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21911 2009-05-15 Jan Hubicka <jh@suse.cz>
21913 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21914 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21915 (try_inline): Fix return value.
21916 (cgraph_decide_inlining_incrementally): Honor new value.
21917 (cgraph_early_inlining): Handle indirect inlining.
21918 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21920 2009-05-15 Jan Hubicka <jh@suse.cz>
21922 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21923 * cgraphunit.c (cgraph_finalize_function): Set it.
21924 (cgraph_expand_function): Use it.
21926 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21928 * real.c (encode_ieee_half): Define.
21929 (decode_ieee_half): Define.
21930 (ieee_half_format): Define.
21931 (arm_half_format): Define.
21932 * real.h (ieee_half_format): Declare.
21933 (arm_half_format): Declare.
21935 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21937 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21938 swapped, and reversed optabs exist before trying to use them.
21940 2009-05-15 Paul Brook <paul@codesourcery.com>
21941 Sandra Loosemore <sandra@codesourcery.com>
21943 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21944 loads. Allow PRE_DEC.
21945 (output_move_neon): Handle PRE_DEC.
21946 (arm_print_operand): Add 'A' for neon structure loads.
21947 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21948 * config/arm/neon.md (neon_mov): Update comment.
21949 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21951 (Um): New constraint.
21953 2009-05-15 Jan Hubicka <jh@suse.cz>
21955 Revert the following patch until testsuite fallout is fixed:
21956 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21957 * cgraph.h (struct inline_summary): New filed self_wize,
21958 size_inlining_benefit, self_time and time_inlining_benefit.
21959 (struct cgraph_global_info): Replace insns by time ans size fields.
21960 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21961 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21962 (ipcp_update_callgraph): Do not touch function bodies.
21963 * ipa-inline.c: Include except.h
21964 (MAX_TIME): New constant.
21965 (overall_insns): Remove
21966 (overall_size, max_benefit): New static variables.
21967 (cgraph_estimate_time_after_inlining): New function.
21968 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21969 (cgraph_clone_inlined_nodes): Update size.
21970 (cgraph_mark_inline_edge): Update size.
21971 (cgraph_estimate_growth): Use size info.
21972 (cgraph_check_inline_limits): Check size.
21973 (cgraph_default_inline_p): Likewise.
21974 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21975 (cgraph_decide_recursive_inlining): Check size.
21976 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21978 (cgraph_decide_inlining): Likewise.
21979 (cgraph_decide_inlining_incrementally): Likewise; honor
21980 PARAM_EARLY_INLINING_INSNS.
21981 (likely_eliminated_by_inlining_p): New predicate.
21982 (estimate_function_body_sizes): New function.
21983 (compute_inline_parameters): Use it.
21984 * except.c (must_not_throw_labels): New function.
21985 * except.h (must_not_throw_labels): Declare.
21986 * tree-inline.c (init_inline_once): Kill inlining_weigths
21987 * tree-ssa-structalias.c: Avoid uninitialized warning.
21988 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21989 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21990 (PARAM_INLINE_CALL_COST): Remove.
21991 (PARAM_EARLY_INLINING_INSNS): New.
21993 2009-05-15 Richard Guenther <rguenther@suse.de>
21995 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21996 not TODO_update_ssa.
21998 2009-05-15 Richard Guenther <rguenther@suse.de>
22000 PR tree-optimization/39999
22001 * gimple.h (gimple_expr_type): Use the expression type looking
22002 through useless conversions.
22003 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22004 (vn_nary_op_insert_stmt): Likewise.
22005 (simplify_binary_expression): Likewise.
22007 2009-05-15 Richard Guenther <rguenther@suse.de>
22009 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22010 New options, enabled by default.
22011 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22013 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22014 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22015 * tree-ssa-structalias.c (gate_tree_pta): New function.
22016 (pass_build_alias): Use it.
22018 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22021 recurse on an invariant address if a conversion from a pointer
22022 type to a wider integer type is involved.
22024 2009-05-15 Jan Hubicka <jh@suse.cz>
22026 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22027 * cgraph.h (struct inline_summary): New filed self_wize,
22028 size_inlining_benefit, self_time and time_inlining_benefit.
22029 (struct cgraph_global_info): Replace insns by time ans size fields.
22030 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22031 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22032 (ipcp_update_callgraph): Do not touch function bodies.
22033 * ipa-inline.c: Include except.h
22034 (MAX_TIME): New constant.
22035 (overall_insns): Remove
22036 (overall_size, max_benefit): New static variables.
22037 (cgraph_estimate_time_after_inlining): New function.
22038 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22039 (cgraph_clone_inlined_nodes): Update size.
22040 (cgraph_mark_inline_edge): Update size.
22041 (cgraph_estimate_growth): Use size info.
22042 (cgraph_check_inline_limits): Check size.
22043 (cgraph_default_inline_p): Likewise.
22044 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22045 (cgraph_decide_recursive_inlining): Check size.
22046 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22048 (cgraph_decide_inlining): Likewise.
22049 (cgraph_decide_inlining_incrementally): Likewise; honor
22050 PARAM_EARLY_INLINING_INSNS.
22051 (likely_eliminated_by_inlining_p): New predicate.
22052 (estimate_function_body_sizes): New function.
22053 (compute_inline_parameters): Use it.
22054 * except.c (must_not_throw_labels): New function.
22055 * except.h (must_not_throw_labels): Declare.
22056 * tree-inline.c (init_inline_once): Kill inlining_weigths
22057 * tree-ssa-structalias.c: Avoid uninitialized warning.
22058 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22059 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22060 (PARAM_INLINE_CALL_COST): Remove.
22061 (PARAM_EARLY_INLINING_INSNS): New.
22062 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22063 (inline-call-cost): Remove.
22064 (early-inlining-insns): New.
22066 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22068 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22070 (print_int_cst_bounds_in_octal_p): Likewise.
22071 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22073 * dwarf2out.c (base_type_die): Likewise.
22074 (is_subrange_type): Delete.
22075 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22076 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22077 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22078 if the destination type is boolean.
22079 (build_range_check): Do not special-case subtypes.
22080 (fold_sign_changed_comparison): Likewise.
22081 (fold_unary): Likewise.
22082 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22083 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22084 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22085 * tree.c (subrange_type_for_debug_p): New predicate based on the
22086 former is_subrange_type.
22087 * tree.h (subrange_type_for_debug_p): Declare.
22088 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22089 (convert_affine_scev): Remove call to above function.
22090 (chrec_convert_aggressive): Likewise.
22091 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22092 false for conversions involving subtypes.
22093 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22094 (vrp_val_min): Likewise.
22095 (needs_overflow_infinity): Likewise.
22096 (extract_range_from_unary_expr): Likewise.
22098 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22100 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22101 * config/frv/frv.c: Likewise.
22102 * config/s390/s390.c: Likewise.
22103 * config/sparc/sparc.h: Likewise.
22104 * config/i386/i386.h: Likewise.
22105 * config/i386/i386.c: Likewise.
22106 * config/crx/crx.c: Likewise.
22107 * config/m68hc11/m68hc11.h: Likewise.
22108 * config/iq2000/iq2000.c: Likewise.
22109 * config/mn10300/mn10300.h: Likewise.
22110 * config/mn10300/mn10300.c: Likewise.
22111 * config/m68k/m68k.c: Likewise.
22112 * config/rs6000/rs6000.c: Likewise.
22113 * config/rs6000/xcoff.h: Likewise.
22114 * config/rs6000/linux64.h: Likewise.
22115 * config/rs6000/sysv4.h: Likewise.
22116 * config/score/score3.c: Likewise.
22117 * config/score/score7.c: Likewise.
22118 * config/score/score.c: Likewise.
22119 * config/arm/arm.md: Likewise.
22120 * config/mips/mips.c: Likewise.
22121 * config/mips/mips.md: Likewise.
22122 * config/bfin/bfin.h: Likewise.
22123 * config/pa/pa.c: Likewise.
22124 * config/pa/constraints.md: Likewise.
22126 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22127 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22128 * config/pdp11/pdp11.h: Use memory_address_p instead.
22130 2009-05-14 Ian Lance Taylor <iant@google.com>
22132 * passes.c (finish_optimization_passes): Change i to int.
22133 * plugin.c (plugins_active_p): Change event to int.
22134 (dump_active_plugins): Likewise.
22135 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22137 * tree.c (tree_range_check_failed): Change c to unsigned int.
22138 (omp_clause_range_check_failed): Likewise.
22139 (build_common_builtin_nodes): Change mode to int. Add cast.
22140 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22141 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22143 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22144 ++ or -- with a variable of enum type.
22146 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22149 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22151 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22153 * store-motion.c: Do not include params.h
22154 * Makefile.in: Fix dependencies for various files.
22156 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22158 * auto-inc-dec.c: Fix pass description, remove apparent
22159 accidental duplication.
22161 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22163 PR middle-end/40147
22164 * ipa-utils.h (memory_identifier_string): Moved to ...
22165 * tree.h (memory_identifier_string): Here. Add GTY(()).
22167 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22169 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22170 in the former documentation of...
22171 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22172 * ira-conflicts.c (get_dup_num): Use address_operand.
22173 * targhooks.c (default_legitimate_address_p): New.
22174 * targhooks.h (default_legitimate_address_p): New.
22175 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22177 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22178 * target.h (struct target): Add legitimate_address_p.
22179 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22180 (TARGET_INITIALIZER): Include it.
22182 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22183 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22184 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22185 (TARGET_LEGITIMATE_ADDRESS_P): New.
22187 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22188 (REG_OK_STRICT_P): Delete.
22189 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22190 (frv_legitimate_address_p_1): ... this.
22191 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22192 (frv_legitimate_address_p_1): ... the renamed old
22193 frv_legitimate_address_p.
22194 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22195 (TARGET_LEGITIMATE_ADDRESS_P): New.
22197 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22198 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22199 * config/s390/s390.c (legitimate_address_p): Rename to...
22200 (s390_legitimate_address_p): ... this, make static.
22201 (legitimize_address): Adjust call.
22202 (TARGET_LEGITIMATE_ADDRESS_P): New.
22203 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22205 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22206 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22207 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22208 (TARGET_LEGITIMATE_ADDRESS_P): New.
22210 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22211 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22212 * config/spu/spu.c (spu_legitimate_address): Rename to...
22213 (spu_legitimate_address_p): ... this, make static.
22214 (TARGET_LEGITIMATE_ADDRESS_P): New.
22216 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22217 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22218 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22219 (sparc_legitimate_address_p): ... this, make static and return bool.
22220 (legitimize_address): Adjust call.
22221 (TARGET_LEGITIMATE_ADDRESS_P): New.
22223 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22224 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22225 * config/i386/i386.c (legitimate_address_p): Rename to...
22226 (ix86_legitimate_address_p): ... this, make static.
22227 (constant_address_p): Move after it, adjust call.
22228 (TARGET_LEGITIMATE_ADDRESS_P): New.
22230 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22231 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22232 * config/avr/avr.c (legitimate_address_p): Rename to...
22233 (avr_legitimate_address_p): ... this, make static.
22234 (legitimize_address): Adjust call.
22235 (TARGET_LEGITIMATE_ADDRESS_P): New.
22237 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22238 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22239 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22240 (TARGET_LEGITIMATE_ADDRESS_P): New.
22242 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22243 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22244 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22245 (TARGET_LEGITIMATE_ADDRESS_P): New.
22247 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22248 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22250 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22252 (TARGET_LEGITIMATE_ADDRESS_P): New.
22254 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22255 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22257 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22259 (m68hc11_legitimate_address_p): ... this, make static.
22260 (go_if_legitimate_address_internal): Rename to...
22261 (m68hc11_legitimate_address_p_1): ... this.
22262 (legitimize_address): Adjust call.
22263 (TARGET_LEGITIMATE_ADDRESS_P): New.
22265 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22266 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22267 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22268 (TARGET_LEGITIMATE_ADDRESS_P): New.
22270 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22271 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22272 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22273 (mn10300_legitimate_address_p): ... this, make static.
22274 (TARGET_LEGITIMATE_ADDRESS_P): New.
22276 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22277 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22278 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22279 (TARGET_LEGITIMATE_ADDRESS_P): New.
22281 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22282 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22283 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22284 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22285 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22286 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22287 (rs6000_legitimate_address_p): ... this, make static.
22288 (TARGET_LEGITIMATE_ADDRESS_P): New.
22289 (REG_MODE_OK_FOR_BASE_P): Delete.
22290 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22292 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22293 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22295 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22296 static, adjust types.
22297 (TARGET_LEGITIMATE_ADDRESS_P): New.
22299 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22300 * config/score/score.c (score_address_p): Rename to...
22301 (score_legitimate_address_p): ... this.
22302 (TARGET_LEGITIMATE_ADDRESS_P): New.
22303 * config/score/score3.c (score3_address_p): Rename to...
22304 (score3_legitimate_address_p): ... this.
22305 * config/score/score7.c (score7_address_p): Rename to...
22306 (score7_legitimate_address_p): ... this.
22308 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22309 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22310 GO_IF_LEGITIMATE_ADDRESS): Delete.
22311 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22312 thumb2_legitimate_address_p): Delete.
22313 (arm_legitimate_address_p): Rename to...
22314 (arm_legitimate_address_outer_p): ... this.
22315 * config/arm/constraints.md ("Uq"): Adjust call.
22316 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22317 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22319 (arm_legitimate_address_outer_p): ... this.
22320 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22322 (TARGET_LEGITIMATE_ADDRESS_P): New.
22324 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22325 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22326 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22327 (TARGET_LEGITIMATE_ADDRESS_P): New.
22329 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22330 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22331 * config/vax/vax.c (legitimate_address_p): Rename to...
22332 (vax_legitimate_address_p): ... this, make static.
22333 (TARGET_LEGITIMATE_ADDRESS_P): New.
22335 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22336 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22337 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22338 (TARGET_LEGITIMATE_ADDRESS_P): New.
22340 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22341 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22342 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22343 (mmix_legitimate_address_p): ... this, make static.
22344 (TARGET_LEGITIMATE_ADDRESS_P): New.
22346 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22347 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22348 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22349 (TARGET_LEGITIMATE_ADDRESS_P): New.
22351 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22353 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22354 of MODE_COMPLEX_INT.
22356 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22358 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22359 LCT_NORMAL in function call.
22360 * mips-tdump.c (print_file_desc): Add cast to enum type.
22361 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22362 (mark_stabs): Add casts to enum types.
22363 (parse_stabs_common): Add casts to enum types.
22365 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22367 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22368 Check for invalid values of LETTER.
22370 2009-05-13 Taras Glek <tglek@mozilla.com>
22372 * attribs.c (register_attribute): moved out attribute registration
22373 into register_attribute.
22374 * doc/plugins.texi: Documented register_attribute and
22376 * gcc-plugin.h: Added forward decl for register_attribute.
22377 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22378 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22379 PLUGIN_ATTRIBUTES boilerplate.
22381 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22383 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22384 values even in sentinel and empty entries.
22385 (ms_printf_flag_specs): Likewise.
22386 (ms_scanf_flag_specs): Likewise.
22387 (ms_strftime_flag_specs): Likewise.
22388 (ms_print_char_table): Likewise.
22389 (ms_scan_char_table): Likewise.
22390 (ms_time_char_table): Likewise.
22392 2009-05-13 Doug Kwan <dougkwan@google.com>
22394 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22396 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22398 * config/mips/mips.md (store): Add attributes for QI and HI.
22400 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22401 (truncdi<mode>2): ... this new pattern.
22403 2009-05-13 Brad Hards <bradh@kde.org>
22405 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22407 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22408 Ben Elliston <bje@au.ibm.com>
22410 PR middle-end/40035
22411 * dse.c (check_mem_read_rtx): Guard against width == -1.
22413 2009-05-13 Michael Matz <matz@suse.de>
22415 PR middle-end/39976
22416 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22417 (trivially_conflicts_p): New function.
22418 (insert_backedge_copies): Use it.
22420 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22422 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22423 (handle_stdc_pragma): Use new enum constant names.
22424 (handle_pragma_float_const_decimal64): Ditto.
22426 2009-05-13 Ian Lance Taylor <iant@google.com>
22428 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22431 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22433 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22434 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22436 * config/m68k/m68k.h (FL_UCLINUX): Define.
22438 2009-05-13 Jan Hubicka <jh@suse.cz>
22440 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22442 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22444 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22445 unless -fschedule-insns is specified.
22447 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22450 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22451 TARGET_EXPAND_CBRANCHDI4.
22452 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22453 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22454 (cmpeqdi): Fix comment.
22456 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22458 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22459 (sh_legitimate_address_p): Likewise.
22460 * config/sh/sh.c (sh_legitimate_index_p): New.
22461 (sh_legitimate_address_p): Likewise.
22462 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22463 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22464 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22465 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22466 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22467 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22468 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22469 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22470 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22472 2009-05-12 Jan Hubicka <jh@suse.cz>
22474 * tree-inline.c (estimate_operator_cost): Add operands;
22475 when division happens by constant, it is cheap.
22476 (estimate_num_insns): Loads and stores are not having cost of 0;
22477 EH magic stuff is cheap; when computing runtime cost of switch,
22478 use log2 base of amount of its cases; builtin_expect has cost of 0;
22479 compute cost for moving return value of call.
22480 (init_inline_once): Initialize time_based flags.
22481 * tree-inline.h (eni_weights_d): Add time_based flag.
22483 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22485 * df-core.c: Update head documentation.
22487 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22490 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22491 shadowing exisiting variable op1.
22493 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22496 * config/i386/driver-i386.c (processor_signatures): New enum.
22497 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22498 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22499 processor signature to detect geode processor.
22501 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22505 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22507 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22508 causes spurious differences between trunk and cond-optab branch.
22510 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22512 * dojump.c (compare_from_rtx): Delete.
22513 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22514 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22515 if the comparison does not satisfy the predicate; test predicates for
22516 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22517 further if one existing pattern fails.
22518 * expr.h (compare_from_rtx): Delete.
22519 (prepare_operand): Declare it.
22520 * optabs.c: Change "lib call" to "libcall" throughout.
22521 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22522 HAVE_conditional_trap, emit_cmp_insn): Delete.
22523 (can_compare_p): Delete cmp_optab case.
22524 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22525 Accept other parameters by value.
22526 (prepare_operand): Make non-static.
22527 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22528 other parameters by value. Try to widen operands here based on
22529 an optab_methods argument and looking at cbranch_optab.
22530 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22531 loop. Use cbranch_optab directly.
22532 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22533 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22535 (emit_conditional_move, emit_conditional_add): Inline what's needed
22536 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22537 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22538 with COMPARE. Move cmov_optab and cstore_optab above
22539 with cbranch_optab, move cmp_optab down with ucmp_optab,
22540 remove tst_otpab. Do not initialize trap_rtx.
22541 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22542 for trap code. Do not check HAVE_conditional_trap. Use
22543 prepare_cmp_insn. Accept no predicate for operand 3.
22544 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22545 (OTI_ctrap, ctrap_optab): New.
22546 (tst_optab): Delete.
22547 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22548 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22549 with lookup of ctrap_optab.
22550 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22552 (ctrap_optab): New.
22554 * combine.c (combine_simplify_rtx, simplify_set): Do not
22555 special case comparing against zero for cc0 machines.
22556 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22557 COMPARE on cc0 machines.
22558 (simplify_relational_operation): Return a new expression when
22559 a COMPARE could be removed.
22560 * final.c (final_scan_insn): Compare cc_status values
22561 against LHS of a (compare FOO (const_int 0)) cc0 source.
22562 Also check if cc_status.value is the full compare.
22564 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22565 (cstoreMM4): Document.
22566 (conditional_trap): Document ctrapMM4 instead.
22567 (sync_compare_and_swapMM): Refer to cbranchcc4.
22568 (Dependent Patterns): Eliminate obsolete information referring to
22569 the old jump optimization phase.
22570 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22571 of compares with 0 on cc0 machines.
22572 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22573 avoiding references to cc0. Remove text about storing operands
22575 * doc/tm.texi (Condition Codes): Include blurb on different
22576 condition code representations, separate into subsections for
22577 CC0, MODE_CC and conditional execution.
22579 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22580 alpha_emit_setcc): Accept operands and a machine mode.
22581 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22582 Get code/op0/op1 from operands, use machine mode argument
22583 instead of alpha_compare.fp_p. Emit the branch here.
22584 (alpha_emit_setcc): Likewise, and return boolean.
22585 (alpha_emit_conditional_move): Likewise. Assert that
22586 cmp_op_mode == cmp_mode, and simplify accordingly.
22587 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22588 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22589 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22591 (stack probe test): Use cbranchdi4.
22592 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22594 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22595 * config/arc/arc.h (movsicc, movsfcc): Use it.
22596 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22597 (cbranchsi4, cstoresi4): New.
22598 (cmpsi, bCC and sCC expanders): Remove.
22600 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22601 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22602 * config/arm/predicates.md (arm_comparison_operator): Only include
22603 floating-point operators if there is a hardware floating-point unit.
22604 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22605 deferring to cbranch_cc and cstore_cc respectively.
22606 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22607 cbranch_cc, cstore_cc): New.
22608 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22610 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22612 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22613 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22615 (adjust_insn_length): Adjust calls.
22616 (avr_reorg): Handle (compare (foo) (const_int 0)).
22617 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22618 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22619 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22620 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22622 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22623 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22625 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22626 (cbranchsi4, cstorebi4, cstoresi4): New.
22627 (movbisi): This insn is duplicate, split it to zero_extend.
22628 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22629 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22630 (bfin_optimize_loop): Use cbranch expander.
22631 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22632 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22633 (bfin_bimode_comparison_operator): ... this.
22634 (bfin_direct_comparison_operator): New.
22636 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22637 inside (compare FOO (const_int 0)).
22638 (cris_rtx_costs): Handle ZERO_EXTRACT.
22639 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22640 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22641 (*tstdi_v32): Delete.
22642 (*cmpdi_non_v32): Add M alternative for operand 1.
22643 (cmpsi, cmp<mode>): Make private.
22644 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22646 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22648 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22649 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22650 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22651 (cc_reg_operand): New.
22652 (any_cond): Delete.
22653 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22654 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22655 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22656 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22657 crx_expand_scond): Delete.
22659 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22661 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22662 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22664 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22665 cstoresi4, cstoresf4, cstoredf4): New.
22666 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22667 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22668 Receive the entire operands array.
22669 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22670 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22671 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22672 Get test/op0/op1 from the operands array.
22673 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22675 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22676 (h8300_expand_store): New.
22677 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22679 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22680 (h8300_expand_store): New.
22681 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22682 or do not try to produce (set (cc0) REG).
22683 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22684 change a compare into a move to a scratch register. Disable some
22685 peepholes when comparing with zero.
22686 (tstsi, tsthi, tstsi, cmpqi): Make private.
22688 (bCC, sCC): Delete.
22689 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22692 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22693 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22694 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22695 (ix86_emit_i387_log1p): Use cbranchxf2.
22696 (ix86_expand_setcc): Return void.
22697 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22698 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22699 cmp<MODEF>, cmpcc): Remove.
22700 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22701 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22702 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22703 (sCC and bCC expanders): Remove.
22704 (stack_protect_test): Use cbranchcc4.
22706 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22708 (ia64_expand_compare): Accept three rtx by reference and return void.
22709 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22710 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22711 from *expr. Update *expr with the BImode comparison to do.
22712 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22713 cmptf, bCC, sCC, conditional_trap): Delete.
22714 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22715 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22716 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22717 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22718 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22720 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22721 type of last argument.
22722 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22723 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22724 use machine mode argument instead of branch_type. Remove dead
22725 code for floating-point comparisons.
22726 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22727 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22729 (cbranchsi4, cstoresi4): New.
22730 * config/iq2000/predicates.md (reg_or_const_operand): New.
22732 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22733 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22734 (b<code>_op): Rewrite to...
22735 (bcc_op): ... this, using match_operator.
22736 (s<code>_op): Rewrite to...
22737 (scc_op): ... this, using match_operator.
22738 (s<code>_24_op): Rewrite to...
22739 (scc_op_24): ... this, using match_operator.
22740 (s<code>_<mode>): Rewrite to...
22741 (cstore<mode>4): ... this, using match_operator.
22742 (s<code>_<mode>_24): Rewrite to...
22743 (cstore<mode>4_24): ... this, using match_operator.
22744 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22745 m32c_unpend_compare, m32c_expand_scc): Delete.
22746 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22747 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22748 (m32c_expand_movcc): Change NE to EQ if necessary.
22749 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22751 * config/m32r/m32r-protos.h (gen_cond_store): New.
22752 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22753 (gen_cond_store): New, from sCC patterns.
22754 (m32r_expand_block_move): Use cbranchsi4.
22755 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22756 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22757 (cbranchsi4, cstoresi4): New.
22759 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22761 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22762 (m68hc11_notice_update_cc): Look into a compare with 0.
22763 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22765 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22766 cmphi, cmpqi, bCC): Delete.
22767 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22768 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22769 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22772 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22773 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22774 * config/m68k/constraints.md (H): New.
22775 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22776 the define_insn below.
22777 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22778 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22779 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22780 patterns): Wrap RHS with COMPARE.
22781 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22782 (*cmpdi_internal): Name this pattern.
22783 (cmpdi): Change to define_insn.
22784 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22785 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22786 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22788 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22789 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22790 (conditional_trap): Change to...
22791 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22792 (*conditional_trap): Use the ordered_comparison_operator and
22793 const1_operand predicates.
22794 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22795 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22796 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22797 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22799 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22800 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22801 (mcore_gen_compare): New.
22802 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22803 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22804 (mcore_gen_compare): ... this.
22805 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22806 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22807 (stack probe pattern): Use cbranchsi4.
22809 * config/mips/predicates.md (mips_cstore_operator): New.
22810 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22811 * config/mips/mips.md (any_cond): Delete.
22812 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22814 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22815 fixuns_truncsfdi2): Use cbranch patterns.
22816 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22817 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22818 Adjust call to mips_expand_conditional_branch.
22819 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22821 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22822 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22823 * config/mips/mips.c (cmp_operands): Delete.
22824 (mips_emit_compare): Get comparison operands from *op0/*op1.
22825 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22826 that it succeeds. Use op0/op1 instead of cmp_operands.
22827 (mips_expand_conditional_branch, mips_expand_conditional_move,
22828 mips_expand_conditional_trap): Likewise.
22829 (mips_block_move_loop): Use cbranch patterns.
22830 * config/mips/mips.h (cmp_operands): Delete.
22832 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22833 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22834 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22835 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22836 (*cmpcc_folded): Rename to...
22837 (*cmpdi_folded): this.
22838 (*cmpcc): Rename to...
22840 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22843 (cbranchdf4): New. Handle invalid comparisons here.
22844 * config/mmix/predicates.md (float_comparison_operator): New.
22846 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22847 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22848 * config/mn10300/mn10300.md (tst): Delete.
22849 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22850 Name these patterns and wrap RHS in a compare.
22851 (*cmpsi): Make this pattern private. Include tst.
22852 (*cmpsf): Make this pattern private.
22853 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22854 (compare with zero peepholes): Likewise.
22856 (cbranchsi4, cbranchsf4): New.
22857 (casesi): Use cbranchsi4.
22859 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22860 hppa_branch_type): Delete.
22861 (return_addr_rtx): Use cbranchsi4.
22862 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22863 Emit CCFPmode comparison here.
22864 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22865 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22866 hppa_branch_type): Delete.
22867 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22868 (movsicc, movdicc): Remove references to hppa_compare_op0,
22869 hppa_compare_op1 and compare_from_rtx.
22870 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22871 (casesi): Use cbranchsi4.
22873 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22874 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22875 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22876 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22877 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22879 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22880 (*branch, *branch_inverted): New.
22882 * config/picochip/picochip.md (cbranchhi4): Use
22883 ordered_comparison_operator.
22884 (cmphi, bCC): Remove.
22886 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22887 (trap_comparison_operator): Delete.
22888 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22889 rs6000_emit_cbranch): Accept mode and operands.
22890 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22891 rs6000_compare_fp_p): Delete.
22892 (rs6000_generate_compare): Accept mode and comparison. Extract code
22893 and op0/op1 from there. Replace references to rs6000_compare_op0
22894 and rs6000_compare_op1.
22895 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22896 extract result from passed operands.
22897 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22898 extract loc from passed operands.
22899 (rs6000_emit_cmove): Likewise.
22900 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22901 rs6000_compare_fp_p): Delete.
22902 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22903 (cbranch<GPR>4, cbranch<FP>4): New.
22904 (cstore<mode>4): New. Consolidate here all choices about when to use
22905 portable or specialized sCC sequences.
22906 (stack_protect_test): Use cbranchsi4.
22907 (conditional_trap): Replace with ctrap<GPR>4.
22908 (conditional trap insn): Replace trap_comparison_operator with
22909 ordered_comparison_operator.
22911 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22912 (s390_emit_prologue): Use ctrap.
22913 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22914 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22915 New predicates replacing...
22916 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22917 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22918 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22919 (add<mode>cc): Do not use s390_compare_op0/op1.
22920 (s<code>): Change to...
22921 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22922 (seq): Change to...
22923 (cstorecc4): ... this. Handle EQ or NE equally.
22924 (*sne): Un-privatize for use in cstorecc4.
22925 (b<code>): Change to...
22926 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22927 (conditional_trap): Replace with...
22928 (ctrap<GPR>4, ctrap<FP>4): ... these.
22929 (stack_protect): Use cbranchcc4.
22931 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22932 * config/score/score-protos.h (score_gen_cmp): Delete.
22933 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22934 (score_block_move-loop): Use cbranchsi4.
22935 * config/score/score.md (cbranchsi4): New.
22936 (cmpsi, bCC): Delete.
22937 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22938 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22939 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22940 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22941 * config/score/score3.h (score3_gen_cmp): Delete.
22942 * config/score/score7.h (score7_gen_cmp): Delete.
22944 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22945 (sh_emit_scc_to_t): ... this. Return void.
22946 (from_compare): Rename to...
22947 (sh_emit_compare_and_branch): ... this.
22948 (sh_emit_compare_and_set): New.
22949 (sh_expand_t_scc): Accept operands.
22950 * config/sh/predicates.md (sh_float_comparison_operator): New.
22951 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22952 (prepare_scc_operands): Rename to...
22953 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22955 (sh_emit_cheap_store_flag): New.
22956 (sh_emit_set_t_insn): New.
22957 (from_compare): Rename to...
22958 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22959 handling of TARGET_SH2E floating point to avoid recursive call.
22960 Generate branch here.
22961 (sh_emit_compare_and_set): New.
22962 (sh_expand_t_scc): Get op0/op1 from arguments.
22963 (sh_emit_cheap_store_flag): New.
22964 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22966 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22967 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22968 (movsicc, movdicc): Do nothing when it recreated operands from
22969 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22970 prepare_scc_operands (now sh_emit_scc_to_t).
22971 (udivdi3): Use cstoresi4.
22972 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22973 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22974 (cbranchint4_media, cbranchfp4_media): New.
22975 (casesi): Use cbranchdi4.
22976 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22978 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22979 (movnegt): Remove second operand.
22980 (cbranchsf4, cbranchdf4): New.
22981 (stack_protect): Use cbranchdi4/cbranchsi4.
22983 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22984 (gen_compare_reg): Accept comparison, extract part of it to...
22985 (gen_compare_reg_1): ... this.
22986 (gen_compare_operator): Delete.
22987 (gen_v9_scc): Accept separate destination, comparison code and arms.
22988 Do not use sparc_compare_op0/sparc_compare_op1.
22989 (emit_scc_insn, emit_conditional_branch_insn): New.
22990 (emit_v9_brxx): Make static. Remove useless assertion.
22991 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22993 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22994 * config/sparc/sparc-protos.h (gen_compare_reg,
22995 sparc_emit_float_lib_cmp): Adjust prototype.
22996 (emit_scc_insn, emit_conditional_branch_insn): New.
22997 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22998 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22999 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23000 iterators to the top.
23001 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23002 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23003 snedi_special_trunc): Delete.
23004 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23005 and snedi_special_trunc.
23006 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23007 cbranchdi4, cbranch<F:mode>4): New.
23008 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23009 here. Use gen_compare_reg instead of gen_compare_operator.
23010 (conditional_trap): Replace with...
23011 (ctrapsi4, ctrapdi4): ... this.
23012 (stack_protect_test): Use cbranchcc4.
23014 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23016 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23017 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23018 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23019 from operands[0] or operands[3] depending on is_set.
23020 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23021 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23022 cmpdf, bCC), sCC: Remove.
23023 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23024 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23026 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23027 spu_emit_branch_or_set.
23029 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23031 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23032 xstormy16_compare_op1): Delete.
23033 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23034 xstormy16_compare_op1): Delete.
23035 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23037 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23038 (cmphi, cmpsi, bCC): Remove.
23040 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23041 (*cmpsi): ... this one.
23042 (cbranchsi4, cstoresi4): New.
23043 (bCC expanders): Delete.
23044 (sCC insns): Fold into...
23045 (*setcc): ... this one.
23046 (casesi): Do not use gen_cmpsi and gen_bgtu.
23047 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23048 (movsicc): Simplify.
23049 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23051 * config/vax/vax-protos.h (cond_name): New.
23052 (vax_output_conditional_branch): Remove.
23053 * config/vax/vax.c (cond_name): New.
23054 (vax_output_conditional_branch): Remove.
23055 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23056 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23057 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23058 (bit<VAXint>): Wrap source with (compare).
23059 (b<code> and following unnamed pattern): Rename to *branch and
23060 *branch_reversed. Change macroization to match_operator.
23061 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23063 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23064 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23065 Change last argument to machine_mode.
23066 (xtensa_expand_scc): Add machine_mode argument.
23067 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23068 (gen_conditional_move, xtensa_expand_conditional_branch,
23069 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23070 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23071 Adjust operand numbers.
23072 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23074 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23075 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23076 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23078 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23080 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23081 causes spurious differences between trunk and cond-optab branch.
23083 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23086 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23088 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23090 * tree.c (iterative_hash_pointer): Delete.
23091 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23092 Hash UIDs and versions of SSA names. Don't special-case built-in
23093 function declarations.
23095 2009-05-11 Ian Lance Taylor <iant@google.com>
23098 * graphite.c: Force -Wc++-compat to only be a warning before
23099 #including "cloog/cloog.h".
23101 2009-05-11 Martin Jambor <mjambor@suse.cz>
23103 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23105 2009-05-11 Jan Hubicka <jh@suse.cz>
23107 * tree-ssa-loop-ivcanon.c: Include target.h
23108 (struct loop_size): new structure.
23109 (constant_after_peeling): New predicate.
23110 (tree_estimate_loop_size): New function.
23111 (estimated_unrolled_size): Rewrite for new estimates.
23112 (try_unroll_loop_completely): Use new estimates.
23113 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23115 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23117 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23118 libcpp interface change.
23119 (spu_macro_to_expand): Likewise.
23121 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23123 PR tree-optimization/40026
23124 * gimplify.c (gimplify_init_constructor): Change initial conditional
23125 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23126 optimize_compound_literals_in_ctor.
23128 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23130 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23132 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23134 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23136 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23137 HOST_WIDE_INT for gap.
23139 2009-05-11 Ira Rosen <irar@il.ibm.com>
23141 PR tree-optimization/40074
23142 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23143 account in group size and step comparison.
23145 2009-05-11 Richard Guenther <rguenther@suse.de>
23147 * passes.c (init_optimization_passes): Strip now incorrect comment.
23148 (execute_function_todo): Do not set PROP_alias.
23149 * tree-pass.h (PROP_alias): Remove.
23150 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23151 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23152 * tree-nrv.c (pass_return_slot): Likewise.
23153 * tree-object-size.c (pass_object_sizes): Likewise.
23154 * tree-ssa-dom.c (pass_dominator): Likewise.
23155 (pass_phi_only_cprop): Likewise.
23156 * tree-ssa-dse.c (pass_dse): Likewise.
23157 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23158 (pass_cselim): Likewise.
23159 * tree-ssa-pre.c (pass_pre): Likewise.
23160 (pass_fre): Likewise.
23161 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23162 * tree-ssa-sink.c (pass_sink_code): Likewise.
23163 * tree-stdarg.c (pass_stdarg): Likewise.
23164 * tree-tailcall.c (pass_tail_calls): Likewise.
23165 * tree-vrp.c (pass_vrp): Likewise.
23167 2009-05-10 Ian Lance Taylor <iant@google.com>
23169 * basic-block.h (enum profile_status): Break out of struct
23170 control_flow_graph.
23171 * cgraph.h (struct inline_summary): Break out of struct
23173 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23174 of struct cgraph_order_sort.
23175 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23176 * cse.c (struct branch_path): Break out of struct
23177 cse_basic_block_data.
23178 * except.h (enum eh_region_type): Break out of struct eh_region.
23179 * gcc.c (enum add_del): Break out of struct modify_target.
23180 * genrecog.c (enum decision_type): Break out of struct decision_test.
23181 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23183 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23184 * regmove.c (enum match_use): New enum, broken out of struct match.
23185 * sched-int.h (enum post_call_group): New enum, broken out of
23187 (struct deps_reg): Break out of struct deps.
23188 * target.h (struct asm_int_op): Break out of struct gcc_target.
23189 * tree-eh.c (struct goto_queue_node): Break out of struct
23191 * tree-inline.h (enum copy_body_cge_which): Break out of
23193 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23195 * c-decl.c (in_struct, struct_types): New static variables.
23196 (pushtag): Add loc parameter. Change all callers.
23197 (lookup_tag): Add ploc parameter. Change all callers.
23198 (check_compound_literal_type): New function.
23199 (parser_xref_tag): Add loc parameter. Change all callers. If
23200 -Wc++-compat, warn about struct/union/enum types defined within a
23202 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23203 and loc parameters. Change all callers. Change error calls to
23204 error_at, using loc. For a redefinition, if the location of the
23205 original definition is known, report it. Set in_struct and
23206 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23207 (finish_struct): Add new parameters enclosing_in_struct and
23208 enclosing_struct_types. Change all callers. Set
23209 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23210 in the struct. If in a struct, add this struct to struct_types.
23211 (start_enum): Add loc parameter. Change all callers. Use
23212 error_at for errors, using loc. For a redefinition, if the
23213 location of the original definition is known, report it. If in a
23214 struct, add this enum type to struct_types. If -Wc++-compat warn
23215 if in sizeof, typeof, or alignof.
23216 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23217 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23218 (c_parser_enum_specifier): Get enum location for start_enum.
23219 (c_parser_struct_or_union_specifier): Get struct location for
23220 start_struct. Save in_struct and struct_types status between
23221 start_struct and finish_struct.
23222 (c_parser_cast_expression): Get location of cast.
23223 (c_parser_alignof_expression): Get location of type.
23224 (c_parser_postfix_expression): Likewise.
23225 (c_parser_postfix_expression_after_paren_type): Add type_loc
23226 parameter. Change all callers. Call check_compound_literal_type.
23227 Use type_loc for error about variable size type.
23228 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23229 of an enum constant from an enum type defined in a struct or union.
23230 (c_cast_expr): Add loc parameter. Change all callers. If
23231 -Wc++-compat, warn about defining a type in a cast.
23232 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23233 (start_enum, start_struct, finish_struct): Update declarations.
23234 (parser_xref_tag, c_cast_expr): Update declarations.
23235 (check_compound_literal_type): Declare.
23237 2009-05-11 Ben Elliston <bje@au.ibm.com>
23239 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23240 for recent libcpp interface change.
23241 (rs6000_macro_to_expand): Likewise.
23243 2009-05-10 Michael Matz <matz@suse.de>
23246 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23247 not at entry of function.
23249 2009-05-10 Richard Guenther <rguenther@suse.de>
23251 PR tree-optimization/40081
23253 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23254 using the main variant of the element type. Do not fiddle with
23255 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23257 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23258 structs with volatile fields.
23260 2009-05-10 Jan Hubicka <jh@suse.cz>
23262 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23263 (estimate_move_cost): Assert that it does not get called for
23265 (estimate_num_insns): Skip VOID types in argument handling.
23266 (optimize_inline_calls): Delete unreachable blocks and verify that
23267 callgraph is valid.
23269 2009-05-10 Jan Hubicka <jh@suse.cz>
23271 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23272 * cgraph.c (cgraph_mark_address_taken_node): New function.
23273 (dump_cgraph_node): Dump new flag.
23274 * cgraph.h (struct cgraph_node): Add address_taken.
23275 (cgraph_mark_address_taken_node): New function.
23276 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23277 since new direct calls can be born.
23279 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23281 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23282 tok->val.node.node.
23284 2009-05-10 Jan Hubicka <jh@suse.cz>
23286 PR middle-end/40084
23287 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23289 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23290 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23291 * tree-inline.c (copy_bb): Set frequency correctly.
23292 (fold_marked_statements): Update call to
23293 cgraph_update_edges_for_call_stmt.
23295 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23297 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23298 identifiers in diagnostics.
23299 * config/arm/arm.c (arm_handle_fndecl_attribute,
23300 arm_handle_isr_attribute): Likewise.
23301 * config/avr/avr.c (avr_handle_progmem_attribute,
23302 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23303 * config/bfin/bfin.c (handle_int_attribute,
23304 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23305 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23306 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23308 * config/darwin.c (darwin_handle_kext_attribute,
23309 darwin_handle_weak_import_attribute): Likewise.
23310 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23311 h8300_handle_eightbit_data_attribute,
23312 h8300_handle_tiny_data_attribute): Likewise.
23313 * config/i386/i386.c (ix86_handle_cconv_attribute,
23314 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23315 * config/i386/winnt.c (ix86_handle_shared_attribute,
23316 ix86_handle_selectany_attribute): Likewise.
23317 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23318 * config/m32c/m32c.c (function_vector_handler): Likewise.
23319 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23320 m68hc11_handle_fntype_attribute): Likewise.
23321 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23322 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23323 * config/mips/mips.c (mips_insert_attributes,
23324 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23325 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23326 rs6000_handle_struct_attribute): Likewise.
23327 * config/sh/sh.c (sh_insert_attributes,
23328 sh_handle_resbank_handler_attribute,
23329 sh_handle_interrupt_handler_attribute,
23330 sh2a_handle_function_vector_handler_attribute,
23331 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23333 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23334 * config/spu/spu.c (spu_handle_fndecl_attribute,
23335 spu_handle_vector_attribute): Likewise.
23336 * config/stormy16/stormy16.c
23337 (xstormy16_handle_interrupt_attribute): Likewise.
23338 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23339 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23341 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23343 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23344 (pp_translate_identifiers): New.
23345 (pp_identifier): Only conditionally translate identifier to locale
23347 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23348 (pp_base_tree_identifier): Only conditionally translate identifier
23349 to locale character set.
23350 * c-pretty-print.c (M_): Define.
23351 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23352 fragments for conditional translation with M_.
23353 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23354 identifier translation.
23356 2009-05-10 Richard Guenther <rguenther@suse.de>
23358 PR tree-optimization/40081
23359 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23360 using the main variant of the element type. Do not fiddle with
23361 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23363 2009-05-09 Jan Hubicka <jh@suse.cz>
23365 PR middle-end/40080
23366 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23367 indirect calls; verify cgraph afterwards.
23369 2009-05-09 Jan Hubicka <jh@suse.cz>
23372 * ipa.c (update_inlined_to_pointer): New function.
23373 (cgraph_remove_unreachable_nodes): Use it.
23375 2009-05-09 Jan Hubicka <jh@suse.cz>
23377 * tree-eh.c (struct leh_state): Remove prev_try.
23378 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23379 not track prev_try.
23380 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23381 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23382 remove_eh_handler_and_replace, foreach_reachable_handler,
23383 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23384 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23385 (gen_eh_region_cleanup): Update prototype.
23387 2009-05-09 Jan Hubicka <jh@suse.cz>
23389 PR middle-end/40043
23390 * except.c (copy_eh_region): Always set prev_try.
23391 (redirect_eh_edge_to_label): Find outer try.
