1 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3 * tree-ssa-alias.c: Fix unintentional commit.
5 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7 * passes.c (execute_one_pass): Fix unintentional commit.
9 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12 (df_rd_local_compute, df_md_local_compute): Inline them.
15 (df_md_alloc, df_md_free): Allocate/free it.
16 (df_md_local_compute): Only include live registers in init.
17 (df_md_transfer_function): Prune the in-set computed by
18 the confluence function, and the gen-set too.
20 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
22 PR rtl-optimization/26854
23 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
24 * df-problems.c (df_rd_add_problem): Fix comment.
25 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
26 df_md_simulate_artificial_defs_at_top,
27 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
28 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
29 df_md_transfer_function, df_md_init, df_md_confluence_0,
30 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
31 problem_MD, df_md_add_problem): New.
32 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
33 df_md_get_bb_info): New.
34 DF_LAST_PROBLEM_PLUS1): Adjust.
36 * Makefile.in (fwprop.o): Include domwalk.h.
37 * fwprop.c: Include domwalk.h.
38 (reg_defs, reg_defs_stack): New.
39 (bitmap_only_bit_between): Remove.
41 (process_uses): Use reg_defs and local_md instead of
42 bitmap_only_bit_between and local_rd.
43 (single_def_use_enter_block): New, from build_single_def_use_links.
44 (single_def_use_leave_block): New.
45 (build_single_def_use_links): Remove code moved to
46 single_def_use_enter_block, invoke domwalk.
47 (use_killed_between): Adjust comment.
49 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
51 * bitmap.h (bitmap_ior_and_into): New.
52 * bitmap.c (bitmap_ior_and_into): New.
54 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
56 * domwalk.h (struct dom_walk_data): Remove all callbacks except
57 before_dom_children_before_stmts and after_dom_children_after_stmts.
58 Rename the two remaining callbacks to just before_dom_children and
59 after_dom_children. Remove other GIMPLE statement walking bits.
60 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
61 * graphite.c: Do not include domwalk.h.
62 * tree-into-ssa.c (interesting_blocks): New global.
63 (struct mark_def_sites_global_data): Remove it and names_to_rename.
64 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
65 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
66 now that they're not domwalk callbacks.
67 (rewrite_initialize_block): Rename to...
68 (rewrite_enter_block): ... this, place after called functions. Test
69 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
70 (rewrite_finalize_block): Rename to...
71 (rewrite_leave_block): ... this, place after called functions.
72 (rewrite_update_init_block): Rename to...
73 (rewrite_update_enter_block): ... this, place after called functions.
74 Test interesting_blocks, call rewrite_update_stmt and
75 rewrite_update_phi_arguments.
76 (rewrite_update_fini_block): Rename to...
77 (rewrite_leave_block): ... this, place after called functions.
78 (rewrite_blocks): Remove last argument, simplify initialization of
80 (mark_def_sites_initialize_block): Rename to...
81 (mark_def_sites_block): ... this, call mark_def_sites.
82 (mark_def_sites_blocks): Remove argument, simplify initialization of
84 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
85 (update_ssa): Likewise.
86 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
88 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
89 (dom_opt_initialize_block): Rename to...
90 (dom_opt_enter_block): ... this, place after called functions. Walk
91 statements here, inline propagate_to_outgoing_edges.
92 (dom_opt_finalize_block): Rename to...
93 (dom_opt_leave_block): ... this, place after called functions.
94 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
96 (dse_enter_block, dse_record_phi): New.
97 (dse_record_phis): Delete.
98 (dse_finalize_block): Rename to...
99 (dse_leave_block): ... this.
100 (tree_ssa_dse): Simplify initialization of walk_data.
101 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
102 Adjust initialization of walk_data.
103 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
104 * tree-ssa-loop-phiopt.c (get_non_trapping):
105 Adjust initialization of walk_data.
106 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
107 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
108 it's not a domwalk callback.
109 (uncprop_initialize_block): Rename to...
110 (dse_enter_block): ... this, call uncprop_into_successor_phis.
111 (dse_finalize_block): Rename to...
112 (dse_leave_block): ... this.
113 (tree_ssa_uncprop): Simplify initialization of walk_data.
114 * Makefile.in: Adjust dependencies.
116 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
118 * arm.md (casesi): Fix test for Thumb1.
119 (thumb1_casesi_internal_pic): Likewise.
120 (thumb1_casesi_dispatch): Likewise.
122 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
124 * config/arm/arm-cores.def: Added core cortex-m0.
125 * config/arm/arm-tune.md: Regenerated.
126 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
128 2009-06-26 DJ Delorie <dj@redhat.com>
130 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
132 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
133 the scheduler doesn't tag jump insns.
135 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
137 * c-decl.c (merge_decls): Re-indent.
139 2009-06-26 Janis Johnson <janis187@us.ibm.com>
142 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
143 Special-case decimal float constants.
145 2009-06-26 Richard Henderson <rth@redhat.com>
147 * function.h (struct function): Add cannot_be_copied_reason,
148 and cannot_be_copied_set.
149 * tree-inline.c (has_label_address_in_static_1): Rename from
150 inline_forbidden_p_2; don't set inline_forbidden_reason here.
151 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
152 don't set inline_forbidden_reason.
153 (copy_forbidden): New function, split out of inline_forbidden_p.
154 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
155 (inline_forbidden_p): Use copy_forbidden.
156 (tree_versionable_function_p): Likewise.
157 (inlinable_function_p): Merge into tree_inlinable_function_p.
158 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
159 * ipa-cp.c (ipcp_versionable_function_p): New function.
160 (ipcp_cloning_candidate_p): Use it.
161 (ipcp_node_modifiable_p): Likewise.
163 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
165 * builtins.c (expand_builtin_alloca): Handle builtin alloca
166 that is marked not to be inlined. Remove flag_mudflap use.
167 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
168 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
170 2009-06-26 Steve Ellcey <sje@cup.hp.com>
173 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
174 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
176 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
178 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
180 (__mingwthr_remove_key_dtor): Likewise.
182 2009-06-26 Richard Guenther <rguenther@suse.de>
184 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape
187 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
190 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
191 try the non-cond_exec path also.
193 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
196 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
197 (output_cbranch): Use new functions.
198 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
201 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
202 Pat Haugen <pthaugen@us.ibm.com>
203 Revital Eres <ERES@il.ibm.com>
205 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
206 Change some of the functions called by macros to being called
207 through a pointer, so debug functions can be inserted if
208 -mdebug=addr or -mdebug=cost.
209 (rs6000_preferred_reload_class_ptr): Ditto.
210 (rs6000_secondary_reload_class_ptr): Ditto.
211 (rs6000_secondary_memory_needed_ptr): Ditto.
212 (rs6000_cannot_change_mode_class_ptr): Ditto.
213 (rs6000_secondary_reload_inner): Ditto.
214 (rs6000_legitimize_reload_address): Ditto.
215 (rs6000_legitimize_reload_address_ptr): Ditto.
216 (rs6000_mode_dependent_address): Ditto.
217 (rs6000_mode_dependent_address_ptr): Ditto.
219 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
220 function to return true if the mode allows reg + integer
222 (virtual_stack_registers_memory_p): New function to return true if
223 the address refers to a virtual stack register.
224 (rs6000_legitimate_offset_address_p): Move code to say whether a
225 mode supports reg+int addressing to reg_offset_addressing_ok_p and
227 (rs6000_legitimate_address_p): Add checks for modes that only can
228 do reg+reg addressing. Start adding VSX support.