23392 (foreach_reachable_handler): When looking for prev try
23393 handle case where previous try is not going to be taken.
23395 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23397 PR tree-optimization/40049
23398 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23399 only vector/vector shifts, convert the type of the constant to the
23400 appropriate type to avoid building incorrect trees, which
23401 eventually have problems with garbage collection.
23403 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23405 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23406 -1 for complex floating-point types if honoring signed zeros.
23408 2009-05-08 Jan Hubicka <jh@suse.cz>
23410 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23411 argument; handle correctly when profile is absent.
23412 (build_cgraph_edges): Update.
23413 (rebuild_cgraph_edges): Update.
23414 * cgraph.c: Do not include varray.h.
23415 (cgraph_set_call_stmt_including_clones): New function.
23416 (cgraph_create_edge_including_clones): Likewise
23417 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23418 (cgraph_update_edges_for_call_stmt): Handle clones.
23419 (cgraph_remove_node): Handle clone tree.
23420 (cgraph_remove_node_and_inline_clones): New function.
23421 (dump_cgraph_node): Dump clone tree.
23422 (cgraph_clone_node): Handle clone tree.
23423 (clone_function_name): Bring here from tree-inline.c.
23424 (cgraph_create_virtual_clone): New function.
23425 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23426 (cgraph_clone_info): New function.
23427 (strut cgraph_node): Add clone_info and new clone tree pointers.
23428 (cgraph_remove_node_and_inline_clones,
23429 cgraph_set_call_stmt_including_clones,
23430 cgraph_create_edge_including_clones,
23431 cgraph_create_virtual_clone): Declare.
23432 (cgraph_function_versioning): Use VEC argument.
23433 (compute_call_stmt_bb_frequency): Update prototype.
23434 (cgraph_materialize_all_clones): New function.
23435 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23436 (ipcp_create_replace_map): Update to VECtors.
23437 (ipcp_update_callgraph): Use virtual clones.
23438 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23439 (ipcp_update_profiling): Do not update local profiling.
23440 (ipcp_insert_stage): Use VECtors and virtual clones.
23441 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23442 (clone_of_p): New function.
23443 (cgraph_preserve_function_body_p): Use clone tree.
23444 (cgraph_optimize): Materialize clones.
23445 (cgraph_function_versioning): Update for VECtors.
23446 (save_inline_function_body): Use clone tree.
23447 (cgraph_materialize_clone): New function.
23448 (cgraph_materialize_all_clones): Likewise.
23449 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23450 * ipa.c: Include gimple.h.
23451 (cgraph_remove_unreachable_nodes): Use clone tree.
23452 * ipa-prop.c (ipa_note_param_call): Update call to
23453 compute_call_stmt_bb_frequencycall.
23454 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23455 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23456 (copy_bb): Handle updating of clone tree; add new edge when new call
23458 (expand_call_inline): Be strict about every call having edge.
23459 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23460 (delete_unreachable_blocks_update_callgraph): New function.
23461 (tree_function_versioning): Use VECtors; always remove unreachable
23462 blocks and fold conditionals.
23463 * tree-inline.h: Do not include varray.h.
23464 (tree_function_versioning): Remove.
23465 * Makefile.in (GTFILES): Remove tree-inline.c
23466 * passes.c (do_per_function): Do only functions having body.
23467 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23470 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23471 Andrew Morrow <acm@google.com>
23474 * c-common.c (c_common_attribute_table): Permit deprecated
23475 attribute to take an optional argument.
23476 (handle_deprecated_attribute): If the optional argument to
23477 __attribute__((deprecated)) is not a string ignore the attribute
23478 and emit a warning.
23480 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23481 * c-typeck.c (build_component_ref): Likewise.
23482 (build_external_ref): Likewise.
23484 * toplev.c (warn_deprecated_use): Add an attribute argument.
23485 Emit the message associated with __attribute__((deprecated)).
23487 * toplev.h (warn_deprecated_use): Updated.
23489 * doc/extend.texi: Document new optional parameter to
23490 __attribute__((deprecated))
23492 2009-05-08 Michael Eager <eager@eagercon.com>
23494 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23495 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23497 2009-05-08 Richard Guenther <rguenther@suse.de>
23499 PR tree-optimization/40062
23500 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23501 Avoid exponential behavior.
23503 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23505 PR rtl-optimization/33928
23507 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23508 process_uses, build_single_def_use_links): New.
23509 (update_df): Update use_def_ref.
23510 (forward_propagate_into): Use get_def_for_use instead of use-def
23512 (fwprop_init): Call build_single_def_use_links and let it initialize
23514 (fwprop_done): Free use_def_ref.
23515 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23516 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23517 df_rd_simulate_one_insn): New.
23518 (df_rd_bb_local_compute_process_def): Update head comment.
23519 (df_chain_create_bb): Use the new RD simulation functions.
23520 * df.h (df_rd_simulate_artificial_defs_at_top,
23521 df_rd_simulate_one_insn): New.
23522 * opts.c (decode_options): Enable fwprop at -O1.
23523 * doc/invoke.texi (-fforward-propagate): Document this.
23525 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23528 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23529 and one complex operand specially.
23530 * tree-complex.c (some_nonzerop): Do not identify a real value as
23531 zero if flag_signed_zeros.
23533 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23535 PR rtl-optimization/33928
23536 * loop-invariant.c (record_use): Fix && vs. || mishap.
23538 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23540 PR rtl-optimization/33928
23541 * loop-invariant.c (struct use): Add addr_use_p.
23542 (struct def): Add n_addr_uses.
23543 (struct invariant): Add cheap_address.
23544 (create_new_invariant): Set cheap_address.
23545 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23546 (record_uses): Pass df_ref to record_use.
23547 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23550 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23552 * config/sh/sh.c: Do not include c-pragma.h.
23554 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23556 * config/spu/spu.c: Remove include of c-common.h.
23558 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23561 * c-common.h (mark_valid_location_for_stdc_pragma,
23562 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23563 clear_float_const_decimal64, float_const_decimal64_p): New.
23564 * c.opt (Wunsuffixed-float-constants): New.
23565 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23566 unsuffixed float constant, handle new warning.
23567 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23568 * c-decl.c (c_scope): New flag float_const_decimal64.
23569 (set_float_const_decimal64, clear_float_const_decimal64,
23570 float_const_decimal64_p): New.
23571 (push_scope): Set new flag.
23572 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23573 to use STDC pragmas.
23574 (c_parser_external_declaration): Ditto.
23575 (c_parser_compound_statement_nostart): Ditto.
23576 * c-pragma.c (valid_location_for_stdc_pragma,
23577 mark_valid_location_for_stdc_pragma,
23578 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23579 handle_pragma_float_const_decimal64): New.
23580 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23581 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23582 set_float_const_decimal64, clear_float_const_decimal64,
23583 float_const_decimal64_p): New dummy functions.
23584 * doc/extend.texi (Decimal Float): Remove statement that the
23585 pragma, and suffix for double constants, are not supported.
23586 * doc/invoke.texi (Warning Options): List new option.
23587 (-Wunsuffixed-float-constants): New.
23589 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23591 * config/i386/i386.c: Do not include c-common.h.
23593 2009-05-07 Mark Heffernan <meheff@google.com>
23595 * doc/invoke.texi (Debugging Options): Document change of debugging
23597 * opts.c (decode_options): Make dump_base_name relative to
23598 aux_base_name directory.
23600 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23602 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23603 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23605 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23607 * Makefile.in (install-plugin): Simplify a bit.
23609 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23611 * Makefile.in (OBJS-common): Add regcprop.o.
23613 * timevar.def (TV_CPROP_REGISTERS): New.
23614 * regrename.c (regrename_optimize): Return 0.
23615 (rest_of_handle_regrename): Delete.
23616 (pass_rename_registers): Point to regrename_optimize.
23617 (struct value_data_entry, struct value_data,
23618 kill_value_one_regno, kill_value_regno, kill_value,
23619 set_value_regno, init_value_data, kill_clobbered_value,
23620 kill_set_value, kill_autoinc_value, copy_value,
23621 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23622 replace_oldest_value_reg, replace_oldest_value_addr,
23623 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23624 debug_value_data, validate_value_data): Move...
23625 * regcprop.c: ... here.
23626 (rest_of_handle_cprop): Delete.
23627 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23629 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23631 PR middle-end/40057
23632 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23633 GEN_INT for 1 << bitnum.
23634 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23635 build_int_cst_type.
23637 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23639 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23640 Remove wrong description of "nand" operation.
23642 2009-05-06 Richard Guenther <rguenther@suse.de>
23643 Adam Nemet <anemet@caviumnetworks.com>
23645 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23646 comment. Add that if LHS is not a gimple register, then RHS1 has
23647 to be a single object (GIMPLE_SINGLE_RHS).
23649 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23651 * expr.c (get_def_for_expr): Move it up in the file.
23652 (store_field): When expanding a bit-field store, look at the
23653 defining gimple stmt for the masking conversion.
23655 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23657 PR middle-end/39986
23658 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23659 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23660 32-bit memcpy into long.
23662 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23664 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23665 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23667 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23668 instead of appending DW_OP_deref*.
23670 2009-05-06 Michael Matz <matz@suse.de>
23672 PR middle-end/40021
23673 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23674 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23676 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23678 * Makefile.in (install-plugin): Fix srcdir handling.
23680 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23682 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23683 when processing for not_regs_needed bitmap.
23684 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23685 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23686 handling it for rhs.
23688 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23690 * config/i386/i386.md (unnamed inc/dec peephole): Use
23691 optimize_insn_for_size_p instead of optimize_size.
23692 * config/i386/predicates.md (incdec_operand): Likewise.
23693 (aligned_operand): Likewise.
23694 * config/i386/sse.md (divv8sf3): Likewise.
23695 (sqrtv8sf2): Likewise.
23697 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23699 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23701 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23703 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23705 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23706 ssemodesuffixf2c with avxmodesuffixf2c.
23708 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23711 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23713 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23715 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23716 (struct tree_base): Adjust spacing for 8 bit boundaries.
23717 (struct tree_decl_common): Add decl_by_reference_flag bit.
23718 (DECL_BY_REFERENCE): Adjust.
23719 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23720 print DECL_BY_REFERENCE bit.
23721 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23722 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23723 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23724 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23727 PR middle-end/39666
23728 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23729 range of the type, but default label is missing, add it with one
23730 of the existing labels instead of adding a new label for it.
23732 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23736 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23738 * Makefile.in (enable_plugin, plugin_includedir): New.
23739 (install): Depend on install-plugin.
23740 (PLUGIN_HEADERS): New.
23741 (install-plugin): New.
23742 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23744 2009-05-05 Richard Guenther <rguenther@suse.de>
23746 PR tree-optimization/40022
23747 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23749 (phivn_valid_p): Fix tuplification error, simplify.
23750 (phiprop_insert_phi): Add dumps.
23751 (propagate_with_phi): Simplify.
23753 2009-05-05 Richard Guenther <rguenther@suse.de>
23755 PR middle-end/40023
23756 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23758 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23760 * tree.h (strip_float_extensions): Remove duplicate declaration.
23761 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23762 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23763 block_ultimate_origin): Rearrange the declarations line to match the
23764 comment that indicates the .c file which the functions are defined.
23765 (dwarf2out_*, set_decl_rtl): Add comment.
23766 (get_base_address): Adjust comment.
23767 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23768 declarations line and add comment.
23769 (is_builtin_name): Add blank after function name, for clarity.
23771 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23773 * attribs.c (decl_attributes): Use %qE for identifiers in
23775 * cgraphunit.c (verify_cgraph_node): Translate function names to
23776 locale character set in diagnostics.
23777 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23779 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23780 Document that functions are named in UTF-8.
23781 * expr.c (expand_expr_real_1): Translate function names to locale
23782 character set in diagnostics.
23783 * gimplify.c (omp_notice_variable, omp_is_private,
23784 gimplify_scan_omp_clauses): Use %qE for identifiers in
23786 * langhooks.c (lhd_print_error_function): Translate function names
23787 to locale character set.
23788 * langhooks.h (decl_printable_name): Document that return value is
23789 in internal character set.
23790 * stmt.c: Include pretty-print.h
23791 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23793 (resolve_operand_name_1): Translate named operand name to locale
23795 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23797 * toplev.c (announce_function): Translate function names to locale
23799 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23800 (default_tree_printer): Use pp_identifier or translate identifiers
23801 to locale character set. Mark "<anonymous>" for translation.
23802 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23803 for identifiers in diagnostics.
23804 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23806 * varasm.c (output_constructor): Use %qE for identifiers in
23809 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23811 * configure.ac: use ` ` instead of $()
23812 * configure: Regenerate.
23814 2009-05-05 Ben Elliston <bje@au.ibm.com>
23816 * config/pa/linux-atomic.c: Eliminate conditional include of
23817 errno.h on non-LP64 systems to simplify build requirements.
23819 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23821 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23823 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23824 and pass value to identifier_to_locale.
23825 (warn_variable_length_array): Make name a tree.
23826 (grokdeclarator): Separate diagnostic texts for named and unnamed
23827 declarators. Use %qE for named declarators.
23828 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23830 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23831 identifiers in diagnostics.
23832 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23833 identifier_to_locale. Mark "anonymous" strings for translation.
23835 2009-05-04 Michael Eager <eager@eagercon.com>
23837 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23838 address for DImode/DFmode only if double-precision FP regs.
23840 2009-05-04 Michael Eager <eager@eagercon.com>
23842 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23843 TARGET_SINGLE_FLOAT check.
23845 2009-05-04 Michael Eager <eager@eagercon.com>
23847 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23849 2009-05-04 Michael Eager <eager@eagercon.com>
23851 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23852 * config/rs6000/t-xilinx: New
23854 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23856 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23857 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23858 * gcc/explow.c (memory_address): Use target hook.
23859 * gcc/targhooks.c (default_legitimize_address): New.
23860 * gcc/targhooks.h (default_legitimize_address): New.
23861 * gcc/target.h (legitimize_address): New.
23862 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23863 (TARGET_INITIALIZER): Include it.
23864 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23866 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23867 * config/bfin/bfin.c (legitimize_address): Remove.
23868 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23869 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23871 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23872 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23874 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23875 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23876 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23877 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23878 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23879 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23880 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23881 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23882 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23883 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23884 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23885 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23886 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23887 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23888 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23889 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23890 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23891 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23892 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23893 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23894 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23895 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23896 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23898 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23899 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23900 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23901 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23902 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23903 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23904 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23905 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23906 (thumb_legitimize_address): Delete.
23907 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23908 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23909 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23910 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23911 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23912 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23914 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23917 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23918 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23919 * config/m32r/m32r.c (m32r_legitimize_address): New.
23920 * config/m68k/m68k.c (m68k_legitimize_address): New.
23921 * config/score/score.c (score_legitimize_address): Standardize.
23922 * config/score/score3.c (score3_legitimize_address): Standardize.
23923 * config/score/score3.h (score3_legitimize_address): Adjust.
23924 * config/score/score7.c (score7_legitimize_address): Standardize.
23925 * config/score/score7.h (score7_legitimize_address): Adjust.
23926 * config/sh/sh.c (sh_legitimize_address): New.
23927 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23929 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23930 (s390_legitimize_address): ... this.
23931 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23932 (sparc_legitimize_address): ... this.
23933 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23934 (ix86_legitimize_address): ... this.
23935 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23936 (avr_legitimize_address): ... this.
23937 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23938 (mn10300_legitimize_address): ... this.
23939 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23940 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23941 (alpha_expand_mov): Adjust call.
23943 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23944 * config/spu/spu.c (spu_legitimize_address): Likewise.
23945 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23946 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23948 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23950 * intl.c (locale_encoding, locale_utf8): New.
23951 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23952 * intl.h (locale_encoding, locale_utf8): Declare.
23953 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23954 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23956 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23958 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23959 (pp_base_tree_identifier): Declare as function.
23960 (identifier_to_locale): Declare.
23961 * Makefile.in (pretty-print.o): Update dependencies.
23962 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23964 2009-05-04 Richard Guenther <rguenther@suse.de>
23966 PR middle-end/40015
23967 * builtins.c (fold_builtin_memory_op): Do not decay to element
23968 type if the size matches the whole array.
23970 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23972 * expmed.c (synth_mult): When trying out a shift, pass the result
23975 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23977 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23978 (shiftsub1_cost): New.
23979 (init_expmed): Compute shiftsub1_cost.
23980 (synth_mult): Optimize multiplications by constants of the form
23981 -(2^^m-1) for some constant positive integer m.
23983 2009-05-03 Richard Guenther <rguenther@suse.de>
23986 * c-typeck.c (array_to_pointer_conversion): Do not built
23987 ADDR_EXPRs of arrays of pointer-to-element type.
23988 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23989 up wrong ADDR_EXPRs after-the-fact.
23990 * c-common.c (strict_aliasing_warning): Strip pointer
23991 conversions for obtaining the original type.
23992 * builtins.c (fold_builtin_memset): Handle array types.
23993 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23996 2009-05-03 Richard Guenther <rguenther@suse.de>
23998 PR middle-end/23329
23999 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24000 Do not lose casts from array types with unknown extent to array
24001 types with known extent.
24002 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24003 alias set compatibility.
24005 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24007 * flags.h (extra_warnings): Delete.
24008 * toplev.c (process_options): Handle Wuninitialized here.
24009 * opts.c (extra_warnings): Delete.
24010 (set_Wextra): Delete.
24011 (common_handle_option): -Wextra can be handled automatically.
24012 * c-opts.c (c_common_handle_option): Delete obsolete code.
24013 (c_common_post_options): Simplify comment.
24014 * common.opt (W): Add Var.
24016 (Wuninitialized): Initialize to -1.
24018 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24019 Richard Guenther <rguenther@suse.de>
24021 * expr.c (get_def_for_expr): New function.
24022 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24023 SSA rather than trees.
24024 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24025 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24027 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24029 * c-common.c (reswords): Add _Imaginary.
24030 * c-common.c (enum rid): Add RID_IMAGINARY.
24032 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24034 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24035 Patch by Richard Guenther.
24037 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24039 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24040 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24041 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24042 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24043 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24044 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24045 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24046 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24047 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24048 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24049 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24050 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24051 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24052 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24053 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24054 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24055 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24056 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24058 2009-05-02 Richard Guenther <rguenther@suse.de>
24060 PR tree-optimization/39940
24061 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24064 2009-05-02 Richard Guenther <rguenther@suse.de>
24066 PR middle-end/40001
24067 * tree-ssa.c (execute_update_addresses_taken): Properly check
24068 if we can mark a variable DECL_GIMPLE_REG_P.
24069 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24070 back to the end of the function.
24071 (is_gimple_reg_type): Remove complex type special casing.
24072 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24075 2009-05-02 Ben Elliston <bje@au.ibm.com>
24077 * doc/collect2.texi (Collect2): Document search path behaviour
24078 when configured with --with-ld.
24080 2009-05-02 Jan Hubicka <jh@suse.cz>
24082 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24083 parameter; update callers.
24084 (coalesce_cost_edge): EH edges are costier because they needs
24085 splitting even if not critical and even more costier when there are
24086 multiple EH predecestors.
24088 2009-05-02 Jan Hubicka <jh@suse.cz>
24090 * except.c (remove_eh_handler_and_replace): Handle updating after
24091 removing TRY blocks.
24093 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24095 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24097 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24099 * varasm.c: Do not include c-pragma.h.
24100 * attribs.c: Do not incude c-common.h.
24102 2009-05-01 Michael Matz <matz@suse.de>
24104 * calls.c (initialize_argument_information): Handle SSA names like
24105 decls with a non MEM_P DECL_RTL.
24107 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24109 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24110 * ipa-utils.c: Likewise.
24111 * ipa-type-escape.c: Likewise.
24112 * cgraphunit.c Do not include c-common.h.
24113 * ipa-pure-const.c: Likewise.
24114 * tree-if-conv.c: Likewise.
24115 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24116 * ipa-struct-reorg.c: Likewise.
24117 * tree-nomudflap.c: Likewise.
24118 * tree-ssa-structalias.c: Likewise.
24120 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24122 * store-motion.c: Many cleanups to make this pass a first-class
24123 citizen instead of an appendix to gcse load motion. Add TODO list
24124 to make this pass faster/cleaner/better.
24126 (struct ls_expr): Post gcse.c-split cleanups.
24127 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24128 "stores" field to "avail_stores".
24129 (pre_ldst_mems): Rename to store_motion_mems.
24130 (pre_ldst_table): Rename to store_motion_mems_table.
24131 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24132 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24133 (ldst_entry): Rename to st_expr_entry, update users.
24134 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24135 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24136 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24138 (first_ls_expr): Rename to first_st_expr, update users.
24139 (next_ls_expr): Rename to next_st_expr, update users.
24140 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24141 fields properly for store motion instead of names inherited from load
24143 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24144 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24147 (ae_kill): Rename to st_kill, update users.
24148 (ae_gen): Rename to st_avloc, update users.
24149 (transp): Rename to st_transp, update users.
24150 (pre_insert_map): Rename to st_insert_map, update users.
24151 (pre_delete_map): Rename to st_delete_map, update users.
24152 (insert_store, build_store_vectors, free_store_memory,
24153 one_store_motion_pass): Update for abovementioned changes.
24155 (gcse_subst_count, gcse_create_count): Remove.
24156 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24157 and "n_stores_created", local variables.
24159 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24162 (regvec, compute_store_table_current_insn): Remove.
24163 (reg_set_info, reg_clear_last_set): Remove.
24164 (compute_store_table): Use DF caches instead of local dataflow
24167 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24169 * c-objc-common.c (c_tree_printer): Print identifiers with
24170 pp_identifier, not pp_string. Mark "({anonymous})" for
24172 * c-pretty-print.c (pp_c_ws_string): New.
24173 (pp_c_cv_qualifier, pp_c_type_specifier,
24174 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24175 pp_c_storage_class_specifier, pp_c_function_specifier,
24176 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24177 pp_c_primary_expression, pp_c_postfix_expression,
24178 pp_c_unary_expression, pp_c_shift_expression,
24179 pp_c_relational_expression, pp_c_equality_expression,
24180 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24181 use pp_string and pp_c_ws_string in place of pp_identifier and
24182 pp_c_identifier for non-identifiers. Mark English strings for
24184 * c-pretty-print.h (pp_c_ws_string): Declare.
24186 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24187 Roland McGrath <roland@redhat.com>
24189 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24190 (ENABLE_LD_BUILDID): New configuration option.
24191 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24192 (LINK_BUILDID_SPEC): New macro.
24193 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24195 * doc/install.texi: Document --enable-linker-build-id option.
24196 * configure: Rebuild.
24197 * config.in: Rebuild.
24199 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24201 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24202 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24203 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24204 MIPS_GP_SAVE_AREA_SIZE.
24205 * config/mips/mips.c (struct mips_frame_info): Update comment
24206 before arg_pointer_offset and hard_frame_pointer_offset.
24207 (mips_compute_frame_info): Update diagram before function: to
24208 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24209 indicate the position of frame_pointer_rtx with -fstack-protector and
24210 to show args_size. Don't allocate cprestore area for leaf functions
24211 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24213 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24215 2009-04-30 Michael Matz <matz@suse.de>
24217 PR tree-optimization/39955
24218 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24220 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24222 * ira.c (setup_cover_and_important_classes): Use safe macro
24223 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24225 * genpreds.c (write_tm_preds_h): Output suitable definition of
24226 REG_CLASS_FOR_CONSTRAINT.
24228 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24230 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24232 * bitmap.c (bitmap_descriptor): Likewise.
24233 * ggc-common.c (loc_descriptor): Likewise.
24234 * varray.c (varray_descriptor): Likewise.
24235 * vec.c (vec_descriptor): Likewise.
24237 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24239 * Makefile.in (dce.o): Add $(EXCEPT_H).
24240 * dce.c: Include except.h and delete redundant vector definitions.
24241 (deletable_insn_p): Return false for non-call insns that can throw
24244 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24246 * gcse.c (ae_gen): Remove.
24247 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24248 and make non-static function to make it available in store-motion.c.
24249 Update call sites with search-and-replace.
24250 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24251 extract_mentioned_regs, extract_mentioned_regs_helper,
24252 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24253 store_killed_in_insn, store_killed_after, store_killed_before,
24254 build_store_vectors, insert_insn_start_basic_block, insert-store,
24255 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24256 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24257 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24258 * store-motion.c: ...new file. Also copy data structures from gcse.c
24259 and clean up to remove parts not used by store motion.
24260 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24261 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24263 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24266 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24267 when optimizing for size.
24269 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24271 * gcse.c (gcse_constant_p): Fix typo in last change.
24273 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24275 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24277 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24279 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24281 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24283 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24284 CONST_HIGH_PART result.
24286 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24288 * config/avr/avr.c (initial_elimination_offset): Rename to
24289 avr_initial_elimination_offset.
24290 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24291 change return type to bool.
24292 (avr_can_eliminate): New function.
24293 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24294 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24295 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24296 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24297 avr_initial_elimination_offset.
24298 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24299 (avr_initial_elimination_offset): Define.
24301 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24302 Steven Bosscher <steven@gcc.gnu.org>
24304 PR rtl-optimization/39938
24305 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24306 * cfgrtl.c: Include insn-attr.h.
24307 (rest_of_pass_free_cfg): New function.
24308 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24309 * resource.c (init_resource_info): Remove call to df_analyze.
24311 2009-04-29 Richard Guenther <rguenther@suse.de>
24314 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24315 allow conversion to signed integers.
24317 2009-04-29 Richard Guenther <rguenther@suse.de>
24319 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24320 shifts of floating point vectors if the shift amount is
24321 a constant multiple of the element size.
24323 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24324 Michael Matz <matz@suse.de>
24326 PR middle-end/39927
24328 * tree-outof-ssa.c (emit_partition_copy): New function.
24329 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24330 insert_part_to_rtx_on_edge): Perform the partition base var
24331 copy using emit_partition_copy.
24332 (insert_value_copy_on_edge): Convert constants to the right mode.
24333 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24334 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24336 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24338 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24339 scan backwards to try to find a constant to initialize it.
24341 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24342 insn before the loop_end instruction, don't look past labels.
24344 2009-04-29 Richard Guenther <rguenther@suse.de>
24346 PR middle-end/39937
24347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24348 loose type conversions.
24349 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24350 stmts only if there are no uses of its definition.
24352 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24354 * config/bfin/bfin.h (splitting_loops): Declare.
24355 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24356 Reorder bit definitions to be ascending.
24357 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24358 * config/bfin/bfin.c (splitting_loops): New variable.
24359 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24360 (struct loop_info): Remove members INIT and LOOP_INIT.
24361 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24362 the LSETUP sequence. Allow LC to be loaded from any register, but
24363 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24364 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24366 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24367 of reload_completed.
24370 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24372 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24374 * Makefile.in (PLUGIN_VERSION_H): New.
24375 (OBJS-common): Remove plugin-version.o.
24376 (plugin.o): Depend on (PLUGIN_VERSION_H).
24377 (plugin-version.o): Remove.
24378 * configure: Regenerate
24379 * configure.ac: Create plugin-version.h.
24380 * gcc-plugin.h (plugin_gcc_version): Remove.
24381 (plugin_default_version_check): Change signature.
24382 * plugin-version.c: Remove.
24383 * plugin.c: Include plugin-version.h.
24384 (str_plugin_gcc_version_name): Remove.
24385 (try_init_one_plugin): Pass gcc version to plugin_init.
24386 (plugin_default_version_check): Both gcc and plugin versions are now
24389 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24391 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24392 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24393 Remove special case testing for last insn of inner loops. Don't fail
24394 if the loop ends with a jump, emit an extra nop instead.
24396 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24397 DREGS rather than comparing directly. Remove code that tries to
24398 account for latencies.
24400 2009-04-29 Richard Guenther <rguenther@suse.de>
24402 PR tree-optimization/39941
24403 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24404 eliminating an indirect call.
24406 2009-04-29 Richard Guenther <rguenther@suse.de>
24408 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24409 parameter. Allow invariants as base if !require_lvalue.
24410 (verify_gimple_assign_single): Adjust.
24412 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24414 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24415 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24416 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24417 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24418 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24420 * config/bfin/bfin.c (bfin_expand_builtin,
24421 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24423 2009-04-28 Richard Guenther <rguenther@suse.de>
24425 * tree-vect-loop.c (get_initial_def_for_induction): Use
24426 correct types for pointer increment.
24428 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24430 * toplev.c (print_version): Update GMP version string calculation.
24432 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24434 PR rtl-optimization/39938
24435 * resource.c (init_resource_info): Add call to df_analyze.
24437 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24439 * config/alpha/alpha.md (usegp): Cast the result of
24440 alpha_find_lo_sum_using_gp to enum attr_usegp.
24441 * config/alpha/alpha.c (override_options): Remove end-of-structure
24442 marker element from cpu_table. Use array size of cpu_table to handle
24443 -mcpu and -mtune options.
24444 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24446 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24448 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24449 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24450 tune_32 and tune_64.
24451 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24452 support on PowerPC.
24453 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24454 * config/rs6000/option-defaults.h: ... here. New file.
24455 (OPT_64, OPT_32): Define.
24456 (MASK_64BIT): Define to 0 if not already defined.
24457 (OPT_ARCH64, OPT_ARCH32): Define.
24458 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24461 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24463 * config/arm/arm.c (arm_override_options): Emit error on using
24466 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24468 PR rtl-optimization/39914
24469 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24470 registers for allocnos created from user-defined variables only
24471 when not optimizing.
24473 2009-04-28 Richard Guenther <rguenther@suse.de>
24475 PR middle-end/39937
24476 * fold-const.c (fold_binary): Use distribute_real_division only
24479 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24481 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24482 add hpux-stdint.h to tm_file.
24483 (hppa[12]*-*-hpux11*): Ditto.
24484 (ia64*-*-hpux*): Ditto.
24485 * config/hpux-stdint.h: New.
24486 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24487 __STDC_EXT__ for all compiles.
24488 * config/pa/pa-hpux.h: Ditto.
24489 * config/pa/pa-hpux10.h: Ditto.
24490 * config/pa/pa-hpux11.h: Ditto.
24492 2009-04-28 Catherine Moore <clm@codesourcery.com>
24494 * debug.h (set_name): Add comment.
24496 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24499 * config/darwin.c (machopic_gen_offset): Check
24500 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24501 * config/arm/arm.c (require_pic_register): Likewise.
24503 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24505 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24506 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24507 m32c_promote_prototypes): Delete.
24509 2009-04-28 Michael Matz <matz@suse.de>
24511 PR middle-end/39922
24512 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24515 2009-04-28 Richard Guenther <rguenther@suse.de>
24517 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24519 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24521 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24522 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24523 * config/arm/arm-tune.md: Regenerate.
24525 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24527 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24528 block if there are complex incoming edges.
24529 (sel_merge_blocks): Remove useless assert.
24530 (sel_redirect_edge_and_branch): Check that edge was redirected.
24531 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24532 (sel_find_rgns): Delete declaration.
24533 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24534 the region when it is not a preheader.
24536 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24539 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24541 2009-04-28 Richard Guenther <rguenther@suse.de>
24543 * tree.h (SSA_NAME_VALUE): Remove.
24544 (struct tree_ssa_name): Remove value_handle member.
24545 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24546 array for jump threading.
24547 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24549 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24550 * tree-flow.h (threadedge_initialize_values): Declare.
24551 (threadedge_finalize_values): Likewise.
24552 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24553 (SSA_NAME_VALUE): Define.
24554 (threadedge_initialize_values): New function.
24555 (threadedge_finalize_values): Likewise.
24556 * tree-ssa-dom.c (ssa_name_values): New global variable.
24557 (SSA_NAME_VALUE): Define.
24558 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24560 2009-04-28 Ira Rosen <irar@il.ibm.com>
24562 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24563 Use REPORT_VECTORIZED_LOCATIONS instead
24564 REPORT_VECTORIZED_LOOPS.
24565 * tree-vectorizer.c (vect_verbosity_level): Make static.
24566 (vect_loop_location): Rename to vect_location.
24567 (vect_set_verbosity_level): Update comment.
24568 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24570 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24571 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24572 instead REPORT_UNVECTORIZED_LOOPS.
24573 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24574 and vect_loop_def to vect_external_def and vect_internal_def.
24575 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24576 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24577 REPORT_UNVECTORIZED_LOCATIONS.
24578 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24579 and vect_used_in_loop and to vect_unused_in_scope and
24580 vect_used_in_scope.
24581 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24582 (vect_verbosity_level): Remove declaration.
24583 (vect_analyze_operations): Likewise.
24584 (vect_analyze_stmt): Declare.
24585 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24586 REPORT_UNVECTORIZED_LOCATIONS.
24587 (vect_get_loop_niters): Fix indentation.
24588 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24589 (vect_analyze_loop_operations): New function.
24590 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24591 vect_analyze_operations.
24592 (vect_is_simple_reduction): Use new names.
24593 (vectorizable_live_operation, vect_transform_loop): Likewise.
24594 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24595 to specify whether the data references can be a part of interleaving
24597 (vect_analyze_data_ref_dependence): Use new names.
24598 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24599 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24600 * tree-vect-patterns.c (widened_name_p): Use new names.
24601 (vect_recog_dot_prod_pattern): Likewise.
24602 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24603 (process_use, vect_mark_stmts_to_be_vectorized,
24604 vect_model_simple_cost, vect_model_store_cost,
24605 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24606 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24607 vectorizable_operation, vectorizable_type_demotion,
24608 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24609 vectorizable_condition): Likewise.
24610 (vect_analyze_operations): Split into vect_analyze_loop_operations
24612 (vect_analyze_stmt): ... new function.
24613 (new_stmt_vec_info): Use new names.
24614 (vect_is_simple_use): Use new names and fix comment.
24615 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24616 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24618 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24621 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24622 and integer modes for x87 operands. Do not ICE for unsupported size,
24623 generate error instead. Generate error for unsupported operand types.
24624 ['z']: Do not handle HImode memory operands specially. Warning
24625 for floating-point operands. Fallthru to 'Z' for unsupported operand
24626 types. Do not ICE for unsupported size, generate error instead.
24627 (output_387_binary_op): Use %Z to output operands.
24628 (output_fp_compare): Ditto.
24629 (output_387_reg_move): Ditto.
24631 2009-04-28 Ben Elliston <bje@au.ibm.com>
24636 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24638 * builtins.c (c_strlen): Do not warn here.
24639 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24640 * c-common.c (pointer_int_sum): Take an explicit location.
24641 Warn about offsets out of bounds.
24642 * c-common.h (pointer_int_sum): Adjust declaration.
24644 2009-04-27 Ian Lance Taylor <iant@google.com>
24646 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24648 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24649 * df-core.c (df_set_flags): Change return type to int. Change
24650 type of old_flags to int.
24651 (df_clear_flags): Likewise.
24652 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24653 (df_get_conditional_uses): Likewise.
24654 * df.h (df_set_flags, df_clear_flags): Update declarations.
24655 * dwarf2out.c (struct indirect_string_node): Change type of form
24656 field to enum dwarf_form.
24657 (AT_string_form): Change return type to enum dwarf_form.
24658 * fixed-value.c (fixed_compare): Add cast to enum type.
24659 * fwprop.c (update_df): Change 0 to VOIDmode.
24660 * gensupport.c: Change 0 to UNKNOWN.
24661 * gimple.h (gimple_cond_code): Add cast to enum type.
24662 * haifa-sched.c (reemit_notes): Add cast to enum type.
24663 * hooks.c (hook_int_void_no_regs): Remove function.
24664 * hooks.h (hook_int_void_no_regs): Remove declaration.
24665 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24666 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24667 * real.c (real_arithmetic): Add cast to enum type.
24668 (real_compare): Likewise.
24669 * target.h (struct gcc_target): Change return type of
24670 branch_target_register_class to enum reg_class.
24671 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24672 default_branch_target_register_class.
24673 * targhooks.c (default_branch_target_register_class): New function.
24674 * targhooks.h (default_branch_target_register_class): Declare.
24675 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24676 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24678 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24680 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24681 vect_uninitialized_def. Change 0 to ERROR_MARK.
24682 * tree-vect-stmts.c (supportable_widening_operation): Don't
24683 initialize icode1 and icode2.
24684 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24685 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24687 (cmn_err_flag_specs): Change 0 to STD_C89.
24688 (cmn_err_char_table): Likewise.
24689 * config/arm/arm.c (get_arm_condition_code): Change type of code
24690 to enum arm_cond_code.
24691 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24692 (IWMMXT_BUILTIN2): Likewise.
24693 (neon_builtin_type_bits): Don't define typedef.
24694 (neon_builtin_datum): Change type of bits field to int.
24695 (arm_expand_neon_args): Add cast to enum type.
24696 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24698 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24699 casts to enum type.
24700 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24702 * config/mips/mips.md (jal_macro): Return enum constant.
24703 (single_insn): Likewise.
24704 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24706 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24707 casts to enum type.
24708 * config/s390/s390.c (s390_tune_flags): Change type to int.
24709 (s390_arch_flags): Likewise.
24710 (s390_handle_arch_option): Change flags field of struct pta to int.
24711 * config/s390/s390.h (s390_tune_flags): Update declaration.
24712 (s390_arch_flags): Likewise.
24713 * config/sh/sh.c (prepare_move_operands): Compare
24714 tls_symbolic_operand result with enum constant.
24715 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24716 (sh_expand_prologue): Add cast to enum type.
24717 (sh_expand_epilogue): Likewise.
24718 (tls_symbolic_operand): Change return type to enum tls_model.
24719 (fpscr_set_from_mem): Add cast to enum type.
24720 (legitimize_pic_address): Compare tls_symbolic_operand result with
24722 (sh_target_reg_class): Change return type to enum reg_class.
24723 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24725 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24726 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24727 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24728 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24729 (delayed_branch, tls_call_delay): Likewise.
24730 (eligible_for_sibcall_delay): Likewise.
24731 (eligible_for_return_delay): Likewise.
24732 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24733 (spu_expand_builtin_1): Likewise.
24735 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24736 for all types of conversions.
24737 (output_init_element): Issue -Wc++-compat warning if needed when
24738 initializing a bitfield with enum type.
24739 * c-parser.c (c_parser_expression): Set original_type to
24740 original_type of right hand operand of comma operator.
24742 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24744 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24746 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24747 * doc/cpp.texi (Standard Predefined Macros)
24748 (Implementation-defined behavior): Likewise.
24749 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24750 * doc/gimple.texi (GIMPLE Exception Handling)
24751 (@code{GIMPLE_ASSIGN}): Likewise.
24752 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24753 * doc/invoke.texi (Warning Options, Optimize Options)
24754 (AVR Options, Darwin Options): Likewise.
24755 (Optimize Options): Reformulate -fwhole-program description.
24756 * doc/loop.texi (Lambda): Likewise.
24757 * doc/md.texi (Output Template, Define Constraints)
24758 (Standard Names, Insn Splitting): Likewise.
24759 * doc/options.texi (Option properties): Likewise.
24760 * doc/passes.texi (Tree-SSA passes): Likewise.
24761 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24762 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24763 (File Names and DBX): Likewise.
24764 * doc/trouble.texi (Incompatibilities): Likewise.
24766 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24768 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24769 instruction is correct.
24771 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24773 Allow non-constant arguments to conversion intrinsics.
24774 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24775 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24776 * spu.c (print_operand): Handle 'v' and 'w'.
24777 (exp2_immediate_p, spu_gen_exp2): Define.
24778 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24779 spu_convtf_1): Update parameter descriptions.
24780 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24781 * constraints.md ('v', 'w'): New.
24782 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24784 (i2f, I2F): New define_mode_attr.
24785 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24786 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24787 fixuns_truncv4sfv4si2): Update to use mode attribute.
24788 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24789 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24790 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24791 patterns for combine.
24793 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24795 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24796 (cprop, hoist, pre, store_motion): New debug counters.
24797 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24798 is not an RTL pass anymore.
24799 (pass_profiling): Remove extern decl for pass removed in 2005.
24800 (pass_gcse, pass_jump_bypass): Remove.
24801 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24802 to 0 for clean state.
24803 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24804 * cse.c (gate_handle_cse_after_global_opts,
24805 rest_of_handle_cse_after_global_opts): New functions.
24806 (pass_cse_after_global_opts): New pass, does local CSE.
24807 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24808 (TV_CPROP): New timevar.
24809 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24810 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24811 (gcse_main, recompute_all_luids): Remove.
24812 (compute_hash_table_work): Call max_reg_num instead of reading
24814 (cprop_jump): Don't set run_jump_opt_after_gcse.
24815 (constprop_register): Always allow to alter jumps.
24816 (cprop_insn): Likewise.
24817 (do_local_cprop): Likewise.
24818 (local_cprop_pass): Likewise. Return non-zero if something changed.
24819 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24820 (find_implicit_sets): Add note about missed optimization opportunity.
24821 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24822 pass_rtl_cprop execute function.
24823 Don't bother tracking the pass number, each pass gets its own dumpfile
24825 Always allow to alter jumpsand bypass jumps.
24826 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24827 will just find no suitable set.
24828 (pre_edge_insert): Fix dumping, this function is for PRE only.
24829 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24830 pass_rtl_pre execute function.
24831 (hoist_code): Return non-zero if something changed. Keep track of
24832 substitutions and insertions for statistics gathering similar to PRE.
24833 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24834 called from the pass_rtl_hoist execute function. Show pass statistics.
24835 (compute_store_table): Use max_reg_num directly instead of using the
24836 formerly global max_gcse_regno.
24837 (build_store_vectors): Likewise.
24838 (replace_store_insn): Fix dumping.
24839 (store_motion): Rename to ...
24840 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24841 pass, called from the pass_rtl_store_motion execute function. Keep
24842 track of substitutions and insertions for statistics gathering similar
24844 (bypass_jumps): Remove, fold interesting bits into ...
24845 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24846 from the pass_rtl_cprop execute function.
24847 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24848 pass_jump_bypass): Remove.
24849 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24850 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24851 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24852 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24853 (gate_rtl_store_motion, execute_rtl_store_motion,
24854 pass_rtl_store_motion): New.
24855 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24856 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24857 * passes.c (init_optimization_passes): Remove pass_gcse and
24858 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24859 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24860 instead of pass_jump_bypass.
24862 2009-04-27 Richard Guenther <rguenther@suse.de>
24864 PR middle-end/39928
24865 * gimplify.c (gimplify_expr): If we are required to create
24866 a temporary make sure it ends up as register.
24868 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24871 * config/i386/i386.c (construct_container): Don't call
24872 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24873 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24875 2009-04-27 Michael Matz <matz@suse.de>
24877 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24878 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24879 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24880 (dump_replaceable_exprs): Take a bitmap.
24881 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24883 (expand_gimple_basic_block): Likewise.
24884 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24885 replaceable_expressions member a bitmap.
24886 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24887 (mark_replaceable): Likewise.
24888 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24889 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24891 2009-04-27 Richard Guenther <rguenther@suse.de>
24893 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24894 (verify_stmts): Dispatch to gimple/type verification code.
24895 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24896 issue with call argument types.
24898 2009-04-27 Michael Matz <matz@suse.de>
24900 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24901 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24904 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24905 Eric Botcazou <ebotcazou@adacore.com>
24907 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24908 a label's basic block.
24909 (mark_target_live_regs): Tidy and rework obsolete comments.
24910 Change back DF problem to LIVE. If a label starts a basic block,
24911 assume that all registers that used to be live then still are.
24912 (init_resource_info): If a label starts a basic block, set its
24913 BLOCK_FOR_INSN accordingly.
24914 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24916 2009-04-27 Richard Guenther <rguenther@suse.de>
24918 * tree-flow-inline.h (function_ann): Remove.
24919 (get_function_ann): Likewise.
24920 * tree-dfa.c (create_function_ann): Remove.
24921 * tree-flow.h (struct static_var_ann_d): Remove.
24922 (struct function_ann_d): Likewise.
24923 (union tree_ann_d): Remove fdecl member.
24924 (function_ann_t): Remove.
24925 (function_ann, get_function_ann, create_function_ann): Remove
24928 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24930 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24932 2009-04-27 Jan Hubicka <jh@suse.cz>
24934 * ipa-pure-const.c (struct funct_state_d): New fields
24935 state_previously_known, looping_previously_known; remove
24936 state_set_in_source.
24937 (analyze_function): Use new fields.
24938 (propagate): Avoid assumption that state_set_in_source imply
24941 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24942 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24943 * cfgloop.h (finite_loop_p): Declare.
24945 2009-04-26 Michael Matz <matz@suse.de>
24947 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24949 2009-04-26 Michael Matz <matz@suse.de>
24951 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24952 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24953 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24954 pass_mark_used_blocks): Remove.
24955 * tree-optimize.c (pass_free_datastructures,
24956 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24957 * passes.c (init_optimization_passes): Don't call
24958 pass_mark_used_blocks, remove dead code.
24960 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24962 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24963 * tree-ssa-live.h (register_ssa_partition): Likewise.
24965 2009-04-26 Michael Matz <matz@suse.de>
24968 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24969 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24970 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24972 (compare_pairs): Swap cost comparison.
24973 (coalesce_ssa_name): Don't use change_partition_var.
24974 * tree-nrv.c (struct nrv_data): Add modified member.
24975 (finalize_nrv_r): Set it.
24976 (tree_nrv): Use it to update statements.
24977 (pass_nrv): Require PROP_ssa.
24978 * tree-mudflap.c (mf_decl_cache_locals,
24979 mf_build_check_statement_for): Use make_rename_temp.
24980 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24981 * alias.c (find_base_decl): Handle SSA names.
24982 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24983 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24984 * rtl.h (set_reg_attrs_for_parm): Declare.
24985 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24986 to "optimized", remove unused locals at finish.
24987 (execute_free_datastructures): Make global, call
24988 delete_tree_cfg_annotations.
24989 (execute_free_cfg_annotations): Don't call
24990 delete_tree_cfg_annotations.
24992 * ssaexpand.h: New file.
24993 * expr.c (toplevel): Include ssaexpand.h.
24994 (expand_assignment): Handle SSA names the same as register variables.
24995 (expand_expr_real_1): Expand SSA names.
24996 * cfgexpand.c (toplevel): Include ssaexpand.h.
24997 (SA): New global variable.
24998 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24999 (SSAVAR): New macro.
25000 (set_rtl): New helper function.
25001 (add_stack_var): Deal with SSA names, use set_rtl.
25002 (expand_one_stack_var_at): Likewise.
25003 (expand_one_stack_var): Deal with SSA names.
25004 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25005 before unique numbers.
25006 (expand_stack_vars): Use set_rtl.
25007 (expand_one_var): Accept SSA names, add asserts for them, feed them
25008 to above subroutines.
25009 (expand_used_vars): Expand all partitions (without default defs),
25010 then only the local decls (ignoring those expanded already).
25011 (expand_gimple_cond): Remove edges when jumpif() expands an
25012 unconditional jump.
25013 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25014 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25016 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25017 members of SA; deal with PARM_DECL partitions here; expand
25018 all PHI nodes, free tree datastructures and SA. Commit instructions
25019 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25020 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25021 info and statements at start, collect garbage at finish.
25022 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25023 (VAR_ANN_PARTITION) Remove.
25024 (change_partition_var): Don't declare.
25025 (partition_to_var): Always return SSA names.
25026 (var_to_partition): Only accept SSA names.
25027 (register_ssa_partition): Only check argument.
25028 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25030 (delete_var_map): Don't free it.
25031 (var_union): Only accept SSA names, simplify.
25032 (partition_view_init): Mark only useful SSA names as used.
25033 (partition_view_fini): Only deal with SSA names.
25034 (change_partition_var): Remove.
25035 (dump_var_map): Use ssa_name instead of partition_to_var member.
25036 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25038 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25039 (struct _elim_graph): New member const_dests; nodes member vector of
25041 (set_location_for_edge): New static helper.
25042 (create_temp): Remove.
25043 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25044 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25045 (new_elim_graph): Allocate const_dests member.
25046 (clean_elim_graph): Truncate const_dests member.
25047 (delete_elim_graph): Free const_dests member.
25048 (elim_graph_size): Adapt to new type of nodes member.
25049 (elim_graph_add_node): Likewise.
25050 (eliminate_name): Likewise.
25051 (eliminate_build): Don't take basic block argument, deal only with
25052 partition numbers, not variables.
25053 (get_temp_reg): New static helper.
25054 (elim_create): Use it, deal with RTL temporaries instead of trees.
25055 (eliminate_phi): Adjust all calls to new signature.
25056 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25057 (rewrite_trees): Only do checking.
25058 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25059 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25060 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25061 contains_tree_r, MAX_STMTS_IN_LATCH,
25062 process_single_block_loop_latch, analyze_edges_for_bb,
25063 perform_edge_inserts): Remove.
25064 (expand_phi_nodes): New global function.
25065 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25066 functions, initialize new parameter, remember partitions having a
25068 (finish_out_of_ssa): New global function.
25069 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25070 don't reset in_ssa_p here, don't disable TER when mudflap.
25071 (pass_del_ssa): Remove.
25072 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25074 (execute_free_datastructures): Declare.
25075 * Makefile.in (SSAEXPAND_H): New variable.
25076 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25077 * basic-block.h (commit_one_edge_insertion): Declare.
25078 * passes.c (init_optimization_passes): Move pass_nrv and
25079 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25080 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25081 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25082 (redirect_branch_edge): Deal with super block when expanding, split
25083 out jump patching itself into ...
25084 (patch_jump_insn): ... here, new static helper.
25086 2009-04-26 Michael Matz <matz@suse.de>
25088 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25089 beyond num_ssa_names.
25090 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25091 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25093 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25095 PR inline-asm/39543
25096 * fwprop.c (forward_propagate_asm): New function.
25097 (forward_propagate_and_simplify): Propagate also into __asm, if it
25098 doesn't increase the number of referenced registers.
25101 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25103 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25105 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25106 note_nonlocal_vla_type for nonlocal VLAs.
25107 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25108 contains_remapped_vars, remap_vla_decls): New functions.
25109 (convert_nonlocal_reference_stmt): If not optimizing, call
25110 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25111 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25112 if it wasn't found in var_map.
25113 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25114 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25115 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25117 * gimplify.c (nonlocal_vlas): New variable.
25118 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25120 (gimplify_body): Create and destroy nonlocal_vlas.
25122 * dwarf2out.c (loc_descr_plus_const): New function.
25123 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25124 mem_loc_descriptor, loc_descriptor_from_tree_1,
25125 descr_info_loc, gen_variable_die): Use it.
25127 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25128 !TREE_STATIC VAR_DECLs.
25129 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25130 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25131 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25132 DECL_BY_REFERENCE is valid.
25133 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25134 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25135 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25136 Copy DECL_BY_REFERENCE.
25137 (struct nesting_copy_body_data): New type.
25138 (nesting_copy_decl): New function.
25139 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25140 if they have variable length.
25142 2009-04-26 Michael Matz <matz@suse.de>
25144 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25145 mark new temporaries for renaming.
25147 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25150 * c-decl.c (global_bindings_p): Return negative value.
25151 (c_variable_size): New. Based on variable_size from
25153 (grokdeclarator): Call c_variable_size not variable_size.
25155 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25157 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25159 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25161 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25162 Redefine it to just use mingw/include.
25163 (ASM_SPEC): Rules for -m32 and -m64.
25164 (LINK_SPEC): Use Likewise.
25165 (SPEC_32): New define.
25166 (SPEC_64): Likewise.
25167 (SUB_LINK_SPEC): Likewise.
25168 (MULTILIB_DEFAULTS): New define.
25169 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25170 Add multilib options.
25171 (MULTILIB_DIRNAMES): Likewise.
25172 (MULTILIB_OSDIRNAMES): Likewise.
25173 (LIBGCC): Likewise.
25174 (INSTALL_LIBGCC): Likewise.
25176 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25179 * c-tree.h (enum c_inline_static_type): New.
25180 (record_inline_static): Declare.
25181 * c-decl.c (struct c_inline_static, c_inline_statics,
25182 record_inline_static, check_inline_statics): New.
25183 (pop_file_scope): Call check_inline_statics.
25184 (start_decl): Call record_inline_static instead of pedwarning
25185 directly for static in inline function.
25186 * c-typeck.c (build_external_ref): Call record_inline_static
25187 instead of pedwarning directly for static referenced in inline
25190 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25192 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25193 not new but only being rescanned.
25194 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25195 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25196 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25197 record_set_info, compute_set, grealloc): Remove.
25198 (recompute_all_luids): New function.
25199 (gcse_main): Don't compute sets, and don't do related memory
25200 allocations/free-ing. If something changed before the end of the
25201 pass, update LUIDs using recompute_all_luids.
25202 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25203 (free_gcse_mem): Don't free it either.
25204 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25205 Use the df insn LUIDs.
25206 (load_killed_in_block): Likewise.
25207 (compute_hash_table_work): Don't compute reg_set_in_block.
25208 (compute_transp): Use DF_REG_DEF_CHAINs.
25209 (local_cprop_pass): Don't use compute_sets and related functions.
25210 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25211 Use get_max_uid() instead of max_cuid.
25212 (insert_insn_end_basic_block, pre_insert_copy_insn,
25213 update_ld_motion_stores): Don't try to
25214 keep reg_set tables up to date.
25215 (pre_insert_copies): Use df insn LUIDs.
25216 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25217 (reg_set_info): Don't use extra bitmap argument.
25218 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25219 information to compute regs_set_in_block.
25220 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25221 (bypass_jumps): Don't use compute_sets and friends.
25223 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25226 * opts.c (undocumented_msg): Do not leave blank even with
25229 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25231 * c-decl.c (build_enumerator): Allow values folding to integer
25232 constants but not integer constant expressions with a pedwarn if
25235 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25238 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25239 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25240 type is an integer constant.
25242 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25245 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25248 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25251 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25252 with variably modified return type and no storage class
25253 specifiers, except for the case of nested functions. Distinguish
25254 extern declarations of functions with variably modified return
25255 types from those of objects with variably modified types.
25257 2009-04-25 Jan Hubicka <jh@suse.cz>
25259 * tree.c (list_equal_p): New function.
25260 * tree.h (list_equal_p): Declare.
25261 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25262 basic_block_def, basic_block, const_basic_block): New.
25263 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25264 (redirect_eh_edge): New function.
25265 (make_eh_edge_update_phi): EH edges are not abnormal.
25266 * except.c: Include tree-flow.h.
25267 (list_match): New function.
25268 (eh_region_replaceable_by_p): New function.
25269 (replace_region): New function.
25270 (hash_type_list): New function.
25271 (hash_eh_region): New function.
25272 (eh_regions_equal_p): New function.
25273 (merge_peers): New function.
25274 (remove_unreachable_regions): Verify EH tree when checking;
25276 (copy_eh_region_1): New function.
25277 (copy_eh_region): New function.
25278 (push_reachable_handler): New function.
25279 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25280 regions without label but with live RESX.
25281 * except.h (redirect_eh_edge_to_label): New.
25282 * tree-flow.h (redirect_eh_edge): New.
25283 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25284 basic_block_def, basic_block, const_basic_block): Remove.
25285 * Makefile.in (except.o): Add dependency on tree-flow.h
25286 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25287 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25290 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25293 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25294 on the destination of memcpy.
25296 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25298 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25299 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25300 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25302 2009-04-25 Jan Hubicka <jh@suse.cz>
25304 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25305 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25306 to be reached by different label than left.
25307 (update_eh_edges): Update comment; remove edge_to_remove if possible
25308 and return true if suceeded.
25309 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25310 (cleanup_eh): Compute sharing map.
25311 * except.c (remove_eh_handler_and_replace): Add argument if we should
25313 (remove_unreachable_regions): Update for label sharing.
25314 (label_to_region_map): Likewise.
25315 (get_next_region_sharing_label): New function.
25316 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25318 (remove_eh_handler): Update.
25319 (remove_eh_region_and_replace_by_outer_of): New function.
25320 * except.h (struct eh_region): Add next_region_sharing_label.
25321 (remove_eh_region_and_replace_by_outer_of,
25322 get_next_region_sharing_label): Declare.
25323 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25325 2009-04-25 Jan Hubicka <jh@suse.cz>
25327 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25328 insert code even if they are not critical.
25330 2009-04-25 Jan Hubicka <jh@suse.cz>
25332 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25333 (gimple_can_remove_branch_p): EH edges won't remove branch by
25335 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25336 updating of non-abnormal EH edges.
25337 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25338 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25339 (split_critical_edges): Split also edges where emitting code on them
25340 will lead to splitting later.
25342 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25343 H.J. Lu <hongjiu.lu@intel.com>
25346 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25347 the configured assembler supports fildq and fistpq mnemonics.
25348 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25349 * configure: Regenerated.
25350 * config.in: Ditto.
25352 * config/i386/i386.c (print_operand): Handle 'Z'.
25353 ['z']: Remove handling of special fild/fist suffixes.
25354 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25355 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25356 suffix of fild insn.
25357 (*floatsi<mode>2_vector_mixed): Ditto.
25358 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25359 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25360 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25361 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25362 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25364 2009-04-25 Ben Elliston <bje@au.ibm.com>
25366 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25367 the source of a set operation.
25369 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25371 * target.h (struct gcc_target): Add case_values_threshold field.
25372 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25373 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25374 * targhooks.c (default_case_values_threshold): New function.
25375 * targhooks.h (default_case_values_threshold): Declare function.
25376 * stmt.c (expand_case): Use case_values_threshold target hook.
25377 * expr.h (case_values_threshold): Remove declartation.
25378 * expr.c (case_values_threshold): Remove function.
25379 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25381 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25382 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25383 (avr_case_values_threshold): Declare as static.
25384 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25386 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25387 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25388 (mn10300_case_values_threshold): New function.
25390 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25392 * ira.c (setup_cover_and_important_classes): Add enum cast.
25394 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25396 * genpreds.c (write_enum_constraint_num): Output definition of
25397 CONSTRAINT_NUM_DEFINED_P macro.
25398 * ira.c (setup_cover_and_important_classes): Use
25399 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25401 2009-04-24 DJ Delorie <dj@redhat.com>
25403 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25404 __SH2A_SINGLE_ONLY__ also.
25406 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25408 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25409 (movdf_internal): Ditto.
25410 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25411 SFmode and DFmode constants.
25412 (ia64_print_operand): Add 'G' format for printing
25413 floating point constants.
25415 2009-04-24 Richard Guenther <rguenther@suse.de>
25417 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25418 from unsigned additions.
25420 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25422 * c-typeck.c (set_init_index): Allow array designators that are
25423 not integer constant expressions with a pedwarn if pedantic.
25425 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25427 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25428 zero if no overlap in nonzero bits between the operands.
25430 2009-04-24 Ian Lance Taylor <iant@google.com>
25432 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25433 (record_dead_and_set_regs): Likewise.
25434 * df.h (struct df_mw_hardreg): Change flags field to int.
25435 (struct df_base_ref): Likewise.
25436 (struct df): Change changeable_flags field to int.
25437 * df-scan.c (df_defs_record): Change clobber_flags to int.
25438 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25439 constants rather than #define macros.
25440 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25441 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25442 (enum dwarf_calling_convention): Likewise.
25443 (enum dwarf_line_number_x_ops): Likewise.
25444 (enum dwarf_call_frame_info): Likewise.
25445 (enum dwarf_source_language): Likewise.
25446 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25447 (add_calling_convention_attribute): Likewise.
25448 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25449 (combine_comparisons): Change compcode to int. Add cast to enum type.
25450 * genrecog.c (maybe_both_true_2): Change c to int.
25451 (write_switch): Likewise. Add cast to enum type.
25452 * gimplify.c (gimplify_omp_for): Handle return values from
25453 gimplify_expr using MIN rather than bitwise or.
25454 (gimplify_expr): Add cast to enum type.
25455 * ipa-prop.c (update_jump_functions_after_inlining): Change
25456 IPA_BOTTOM to IPA_JF_UNKNOWN.
25457 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25458 Add casts to enum type.
25459 (setup_cover_and_important_classes): Change cl to int. Add casts
25461 (setup_class_translate): Change cl and mode to int.
25462 (ira_init_once): Change mode to int.
25463 (free_register_move_costs): Likewise.
25464 (setup_prohibited_mode_move_regs): Add casts to enum type.
25465 * langhooks.c (add_builtin_function_common): Rework assertion that
25466 value fits bitfield.
25467 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25468 * omega.c (omega_do_elimination): Avoid math on enum types.
25469 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25470 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25471 int local to handle integral_argment value.
25472 * regmove.c (try_auto_increment): Change PUT_MODE to
25474 * reload.c (push_secondary_reload): Add casts to enum type.
25475 (secondary_reload_class, find_valid_class): Likewise.
25476 * reload1.c (emit_input_reload_insns): Likewise.
25477 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25478 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25479 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25481 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25482 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25484 (expand_complex_libcall): Add casts to enum type.
25485 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25486 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25487 with ERROR_MARK, not NUM_TREE_CODES.
25488 (vect_create_epilog_for_reduction): Likewise.
25489 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25490 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25491 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25493 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25494 vect_unused_in_loop. Change 0 to loop_vect.
25495 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25496 * var-tracking.c (get_init_value): Change return type to enum
25498 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25499 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25501 (arm_override_options): Add casts to enum type.
25502 (arm_emit_tls_decoration): Likewise.
25503 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25505 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25506 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25507 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25509 * config/s390/s390.c (code_for_builtin_64): Change to array of
25511 (code_for_builtin_31): Likewise.
25512 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25514 * config/sparc/sparc.c (sparc_override_options): Change value
25515 field in struct code_model to enum cmodel. In initializer change
25516 0 to NULL and add cast to enum type.
25518 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25519 Change all callers. Issue a -Wc++-compat warning using
25520 lhs_origtype if necessary.
25521 (convert_for_assignment): Issue -Wc++-compat warnings about
25522 invalid conversions to enum type on assignment.
25523 * c-common.h (build_modify_expr): Update declaration.
25525 2009-04-24 Nick Clifton <nickc@redhat.com>
25527 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25528 (function_arg_advance): Likewise.
25529 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25532 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25534 * config/s390/constraints.md ('I', 'J'): Fix condition.
25536 2009-04-24 Diego Novillo <dnovillo@google.com>
25538 * gengtype-parse.c (parse_error): Add newline after message.
25540 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25542 * config/i386/sse.md (avxmodesuffixs): Removed.
25543 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25544 (*avx_pinsr<ssevecsize>): This.
25546 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25548 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25549 follow chains of regs with a single definition, and allow expressions
25550 that are function_invariant_p.
25551 (simple_rhs_p): Allow expressions that are function_invariant_p.
25553 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25555 PR middle-end/39867
25556 * fold-const.c (fold_cond_expr_with_comparison): When folding
25557 > and >= to MAX, make sure the MAX uses the same type as the
25558 comparison's operands.
25560 2009-04-24 Nick Clifton <nickc@redhat.com>
25562 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25563 addressing for DImode accesses.
25564 (frv_print_operand_address): Handle PLUS case.
25565 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25567 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25569 PR rtl-optimization/39794
25570 * alias.c (canon_true_dependence): Add x_addr argument.
25571 * rtl.h (canon_true_dependence): Adjust prototype.
25572 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25573 * cselib.c (cselib_invalidate_mem): Likewise.
25574 * gcse.c (compute_transp): Likewise.
25575 * dse.c (scan_reads_nospill): Likewise.
25576 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25577 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25578 canon_base_addr of the group, plus optional offset.
25579 (struct group_info): Rename canon_base_mem to
25581 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25582 canon_rtx of base_mem.
25584 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25586 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25587 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25589 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25591 * config/spu/spu-builtins.h: Delete file.
25593 * config/spu/spu.h (enum spu_builtin_type): Move here from
25595 (struct spu_builtin_description): Likewise. Add GTY marker.
25596 Do not use enum spu_function_code or enum insn_code.
25597 (spu_builtins): Add extern declaration.
25599 * config/spu/spu.c: Do not include "spu-builtins.h".
25600 (enum spu_function_code, enum spu_builtin_type_index,
25601 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25602 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25603 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25604 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25605 (spu_builtin_types): Make static. Add GTY marker.
25606 (spu_builtins): Add extern declaration with GTY marker.
25607 Include "gt-spu.h".
25609 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25610 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25611 Check programmatically whether all parameters are scalar.
25613 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25615 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25617 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25618 assignment from the constructor either if the target is volatile.
25620 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25622 * config/arm/arm.md (insv): Do not share operands[0].
25624 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25626 * config/vxlib-tls.c (active_tls_threads): Delete.
25627 (delete_hook_installed): New.
25628 (tls_delete_hook): Don't delete the delete hook.
25629 (tls_destructor): Delete it here.
25630 (__gthread_set_specific): Adjust installing the delete hook.
25631 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25632 __gthread_leave_tsd_dtor_context.
25634 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25636 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25638 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25640 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25642 (alpha_rtx_costs): Ditto.
25643 (emit_unlikely_jump): Use add_reg_note.
25644 (emit_frame_store_1): Ditto.
25645 (alpha_expand_prologue): Ditto.
25646 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25647 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25649 2009-04-23 Nick Clifton <nickc@redhat.com>
25651 * config/v850/v850.md (epilogue): Remove suppressed code.
25652 (return): Rename to return_simple and remove test of frame size.
25653 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25654 to gen_return_simple.
25656 2009-04-22 Jing Yu <jingyu@google.com>
25659 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25661 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25664 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25665 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25666 value is a VECTOR_CST, the element type is the element type of the
25669 2009-04-22 DJ Delorie <dj@redhat.com>
25671 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25673 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25675 * alias.c (find_base_term): Move around LO_SUM case, so that
25676 CONST falls through into PLUS/MINUS handling.
25679 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25680 into 0, use omit_one_operand.
25682 2009-04-23 Ben Elliston <bje@au.ibm.com>
25684 * config/rs6000/linux-unwind.h (get_regs): Remove type
25685 puns. Change the type of `pc' to an array of unsigned ints and
25686 update all users. Constify frame24.
25688 2009-04-22 DJ Delorie <dj@redhat.com>
25690 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25691 declarations before code.
25692 (current_function_special_page_vector): Likewise.
25693 (m32c_expand_insv): Silence a warning.
25695 2009-04-21 Taras Glek <tglek@mozilla.com>
25697 * alias.c: Update GTY annotations to new syntax.
25698 * basic-block.h: Likewise.
25699 * bitmap.h: Likewise.
25700 * c-common.h: Likewise.
25701 * c-decl.c: Likewise.
25702 * c-parser.c: Likewise.
25703 * c-pragma.c: Likewise.
25704 * c-tree.h: Likewise.
25705 * cfgloop.h: Likewise.
25706 * cgraph.h: Likewise.
25707 * config/alpha/alpha.c: Likewise.
25708 * config/arm/arm.h: Likewise.
25709 * config/avr/avr.h: Likewise.
25710 * config/bfin/bfin.c: Likewise.
25711 * config/cris/cris.c: Likewise.
25712 * config/darwin.c: Likewise.
25713 * config/frv/frv.c: Likewise.
25714 * config/i386/i386.c: Likewise.
25715 * config/i386/i386.h: Likewise.
25716 * config/i386/winnt.c: Likewise.
25717 * config/ia64/ia64.h: Likewise.
25718 * config/iq2000/iq2000.c: Likewise.
25719 * config/mips/mips.c: Likewise.
25720 * config/mmix/mmix.h: Likewise.
25721 * config/pa/pa.c: Likewise.
25722 * config/pa/pa.h: Likewise.
25723 * config/rs6000/rs6000.c: Likewise.
25724 * config/s390/s390.c: Likewise.
25725 * config/sparc/sparc.c: Likewise.
25726 * config/xtensa/xtensa.c: Likewise.
25727 * cselib.h: Likewise.
25728 * dbxout.c: Likewise.
25729 * dwarf2out.c: Likewise.
25730 * except.c: Likewise.
25731 * except.h: Likewise.
25732 * fixed-value.h: Likewise.
25733 * function.c: Likewise.
25734 * function.h: Likewise.
25735 * gimple.h: Likewise.
25736 * integrate.c: Likewise.
25737 * optabs.c: Likewise.
25738 * output.h: Likewise.
25739 * real.h: Likewise.
25741 * stringpool.c: Likewise.
25742 * tree-data-ref.c: Likewise.
25743 * tree-flow.h: Likewise.
25744 * tree-scalar-evolution.c: Likewise.
25745 * tree-ssa-address.c: Likewise.
25746 * tree-ssa-alias.h: Likewise.
25747 * tree-ssa-operands.h: Likewise.
25748 * tree.c: Likewise.
25749 * tree.h: Likewise.
25750 * varasm.c: Likewise.
25751 * varray.h: Likewise.
25753 * coretypes.h: Do not define GTY macro if it is already defined.
25754 * doc/gty.texi: Update GTY documentation to new syntax.
25755 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25756 annotations on structs.
25757 * gengtype-parse.c: Likewise.
25759 2009-04-22 Mark Heffernan <meheff@google.com>
25761 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25763 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25765 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25768 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25770 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25771 the same as a PLUS without a shift. Increase the cost of a
25774 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25776 * Makefile.in: Update dependencies.
25777 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25778 * errors.h: Remove bogus comment about compatibility.
25779 (warning): Update declaration.
25780 * genautomata.c: Update all calls to warning.
25781 * gimple.c: Do not include errors.h. Include toplev.h.
25782 * tree-ssa-structalias.c: Do not include errors.h.
25783 * omega.c: Likewise.
25784 * tree-ssa-reassoc.c: Likewise.
25785 * config/spu/spu-c.c: Likewise.
25786 * config/spu/t-spu-elf: Update dependencies.
25788 2009-04-22 Richard Guenther <rguenther@suse.de>
25790 PR tree-optimization/39824
25791 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25792 make sure the types are compatible.
25794 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25797 * c-common.c (c_parse_error): Take a token_flags parameter.
25798 Use token_type for the token type instead.
25799 Pass token_flags to cpp_type2name.
25800 * c-common.h (c_parse_error): Update declaration.
25801 * c-parser.c (c_parser_error): Pass 0 as token flags.
25803 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25805 PR rtl-optimization/39580
25806 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25808 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25810 * function.c (expand_function_end): Do not emit a jump to the "naked"
25811 return label for fall-through returns.
25812 * except.c (sjlj_emit_function_exit): Always place the call to the
25813 unregister function at the location installed by expand_function_end.
25815 2009-04-22 Richard Guenther <rguenther@suse.de>
25817 PR tree-optimization/39845
25818 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25819 (gen_inbound_check): Likewise.
25821 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25823 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25825 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25826 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25828 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25830 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25831 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25832 shift counts to avoid out-of-bounds array accesses.
25834 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25836 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25837 (Pmode): Move above.
25839 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25841 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25842 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25843 GET_CODE macro. Use IN_RANGE macro where appropriate.
25844 * config/alpha/alpha.h: Ditto.
25845 * config/alpha/alpha.md: Ditto.
25846 * config/alpha/constraints.md: Ditto.
25847 * config/alpha/predicates.md: Ditto.
25849 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25851 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25852 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25853 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25854 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25855 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25856 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25857 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25858 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25859 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25860 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25861 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25862 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25863 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25864 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25865 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25866 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25867 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25868 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25869 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25870 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25871 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25872 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25873 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25874 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25875 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25876 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25877 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25879 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25881 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25882 references from comments.
25883 * cfgbuild.c (count_basic_blocks): Delete.
25884 (find_basic_blocks_1): Delete.
25885 (find_basic_blocks): Delete.
25886 * except.c (finish_eh_generation): Make static. Move comment from
25887 except.h here. Remove find_basic_blocks references from comments.
25888 * except.h (finish_eh_generation): Delete.
25889 * basic-block.h (find_basic_blocks): Delete.
25890 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25892 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25894 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25895 (sdbout_parms): Likewise.
25897 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25899 * config/sh/sh.c (prepare_cbranch_operands): Use
25900 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25901 (expand_cbranchdi4): Likewise.
25902 (from_compare): Add cast to enum type.
25903 (expand_cbranchsi4): Use add_reg_note.
25904 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25905 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25906 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25907 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25908 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25909 instead of CODE_FOR_nothing.
25910 (cbranchdi4): Likewise. Fix the order of arguments for
25912 (push_fpscr): Use add_reg_note.
25913 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25914 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25916 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25918 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25919 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25920 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25921 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25922 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25923 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25924 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25925 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25926 config/alpha/x-vms, config/arc/t-arc,
25927 config/arm/README-interworking, config/arm/arm-c.c,
25928 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25929 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25930 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25931 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25932 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25933 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25934 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25935 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25936 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25937 config/cris/t-elfmulti, config/crx/t-crx,
25938 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25939 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25940 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25941 config/h8300/t-h8300, config/i386/athlon.md,
25942 config/i386/darwin-libgcc.10.4.ver,
25943 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25944 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25945 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25946 config/i386/t-linux64, config/i386/t-nwld,
25947 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25948 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25949 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25950 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25951 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25952 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25953 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25954 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25955 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25956 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25957 config/m68k/t-uclinux, config/mcore/t-mcore,
25958 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25959 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25960 config/mips/crtn.asm, config/mips/irix-crti.asm,
25961 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25962 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25963 config/mips/mips-fixed.md, config/mips/sb1.md,
25964 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25965 config/mips/t-iris6, config/mips/t-isa3264,
25966 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25967 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25968 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25969 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25970 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25971 config/mn10300/t-linux, config/mn10300/t-mn10300,
25972 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25973 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25974 config/picochip/libgccExtras/clzsi2.asm,
25975 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25976 config/rs6000/darwin-libgcc.10.4.ver,
25977 config/rs6000/darwin-libgcc.10.5.ver,
25978 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25979 config/rs6000/t-aix43, config/rs6000/t-aix52,
25980 config/rs6000/t-darwin, config/rs6000/t-fprules,
25981 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25982 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25983 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25984 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25985 config/rs6000/t-rtems, config/rs6000/t-spe,
25986 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25987 config/score/t-score-elf, config/sh/divcost-analysis,
25988 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25989 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25990 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25991 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25992 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25993 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25994 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25995 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25996 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25997 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25998 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25999 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26000 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26001 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26002 * config/h8300/genmova.sh: Include copyright and license notices
26003 in generated output.
26004 * config/h8300/mova.md: Regenerate.
26005 * doc/install.texi2html: Include word "Copyright" in copyright
26006 notice and use name "Free Software Foundation, Inc.".
26007 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26008 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26009 ChangeLog-2007, ChangeLog-2008: Correct dates.
26011 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26013 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26014 NE_EXPR operations as well.
26015 * c-parser.c (c_parser_condition): Do not set location information on
26017 (c_parser_conditional_expression): Likewise.
26018 (c_parser_binary_expression): Set location information on operators.
26019 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26020 TRUTH_NOT_EXPR has been folded.
26021 * fold-const.c (fold_truth_not_expr): Copy location information from
26022 the incoming expression to the outgoing one.
26023 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26024 recursive calls on the LHS of the operator but pass that of the
26025 operator to recursive calls on the RHS of the operator. Set it
26027 (shortcut_cond_expr): Set the locus of the operator on the second
26028 COND_EXPR and that of the expression on the first in degenerate cases.
26029 Pass the locus of the expression to calls to shortcut_cond_r.
26030 Set the locus of the 'then' block on the associated jump, if any.
26031 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26032 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26033 expression to call to gimplify_boolean_expr.
26035 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26037 * config.gcc: Add additional configuration for
26038 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26039 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26040 (CPP_SPEC): Redefine for allowing -municode option.
26041 (STARTFILE_SPEC): Likewise.
26042 * config/i386/t-mingw-w64: New.
26043 * config/i386/mingw-w64.opt: New.
26044 (municode): Add new target option.
26045 * doc/invoke.texi (municode): Add documentation for new option.
26047 2009-04-21 Ian Lance Taylor <iant@google.com>
26049 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26050 Correct test for number of arguments.
26051 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26053 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26055 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26056 argument of emit_library_call.
26058 2009-04-21 Richard Guenther <rguenther@suse.de>
26060 PR middle-end/39829
26061 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26062 inside VIEW_CONVERT_EXPRs.
26064 2009-04-21 Martin Jambor <mjambor@suse.cz>
26066 * tree-switch-conversion.c (build_constructors): Split a long line.
26067 (constructor_contains_same_values_p): New function.
26068 (build_one_array): Create assigns of constants if possible, do not
26069 call mark_sym_for_renaming, call update_stmt.
26070 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26071 make_rename_temp. Do not call mark_symbols_for_renaming, call
26073 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26074 find_new_referenced_vars, call update_stmt.
26075 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26076 instead of calling make_rename_temp. Do not call
26077 find_new_referenced_vars or mark_symbols_for_renaming, call
26080 2009-04-21 Richard Guenther <rguenther@suse.de>
26082 PR tree-optimization/39827
26083 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26084 (tree_ssa_phiprop): Pass the correct array size.
26086 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26088 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26090 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26093 * c-typeck.c (lvalue_p): Move declaration ...
26094 * c-common.h (lvalue_p): ... to here.
26095 * c-common.c (candidate_equal_p): New.
26096 (add_tlist): Use it.
26097 (merge_tlist): Use it.
26098 (warn_for_collisions_1): Likewise.
26099 (warning_candidate_p): Accept more candidates.
26100 (verify_tree): A warning candidate can be an expression. Use
26103 2009-04-21 Ben Elliston <bje@au.ibm.com>
26106 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26107 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26108 options. Remove -mcall-solaris documentation.
26110 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26113 * doc/invoke.texi (-Wlong-long): Update description.
26114 * c-lex (interpret_integer): Only warn if there was no previous
26115 overflow and -Wlong-long is enabled.
26116 * c-decl.c (declspecs_add_type): Drop redundant flags.
26117 * c.opt (Wlong-long): Init to -1.
26118 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26119 and front-end warn_long_long. Wlong-long only depends on other
26120 flags if it is uninitialized.
26121 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26122 the same for CPP and FE.
26123 (restore_extension_diagnostics): Likewise.
26125 2009-04-20 Ian Lance Taylor <iant@google.com>
26127 Fix enum conversions which are invalid in C++:
26128 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26129 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26130 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26131 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26132 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26133 (dbxout_parms): Likewise.
26134 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26135 (df_clear_flags): Likewise.
26136 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26137 top_flag parameter to int.
26138 (df_chain_create_bb_process_use): Likewise.
26139 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26141 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26142 (df_ref_create_structure, df_def_record_1): Likewise.
26143 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26144 (df_notes_rescan): Change 0 to VOIDmode in function call.
26145 (df_get_call_refs, df_insn_refs_collect): Likewise.
26146 (df_bb_regs_collect): Likewise.
26147 (df_entry_block_defs_collect): Likewise.
26148 (df_exit_block_uses_collect): Likewise.
26149 * df.h: Update declarations.
26150 * double-int.c (double_int_divmod): Add cast to enum type.
26151 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26152 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26153 (based_loc_descr): Likewise.
26154 (loc_descriptor_from_tree_1): Change first_op and second_op to
26155 enum dwarf_location_atom. Add cast to enum type.
26156 * expmed.c (init_expmed): Change 0 to SET in function call.
26157 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26158 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26159 (do_store_flag): Likewise.
26160 * fixed-value.h (struct fixed_value): Change mode to enum
26162 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26163 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26165 (insert_insn_decl, insert_decl, insert_state): Likewise.
26166 (automata_list_finish): Likewise.
26167 * genrecog.c (process_define_predicate): Add cast to enum type.
26168 * gensupport.c (init_predicate_table): Add cast to enum type.
26169 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26171 (gimple_build_call_1, gimple_build_label): Likewise.
26172 (gimple_build_goto, gimple_build_asm_1): Likewise.
26173 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26174 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26175 (enum fallback): Rename from enum fallback_t.
26176 (fallback_t): Typedef as int.
26177 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26178 GSI_SAME_STMT in function call.
26179 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26181 (setup_reg_class_relations): Likewise.
26182 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26183 (setup_prohibited_class_mode_regs): Add cast to enum type.
26184 (setup_prohibited_mode_move_regs): Likewise.
26185 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26186 (record_address_regs): Change i to enum reg_class.
26187 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26188 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26189 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26190 (GET_MODE_2XWIDER_MODE): Likewise.
26191 (GET_CLASS_NARROWEST_MODE): Likewise.
26192 * omp-low.c (expand_omp_for): Add cast to enum type.
26193 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26194 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26195 * postreload.c (reload_cse_simplify_operands): Change rclass local
26197 * predict.c (combine_predictions_for_insn): Change best_predictor
26198 and predictor to enum br_predictor.
26199 (combine_predictions_for_bb): Likewise.
26200 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26201 use SET_PREDICT_EXPR_OUTCOME.
26202 * real.c (real_arithmetic): Change icode to code in function call.
26203 * reginfo.c (init_move_cost): Add casts to enum type.
26204 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26205 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26207 * reload.c (find_valid_class): Add casts to enum type.
26208 (push_reload): Change 0 to NO_REGS in function call.
26209 (find_reloads): Change this_alternative to array of enum
26210 reg_class. Remove some now-unnecessary casts.
26211 (make_memloc): Change 0 to VOIDmode in function call.
26212 * reload1.c (reload): Change 0 to VOIDmode in function call.
26213 (eliminate_regs_1, elimination_effects): Likewise.
26214 (eliminate_regs_in_insn): Likewise.
26215 (emit_input_reload_insns): Add cast to enum type.
26216 (delete_output_reload): Change 0 to VOIDmode in function call.
26217 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26218 to enum type in function call.
26219 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26220 (SET_PREDICT_EXPR_OUTCOME): Define.
26221 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26222 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26223 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26224 (dump_function): Likewise.
26225 * tree-dump.h: Update declarations.
26226 * tree-pass.h: Update declarations.
26227 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26228 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26230 (arm_rtx_costs_1): Correct parenthesization.
26231 (arm_rtx_costs): Add casts to enum type.
26232 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26233 (vfp_emit_fstmd): Use add_rg_note.
26234 (emit_multi_reg_push, emit_sfm): Likewise.
26235 (thumb_set_frame_pointer): Likewise.
26236 (arm_expand_prologue): Likewise.
26237 (arm_regno_class): Change return type to enum reg_class.
26238 (thumb1_expand_prologue): Use add_reg_note.
26239 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26240 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26242 * config/arm/gentune.sh: Add cast to enum type.
26243 * config/arm/arm-tune.md: Rebuild.
26244 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26245 (ix86_split_fp_branch, predict_jump): Likewise.
26246 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26247 insn_code to enum rtx_code.
26248 (ix86_builtin_vectorized_function): Add cast to enum type.
26249 * config/i386/i386.md (truncdfsf2): Change slot to enum
26251 (truncxf<mode>2, isinf<mode>2): Likewise.
26252 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26254 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26255 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26256 (insert_bundle_state): Change 1 to INSERT in function call.
26257 (ia64_add_bundle_selector_before): Likewise.
26258 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26259 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26260 (restore_stack_nonlocal): Likewise.
26261 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26263 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26265 (mips_rtx_costs): Likewise.
26266 (mips_override_options): Add casts to enum type.
26267 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26269 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26270 (store_reg, set_reg_plus_d): Likewise.
26271 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26272 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26274 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26276 (emit_unlikely_jump): Use add_reg_note.
26277 (rs6000_emit_allocate_stack): Likewise.
26278 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26279 (output_toc): Change 1 to INSERT in function call.
26280 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26281 (rs6000_initialize_trampoline): Likewise.
26282 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26284 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26285 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26286 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26287 (save_gprs): Use add_reg_note.
26288 (s390_emit_prologue): Likewise.
26289 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26290 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26291 (sparc_fold_builtin): Add cast to enum type.
26292 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26294 (spu_expand_prologue): Use add_reg_note.
26295 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26297 2009-04-20 Ian Lance Taylor <iant@google.com>
26299 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26300 (c_parser_postfix_expression_after_primary): Get VEC for list of
26301 arguments. Get original types of arguments. Call
26302 build_function_call_vec.
26303 (cached_expr_list_1, cached_expr_list_2): New static variables.
26304 (c_parser_expr_list): Change return type to VEC *. Add
26305 p_orig_types parameter. Change all callers.
26306 (c_parser_release_expr): New static function.
26307 (c_parser_vec_to_tree_list): New static function.
26308 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26309 call build_function_call_vec.
26310 (build_function_call_vec): New function, based on old
26311 build_function_call.
26312 (convert_arguments): Remove nargs and argarray parameters. Change
26313 values to a VEC. Add origtypes parameter.
26314 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26315 (convert_for_assignment): Add origtype parameter. Change all
26316 callers. If warn_cxx_compat, check for conversion to an enum
26317 type when calling a function.
26318 (store_init_value): Add origtype parameter. Change all callers.
26319 (digest_init): Likewise.
26320 (struct init_node): Add origtype field.
26321 (add_pending_init): Add origtype parameter. Change all callers.
26322 (output_init_element): Likewise.
26323 (output_pending_init_elements): Pass origtype from init_node to
26324 output_init_element.
26325 (process_init_element): Pass origtype from c_expr to
26326 output_init_element.
26327 (c_finish_return): Add origtype parameter. Change all callers.
26328 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26330 (sync_resolve_params): Likewise.
26331 (sync_resolve_return): Change params to first_param. Change caller.
26332 (resolve_overloaded_builtins): Change params to VEC *. Change
26333 callers. Save first parameter around call to build_function_call_vec.
26334 * c-decl.c (finish_decl): Add origtype parameter. Change all
26335 callers. Call build_function_call_vec rather than
26336 build_function_call for cleanup.
26337 * c-tree.h: Update declarations.
26338 * c-common.h: Update declarations.
26339 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26340 params to first_param.
26341 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26342 params parameter from tree to void *.
26343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26344 Change arglist parameter to have type void *, and to be a pointer
26346 * config/rs6000/rs6000-protos.h
26347 (altivec_resolve_overloaded_builtin): Update declaration.
26348 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26349 fnargs parameter to have type void *, and to be a pointer to a
26350 VEC. Call build_function_call_vec instead of
26351 build_function_call.
26352 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26354 2009-04-20 Joey Ye <joey.ye@intel.com>
26355 Xuepeng Guo <xuepeng.guo@intel.com>
26356 H.J. Lu <hongjiu.lu@intel.com>
26358 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26360 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26361 (IX86_LEA_PRIORITY): Likewise.
26362 (distance_non_agu_define): New function.
26363 (distance_agu_use): Likewise.
26364 (ix86_lea_for_add_ok): Likewise.
26365 (ix86_dep_by_shift_count): Likewise.
26367 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26368 should split for LEA.
26370 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26372 (ix86_dep_by_shift_count): Likewise.
26374 2009-04-20 Richard Guenther <rguenther@suse.de>
26376 * expr.c (handled_component_p): Move ...
26377 * tree.h (handled_component_p): ... here.
26378 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26379 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26380 and REALPART_EXPR to be in one group.
26382 2009-04-20 Richard Guenther <rguenther@suse.de>
26384 * basic-block.h (get_all_dominated_blocks): Declare.
26385 * dominance.c (get_all_dominated_blocks): New function.
26386 * tree-cfg.c (get_all_dominated_blocks): Remove.
26387 (remove_edge_and_dominated_blocks): Adjust.
26388 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26389 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26390 instead of recursing.
26392 2009-04-20 Doug Kwan <dougkwan@google.com>
26394 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26395 (struct cgraph_node_set_def): New type.
26396 (cgraph_node_set) New type. Also declare vector functions.
26397 (struct cgraph_node_set_element_def): New type.
26398 (cgraph_node_set_element): Ditto.
26399 (cgraph_node_set_iterator): New iterator type.
26400 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26401 cgraph_node_set_remove, dump_cgraph_node_set,
26402 debug_cgraph_node_set): New prototypes.