229 (rs6000_legitimize_reload_address): Ditto.
230 (rs6000_legitimize_address): Ditto.
231 (rs6000_debug_legitimate_address_p): New debug functions for
232 -mdebug=addr and -mdebug=cost.
233 (rs6000_debug_rtx_costs): Ditto.
234 (rs6000_debug_address_costs): Ditto.
235 (rs6000_debug_adjust_cost): Ditto.
236 (rs6000_debug_legitimize_address): Ditto.
237 (rs6000_legitimize_reload_address_ptr): Point to call normal
238 function or debug function. Make functions called via pointer
240 (rs6000_mode_dependent_address_ptr): Ditto.
241 (rs6000_secondary_reload_class_ptr): Ditto.
242 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
243 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
244 into a friendlier error.
245 (rs6000_init_builtins): Add initial VSX support.
246 (rs6000_adjust_cost): Fix some spacing issues.
248 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
249 (REG_CLASS_NAMES): Ditto.
250 (REG_CLASS_CONTENTS): Ditto.
251 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
252 pointer, to add -mdebug=addr support.
253 (CANNOT_CHANGE_MODE_CLASS): Ditto.
254 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
255 -mdebug=addr support.
256 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
257 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
258 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
260 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
262 (bswapsi*): Set attribute types for load/store. Add combiner
263 patterns to eliminate zero extend on 64-bit.
264 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
265 stdbrx if the hardware supports those instructions.
267 2009-06-25 Ian Lance Taylor <iant@google.com>
269 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
270 (Link Options): Document -static-libstdc++.
272 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
275 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
276 DATA_ALIGNMENT instead.
278 2009-06-25 Richard Guenther <rguenther@suse.de>
280 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
281 indirect references against the callused/escaped solutions.
282 (call_may_clobber_ref_p_1): Likewise.
284 2009-06-25 Martin Jambor <mjambor@suse.cz>
286 PR tree-optimization/40493
287 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
288 (enum unscalarized_data_handling): New type.
289 (handle_unscalarized_data_in_subtree): Return what has been done.
290 (load_assign_lhs_subreplacements): Handle left flushes differently.
291 (sra_modify_assign): Use unscalarized_data_handling, simplified
292 condition determining whether to remove the statement.
294 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
296 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
297 excerpt - @ should be doubled for texinfo.
299 2009-06-24 Ian Lance Taylor <iant@google.com>
301 * config/arc/arc.c: Include "df.h".
302 (arc_attribute_table): Make static. Move higher in file.
303 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
304 (output_shift): Initialize n later to avoid warning.
305 * config/arm/arm.c (arm_attribute_table): Make static. Move
307 * config/avr/avr.c (avr_attribute_table): Make static. Move
309 (reg_class_tab): Change array type from int to enum reg_class.
310 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
312 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
313 (lshrhi3_out): Likewise.
314 (class_likely_spilled_p): Change return type to bool.
315 (avr_rtx_costs): Use local code variable with enum type.
316 * config/avr/avr.md (movmemhi): Use add_reg_note.
317 (andhi3, andsi3): Don't use AS2 with "and".
318 (iorhi3, iorsi3): Don't use AS2 with "or".
319 * config/avr/avr-protos.h (class_likely_spilled_p): Update
321 * config/crx/crx.c: Include "df.h".
322 (crx_attribute_table): Make static.
323 * config/m32r/m32r.c: Include "df.h".
324 (m32r_attribute_table): Make static. Move higher in file.
325 (pop): Use add_reg_note.
326 (block_move_call): Change 0 to LCT_NORMAL in function call.
327 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
328 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
329 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
330 declare, not just when TREE_CODE is defined.
331 * config/m68hc11/m68hc11.c: Include "expr.h".
332 (m68hc11_attribute_table): Make static. Move higher in file.
333 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
335 (m68hc11_register_indirect_p): Likewise.
336 (m68hc11_function_arg_padding): Change return type to enum
338 (emit_move_after_reload): Use add_reg_note.
339 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
340 (m68hc11_split_logical): Likewise.
341 (m68hc11_rtx_costs): Add local code_and outer_code variables with
343 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
344 to VOIDmode in function call.
345 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
347 (m68hc11_split_logical): Update declaration.
348 (m68hc11_function_arg_padding): Update declaration.
349 * config/mcore/mcore.c (regno_reg_class): Change form array of int
350 to array of enum reg_class.
351 (mcore_attribute_table): Make static. Move higher in file.
352 (mcore_rtx_costs): Add cast to enum type.
353 * config/mcore/mcore.h (regno_reg_class): Update declaration.
354 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
355 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
357 * config/sh/predicates.md (trapping_target_operand): Rename and to
359 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
361 * config/spu/spu.c (spu_attribute_table): Make static. Move
363 * config/v850/v850.c (v850_attribute_table): Make static. Move
365 (v850_rtx_costs): Use local code with enum type.
366 (expand_epilogue): Add cast.
367 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
369 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
372 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
373 -m2a-single-only and -m2a-nofpu.
374 * config/sh/sh.opt: Document m2a generates FPU code.
376 2009-06-24 Anatoly Sokolov <aesok@post.ru>
378 * defaults.h (CAN_ELIMINATE): Provide default.
379 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
380 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
381 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
382 * config/spu/spu.h (CAN_ELIMINATE): Delete.
383 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
384 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
385 * config/cris/cris.h (CAN_ELIMINATE): Delete.
386 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
387 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
388 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
390 2009-06-24 DJ Delorie <dj@redhat.com>
392 * mep-ext-cop.cpu: Fix copyright notice.
393 * mep-default: Fix copyright notice.
394 * mep-core: Fix copyright notice.
395 * mep: Fix copyright notice.
396 * mep-ivc2: Fix copyright notice.
397 * mep-c5: Fix copyright notice.
399 2009-06-24 Denis Chertykov <chertykov@gmail.com>
401 * doc/contrib.texi (Contributors):
403 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
406 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
407 src and dst operands if necessary.
409 2009-06-23 DJ Delorie <dj@redhat.com>
412 * config.gcc: Add mep support.
413 * recog.c: Resurrect validate_replace_rtx_subexp().
415 * config/mep/: Add new port:
416 * config/mep/constraints.md: New file.
417 * config/mep/default.h: New file.
418 * config/mep/intrinsics.h: New file.
419 * config/mep/intrinsics.md: New file.
420 * config/mep/ivc2-template.h: New file.
421 * config/mep/mep-c5.cpu: New file.
422 * config/mep/mep-core.cpu: New file.
423 * config/mep/mep-default.cpu: New file.
424 * config/mep/mep-ext-cop.cpu: New file.
425 * config/mep/mep-intrin.h: New file.
426 * config/mep/mep-ivc2.cpu: New file.
427 * config/mep/mep-lib1.asm: New file.
428 * config/mep/mep-lib2.c: New file.
429 * config/mep/mep-pragma.c: New file.
430 * config/mep/mep-protos.h: New file.
431 * config/mep/mep-tramp.c: New file.
432 * config/mep/mep.c: New file.
433 * config/mep/mep.cpu: New file.
434 * config/mep/mep.h: New file.
435 * config/mep/mep.md: New file.
436 * config/mep/mep.opt: New file.
437 * config/mep/predicates.md: New file.
438 * config/mep/t-mep: New file.
440 2009-06-23 Ian Lance Taylor <iant@google.com>
442 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
443 from loose_warn into c_loose_warn and from strict_warn into
444 c_strict_warn. Set and substitute warn_cxxflags. Check for
445 --enable-build-with-cxx. Set and substitute
446 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
447 * Makefile.in (CXXFLAGS): New variable.