26403 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26404 cgraph_node_set_size): New inlines.
26405 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26406 including cgraph.h.
26407 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26408 argument to function 'write_summary'.
26409 * ipa.c: Include ggc.h.
26410 (hash_cgraph_node_set_element,
26411 eq_cgraph_node_set_element, cgraph_node_set_new,
26412 cgraph_node_set_add, cgraph_node_set_remove,
26413 cgraph_node_set_find, dump_cgraph_node_set,
26414 debug_cgraph_node_set): New functions.
26415 * Makefile.in (ipa.o): Add dependency on GGC_H.
26417 2009-04-20 Ira Rosen <irar@il.ibm.com>
26419 PR tree-optimization/39675
26420 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26421 check of the return code of vect_schedule_slp. Check that
26422 stmt_vec_info still exists for the statement, before checking its
26423 vectorization type.
26425 2009-04-20 Michael Matz <matz@suse.de>
26427 * Makefile.in (generated_files): Take out $(simple_generated_c).
26429 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26431 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26432 (UINTPTR_TYPE): Likewise.
26434 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26437 * c-typeck.c (digest_init): Check for initializing an array with a
26440 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26443 * c-semantics.c (pop_stmt_list): Propagate
26444 STATEMENT_LIST_HAS_LABEL to parent statement list.
26446 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26448 * config/mips/mips.h (mips_tune_attr): New macro.
26449 * config/mips/mips.md (cpu): Use it.
26451 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26454 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26457 2009-04-19 Diego Novillo <dnovillo@google.com>
26459 * toplev.c (compile_file): Move call to coverage_finish ...
26460 * cgraphunit.c (ipa_passes): ... here.
26461 Call cgraph_process_new_functions.
26462 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26463 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26465 2009-04-19 Jan Hubicka <jh@suse.cz>
26467 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26469 (dump_cgraph_node): Dump can throw external flag.
26470 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26472 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26476 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26477 * common.opt (Wlogical-op): Move from here...
26478 * c.opt (Wlogical-op): ... to here.
26479 * c-typeck.c (parser_build_binary_op): Update call to
26480 warn_logical_operator.
26481 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26483 * c-common.c (warn_logical_op): Update.
26484 * c-common.h (warn_logical_op): Update declaration.
26486 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26488 * tree.c (protected_set_expr_location): Fix formatting.
26490 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26493 * c-typeck.c (readonly_warning): new.
26494 (build_unary_op, build_modify_expr): Use readonly_warning for
26495 storing into something readonly but not const-qualified.
26497 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26500 * c-typeck.c (build_unary_op): Check for taking address of
26501 expression of type void.
26503 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26506 * c-typeck.c (build_function_call): Check for calling a function
26507 with qualified void return types. Call require_complete_type when
26510 2009-04-18 Jan Hubicka <jh@suse.cz>
26512 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26514 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26515 can_throw_external flag.
26516 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26517 * ipa-pure-const.c (ignore_edge): New function.
26518 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26519 only over can_throw_external edges.
26520 (local_pure_const): Add nothrow flag.
26521 * ipa-utils.c (searchc): Add ignore_edge callback.
26522 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26523 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26524 (set_nothrow_function_flags): Update cgraph.
26525 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26527 2009-04-18 Richard Guenther <rguenther@suse.de>
26529 PR middle-end/39804
26530 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26531 (fold_stmt): ... this and ...
26532 (fold_stmt_inplace): ... this.
26533 (fold_stmt_1): Fold references in calls and asms.
26534 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26536 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26538 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26539 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26541 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26543 * tree.c (function_args_count): Remove.
26544 * tree.h: Remove the prototype for function_args_count.
26546 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26548 * tree-iterator.c (expr_only): Remove.
26549 * tree.h: Remove the prototype for expr_only.
26551 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26553 * reginfo.c (cannot_change_mode_set_regs): Remove.
26554 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26556 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26558 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26559 whether operands 0 and 1 overlaps.
26561 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26563 PR middle-end/36902
26564 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26565 pointer. Use warning_at instead of warning.
26566 (search_for_addr_array): Likewise.
26567 (check_array_bounds): Likewise.
26568 (check_all_array_refs): Check that the incoming edge is not in the
26569 list of edges to be removed.
26570 (check_all_array_refs): Avoid the temporal pointer.
26571 (vrp_visit_cond_stmt): Fix typo.
26572 (simplify_switch_using_ranges): Handle the case where the switch
26573 index is an integer constant.
26575 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26577 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26579 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26581 * doc/extend.texi, doc/invoke.texi: Fix typos.
26583 2009-04-17 Cary Coutant <ccoutant@google.com>
26585 * tree-flow-inline.h (get_lineno): Fix inverted test.
26587 2009-04-17 Diego Novillo <dnovillo@google.com>
26589 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26590 assertion for AVAIL_OUT.
26592 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26595 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26596 * config/sh/linux-atomic.asm: Likewise.
26598 2009-04-17 Diego Novillo <dnovillo@google.com>
26600 * except.c (debug_eh_tree): New.
26601 (struct eh_region, struct eh_status): Move ...
26602 * except.h: ... here.
26603 (add_type_for_runtime): Declare extern.
26604 (lookup_type_for_runtime): Likewise.
26605 (debug_eh_tree): Declare.
26606 * Makefile.in (GTFILES): List except.h before except.c
26608 2009-04-17 Diego Novillo <dnovillo@google.com>
26610 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26611 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26612 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26613 (find_vars_r): ... here.
26614 * tree-flow.h (find_referenced_vars_in): Declare.
26615 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26616 that AVAIL_OUT exists for BLOCK.
26617 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26618 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26619 (tree-parloops.o): Likewise.
26621 2009-04-17 Simon Baldwin <simonb@google.com>
26623 * toplev.c (default_tree_printer): Add handling for %E format.
26625 2009-04-17 Diego Novillo <dnovillo@google.com>
26627 * tree-pretty-print.c (dump_generic_node): Add break after
26628 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26629 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26630 FUNCTION_TYPE together. Call print_struct_decl when printing
26631 structures and TDF_SLIM is not given.
26632 (print_struct_decl): Fix logic for detecting recursion.
26634 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26637 * gcc.c (create_at_file): New.
26638 (compile_input_file_p): New.
26639 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26640 * main.c (main): Update call to toplev_main.
26641 * toplev.c (toplev_main): Change signature. Call expandargv.
26642 * toplev.h (toplev_main): Change signature.
26644 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26646 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26647 if the latter is not constant.
26649 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26651 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26653 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26655 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26656 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26658 2009-04-17 Richard Guenther <rguenther@suse.de>
26660 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26661 Handle component references view-converting an invariant address.
26663 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26665 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26666 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26667 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26668 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26669 Use @deftypevr rather than @deftypevar.
26671 2009-04-17 Richard Guenther <rguenther@suse.de>
26673 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26674 (get_prop_source_stmt): Likewise.
26675 (can_propagate_from): Likewise.
26677 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26679 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26680 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26681 (--with-multilib-list): Add default value.
26682 * configure: Regenerate.
26683 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26684 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26685 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26686 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26687 Don't add default cpu to multilib list unnecessarily, but do enable
26688 the relevant compiler option..
26689 Add support for --with-multilib-list=<blank> and
26690 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26691 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26692 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26693 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26694 TM_MULTILIB_CONFIG.
26695 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26696 (MULTILIB_OSDIRNAMES): New variable.
26697 * config/sh/t-1e: Delete file.
26698 * config/sh/t-mlib-sh1: Delete file.
26699 * config/sh/t-mlib-sh2: Delete file.
26700 * config/sh/t-mlib-sh2a: Delete file.
26701 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26702 * config/sh/t-mlib-sh2a-single: Delete file.
26703 * config/sh/t-mlib-sh2a-single-only: Delete file.
26704 * config/sh/t-mlib-sh2e: Delete file.
26705 * config/sh/t-mlib-sh3e: Delete file.
26706 * config/sh/t-mlib-sh4: Delete file.
26707 * config/sh/t-mlib-sh4-nofpu: Delete file.
26708 * config/sh/t-mlib-sh4-single: Delete file.
26709 * config/sh/t-mlib-sh4-single-only: Delete file.
26710 * config/sh/t-mlib-sh4a: Delete file.
26711 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26712 * config/sh/t-mlib-sh4a-single: Delete file.
26713 * config/sh/t-mlib-sh4a-single-only: Delete file.
26714 * config/sh/t-mlib-sh4al: Delete file.
26715 * config/sh/t-mlib-sh5-32media: Delete file.
26716 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26717 * config/sh/t-mlib-sh5-64media: Delete file.
26718 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26719 * config/sh/t-mlib-sh5-compact: Delete file.
26720 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26721 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26722 * doc/install.texi (Options specification): Add
26723 --with-multilib-list and --with-endian.
26725 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26727 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26729 (OBJS-common): Add plugin-version.o.
26730 (plugin-version.o): New.
26731 * gcc-plugin.h (plugin_gcc_version): New.
26732 (plugin_default_version_check): New.
26733 (plugin_init_func, plugin_init): Add version argument.
26734 * plugin-version.c: New.
26735 * plugin.c (str_plugin_gcc_version_name): New.
26736 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26737 pass it to the init function.
26738 (plugin_default_version_check): New.
26740 2009-04-17 Richard Guenther <rguenther@suse.de>
26742 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26743 for decl-vs-decl disambiguation.
26745 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26747 * config/s390/s390.h (s390_tune_attr): New macro definition.
26748 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26750 2009-04-17 Richard Guenther <rguenther@suse.de>
26752 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26753 (fold_stmt_r): Likewise.
26754 (maybe_fold_reference): New function.
26755 (fold_gimple_assign): Handle cases fold_stmt_r did.
26756 (fold_stmt): Do not use fold_stmt_r.
26757 (fold_stmt_inplace): Likewise.
26759 2009-04-17 Richard Guenther <rguenther@suse.de>
26761 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26762 (record_equivalences_from_stmt): Remove useless checks and
26764 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26765 the type is already suitable.
26767 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26769 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26771 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26773 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26774 (CMPtype): Define as __gcc_CMPtype.
26776 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26778 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26779 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26781 2009-04-17 Richard Guenther <rguenther@suse.de>
26783 PR tree-optimization/39746
26784 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26785 special-casing for builtins and static variable use/def.
26786 (call_may_clobber_ref_p_1): Likewise.
26788 2009-04-16 Ian Lance Taylor <iant@google.com>
26790 * df.h: Include "timevar.h".
26791 (struct df_problem): Change tv_id field to timevar_id_t.
26792 * tree-pass.h: Include "timevar.h".
26793 (struct opt_pass): Change tv_id field to timevar_id_t.
26794 * timevar.h (timevar_id_t): Define TV_NONE.
26795 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26796 TV_NONE rather than tv_id != 0.
26797 (execute_one_pass): Likewise.
26798 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26799 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26800 dependencies to $(TREE_PASS_H).
26801 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26803 (pass_branch_target_load_optimize2): Likewise.
26804 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26805 (pass_outof_cfg_layout_mode): Likewise.
26806 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26807 (pass_rebuild_cgraph_edges): Likewise.
26808 (pass_remove_cgraph_callee_edges): Likewise.
26809 * df-core.c (pass_df_initialize_opt): Likewise.
26810 (pass_df_initialize_no_opt): Likewise.
26811 (pass_df_finish): Likewise.
26812 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26813 * except.c (pass_set_nothrow_function_flags): Likewise.
26814 (pass_convert_to_eh_region_ranges): Likewise.
26815 * final.c (pass_compute_alignments): Likewise.
26816 * function.c (pass_instantiate_virtual_regs): Likewise.
26817 (pass_init_function): Likewise.
26818 (pass_leaf_regs): Likewise.
26819 (pass_match_asm_constraints): Likewise.
26820 * gimple-low.c (pass_lower_cf): Likewise.
26821 (pass_mark_used_blocks): Likewise.
26822 * init-regs.c (pass_initialize_regs): Likewise.
26823 * integrate.c (pass_initial_value_sets): Likewise.
26824 * ira.c (pass_ira): Likewise.
26825 * jump.c (pass_cleanup_barriers): Likewise.
26826 * omp-low.c (pass_expand_omp): Likewise.
26827 (pass_lower_omp): Likewise.
26828 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26829 * recog.c (pass_split_all_insns): Likewise.
26830 (pass_split_after_reload): Likewise.
26831 (pass_split_before_regstack): Likewise.
26832 (pass_split_before_sched2): Likewise.
26833 (pass_split_for_shorten_branches): Likewise.
26834 * reginfo.c (pass_reginfo_init): Likewise.
26835 (pass_subregs_of_mode_init): Likewise.
26836 (pass_subregs_of_mode_finish): Likewise.
26837 * passes.c (pass_postreload): Likewise.
26838 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26839 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26840 (pass_warn_function_return): Likewise.
26841 (pass_warn_function_noreturn): Likewise.
26842 * tree-complex.c (pass_lower_complex): Likewise.
26843 (pass_lower_complex_O0): Likewise.
26844 * tree-if-conv.c (pass_if_conversion): Likewise.
26845 * tree-into-ssa.c (pass_build_ssa): Likewise.
26846 * tree-mudflap.c (pass_mudflap_1): Likewise.
26847 (pass_mudflap_2): Likewise.
26848 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26849 (pass_mudflap_2): Likewise.
26850 * tree-nrv.c (pass_return_slot): Likewise.
26851 * tree-object-size.c (pass_object_sizes): Likewise.
26852 * tree-optimize.c (pass_all_optimizations): Likewise.
26853 (pass_early_local_passes): Likewise.
26854 (pass_all_early_optimizations): Likewise.
26855 (pass_cleanup_cfg): Likewise.
26856 (pass_cleanup_cfg_post_optimizing): Likewise.
26857 (pass_free_datastructures): Likewise.
26858 (pass_free_cfg_annotations): Likewise.
26859 (pass_fixup_cfg): Likewise.
26860 (pass_init_datastructures): Likewise.
26861 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26862 (pass_late_warn_uninitialized): Likewise.
26863 (pass_update_address_taken): Likewise.
26864 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26865 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26866 (pass_cse_sincos): Likewise.
26867 (pass_convert_to_rsqrt): Likewise.
26868 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26869 * tree-stdarg.c (pass_stdarg): Likewise.
26870 * tree-tailcall.c (pass_tail_recursion): Likewise.
26871 (pass_tail_calls): Likewise.
26872 * tree-vect-generic.c (pass_lower_vector): Likewise.
26873 (pass_lower_vector_ssa): Likewise.
26874 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26876 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26878 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26880 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26882 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26883 logical and signext.
26885 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26888 * config/sh/predicates.md (arith_operand): Check if the operand
26889 of TRUNCATE is a REG.
26891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26893 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26894 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26896 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26898 * tree-iterator.c (tsi_split_statement_list_after,
26899 tsi_split_statement_list_before): Remove.
26900 * tree-iterator.h: Remove the prototypes for
26901 tsi_split_statement_list_after and tsi_split_statement_list_before.
26903 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26905 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26906 * tree-ssa-propagate.h: Remove the prototype for
26907 stmt_makes_single_load.
26909 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26911 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26912 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26914 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26916 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26918 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26920 * except.c (eh_region_outer_p): Remove.
26921 * except.h: Remove the prototype for eh_region_outer_p.
26923 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26925 * function.c (current_function_assembler_name): Remove.
26926 * function.h: Remove the prototype for
26927 current_function_assembler_name.
26929 2009-04-16 Ian Lance Taylor <iant@google.com>
26931 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26932 (add_reg_note): Call alloc_reg_note.
26933 * rtl.h (alloc_reg_note): Declare.
26934 * combine.c (try_combine): Use alloc_reg_note.
26935 (recog_for_combine, move_deaths): Likewise.
26936 (distribute_notes): Use alloc_reg_note and add_reg_note.
26937 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26938 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26939 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26941 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26943 PR rtl-optimization/39762
26944 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26945 ira_may_move_out_cost): Add comments about way of their usage.
26946 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26948 * ira-conflicts.c (process_regs_for_copy): Use function
26949 ira_get_register_move_cost instead of global
26950 ira_register_move_cost.
26952 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26953 color_pass, move_spill_restore, update_curr_costs): Ditto.
26955 * ira-lives.c (process_single_reg_class_operands): Ditto.
26957 * ira-emit.c (emit_move_list): Ditto.
26959 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26960 (record_reg_classes): Ditto. Use functions
26961 ira_get_register_move_cost and ira_get_may_move_cost instead of
26962 global vars ira_register_move_cost, ira_may_move_out_cost and
26963 ira_may_move_in_cost.
26964 (record_address_regs): Don't call ira_init_register_move_cost.
26965 Use function ira_get_may_move_cost instead of global
26966 ira_may_move_in_cost.
26967 (process_bb_node_for_hard_reg_moves): Use function
26968 ira_get_register_move_cost instead of global ira_register_move_cost.
26969 (ira_costs): Don't call ira_init_register_move_cost.
26971 2009-04-16 Richard Guenther <rguenther@suse.de>
26973 * tree-cfg.c (verify_gimple_assign_binary):
26974 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26975 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26976 (create_general_new_stmt): Note that this function is broken.
26978 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26980 * common.opt (fhelp): Add Var(help_flag).
26981 * gcc-plugin.h (plugin_info): Add help.
26982 * plugin.c (plugin_name_args): Add help.
26983 (register_plugin_info): Set plugin->help.
26984 (print_help_one_plugin): New.
26985 (print_plugins_help): New.
26986 * plugin.h (print_plugins_help): New.
26987 * toplev.c (toplev_main): Call print_plugins_help if needed.
26989 2009-04-16 Richard Guenther <rguenther@suse.de>
26991 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26992 (gimple_ior_addresses_taken_1): New function.
26993 (gimple_ior_addresses_taken): Likewise.
26994 * gimple.h (struct gimple_statement_with_ops_base): Remove
26995 addresses_taken member.
26996 (gimple_ior_addresses_taken): Declare.
26997 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26998 gimple_set_addresses_taken): Remove.
26999 * ipa-reference.c (mark_address): New function.
27000 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27001 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27002 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27003 (gimple_add_to_addresses_taken): Remove.
27004 (get_tmr_operands): Call mark_address_taken.
27005 (get_asm_expr_operands): Likewise.
27006 (get_expr_operands): Likewise.
27007 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27008 (free_stmt_operands): Do not free it.
27009 * tree-ssa.c (delete_tree_ssa): Likewise.
27010 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27012 2009-04-16 Richard Guenther <rguenther@suse.de>
27014 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27015 (walk_stmt_load_store_ops): Likewise.
27016 * gimple.c (get_base_loadstore): New function.
27017 (walk_stmt_load_store_addr_ops): Likewise.
27018 (walk_stmt_load_store_ops): Likewise.
27019 * ipa-pure-const.c (check_op): Simplify.
27020 (check_load, check_store): New functions.
27021 (check_stmt): Use walk_stmt_load_store_ops.
27022 * ipa-reference.c (mark_load): Adjust signature.
27023 (mark_store): Likewise.
27024 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27026 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27028 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27029 (plugin_info): New.
27030 * opts.c (common_handle_option): Don't call print_version.
27031 * plugin.c (plugin_name_args): Add version.
27032 (register_plugin_info): New.
27033 (register_callback): Handle PLUGIN_INFO.
27034 (try_init_one_plugin): New.
27035 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27037 (finalize_one_plugin): New.
27038 (finalize_plugins): New.
27039 (print_one_plugin): New.
27040 (print_plugins_versions): New.
27041 * plugin.h (print_plugins_versions): New.
27042 (finalize_plugins): New.
27043 * toplev.c (compile_file): Don't call initialize_plugins.
27044 (print_version): Call print_plugins_versions.
27045 (toplev_main): Call initialize_plugins. Print version if needed.
27046 Call finalize_plugins.
27048 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27050 * common.opt (fversion): New.
27051 * gcc.c (print_version): New.
27052 (process_command): Don't print the version. Just set print_version.
27053 (main): Print version. Call subprocesses if print_version and
27054 verbose_flag are set.
27055 * opts.c (common_handle_option): Handle OPT_fversion.
27057 2009-04-16 Richard Guenther <rguenther@suse.de>
27058 Ira Rosen <irar@il.ibm.com>
27060 PR tree-optimization/39698
27061 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27062 type of the reduction variable. Only generate the def if
27065 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27066 make sure to first convert to an integer of the same precision.
27067 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27068 the type of the evolution correctly in computing the new
27069 induction variable base.
27071 2009-04-16 Richard Guenther <rguenther@suse.de>
27073 PR middle-end/39625
27074 * tree-cfg.c (make_blocks): Split statements with to-be
27075 abnormal SSA names on the lhs.
27077 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27079 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27080 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27081 * c-typeck.c (really_start_incremental_init): Likewise.
27082 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27083 (TARGET_INITIALIZER): Remove it.
27084 * target.h (struct target): Remove vector_opaque_p.
27085 * tree.c (build_opaque_vector_type): New.
27086 * tree.h (TYPE_VECTOR_OPAQUE): New.
27087 (build_opaque_vector_type): Declare.
27088 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27089 * config/rs6000/rs6000.c (build_opaque_vector_type,
27090 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27091 (rs6000_init_builtins): Use build_opaque_vector_type for
27092 opaque_V4SI_type_node.
27094 2009-04-15 Catherine Moore <clm@codesourcery.com>
27096 * debug.h (set_name): Declare.
27097 * dwarf2out.c (dwarf2out_set_name): Declare.
27098 (dwarf2_debug_hooks): Add set_name.
27099 (find_AT_string): New.
27100 (add_AT_string): Call find_AT_string.
27101 (dwarf2out_set_name): New.
27102 * cp/decl.c (grokdeclarator): Call set_name.
27103 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27104 * debug.c (do_nothing_debug_hooks): Likewise.
27105 * dbxout.c (dbx_debug_hooks): Likewise.
27106 * sdbout.c (sdb_debug_hooks): Likewise.
27108 2009-04-15 Michael Eager <eager@eagercon.com>
27110 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27111 reg for single-precision FPU.
27112 * config/rs6000/rs6000.md (movsi_internal1): Only for
27113 !TARGET_SINGLE_FPU.
27114 (movsi_internal1_single): New. Add pattern to move SI values to/from
27115 single-precision FP regs.
27117 2009-04-15 Richard Guenther <rguenther@suse.de>
27119 * omp-low.c (lower_rec_input_clauses): Build correct address
27121 (expand_omp_for_generic): Fix multiplication type.
27122 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27123 (generate_memset_zero): Fix types.
27124 * tree-profile.c (prepare_instrumented_value): Correctly
27127 2009-04-15 Ian Lance Taylor <iant@google.com>
27129 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27130 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27131 for -Wall and for -Wc++-compat.
27132 (c_common_post_options): For C++, set warn_enum_compare if not
27134 * c-tree.h (struct c_expr): Add field original_type.
27135 (build_external_ref): Update declaration.
27136 * c-parser.c (c_parser_braced_init): Set original_type.
27137 (c_parser_initelt): Likewise.
27138 (c_parser_expr_no_commas): Likewise.
27139 (c_parser_conditional_expression): Likewise.
27140 (c_parser_cast_expression): Likewise.
27141 (c_parser_unary_expression): Likewise. Pull setting of
27142 original_code to top of function.
27143 (c_parser_sizeof_expression): Set original_type.
27144 (c_parser_alignof_expression): Likewise.
27145 (c_parser_postfix_expression): Likewise. Pull setting of
27146 original_code to top of function.
27147 (c_parser_postfix_expression_after_paren_type): Set original_type.
27148 (c_parser_postfix_expression_after_primary): Likewise.
27149 (c_parser_expression): Likewise.
27150 * c-typeck.c (build_external_ref): Add type parameter. Change all
27152 (c_expr_sizeof_expr): Set original_type field.
27153 (parser_build_unary_op): Likewise.
27154 (parser_build_binary_op): Likewise. Optionally warn about
27155 comparisons of enums of different types.
27156 (digest_init): Set original_type field.
27157 (really_start_incremental_init): Likewise.
27158 (push_init_level, pop_init_level): Likewise.
27159 * doc/invoke.texi (Warning Options): -Wenum-compare now
27162 2009-04-15 Richard Guenther <rguenther@suse.de>
27164 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27165 out a necessary conversion.
27166 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27167 names we didn't value number.
27168 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27170 2009-04-15 Richard Guenther <rguenther@suse.de>
27172 PR tree-optimization/39764
27173 * tree-ssa-ccp.c (get_value): Canonicalize value with
27174 canonicalize_float_value.
27176 2009-04-15 Jan Hubicka <jh@suse.cz>
27178 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27179 Wrong version of patch.
27181 2009-04-15 Jan Hubicka <jh@suse.cz>
27183 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27185 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27187 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27188 our distinct integral and vector types.
27190 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27192 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27193 * init.c (build_vtbl_address): Remove call to assemble_external.
27195 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27197 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27198 output for other floating point modes.
27200 2009-04-14 Diego Novillo <dnovillo@google.com>
27202 * diagnostic.c (diagnostic_report_diagnostic): Do not
27203 warn about loaded plugins for DK_ERROR and DK_WARNING.
27204 * c-decl.c (declspecs_add_type): Move call to
27205 invoke_plugin_callbacks ...
27206 * c-parser.c (c_parser_declspecs): ... here.
27207 * plugin.c (dump_active_plugins): Tidy output.
27209 2009-04-14 Diego Novillo <dnovillo@google.com>
27210 Le-Chun Wu <lcwu@google.com>
27212 * configure.ac: Add --enable-plugin support.
27213 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27214 * Makefile.in (PLUGIN_H): Define.
27215 Export ENABLE_PLUGIN and GMPINC to site.exp.
27216 Add PLUGINLIBS to link command.
27217 Add/modify dependencies for plugin.o and files including plugin.h.
27219 * config.in: Regenerate.
27221 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27224 2009-04-14 Le-Chun Wu <lcwu@google.com>
27226 * tree-pass.h (register_one_dump_file): Add a prototype for
27227 register_one_dump_file.
27228 * toplev.c (compile_file): Call initialize_plugins.
27229 (do_compile): Call invoke_plugin_callbacks.
27230 (toplev_main): Call invoke_plugin_callbacks.
27231 * common.opt: Add -fplugin= and -fplugin-arg-.
27232 * gcc-plugin.h: New public header file for plugins to include.
27233 * plugin.c: New source file.
27234 * plugin.h: New internal header file.
27235 * passes.c (register_one_dump_file): Make it external.
27237 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27239 2009-04-14 Diego Novillo <dnovillo@google.com>
27241 * doc/plugins.texi: New.
27242 * doc/gccint.texi: Add reference to Plugins chapter.
27243 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27244 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27245 loaded plugins, if any.
27246 * timevar.def (TV_PLUGIN_INIT): Define.
27247 (TV_PLUGIN_RUN): Define.
27248 * plugin.c: Include timevar.h
27249 (plugins_active_p): New.
27250 (dump_active_plugins): New.
27251 (debug_active_plugins): New.
27253 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27255 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27257 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27259 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27261 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27262 the same as a minus without a shift.
27264 2009-04-14 Nick Clifton <nickc@redhat.com>
27266 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27267 comparisons with small integers will always produce a short
27270 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27273 2008-12-19 Diego Novillo <dnovillo@google.com>
27275 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27277 2009-04-14 Richard Guenther <rguenther@suse.de>
27279 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27281 (verify_gimple_assign_binary): Likewise. Handle shifts and
27283 (verify_gimple_phi): Print the mismatched argument position.
27284 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27286 (vect_update_init_of_dr): Likewise.
27287 * matrix-reorg.c (transform_access_sites): Do what the
27289 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27291 2009-04-13 Michael Eager <eager@eagercon.com>
27293 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27294 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27295 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27296 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27297 remove duplicate config
27299 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27301 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27302 file_name:line_number type locator of the call site.
27304 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27306 * genautomata.c: Put blank after comma.
27307 (automaton_decls): New.
27308 (struct unit_usage): Add comments to member next.
27309 (store_alt_unit_usage): Keep the list ordered.
27310 (unit_present_on_list_p, equal_alternatives_p): New.
27311 (check_regexp_units_distribution): Check units distribution
27312 correctness correctly.
27313 (main): Don't write automata if error is found. Return correct
27316 * config/m68k/cf.md (cfv4_ds): Remove.
27317 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27318 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27320 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27321 power4-load-ext, power4-store, power4-store-update,
27322 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27323 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27324 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27325 power4-sqrt, power4-isync): Modify reservation to make correct
27326 unit distribution to automata.
27328 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27329 power5-store-update, power5-two, power5-three, power5-lmul,
27330 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27332 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27334 * except.c (pass_set_nothrow_function_flags): Set name and add
27336 (set_nothrow_function_flags): Mention in the dump file when
27337 changing a function to nothrow.
27339 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27342 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27343 instead of unsigned long.
27345 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27347 * config/arm/arm.c (return_used_this_function): Remove.
27348 (arm_output_function_prologue): Remove use of
27349 return_used_this_function.
27350 (output_return_instruction): Replace use of
27351 return_used_this_function
27352 by cfun->machine->return_used_this_function.
27353 (arm_output_epilogue): Likewise.
27354 (arm_output_function_epilogue): Likewise.
27355 (thumb_unexpanded_epilogue): Likewise.
27356 * config/arm/arm.h (struct machine_function):
27357 New member return_used_this_function.
27359 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27361 * doc/install.texi: Correct description of default directory for
27362 --with-gxx-include-dir.
27364 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27366 * fold-const.c (build_range_check): Properly deal with enumeral and
27367 boolean base types.
27369 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27371 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27372 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27373 * params.h (MAX_GCSE_PASSES): Remove.
27374 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27375 in sequence. Remove ability to run multiple passes.
27376 (bypass_jumps): Report run as third CPROP pass.
27378 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27380 PR middle-end/39651
27381 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27382 when deciding whether the whole SEQUENCE can throw.
27384 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27387 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27388 offseted label references.
27390 2009-04-11 Jan Hubicka <jh@suse.cz>
27392 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27394 2009-04-11 Richard Guenther <rguenther@suse.de>
27396 PR middle-end/39732
27397 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27398 return variables as TREE_ADDRESSABLE.
27400 2009-04-11 Richard Guenther <rguenther@suse.de>
27402 PR tree-optimization/39713
27403 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27404 reference trees have SSA_NAME operands.
27406 2009-04-11 Richard Guenther <rguenther@suse.de>
27409 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27410 address expressions.
27412 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27414 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27415 match changes in Cygwin 1.7
27416 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27417 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27419 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27421 PR tree-optimization/39701
27422 * doc/invoke.texi (Optimization Options): Document change in
27423 meaning and initialization of -fdelete-null-pointer-checks.
27425 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27427 PR middle-end/39701
27428 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27430 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27433 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27435 2009-04-10 Chao-ying Fu <fu@mips.com>
27437 * doc/tm.texi (Instruction Output): Document
27438 TARGET_ASM_FINAL_POSTSCAN_INSN.
27439 * target.h (final_postscan_insn): New field in asm_out.
27440 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27441 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27442 * final.c (final_scan_insn): Call
27443 targetm.asm_out.final_postscan_insn after outputting
27444 an asm macro and a normal instruction.
27446 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27447 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27448 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27449 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27450 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27452 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27454 PR middle-end/39701
27455 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27456 variables as non-NULL even with -fdelete-null-pointer-checks.
27458 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27460 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27462 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27465 * config/i386/i386.c (classify_argument): Handle SCmode with
27466 (bit_offset % 64) != 0.
27468 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27470 * doc/invoke.texi (Optimize Options): Add cross-reference to
27471 -Q --help=optimizers examples.
27473 2009-04-10 Ben Elliston <bje@au.ibm.com>
27476 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27477 regalign for the reg == fpr and TDmode case.
27479 2009-04-09 David Ayers <ayers@fsfe.org>
27482 * objc/objc-act.c (warn_with_method): Remove helper function.
27483 (check_duplicates): Call warning and inform directly.
27484 (really_start_method): Likewise.
27486 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27488 * expmed.c (expand_divmod): Always use a comparison for a division
27489 by a large unsigned integer.
27491 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27492 for things others than variables or functions as nonzero.
27494 2009-04-09 Nick Clifton <nickc@redhat.com>
27496 * unwind-compat.c: Change copyright header to refer to version
27497 3 of the GNU General Public License with version 3.1 of the
27498 GCC Runtime Library Exception and to point readers at the
27499 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27500 * config/alpha/crtfastmath.c: Likewise.
27501 * config/alpha/linux-unwind.h: Likewise.
27502 * config/alpha/qrnnd.asm: Likewise.
27503 * config/alpha/vms-crt0-64.c: Likewise.
27504 * config/alpha/vms-crt0.c: Likewise.
27505 * config/alpha/vms-dwarf2.asm: Likewise.
27506 * config/alpha/vms-dwarf2eh.asm: Likewise.
27507 * config/alpha/vms-psxcrt0-64.c: Likewise.
27508 * config/alpha/vms-psxcrt0.c: Likewise.
27509 * config/alpha/vms_tramp.asm: Likewise.
27510 * config/arc/initfini.c: Likewise.
27511 * config/arc/lib1funcs.asm: Likewise.
27512 * config/arm/bpabi-v6m.S: Likewise.
27513 * config/arm/bpabi.S: Likewise.
27514 * config/arm/bpabi.c: Likewise.
27515 * config/arm/crti.asm: Likewise.
27516 * config/arm/crtn.asm: Likewise.
27517 * config/arm/ieee754-df.S: Likewise.
27518 * config/arm/ieee754-sf.S: Likewise.
27519 * config/arm/lib1funcs.asm: Likewise.
27520 * config/arm/libunwind.S: Likewise.
27521 * config/arm/linux-atomic.c: Likewise.
27522 * config/arm/mmintrin.h: Likewise.
27523 * config/arm/pr-support.c: Likewise.
27524 * config/arm/unaligned-funcs.c: Likewise.
27525 * config/arm/unwind-arm.c: Likewise.
27526 * config/arm/unwind-arm.h: Likewise.
27527 * config/avr/libgcc.S: Likewise.
27528 * config/bfin/crti.s: Likewise.
27529 * config/bfin/crtlibid.s: Likewise.
27530 * config/bfin/crtn.s: Likewise.
27531 * config/bfin/lib1funcs.asm: Likewise.
27532 * config/bfin/linux-unwind.h: Likewise.
27533 * config/cris/arit.c: Likewise.
27534 * config/cris/cris_abi_symbol.c: Likewise.
27535 * config/darwin-64.c: Likewise.
27536 * config/darwin-crt2.c: Likewise.
27537 * config/darwin-crt3.c: Likewise.
27538 * config/darwin.h: Likewise.
27539 * config/dbxelf.h: Likewise.
27540 * config/dfp-bit.c: Likewise.
27541 * config/dfp-bit.h: Likewise.
27542 * config/elfos.h: Likewise.
27543 * config/fixed-bit.c: Likewise.
27544 * config/fixed-bit.h: Likewise.
27545 * config/fp-bit.c: Likewise.
27546 * config/fp-bit.h: Likewise.
27547 * config/fr30/crti.asm: Likewise.
27548 * config/fr30/crtn.asm: Likewise.
27549 * config/fr30/lib1funcs.asm: Likewise.
27550 * config/freebsd-spec.h: Likewise.
27551 * config/frv/cmovd.c: Likewise.
27552 * config/frv/cmovh.c: Likewise.
27553 * config/frv/cmovw.c: Likewise.
27554 * config/frv/frvbegin.c: Likewise.
27555 * config/frv/frvend.c: Likewise.
27556 * config/frv/lib1funcs.asm: Likewise.
27557 * config/glibc-stdint.h: Likewise.
27558 * config/h8300/clzhi2.c: Likewise.
27559 * config/h8300/crti.asm: Likewise.
27560 * config/h8300/crtn.asm: Likewise.
27561 * config/h8300/ctzhi2.c: Likewise.
27562 * config/h8300/fixunssfsi.c: Likewise.
27563 * config/h8300/lib1funcs.asm: Likewise.
27564 * config/h8300/parityhi2.c: Likewise.
27565 * config/h8300/popcounthi2.c: Likewise.
27566 * config/i386/ammintrin.h: Likewise.
27567 * config/i386/att.h: Likewise.
27568 * config/i386/avxintrin.h: Likewise.
27569 * config/i386/biarch64.h: Likewise.
27570 * config/i386/bmmintrin.h: Likewise.
27571 * config/i386/cpuid.h: Likewise.
27572 * config/i386/cross-stdarg.h: Likewise.
27573 * config/i386/crtfastmath.c: Likewise.
27574 * config/i386/crtprec.c: Likewise.
27575 * config/i386/cygming-crtbegin.c: Likewise.
27576 * config/i386/cygming-crtend.c: Likewise.
27577 * config/i386/cygwin.asm: Likewise.
27578 * config/i386/emmintrin.h: Likewise.
27579 * config/i386/gmm_malloc.h: Likewise.
27580 * config/i386/gthr-win32.c: Likewise.
27581 * config/i386/i386.h: Likewise.
27582 * config/i386/immintrin.h: Likewise.
27583 * config/i386/linux-unwind.h: Likewise.
27584 * config/i386/linux64.h: Likewise.
27585 * config/i386/mm3dnow.h: Likewise.
27586 * config/i386/mmintrin-common.h: Likewise.
27587 * config/i386/mmintrin.h: Likewise.
27588 * config/i386/nmmintrin.h: Likewise.
27589 * config/i386/pmm_malloc.h: Likewise.
27590 * config/i386/pmmintrin.h: Likewise.
27591 * config/i386/smmintrin.h: Likewise.
27592 * config/i386/sol2-c1.asm: Likewise.
27593 * config/i386/sol2-ci.asm: Likewise.
27594 * config/i386/sol2-cn.asm: Likewise.
27595 * config/i386/sol2-gc1.asm: Likewise.
27596 * config/i386/tmmintrin.h: Likewise.
27597 * config/i386/unix.h: Likewise.
27598 * config/i386/w32-unwind.h: Likewise.
27599 * config/i386/wmmintrin.h: Likewise.
27600 * config/i386/x86-64.h: Likewise.
27601 * config/i386/x86intrin.h: Likewise.
27602 * config/i386/xmmintrin.h: Likewise.
27603 * config/ia64/crtbegin.asm: Likewise.
27604 * config/ia64/crtend.asm: Likewise.
27605 * config/ia64/crtfastmath.c: Likewise.
27606 * config/ia64/crti.asm: Likewise.
27607 * config/ia64/crtn.asm: Likewise.
27608 * config/ia64/fde-glibc.c: Likewise.
27609 * config/ia64/lib1funcs.asm: Likewise.
27610 * config/ia64/linux-unwind.h: Likewise.
27611 * config/ia64/quadlib.c: Likewise.
27612 * config/ia64/unwind-ia64.c: Likewise.
27613 * config/linux.h: Likewise.
27614 * config/m32c/m32c-lib1.S: Likewise.
27615 * config/m32c/m32c-lib2-trapv.c: Likewise.
27616 * config/m32c/m32c-lib2.c: Likewise.
27617 * config/m32r/initfini.c: Likewise.
27618 * config/m68hc11/larith.asm: Likewise.
27619 * config/m68hc11/m68hc11-crt0.S: Likewise.
27620 * config/m68k/cf.md: Likewise.
27621 * config/m68k/crti.s: Likewise.
27622 * config/m68k/crtn.s: Likewise.
27623 * config/m68k/lb1sf68.asm: Likewise.
27624 * config/m68k/linux-unwind.h: Likewise.
27625 * config/mcore/crti.asm: Likewise.
27626 * config/mcore/crtn.asm: Likewise.
27627 * config/mcore/lib1.asm: Likewise.
27628 * config/mips/linux-unwind.h: Likewise.
27629 * config/mips/loongson.h: Likewise.
27630 * config/mips/mips16.S: Likewise.
27631 * config/mmix/crti.asm: Likewise.
27632 * config/mmix/crtn.asm: Likewise.
27633 * config/pa/fptr.c: Likewise.
27634 * config/pa/hpux-unwind.h: Likewise.
27635 * config/pa/lib2funcs.asm: Likewise.
27636 * config/pa/linux-atomic.c: Likewise.
27637 * config/pa/linux-unwind.h: Likewise.
27638 * config/pa/milli64.S: Likewise.
27639 * config/pa/quadlib.c: Likewise.
27640 * config/pa/stublib.c: Likewise.
27641 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27642 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27643 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27644 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27645 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27646 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27647 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27648 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27649 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27650 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27651 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27652 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27653 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27654 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27655 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27656 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27657 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27658 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27659 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27660 * config/rs6000/750cl.h: Likewise.
27661 * config/rs6000/altivec.h: Likewise.
27662 * config/rs6000/biarch64.h: Likewise.
27663 * config/rs6000/crtresfpr.asm: Likewise.
27664 * config/rs6000/crtresgpr.asm: Likewise.
27665 * config/rs6000/crtresxfpr.asm: Likewise.
27666 * config/rs6000/crtresxgpr.asm: Likewise.
27667 * config/rs6000/crtsavfpr.asm: Likewise.
27668 * config/rs6000/crtsavgpr.asm: Likewise.
27669 * config/rs6000/darwin-asm.h: Likewise.
27670 * config/rs6000/darwin-fallback.c: Likewise.
27671 * config/rs6000/darwin-fpsave.asm: Likewise.
27672 * config/rs6000/darwin-ldouble.c: Likewise.
27673 * config/rs6000/darwin-tramp.asm: Likewise.
27674 * config/rs6000/darwin-unwind.h: Likewise.
27675 * config/rs6000/darwin-vecsave.asm: Likewise.
27676 * config/rs6000/darwin-world.asm: Likewise.
27677 * config/rs6000/e500crtres32gpr.asm: Likewise.
27678 * config/rs6000/e500crtres64gpr.asm: Likewise.
27679 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27680 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27681 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27682 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27683 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27684 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27685 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27686 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27687 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27688 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27689 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27690 * config/rs6000/eabi-ci.asm: Likewise.
27691 * config/rs6000/eabi-cn.asm: Likewise.
27692 * config/rs6000/eabi.asm: Likewise.
27693 * config/rs6000/linux-unwind.h: Likewise.
27694 * config/rs6000/linux64.h: Likewise.
27695 * config/rs6000/paired.h: Likewise.
27696 * config/rs6000/paired.md: Likewise.
27697 * config/rs6000/ppc64-fp.c: Likewise.
27698 * config/rs6000/ppu_intrinsics.h: Likewise.
27699 * config/rs6000/rs6000.h: Likewise.
27700 * config/rs6000/si2vmx.h: Likewise.
27701 * config/rs6000/sol-ci.asm: Likewise.
27702 * config/rs6000/sol-cn.asm: Likewise.
27703 * config/rs6000/spe.h: Likewise.
27704 * config/rs6000/spu2vmx.h: Likewise.
27705 * config/rs6000/sysv4.h: Likewise.
27706 * config/rs6000/tramp.asm: Likewise.
27707 * config/rs6000/vec_types.h: Likewise.
27708 * config/s390/linux-unwind.h: Likewise.
27709 * config/s390/tpf-unwind.h: Likewise.
27710 * config/score/crti.asm: Likewise.
27711 * config/score/crtn.asm: Likewise.
27712 * config/sh/crt1.asm: Likewise.
27713 * config/sh/crti.asm: Likewise.
27714 * config/sh/crtn.asm: Likewise.
27715 * config/sh/divtab-sh4-300.c: Likewise.
27716 * config/sh/divtab-sh4.c: Likewise.
27717 * config/sh/divtab.c: Likewise.
27718 * config/sh/lib1funcs-4-300.asm: Likewise.
27719 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27720 * config/sh/lib1funcs.asm: Likewise.
27721 * config/sh/lib1funcs.h: Likewise.
27722 * config/sh/linux-atomic.asm: Likewise.
27723 * config/sh/linux-unwind.h: Likewise.
27724 * config/sh/shmedia.h: Likewise.
27725 * config/sh/sshmedia.h: Likewise.
27726 * config/sh/ushmedia.h: Likewise.
27727 * config/sparc/crtfastmath.c: Likewise.
27728 * config/sparc/linux-unwind.h: Likewise.
27729 * config/sparc/sol2-c1.asm: Likewise.
27730 * config/sparc/sol2-ci.asm: Likewise.
27731 * config/sparc/sol2-cn.asm: Likewise.
27732 * config/spu/divmodti4.c: Likewise.
27733 * config/spu/divv2df3.c: Likewise.
27734 * config/spu/float_disf.c: Likewise.
27735 * config/spu/float_unsdidf.c: Likewise.
27736 * config/spu/float_unsdisf.c: Likewise.
27737 * config/spu/float_unssidf.c: Likewise.
27738 * config/spu/mfc_multi_tag_release.c: Likewise.
27739 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27740 * config/spu/mfc_tag_release.c: Likewise.
27741 * config/spu/mfc_tag_reserve.c: Likewise.
27742 * config/spu/mfc_tag_table.c: Likewise.
27743 * config/spu/multi3.c: Likewise.
27744 * config/spu/spu_internals.h: Likewise.
27745 * config/spu/spu_intrinsics.h: Likewise.
27746 * config/spu/spu_mfcio.h: Likewise.
27747 * config/spu/vec_types.h: Likewise.
27748 * config/spu/vmx2spu.h: Likewise.
27749 * config/stormy16/stormy16-lib2.c: Likewise.
27750 * config/svr4.h: Likewise.
27751 * config/sync.c: Likewise.
27752 * config/v850/lib1funcs.asm: Likewise.
27753 * config/vxlib-tls.c: Likewise.
27754 * config/vxlib.c: Likewise.
27755 * config/vxworks-dummy.h: Likewise.
27756 * config/xtensa/crti.asm: Likewise.
27757 * config/xtensa/crtn.asm: Likewise.
27758 * config/xtensa/ieee754-df.S: Likewise.
27759 * config/xtensa/ieee754-sf.S: Likewise.
27760 * config/xtensa/lib1funcs.asm: Likewise.
27761 * config/xtensa/lib2funcs.S: Likewise.
27762 * config/xtensa/linux-unwind.h: Likewise.
27763 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27764 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27765 * coretypes.h: Likewise.
27766 * crtstuff.c: Likewise.
27767 * defaults.h: Likewise.
27768 * dwarf2.h: Likewise.
27769 * emutls.c: Likewise.
27770 * gbl-ctors.h: Likewise.
27771 * gcov-io.h: Likewise.
27772 * ginclude/float.h: Likewise.
27773 * ginclude/iso646.h: Likewise.
27774 * ginclude/stdarg.h: Likewise.
27775 * ginclude/stdbool.h: Likewise.
27776 * ginclude/stddef.h: Likewise.
27777 * ginclude/stdfix.h: Likewise.
27778 * ginclude/stdint-gcc.h: Likewise.
27779 * ginclude/tgmath.h: Likewise.
27780 * gthr-aix.h: Likewise.
27781 * gthr-dce.h: Likewise.
27782 * gthr-gnat.c: Likewise.
27783 * gthr-gnat.h: Likewise.
27784 * gthr-lynx.h: Likewise.
27785 * gthr-mipssde.h: Likewise.
27786 * gthr-nks.h: Likewise.
27787 * gthr-posix.c: Likewise.
27788 * gthr-posix.h: Likewise.
27789 * gthr-posix95.h: Likewise.
27790 * gthr-rtems.h: Likewise.
27791 * gthr-single.h: Likewise.
27792 * gthr-solaris.h: Likewise.
27793 * gthr-tpf.h: Likewise.
27794 * gthr-vxworks.h: Likewise.
27795 * gthr-win32.h: Likewise.
27796 * gthr.h: Likewise.
27797 * libgcc2.c: Likewise.
27798 * libgcc2.h: Likewise.
27799 * libgcov.c: Likewise.
27800 * tsystem.h: Likewise.
27801 * typeclass.h: Likewise.
27802 * unwind-c.c: Likewise.
27803 * unwind-compat.h: Likewise.
27804 * unwind-dw2-fde-compat.c: Likewise.
27805 * unwind-dw2-fde-darwin.c: Likewise.
27806 * unwind-dw2-fde-glibc.c: Likewise.
27807 * unwind-dw2-fde.c: Likewise.
27808 * unwind-dw2-fde.h: Likewise.
27809 * unwind-dw2.c: Likewise.
27810 * unwind-dw2.h: Likewise.
27811 * unwind-generic.h: Likewise.
27812 * unwind-pe.h: Likewise.
27813 * unwind-sjlj.c: Likewise.
27814 * unwind.inc: Likewise.
27815 * config/arm/neon-gen.ml: Change generated copyright header to
27816 refer to version 3 of the GNU General Public License with
27817 version 3.1 of the GCC Runtime Library Exception and to point
27818 readers at the COPYING3 and COPYING3.RUNTIME files and the
27819 FSF's license web page.
27820 * config/arm/arm_neon.h: Regenerate.
27822 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27824 * config/cris/cris.md: Change copyright header to refer to version
27825 3 of the GNU General Public License.
27826 * doc/install.texi2html: Change copyright header to refer to version
27827 3 of the GNU General Public License and to point readers at the
27828 COPYING3 file and the FSF's license web page.
27829 * config/vax/linux.h: Likewise.
27831 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27833 * config/i386/i386.md (cmpcc): New.
27834 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27835 (sync_compare_and_swap_cc*): Delete.
27837 * config/s390/s390.c (s390_compare_emitted): Remove.
27838 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27839 s390_compare_emitted used to be handled. Assert that modes match.
27840 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27841 refer to sync_compare_and_swap_ccsi.
27842 * config/s390/s390.h (s390_compare_emitted): Remove.
27843 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27844 instead of s390_compare_emitted.
27845 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27846 instead of s390_compare_emitted.
27847 * config/s390/s390.md (cmpcc): New.
27848 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27849 CC_REGNUM, do not pretend it's set.
27850 (sync_compare_and_swap_cc*): Delete.
27851 * config/s390/predicates.md (cc_reg_operand): New.
27853 * expr.c (sync_compare_and_swap_cc): Delete.
27854 * optabs.h (sync_compare_and_swap_cc): Delete.
27855 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27856 is being used with can_compare_p.
27857 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27858 (find_cc_set): New.
27859 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27860 look for a MODE_CC set instead. Use emit_store_flag.
27861 (expand_compare_and_swap_loop): Likewise, with some additional
27862 complication to avoid a force_reg when useless. Use
27863 emit_cmp_and_jump_insns.
27864 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27865 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27866 sync_compare_and_swap documentation.
27868 2009-04-09 Jan Hubicka <jh@suse.cz>
27870 * except.c (find_prev_try): Break out from ....
27871 (duplicate_eh_regions): ... here; properly update prev_try pointers
27872 when duplication part of tree.
27873 (dump_eh_tree): Improve dumping.
27874 (verify_eh_region): New.
27875 (verify_eh_tree): Use it.
27877 2009-04-06 Richard Guenther <rguenther@suse.de>
27879 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27880 &ARRAY addresses by adjusting their types and prepending
27882 * tree-cfg.c (verify_gimple_assign_single): Verify that
27883 addresses are correct.
27885 2009-04-09 Richard Guenther <rguenther@suse.de>
27887 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27888 indices into an array reference if possible.
27889 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27890 Fold POINTER_PLUS_EXPR statements with invariant address.
27892 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27895 * config.gcc (powerpc64-*-linux*): Always build biarch.
27897 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27900 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27901 it and pedwarn if this results in an INTEGER_CST.
27903 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27905 * doc/install.texi: Update minimum GMP version. Remove obsolete
27906 text in MPFR section.
27908 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27910 * dwarf2out.c (class_scope_p): New static inline.
27911 (class_or_namespace_scope_p): Use it.
27912 (gen_variable_die): Use DW_TAG_member tag for static data member
27913 declarations instead of DW_TAG_variable.
27915 PR middle-end/39573
27916 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27919 2009-04-08 Richard Guenther <rguenther@suse.de>
27921 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27922 valueize random data.
27924 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27926 * config.gcc (aix tm_file): Add aix-stdint.h.
27927 (aix tm clause use_gcc_stdint): Set to wrap.
27928 * config/rs6000/aix-stdint.h: New file.
27930 2009-04-08 Richard Guenther <rguenther@suse.de>
27932 PR middle-end/36291
27933 * tree-dfa.c (add_referenced_var): Do not recurse into
27934 global initializers.
27935 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27937 (fold_const_aggregate_ref): Likewise.
27939 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27941 * recog.c (ordered_comparison_operator): New.
27942 * gensupport.c (std_preds): Add it.
27943 * doc/md.texi (Machine-Independent Predicates): Document it.
27945 2009-04-08 Jan Hubicka <jh@suse.cz>
27947 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27948 * function.h (rtl_eh): Remove exception_handler_label_map.
27949 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27950 remove_exception_handler_label, for_each_eh_label_1): Remove.
27951 (rtl_remove_unreachable_regions): Remove.
27952 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27953 (find_exception_handler_labels): Don't build the hashtable.
27954 (maybe_remove_eh_handler): Remove.
27955 (for_each_eh_label): Rewrite to walk the tree.
27956 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27957 * except.h (maybe_remove_eh_handler): Remove.
27958 * passes.c (init_optimization_passes): Schedule second EH cleanup
27960 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27961 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27963 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27965 * genoutput.c (validate_optab_operands): New.
27966 (gen_insn, gen_expand): Call it.
27968 * genflags.c (gen_insn): Detect misused iterators.
27969 (main): Pass line_no to gen_insn, exit with status 1 on error.
27971 * genextract.c (line_no): Make global.
27972 (VEC_safe_set_locstr): Change assertion to error message.
27973 (main): Exit with status 1 on error.
27975 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27979 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27980 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27981 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27982 * c-convert.c (convert): Do not call fold on results of conversion
27983 functions when the result is a C_MAYBE_CONST_EXPR.
27984 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27985 of __builtin_choose_expr.
27986 * c-typeck.c (remove_c_maybe_const_expr): New.
27987 (build_unary_op, build_conditional_expr, build_compound_expr,
27988 build_binary_op, c_objc_common_truthvalue_conversion): Call
27989 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27992 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27994 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27995 CODE to produce a new one. Add a prototype to use fold_convert_const
27997 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28000 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28001 mix declarations and code.
28003 2009-04-08 Ben Elliston <bje@au.ibm.com>
28005 * gcc.c: Replace `CC' with `GCC' throughout.
28007 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28009 * doc/invoke.texi: Document Atom support.
28011 2009-04-07 Jason Merrill <jason@redhat.com>
28014 * c-common.h, c-common.c: Add flag_pretty_templates.
28015 * c-opts.c (c_common_handle_option): Set it.
28016 * c.opt: Add -fno-pretty-templates.
28017 * doc/invoke.texi (C++ Dialect Options): Likewise.
28019 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28021 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28022 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28023 (ia64_expand_builtin): Likewise.
28025 2009-04-07 Martin Jambor <mjambor@suse.cz>
28027 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28028 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28029 ADDR_EXPRS are include too.
28031 2009-04-07 Richard Guenther <rguenther@suse.de>
28033 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28034 decls are only used if passes as parameters or if they are
28035 local statics and the call is not to a builtin.
28036 (call_may_clobber_ref_p_1): Likewise.
28038 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28040 * expr.c (do_store_flag): Remove last argument. Simplify code
28041 to avoid duplication of tests already done by can_compare_p.
28042 (expand_expr_real_1): Adjust caller.
28044 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28046 * optabs.c (can_compare_p): Test the predicate of a
28047 cbranch and cstore pattern.
28049 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28051 * expr.c (convert_move): Use emit_store_flag instead of
28054 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28056 * config/i386/i386.c (ix86_compare_emitted): Remove.
28057 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28058 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28059 * config/i386/i386.h (ix86_compare_emitted): Remove.
28060 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28061 instead of ix86_compare_emitted.
28062 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28064 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28066 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28067 Add t-sysroot-suffix to tmake_file.
28068 * config/print-sysroot-suffix.sh: New file.
28069 * config/t-sysroot-suffix: New file.
28071 2009-04-07 Ben Elliston <bje@au.ibm.com>
28073 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28074 as the latter produces a warning when the target does not support
28077 2009-04-07 Ben Elliston <bje@au.ibm.com>
28079 * dfp.c: Replace type punning assignments with memcpy throughout.
28080 * Makefile.in (dfp.o-warn): Remove.
28082 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28085 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28086 Include soft-fp/t-softfp after rs6000/t-linux64.
28088 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28090 * stor-layout.c (set_sizetype): Use the full precision of their
28091 machine mode for bitsize types.
28093 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28095 * config/i386/i386.md: Revert 2 accidental checkins.
28097 2009-04-06 Joey Ye <joey.ye@intel.com>
28098 Xuepeng Guo <xuepeng.guo@intel.com>
28099 H.J. Lu <hongjiu.lu@intel.com>
28101 Atom pipeline model, tuning and insn selection.
28102 * config.gcc (atom): Add atom config options and target.
28104 * config/i386/atom.md: New.
28106 * config/i386/i386.c (atom_cost): New cost.
28107 (m_ATOM): New macro flag.
28108 (initial_ix86_tune_features): Set m_ATOM.
28109 (x86_accumulate_outgoing_args): Likewise.
28110 (x86_arch_always_fancy_math_387): Likewise.
28111 (processor_target): Add Atom cost.
28112 (cpu_names): Add Atom cpu name.
28113 (override_options): Set Atom ISA.
28114 (ix86_issue_rate): New case PROCESSOR_ATOM.
28115 (ix86_adjust_cost): Likewise.
28117 * config/i386/i386.h (TARGET_ATOM): New target macro.
28118 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28119 (TARGET_OPT_AGU): New target option.
28120 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28121 (processor_type): Add PROCESSOR_ATOM.
28123 * config/i386/i386.md (cpu): Add new value "atom".
28124 (use_carry, movu): New attr.
28125 (atom.md): Include atom.md.
28126 (adddi3_carry_rex64): Set attr "use_carry".
28127 (addqi3_carry): Likewise.
28128 (addhi3_carry): Likewise.
28129 (addsi3_carry): Likewise.
28130 (*addsi3_carry_zext): Likewise.
28131 (subdi3_carry_rex64): Likewise.
28132 (subqi3_carry): Likewise.
28133 (subhi3_carry): Likewise.
28134 (subsi3_carry): Likewise.
28135 (x86_movdicc_0_m1_rex64): Likewise.
28136 (*x86_movdicc_0_m1_se): Likewise.
28137 (x86_movsicc_0_m1): Likewise.
28138 (*x86_movsicc_0_m1_se): Likewise.
28139 (*adddi_1_rex64): Emit add insn as much as possible.
28140 (*addsi_1): Likewise.
28141 (return_internal): Set atom_unit.
28142 (return_internal_long): Likewise.
28143 (return_pop_internal): Likewise.
28144 (*rcpsf2_sse): Set atom_sse_attr attr.
28145 (*qrt<mode>2_sse): Likewise.
28146 (*prefetch_sse): Likewise.
28148 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28150 (ix86_target_macros_internal): Likewise.
28152 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28153 (*prefetch_sse_rex): Likewise.
28154 (sse_rcpv4sf2): Likewise.
28155 (sse_vmrcpv4sf2): Likewise.
28156 (sse_sqrtv4sf2): Likewise.
28157 (<sse>_vmsqrt<mode>2): Likewise.
28158 (sse_ldmxcsr): Likewise.
28159 (sse_stmxcsr): Likewise.
28160 (*sse_sfence): Likewise.
28161 (sse2_clflush): Likewise.
28162 (*sse2_mfence): Likewise.
28163 (*sse2_lfence): Likewise.
28164 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28165 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28166 (avx_movdqu<avxmodesuffix>): Likewise.
28167 (avx_lddqu<avxmodesuffix>): Likewise.
28168 (sse2_movntv2di): Change attr "type" to "ssemov".
28169 (sse2_movntsi): Likewise.
28170 (rsqrtv8sf2): Change attr "type" to "sseadd".
28171 (sse3_addsubv2df3): Set attr "atom_unit".
28172 (sse3_h<plusminus_insn>v4sf3): Likewise.
28173 (*sse2_pmaddwd): Likewise.
28174 (*vec_extractv2di_1_rex64): Likewise.
28175 (*vec_extractv2di_1_avx): Likewise.
28176 (sse2_psadbw): Likewise.
28177 (ssse3_phaddwv8hi3): Likewise.
28178 (ssse3_phaddwv4hi3): Likewise.
28179 (ssse3_phadddv4si3): Likewise.
28180 (ssse3_phadddv2si3): Likewise.
28181 (ssse3_phaddswv8hi3): Likewise.
28182 (ssse3_phaddswv4hi3): Likewise.
28183 (ssse3_phsubwv8hi3): Likewise.
28184 (ssse3_phsubwv4hi3): Likewise.
28185 (ssse3_phsubdv4si3): Likewise.
28186 (ssse3_phsubdv2si3): Likewise.
28187 (ssse3_phsubswv8hi3): Likewise.
28188 (ssse3_phsubswv4hi3): Likewise.
28189 (ssse3_pmaddubsw128): Likewise.
28190 (sse3_pmaddubsw: Likewise.
28191 (ssse3_palignrti): Likewise.
28192 (ssse3_palignrdi): Likewise.
28194 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28196 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28198 2009-04-06 Richard Guenther <rguenther@suse.de>
28200 PR tree-optimization/28868
28201 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28202 of which PHI results we inserted.
28203 (insert_into_preds_of_block): Record inserted PHIs.
28204 (eliminate): Eliminate redundant PHI nodes.
28205 (init_pre): Init inserted_phi_names.
28207 2009-04-06 Richard Guenther <rguenther@suse.de>
28209 PR tree-optimization/39643
28210 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28211 IMAGPART_EXPRs of complex constants.
28212 (execute_fold_all_builtins): If we folded a call queue
28213 TODO_update_address_taken.
28215 2009-04-06 Jan Hubicka <jh@suse.cz>
28217 PR middle-end/39659
28218 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28221 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28223 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28225 (ic_invalidate_array): Likewise.
28227 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28229 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28230 alignment for library calls.
28232 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28234 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28235 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28236 * config/i386/mingw-stdint.h: New file.
28238 2009-04-05 Richard Guenther <rguenther@suse.de>
28240 PR tree-optimization/39648
28241 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28242 our &A vs. &A[0] IL deficiencies.
28244 2009-04-04 Jan Hubicka <jh@suse.cz>
28246 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28247 removed toplevel regions.
28248 (sjlj_mark_call_sites): Likewise.
28250 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28252 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28253 (cygwin tm clause use_gcc_stdint): Set to wrap.
28254 * config/i386/cygwin-stdint.h: New file.
28256 2009-04-04 Richard Guenther <rguenther@suse.de>
28258 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28259 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28260 single-argument PHIs if we are in loop-closed SSA form.
28261 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28262 for the pre-condition.
28263 (slpeel_tree_peel_loop_to_edge): Likewise.
28264 (vect_build_loop_niters): Take an optional sequence to append stmts.
28265 (vect_generate_tmps_on_preheader): Likewise.
28266 (vect_do_peeling_for_loop_bound): Take extra guards for the
28268 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28269 the cost model check.
28270 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28271 guards if we are going to peel. Do not apply versioning in that case.
28272 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28273 (vect_do_peeling_for_loop_bound): Likewise.
28274 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28275 loop bound only record extra pre-conditions, do not apply loop
28278 2009-04-04 Richard Guenther <rguenther@suse.de>
28280 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28283 2009-04-04 Jan Hubicka <jh@suse.cz>
28285 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28286 last_basic_block for size of bb->index indexed array.
28287 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28288 compute_out, link_btr_uses, build_btr_def_use_webs,
28289 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28291 2009-04-04 Jan Hubicka <jh@suse.cz>
28293 * except.c (remove_eh_handler_and_replace): Break out from ...
28294 (remove_eh_handler): ... here.
28295 (bring_to_root): New function.
28296 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28297 handled ones, bring others to root of tree.
28299 2009-04-04 Jan Hubicka <jh@suse.cz>
28301 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28302 (all_phis_safe_to_merge): New function.
28303 (update_info): New structure.
28304 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28305 (cleanup_empty_eh): Update SSA if possible.
28307 2009-04-04 Richard Guenther <rguenther@suse.de>
28309 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28310 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28311 (append_vuse): Likewise.
28313 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28315 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28316 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28317 instead of REG_UNSAVED for DW_CFA_undefined.
28318 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28319 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28322 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28325 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28327 2009-04-04 Richard Guenther <rguenther@suse.de>
28329 PR tree-optimization/8781
28330 PR tree-optimization/37892
28331 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28332 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28333 (valueize_refs): Call it for *& valueizations.
28334 (shared_reference_ops_from_ref): Rename to ...
28335 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28336 (shared_reference_ops_from_call): Rename to ...
28337 (valueize_shared_reference_ops_from_call): ... this and valueize.
28338 (vn_reference_lookup): Update.
28339 (visit_reference_op_call): Likewise.
28340 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28341 (eliminate): Value-replace the call address in call statements.
28343 2009-04-04 Richard Guenther <rguenther@suse.de>
28345 PR tree-optimization/39636
28346 * tree-ssa-forwprop.c
28347 (forward_propagate_addr_into_variable_array_index): Check for
28348 GIMPLE_ASSIGN before accessing the rhs code.
28350 2009-04-03 Jason Merrill <jason@redhat.com>
28352 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28354 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28356 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28357 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28358 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28359 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28360 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28361 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28362 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28363 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28364 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28365 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28366 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28367 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28368 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28369 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28370 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28371 Use fr_reg_or_fp01_operand instead of fr_register_operand
28373 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28374 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28375 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28377 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28379 PR rtl-optimization/39607
28380 PR rtl-optimization/39631
28384 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28385 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28386 instead of DF_LR_OUT.
28387 * ira-lives.c (process_bb_node_lives): Ditto.
28388 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28389 instead of DF_LR_{OUT,IN}.
28390 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28391 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28393 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28395 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28396 (execute_lower_omp): Always run but take the short way out if -fopenmp
28398 (gate_lower_omp): Remove, forcing the pass manager to always run the
28399 pass and always set PROP_gimple_lomp.
28400 (pass_lower_omp): Remove gate function.
28401 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28402 PROP_trees. Instead, require it.
28403 * ipa-cp.c (pass_ipa_cp): Likewise.
28404 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28405 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28406 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28407 and PROP_gimple_leh.
28409 2009-04-03 Richard Guenther <rguenther@suse.de>
28411 PR middle-end/13146
28412 PR tree-optimization/23940
28413 PR tree-optimization/33237
28414 PR middle-end/33974
28415 PR middle-end/34093
28416 PR tree-optimization/36201
28417 PR tree-optimization/36230
28418 PR tree-optimization/38049
28419 PR tree-optimization/38207
28420 PR tree-optimization/38230
28421 PR tree-optimization/38301
28422 PR tree-optimization/38585
28423 PR middle-end/38895
28424 PR tree-optimization/38985
28425 PR tree-optimization/39299
28426 * tree-ssa-structalias.h: Remove.
28427 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28428 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28429 (struct vuse_element_d): Remove.
28430 (struct vuse_vec_d): Likewise.
28431 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28432 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28433 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28434 VUSE_ELEMENT_VAR): Likewise.
28435 (struct voptype_d): Likewise.
28436 (NUM_VOP_FREE_BUCKETS): Likewise.
28437 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28438 (struct stmt_operands_d): Remove.
28439 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28440 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28441 VDEF_NUM, VDEF_VECT): Likewise.
28442 (copy_virtual_operands): Remove.
28443 (operand_build_cmp): Likewise.
28444 (create_ssa_artificial_load_stmt): Likewise.
28445 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28446 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28447 vuse_index and mayuse_index members. Pack and move done and iter_type
28448 members to the front.
28449 (SSA_OP_VMAYUSE): Remove.
28450 (SSA_OP_VIRTUAL_USES): Adjust.
28451 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28452 (unlink_stmt_vdef): Declare.
28453 (add_to_addressable_set): Remove.
28454 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28455 (vrp_visit_stmt): Likewise.
28456 * doc/tree-ssa.texi (Alias analysis): Update.
28457 * doc/invoke.texi (max-aliased-vops): Remove docs.
28458 (avg-aliased-vops): Likewise.
28459 * tree-into-ssa.c (syms_to_rename): Remove.
28460 (need_to_update_vops_p): Likewise.
28461 (need_to_initialize_update_ssa_p): Rename to ...
28462 (update_ssa_initialized_fn): ... this. Track function we are
28464 (symbol_marked_for_renaming): Simplify.
28465 (add_new_name_mapping): Do not set need_to_update_vops_p.
28466 (dump_currdefs): Use SYMS_TO_RENAME.
28467 (rewrite_update_stmt): Always walk all uses/defs.
28468 (dump_update_ssa): Adjust.
28469 (init_update_ssa): Take function argument. Track what we are
28471 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28472 (create_new_def_for): Initialize for cfun, assert we are initialized
28474 (mark_sym_for_renaming): Simplify.
28475 (mark_set_for_renaming): Do not initialize update-ssa.
28476 (need_ssa_update_p): Simplify. Take function argument.
28477 (name_mappings_registered_p): Assert we ask for the correct function.
28478 (name_registered_for_update_p): Likewise.
28479 (ssa_names_to_replace): Likewise.
28480 (release_ssa_name_after_update_ssa): Likewise.
28481 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28482 (dump_decl_set): Do not print a newline.
28483 (debug_decl_set): Do it here.
28484 (dump_update_ssa): And here.
28485 * tree-ssa-loop-im.c (move_computations): Adjust.
28486 (movement_possibility): Likewise.
28487 (determine_max_movement): Likewise.
28488 (gather_mem_refs_stmt): Likewise.
28489 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28490 or NAME_MEMORY_TAG.
28491 * tree-complex.c (update_all_vops): Remove.
28492 (expand_complex_move): Adjust.
28493 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28494 Simplify test for memory referencing statement. Exclude
28495 non-invariant ADDR_EXPRs.
28496 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28497 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28498 (rdg_flag_uses): Likewise.
28499 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28501 (tree_optimize_tail_calls_1): Also split the
28502 edge from the entry block if we have degenerate PHI nodes in
28503 the first basic block.
28504 * tree.c (init_ttree): Remove memory-tag related code.
28505 (tree_code_size): Likewise.
28506 (tree_node_structure): Likewise.
28507 (build7_stat): Re-write to be build6_stat.
28508 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28509 (SSA_VAR_P): Adjust.
28510 (struct tree_memory_tag): Remove.
28511 (struct tree_memory_partition_tag): Likewise.
28512 (union tree_node): Adjust.
28513 (build7): Re-write to be build6.
28514 * tree-pass.h (pass_reset_cc_flags): Remove.
28515 (TODO_update_address_taken): New flag.
28516 (pass_simple_dse): Remove.
28517 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28518 * params.h (MAX_ALIASED_VOPS): Remove.
28519 (AVG_ALIASED_VOPS): Likewise.
28520 * omp-low.c (expand_omp_taskreg): Update SSA form.
28521 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28522 aliases the lhs in a copy stmt.
28523 * tree-ssa-dse.c (struct address_walk_data): Remove.
28524 (memory_ssa_name_same): Likewise.
28525 (memory_address_same): Likewise.
28526 (get_kill_of_stmt_lhs): Likewise.
28527 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28528 unused stores. Look through PHI nodes into post-dominated regions.
28529 (dse_optimize_stmt): Simplify. Properly remove stores.
28530 (tree_ssa_dse): Compute dominators.
28531 (execute_simple_dse): Remove.
28532 (pass_simple_dse): Likewise.
28533 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28534 gimple_loaded_syms and gimple_stored_syms computation.
28535 * toplev.c (dump_memory_report): Dump alias and pta stats.
28536 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28537 (vn_reference_eq): Likewise.
28538 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28539 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28540 valueize_vuses): Remove.
28541 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28542 (get_def_ref_stmt_vuse): ... this.
28543 (vn_reference_lookup_2): New function.
28544 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28545 walking equivalent vuses. Simplify.
28546 (vn_reference_lookup): Likewise.
28547 (vn_reference_insert): Likewise.
28548 (vn_reference_insert_pieces): Likewise.
28549 (visit_reference_op_call): Simplify.
28550 (visit_reference_op_load): Likewise.
28551 (visit_reference_op_store): Likewise.
28552 (init_scc_vn): Remove shared_lookup_vuses initialization.
28553 (free_scc_vn): Remove shared_lookup_vuses freeing.
28554 (sort_vuses, sort_vuses_heap): Remove.
28555 (get_ref_from_reference_ops): Export.
28556 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28557 vector with single vuse pointer.
28558 (vn_reference_lookup_pieces, vn_reference_lookup,
28559 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28560 (shared_vuses_from_stmt): Remove.
28561 (get_ref_from_reference_ops): Declare.
28562 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28563 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28564 memory-tag related code.
28565 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28566 (likely_value): Add comment, skip static-chain of call statements.
28567 (surely_varying_stmt_p): Adjust.
28568 (gimplify_and_update_call_from_tree): Likewise.
28569 (execute_fold_all_builtins): Do not rebuild alias info.
28570 (gimplify_and_update_call_from_tree): Properly update VOPs.
28571 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28572 (copy_ref_info): Remove memory-tag related code.
28573 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28574 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28575 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28577 * tree-ssa-dom.c (gimple_p): Remove typedef.
28578 (eliminate_redundant_computations): Adjust.
28579 (record_equivalences_from_stmt): Likewise.
28580 (avail_expr_hash): Likewise.
28581 (avail_expr_eq): Likewise.
28582 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28583 (stmt_makes_single_load): Likewise.
28584 (stmt_makes_single_store): Likewise.
28585 * tree-ssa-alias.c: Rewrite completely.
28586 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28587 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28588 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28589 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28590 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28591 Remove public functions.
28592 (pass_reset_cc_flags): Remove.
28593 (pass_build_alias): Move ...
28594 * tree-ssa-structalias.c (pass_build_alias): ... here.
28595 * tree-ssa-alias.c (may_be_aliased): Move ...
28596 * tree-flow-inline.h (may_be_aliased): ... here.
28597 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28598 count_uses_and_derefs): Move ...
28599 * gimple.c: ... here.
28600 * gimple.h (count_uses_and_derefs): Declare.
28601 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28602 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28603 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28604 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28605 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28606 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28607 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28609 * tree-dfa.c (refs_may_alias_p): Move ...
28610 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28611 * tree-ssa-alias.h: New file.
28612 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28613 (statement_sink_location): Likewise.
28614 * opts.c (decode_options): Do not adjust max-aliased-vops or
28615 avg-aliased-vops values.
28616 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28617 (TV_CALL_CLOBBER): Likewise.
28618 (TV_FLOW_SENSITIVE): Likewise.
28619 (TV_FLOW_INSENSITIVE): Likewise.
28620 (TV_MEMORY_PARTITIONING): Likewise.
28621 (TV_ALIAS_STMT_WALK): New timevar.
28622 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28623 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28624 (get_address_description): Remove memory-tag related code.
28625 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28626 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28627 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28628 and immediate uses in statements. Document.
28629 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28630 (dump_symbols): Remove.
28631 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28632 * alias.c (get_deref_alias_set): New function split out from ...
28633 (get_alias_set): ... here.
28634 * alias.h (get_deref_alias_set): Declare.
28635 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28636 type parameter. Remove restrict pointer handling. Create a
28637 ref-all pointer in case type-based alias sets do not conflict.
28638 (vect_analyze_data_refs): Remove SMT related code.
28639 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28640 (vectorizable_load): Likewise.
28641 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28642 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28643 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28644 Ignore vops and SMTs.
28645 (dr_analyze_alias): Likewise..
28646 (free_data_ref): Likewise.
28647 (create_data_ref): Likewise.
28648 (analyze_all_data_dependences): Likewise.
28649 (get_references_in_stmt): Adjust.
28650 * tree-flow-inline.h (gimple_aliases_computed_p,
28651 gimple_addressable_vars, gimple_call_clobbered_vars,
28652 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28653 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28654 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28655 gimple_mem_ref_stats): Remove.
28656 (gimple_vop): New function.
28657 (op_iter_next_use): Remove vuses and mayuses cases.
28658 (op_iter_next_def): Remove vdefs case.
28659 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28660 (clear_and_done_ssa_iter): Do not set removed fields.
28661 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28662 Assert we are not iterating over vuses or vdefs if not also
28663 iterating over uses or defs.
28664 (op_iter_init_use): Likewise.
28665 (op_iter_init_def): Likewise.
28666 (op_iter_next_vdef): Remove.
28667 (op_iter_next_mustdef): Likewise.
28668 (op_iter_init_vdef): Likewise.
28669 (compare_ssa_operands_equal): Likewise.
28670 (link_use_stmts_after): Handle vuse operand.
28671 (is_call_used): Use is_call_clobbered.
28672 (is_call_clobbered): Global variables are always call clobbered,
28673 query the call-clobbers bitmap.
28674 (mark_call_clobbered): Ignore global variables.
28675 (clear_call_clobbered): Likewise.
28676 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28677 virtual operands sanity check.
28678 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28680 (TARGET_MEM_REF): Remove TMR_TAG operand.
28681 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28682 Remove call-clobber related code.
28683 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28684 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28685 partitions or escape reason.
28686 (get_single_def_stmt, get_single_def_stmt_from_phi,
28687 get_single_def_stmt_with_phi): Remove.
28688 (dump_referenced_vars): Tidy.
28689 (get_ref_base_and_extent): Allow bare decls.
28690 (collect_dfa_stats): Adjust.
28691 * graphite.c (rename_variables_in_stmt): Adjust.
28692 (graphite_copy_stmts_from_block): Likewise.
28693 (translate_clast): Likewise.
28694 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28696 (translate_vuse_through_block): Use the oracle.
28697 (phi_translate_1): Adjust.
28698 (value_dies_in_block_x): Use the oracle. Cache the outcome
28700 (valid_in_sets): Check if the VUSE for
28701 a REFERENCE is available.
28702 (eliminate): Do not remove stmts during elimination,
28703 instead queue and remove them afterwards.
28704 (do_pre): Do not rebuild alias info.
28705 (pass_pre): Run TODO_rebuild_alias before PRE.
28706 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28707 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28708 (mark_all_v_defs_stmt): Remove.
28709 (mark_all_v_defs_seq): Adjust.
28710 (sra_replace): Likewise.
28711 (scalarize_use): Likewise.
28712 (scalarize_copy): Likewise.
28713 (scalarize_init): Likewise.
28714 (scalarize_ldst): Likewise.
28715 (todoflags): Remove.
28716 (tree_sra): Do not rebuild alias info.
28717 (tree_sra_early): Adjust.
28718 (pass_sra): Run TODO_update_address_taken before SRA.
28719 * tree-predcom.c (set_alias_info): Remove.
28720 (prepare_initializers_chain): Do not call it.
28721 (mark_virtual_ops_for_renaming): Adjust.
28722 (mark_virtual_ops_for_renaming_list): Remove.
28723 (initialize_root_vars): Adjust.
28724 (initialize_root_vars_lm): Likewise.
28725 (prepare_initializers_chain): Likewise.
28726 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28727 (may_propagate_copy_into_stmt): Likewise.
28728 (merge_alias_info): Do nothing for now.
28729 (propagate_tree_value_into_stmt): Adjust.
28730 (stmt_may_generate_copy): Likewise.
28731 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28732 not mark symbols for renaming.
28733 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28734 with the same statement, make sure to update the new pointed-to one.
28735 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28736 call statements, do not mark symbols for renaming.
28737 (mark_operand_necessary): Dump something.
28738 (ref_may_be_aliased): New function.
28739 (mark_aliased_reaching_defs_necessary_1): New helper function.
28740 (mark_aliased_reaching_defs_necessary): Likewise.
28741 (mark_all_reaching_defs_necessary_1): Likewise.
28742 (mark_all_reaching_defs_necessary): Likewise.
28743 (propagate_necessity): Do not process virtual PHIs. For
28744 non-aliased loads mark all reaching definitions as necessary.
28745 For aliased loads and stores mark the immediate dominating
28746 aliased clobbers as necessary.
28747 (visited): New global static.
28748 (perform_tree_ssa_dce): Free visited bitmap after propagating
28750 (remove_dead_phis): Perform simple dead virtual PHI removal.
28751 (remove_dead_stmt): Properly unlink virtual operands when
28753 (eliminate_unnecessary_stmts): Schedule PHI removal after
28755 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28756 (process_replaceable): Likewise.
28757 (find_replaceable_in_bb): Likewise.
28758 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28759 based on the single gimple vop.
28760 (verify_flow_insensitive_alias_info): Remove.
28761 (verify_flow_sensitive_alias_info): Likewise.
28762 (verify_call_clobbering): Likewise.
28763 (verify_memory_partitions): Likewise.
28764 (verify_alias_info): Likewise.
28765 (verify_ssa): Adjust..
28766 (execute_update_addresses_taken): Export. Update SSA
28767 manually. Optimize only when optimizing. Use a local bitmap.
28768 (pass_update_address_taken): Remove TODO_update_ssa, add
28770 (pass_update_address_taken): Just use TODO_update_address_taken.
28771 (init_tree_ssa): Do not initialize addressable_vars.
28772 (verify_ssa): Verify new VUSE / VDEF properties.
28773 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28774 Do not call verify_alias_info.
28775 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28776 Do not free the loaded and stored syms bitmaps. Reset the escaped
28777 and callused solutions. Do not free addressable_vars.
28778 Remove memory-tag related code.
28779 (warn_uninitialized_var): Aliases are always available.
28780 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28781 * lambda-code.c (can_put_in_inner_loop): Adjust.
28782 (can_put_after_inner_loop): Likewise.
28783 (perfect_nestify): Likewise.
28784 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28785 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28786 (vectorizable_conversion): Do not mark symbols for renaming.
28787 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28788 (expand_call_inline): Unlink the calls virtual operands before
28790 (tree_function_versioning): Do not call update_ssa if we are not
28791 updating clones. Simplify.
28792 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28793 (propagate_with_phi): Likewise..
28794 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28795 clobber code. Assert we are not aliased or global.
28796 * tree-flow.h: Include tree-ssa-alias.h
28797 (enum escape_type): Remove.
28798 (struct mem_sym_stats_d): Likewise.
28799 (struct mem_ref_stats_d): Likewise.
28800 (struct gimple_df): Add vop member. Remove global_var,
28801 call_clobbered_vars, call_used_vars, addressable_vars,
28802 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28803 escaped and callused members.
28804 (struct ptr_info_def): Remove all members, add points-to solution
28806 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28807 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28808 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28809 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28810 (tree-ssa-alias.o): Likewise.
28811 (toplev.o): Add tree-ssa-alias.h
28812 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28813 * gimple.c (gimple_set_bb): Fix off-by-one error.
28814 (is_gimple_reg): Do not handle memory tags.
28815 (gimple_copy): Also copy virtual operands.
28816 Delay updating the statement. Do not reset loaded and stored syms.
28817 (gimple_set_stored_syms): Remove.
28818 (gimple_set_loaded_syms): Likewise.
28819 (gimple_call_copy_skip_args): Copy the virtual operands
28820 and mark the new statement modified.
28821 * tree-ssa-structalias.c (may_alias_p): Remove.
28822 (set_uids_in_ptset): Take the alias set to prune with as
28823 parameter. Fold in the alias test of may_alias_p.
28824 (compute_points_to_sets): Compute whether a ptr is dereferenced
28825 in a local sbitmap.
28826 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28827 other ADDRESSOF constraints on the lhs.
28828 (get_constraint_for_component_ref): Assert that we don't get
28829 ADDRESSOF constraints from the base of the reference.
28830 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28831 (struct variable_info): Remove collapsed_to member.
28832 (get_varinfo_fc): Remove.
28833 (new_var_info): Do not set collapsed_to.
28834 (dump_constraint): Do not follow cycles.
28835 (dump_constraint_graph): Likewise.
28836 (build_pred_graph): Likewise.
28837 (build_succ_graph): Likewise.
28838 (rewrite_constraints): Likewise.
28839 (do_simple_structure_copy): Remove.
28840 (do_rhs_deref_structure_copy): Remove.
28841 (do_lhs_deref_structure_copy): Remove.
28842 (collapse_rest_of_var): Remove.
28843 (do_structure_copy): Re-implement.
28844 (pta_stats): New global variable.
28845 (dump_pta_stats): New function.
28846 (struct constraint_expr): Make offset signed.
28847 (UNKNOWN_OFFSET): Define special value.
28848 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28849 (solution_set_expand): New helper function split out from ...
28850 (do_sd_constraint): ... here.
28851 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28852 (do_ds_constraint): Likewise.
28853 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28854 and CALLUSED = *CALLUSED.
28855 (set_union_with_increment): Make inc argument signed.
28856 (type_safe): Remove.
28857 (get_constraint_for_ptr_offset): Handle unknown and negative
28859 (first_vi_for_offset): Handle offsets before start. Bail
28860 out early for offsets beyond the variable extent.
28861 (first_or_preceding_vi_for_offset): New function.
28862 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28863 Together with ESCAPED = *ESCAPED this properly computes reachability.
28864 (find_what_var_points_to): New function.
28865 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28866 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28867 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28868 pt_solutions_intersect): New functions.
28869 (compute_call_used_vars): Remove.
28870 (compute_may_aliases): New main entry into PTA computation.
28871 * gimple.h (gimple_p): New typedef.
28872 (struct gimple_statement_base): Remove references_memory_p.
28873 (struct gimple_statement_with_memory_ops_base): Remove
28874 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28876 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28877 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28878 gimple_set_references_memory): Remove.
28879 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28880 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28882 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28883 (verify_expr): Allow RESULT_DECL.
28884 (gimple_duplicate_bb): Do not copy virtual operands.
28885 (gimple_duplicate_sese_region): Adjust.
28886 (gimple_duplicate_sese_tail): Likewise.
28887 (mark_virtual_ops_in_region): Remove.
28888 (move_sese_region_to_fn): Do not call it.
28889 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28890 and pass_simple_dse.
28891 (execute_function_todo): Handle TODO_update_address_taken,
28892 call execute_update_addresses_taken for TODO_rebuild_alias.
28893 (execute_todo): Adjust.
28894 (execute_one_pass): Init dump files early.
28895 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28897 (create_general_new_stmt): Clear vops.
28898 * tree-ssa-reassoc.c (get_rank): Adjust.
28899 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28900 symbols for renaming.
28901 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28902 (PARAM_AVG_ALIASED_VOPS): Likewise.
28903 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28904 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28905 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28906 (operand_build_cmp, copy_virtual_operands,
28907 create_ssa_artificial_load_stmt, add_to_addressable_set,
28908 gimple_add_to_addresses_taken): Remove public functions.
28909 (unlink_stmt_vdef): New function.
28911 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28913 * config.gcc (powerpc-*-linux*): Merge variants.
28915 2009-04-02 Chao-ying Fu <fu@mips.com>
28916 James Grosbach <james.grosbach@microchip.com>
28918 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28919 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28921 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28922 keep_interrupts_masked_p, use_debug_exception_return_p.
28923 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28924 keep_interrupts_masked, use_debug_exception_return.
28925 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28926 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28928 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28929 (mips_print_operand): Process COP0 registers to print $0 .. $31
28930 correctly for GAS to process.
28931 (mips_interrupt_extra_call_saved_reg_p): New function.
28932 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28934 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28935 (mips_compute_frame_info): Add supports for interrupt context that
28936 includes doubleword accumulators and COP0 registers.
28937 (mips_for_each_saved_acc): New function.
28938 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28939 mips_for_each_saved_reg.
28940 (mips_save_reg): Save accumulators.
28941 (mips_kernel_reg_p): A new for_each_rtx callback.
28942 (mips_expand_prologue): Support interrupt handlers.
28943 (mips_restore_reg): Restore accumulators.
28944 (mips_expand_epilogue): Support interrupt handlers.