448 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
449 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
450 the default is the same as $(STRICT_WARN).
451 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
453 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
454 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
455 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
456 (HOST_LIBS): New variable.
457 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
458 (ALL_CXXFLAGS): New variable.
459 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
460 * doc/install.texi (Configuration): Document
461 --enable-build-with-cxx, --with-stage1-ldflags,
462 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
463 * configure: Rebuild.
465 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
467 * config/arm/arm.c (arm_override_options): Fix braces and formatting
468 from previous commit.
470 2009-06-23 Ian Lance Taylor <iant@google.com>
472 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
474 2009-06-23 Ian Lance Taylor <iant@google.com>
476 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
477 with ATTRIBUTE_UNUSED.
479 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
480 Pat Haugen <pthaugen@us.ibm.com>
481 Revital Eres <eres@il.ibm.com>
483 * config.in (HAVE_AS_POPCNTD): Add default definition.
484 (HAVE_AS_LWSYNC): Ditto.
486 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
488 (gcc_cv_as_powerpc_cmpb): Ditto.
489 (gcc_cv_as_powerpc_dfp): Ditto.
490 (gcc_cv_as_powerpc_vsx): Ditto.
491 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
492 supporting the popcntd/lwsync instructions.
493 (gcc_cv_as_powerpc_lwsync): Ditto.
494 * configure: Regenerate.
496 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
497 -mcpu=native and -mcpu=power7.
498 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
500 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
501 a variable instead of a mask to reduce the number of mask bits.
502 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
505 * config/rs6000/rs6000.opt (-mupdate): Ditto.
506 (-mfused-madd): Ditto.
508 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
510 (-mvsx): New switch for VSX instructions.
511 (-misel): Move from a variable to a mask to allow it to be set by
514 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
515 function declaration to an array declaration.
516 (rs6000_hard_regno_nregs): New external array declaration.
518 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
519 files included by rs6000.md.
521 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
522 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
524 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
526 (rs6000_debug_reg): New -mdebug= variables.
527 (rs6000_debug_addr): Ditto.
528 (rs6000_debug_cost): Ditto.
529 (rs6000_pmode): New variable to hold Pmode.
530 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
531 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
532 calculated at compiler start.
533 (rs6000_hard_regno_nregs): Change function to an array which holds
534 HARD_REGNO_NREGS calculated at compiler start.
535 (rs6000_explicit_options): Delete isel field.
536 (rs6000_vector_unit): New array to hold which vector unit
537 supports arithmetic options for a given type.
538 (rs6000_vector_mem): New array to hold which vector unit supports
539 memory reference operations for a given type.
540 (rs6000_vector_align): New array to given the alignment of each
542 (power7_cost): New basic costs for power7.
543 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
544 (rs6000_hard_regno_nregs_internal): New function, moved from
545 HARD_REGNO_NREGS, to calculate the number of registers each hard
546 register takes for each type.
547 (rs6000_debug_reg_print): New function for -mdebug=reg support.
548 (rs6000_debug_vector_unit): New array, map rs6000_vector to
550 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
551 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
552 unit information here so it is calculated once at compiler startup
554 (rs6000_override_options): Make -misel a target mask. Add more
555 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
556 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
558 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
559 (rs6000_handle_option): Move -misel from variable to target mask.
560 (rs6000_builtin_mask_for_load): Add VSX support.
561 (rs6000_conditional_register_usage): Ditto.
562 (USE_ALTIVEC_FOR_ARG_P): Ditto.
563 (function_arg_boundary): Ditto.
564 (rs6000_expand_builtin): Ditto.
565 (def_builtin): Make abort message a little friendlier.
566 (rs6000_emit_int_cmove): Add support for 64-bit isel.
568 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
569 assembler support the popcntd instruction instead of a vsx
570 instruction to enable power7 support.
571 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
572 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
573 option to the assembler if -mcpu=native.
574 (ASM_CPU_NATIVE_SPEC): Ditto.
575 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
577 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
578 the lwsync instruction.
579 (enum processor_type): Add PROCESSOR_POWER7.
580 (rs6000_debug_reg): New -mdebug= options.
581 (rs6000_debug_addr): Ditto.
582 (rs6000_debug_cost): Ditto.
583 (rs6000_isel): Delete.
584 (enum rs6000_vector): New enum to say what vector unit we have.
585 (VECTOR_UNIT_*): New macros to say which vector unit has
586 arithmetic operations for a given type.
587 (VECTOR_MEM_*): New macros to say which vector unit has memory
588 operations for a given type.
589 (TARGET_LDBRX): Whether the machine supports the ldbrx
591 (TARGET_ISEL): Delete, -misel moved to be a mask.
592 (TARGET_ISEL64): New macro for 64-bit isel support.
593 (UNITS_PER_VSX_WORD): New macro.
594 (POINTER_SIZE): Move to be an external variable, rather than
595 calculating whether we are generating 32 ot 64-bit code.
597 (STACK_BOUNDARY): Add VSX support.
598 (LOCAL_ALIGNMENT): Ditto.
599 (SLOW_UNALIGNED_ACCESS): Ditto.
600 (VSX_REGNO_P): New macro for VSX support.
601 (VFLOAT_REGNO_P): Ditto.
602 (VINT_REGNO_P): Ditto.
603 (VLOGICAL_REGNO_P): Ditto.
604 (VSX_VECTOR_MODE): Ditto.
605 (VSX_SCALAR_MODE): Ditto.
607 (VSX_MOVE_MODE): Ditto.
608 (VSX_REG_CLASS_P): Ditto.
609 (HARD_REGNO_NREGS): Instead of calling a function, use an array
611 (UNITS_PER_SIMD_WORD): Add VSX support.
612 (MODES_TIEABLE_P): Ditto.
613 (STARTING_FRAME_OFFSET): Ditto.
614 (STACK_DYNAMIC_OFFSET): Ditto.
615 (EPILOGUE_USES): Ditto.
616 (REGNO_REG_CLASS): Move to array lookup.
617 (CLASS_MAX_NREGS): Ditto.
618 (rs6000_vector_reg_class): Add declaration.
619 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
620 overlap with the floating point and Altivec registers.
622 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
624 * config/rs6000/driver-rs6000.c (asm_names): New static array to
625 give the appropriate asm switches if -mcpu=native.
626 (host_detect_local_cpu): Add support for "asm".
627 (host_detect_local_cpu): Follow GNU code guidelines for name.
629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
630 -mbit-word to a variable instead of being a target mask.
632 * config/rs6000/sync.md (lwsync): If the assembler supports it,
633 emit the lwsync instruction instead of emitting the instruction as
636 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
637 fixuns_trundfsi2, move expander into rs6000.md.
639 * config/rs6000/rs6000.md (cpu): Add power7.
640 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
641 (logical predicate patterns): Change the single instruction
642 primitives that set CR0 to be fast_compare instead of compare.
644 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
646 (popcount<mode>): Ditto.
647 (floating multiply/add insns): Name the floating point
649 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
650 (isel_unsigned_<mode>): Ditto.
651 (fixuns_trundfsi2): Move expander here from spe.md.
652 (smindi3): Define if we have -misel on 64-bit systems.
657 2009-06-23 Anatoly Sokolov <aesok@post.ru>
659 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
661 * config/avr/avr.c (avr_current_device): New variable.
662 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
663 (avr_arch, mcu_type_s): Move to avr.h.
664 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
665 default_data_section_start fields.
666 (avr_arch): Moved from avr.c.