28945 (mips_can_use_return_insn): Return false for interrupt handlers.
28946 (mips_epilogue_uses): New function.
28947 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28948 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28949 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28950 cop0_move): New instructions.
28951 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28952 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28954 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28956 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28957 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28958 interrupt handlers, we use K0 as the temporary register.
28959 (EPILOGUE_USES): Change to a function call.
28960 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28961 handlers, we use K0 as the temporary register.
28963 * doc/extend.texi (Function Attributes): Document interrupt,
28964 use_shadow_register_set, keep_interrupts_masked,
28965 use_debug_exception_return for MIPS attributes.
28967 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28969 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28970 Remove a number of t-files from tmake_file.
28971 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28972 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28973 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28974 target_prototype, not TARGET_PROTOTYPE.
28975 (LINK_OS_GNU_SPEC): Define.
28976 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28977 and darwin-ldoubdle.c.
28979 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28982 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28983 (cpp_options): Ditto.
28984 (default_compilers): Ditto.
28985 (display_help): Ditto.
28986 (process_command): Ditto.
28987 (do_spec_1): Ditto.
28988 (set_input): Use lbasename instead of duplicate code.
28989 (save_temps_prefix): New static for -save-temps=obj.
28990 (save_temps_length): Ditto.
28992 * doc/invoke.texi (-save-temps=obj): Document new variant to
28993 -save-temps switch.
28995 2009-04-02 Jeff Law <law@redhat.com>
28997 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29000 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29002 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29003 * configure: Regenerated.
29005 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29007 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29008 share the argument list.
29010 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29014 2009-02-12 Diego Novillo <dnovillo@google.com>
29016 * varpool.c (debug_varpool): New.
29017 * cgraph.h (debug_varpool): Declare.
29019 2009-04-02 Jan Hubicka <jh@suse.cz>
29021 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29024 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29026 * config/i386/i386.c (ix86_abi): Move initialization to ...
29027 (override_options): Here.
29029 2009-04-02 Christian Bruel <christian.bruel@st.com>
29031 * config/sh/sh.c (sh_dwarf_register_span): New function.
29032 (TARGET_DWARF_REGISTER_SPAN): Define.
29033 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29035 2009-04-02 Ira Rosen <irar@il.ibm.com>
29037 PR tree-optimization/39595
29038 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29039 interleaved loads group is not greater than the SLP group size.
29041 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29043 * builtins.c (is_builtin_name): New.
29044 (called_as_built_in): Use is_builtin_name.
29045 * tree.h (is_builtin_name): New.
29046 * varasm.c (incorporeal_function_p): Use is_builtin_name
29048 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29050 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29052 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29055 * c-decl.c (clone_underlying_type): Move this ...
29056 * c-common.c (set_underlying_type): ... here.
29057 Also, make sure the function properly sets TYPE_STUB_DECL() on
29058 the newly created typedef variant type.
29059 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29060 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29063 2009-04-02 Richard Guenther <rguenther@suse.de>
29065 PR tree-optimization/37221
29066 * tree-flow.h (degenerate_phi_result): Declare.
29067 * tree-ssa-dom.c (degenerate_phi_result): Export.
29068 * tree-scalar-evolution.c (analyze_initial_condition): If
29069 the initial condition is defined by a degenerate PHI node
29070 use the degenerate value.
29072 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29074 PR rtl-optimization/39588
29075 * combine.c (merge_outer_ops): Do not set the constant when this
29077 (simplify_shift_const_1): Do not modify it either in this case.
29079 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29081 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29082 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29084 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29087 * c-lex.c (interpret_float): Default (no suffix) is double.
29089 2009-04-1 Xinliang David Li <davidxl@google.com>
29091 * config/i386/i386.c (legitimate_constant_p): Recognize
29092 all one vector constant.
29094 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29096 * config/vax/vax.c: Add #includes to silence warnings.
29097 Change #include order to silence two warnings.
29099 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29101 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29102 (ASM_SPEC): Pass -k to the assembler for PIC code.
29104 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29106 * config.gcc: Add vax-*-linux* to the switch.
29107 * config/vax/linux.h: New file. (TARGET_VERSION,
29108 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29110 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29112 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29113 Use predicate macros instead of GET_CODE() == foo.
29114 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29115 ashlsi3, rotrsi3, <unnamed>): Likewise.
29117 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29119 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29120 jbbccihi, jbbccisi): Remova trailing whitespace.
29121 * config/vax/constraints.md: Likewise.
29122 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29123 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29124 * config/vax/predicates.md: Likewise.
29125 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29126 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29127 * config/vax/vax.h: Likewise.
29128 * config/vax/vax.md (nonlocal_goto): Likewise.
29130 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29132 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29133 (indirectable_address_p, adjacent_operands_p): Add spaces around
29135 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29139 * config/vax/vax.c (legitimate_constant_address_p,
29140 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29141 index_term_p, reg_plus_index_p, legitimate_address_p,
29142 vax_mode_dependent_address_p): Update comments to match functions
29143 modified by the recent int->bool conversion.
29145 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29147 * config/vax/builtins.md: Update copyright message.
29148 * config/vax/constraints.md: Likewise.
29149 * config/vax/netbsd-elf.h: Likewise.
29150 * config/vax/predicates.md: Likewise.
29151 * config/vax/vax-protos.h: Likewise.
29152 * config/vax/vax.c: Likewise.
29153 * config/vax/vax.h: Likewise.
29154 * config/vax/vax.md: Likewise.
29155 * config/vax/vax.opt: Likewise.
29157 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29159 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29160 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29161 * config/vax/constraints.md (B, R): Likewise.
29162 * config/vax/predicates.md (external_memory_operand,
29163 nonimmediate_addsub_di_operand): Likewise.
29164 * config/vax/vax.c (vax_output_int_add): Likewise.
29165 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29166 untyped_call): Likewise.
29168 2009-04-01 Matt Thomas <matt@3am-software.com>
29170 * config/vax/predicates.md: New file.
29171 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29172 external_const_operand, nonsymbolic_operand, external_memory_operand,
29173 indirect_memory_operand, indexed_memory_operand,
29174 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29175 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29177 * config/vax/constraints.md: New file.
29178 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29180 * config/vax/builtins.md: New file.
29181 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29182 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29184 * config/vax/vax.opt (mqmath): Add option.
29185 * config/vax/vax.md (isfx): Extend with DI.
29186 (VAXintQH, VAXintQHSD): Define.
29187 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29188 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29189 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29190 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29191 (movdi): Update constraints and use vax_output_int_move().
29192 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29193 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29194 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29195 nonlocal_goto): New.
29196 (mov<mode>): Extend accepted operand types.
29197 (subdi3_old): Rename from subdi3, change update constraints and use
29198 a new implementation.
29199 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29200 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29201 MOVE_RATIO, CLEAR_RATIO): Define.
29202 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29203 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29204 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29205 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29206 (split_quadword_operands): Make static and really allow variable
29208 (print_operand_address): Update for PIC generation.
29209 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29210 indexable_address_p, fixup_mathdi_operand,
29211 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29212 (vax_float_literal, legitimate_constant_p,
29213 indirectable_constant_address_p, index_term_p,
29214 reg_plus_index_p): Return bool instead of int.
29215 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29217 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29219 (vax_output_conditional_branch): Indent.
29220 (legitimate_constant_address_p, indirectable_constant_address_p,
29221 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29222 vax_mode_dependent_address_p): Return bool instead of int, update for
29224 * config/vax/vax-protos.h (legitimate_constant_address_p,
29225 legitimate_constant_p, legitimate_address_p,
29226 vax_mode_dependent_address_p): Change declaration to bool.
29227 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29228 vax_expand_addsub_di_operands, vax_output_int_subtract,
29229 vax_output_movmemsi): Declare.
29230 (split_quadword_operands, vax_float_literal): Delete declaration.
29231 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29232 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29233 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29234 ASM_OUTPUT_DWARF_PCREL): Define.
29235 (ASM_SPEC): Change definition to allow PIC generation.
29237 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29239 * doc/sourcebuild.texi: Update front-end requirements.
29241 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29244 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29245 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29246 (booldi3_internal3): Use boolean_or_operator instead of
29249 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29252 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29253 declarator whose size is not an integer constant expression but
29254 folds to an integer constant, then treat it as a constant
29257 2009-04-01 Richard Guenther <rguenther@suse.de>
29259 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29260 i * 4 + 2 to (i * 2 + 1) * 2.
29262 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29265 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29266 return if c_parser_asm_string_literal returned NULL.
29268 2009-04-01 Nick Clifton <nickc@redhat.com>
29270 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29272 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29273 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29274 other typedefs to avoid conflicts with libgcc2.c. Define labels
29275 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29277 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29278 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29281 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29283 * varasm.c (default_function_rodata_section): Declare DOT as
29286 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29287 Andrey Galkin <agalkin@hypercom.com>
29290 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29291 Make object_name unique for each process.
29293 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29296 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29297 addressable variables in the parallel that could go out of scope while
29298 running queued tasks.
29300 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29302 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29303 (CASE_VALUES_THRESHOLD): Redefine.
29304 * config/avr/avr.c (avr_override_options): Remove initialization of
29305 avr_case_values_threshold variable.
29306 (avr_case_values_threshold): Remove variable. Add new function.
29307 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29308 * config/avr/avr.opt (mno-tablejump): Remove option.
29309 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29311 2009-04-01 DJ Delorie <dj@redhat.com>
29313 * varasm.c (default_function_rodata_section): Don't assume
29314 anything about where the first '.' in the section name is.
29316 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29318 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29319 rs6000_emit_stack_tie.
29321 2009-03-31 Ian Lance Taylor <iant@google.com>
29323 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29324 gimple_code with GIMPLE_RESX, not RESX.
29326 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29328 * c-common.c (c_get_ident): New.
29329 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29331 2009-04-01 Ben Elliston <bje@au.ibm.com>
29333 * config/rs6000/sysv4.opt (msdata): Improve option description.
29335 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29337 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29338 (divdf3_internal_lat): Remove.
29339 (divxf3_internal_lat): Remove.
29340 (divxf3_internal_thr): Remove.
29341 (divxf): Use divxf3_internal.
29342 * config/ia64/div.md (divsf3_internal_lat): New.
29343 (divdf3_internal_lat): New.
29344 (divxf3_internal): New.
29346 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29349 * Makefile.in (USE_GCC_STDINT): Define.
29350 (stmp-int-hdrs): Install stdint.h if applicable.
29351 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29353 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29354 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29355 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29356 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29357 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29358 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29359 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29360 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29361 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29362 (c_common_nodes_and_builtins): Initialize
29363 underlying_wchar_type_node. Do not initialize
29364 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29365 nodes for new types.
29366 (c_stddef_cpp_builtins): Define macros for new types.
29367 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29369 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29370 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29371 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29372 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29373 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29374 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29375 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29376 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29377 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29378 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29379 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29380 int16_type_node, int32_type_node, int64_type_node,
29381 uint8_type_node, uint16_type_node, c_uint32_type_node,
29382 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29383 int_least32_type_node, int_least64_type_node,
29384 uint_least8_type_node, uint_least16_type_node,
29385 uint_least32_type_node, uint_least64_type_node,
29386 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29387 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29388 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29389 uintptr_type_node): Define.
29390 * c-cppbuiltin.c (builtin_define_constants,
29391 builtin_define_type_minmax): New.
29392 (builtin_define_stdint_macros): Define more macros.
29393 (c_cpp_builtins): Define more limit macros.
29394 (type_suffix): New.
29395 (builtin_define_type_max): Define in terms of
29396 builtin_define_type_minmax. Remove is_long parameter. All
29398 * config.gcc (use_gcc_stdint): Define.
29399 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29400 Add newlib-stdint.h for generic targets.
29401 * config/glibc-stdint.h, config/newlib-stdint.h,
29402 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29403 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29404 * config/score/score.h (UINTPTR_TYPE): Define.
29405 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29406 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29407 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29408 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29409 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29410 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29411 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29412 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29413 * config/spu/spu.h (STDINT_LONG32): Define.
29414 * configure.ac (use_gcc_stdint): Substitute.
29415 * configure: Regenerate.
29416 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29417 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29418 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29419 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29420 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29421 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29422 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29423 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29424 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29425 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29426 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29427 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29428 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29429 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29430 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29431 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29432 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29433 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29434 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29435 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29436 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29437 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29438 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29439 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29440 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29441 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29442 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29443 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29444 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29446 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29448 * loop-iv.c (suitable_set_for_replacement): Renamed from
29449 simplify_using_assignment; changed to return bool and to accept new
29450 args DEST and SRC. Return true iff we find a source/destination pair
29451 that can be used to make a replacement, and fill SRC and DEST if so.
29452 Remove arg ALTERED. Don't deal with altered regs here. All callers
29454 (simplify_using_initial_values): Deal with altered regs here and track
29455 more precisely the effect they have on the validity of our expression.
29457 * loop-iv.c (simplify_using_condition): A condition of the form
29458 (EQ REG CONST) can be used to simply make a substitution.
29459 (simplify_using_initial_values): Keep track of conditions we have seen
29460 and keep using them to simplify new expressions, while applying the
29461 same substitutions to them as to the expression.
29463 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29464 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29467 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29468 changed. Use this when trying to improve the upper bound.
29469 Generate the comparison by using simplify_gen_relational.
29471 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29473 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29475 (simplify_using_assignment, simplify_using_initial_values): Call
29476 replace_in_expr to make replacements. Call replace_single_def_regs
29477 once on the initial version of the expression.
29479 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29482 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29484 2009-03-31 Richard Guenther <rguenther@suse.de>
29486 PR middle-end/31029
29487 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29488 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29490 2009-03-31 Richard Guenther <rguenther@suse.de>
29492 * tree.h (div_if_zero_remainder): Declare.
29493 * fold-const.c (div_if_zero_remainder): Export.
29494 * tree-ssa-forwprop.c
29495 (forward_propagate_addr_into_variable_array_index): Handle
29496 constant array index addition outside of the variable index.
29498 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29501 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29502 define_splits, floatunssi<mode>2): Require x87 conversions from
29503 DImode to be permitted.
29505 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29507 PR preprocessor/15638
29508 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29510 2009-03-31 Richard Guenther <rguenther@suse.de>
29512 PR middle-end/23401
29513 PR middle-end/27810
29514 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29515 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29516 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29517 a separate statement.
29518 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29519 (lookup_tmp_var): Likewise.
29520 (is_gimple_formal_tmp_or_call_rhs): Remove.
29521 (is_gimple_reg_or_call_rhs): Rename to ...
29522 (is_gimple_reg_rhs_or_call): ... this.
29523 (is_gimple_mem_or_call_rhs): Rename to ...
29524 (is_gimple_mem_rhs_or_call): ... this.
29525 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29526 DECL_GIMPLE_REG_P only if is_formal is true.
29527 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29528 for non-proper post-modify expression gimplification.
29529 (gimplify_self_mod_expr): For post-modify expressions gimplify
29530 the lvalue to a minimal lvalue.
29531 (rhs_predicate_for): Remove formal temp case.
29532 (gimplify_modify_expr_rhs): Likewise.
29533 (gimplify_addr_expr): Use is_gimple_reg.
29534 (gimplify_expr): Remove formal temp cases.
29535 (gimple_regimplify_operands): Likewise.
29536 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29537 and FILTER_EXPR like constants.
29538 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29540 (is_gimple_formal_tmp_rhs): Remove.
29541 (is_gimple_reg_rhs): Remove special casing.
29542 (is_gimple_mem_rhs): Fix.
29543 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29544 (is_gimple_formal_tmp_var): Remove.
29545 (is_gimple_formal_tmp_reg): Likewise.
29546 (is_gimple_min_lval): Allow invariant component ref parts.
29547 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29548 is_gimple_formal_tmp_reg): Remove declarations.
29549 * tree-cfg.c (verify_expr): Verify that variables with address
29550 taken do not have DECL_GIMPLE_REG_P set.
29551 * tree-mudflap.c (mf_build_check_statement_for): Use
29552 force_gimple_operand instead of gimplify_expr.
29554 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29556 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29557 schedulable rows to compute_split_row.
29559 2009-03-31 Ben Elliston <bje@au.ibm.com>
29562 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29565 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29567 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29568 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29569 * configure: Regenerate.
29570 * config.in: Regenerate.
29571 * config/rs6000/rs6000.opt (mtls-markers): Add.
29572 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29573 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29574 (tls_ld_aix, tls_ld_sysv): Likewise.
29575 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29576 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29578 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29580 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29582 2009-03-30 Jan Hubicka <jh@suse.cz>
29584 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29586 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29587 detection and label handling.
29589 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29591 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29592 left_conflicts_size.
29593 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29594 ALLOCNO_LEFT_CONFLICTS_SIZE.
29596 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29597 remove_allocno_from_bucket_and_push,
29598 allocno_spill_priority_compare, push_allocnos_to_stack,
29599 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29600 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29601 (setup_allocno_left_conflicts_num): Ditto. Rename to
29602 setup_allocno_left_conflicts_size.
29603 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29604 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29605 setup_allocno_left_conflicts_size instead of
29606 setup_allocno_left_conflicts_num.
29608 * ira-build.c (ira_create_allocno): Use
29609 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29610 ALLOCNO_LEFT_CONFLICTS_NUM.
29612 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29614 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29615 instead of DF_LR_OUT.
29617 * ira-lives.c (process_bb_node_lives): Ditto.
29619 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29620 instead of DF_LR_{OUT,IN}.
29622 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29624 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29626 2009-03-30 Jan Hubicka <jh@suse.cz>
29628 * except.c (label_to_region_map): Fix thinko.
29630 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29632 PR middle-end/38237
29633 * tree.h (tree_find_value): New declaration.
29634 * tree.c (tree_find_value): New function.
29635 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29637 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29640 * c-decl.c (struct c_binding): Add locus field.
29641 (bind): Add locus argument, set locus field from it.
29642 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29643 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29644 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29645 implicitly_declare, undeclared_variable, lookup_label,
29646 declare_label, c_make_fname_decl, c_builtin_function,
29647 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29650 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29653 * config/i386/i386.c (classify_argument): Check total size of
29656 2009-03-30 Martin Jambor <mjambor@suse.cz>
29658 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29659 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29660 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29663 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29664 seen_variable_array_ref while also traversing a union.
29666 * tree-inline.c (optimize_inline_calls): Do not call
29667 cgraph_node_remove_callees.
29668 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29669 (pass_remove_cgraph_callee_edges): New variable.
29670 * passes.c (init_optimization_passes): Add
29671 pass_remove_cgraph_callee_edges after early inlining and before all
29672 late intraprocedural passes.
29674 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29676 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29678 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29679 Fix typos in names.
29681 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29683 * combine.c (simplify_comparison): Use have_insn_for.
29684 * dojump.c (do_jump): Likewise.
29686 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29688 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29689 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29690 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29691 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29692 instead of sparc_compare_emitted.
29693 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29694 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29695 instead of sparc_compare_emitted.
29697 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29699 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29700 enter/exit cfglayout mode.
29701 (pass_partition_block): Require it.
29702 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29703 (combine_instructions): Track basic blocks instead of labels.
29704 (update_cfg_for_uncondjump): New.
29705 (try_combine): Use it. Update jumps after rescanning.
29706 (pass_combine): Require PROP_cfglayout.
29707 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29709 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29711 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29712 Provide/destroy PROP_cfglayout respectively.
29713 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29714 * tree-pass.h (PROP_cfglayout): New.
29716 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29718 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29719 fold_convert_const_fixed_from_fixed,
29720 fold_convert_const_fixed_from_int,
29721 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29722 set TREE_CONSTANT_OVERFLOW.
29723 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29724 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29726 2009-03-30 Ira Rosen <irar@il.ibm.com>
29728 * tree-vect-loop-manip.c: New file.
29729 * tree-vectorizer.c: Update documentation and included files.
29730 (vect_loop_location): Make extern.
29731 (rename_use_op): Move to tree-vect-loop-manip.c
29732 (rename_variables_in_bb, rename_variables_in_loop,
29733 slpeel_update_phis_for_duplicate_loop,
29734 slpeel_update_phi_nodes_for_guard1,
29735 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29736 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29737 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29738 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29739 find_loop_location): Likewise.
29740 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29741 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29742 get_vectype_for_scalar_type, vect_is_simple_use,
29743 supportable_widening_operation, supportable_narrowing_operation):
29745 (bb_in_loop_p): Move to tree-vect-loop.c.
29746 (new_loop_vec_info, destroy_loop_vec_info,
29747 reduction_code_for_scalar_code, report_vect_op,
29748 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29749 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29750 (vect_supportable_dr_alignment): Likewise.
29751 * tree-vectorizer.h (tree-data-ref.h): Include.
29752 (vect_loop_location): Declare.
29753 Reorganize function declarations according to the new file structure.
29754 * tree-vect-loop.c: New file.
29755 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29756 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29757 * tree-vect-data-refs.c: New file.
29758 * tree-vect-patterns.c (timevar.h): Don't include.
29759 * tree-vect-stmts.c: New file.
29760 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29761 tree-vect-slp.c, tree-vect-loop.c.
29762 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29763 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29764 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29765 (tree-vect-analyze.o): Remove.
29766 (tree-vect-transform.o): Likewise.
29767 (tree-vect-data-refs.o): Add rule.
29768 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29769 tree-vect-slp.o): Likewise.
29770 (tree-vect-patterns.o): Remove redundant dependencies.
29771 (tree-vectorizer.o): Likewise.
29772 * tree-vect-slp.c: New file.
29774 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29776 * optc-gen.awk: Warn if an option flag has multiple different
29779 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29781 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29782 -floop-block): Document dependences on PPL, CLooG and Graphite.
29784 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29786 PR rtl-optimization/323
29787 * c-common.c (c_fully_fold, convert_and_check,
29788 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29789 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29790 * c-common.def (EXCESS_PRECISION_EXPR): New.
29791 * c-cppbuiltin.c (builtin_define_float_constants): Define
29792 constants with enough digits for long double.
29793 * c-lex.c (interpret_float): Interpret constant with excess
29794 precision where appropriate.
29795 * c-opts.c (c_common_post_options): Set
29796 flag_excess_precision_cmdline. Give an error for
29797 -fexcess-precision=standard for C++ for processors where the
29798 option is significant.
29799 * c-parser.c (c_parser_conditional_expression): Handle excess
29800 precision in condition.
29801 * c-typeck.c (convert_arguments): Handle arguments with excess
29803 (build_unary_op): Move excess precision outside operation.
29804 (build_conditional_expr): Likewise.
29805 (build_compound_expr): Likewise.
29806 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29807 (build_modify_expr): Handle excess precision in RHS.
29808 (convert_for_assignment): Handle excess precision in converted
29810 (digest_init, output_init_element, process_init_element): Handle
29811 excess precision in initializer.
29812 (c_finish_return): Handle excess precision in return value.
29813 (build_binary_op): Handle excess precision in operands and add
29814 excess precision as needed for operation.
29815 * common.opt (-fexcess-precision=): New option.
29816 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29817 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29818 For standard excess precision, output explicit conversion to and
29819 truncation from XFmode.
29820 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29821 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29822 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29823 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29824 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29825 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29826 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29827 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29828 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29829 define_splits, sqrt<mode>2): Disable where appropriate for
29830 standard excess precision.
29831 * convert.c (convert_to_real): Do not shorten arithmetic to type
29832 for which excess precision would be used.
29833 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29834 * doc/invoke.texi (-fexcess-precision=): Document option.
29835 (-mfpmath=): Correct index entry.
29836 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29837 flag_excess_precision): New.
29838 * langhooks.c (lhd_post_options): Set
29839 flag_excess_precision_cmdline.
29840 * opts.c (common_handle_option): Handle -fexcess-precision=.
29841 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29842 init_excess_precision): New.
29843 (lang_dependent_init_target): Call init_excess_precision.
29844 * tree.c (excess_precision_type): New.
29845 * tree.h (excess_precision_type): Declare.
29847 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29850 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29851 non-lvalue to component.
29853 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29855 PR preprocessor/34695
29856 * Makefile.in (c-opts.o): Depend on c-tree.h.
29857 * c-common.c: Move down include of diagnostic.h.
29858 (done_lexing, c_cpp_error): New.
29859 * c-common.h (done_lexing): Declare.
29860 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29862 * c-opts.c: Include c-tree.h.
29863 (c_common_init_options): Set preprocessor error callback.
29864 (c_common_handle_option): Do not set preprocessor
29865 inhibit_warnings, warnings_are_errors, warn_system_headers,
29866 pedantic_errors or inhibit_warnings flags.
29867 (c_common_post_options): Do not check cpp_errors (parse_in).
29868 (c_common_finish): Do not output dependencies if there were
29869 errors. Do not check return value of cpp_finish.
29870 * c-ppoutput.c (pp_file_change): Set input_location.
29871 * c-tree.h (c_cpp_error): Declare.
29872 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29874 (diagnostic_build_prefix): Check override_column.
29875 * diagnostic.h (diagnostic_info): Add override_column field.
29876 (diagnostic_override_column): Define.
29878 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29880 * c-common.c (c_expand_expr, c_staticp): Remove.
29881 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29882 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29883 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29884 * c-gimplify.c (gimplify_compound_literal_expr,
29885 optimize_compound_literals_in_ctor): Remove.
29886 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29887 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29888 * c-semantics.c (emit_local_var): Remove.
29890 * langhooks-def.h (lhd_expand_expr): Remove.
29891 * langhooks.c (lhd_expand_expr): Remove.
29892 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29894 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29895 handling from c-semantics.c; don't call into langhook.
29896 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29897 * gimplify.c (gimplify_compound_literal_expr,
29898 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29899 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29900 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29901 as was done in c-gimplify.c.
29902 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29903 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29904 Move from c-common.h.
29905 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29907 * tree.c (staticp): Do not call langhook.
29908 * langhooks.c (lhd_staticp): Delete.
29909 * langhooks-def.h (lhd_staticp): Delete prototype.
29910 (LANG_HOOKS_STATICP): Delete.
29911 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29913 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29914 instead of DECL_STMTs.
29916 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29924 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29926 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29927 contained expression.
29928 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29929 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29930 conditional expressions for C.
29931 (decl_constant_value_for_optimization): Move from
29932 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29933 whether optimizing and that the expression is a VAR_DECL not of
29934 array type instead of doing such checks in the caller. Do not
29935 check pedantic. Call gcc_unreachable for C++.
29936 * c-common.def (C_MAYBE_CONST_EXPR): New.
29937 * c-common.h (c_fully_fold, c_save_expr,
29938 decl_constant_value_for_optimization): New prototypes.
29939 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29940 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29941 EXPR_INT_CONST_OPERANDS): Define.
29942 * c-convert.c (convert): Strip nops from expression.
29943 * c-decl.c (groktypename): Take extra parameters expr and
29944 expr_const_operands. Update call to grokdeclarator.
29945 (start_decl): Update call to grokdeclarator. Add statement for
29946 expressions used in type of decl.
29947 (grokparm): Update call to grokdeclarator.
29948 (push_parm_decl): Update call to grokdeclarator.
29949 (build_compound_literal): Add parameter non_const and build a
29950 C_MAYBE_COSNT_EXPR if applicable.
29951 (grokdeclarator): Take extra parameters expr and
29952 expr_const_operands. Track expressions used in declaration
29953 specifiers and declarators. Fold array sizes and track whether
29954 they are constant expressions and whether they are integer
29955 constant expressions.
29956 (parser_xref_tag): Set expr and expr_const_operands fields in
29958 (grokfield): Update call to grokdeclarator.
29959 (start_function): Update call to grokdeclarator.
29960 (build_null_declspecs): Set expr and expr_const_operands fields in
29962 (declspecs_add_type): Handle expressions in typeof specifiers.
29963 * c-parser.c (c_parser_declspecs): Set expr and
29964 expr_const_operands fields for declaration specifiers.
29965 (c_parser_enum_specifier): Likewise.
29966 (c_parser_struct_or_union_specifier): Likewise.
29967 (c_parser_typeof_specifier): Likewise. Update call to
29968 groktypename. Fold expression as needed. Return expressions with
29969 type instead of adding statements.
29970 (c_parser_attributes): Update calls to c_parser_expr_list.
29971 (c_parser_statement_after_labels): Fold expression before passing
29972 to objc_build_throw_stmt.
29973 (c_parser_condition): Fold expression.
29974 (c_parser_asm_operands): Fold expression.
29975 (c_parser_conditional_expression): Use c_save_expr. Update call
29976 to build_conditional_expr.
29977 (c_parser_alignof_expression): Update call to groktypename.
29978 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29979 original_code. Fold expression argument of va_arg. Create
29980 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29981 argument to va_arg. Update calls to groktypename. Fold array
29982 index for offsetof. Verify that first argument to
29983 __builtin_choose_expr has integer type.
29984 (c_parser_postfix_expression_after_paren_type): Update calls to
29985 groktypename and build_compound_literal. Handle expressions with
29986 side effects in type name.
29987 (c_parser_postfix_expression_after_primary): Update call to
29988 c_parser_expr_list. Set original_code for calls to
29989 __builtin_constant_p.
29990 (c_parser_expr_list): Take extra parameter fold_p. Fold
29991 expressions if requested.
29992 (c_parser_objc_type_name): Update call to groktypename.
29993 (c_parser_objc_synchronized_statement): Fold expression.
29994 (c_parser_objc_receiver): Fold expression.
29995 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29996 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29997 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29998 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29999 (struct c_typespec): Add elements expr and expr_const_operands.
30000 (struct c_declspecs): Add elements expr and expr_const_operands.
30001 (groktypename, build_conditional_expr, build_compound_literal):
30003 (in_late_binary_op): Declare.
30004 * c-typeck.c (note_integer_operands): New function.
30005 (in_late_binary_op): New variable.
30006 (decl_constant_value_for_broken_optimization): Move to c-common.c
30007 and rename to decl_constant_value_for_optimization.
30008 (default_function_array_conversion): Do not strip nops.
30009 (default_conversion): Do not call
30010 decl_constant_value_for_broken_optimization.
30011 (build_array_ref): Do not fold result.
30012 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30013 result when operand is a VLA.
30014 (c_expr_sizeof_type): Update call to groktypename. Handle
30015 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30016 result when operand names a VLA type.
30017 (build_function_call): Update call to build_compound_literal.
30018 Only fold result for calls to __builtin_* functions. Strip
30019 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30020 the function designator.
30021 (convert_arguments): Fold arguments. Update call to
30022 convert_for_assignment.
30023 (build_unary_op): Handle increment and decrement of
30024 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30025 decrement earlier. Fold operand of increment and decrement.
30026 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30027 built for integer operand. Wrap returns that are INTEGER_CSTs
30028 without being integer constant expressions or that have integer
30029 constant operands without being INTEGER_CSTs.
30030 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30031 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30032 result is an integer constant expression or can be used in
30033 unevaluated parts of one and avoid folding and wrap as
30034 appropriate. Fold operands before possibly doing -Wsign-compare
30036 (build_compound_expr): Wrap result for C99 if operands can be used
30037 in integer constant expressions.
30038 (build_c_cast): Update call to digest_init. Do not ignore
30039 overflow from casting floating-point constants to integers. Wrap
30040 results that could be confused with integer constant expressions,
30041 null pointer constants or floating-point constants.
30042 (c_cast_expr): Update call to groktypename. Handle expressions
30043 included in type name.
30044 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30045 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30046 Update calls to convert_for_assignment.
30047 (convert_for_assignment): Take new parameter
30048 null_pointer_constant. Do not strip nops or call
30049 decl_constant_value_for_broken_optimization. Set
30050 in_late_binary_op for conversions to boolean.
30051 (store_init_value): Update call to digest_init.
30052 (digest_init): Take new parameter null_pointer_constant. Do not
30053 call decl_constant_value_for_broken_optimization. pedwarn for
30054 initializers not constant expressions. Update calls to
30055 convert_for_assignment.
30056 (constructor_nonconst): New.
30057 (struct constructor_stack): Add nonconst element.
30058 (really_start_incremental_init, push_init_level, pop_init_level):
30059 Handle constructor_nonconst and nonconst element.
30060 (set_init_index): Call constant_expression_warning for array
30062 (output_init_element): Fold value. Set constructor_nonconst as
30063 applicable. pedwarn for initializers not constant expressions.
30064 Update call to digest_init. Call constant_expression_warning
30065 where constant initializers are required.
30066 (process_init_element): Use c_save_expr.
30067 (c_finish_goto_ptr): Fold expression.
30068 (c_finish_return): Fold return value. Update call to
30069 convert_for_assignment.
30070 (c_start_case): Fold switch expression.
30071 (c_process_expr_stmt): Fold expression.
30072 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30073 ensure statement expression is not evaluated in constant expression.
30074 (build_binary_op): Track whether results are integer constant
30075 expressions or may occur in such, disable folding and wrap results
30076 as applicable. Fold operands for -Wsign-compare warnings unless
30078 (c_objc_common_truthvalue_conversion): Handle results folded to
30079 integer constants that are not integer constant expressions.
30080 * doc/extend.texi: Document when typeof operands are evaluated,
30081 that condition of __builtin_choose_expr is an integer constant
30082 expression, and more about use of __builtin_constant_p in
30085 2009-03-29 Richard Guenther <rguenther@suse.de>
30087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30088 propagate addresses of array references.
30090 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30092 * regmove.c (perhaps_ends_bb_p): Remove.
30093 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30094 from INSN and check that the main loop stays within that basic block.
30095 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30096 (regmove_forward_pass): Split out from regmove_optimize. Use
30097 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30098 (regmove_backward_pass): Split out from regmove_optimize. Use
30099 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30100 (regmove_optimize): Simplify.
30102 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30105 * config/i386/i386.c (classify_argument): Ignore flexible array
30106 member in struct and warn ABI change.
30108 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30110 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30112 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30113 (ix86_adjust_cost): Updated.
30115 2009-03-29 Jan Hubicka <jh@suse.cz>
30117 PR middle-end/28850
30118 * tree-pass.h (pass_cleanup_eh): New function.
30119 (remove_unreachable_regions): Break code handling RTL
30120 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30121 that can not be reached by runtime.
30122 (can_be_reached_by_runtime): New function.
30123 (label_to_region_map): New function.
30124 (num_eh_regions): New function.
30125 (rtl_remove_unreachable_regions): New function.
30126 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30127 (remove_eh_region): New function.
30128 * except.h: Include sbitmap and vecprim.
30129 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30130 num_eh_regions): Declare.
30131 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30132 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30133 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30134 (tree_empty_eh_handler_p): New function.
30135 (cleanup_empty_eh): New function.
30136 (cleanup_eh): New function.
30137 (pass_cleanup_eh): New function.
30139 2009-03-29 Jan Hubicka <jh@suse.cz>
30141 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30142 for removed regions.
30144 2009-03-29 Jan Hubicka <jh@suse.cz>
30146 * except.c (dump_eh_tree): Dump all datastructures.
30148 2009-03-29 Jan Hubicka <jh@suse.cz>
30150 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30151 (duplicate_eh_regions_1): Likewise.
30152 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30153 vector; call EH verification.
30154 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30155 Be ready for region being removed.
30157 2009-03-29 Jan Hubicka <jh@suse.cz>
30159 * bitmap.c (bitmap_last_set_bit): New function.
30160 * bitmap.h (bitmap_last_set_bit): Declare.
30162 2009-03-29 David Ayers <ayers@fsfe.org>
30165 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30166 by calling objc_compare_types and surpress warnings about
30167 incompatible C pointers that are compatible ObjC pointers.
30169 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30171 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30172 call initialize_inline_failed.
30173 (initialize_inline_failed): Move it from here ...
30174 * cgraph.c (initialize_inline_failed): ... to here.
30175 (cgraph_create_edge): Call initialize_inline_failed rather than
30176 setting inline_failed directly.
30178 2009-03-29 Ben Elliston <bje@au.ibm.com>
30181 * sysv4.opt (msdata): Improve comment.
30182 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30183 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30185 2009-03-29 Ben Elliston <bje@au.ibm.com>
30188 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30189 load and store attributes.
30191 2009-03-29 Ben Elliston <bje@au.ibm.com>
30193 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30194 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30195 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30196 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30197 __builtin_infq and __builtin_huge_valq.
30199 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30201 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30203 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30204 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30206 2009-03-28 Xinliang David Li <davidxl@google.com>
30208 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30209 (do_dbg_cnt): New function.
30211 2009-03-28 Jan Hubicka <jh@suse.cz>
30213 Merge from pretty-ipa:
30215 2009-03-27 Jan Hubicka <jh@suse.cz>
30217 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30218 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30219 * passes.c (function_called_by_processed_nodes_p): New.
30220 * ipa-pure-const.c (check_call): Fix handling of operands.
30221 (analyze_function): Dump debug output for skipped bodies.
30222 (local_pure_const): Use function_called_by_processed_nodes_p.
30223 * dwarf2out.c (reference_to_unused): Use output.
30224 * passes.c (do_per_function_toporder): Likewise.
30226 2008-11-12 Jan Hubicka <jh@suse.cz>
30228 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30229 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30230 state_set_in_source enum
30231 (check_decl): Ignore memory tags; do not set fake looping flags;
30233 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30234 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30235 (check_call, analyze_function): Rewrite.
30237 (add_new_function): Update call of analyze_function.
30238 (generate_summary): Add call of analyze_function.
30239 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30240 (local_pure_const): New function.
30241 (pass_local_pure_const): New pass.
30242 * ipa-inline.c (inline_transform): Set after_inlining.
30243 * tree-eh.c (stmt_can_throw_external): New.
30244 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30245 work with aliasing built.
30246 * tree-flow.h (stmt_can_throw_external): New.
30247 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30248 and local pure/const pass in early and late optimization queue.
30250 2009-03-28 Martin Jambor <mjambor@suse.cz>
30252 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30254 (fold_binary): Allow function decl aligment consideration is the
30255 second argument is integer constant one.
30256 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30257 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30258 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30260 2009-03-28 Jan Hubicka <jh@suse.cz>
30262 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30263 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30264 * function.h (rtl_data): Add nothrow flag.
30265 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30266 set DECL_NOTHROW for AVAILABLE functions.
30268 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30270 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30271 following vector keyword has expansion starting with pixel or bool
30272 keyword, expand vector to __vector and pixel or bool to __pixel or
30276 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30277 warn_if_disallowed_function_p): Removed.
30278 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30279 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30280 warning_if_disallowed_function_p.
30281 * flags.h (warn_if_disallowed_function_p,
30282 warn_disallowed_functions): Removed.
30283 * common.opt (Wdisallowed-function-list=): Removed.
30284 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30286 2009-03-28 Richard Guenther <rguenther@suse.de>
30288 PR tree-optimization/38723
30289 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30292 2009-03-28 Jan Hubicka <jh@suse.cz>
30294 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30295 test introduced by my previous patch.
30297 2009-03-28 Richard Guenther <rguenther@suse.de>
30299 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30300 the PHIs value undefined.
30302 2009-03-28 Jan Hubicka <jh@suse.cz>
30304 * tree-pass.h (pass_fixup_cfg): New pass.
30305 * ipa-inline.c (inline_transform): Set
30306 always_inline_functions_inlined/after_inlining.
30307 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30308 (pass_fixup_cfg): New pass.
30309 * passes.c (init_optimization_passes): Add fixup_cfg.
30311 2009-03-28 Richard Guenther <rguenther@suse.de>
30313 PR tree-optimization/38458
30314 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30315 argument use the arguments copy-of value.
30317 2009-03-28 Richard Guenther <rguenther@suse.de>
30319 PR tree-optimization/38180
30320 * tree-ssa-ccp.c (get_default_value): Simplify.
30321 (likely_value): Likewise.
30322 (surely_varying_stmt_p): Properly handle VOP case.
30323 (ccp_initialize): Likewise.
30324 (ccp_fold): Handle propagating through *&.
30325 (fold_const_aggregate_ref): Also handle decls.
30327 2009-03-28 Jan Hubicka <jh@suse.cz>
30329 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30330 * cgraph.h (cgraph_node): Likewise.
30331 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30332 (cgraph_reset_node): Use process flag.
30333 (cgraph_mark_functions_to_output): Likewise.
30334 (cgraph_expand_function): Likewise.
30335 (cgraph_expand_all_functions): Likewise.
30336 (cgraph_output_in_order): Likewise.
30337 * dwarf2out.c (reference_to_unused): Likewise.
30338 * passes.c do_per_function_toporder): Likewise.
30340 2009-03-28 Jan Hubicka <jh@suse.cz>
30342 Bring from lto-branch:
30344 2008-09-03 Doug Kwan <dougkwan@google.com>
30346 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30347 enums instead of reason strings.
30348 * cgraph.c (cgraph_create_edge): Same.
30349 (cgraph_inline_failed_string): New function.
30350 * cgraph.h (cgraph_inline_failed_t): New enum type.
30351 (cgraph_inline_failed_string): New prototype.
30352 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30353 char pointer to cgraph_inline_failed_t.
30354 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30355 (cgraph_default_inline_p): Ditto.
30356 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30357 to cgraph_inline_failed_t pointer.
30358 * cif-code.def: New file.
30359 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30361 (cgraph_check_inline_limits): Change type of REASON to pointer to
30362 cgraph_inline_failed_t. Replace reason strings with enums.
30363 (cgraph_default_inline_p): Ditto.
30364 (cgraph_recursive_inlining_p): Ditto.
30365 (update_caller_keys): Change type of FAILED_REASON to
30366 cgraph_inline_failed_t.
30367 (cgraph_set_inline_failed): Change type of REASON to pointer to
30368 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30369 convert enums to strings for text output.
30370 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30371 to be of type cgraph_inline_failed_t. Replace reason strings with
30372 enums. Call cgraph_inline_failed_string to covert enums
30373 to strings for text output.
30374 (cgraph_decide_inlining): Replace reason strings with enums.
30375 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30376 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30378 * tree-inline.c (expand_call_inline): Change type of REASON
30379 to cgraph_inline_failed_t. Replace reason strings with enums.
30380 Call cgraph_inline_failed_string for text output.
30381 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30384 2009-03-28 Jan Hubicka <jh@suse.cz>
30386 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30387 cgraph_clone_node): Remove master clone handling.
30388 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30389 * cgraph.h (master_clone): Remove.
30390 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30391 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30392 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30394 2009-03-28 Jan Hubicka <jh@suse.cz>
30396 * cgraph.c (cgraph_function_body_availability): Functions declared
30397 inline are always safe to assume that it is not going to be replaced.
30399 2009-03-28 Richard Guenther <rguenther@suse.de>
30401 PR tree-optimization/38513
30402 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30403 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30404 EXC_PTR_EXPR and FILTER_EXPR.
30405 (get_ref_from_reference_ops): Likewise.
30407 2009-03-28 Richard Guenther <rguenther@suse.de>
30409 PR tree-optimization/38968
30410 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30411 Use FLOOR_MOD_EXPR to compute misalignment.
30413 2009-03-28 Richard Guenther <rguenther@suse.de>
30415 PR tree-optimization/37795
30416 * tree.h (combine_comparisons): Declare.
30417 * fold-const.c (combine_comparisons): Export.
30418 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30420 (ifcombine_iforif): Use combine_comparisons.
30422 2009-03-28 Jan Hubicka <jh@suse.cz>
30424 * tree-eh.c (inlinable_call_p): New function.
30425 (make_eh_edges): Use it.
30426 (verify_eh_edges): Use it.
30427 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30428 * except.c (reachable_next_level): Add inlinable_function argument
30429 (sjlj_find_directly_reachable_regions): Update.
30430 (add_reachable_handler): Do not set saw_any_handlers.
30431 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30432 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30433 Add new inlinable call parameter.
30434 (can_throw_internal, can_throw_external): Update.
30435 * except.h (can_throw_internal_1, can_throw_external_1,
30436 foreach_reachable_handler): Update declaration.
30438 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30440 * config/arm/t-arm-coff, config/h8300/coff.h,
30441 config/i386/i386-aout.h, config/i386/i386-coff.h,
30442 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30443 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30444 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30445 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30446 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30447 sys-types.h: Remove.
30448 * Makefile.in: Remove protoize and fixproto support and references
30450 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30451 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30453 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30454 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30455 unprotoize$(exeext).
30456 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30457 (.PHONY): Don't depend on proto.
30458 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30459 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30460 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30461 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30462 build/gen-protos.o, build/scan.o, xsys-protos.h,
30463 build/fix-header$(build_exeext), build/fix-header.o,
30464 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30465 stmp-install-fixproto): Remove.
30466 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30467 SYSCALLS.c or fixproto files.
30468 (install-common): Don't install protoize.
30469 (install-headers-tar, install-headers-cpio, install-headers-cp):
30470 Don't depend on $(STMP_FIXPROTO).
30471 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30472 install fixproto files or write out fixproto settings.
30473 (uninstall): Don't uninstall protoize.
30474 * config.gcc (use_fixproto): Remove.
30475 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30476 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30477 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30478 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30479 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30480 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30481 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30482 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30483 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30484 * config/t-vxworks (STMP_FIXPROTO): Remove.
30485 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30486 STMP_FIXPROTO): Remove.
30487 * config.in, configure: Regenerate.
30488 * crtstuff.c (gid_t, uid_t): Don't undefine.
30489 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30490 (arm-*-coff, arm-*-aout: Remove target entries.
30491 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30492 Remove mention of AIX 4.1.
30493 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30494 * doc/invoke.texi (Running Protoize): Remove.
30495 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30496 (Protoize Caveats): Remove.
30497 * tsystem.h: Update comments on headers assumed to exist.
30499 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30501 * genautomata.c: Add a new year to the copyright. Add a new
30503 (struct insn_reserv_decl): Add comments for member bypass_list.
30504 (find_bypass): Remove.
30505 (insert_bypass): New.
30506 (process_decls): Use insert_bypass.
30507 (output_internal_insn_latency_func): Output all bypasses with the
30508 same input insn in one switch case.
30510 * rtl.def (define_bypass): Describe bypass choice.
30511 * doc/md.texi (define_bypass): Ditto.
30513 2009-03-27 Richard Guenther <rguenther@suse.de>
30515 * gimplify.c (mark_addressable): Export.
30516 * tree-flow.h (mark_addressable): Declare.
30517 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30518 * tree-ssa.c (verify_phi_args): Verify that address taken
30519 variables have TREE_ADDRESSABLE set.
30521 2009-03-27 Richard Guenther <rguenther@suse.de>
30523 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30524 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30525 Do not mark decls TREE_ADDRESSABLE.
30526 (build_fold_addr_expr): Adjust.
30527 (fold_addr_expr): Remove.
30528 (fold_unary): Use build_fold_addr_expr.
30529 (fold_comparison): Likewise.
30530 (split_address_to_core_and_offset): Likewise.
30531 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30533 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30534 (gimplify_modify_expr_to_memcpy): Mark source and destination
30536 * omp-low.c (create_omp_child_function): Mark the object decl
30538 (lower_rec_input_clauses): Mark the var we take the address of
30540 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30542 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30544 PR middle-end/39315
30545 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30546 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30548 2009-03-27 Richard Guenther <rguenther@suse.de>
30550 PR tree-optimization/39120
30551 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30553 (handle_lhs_call): Process return constraints. Add escape
30554 constraints if necessary.
30555 (handle_const_call): Fill out return constraints. Make nested
30556 case more precise. Avoid consttmp if possible.
30557 (handle_pure_call): Fill out return constraints. Avoid
30558 callused if possible.
30559 (find_func_aliases): Simplify call handling.
30561 2009-03-27 Richard Guenther <rguenther@suse.de>
30563 PR tree-optimization/39120
30564 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30565 as a representative.
30566 (solve_graph): Do propagate CALLUSED.
30567 (handle_pure_call): Use a scalar constraint from CALLUSED for
30569 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30572 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30575 * c-common.c (handle_aligned_attribute): Properly check alignment
30576 overflow. Use (1U << i) instead of (1 << i).
30578 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30580 * expr.h (get_mem_align_offset): Updated.
30582 * tree.h (tree_decl_common): Change align to "unsigned int" and
30583 move it before pointer_alias_set.
30585 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30586 Jakub Jelinek <jakub@redhat.com>
30589 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30590 gr_register_operand with gr_reg_or_0_operand.
30591 (cmpxchg_rel_di): Likewise.
30592 (sync_lock_test_and_set<mode>): Likewise.
30594 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30596 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30597 (true_regnum): Likewise.
30599 * rtlanal.c (subreg_info): Moved to ...
30600 * rtl.h (subreg_info): Here. New.
30601 (subreg_get_info): New.
30603 * rtlanal.c (subreg_get_info): Make it extern.
30605 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30608 * config/i386/i386.c (ix86_abi): New.
30609 (override_options): Handle -mabi=.
30610 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30611 (ix86_call_abi_override): Likewise.
30612 (init_cumulative_args): Likewise.
30613 (function_arg_advance): Likewise.
30614 (function_arg_64): Likewise.
30615 (function_arg): Likewise.
30616 (ix86_pass_by_reference): Likewise.
30617 (ix86_function_value_regno_p): Likewise.
30618 (ix86_build_builtin_va_list_abi): Likewise.
30619 (setup_incoming_varargs_64): Likewise.
30620 (is_va_list_char_pointer): Likewise.
30621 (ix86_init_machine_status): Likewise.
30622 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30623 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30624 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30625 (ix86_function_abi): Make it static and return enum calling_abi.
30626 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30628 (ix86_fn_abi_va_list): Updated.
30630 * config/i386/i386.h (ix86_abi): New.
30631 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30632 (CONDITIONAL_REGISTER_USAGE): Likewise.
30633 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30634 (machine_function): Likewise.
30636 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30638 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30639 (STACK_BOUNDARY): Likewise.
30640 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30642 * config/i386/i386.opt (mabi=): New.
30644 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30645 return enum calling_abi.
30646 (ix86_function_type_abi): Likewise.
30647 (ix86_function_abi): Removed.
30649 * doc/invoke.texi: Document -mabi= option for x86.
30651 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30653 * builtins.c (real_dconstp): Delete.
30654 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30656 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30657 Jakub Jelinek <jakub@redhat.com>
30660 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30661 (gen_subprogram_die): When a function is explicit, generate the
30662 DW_AT_explicit attribute.
30663 * langhooks.h (struct lang_hooks_for_decls): Add
30664 function_decl_explicit_p langhook.
30665 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30666 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30668 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30670 * builtins.c (fold_builtin_memory_op): Optimize memmove
30671 into memcpy if we can prove source and destination don't overlap.
30673 * tree-inline.c: Include gt-tree-inline.h.
30674 (clone_fn_id_num): New variable.
30675 (clone_function_name): New function.
30676 (tree_function_versioning): Use it.
30677 * Makefile.in (GTFILES): Add tree-inline.c.
30679 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30681 * BASE-VER: Change to 4.5.0.
30683 2009-03-27 Xinliang David Li <davidxl@google.com>
30685 PR tree-optimization/39557
30686 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30688 2009-03-27 Xinliang David Li <davidxl@google.com>
30690 PR tree-optimization/39548
30691 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30694 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30696 * c-common.c (pointer_int_sum): Use %wd on return from
30699 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30701 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30702 on return from tree_low_cst.
30704 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30707 * ginclude/stdarg.h (va_copy): Define also for
30708 __GXX_EXPERIMENTAL_CXX0X__.
30710 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30713 * builtins.h (c_strlen): Do not warn here.
30714 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30715 * c-common.c (pointer_int_sum): Take an explicit location.
30716 Warn about offsets out of bounds.
30717 * c-common.h (pointer_int_sum): Adjust declaration.
30719 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30721 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30724 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30727 * opts.c (warn_if_disallowed_function_p): Don't assume
30728 get_callee_fndecl must return non-NULL.
30730 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30732 PR rtl-optimization/39522
30733 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30734 when reg_reloaded_valid is set.
30736 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30738 * config/spu/divv2df3.c: New file.
30739 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30740 (DPBIT_FUNCS): Filter out _div_df.
30742 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30744 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30745 a jump insn, count that jump in the distance to the loop start.
30747 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30750 * config/sh/sh.c (calc_live_regs): Fix condition for global
30751 registers except PIC_OFFSET_TABLE_REGNUM.
30753 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30756 * doc/invoke.texi (-mconsole): New.
30758 (-mno-cygwin): New.
30760 (-mnop-fun-dllimport): New.
30764 (sub section "i386 and x86-64 Windows Options"): New.
30766 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30768 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30769 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30771 2009-03-25 Richard Guenther <rguenther@suse.de>
30773 PR middle-end/39497
30774 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30777 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30779 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30780 neither of haifa/selective schedulers are working.
30782 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30784 * doc/invoke.texi (Debugging Options): Fix description of
30785 -fno-merge-debug-strings.
30787 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30789 * config/cris/libgcc.ver: New version-script.
30790 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30792 * configure.ac <GAS features, nop mnemonic>: Add pattern
30793 crisv32-*-* for "nop".
30794 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30795 * configure: Regenerate.
30797 2009-03-24 Ira Rosen <irar@il.ibm.com>
30799 PR tree-optimization/39529
30800 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30801 mark_sym_for_renaming for the tag copied to the new vector
30804 2009-03-24 Arthur Loiret <aloiret@debian.org>
30806 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30807 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30808 EXTRA_SPEC_FUNCTIONS.
30809 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30810 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30811 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30812 -march and -mtune options.
30814 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30816 * config/m68k/t-rtems: Add m5329 multilib.
30818 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30819 Jakub Jelinek <jakub@redhat.com>
30822 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30825 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30828 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30829 instead of c_parser_expression_conv, if original_code isn't one of the
30830 4 allowed comparison codes, fail.
30832 2009-03-23 Richard Guenther <rguenther@suse.de>
30834 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30835 * tree.h (struct tree_type): Likewise.
30836 * reload.h (struct insn_chain): Likewise.
30837 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30838 * function.h (struct function): Likewise.
30839 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30841 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30843 PR tree-optimization/39516
30844 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30846 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30848 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30849 should be set true if BITS_PER_WORD of target is bigger than 32
30851 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30853 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30854 Translate -B-options to -rpath-link. Correct existing
30855 rpath-link and conditionalize on !nostdlib.
30857 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30859 * doc/extend.texi (Function Attributes, Variable Attributes):
30861 * doc/invoke.texi (Debugging Options, Optimize Options)
30862 (i386 and x86-64 Options, MCore Options): Likewise.
30864 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30867 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30868 it for block local namespace aliases.
30869 (gen_decl_die): Pass context_die to gen_namespace_die.
30871 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30874 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30875 minimum or maximum value.
30877 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30879 * reginfo.c (globalize_reg): Recompute derived reg sets.
30881 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30884 * libgcc2.c (mprotect): Do not use signed arguments for
30885 VirtualProtect, use DWORD arguments. Also fix the 'may
30886 be used uninitialized' warning for the np variable.
30888 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30891 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30892 functions using regparm calling conventions when not optimizing.
30893 (ix86_function_sseregparm): Similarly for sseregparm calling
30896 2009-03-19 Li Feng <nemokingdom@gmail.com>
30898 PR middle-end/39500
30899 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30900 dependence if the first conflict is after niter iterations.
30902 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30904 PR middle-end/38609
30905 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30906 functions with dynamic stack-pointer adjustments.
30908 2009-03-19 Ben Elliston <bje@au.ibm.com>
30910 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30911 option; change to -msdata=data.
30913 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30915 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30918 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30921 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30923 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30925 * doc/invoke.texi (Code Gen Options): Expand discussion of
30928 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30930 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30931 * matrix-reorg.c (struct matrix_info): Likewise.
30932 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30933 * rtl.h (struct mem_attrs): Likewise.
30934 * df.h (struct df): Likewise.
30935 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30936 * ira-int.h (struct ira_allocno): Likewise.
30937 * df-scan.c (struct df_collection_rec): Likewise.
30938 * ira.c (struct equivalence): Likewise.
30939 * function.c (struct temp_slot): Likewise.
30940 * cfgloop.h (struct loop): Likewise.
30943 * function.c (use_register_for_decl): When not optimizing, disregard
30944 register keyword for variables with types containing methods.
30946 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30948 PR middle-end/39447
30949 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30950 (is_simple_operand): Call contains_component_ref_p before calling data
30951 reference analysis that would fail on COMPONENT_REFs.
30953 * tree-vrp.c (search_for_addr_array): Fix formatting.
30955 2009-03-18 Richard Guenther <rguenther@suse.de>
30957 * tree-vect-transform.c (vect_loop_versioning): Fold the
30958 generated comparisons.
30959 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30960 (slpeel_tree_peel_loop_to_edge): Likewise.
30962 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30964 PR middle-end/37805
30965 * opts.c (print_specific_help): In addition to `undocumented',
30966 accept `separate' and `joined' flags if passed alone. Describe
30967 output by the first matched one of those.
30968 (common_handle_option): Skip over empty strings.
30969 * gcc.c (display_help): Fix help string for `--help='.
30970 * doc/invoke.texi (Option Summary, Overall Options): With
30971 `--help=', classes and qualifiers can both be repeated, but
30972 only the latter can be negated. One should not pass only
30973 negated qualifiers. Fix markup and examples.
30976 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30977 PR middle-end/37805
30978 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30979 and -fhelp=separate.
30981 2009-03-17 Jing Yu <jingyu@google.com>
30983 PR middle-end/39378
30984 * function.h (struct rtl_data): Move is_thunk from here...
30985 (struct function): ...to here.
30986 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30987 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30989 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30991 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30992 (alpha_output_function_end_prologue): Likewise.
30993 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30994 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30995 (rs6000_output_function_epilogue): Likewise.
30996 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30998 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31001 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31002 from different units in a single alternative.
31003 (*truncdfsf_i387): Ditto.
31004 (*truncxfsf2_mixed): Ditto.
31005 (*truncxfdf2_mixed): Ditto.
31007 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31009 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31010 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31013 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31014 unused non-artificial variables when not optimizing.
31017 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31018 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31019 NAMESPACE_DECL in its DECL_INITIAL.
31021 PR middle-end/39443
31022 * optabs.c (set_user_assembler_libfunc): New function.
31023 * expr.h (set_user_assembler_libfunc): New prototype.
31024 * c-common.c: Include libfuncs.h.
31025 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31026 for memcmp, memset, memcpy, memmove and abort.
31027 * Makefile.in (c-common.o): Depend on libfuncs.h.
31030 * dwarf2out.c (gen_inlined_enumeration_type_die,
31031 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31032 gen_tagged_type_instantiation_die): Removed.
31033 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31036 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31039 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31041 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31042 (check-parallel-%): Ditto.
31043 (check-consistency): Ditto.
31045 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31047 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31048 local variable rhs by NULL_TREE.
31050 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31053 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31055 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31058 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31060 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31063 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31064 for ms->sysv ABI calls only in 64bit mode.
31066 * config/i386/i386.md (untyped_call): Support 32bit.
31068 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31070 * doc/extend.texi: Replace x86_65 with x86_64.
31072 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31074 PR tree-optimization/39455
31075 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31076 mismatches for POINTER_TYPE_P (type).
31077 (number_of_iterations_le): Likewise.
31079 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31081 * config/picochip/picochip.c: Removed profiling support.
31082 * config/picochip/picochip.md: Removed profiling instruction.
31083 * config/picochip/picochip.h: Removed profiling builtin.
31085 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31087 * doc/install.texi (--with-host-libstdcxx): Document.
31089 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31092 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31093 generate a warning if the function name does not begin with
31094 "__vector" and the function has either the 'signal' or 'interrupt'
31095 attribute, from here to ...
31096 (avr_declare_function_name): ...here. New function.
31097 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31098 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31100 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31103 * cse.c (fold_rtx): Don't modify original const_arg1 when
31104 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31105 separate variable instead.
31106 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31107 from out of range shift counts.
31108 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31110 2009-03-13 Catherine Moore <clm@codesourcery.com>
31112 * config/i386/x-mingw32 (host-mingw32.o): Replace
31113 diagnostic.h with $(DIAGNOSTIC_H).
31115 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31118 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31120 * config/i386/sync.md (sync_compare_and_swap<mode>,
31121 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31122 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31124 (sync_double_compare_and_swapdi_pic,
31125 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31126 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31128 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31131 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31133 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31136 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31137 (avx_addsubv4df3): Likewise.
31138 (*avx_addsubv4sf3): Likewise.
31139 (sse3_addsubv4sf3): Likewise.
31141 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31144 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31146 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31149 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31150 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31151 registers for allocnos created from user-defined variables.
31153 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31156 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31157 of non-integer mode as well.
31159 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31161 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31162 for functions for which the parameter types are unknown.
31164 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31167 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31168 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31169 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31170 * config/i386/i386.c (ix86_local_alignment): For
31171 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31172 long long variables on the stack to avoid dynamic realignment.
31173 Allow the first argument to be a decl rather than type.
31174 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31176 2009-03-11 Nick Clifton <nickc@redhat.com>
31179 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31181 Add description to mno-lsim option.
31182 * config/mcore/mcore.h: Remove comment about deprecated m4align
31184 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31185 * doc/invoke.texi: Add description of mno-lsim and
31186 mstack-increment options.
31188 * config/fr30/fr30.opt: Document the -mno-lsim option.
31189 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31190 and -mno-lsim options.
31192 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31194 * fold-const.c (fold_comparison): Only call fold_inf_compare
31195 if the mode supports infinities.
31197 2009-03-11 Jason Merrill <jason@redhat.com>
31200 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31201 end already did. Notice GIMPLE_CALL modifications of the result.
31202 Don't copy debug information from an ignored decl or a decl from
31205 2009-03-10 Richard Guenther <rguenther@suse.de>
31206 Nathan Froyd <froydnj@codesourcery.com>
31208 PR middle-end/37850
31209 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31210 (__divMODE3): Likewise.
31212 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31214 PR tree-optimization/39394
31215 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31216 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31218 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31220 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31221 inline asms for register asm ("") declarations.
31223 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31225 * fold-const.c (fold_unary): Fix comment.
31227 2009-03-07 Jan Hubicka <jh@suse.cz>
31230 * tree-inline.c (setup_one_parameter): Do replacement of const
31231 argument by constant in SSA form.
31233 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31235 PR middle-end/38028
31236 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31237 determine alignment passed to assign_stack_local.
31238 (assign_parms_unsplit_complex): Likewise.
31239 * except.c (sjlj_build_landing_pads): Likewise.
31241 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31243 PR middle-end/39360
31244 * tree-flow.h (add_referenced_var): Return bool instead of void.
31245 * tree-dfa.c (add_referenced_var): Return result of
31246 referenced_var_check_and_insert call.
31247 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31248 of referenced_var_check_and_insert.
31251 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31252 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31253 DIE, don't emit it if abstract origin already has it.
31254 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31255 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31257 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31259 * genpreds.c (needs_variable): Fix parentheses at variable name
31261 (write_tm_constrs_h): Indent generated code.
31263 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31265 * doc/extend.texi (Function Attributes): Add documentation
31266 for isr attributes.
31268 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31271 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31272 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31274 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31276 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31279 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31282 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31283 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31285 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31287 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31288 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31289 constants instead of magic numbers.
31290 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31292 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31293 (x86_64_ms_abi_int_parameter_registers): Ditto.
31294 (x86_64_int_return_registers): Ditto.
31295 (ix86_maybe_switch_abi): Ditto.
31296 (ix86_expand_call): Ditto for clobbered_registers array.
31297 (ix86_hard_regno_mode_ok): Ditto.
31298 (x86_extended_QIreg_mentioned_p): Ditto.
31300 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31302 PR tree-optimization/39349
31303 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31305 * combine.c (gen_lowpart_for_combine): Use omode when generating
31308 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31310 PR rtl-optimization/39235
31311 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31313 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31315 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31317 2009-03-04 Richard Guenther <rguenther@suse.de>
31319 PR tree-optimization/39362
31320 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31321 that occur in abnormal PHIs should be varying.
31323 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31325 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31327 (simple_iv): Take loop as an argument instead of statement.
31328 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31329 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31331 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31333 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31334 * matrix-reorg.c (analyze_transpose): Ditto.
31335 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31336 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31337 * tree-predcom.c (ref_at_iteration): Ditto.
31338 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31340 2009-03-04 Richard Guenther <rguenther@suse.de>
31342 PR tree-optimization/39358
31343 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31344 escaped_id and callused_id.
31345 (solve_graph): Likewise.
31347 2009-03-04 Richard Guenther <rguenther@suse.de>
31349 PR tree-optimization/39339
31350 * tree-sra.c (try_instantiate_multiple_fields): Make it
31351 no longer ICE on the above.
31353 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31355 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31356 that fits within Pmode.
31358 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31360 PR middle-end/10109
31361 * tm.texi (LIBCALL_VALUE): Update description.
31363 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31365 PR middle-end/34443
31366 * doc/extend.texi (section): Update description.
31368 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31370 PR middle-end/39345
31371 * tree-inline.c (remapped_type): New.
31372 (can_be_nonlocal): Call remapped_type instead of remap_type.
31374 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31377 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31378 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31380 2009-03-03 Richard Guenther <rguenther@suse.de>
31382 PR middle-end/39272
31383 * tree.c (tree_nonartificial_location): New function.
31384 * tree.h (tree_nonartificial_location): Declare.
31385 * builtins.c (expand_builtin_memory_chk): Provide location
31386 of the call location for artificial function pieces.
31387 (maybe_emit_chk_warning): Likewise.
31388 (maybe_emit_sprintf_chk_warning): Likewise.
31389 (maybe_emit_free_warning): Likewise.
31390 * expr.c (expand_expr_real_1): Likewise.
31392 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31394 PR tree-optimization/39343
31395 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31396 COMPONENT_REF t has ARRAY_TYPE.
31398 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31400 PR middle-end/39335
31401 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31402 when the type precision of the induction variable should be
31403 larger than the type precision of nit.
31404 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31405 * graphite.c (graphite_loop_normal_form): Same.
31406 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31408 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31410 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31411 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31412 numbers to describe clobbered registers.
31413 (*call_value_0_rex64_ms_sysv): Ditto.
31414 * config/i386/mmx.md (mmx_emms): Ditto.
31415 (mmx_femms): Ditto.
31417 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31419 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31422 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31424 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31425 (spu_section_type_flags): New function.
31427 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31429 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31430 reg_class_contents of FLOAT_REGS into a temporary.
31432 2009-03-02 Richard Guenther <rguenther@suse.de>
31433 Ira Rosen <irar@il.ibm.com>
31435 PR tree-optimization/39318
31436 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31437 information to the vectorized statement.
31439 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31441 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31442 variable. Use defined names instead of magic constants for REX SSE
31445 2009-03-01 Richard Guenther <rguenther@suse.de>
31447 PR tree-optimization/39331
31448 * omp-low.c (lower_send_shared_vars): Do not receive new
31449 values for the reference of DECL_BY_REFERENCE parms or results.
31451 2009-03-01 Jan Hubicka <jh@suse.cz>
31454 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31455 BLOCK_NONLOCALIZED_VAR): New macros.
31456 (tree_block): Add nonlocalized_vars.
31457 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31458 gen_decl_die): Add origin argument. Allow generation of die with
31459 origin at hand only.
31460 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31461 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31463 (gen_block_die): Fix checking for unused blocks.
31464 (process_scope_var): Break out from .... ; work with origins only.
31465 (decls_for_scope) ... here; process nonlocalized list.
31466 (dwarf2out_ignore_block): Look for nonlocalized vars.
31467 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31469 (dump_scope_block): Dump them.
31470 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31471 (remap_block): Likewise.
31472 (can_be_nonlocal): New predicate.
31473 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31475 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31477 * configure: Regenerate.
31479 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31481 * optc-gen.awk: No need to duplicate option flags twice.
31482 Reuse help texts for duplicate options which do not have any.
31484 * gcc.c (display_help): Document --version.
31486 * gcc.c (main): If print_help_list and verbose_flag, ensure
31487 driver output comes before subprocess output.
31489 * optc-gen.awk: Assign all remaining fields to help string,
31490 space-separated, for multi-line help in *.opt.
31492 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31493 -Wno-pedantic-ms-format is for MinGW targets only.
31495 * doc/options.texi (Option file format): Fix bad indentation,
31496 restoring dropped sentence.
31498 2009-02-28 Jan Hubicka <jh@suse.cz>
31500 * tree-inline.c (tree_function_versioning): Output debug info.
31502 2009-02-28 Jan Hubicka <jh@suse.cz>
31505 * tree-inline.c (setup_one_parameter): Do not copy propagate
31506 arguments when not optimizing.
31508 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31511 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31512 (avx_addsubv4df3): Likewise.
31513 (*avx_addsubv4sf3): Likewise.
31514 (sse3_addsubv4sf3): Likewise.
31515 (*avx_addsubv2df3): Likewise.
31516 (sse3_addsubv2df3): Likewise.
31517 (avx_unpckhps256): Correct item selectors.
31518 (avx_unpcklps256): Likewise.
31519 (avx_unpckhpd256): Likewise.
31520 (avx_unpcklpd256): Likewise.
31522 2009-02-28 Jan Hubicka <jh@suse.cz>
31524 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31526 (copy_arguments_for_versioning): If var is declared don't declare it.
31527 (tree_function_versioning): First setup substitutions and then copy
31530 2009-02-27 Jan Hubicka <jh@suse.cz>
31533 * cgraph.h (varpool_output_debug_info): Remove.
31534 * cgraphunit.c (varpool_output_debug_info): Remove.
31535 * dwarf2out.c (deferred_locations_struct): New struct
31536 (deferred_locations): New type.
31537 (deferred_locations_list): New static var.
31538 (deffer_location): New function.
31539 (gen_variable_die): Use it.
31540 (decls_for_scope): Output info on local static vars.
31541 (dwarf2out_finish): Process deferred locations.
31542 * varpool.c (varpool_output_debug_info): Remove.
31544 2009-02-27 Jan Hubicka <jh@suse.cz>
31547 * tree.h (TREE_PROTECTED): Fix comment.
31548 (BLOCK_HANDLER_BLOCK): Remove.
31549 (struct tree_block): Remove handler_block add body_block.
31550 (inlined_function_outer_scope_p): New.
31551 (is_body_block): Remove.
31552 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31553 * dwarf2out.c (is_inlined_entry_point): Remove.
31554 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31555 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31557 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31558 * gimplify.c (gimplify_expr): Gimplify body blocks.
31559 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31560 block with multiple subblocks.
31561 (dump_scope_block): Prettier output; dump more flags and info.
31562 (dump_scope_blocks): New.
31563 (remove_unused_locals): Use dump_scope_blocks.
31564 * tree-flow.h (dump_scope_blocks): Declare.
31565 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31566 * stmt.c (is_body_block): Remove.
31567 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31568 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31570 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31572 PR middle-end/39308
31573 * graphite.c (graphite_loop_normal_form): Do not call
31574 number_of_iterations_exit from a gcc_assert.
31576 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31578 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31579 jumps if COND is NULL.
31580 (find_cond_jump): New function.
31581 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31582 * config/s390/s390.md: Remove z10_cobra attribute value.
31584 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31586 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31587 force_const_mem returns NULL_RTX.
31589 2009-02-26 Jan Hubicka <jh@suse.cz>
31592 * cgraph.h (varpool_output_debug_info): Remove.
31593 * cgraphunit.c (varpool_output_debug_info): Remove.
31594 * dwarf2out.c (deferred_locations_struct): New struct
31595 (deferred_locations): New type.
31596 (deferred_locations_list): New static var.
31597 (deffer_location): New function.
31598 (gen_variable_die): Use it.
31599 (decls_for_scope): Output info on local static vars.
31600 (dwarf2out_finish): Process deferred locations.
31601 * varpool.c (varpool_output_debug_info): Remove.
31603 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31605 PR rtl-optimization/39241
31606 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31607 to subreg_offset_representable_p.
31609 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31611 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31612 execute function prototype. Get f and nregs from max_reg_num
31613 and get_insns. Remove the first backward pass as it's dead,
31614 guard the forward pass by flag_expensive_optimizations.
31615 (rest_of_handle_regmove): Delete.
31616 (pass_regmove): Replace it with regmove_optimize.
31618 2009-02-25 Martin Jambor <mjambor@suse.cz>
31620 PR tree-optimization/39259
31621 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31622 calls_alloca function flags.
31623 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31624 calls are detected.
31626 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31628 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31629 flags_set_1_rtx, flags_set_1_set): Delete.
31630 (regmove_optimize): Do not call mark_flags_life_zones.
31632 2009-02-24 Julian Brown <julian@codesourcery.com>
31635 * config/arm/arm.c (require_pic_register): Only set
31636 cfun->machine->pic_reg once per function.
31638 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31640 * doc/invoke.texi (Link Options): Document an easier way to pass
31641 options that take arguments to the GNU linker using -Xlinker and -Wl.
31643 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31646 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31648 2009-02-24 Richard Guenther <rguenther@suse.de>
31651 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31653 2009-02-24 Richard Guenther <rguenther@suse.de>
31654 Zdenek Dvorak <ook@ucw.cz>
31656 PR tree-optimization/39233
31657 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31658 from converting them to a generic type.
31660 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31662 PR tree-optimization/39260
31663 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31664 contains a condition with a real type.
31665 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31667 2009-02-23 Jason Merrill <jason@redhat.com>
31670 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31671 narrowing_initializer_constant_valid_p.
31672 (narrowing_initializer_constant_valid_p): Don't return
31673 null_pointer_node for adding a pointer to itself.
31675 2009-02-23 Jan Hubicka <jh@suse.cz>
31678 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31681 2009-02-23 Jan Hubicka <jh@suse.cz>
31683 PR tree-optimization/37709
31684 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31685 * tree.h (block_ultimate_origin): Declare.
31686 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31687 * tree-ssa-live.c (remove_unused_scope_block_p):
31688 Eliminate blocks containig no instructions nor live variables nor
31690 (dump_scope_block): New function.
31691 (remove_unused_locals): Enable removal of dead blocks by default;
31692 enable dumping at TDF_DETAILS.
31694 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31696 * config/i386/i386.c (classify_argument): Don't allow COImode
31698 (function_arg_advance_32): Don't allow OImode.
31699 (function_arg_32): Likewise.
31700 (function_value_32): Likewise.
31701 (return_in_memory_32): Likewise.
31702 (function_arg_64): Remove OImode comment.
31704 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31707 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31708 ix86_expand_vector_set for V4DImode in 64bit mode only.
31709 (ix86_expand_vector_init_one_var): Likewise.
31711 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31713 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31715 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31718 * loop-iv.c: Revert last change.
31719 * emit-rtl.c: Likewise.
31721 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31724 * config/i386/i386.c (type_natural_mode): Remove an extra
31725 space in the warning message.
31726 (function_value_32): Handle 32-byte vector modes.
31727 (return_in_memory_32): Likewise.
31729 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31731 * loop-iv.c (truncate_value): New function.
31732 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31734 (lowpart_subreg): Move to...
31735 * emit-rtl.c: ...here.
31737 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31739 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31740 accidental and undocumented change at revision 140860.
31742 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31744 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31745 take gimple_seq * arguments.
31746 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31747 types_compatible_p langhook.
31749 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31750 Joseph Myers <joseph@codesourcery.com>
31752 * config/arm/arm.c (arm_builtin_va_list): New function.
31753 (arm_expand_builtin_va_start): Likewise.
31754 (arm_gimplify_va_arg_expr): Likewise.
31755 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31756 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31757 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31758 (va_list_type): New variable.
31759 (arm_mangle_type): Mangle va_list_type appropriately.
31761 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31763 PR middle-end/39157
31764 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31765 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31766 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31767 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31768 parameter to 1000 for -O1 by default.
31769 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31771 * loop-invariant.c: Include params.h.
31772 (move_loop_invariants): Don't call move_single_loop_invariants on
31775 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31777 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31778 offset when calculating bounds for indexing stack_usage_map. Fixes
31779 a buffer overflow with certain target setups.
31781 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31784 * calls.c (expand_call): Clear try_tail_call if caller and callee
31785 disagree in promotion of function return value.
31787 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31790 * c-common.c (c_determine_visibility): If visibility changed and
31791 DECL_RTL has been already set, call make_decl_rtl to update symbol
31794 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31797 * varasm.c (assemble_variable): Don't check DECL_NAME when
31798 globalizing a variable.
31800 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31803 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31804 expression before any __builtin_trap call.
31805 * c-typeck.c (build_function_call): Convert and check function
31806 arguments before generating a call to a trap. Evaluate the
31807 function arguments before the trap.
31809 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31812 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31813 (UNSPEC_FXAM_MEM): New unspec.
31814 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31815 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31816 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31818 2009-02-19 Richard Guenther <rguenther@suse.de>
31820 PR tree-optimization/39207
31821 PR tree-optimization/39074
31822 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31823 storedanything_tree): New.
31824 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31825 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31826 (build_succ_graph): Add edges from STOREDANYTHING to all
31828 (init_base_vars): Initialize STOREDANYTHING.
31829 (compute_points_to_sets): Free substitution info after
31830 building the succ graph.
31831 (ipa_pta_execute): Likewise.
31833 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31835 (do_ds_constraint): Do not add to special var or non-pointer
31837 (type_could_have_pointers): Split out from ...
31838 (could_have_pointers): ... here. For arrays use the element type.
31839 (create_variable_info_for): Initialize may_have_pointers.
31840 (new_var_info): Likewise.
31841 (handle_lhs_call): Make the HEAP variable unknown-sized.
31842 (intra_create_variable_infos): Use a type with pointers for
31843 PARM_NOALIAS, make it unknown-sized.
31845 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31848 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31850 2009-02-18 Jason Merrill <jason@redhat.com>
31853 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31854 value if DECL_EXTERNAL.
31855 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31856 * target.h (gcc_target::binds_local_p): Clarify "module".
31857 * tree.h (TREE_PUBLIC): Clarify "module".
31859 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31862 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31863 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31865 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31868 * c.opt (Wabi): Support C and ObjC.
31871 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31873 * config/i386/i386.c (classify_argument): Warn once about the ABI
31874 change when passing union with long double.
31876 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31878 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31881 * c-parser.c (c_parser_compound_statement): Always enter and leave
31884 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31887 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31889 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31891 PR tree-optimization/36922
31892 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31893 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31896 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31898 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31901 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31903 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31905 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31907 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31910 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31911 Richard Sandiford <rdsandiford@googlemail.com>
31913 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31914 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31915 (loongson_biadd): ...this.
31917 2009-02-17 Richard Guenther <rguenther@suse.de>
31919 PR tree-optimization/39202
31920 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31921 a var make sure to follow existing collapses.
31923 2009-02-17 Richard Guenther <rguenther@suse.de>
31925 PR middle-end/39214
31926 * langhooks.c (lhd_print_error_function): Check for NULL block.
31928 2009-02-17 Richard Guenther <rguenther@suse.de>
31930 PR tree-optimization/39204
31931 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31934 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31936 * config/soft-fp/double.h: Update from glibc CVS.
31938 2009-02-17 Richard Guenther <rguenther@suse.de>
31940 PR tree-optimization/39207
31941 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31942 strict-aliasing warnings for pointers pointing to NULL.
31944 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31947 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31948 skipping until next close brace.
31950 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31953 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31954 to function argument boundary.
31956 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31958 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31959 in the lea_add. Reload eventually constraints it properly.
31960 * config/picochip/constraints.md: Remove the target constraint
31961 "b", since it is not needed anymore.
31963 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31965 * gthr-dce.h: Uglify function parameter and local variable names.
31966 * gthr-gnat.h: Likewise.
31967 * gthr-mipssde.h: Likewise.
31968 * gthr-nks.h: Likewise.
31969 * gthr-posix95.h: Likewise.
31970 * gthr-posix.h: Likewise.
31971 * gthr-rtems.h: Likewise.
31972 * gthr-single.h: Likewise.
31973 * gthr-solaris.h: Likewise.
31974 * gthr-tpf.h: Likewise.
31975 * gthr-vxworks.h: Likewise.
31976 * gthr-win32.h: Likewise.
31978 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31981 * config/i386/i386.md: Restrict the new peephole2 to move
31982 between MMX/SSE registers.
31984 2009-02-15 Richard Guenther <rguenther@suse.de>
31987 2009-02-13 Richard Guenther <rguenther@suse.de>
31989 * configure.ac: Enable LFS.
31990 * configure: Re-generate.
31991 * config.in: Likewise.
31993 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31995 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31996 spu_srqwbyte, spu_srqwbytebc): Define.
31997 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31998 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31999 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32000 "shrqby_<mode>"): New insn-and-split patterns.
32001 * config/spu/spu.c (expand_builtin_args): Determine and return
32002 number of operands using spu_builtin_description data.
32003 (spu_expand_builtin_1): Use it.
32005 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32008 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32011 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32014 * config/i386/i386.c (override_options): Correct warning
32015 messages for -malign-loops, -malign-jumps and -malign-functions.
32017 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32020 * config/i386/i386.md: Restrict the new peephole2 to move
32021 between the general purpose registers.
32023 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32026 * config/i386/i386.c (type_natural_mode): Add a new argument.
32027 Return the original mode and warn ABI change if vector size is 32byte.
32028 (function_arg_advance): Updated.
32029 (function_arg): Likewise.
32030 (ix86_function_value): Likewise.
32031 (ix86_return_in_memory): Likewise.
32032 (ix86_sol10_return_in_memory): Likewise.
32033 (ix86_gimplify_va_arg): Likewise.
32034 (function_arg_32): Don't warn ABX ABI change here.
32035 (function_arg_64): Likewise.
32037 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32039 * loop-iv.c (implies_p): In the final case, test that operands 0
32040 of the two comparisons match.
32042 * config/bfin/bfin.c (find_prev_insn_start): New function.
32043 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32044 (find_next_insn_start): Move.
32046 2009-02-13 Richard Guenther <rguenther@suse.de>
32048 * configure.ac: Enable LFS.
32049 * configure: Re-generate.
32050 * config.in: Likewise.
32052 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32055 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32056 sizes on syntax error after some arguments have been parsed.
32058 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32060 * doc/invoke.texi (-fira): Remove.
32062 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32064 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32065 * recog.c: Likewise.
32068 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32070 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32071 (umul_ppmm): Likewise.
32072 (count_leading_zeros): Likewise.
32073 (count_trailing_zeros): Likewise.
32074 (UMUL_TIME): Likewise.
32076 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32078 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32079 soft-fp/t-softfp to tmake_file.
32081 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32082 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32083 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32084 IA64_BUILTIN_INFQ]: New.
32085 (ia64_init_builtins): Initialize __builtin_infq,
32086 __builtin_fabsq and __builtin_copysignq if not HPUX.
32087 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32088 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32090 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32092 (__fixtfti): Likewise.
32093 (__fixunstfti): Likewise.
32094 (__floattitf): Likewise.
32096 * config/ia64/libgcc-glibc.ver: New.
32097 * config/ia64/t-fprules-softfp: Likewise.
32098 * config/ia64/sfp-machine.h: Likewise.
32100 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32101 (LIBGCC2_TF_CEXT): Likewise.
32102 (TF_SIZE): Likewise.
32103 (TARGET_INIT_LIBFUNCS): Likewise.
32105 * config/ia64/t-glibc (SHLINB_MAPFILES):
32106 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32108 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32110 * config/i386/i386.c (construct_container): Rewrite processing
32111 BLKmode with X86_64_SSE_CLASS.
32113 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32116 * config/i386/i386.md: Replace simplify_replace_rtx with
32117 replace_rtx in the new peephole2.
32119 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32121 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32122 loop unrolling do not happen at -O2.
32124 2009-02-12 Michael Matz <matz@suse.de>
32126 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32128 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32130 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32133 2009-02-12 Ben Elliston <bje@au.ibm.com>
32135 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32136 patterns when updating the back chain. Missed in the 2009-02-10
32139 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32141 * doc/extend.texi (Decimal Floating Types): Update identifier of
32142 draft TR and list of missing support.
32144 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32146 PR middle-end/39154
32147 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32148 bit to variable length decl's flags, add it also to its
32149 pointer replacement variable.
32151 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32152 Jakub Jelinek <jakub@redhat.com>
32155 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32156 (memory_blockage): New expander.
32157 (*memory_blockage): New insn pattern.
32158 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32159 instead of general blockage at the end of function prologue when
32160 frame pointer is used to access red zone area. Do not emit blockage
32161 when profiling, it is emitted in generic code.
32162 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32163 function epilogue when frame pointer is used to access red zone area.
32165 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32168 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32169 by arithmetic with memory operands.
32170 * config/i386/predicates.md (commutative_operator): New.
32172 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32174 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32177 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32179 * alias.h (record_alias_subset): Declare.
32180 * alias.c (record_alias_subset): Make global.
32182 2009-02-10 Nick Clifton <nickc@redhat.com>
32184 * tree-parloops.c: Change license to GPLv3.
32185 * ipa-struct-reorg.c: Change license to GPLv3.
32186 * ipa-struct-reorg.h: Change license to GPLv3.
32188 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32191 * c-decl.c (start_struct): Return NULL on error.
32193 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32195 PR middle-end/39124
32196 * cfgloopmanip.c (remove_path): Call remove_bbs after
32197 cancel_loop_tree, not before it.
32200 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32201 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32202 VAR_DECLs were seen.
32203 * tree-ssa-live.c (remove_unused_locals): Recompute
32204 cfun->has_local_explicit_reg_vars.
32205 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32206 copies or clearings if cfun->has_local_explicit_reg_vars.
32208 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32211 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32212 of function prologue when frame pointer is used to access
32215 2009-02-10 Richard Guenther <rguenther@suse.de>
32217 PR middle-end/39127
32218 * gimplify.c (gimple_regimplify_operands): Always look if
32219 we need to create a temporary.
32221 2009-02-10 Richard Guenther <rguenther@suse.de>
32223 PR tree-optimization/39132
32224 * tree-loop-distribution.c (todo): New global var.
32225 (generate_memset_zero): Trigger TODO_rebuild_alias.
32226 (tree_loop_distribution): Return todo.
32228 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32231 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32232 (x86_64_reg_class_name): Removed.
32233 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32234 first one isn't X86_64_SSE_CLASS or any other ones aren't
32235 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32236 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32237 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32238 and 3 X86_64_SSEUP_CLASS.
32239 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32240 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32242 2009-02-10 Ben Elliston <bje@au.ibm.com>
32244 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32245 form instruction to update the stack back chain word, even if the
32246 user has disabled the generation of update instructions.
32247 (movdi_<mode>_update_stack): New.
32248 (movsi_update_stack): Likewise.
32249 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32250 always use an update form instruction to update the stack back
32253 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32255 PR middle-end/38953
32256 * graphite.c (if_region_set_false_region): After moving a region in
32257 the false branch of a condition, remove the empty dummy basic block.
32258 (gloog): Remove wrong fix for PR38953.
32260 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32262 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32263 generation due to implicit sign extension.
32265 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32267 PR middle-end/38981
32268 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32269 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32271 2009-02-09 Richard Guenther <rguenther@suse.de>
32273 PR middle-end/35202
32274 * convert.c (convert_to_real): Disable (float)fn((double)x)
32275 to fnf(x) conversion if errno differences may occur and
32276 -fmath-errno is set.
32278 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32280 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32281 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32282 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32284 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32287 * c-common.c (handle_alias_attribute): Disallow attribute for
32288 anything not a FUNCTION_DECL or VAR_DECL.
32290 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32293 * real.c (do_compare): Special-case compare of zero against
32294 decimal float value.
32296 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32299 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32300 as indicating flexible array members unless the field itself is
32301 being declarared as the incomplete array.
32303 2009-02-06 Jan Hubicka <jh@suse.cz>
32305 PR tree-optimization/38844
32306 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32307 is already inlined.
32309 2009-02-06 Richard Guenther <rguenther@suse.de>
32311 PR middle-end/38977
32312 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32313 fork because we may expand it as __gcov_fork.