667 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
669 (avr_current_device, avr_mcu_types, avr_arch_types,
670 avr_device_to_arch, avr_device_to_data_start,
671 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
672 (EXTRA_SPEC_FUNCTIONS): Define.
673 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
674 options mapping. Use device_to_arch and device_to_data_start insted.
675 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
676 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
677 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
678 * config/avr/driver-avr.c: New file.
679 * config/avr/avr-devices.c: New file.
681 2009-06-23 Jakub Jelinek <jakub@redhat.com>
683 * var-tracking.c (unshare_variable): Force initialized to
684 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
685 (set_variable_part): Likewise.
686 (struct variable_union_info): Remove pos_src field.
687 (vui_vec, vui_allocated): New variables.
688 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
689 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
690 == 1 use a simpler sorting algorithm. Compute pos field right
691 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
692 Avoid quadratic comparison if !flag_var_tracking_uninit.
693 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
694 unshare_variable unconditionally.
695 (dataflow_set_different_2): Removed.
696 (dataflow_set_different): Don't traverse second hash table.
697 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
698 unconditionally to var_reg_set or var_mem_set.
699 (emit_notes_in_bb): Likewise.
700 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
702 (emit_note_insn_var_location): Don't set initialized to
703 VAR_INIT_STATUS_INITIALIZED early.
704 (vt_finalize): Free vui_vec if needed, clear vui_vec and
706 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
708 * tree-object-size.c (addr_object_size): Instead of checking
709 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
710 are no FIELD_DECLs following it.
712 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
714 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
715 order to match bswaps with signed source operands.
717 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
719 * sdbout.c (sdbout_one_type): Fix braces in switch.
721 2009-06-23 Richard Guenther <rguenther@suse.de>
723 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
725 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
726 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
727 var_callused, callused_tree, var_storedanything, storedanything_tree,
728 var_integer, integer_tree): Remove global variables.
729 (new_var_info): Do not pass new id, append the new var to the
730 global variable vector.
731 (do_ds_constraint): Use is_global_var member of the variable-info.
732 (new_scalar_tmp_constraint_exp): Adjust.
733 (create_function_info_for): Likewise.
734 (create_variable_info_for): Likewise.
735 (find_what_var_points_to): Remove dead code.
736 (init_base_vars): Simplify.
737 (compute_points_to_sets): Adjust.
739 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
741 * combine.c (try_combine): Dump information about the insns we're
744 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
746 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
747 check when calling force_to_mode on TRUNCATE's operand.
749 2009-06-22 Ian Lance Taylor <iant@google.com>
751 * config/rs6000/rs6000.opt: Move msched-epilog before
754 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
756 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
758 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
760 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
761 override library linkage flags such as -static-libgcc or
764 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
766 * config/m68k/m68k-devices.def: Add line for MCF5221x.
768 2009-06-22 Ian Lance Taylor <iant@google.com>
770 * config/linux.opt: Put mglibc ahead of muclibc.
772 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
775 2009-06-22 Matthias Klose <doko@ubuntu.com>
777 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
779 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
782 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
783 instead of NULL if a parser error occurs.
785 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
787 * dwarf2out.c (dwarf2_debug_hooks): Initialize
788 non-DWARF2_DEBUGGING_INFO version.
790 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
792 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
793 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
795 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
796 (LIBGCC2_TF_CEXT): Define.
799 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
802 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
804 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
806 * config/arm/arm.c (arm_override_options): Disable
807 -mcaller-super-interworking and -mcallee-super-interworking.
808 * doc/invoke.texi (ARM Options): Document this.
810 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
812 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
813 * config/arm/constraints.md (j): New constraint for movw operands.
814 (N): Remove thumb2 meaning.
815 * config/arm/arm.md (*arm_movw): Delete.
816 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
817 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
818 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
820 2009-06-22 Martin Jambor <mjambor@suse.cz>
822 PR tree-optimization/40492
823 * tree-sra.c (sra_modify_assign): Pass zero offsets to
824 build_ref_for_offset.
826 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
828 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
829 JUMP_TABLE_DATA_P predicates where applicable.
830 * auto-inc-dec.c: Ditto.
832 * caller-save.c: Ditto.
834 * cfgcleanup.c: Ditto.
835 * cfglayout.c: Ditto.
838 * combine-stack-adj.c: Ditto.
844 * dwarf2asm.c: Ditto.
845 * dwarf2out.c: Ditto.
858 * ira-costs.c: Ditto.
859 * ira-lives.c: Ditto.
862 * lower-subreg.c: Ditto.
863 * modulo-sched.c: Ditto.
865 * postreload.c: Ditto.
866 * print-rtl.c: Ditto.
875 * sched-vis.c: Ditto.
877 * sel-sched-ir.c: Ditto.
878 * simplify-rtx.c: Ditto.
879 * targhooks.c: Ditto.
880 * var-tracking.c: Ditto.
881 * vmsdbgout.c: Ditto.
883 2009-06-22 Matthias Klose <doko@ubuntu.com>
885 * Makefile.in (install-plugin): Always use DESTDIR.
887 2009-06-22 Olivier Hainque <hainque@adacore.com>
889 * config/pa/pa.c (output_call): Don't optimize post call jumps
890 into return address adjustments if the call may throw.
892 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
894 * arm.c (thumb1_output_casesi): New function.
895 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
896 optimizing for size or PIC.
897 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
898 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
899 (casesi): Handle Thumb-1 when optimizing for size or PIC.
900 (thumb1_casesi_internal_pic): New expand rule.
901 (thumb1_casesi_dispatch): New pattern.
902 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
904 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
905 in the text seciton when PIC or optimizing for size.
906 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
907 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
908 preservation properties of code.
909 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
910 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
911 (__gnu_thumb1_case_si): New function.
912 * t-arm (LIB1ASMSRC): Define here.
913 (LIB1ASMFUNCS): Add some common functions.
914 * t-arm-elf (LIB1ASMSRC): Delete.
915 (LIB1ASMFUNCS): Append to existing set.
916 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
917 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
918 * t-symbian (LIB1ASMFUNCS): Likewise.
919 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
920 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
922 2009-06-21 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/38729
925 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
926 to loops with a single exit if -fno-expensive-optimizations.
928 2009-06-21 Jakub Jelinek <jakub@redhat.com>
930 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
931 (dataflow_set): Change vars type from htab_t to shared_hash.
932 (shared_hash_pool, empty_shared_hash): New variables.
933 (vars_clear): Removed.
934 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
935 shared_hash_find_slot_unshare, shared_hash_find_slot,
936 shared_hash_find_slot_noinsert, shared_hash_find): New
938 (shared_hash_unshare, shared_hash_destroy): New functions.
939 (unshare_variable): Unshare set->vars if shared, use
941 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
942 (get_init_value, find_src_set_src, dump_dataflow_set,
943 clobber_variable_part, emit_notes_for_differences): Use
945 (dataflow_set_init): Remove second argument, set vars to
946 empty_shared_hash instead of creating a new htab.
947 (dataflow_set_clear): Call shared_hash_destroy and set vars
948 to empty_shared_hash instead of calling vars_clear.
949 (dataflow_set_copy): Don't call vars_copy, instead just share
950 the src htab with dst.
951 (variable_union): Use shared_hash_*, use initially NO_INSERT
952 lookup if set->vars is shared. Don't keep slot cleared before
953 calling unshare_variable. Unshare set->vars if needed.
954 Even ->refcount == 1 vars must be unshared if set->vars is shared
955 and var needs to be modified.
956 (variable_canonicalize): New function.