32315 2009-02-06 Nick Clifton <nickc@redhat.com>
32317 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32319 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32321 PR tree-optimization/35659
32322 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32323 vn_phi_eq): Shortcut if hashcode does not match.
32324 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32326 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32327 and avoid iterative_hash_expr.
32328 (FOR_EACH_VALUE_ID_IN_SET): New.
32329 (value_id_compare): Remove.
32330 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32331 sort expressions by value id.
32333 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32336 * config/sh/predicates.md (general_movsrc_operand): Don't check
32337 the subreg of system registers here.
32339 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32342 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32343 on the copied decl.
32345 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32347 PR rtl-optimization/39110
32348 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32349 addresses, not aligned ones.
32351 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32352 Richard Guenther <rguenther@suse.de>
32354 PR tree-optimization/39100
32355 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32356 comment says and add edges.
32358 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32361 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32362 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32364 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32366 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32367 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32368 register_bb_in_sese, new_sese, free_sese): Moved.
32369 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32370 outermost_loop_in_scop, build_scop_iteration_domain,
32371 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32372 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32373 Use loop_in_sese_p instead of loop_in_scop_p.
32374 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32375 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32376 (scopdet_basic_block_info): Fix bug in scop detection.
32377 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32378 eq_loop_to_cloog_loop): Remove.
32379 (nb_loops_around_loop_in_scop, nb_loop
32380 ref_nb_loops): Moved here...
32381 * graphite.h (ref_nb_loops): ... from here.
32382 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32383 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32384 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32386 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32387 Hans-Peter Nilsson <hp@axis.com>
32389 PR rtl-optimization/37889
32390 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32391 Move offset handling from PLUS to before the switch. Use new
32392 arguments when considering SYMBOL_REFs too.
32393 (rtx_addr_can_trap_p): Pass dummy offset and size.
32394 (enum may_trap_p_flags): Remove.
32395 (may_trap_p_1): Pass size from MEM_SIZE.
32397 PR rtl-optimization/38921
32398 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32399 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32400 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32401 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32403 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32405 AVX Programming Reference (January, 2009)
32406 * config/i386/sse.md (*vpclmulqdq): New.
32408 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32410 PR tree-optimization/38977
32411 PR gcov-profile/38292
32412 * calls.c (special_function_p): Disregard __builtin_ prefix.
32414 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32416 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32417 non-indexable addresses even before reload.
32419 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32422 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32423 as having variable size. Do not give an error for unnamed
32424 parameters with [*] declarators. Give a warning for type names
32425 with [*] declarators and mark them as variable size.
32426 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32427 for sizeof applied to [*] type names.
32429 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32432 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32434 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32436 * gcc.c (process_command): Update copyright notice dates.
32437 * gcov.c (print_version): Likewise.
32438 * gcov-dump.c (print_version): Likewise.
32439 * mips-tfile.c (main): Likewise.
32440 * mips-tdump.c (main): Likewise.
32442 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32445 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32446 for composite type involving a zero-length array type.
32448 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32451 * function.c (match_asm_constraints_1): Skip over
32452 initial optional % in the constraint.
32454 PR inline-asm/39059
32455 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32456 supported, don't accept FIXED_CSTs.
32457 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32458 and _Sat is used without _Fract/_Accum. Set specs->type to
32459 integer_type_node for cts_fract/cts_accum if fixed point is not
32462 2009-02-02 Catherine Moore <clm@codesourcery.com>
32464 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32466 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32468 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32469 (ABI_HAS_64BIT_SYMBOLS): Use it.
32470 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32472 2009-02-02 Paul Brook <paul@codesourcery.com>
32474 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32476 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32478 PR inline-asm/39058
32479 * recog.h (asm_operand_ok): Add constraints argument.
32480 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32481 recurse on matching constraint.
32482 (check_asm_operands): Pass constraints as 3rd argument to
32483 asm_operand_ok. Don't look up matching constraint here.
32484 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32487 2009-02-02 Ben Elliston <bje@au.ibm.com>
32489 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32490 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32492 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32494 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32495 information. Remove some obsolete information. Reorganize.
32497 * config/pa/fptr.c: Revert license to GPL 2.
32498 * config/pa/milli64.S: Likewise.
32500 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32503 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32504 LIBRARY name in, instead of hard-coding it.
32505 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32506 extra target make frag to tmake_files according to EH model.
32507 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32508 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32509 frags that define makefile variable EH_MODEL appropriately.
32510 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32511 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32512 to "-sjlj" according to type of EH configured.
32513 (LIBGCC_SONAME): Concatenate it to shared library base name.
32514 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32515 to "_sjlj" according to type of EH configured.
32516 (LIBGCC_SONAME): Concatenate it to shared library base name.
32517 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32518 (SHLIB_LINK): Add missing semicolon to if-else construct.
32519 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32520 string value of "pe_dll" command-line option.
32521 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32522 (SHLIB_SONAME): Use it when overriding t-cygming default.
32523 (SHLIB_IMPLIB): Override t-cygming default.
32524 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32525 string value of "pe_dll" command-line option.
32527 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32530 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32531 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32533 2009-01-31 Richard Guenther <rguenther@suse.de>
32535 PR tree-optimization/38937
32536 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32537 computing the transitive closure.
32539 2009-01-30 Richard Guenther <rguenther@suse.de>
32541 PR tree-optimization/39041
32542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32543 Propagate variable indices only if the types match for this stmt.
32545 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32548 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32549 inline but never defined.
32551 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32553 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32554 (*insv_h_di_reg_extimm): New insn.
32555 (*insv_l<mode>_reg_extimm): New insn.
32557 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32559 * config/picochip/picochip.c (flag_conserve_stack): set
32560 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32561 fconserve-stack. Reduce call-overhead used by inliner.
32563 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32566 * common.opt (flag_conserve_stack): Initialised to zero.
32568 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32571 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32572 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32575 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32577 * ira-color.c (allocno_reload_assign): Update comments.
32578 * regmove.c (regmove_optimize): Likewise.
32582 2009-01-29 Robert Millan <rmh@aybabtu.com>
32584 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32585 * config/i386/kopensolaris-gnu.h: New file. Undefine
32586 `MD_UNWIND_SUPPORT'.
32587 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32589 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32591 PR tree-optimization/39007
32592 * tree-loop-distribution.c (generate_builtin): Use
32593 recompute_dominator to compute the immediate dominator of the
32594 basic block just after the loop.
32596 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32598 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32599 (ASM_OUTPUT_DWARF_PCREL): Define.
32601 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32603 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32604 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32605 global. Modify entries about regmove and IRA.
32607 * ra-conflict.c: Remove the file.
32609 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32611 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32612 (pass_regclass_init): Rename to pass_reginfo_init.
32614 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32616 * toplev.h (flag_ira): Remove.
32618 * caller-save.c (setup_save_areas): Remove flag_ira.
32620 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32622 * global.c: Remove the file.
32624 * opts.c (decode_options): Remove flag_ira.
32626 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32628 * regmove.c: Modify file description.
32629 (find_use_as_address, try_auto_increment): Define them only if
32630 AUTO_INC_DEC is defined.
32631 (replacement_quality, replace_in_call_usage, fixup_match_1,
32632 stable_and_no_regs_but_for_p): Remove.
32633 (reg_set_in_bb): Make it static.
32634 (regmove_optimize): Remove flag_ira and code which worked for
32637 * local-alloc.c: Remove the file.
32639 * common.opt (fira): Remove.
32641 * ira.c: Include except.h.
32642 (eliminable_regset): Move from global.c.
32643 (mark_elimination): Ditto. Remove flag_ira.
32644 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32645 equiv_mem_modified, validate_equiv_mem_from_store,
32646 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32647 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32648 no_equiv, recorded_label_ref): Move from local-alloc.c.
32649 (update_equiv_regs): Ditto. Make it static.
32650 (print_insn_chain, print_insn_chains): Move it from global.c.
32651 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32652 (build_insn_chain): Ditto. Make it static.
32653 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32654 Rename to init_live_subregs.
32655 (gate_ira): Remove flag_ira.
32657 * regclass.c: Rename reginfo.c. Change file description.
32658 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32659 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32660 (init_reg_sets_1): Remove code for evaluation of
32661 reg_class_superclasses and losing_caller_save_reg_set.
32662 (init_regs): Remove init_reg_autoinc.
32663 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32664 ok_for_base_p_nonstrict): Remove.
32665 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32666 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32667 corresponding entries.
32668 (dump_regclass, record_operand_costs, scan_one_insn,
32669 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32670 record_address_regs, auto_inc_dec_reg_p): Remove.
32671 (gt-regclass.h): Rename to gt-reginfo.h.
32673 * rtl.h (dump_global_regs, retry_global_alloc,
32674 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32676 * Makefile.in (RA_H): Remove.
32677 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32678 Rename regclass.o to reginfo.o.
32679 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32681 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32682 (GTFILES): Rename regclass.c to reginfo.c.
32684 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32685 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32687 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32688 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32690 (finish_spills): Ditto. Remove code for !flag_ira.
32692 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32694 PR middle-end/35854
32695 * doc/invoke.texi (rtl debug options): Complete rewrite.
32696 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32698 * mode-switching.c (pass_mode_switching): Rename pass from
32699 "mode-sw" to "mode_sw".
32700 * except.c (pass_convert_to_eh_ranges): Rename pass from
32701 "eh-ranges" to "eh_ranges".
32702 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32706 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32707 Alexander Monakov <amonakov@ispras.ru>
32709 PR middle-end/38857
32710 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32712 (move_exprs_to_boundary): Change return type and pass through
32713 should_move from move_op. Relax assert. Update usage ...
32714 (schedule_expr_on_boundary): ... here. Use should_move instead of
32716 (move_op_orig_expr_found): Indicate that insn was disconnected from
32718 (code_motion_process_successors): Do not call after_merge_succs
32719 callback if original expression was not found when traversing any of
32721 (code_motion_path_driver): Change return type. Update prototype.
32722 (move_op): Update comment. Add a new parameter (should_move). Update
32723 prototype. Set *should_move based on indication provided by
32724 move_op_orig_expr_found.
32726 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32728 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32729 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32730 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32731 * config/rs6000/rs6000.c (rs6000_override_options): Default
32732 avoid-indexed-addresses on for Power6, off for everything else.
32733 (avoiding_indexed_address_p): New function.
32734 (rs6000_legitimize_address): Use it.
32735 (rs6000_legitimate_address): Likewise.
32736 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32738 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32740 PR tree-optimization/38997
32741 * tree-loop-distribution.c (generate_memset_zero): Use
32742 POINTER_PLUS_EXPR for a pointer addition.
32744 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32746 * config/s390/s390.md (bswap<mode>2): New pattern added.
32748 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32750 * config/s390/s390.md (*tls_load_31): Added type attribute.
32752 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32754 * config/s390/s390.md: Fix a few comments.
32756 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32758 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32759 (*tm<mode>_full): Fixed z10prop attribute.
32760 (*tst<mode>_extimm): Fixed z10prop attribute.
32761 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32762 (*tstqiCCT_cconly): Fixed z10prop attribute.
32763 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32764 (*movsi_larl): Fixed z10prop attribute.
32765 (*movsi_zarch): Fixed z10prop attribute.
32766 (*movsi_eas): Fixed z10prop attribute.
32767 (*movhi): Fixed z10prop attribute.
32768 (*movqi): Fixed z10prop attribute.
32769 (*movstrictqi): Fixed z10prop attribute.
32770 (*mov<mode>): Fixed z10prop attribute.
32771 (*movcc): Fixed z10prop attribute.
32772 (*sethighpartdi_64): Fixed z10prop attribute.
32773 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32774 (*negdi2_sign_cc): Fixed z10prop attribute.
32775 (*negdi2_sign): Fixed z10prop attribute.
32776 (*absdi2_sign_cc): Fixed z10prop attribute.
32777 (*absdi2_sign): Fixed z10prop attribute.
32778 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32779 (*negabsdi2_sign): Fixed z10prop attribute.
32780 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32781 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32782 (doloop_si64): Fixed z10prop attribute.
32783 (doloop_si31): Fixed z10prop attribute.
32784 (doloop_long): Fixed z10prop attribute.
32785 (indirect_jump): Fixed z10prop attribute.
32786 (nop): Fixed z10prop attribute.
32787 (main_base_64): Fixed z10prop attribute.
32788 (reload_base_64): Fixed z10prop attribute.
32790 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32792 PR rtl-optimization/38740
32793 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32795 * config/mips/mips.c (mips_reorg): Likewise.
32797 2009-01-28 Richard Guenther <rguenther@suse.de>
32799 PR tree-optimization/38926
32800 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32801 with the correct value id to a value.
32802 (do_regular_insertion): Use the value number of edoubleprime
32803 for the value number of the expr.
32806 2008-08-21 Richard Guenther <rguenther@suse.de>
32808 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32809 a PHI ask VN if it is already available.
32810 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32811 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32813 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32815 PR middle-end/38934
32816 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32817 set to varying whenever max has TREE_OVERFLOW set, similarly
32818 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32820 2009-01-28 Richard Guenther <rguenther@suse.de>
32822 PR middle-end/38908
32823 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32824 uninitialized aggregate uses in call arguments.
32826 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32828 PR tree-optimization/38984
32829 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32830 the nothing_id variable if -fno-delete-null-pointer-checks.
32832 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32835 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32836 (set_got_offset_rex64): Ditto.
32838 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32841 * doc/extend.texi: Improve local variable with asm reg.
32843 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32845 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32846 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32847 was not supplied then set warn_packed_bitfield_compat to the
32848 default value of 1.
32849 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32852 2009-01-27 Richard Guenther <rguenther@suse.de>
32854 PR tree-optimization/38503
32855 * cfgexpand.c (expand_gimple_basic_block): Ignore
32856 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32857 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32858 variables that cannot have TBAA applied.
32859 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32862 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32864 PR middle-end/38969
32865 * calls.c (initialize_argument_information): Do not wrap complex
32866 arguments in SAVE_EXPR.
32868 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32870 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32871 (INSTALL_LIBGCC): Revert typo commit.
32873 2009-01-26 Richard Guenther <rguenther@suse.de>
32875 PR tree-optimization/38745
32876 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32877 from special handling.
32879 2009-01-26 Richard Guenther <rguenther@suse.de>
32881 PR tree-optimization/38745
32882 * tree-ssa.c (execute_update_addresses_taken): Do not include
32883 variables that cannot possibly be a register in not_reg_needs.
32884 Do not clear TREE_ADDRESSABLE on vars that may not become
32886 * tree-ssa.c (update_alias_info_1): Include those in the set
32887 of addressable vars.
32889 2009-01-26 Richard Guenther <rguenther@suse.de>
32891 PR middle-end/38851
32892 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32893 * tree-ssa-dse.c: Include langhooks.h
32894 (execute_simple_dse): Remove stores with zero size.
32896 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32899 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32902 2009-01-24 Julian Brown <julian@codesourcery.com>
32904 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32905 config/arm/linux-atomic.c.
32906 * config/arm/linux-atomic.c: New.
32908 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32910 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32911 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32912 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32914 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32917 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32920 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32922 PR tree-optimization/38953
32923 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32924 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32925 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32926 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32929 2009-01-24 Paul Brook <paul@codesourcery.com>
32931 * config/arm/neon.md (neon_type): Move to arm.md.
32932 (neon_mov<VSTRUCT>): Add neon_type attribute.
32933 * config/arm/arm.md (neon_type): Move to here.
32934 (conds): Add "unconditioal" and use as default for NEON insns.
32936 2009-01-24 Ben Elliston <bje@au.ibm.com>
32938 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32939 void *' warning from -Wc++-compat.
32940 * Makefile.in (dominance.o-warn): Remove.
32942 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32944 PR tree-optimization/38932
32945 * fold-const.c (fold_unary_ignore_overflow): New.
32946 * tree.h (fold_unary_ignore_overflow): Declare.
32947 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32948 * tree-ssa-sccvn.c (visit_reference_op_load,
32949 simplify_unary_expression): Likewise.
32951 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32953 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32954 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32955 regardless of their type.
32956 * c-common.c (handle_packed_attribute): Don't ignore packed on
32958 * c.opt (Wpacked-bitfield-compat): New warning option.
32959 * stor-layout.c (place_field): Warn if offset of a field changed.
32960 * doc/extend.texi (packed): Mention the ABI change.
32961 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32962 (Warning Options): Add it to the list.
32964 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32966 * c-opts.c (c_common_post_options): Fix a typo in comments.
32968 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32970 PR middle-end/38615
32971 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32972 variables to static.
32973 * doc/invoke.texi (-fmerge-all-constants): Update description.
32975 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32978 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32979 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32981 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32983 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32985 (LOCAL_ALIGNMENT): Similarly.
32987 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32988 Joseph Myers <joseph@codesourcery.com>
32990 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32991 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32992 * config/arm/arm-tune.md: Regenerate.
32993 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32996 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32998 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32999 version number to five.
33001 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33004 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33005 * c-common.c (set_underlying_type): Likewise.
33006 (is_typedef_decl ): Likewise
33008 (set_underlying_type): Likewise.
33009 (is_typedef_type): Likewise.
33011 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33013 PR middle-end/38587
33014 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33017 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33020 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33021 (LIBGCC_SPEC): Don't define.
33022 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33024 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33026 PR rtl-optimization/38879
33027 * alias.c (base_alias_check): Unaligned access via AND address can
33028 alias all surrounding object types except those with sizes equal
33029 or wider than the size of unaligned access.
33031 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33034 * c-decl.c (clone_underlying_type): Move this ...
33035 * c-common.c (set_underlying_type): ... here.
33036 Also, make sure the function properly sets TYPE_STUB_DECL() on
33037 the newly created typedef variant type.
33038 (is_typedef_decl ): New entry point.
33039 * tree.h: Added a new member member_types_needing_access_check to
33040 struct tree_decl_non_common.
33041 (set_underlying_type): New entry point.
33042 (is_typedef_type): Likewise.
33044 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33046 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33047 Check whether two instructions have memory references that
33048 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33049 are helper functions for traversing.
33050 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33051 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33052 not to draw dependency edge for instructions with non-conflicting
33055 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33058 * longlong.h: Update copyright years. Use soft-fp license notice.
33059 Sync __clz_tab declaration with glibc.
33061 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33064 * doc/extend.texi (syscall_linkage): New.
33065 (version_id): Modify.
33067 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33068 Richard Guenther <rguenther@suse.de>
33070 PR tree-optimization/38747
33071 PR tree-optimization/38748
33072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33073 conversion if the base address is an indirect reference and the
33074 aliasing sets could cause issues.
33076 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33078 * common.opt (fgraphite, fgraphite-identity): Add comment for
33079 explaining why these options are not documented.
33081 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33083 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33084 gimple_call_lhs is NULL.
33086 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33089 * emit-rtl.c (adjust_address_1): Make sure memref is never
33092 2009-01-20 Ben Elliston <bje@au.ibm.com>
33094 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33095 const qualifier from arg parameter. Remove unnecessary cast to char *.
33096 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33097 const qualifier from arg 2.
33099 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33101 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33103 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33106 * rtl.h (reinit_regs): New prototype.
33107 * regclass.c: Include ira.h.
33108 (reinit_regs): New.
33109 * Makefile.in (regclass.o): Add ira.h.
33110 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33112 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33115 * c-common.c (handle_aligned_attribute): Use
33116 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33117 default alignment value.
33119 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33121 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33122 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33124 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33125 __BIGGEST_ALIGNMENT__.
33127 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33129 2009-01-18 Richard Guenther <rguenther@suse.de>
33131 PR tree-optimization/38819
33132 * tree-flow.h (operation_could_trap_helper_p): Declare.
33133 * tree-eh.c (operation_could_trap_helper_p): Export.
33134 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33135 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33136 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33137 are about to insert a possibly trapping instruction and fail
33140 2009-01-18 Andreas Schwab <schwab@suse.de>
33142 * doc/install.texi (Configuration): Remove obsolete paragraph
33143 about use of --with-gnu-ld with --with-gnu-as.
33145 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33147 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33148 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33149 Follow spelling conventions.
33151 2009-01-18 Ben Elliston <bje@au.ibm.com>
33153 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33154 C++ warning about implicit conversion from void * to struct
33156 (bitmap_obstack_free): Likewise for bitmap_element *.
33157 * Makefile.in (bitmap.o-warn): Remove.
33159 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33161 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33163 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33164 Tobias Grosser <tobi.grosser@amd.com>
33166 * graphite.c (graphite_trans_scop_block): Do not block single
33169 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33171 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33172 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33173 test with assertion.
33175 2009-01-16 Richard Guenther <rguenther@suse.de>
33177 PR tree-optimization/38835
33178 PR middle-end/36227
33179 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33180 and INT + PTR -> (INT)(PTR p+ INT) folding.
33181 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33183 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33186 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33187 the subreg from a lowpart subreg if it is also casting the value.
33189 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33190 Tobias Grosser <tobi.grosser@amd.com>
33192 * graphite.c (compare_prefix_loops): New.
33193 (build_scop_canonical_schedules): Rewritten.
33194 (graphite_transform_loops): Move build_scop_canonical_schedules
33195 after build_scop_iteration_domain.
33197 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33198 Tobias Grosser <tobi.grosser@amd.com>
33200 * graphite.c (add_conditions_to_domain): Add the loops to
33201 the dimension of the iteration domain. Do copy the domain
33202 only when it exists.
33203 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33204 (add_conditions_to_constraints): New.
33205 (can_generate_code_stmt, can_generate_code): Removed.
33206 (gloog): Do not call can_generate_code.
33207 (graphite_transform_loops): Call add_conditions_to_constraints
33208 after building the iteration domain.
33210 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33212 PR tree-optimization/38789
33213 * tree-ssa-threadedge.c
33214 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33215 __builtin_constant_p.
33217 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33219 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33220 examined before deleting them.
33222 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33224 * function.c (aggregate_value_p): Correctly extract the function
33225 type from CALL_EXPR_FN lookup.
33227 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33229 * config/picochip/picochip.c (picochip_override_options): Revert
33230 CFI asm flag disable commited previously.
33232 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33233 Tobias Grosser <tobi.grosser@amd.com>
33234 Jan Sjodin <jan.sjodin@amd.com>
33236 * graphite.c (scan_tree_for_params): On substractions negate
33237 all the coefficients of the term.
33238 (clast_to_gcc_expression_red): New. Handle reduction expressions
33239 of more than two operands.
33240 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33241 (get_vdef_before_scop): Handle also the case of default definitions.
33243 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33245 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33246 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33247 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33249 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33250 Joey Ye <joey.ye@intel.com>
33252 PR middle-end/37843
33253 * cfgexpand.c (expand_stack_alignment): Don't update stack
33254 boundary nor check incoming stack boundary here.
33255 (gimple_expand_cfg): Update stack boundary and check incoming
33256 stack boundary here.
33258 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33260 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33262 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33264 PR rtl-optimization/38245
33265 * calls.c (expand_call): Add stack arguments to
33266 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33267 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33268 in regs and partially in memory or BLKmode arguments.
33269 (emit_library_call_value_1): Add stack arguments to
33270 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33271 ACCUMULATE_OUTGOING_ARGS).
33272 * dce.c: Include tm_p.h.
33273 (find_call_stack_args): New function.
33274 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33276 (mark_insn): Call find_call_stack_args for CALL_Ps.
33277 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33278 forwards. Allocate and free arg_stores bitmap if needed, pass it
33279 down to deletable_insn_p, don't mark stores set in arg_stores
33280 bitmap, clear the bitmap at the beginning of each bb.
33281 * Makefile.in (dce.o): Depend on $(TM_P_H).
33283 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33286 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33287 to make sure the insn is a conditional test (bug 22599). Reformat a
33290 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33292 PR middle-end/38431
33293 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33294 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33295 (gloog): Do not call cleanup_tree_cfg.
33296 (graphite_transform_loops): Call cleanup_tree_cfg after all
33297 scops have been code generated.
33299 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33300 * doc/gty.texi (Invoking the garbage collector): Added new node
33301 and section documenting ggc_collect.
33303 2009-01-14 Richard Guenther <rguenther@suse.de>
33305 PR tree-optimization/38826
33306 PR middle-end/38477
33307 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33308 initialization notes only if we actually emitted a warning.
33309 (intra_create_variable_infos): Add constraints for a result decl
33310 that is passed by hidden reference.
33311 (build_pred_graph): Mark all related variables non-direct on
33314 2009-01-14 Nick Clifton <nickc@redhat.com>
33316 * ira-conflicts.c: Include addresses.h for the definition of
33318 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33319 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33321 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33324 * Makefile.in (ira-lives.o): Add except.h.
33326 * ira-lives.c: Include except.h.
33327 (process_bb_node_lives): Process can_throw_internal.
33329 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33331 PR rtl-optimization/38774
33332 * combine.c (simplify_set): When undoing cc_use change, don't do
33333 PUT_CODE on the newly created comparison, but instead put back the
33336 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33338 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33339 values. Remove duplicate arm8 entry.
33341 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33343 PR tree-optimization/38786
33344 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33345 the SSA_NAME case of expand_scalar_variables_expr.
33346 Set the type of an expression to the type of its assign statement.
33347 (expand_scalar_variables_expr): Also gather the scalar computation
33348 used to index the memory access. Do not pass loop_p.
33349 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33350 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33351 the gimple_stmt_iterator where it inserts new code.
33352 Do not pass loop_p.
33353 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33354 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33356 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33358 * graphite.h (debug_value): Removed.
33359 * graphite.c (debug_value): Removed.
33361 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33363 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33364 ldrd/strd with two 32-bit instructions.
33366 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33368 * config/arm/arm.c (struct processors): Pass for speed down into
33369 cost helper functions.
33370 (const_ok_for_op): Handle COMPARE and inequality nodes.
33371 (arm_rtx_costs_1): Rewrite.
33372 (arm_size_rtx_costs): Update prototype.
33373 (arm_rtx_costs): Pass speed down to helper functions.
33374 (arm_slowmul_rtx_costs): Rework cost calculations.
33375 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33376 (arm_9e_rtx_costs): Likewise.
33378 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33380 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33381 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33382 (alpha_legitimize_address): Do not split local symbols wider than
33383 UNITS_PER_WORD into HIGH/LO_SUM parts.
33385 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33388 * gcc.c (process_command): Replace call to execvp with calls
33389 to pex_one and exit.
33391 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33394 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33395 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33396 variant for devices with 3-byte PC.
33397 (__tablejump_elpm__): New.
33399 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33402 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33403 offsetof member-designator, handle it as `[0].'.
33405 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33407 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33408 function when not using named sections on targets with named sections
33409 if branch distance is less than 262132.
33411 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33413 * combine.c (combine_instructions): Recompute
33414 optimize_this_for_speed_p for each BB in the main combine loop.
33416 2009-01-12 Tomas Bily <tbily@suse.cz>
33419 * tree-loop-distribution.c (prop_phis): New function.
33420 (generate_builtin): Call prop_phis.
33422 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33424 PR tree-optimization/38807
33425 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33426 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33428 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33430 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33431 subreg of op0 to the original op0.
33433 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33435 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33437 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33440 * mips-tfile.c (parse_def): Fix parsing of def strings
33441 starting with digits.
33443 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33446 * config/arm/arm.c (arm_is_long_call_p): Don't call
33447 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33449 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33451 * regrename.c (regrename_optimize): Fix dumping.
33452 (find_oldest_value_reg): Preserve REG_POINTER.
33453 (copy_hardreg_forward_1): Likewise.
33455 2009-01-09 Diego Novillo <dnovillo@google.com>
33457 * gimple.h (struct gimple_statement_base) <uid>: Document
33458 the restrictions on its use.
33459 (gimple_uid): Tidy.
33460 (gimple_set_uid): Tidy.
33462 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33464 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33465 zero guard even if align_bytes != 0 and count is smaller than
33468 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33470 PR rtl-optimization/38495
33471 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33472 (add_range_and_copies_from_move_list): Print all added ranges.
33473 Add ranges to memory optimized destination.
33475 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33479 * config/i386/i386.c (override_options): Reject
33480 -mstringop-strategy=rep_8byte with -m32.
33481 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33482 to 1. Do count comparison against epilogue_size_needed at compile
33483 time even when count_exp was constant forced into register. For
33484 size_needed don't jump to epilogue, instead just avoid aligning
33485 and invoke the body algorithm. If need_zero_guard, add zero guard
33486 even if count is non-zero, but smaller than size_needed + number of
33487 bytes that could be stored for alignment.
33488 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33489 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33490 but smaller than size_needed + number of bytes that could be stored
33491 for alignment. Compare size_needed with epilogue_size_needed instead
33492 of desired_align - align, don't adjust size_needed, pass
33493 epilogue_size_needed to the epilogue expanders.
33496 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33498 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33500 * pa.c (last_address): Change to unsigned.
33501 (update_total_code_bytes): Change argument to unsigned. Don't
33502 check if insn addresses are set.
33503 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33504 addresses are not set.
33505 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33507 2009-01-09 Nick Clifton <nickc@redhat.com>
33509 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33510 DECL_DECLARED_INLINE_P.
33512 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33514 PR middle-end/38347
33515 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33516 GET_MODE (op0) in operand_subword_force calls.
33518 PR middle-end/38771
33519 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33520 fold_convert arg0 operands to TREE_TYPE (op0) first.
33522 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33524 * params.def (ira-max-conflict-table-size): Decrease default value
33527 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33529 PR tree-optimization/37031
33530 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33532 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33533 allocate it using gc instead of heap, use VEC_quick_push instead of
33535 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33536 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33537 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33538 allocated vector from heap allocated.
33539 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33540 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33541 vector only after perfect_loop_nest_depth call.
33543 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33544 Jan Sjodin <jan.sjodin@amd.com>
33546 PR tree-optimization/38559
33547 * graphite.c (debug_value, copy_constraint,
33548 swap_constraint_variables, scale_constraint_variable, ): New.
33549 (get_lower_bound, get_upper_bound): Removed.
33550 (graphite_trans_bb_strip_mine): Clean up this code that works
33551 only for constant number of iterations. Fully copy upper and
33552 lower bound constraints, not only the constant part of them.
33553 * graphite.h (debug_value): Declared.
33555 2009-01-08 Ira Rosen <irar@il.ibm.com>
33557 PR tree-optimization/37194
33558 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33559 Don't add the cost of cost model guard in prologue to scalar
33560 outside cost in case of known number of iterations.
33562 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33563 Alan Modra <amodra@bigpond.net.au>
33565 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33566 non-word-aligned REG+CONST addressing.
33568 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33571 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33572 free_after_compilation when outputting a thunk.
33573 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33574 Do not call free_after_compilation here.
33576 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33578 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33579 (ix86_valid_target_attribute_inner_p): Ditto.
33581 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33583 PR tree-optimization/38492
33584 PR tree-optimization/38498
33585 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33586 * tree-chrec.h (scev_is_linear_expression): Declared.
33587 * graphite.c (graphite_cannot_represent_loop_niter): New.
33588 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33589 (graphite_loop_normal_form): Use gcc_assert.
33590 (scan_tree_for_params): Use CASE_CONVERT.
33591 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33592 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33593 Use gcc_assert. Discard scops that contain unhandled cases.
33594 (build_scop_conditions): Return a boolean status for unhandled cases.
33595 (strip_mine_profitable_p): Print the loop number, not its depth.
33596 (is_interchange_valid): Pass the depth of the loop nest, don't
33597 recompute it wrongly.
33598 (graphite_trans_bb_block): Same.
33599 (graphite_trans_bb_block): Print tentative of loop blocking.
33600 (graphite_trans_scop_block): Do not print that the loop has been
33602 (graphite_transform_loops): Do not handle scops that contain condition
33605 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33607 AVX Programming Reference (December, 2008)
33608 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33609 (_mm256_stream_pd): Likewise.
33610 (_mm256_stream_ps): Likewise.
33612 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33613 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33614 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33615 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33616 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33617 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33618 (ix86_expand_special_args_builtin): Likewise.
33620 * config/i386/sse.md (AVXMODEDI): New.
33621 (avx_movnt<mode>): Likewise.
33622 (avx_movnt<mode>): Likewise.
33623 (<sse>_movnt<mode>): Remove AVX support.
33624 (sse2_movntv2di): Likewise.
33626 2009-01-07 Richard Guenther <rguenther@suse.de>
33628 PR middle-end/38751
33629 * fold-const.c (extract_muldiv): Remove obsolete comment.
33630 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33631 to PLUS_EXPR canonicalization for the canonicalization.
33633 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33635 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33636 hosted cross-compilers generating less efficient code.
33638 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33640 * function.h (rtl_data): Add a dbr_scheduled_p field.
33641 * reorg.c (dbr_schedule): Set it.
33642 (gate_handle_delay_slots): Check it.
33643 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33644 (mips_reorg): Check flag_delayed_branch instead of
33645 mips_base_delayed_branch.
33646 (mips_override_options): Don't set mips_base_delayed_branch
33647 or flag_delayed_branch.
33649 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33651 PR rtl-optimization/38426.
33652 * ira.c (ira): Set current_function_is_leaf earlier.
33654 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33656 PR rtl-optimization/38722
33657 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33658 too early, only set a flag and modify after last possible
33661 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33664 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33665 * real.c (decimal_single_format): Correct values of emin and emax.
33666 (decimal_double_format): Ditto.
33667 (decimal_quad_format): Ditto.
33668 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33669 computation of DECnn_MIN and DECnn_MAX for corrected values of
33670 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33671 __DECnn_MIN__, and adjust its computation for the corrected value
33674 2009-01-06 Jan Hubicka <jh@suse.cz>
33677 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33679 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33681 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33682 Add Robert Clark to the list of testers.
33684 2009-01-06 Jan Hubicka <jh@suse.cz>
33685 Kai Tietz <kai.tietz@onevision.com>
33687 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33688 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33690 2009-01-06 Jan Hubicka <jh@suse.cz>
33691 Kai Tietz <kai.tietz@onevision.com>
33693 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33695 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33696 (ix86_nsaved_regs): Count only general purpose regs.
33697 (ix86_nsaved_sseregs): New.
33698 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33699 to 16 for w64; compute padding and size of sse reg save area.
33700 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33701 general purpose regs.
33702 (ix86_emit_save_sse_regs_using_mov): New.
33703 (ix86_expand_prologue): Save SSE regs if needed.
33704 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33705 (ix86_emit_restore_sse_regs_using_mov): New.
33706 (ix86_expand_epilogue): Save SSE regs if needed.
33708 2009-01-06 Jan Hubicka <jh@suse.cz>
33709 Kai Tietz <kai.tietz@onevision.com>
33711 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33712 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33713 functions when accumulate outgoing args is off.
33715 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33718 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33719 before using pseudos_have_intersected_live_ranges_p.
33721 * ira-int.h (ira_assert): Always define.
33723 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33725 AVX Programming Reference (December, 2008)
33726 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33727 (_mm256_permute2_pd): Likewise.
33728 (_mm_permute2_ps): Likewise.
33729 (_mm256_permute2_ps): Likewise.
33730 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33731 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33733 * config/i386/i386.c (ix86_builtins): Remove
33734 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33735 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33736 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33737 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33738 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33739 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33740 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33741 __builtin_ia32_vpermil2ps256.
33742 (ix86_init_mmx_sse_builtins): Updated.
33743 (ix86_expand_args_builtin): Likewise.
33745 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33747 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33748 long absolute calls when generating PA 2.0 code.
33750 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33752 PR rtl-optimization/38583
33753 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33755 * params.def (ira-max-conflict-table-size): New.
33757 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33759 * ira.h (ira_conflicts_p): New external definition.
33761 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33762 table. Report this. Return result of building.
33763 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33764 building conflict table.
33766 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33767 (ira_color): Use ira_conflicts_p.
33769 * global.c: Include ira.h.
33770 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33773 * Makefile.in (global.o): Add ira.h.
33775 * ira-build.c (mark_all_loops_for_removal,
33776 propagate_some_info_from_allocno): New.
33777 (remove_unnecessary_allocnos): Call
33778 propagate_some_info_from_allocno.
33779 (remove_low_level_allocnos): New.
33780 (remove_unnecessary_regions): Add parameter. Call
33781 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33782 parameter to remove_unnecessary_regions.
33783 (ira_build): Remove all regions but root if the conflict table was
33784 not built. Update conflict hard regs for allocnos crossing calls.
33786 * ira.c (ira_conflicts_p): New global.
33787 (ira): Define and use ira_conflicts_p.
33789 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33790 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33791 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33793 2009-01-06 Ben Elliston <bje@au.ibm.com>
33795 * gengtype-lex.l (YY_NO_INPUT): Define.
33797 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33800 * c-common.c (handle_vector_size_attribute): Also reject
33801 BOOLEAN_TYPE types.
33803 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33805 PR tree-optimization/38492
33806 * graphite.c (rename_map_elt, debug_rename_elt,
33807 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33808 rename_map_elt_info, eq_rename_map_elts,
33809 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33810 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33811 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33812 (sese_build_livein_liveouts): New.
33813 (new_sese, free_sese): New.
33814 (new_scop): Call new_sese.
33815 (free_scop): Call free_sese.
33816 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33817 (register_old_new_names): Renamed register_old_and_new_names.
33818 (register_scop_liveout_renames, add_loop_exit_phis,
33819 insert_loop_close_phis, struct igp,
33820 default_liveout_before_guard, add_guard_exit_phis,
33821 insert_guard_phis, copy_renames): New.
33822 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33823 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33824 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33825 (scop_adjust_phis_for_liveouts): New.
33826 (gloog): Call scop_adjust_phis_for_liveouts.
33828 * graphite.h (struct sese): Documented. Added fields liveout,
33829 num_ver and livein.
33830 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33831 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33832 (struct scop): Added field liveout_renames.
33833 (SCOP_LIVEOUT_RENAMES): New.
33835 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33837 PR tree-optimization/38510
33838 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33839 (translate_clast): Call recompute_all_dominators before
33841 (gloog): Call recompute_all_dominators before graphite_verify.
33843 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33844 Jan Sjodin <jan.sjodin@amd.com>
33846 PR tree-optimization/38500
33847 * graphite.c (create_sese_edges): Call fix_loop_structure after
33850 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33852 * config.gcc: Add m32r*-*-rtems*.
33853 * config/m32r/rtems.h: New file.
33855 2009-01-05 Ben Elliston <bje@au.ibm.com>
33857 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33858 (.po.pox): Likewise.
33859 (po/gcc.pot): Likewise.
33861 2009-01-04 David S. Miller <davem@davemloft.net>
33863 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33864 (STARTING_FRAME_OFFSET): Always set to zero.
33866 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33868 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33869 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33870 fixed-point types, and vectors of the same.
33872 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33874 * config/mips/sync.md (*mb_barrier): Rename to...
33875 (*memory_barrier): ...this.
33877 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33879 * doc/extend.texi (Function Attributes): Move @cindex after @item
33880 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33881 and put in alphabetical order. Fix 'target' name and put in order.
33882 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33885 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33887 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33888 (memory_barrier): Expand as unspec instead of unspec_volatile.
33889 Remove mem:BLK from insn operands. Use Pmode scratch register.
33890 (*memory_barrier): Define as unspec instead of unspec_volatile.
33891 Use (match_dup 0) as input operand.
33893 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33894 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33895 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33896 scratch register. Remove operand 1.
33897 (*stbar): Define as unspec instead of unspec_volatile.
33898 Use (match_dup 0) as input operand, remove (const_int 8).
33899 (*membar): Define as unspec instead of unspec_volatile.
33900 Use (match_dup 0) as input operand, remove input operand 2.
33902 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33903 (memory_barrier): Expand as unspec instead of unspec_volatile.
33904 Remove mem:BLK from insn operands. Use Pmode scratch register.
33905 (*memory_barrier): Define as unspec instead of unspec_volatile.
33906 Use (match_dup 0) as input operand.
33908 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33909 Remove mem:BLK from insn operands. Use Pmode scratch register.
33910 Set volatile flag on operand 0.
33911 (*memory_barrier): New insn pattern.
33913 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33915 (*memory_barrier): Use (match_dup 0) as input operand.
33917 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33918 Remove mem:BLK from insn operands. Use Pmode scratch register.
33919 Set volatile flag on operand 0.
33920 (*mb_internal): New insn pattern.
33922 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33924 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33926 PR middle-end/38586
33927 * function.c (struct temp_slot): Move to the section of the file
33928 that deals with temp slots. Remove field 'address'.
33929 (temp_slot_address_table): New hash table of address -> temp slot.
33930 (struct temp_slot_address_entry): New struct, items for the table.
33931 (temp_slot_address_compute_hash, temp_slot_address_hash,
33932 temp_slot_address_eq, insert_temp_slot_address): Support functions
33934 (find_temp_slot_from_address): Rewrite to use the new hash table.
33935 (remove_unused_temp_slot_addresses): Remove addresses of temp
33936 slots that have been made available.
33937 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33938 worker function for remove_unused_temp_slot_addresses.
33939 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33940 Add the temp slot address to the address -> temp slot map.
33941 (update_temp_slot_address): Update via insert_temp_slot_address.
33942 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33943 (pop_temp_slots): Likewise.
33944 (init_temp_slots): Allocate the address -> temp slot map, or empty
33945 the map if it is already allocated.
33946 (prepare_function_start): Initialize temp slot processing.
33948 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33950 PR middle-end/38584
33951 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33952 Calculate the size of all stack vars assuming no packing of stack
33953 vars will happen, replacing a quadratic algorithm with a linear one.
33955 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33958 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33961 2009-01-03 Diego Novillo <dnovillo@google.com>
33963 * doc/contrib.texi: Update contributions.
33965 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33968 * builtins.c (fold_builtin_memory_op): Give up if either operand
33969 is volatile. Set srctype or desttype to non-qualified version
33973 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33974 and FUNCTION_DECLs.
33976 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33978 PR rtl-optimization/35805
33979 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33980 problem if fast dce is able to remove any instructions.
33981 * dce.c (dce_process_block): Fix dump message.
33983 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33986 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33988 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33990 PR middle-end/38690
33991 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33992 * tree-pretty-print.c (op_code_prio): New function.
33993 (op_prio): No longer static. Use op_code_prio.
33994 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33995 Use op_prio and op_code_prio to determine if () should be
33996 printed around operand(s) or not.
33998 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33999 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34000 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34001 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34002 pp_character instead of pp_string for single letter printing.
34004 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34006 * doc/extend.texi: Fix '#pragma GCC option' typo.
34008 2009-01-02 Richard Guenther <rguenther@suse.de>
34010 * doc/install.texi (--enable-checking): Mention different
34011 default for stage1.
34012 (--enable-stage1-checking): Document.
34014 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34016 PR middle-end/30142
34017 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34018 case to be an error.
34020 2009-01-02 Ben Elliston <bje@au.ibm.com>
34022 * config/fp-bit.h (pack_d): Constify argument.
34023 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34024 (isnan): Constify argument.
34026 (iszero): Likewise.
34027 (pack_d): Likewise.
34028 (_fpadd_parts): Constify return type.
34029 (_fpmul_parts): Likewise.
34030 (_fpdiv_parts): Likewise.
34032 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34035 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34036 warn about overwriting initializer with side-effects or
34037 -Woverride-init if !IMPLICIT.
34038 (output_init_element): Likewise. Pass IMPLICIT down to
34040 (process_init_element): Add IMPLICIT argument. Pass it down
34041 to output_init_element.
34042 (push_init_element, pop_init_level, set_designator): Adjust
34043 process_init_element callers.
34044 (set_nonincremental_init, set_nonincremental_init_from_string):
34045 Adjust add_pending_init callers.
34046 (output_pending_init_elements): Adjust output_init_element callers.
34047 * c-tree.h (process_init_element): Adjust prototype.
34048 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34049 process_init_element callers.
34052 Copyright (C) 2009 Free Software Foundation, Inc.
34054 Copying and distribution of this file, with or without modification,
34055 are permitted in any medium without royalty provided the copyright
34056 notice and this notice are preserved.