957 (dataflow_set_union): If dst->vars is empty, just share src->vars
958 with dst->vars and traverse with variable_canonicalize to canonicalize
959 and unshare what is needed.
960 (dataflow_set_different): If old_set and new_set use the same shared
961 htab, they aren't different. If number of htab elements is different,
962 htabs are different. Use shared_hash_*.
963 (dataflow_set_destroy): Call shared_hash_destroy instead of
965 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
966 second argument to dataflow_set_init.
967 (vt_initialize): Likewise. Initialize shared_hash_pool and
968 empty_shared_hash, move bb in/out initialization afterwards.
969 Use variable_htab_free instead of NULL as changed_variables del hook.
970 (variable_was_changed): Change type of second argument to pointer to
971 dataflow_set. When inserting var into changed_variables, bump
972 refcount. Unshare set->vars if set is shared htab and slot needs to
974 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
975 lookup if set->vars is shared. Unshare set->vars if needed.
976 Even ->refcount == 1 vars must be unshared if set->vars is shared
977 and var needs to be modified. Adjust variable_was_changed caller.
978 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
979 vars must be unshared if set->vars is shared and var needs to be
980 modified. Adjust variable_was_changed caller.
981 (emit_note_insn_var_location): Don't pool_free var.
982 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
984 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
985 free_alloc_pool on shared_hash_pool.
987 2009-06-20 Anthony Green <green@moxielogic.com>
989 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
990 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
992 2009-06-20 Richard Guenther <rguenther@suse.de>
994 * tree-ssa-structalias.c (find_func_aliases): For memset use
995 a constraint from NULL if we memset to zero.
996 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
997 we explicitly handle that do not read from memory.
998 (call_may_clobber_ref_p_1): Properly handle builtins that may
1001 2009-06-20 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/40495
1004 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1005 (new_scalar_tmp_constraint_exp): New function.
1006 (process_constraint): Do not create temporary decls.
1007 (process_all_all_constraints): Likewise.
1008 (handle_const_call): Likewise.
1009 (create_function_info_for): Do not set decl.
1011 2009-06-19 Ian Lance Taylor <iant@google.com>
1013 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1014 (rs6000_attribute_table): Make static; move before use.
1016 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1018 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1019 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1020 Propagate the TREE_READONLY flag without overwriting it.
1021 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1022 Propagate the TREE_READONLY flag onto the result.
1023 (process_call_operands): Move around. Use correct constant value.
1025 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1028 * config/arm/arm.c (thumb_shiftable_const): Truncate val to
1030 * config/arm/arm.md: Likewise.
1032 2009-06-19 Ian Lance Taylor <iant@google.com>
1034 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1035 to GIMPLE_ERROR_MARK.
1037 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1038 op2_original_type parameters. Warn about using different enum
1040 * c-parser.c (c_parser_conditional_expression): Pass original
1041 types to build_conditional_expr.
1042 * c-tree.h (build_conditional_expr): Update declaration.
1044 2009-06-19 Ian Lance Taylor <iant@google.com>
1046 * config/i386/i386.c (ix86_function_specific_save): Test that
1047 fields match values, rather than testing the values are in a
1050 2009-06-19 Richard Guenther <rguenther@suse.de>
1052 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1054 (ptr_derefs_may_alias_p): Likewise.
1055 (ptr_deref_may_alias_ref_p_1): New function.
1056 (ptr_deref_may_alias_ref_p): Likewise.
1057 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1058 covered by looking at the ESCAPED solution.
1059 (call_may_clobber_ref_p_1): Likewise.
1060 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1061 Handle NULL_TREE offset. Do not produce redundant constraints.
1062 (process_all_all_constraints): New helper function.
1063 (do_structure_copy): Use it.
1064 (handle_lhs_call): Likewise.
1065 (find_func_aliases): Handle some builtins with pointer arguments
1066 and/or return values explicitly.
1068 2009-06-19 Ian Lance Taylor <iant@google.com>
1070 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1072 2009-06-19 Ian Lance Taylor <iant@google.com>
1074 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1076 2009-06-19 Ian Lance Taylor <iant@google.com>
1078 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1079 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1082 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1083 uninitialized const.
1085 2009-06-19 Ian Lance Taylor <iant@google.com>
1087 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1090 * c-decl.c (in_struct, struct_types): Remove.
1091 (struct c_binding): Add in_struct field.
1092 (c_binding_ptr): Define type, along with VEC.
1093 (struct c_struct_parse_info): Define.
1094 (struct_parse_info): New static variable.
1095 (bind): Initialize in_struct field.
1096 (start_struct): Remove enclosing_in_struct and
1097 enclosing_struct_types parameters. Add
1098 enclosing_struct_parse_info parameter. Change all callers. Set
1099 struct_parse_info rather than in_struct and struct_types.
1100 (grokfield): If -Wc++-compat and there is a symbol binding for the
1101 field name, set the in_struct flag and push it on the
1102 struct_parse_info->fields vector.
1103 (warn_cxx_compat_finish_struct): New static function.
1104 (finish_struct): Remove enclosing_in_struct and
1105 enclosing_struct_types parameters. Add
1106 enclosing_struct_parse_info parameter. Change all callers. Don't
1107 set C_TYPE_DEFINED_IN_STRUCT here. Call
1108 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1109 parameter. Only push on struct_types if warn_cxx_compat.
1110 (finish_enum): Only push on struct_types if warn_cxx_compat.
1111 (declspecs_add_type): Add loc parameter. Change all callers.
1112 Change all error calls to error_at. Pass loc, not input_location,
1113 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1114 defined in a struct. If -Wc++-compat and parsing a struct, record
1115 that a typedef name was used.
1116 * c-parser.c (c_parser_declspecs): Get location to pass to
1118 (c_parser_struct_or_union_specifier): Update calls to start_struct
1120 * c-tree.h (struct c_struct_parse_info): Declare.
1121 (finish_struct, start_struct): Update declarations.
1122 (declspecs_add_type): Update declaration.
1124 2009-06-19 Ian Lance Taylor <iant@google.com>
1126 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1127 variable with an anonymous type.
1129 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1131 * see.c: Remove for real.
1133 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1135 * optabs.h (enum optab_index): Add new OTI_significand.
1136 (significand_optab): Define corresponding macro.
1137 * optabs.c (init_optabs): Initialize significand_optab.
1138 * genopinit.c (optabs): Implement significand_optab using
1139 significand?f2 patterns.
1140 * builtins.c (expand_builtin_mathfn): Handle
1141 BUILT_IN_SIGNIFICAND{,F,L}.
1142 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1143 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1145 * config/i386/i386.md (significandxf2, significand<mode>2): New
1146 expanders to implement significandf, significand and significandl
1147 built-ins as inline x87 intrinsics.
1149 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1151 * config/avr/avr.c (avr_override_options): Remove setting value of
1152 PARAM_INLINE_CALL_COST.
1154 2009-06-18 Richard Henderson <rth@redhat.com>
1157 * tree-pass.h (TDF_ASMNAME): New.
1158 * tree-dump.c (dump_options): Add asmname.
1159 * doc/invoke.texi: Document it.
1161 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1162 (dump_decl_name): ...here.
1163 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1164 (dump_generic_node): Update dump_function_name calls.
1165 (print_call_name): New flags arg; update all dump calls.
1166 * diagnostic.h (print_call_name): Update.
1167 * gimple-pretty-print.c (dump_gimple_call): Update.
1169 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1172 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1174 2009-06-18 Diego Novillo <dnovillo@google.com>
1176 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1177 * plugin.c (str_license): Declare.
1178 (try_init_one_plugin): Assert that the symbol
1179 'plugin_is_GPL_compatible' exists.
1181 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1184 * Makefile.in (OBJS-common): Remove see.o.
1186 * common.opt (fsee): Mark as preserved for backward compatibility.
1187 * opts.c (common_handle_option): Add OPT_fsee to the backward
1188 compatibility section.
1189 * passes.c (init_optimization_passes, pass_see): Remove pass.
1190 * timevar.def (TV_SEE): Remove.
1191 * tree-pass.h (pass_see): Remove declaration.
1192 * doc/invoke.texi (-fsee): Remove documentation.
1194 2009-06-18 Martin Jambor <mjambor@suse.cz>
1196 * tree-sra.c: Include statistics.h
1197 (sra_stats): New variable.
1198 (sra_initialize): Clear sra_stats.
1199 (create_access_replacement): Increment sra_stats.replacements.
1200 (get_access_replacement): Do not return twice.
1201 (analyze_all_variable_accesses): Increment statistics counter by the
1202 number of scalarized aggregates.
1203 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1204 (sra_modify_expr): Increment sra_stats.exprs.
1205 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1206 (sra_modify_assign): Increment sra_stats.exprs,
1207 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1208 (perform_intra_sra): Update statistics counters.
1209 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1211 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1213 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1214 (arm_scalar_mode_supported_p): New function.
1216 2009-06-18 Paul Brook <paul@codesourcery.com>
1217 Sandra Loosemore <sandra@codesourcery.com>
1219 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1220 (__extendhfsf2, __truncsfhf2): Define.
1221 * config/arm/fp16.c: New file.
1222 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1223 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1225 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1227 * doc/extend.texi (Half-Precision): New section.
1228 * doc/invoke.texi (Option Summary): List -mfp16-format.
1229 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1230 * config/arm/arm.opt (mfp16-format=): New.
1231 * config/arm/arm.c: Include intl.h.
1232 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1233 (TARGET_INVALID_RETURN_TYPE): Redefine.
1234 (TARGET_PROMOTED_TYPE): Redefine.
1235 (TARGET_CONVERT_TO_TYPE): Redefine.
1236 (arm_fp16_format): Define.
1237 (all_fpus): Add entry for neon-fp16.
1238 (fp_model_for_fpu): Likewise.
1239 (struct fp16_format): Declare.
1240 (all_fp16_formats): Define.
1241 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1243 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1245 (arm_legitimate_index_p): Treat HFmode like HImode.
1246 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1247 (coproc_secondary_reload_class): Special-case HFmode.
1248 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1249 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1250 (arm_init_fp16_builtins): New.
1251 (arm_init_builtins): Call it.
1252 (arm_invalid_parameter_type): New.
1253 (arm_invalid_return_type): New.
1254 (arm_promoted_type): New.
1255 (arm_convert_to_type).
1256 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1258 (arm_emit_fp16_const): New function.
1259 (arm_mangle_type): Mangle __fp16 as "Dh".
1260 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1262 (TARGET_NEON_FP16): New.
1263 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1264 (enum fputype): Add FPUTYPE_NEON_FP16.
1265 (enum arm_fp16_format_type): Declare.
1266 (arm_fp16_format): Declare.
1267 (LARGEST_EXPONENT_IS_NORMAL): Define.
1268 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1269 * config/arm/arm-modes.def (HFmode): Define.
1270 * config/arm/vfp.md: (*movhf_vfp): New.
1273 * config/arm/arm.md: (fpu): Add neon_fp16.
1274 (floatsihf2, floatdihf2): New.
1275 (fix_trunchfsi2, fix_trunchfdi2): New.
1279 (*arm32_movhf): New.
1280 (*thumb1_movhf): New.
1281 (consttable_2): Add check for HFmode constants.
1282 (consttable_4): Handle HFmode constants.
1284 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1286 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1288 2009-06-17 Olivier Hainque <hainque@adacore.com>
1290 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1291 const char ** conversion in AIX specific section.
1293 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1295 * config/i386/i386.c (ix86_special_builtin_type): Remove
1296 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1297 (bdesc_special_args): Updated.
1298 (ix86_init_mmx_sse_builtins): Likewise.
1299 (ix86_expand_special_args_builtin): Likewise.
1301 2009-06-17 Richard Henderson <rth@redhat.com>
1303 * tree-pretty-print.c (maybe_dump_asm_name): New.
1304 (dump_decl_name): Use it.
1305 (PRINT_FUNCTION_NAME): Merge into...
1306 (dump_function_name): ... here. Use maybe_dump_asm_name.
1308 2009-06-17 Cary Coutant <ccoutant@google.com>
1310 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1312 * debug.c (struct gcc_debug_hooks): Change placeholder for
1314 (debug_nothing_int_charstar_int): Replaced by...
1315 (debug_nothing_int_charstar_int_bool): ...this.
1316 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1317 source_line prototype.
1318 (debug_nothing_int_charstar_int): Replaced by...
1319 (debug_nothing_int_charstar_int_bool): ...this.
1320 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1321 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1322 Output is_stmt operand when necessary.
1323 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1324 (notice_source_line): Add is_stmt parameter.
1325 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1326 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1328 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1329 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1331 2009-06-17 Ian Lance Taylor <iant@google.com>
1333 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1335 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1338 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1340 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1341 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1342 tree_strip_sign_nop_conversions and
1343 tree_ssa_strip_useless_type_conversions rather than stripping
1344 the operations here.
1345 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1347 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1348 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1349 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1350 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1353 2009-06-17 Michael Eager <eager@eagercon.com>
1355 * config/rs6000/constraints.md (register_constraint "d"): New.
1356 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1357 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1358 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1359 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1360 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1361 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1362 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1363 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1364 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1365 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1367 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1368 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1369 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1370 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1371 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1372 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1373 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1374 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1375 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1376 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1377 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1378 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1379 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1380 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1382 2009-06-16 Ian Lance Taylor <iant@google.com>
1384 * profile.c (total_num_never_executed): Don't define.
1385 (compute_branch_probabilities): Don't count or print
1387 (init_branch_prob): Don't set total_num_never_executed.
1388 (end_branch_prob): Don't print total_num_never_executed.
1390 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1392 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1394 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1396 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1397 (nabstd2_fpr): Same.
1399 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1401 * expr.c (expand_assignment): Change complex type check.
1403 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1405 * doc/plugins.texi (Building GCC plugins): Added new section.
1407 2009-06-17 Ian Lance Taylor <iant@google.com>
1409 * c-pch.c (get_ident): Don't set size of templ array.
1410 (pch_init): Don't set size of partial_pch array.
1412 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1413 string constant to intialize an array whose size is the length of
1416 2009-06-17 Richard Guenther <rguenther@suse.de>
1418 PR tree-optimization/40389
1419 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1420 to addressable types.
1421 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1423 2009-06-17 Richard Guenther <rguenther@suse.de>
1426 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1427 if there is no evolution of left in the loop bail out.
1428 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1429 chrec_fold_multiply.
1431 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1432 Janis Johnson <janis187@us.ibm.com>
1435 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1436 for the symbol ref of a constant that is the source of a move
1437 - nor for any other not-obvious-label-ref constants.
1439 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1441 * plugin.c (position_pass): Skip newly inserted pass during list
1442 traversal to avoid repeated insertion.
1444 2009-06-16 Ian Lance Taylor <iant@google.com>
1446 * vec.h (VEC_stack_alloc): Define different version if
1447 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1448 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1449 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1450 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1452 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1454 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1456 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1457 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1458 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1459 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1460 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1461 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1462 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1463 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1464 __builtin_ia32_rdtscp.
1465 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1466 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1467 and __builtin_ia32_rorhi.
1468 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1469 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1470 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1471 (ix86_expand_args_builtin): Likewise.
1472 (ix86_expand_special_args_builtin): Likewise.
1474 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1475 (UNSPECV_RDTSC): Likewise.
1476 (UNSPECV_RDPMC): Likewise.
1477 (*bsr): Renamed to ...
1479 (*bsr_rex64): Renamed to ...
1483 (*rdpmc_rex64): Likewise.
1486 (*rdtsc_rex64): Likewise.
1488 (*rdtscp): Likewise.
1489 (*rdtscp_rex64): Likewise.
1491 * config/i386/ia32intrin.h: New.
1493 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1495 2009-06-16 Ian Lance Taylor <iant@google.com>
1497 * ira-build.c (copy_info_to_removed_store_destinations):
1498 Initialize parent_a.
1500 2009-06-16 Ian Lance Taylor <iant@google.com>
1502 * c-decl.c (grokdeclarator): Change size_varies to bool.
1504 2009-06-16 Ian Lance Taylor <iant@google.com>
1506 * sel-sched.c: Make forward declarations of move_op_hooks and
1507 fur_hooks explicitly extern.
1509 2009-06-16 Ian Lance Taylor <iant@google.com>
1511 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1512 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
1514 2009-06-16 Ian Lance Taylor <iant@google.com>
1516 * resource.c (mark_referenced_resources): Change
1517 include_delayed_effects parameter to bool. Change all callers.
1518 (mark_end_of_function_resources): Likewise.
1519 * reorg.c (insn_references_resource_p): Likewise.
1520 (insn_sets_resource_p): Likewise.
1521 * resource.h (mark_referenced_resources): Update declaration.
1522 (mark_end_of_function_resources): Update declaration.
1524 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1526 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
1528 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1530 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
1531 GCC can bootstrap on AIX with GNU Binutils 2.20.
1533 2009-06-16 Ian Lance Taylor <iant@google.com>
1535 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
1537 2009-06-16 Ian Lance Taylor <iant@google.com>
1539 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
1540 inline, not extern inline.
1541 (exact_log2): Likewise.
1542 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
1544 (exact_log2): Likewise, but don't test CTZ_HWI.
1546 2009-06-16 Ian Lance Taylor <iant@google.com>
1548 * bitmap.c (bitmap_clear): Don't declare as inline.
1549 * gimple.c (gimplify_assign): Likewise.
1550 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1551 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
1552 (sched_scan_info): Remove duplicate definition.
1554 2009-06-16 Ian Lance Taylor <iant@google.com>
1556 * c-common.c (skip_evaluation): Don't define.
1557 (c_inhibit_evaluation_warnings): Define global variable.
1558 (overflow_warning): Check c_inhibit_evaluation_warnings rather
1559 than skip_evaluation.
1560 (convert_and_check, warn_for_div_by_zero): Likewise.
1561 * c-common.h (skip_evaluation): Don't declare.
1562 (c_inhibit_evaluation_warnings): Declare.
1563 * c-parser.c (c_parser_typeof_specifier): Set
1564 c_inhibit_evaluation_warnings rather than skip_evaluation.
1565 (c_parser_conditional_expression): Likewise.
1566 (c_parser_binary_expression): Likewise.
1567 (c_parser_sizeof_expression): Likewise.
1568 (c_parser_alignof_expression): Likewise.
1569 * c-typeck.c (build_indirect_ref): Check
1570 c_inhibit_evaluation_warnings rather than skip_evaluation.
1571 (build_conditional_expr, build_binary_op): Likewise.
1573 2009-06-16 Richard Guenther <rguenther@suse.de>
1575 * tree-ssa-alias.c (is_escape_site): Remove.
1576 * tree-ssa-alias.h (enum escape_type): Remove.
1577 (is_escape_site): Likewise.
1578 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
1579 via casts and asms without deferring to is_escape_site.
1581 2009-06-16 Jakub Jelinek <jakub@redhat.com>
1584 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
1585 use gen_lowpart if op0 has complex mode.
1587 2009-06-16 Richard Guenther <rguenther@suse.de>
1589 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
1590 variables add them to ESCAPED.
1591 (find_func_aliases): Do not make all indirectly stored values escaped.
1593 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
1595 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
1598 2009-06-16 Martin Jambor <mjambor@suse.cz>
1600 PR tree-optimization/40432
1601 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
1602 check whether we need to force gimple register operand.
1604 2009-06-16 Martin Jambor <mjambor@suse.cz>
1606 PR tree-optimization/40413
1607 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
1608 build_ref_for_offset.
1609 (propagate_subacesses_accross_link): Fix a typo in a comment.
1611 2009-06-16 Ira Rosen <irar@il.ibm.com>
1613 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1614 with additional parameter.
1615 * tree-vectorizer.h (enum vect_def_type): Add new value
1617 (enum vect_relevant): Add comments.
1618 (vect_is_simple_reduction): Add new argument.
1619 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
1620 Detect nested cycles.
1621 (vect_is_simple_reduction): Update documentation, add an argument to
1622 distinguish inner-loop reduction from nested cycle, detect nested
1623 cycles, fix printings and indentation, don't swap operands in case
1625 (get_initial_def_for_reduction): Handle subtraction.
1626 (vect_create_epilog_for_reduction): Add new argument to specify
1628 (vect_finalize_reduction): Handle subtraction, fix comments.
1629 (vectorizable_reduction): Handle nested cycles. In case of nested
1630 cycle keep track of the reduction variable position. Call
1631 vect_is_simple_reduction with additional parameter. Use original
1632 statement code in reduction epilogue for nested cycle. Call
1633 vect_create_epilog_for_reduction with additional parameter.
1634 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
1635 inner-loop vectorization.
1636 (vect_recog_widen_sum_pattern): Likewise.
1637 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
1639 (vect_mark_stmts_to_be_vectorized): Likewise.
1640 (vect_get_vec_def_for_operand): Handle nested cycles.
1642 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1644 * doc/invoke.texi (Debugging Options): Fix option index entries
1645 for -fdump-statistics, -frandom-seed add entries for
1646 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
1647 (FRV Options): Fix entries for -mTLS, -mtls.
1648 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
1649 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
1650 (M68hc1x Options): Fix @itemx for -mnominmax.
1651 (MCore Options): Fix entry for -mno-lsim.
1652 (MMIX Options): Fix entry for -mabi=mmixware.
1653 (PDP-11 Options): Fix entry for -mbcopy-builtin.
1655 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
1657 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
1658 Mention the plugin mode of gengtype.
1659 * doc/gty.texi (Source Files Containing Type Information): Likewise.
1660 * gengtype.c: Updated copyright.
1661 (plugin_files, nb_plugin_files) Added new static variables.
1662 (measure_input_list) Care about plugin_files.
1663 (write_rtx_next): Added early return in plugin mode.
1664 (create_file): Updated copyright year in generated file. Added
1666 (oprintf): Added early return if NULL outf.
1667 (get_output_file_with_visibility): Care of plugin_files.
1668 (get_output_file_name): May return null.
1669 (write_local): Added early return.
1670 (put_mangled_filename): Ditto.
1671 (finish_root_table): Added check for base_files.
1672 (write_roots): Care about null when plugins.
1673 (main): Added plugin mode.
1675 2009-06-15 Ian Lance Taylor <iant@google.com>
1677 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
1678 * gcov.c (read_count_file): Add braces around variables declared
1681 * c.opt (Wjump-misses-init): New warning.
1682 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
1683 -Wall and -Wc++-compat if not already set.
1684 (c_common_post_options): Clear warn_jump_misses_init if it was not
1686 * c-decl.c (struct c_binding): Change type field to a union with
1687 new label field. Make it the first field in the struct. Update
1688 references to type to use u.type instead.
1689 (struct c_spot_bindings): Define.
1690 (struct c_goto_bindings): Define.
1691 (c_goto_bindings_p): Define, along with VECs.
1692 (struct c_label_vars): Define.
1693 (struct c_scope): Add has_label_bindings field.
1694 (bind_label, set_spot_bindings): New static functions.
1695 (decl_jump_unsafe, update_spot_bindings): New static functions.
1696 (update_label_decls): New static function.
1697 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
1698 Update binding u.label field to shadowed field.
1699 (c_binding_start_stmt_expr): New function.
1700 (c_binding_end_stmt_expr): New function.
1701 (pushdecl): Don't call c_begin_vm_scope.
1702 (make_label): Add defining and p_label_vars parameters. Change
1704 (lookup_label): Correct test for whether a label has not yet been
1705 defined. Call bind_label rather than bind.
1706 (warn_about_goto): New static function.
1707 (lookup_label_for_goto): New function.
1708 (declare_label): Call bind_label rather than bind.
1709 (check_earlier_gotos): New static function.
1710 (define_label): Don't give errors about jumping into statement
1711 expressions or scopes of variably modified types. Call
1712 set_spot_bindings and check_earlier_gotos. Call bind_label
1713 instead of bind. Don't set label_context_stack_se or
1714 label_context_stack_vm.
1715 (c_get_switch_bindings): New function.
1716 (c_release_switch_bindings): New function.
1717 (c_check_switch_jump_warnings): New function.
1718 (start_function): Don't set label_context_stack_se or
1719 label_context_stack_vm.
1720 (finish_function): Likewise.
1721 * c-typeck.c (label_context_stack_se): Don't define.
1722 (label_context_stack_vm): Don't define.
1723 (c_finish_goto_label): Call lookup_label_for_goto rather than
1724 lookup_label. Don't give errors about jumping into a statement
1725 expression or the scope of a variably modified type. Don't set
1726 label_context_stack_se or label_context_stack_vm.
1727 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
1728 fields. Add bindings field.
1729 (c_start_case): Don't set deleted fields. Set bindings field.
1730 (do_case): Rework order of tests. Don't check blocked_stmt_expr
1731 or blocked_vm. Call c_check_switch_jump_warnings.
1732 (c_finish_case): Don't test blocked_stmt_expr field. Call
1733 c_release_switch_bindings.
1734 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
1735 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1736 set label_context_stack_se. Call c_bindings_start_stmt_expr.
1737 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1738 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1739 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1740 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1741 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1742 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1743 (C_DECL_UNJUMPABLE_VM): Don't define.
1744 (C_DECL_UNDEFINABLE_VM): Don't define.
1745 (struct c_label_list): Don't define.
1746 (struct c_label_context_se): Don't define.
1747 (struct c_label_context_vm): Don't define.
1748 (struct c_spot_bindings): Declare.
1749 (c_bindings_start_stmt_expr): Declare.
1750 (c_bindings_end_stmt_expr): Declare.
1751 (lookup_label_for_goto): Declare.
1752 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1753 (c_check_switch_jump_warnings): Declare.
1754 (label_context_stack_se, label_context_stack_vm): Don't declare.
1755 (c_finish_goto_label): Update declaration.
1756 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1757 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1758 (Warning Options): Document -Wjump-misses-init.
1760 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1762 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1765 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1767 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1769 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1771 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1773 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1775 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1777 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1779 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1780 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1781 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1782 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1783 * dwarf2asm.c (dw2_force_const_mem): Update call to
1785 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1786 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1787 * langhooks.c (lhd_comdat_group): Remove.
1788 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1789 * tree.h (DECL_COMDAT_GROUP): New.
1790 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1791 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1792 (make_decl_one_only): Change signature.
1793 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1795 (make_decl_one_only): Change signature.
1796 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1798 2009-06-15 Richard Guenther <rguenther@suse.de>
1801 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1803 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1805 * tree-ssa-math-opts.c: Remove extra divide.
1807 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1809 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1811 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1813 * passes.c: Add bswap pass.
1814 * tree-pass.h: Add pass_optimize_bswap declaration.
1815 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1816 Include rtl.h, expr.h and optabs.h for optab_handler check.
1817 (struct symbolic_number, pass_optimize_bswap): New definition.
1818 (do_shift_rotate, verify_symbolic_number_p): New functions.
1819 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1820 (gate_optimize_bswap): New function.
1821 * tree.c (widest_int_cst_value): New function.
1822 * tree.h (widest_int_cst_value): Prototype added.
1824 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1826 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
1827 REG_EQUAL/REG_EQUIV notes.
1829 2009-06-14 Richard Guenther <rguenther@suse.de>
1832 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
1833 has its address taken if NRV was applied and it is addressable.
1834 * tree-ssa-structalias.c (get_constraint_for_address_of): New
1835 function split out from ...
1836 (get_constraint_for_1): ... here.
1837 (handle_rhs_call): Use it to mark the return slot escaped if
1838 it is addressable and NRV was applied.
1840 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1842 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
1843 Change first argument type to location_t.
1844 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
1845 Do not set input_location.
1846 Use loc instead of input_location throughout.
1848 2009-06-13 Richard Guenther <rguenther@suse.de>
1850 PR tree-optimization/40421
1851 * tree-predcom.c (should_unroll_loop_p): Remove.
1852 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
1854 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1856 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1857 Add location argument.
1859 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1861 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
1863 * config/s390/s390.c (s390_build_builtin_va_list): Same.
1864 (s390_gimplify_va_arg): Pass location to create_artificial_label.
1865 * config/spu/spu-protos.h: Add location to
1866 spu_resolve_overloaded_builtin.
1867 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
1868 spu_build_builtin_va_list.
1869 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
1870 argument. Pass location to build_function_call_vec.
1871 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
1873 (emit_fpu_switch): Same.
1874 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
1875 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
1876 to build_decl and create_artificial_label.
1877 (xtensa_gimplify_va_arg_expr): Same.
1878 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
1879 (xstormy16_gimplify_va_arg_expr): Same.
1880 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
1881 * config/arm/arm.c (arm_build_builtin_va_list): Same.
1882 * config/mips/mips.c (mips_build_builtin_va_list): Same.
1883 (mips16_build_function_stub): Same.
1884 (mips16_build_call_stub): Same.
1886 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
1889 * arm/constraints.md (Pa, Pb): New constraints.
1890 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
1891 split pattern to deal with them.
1893 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
1895 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
1896 fix index entry for -Xpreprocessor.
1898 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1900 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1901 Add location argument to build_decl call.
1902 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
1903 (rs6000_init_builtins): Same.
1904 (spe_init_builtins): Same.
1905 (rs6000_gimplify_va_arg): Add location argument to
1906 create_artificial_label call.
1908 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
1910 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
1911 * combine-stack-adj.c (pass_stack_adjustments): Use it.
1912 * Makefile.in: Fix GGC dependency for gcse.o.
1914 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1916 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
1917 * gimple-pretty-print.c (dump_gimple_stmt): Same.
1918 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
1920 * c-parser.c (c_parser_binary_expression): Use current column while
1921 building binary operations.
1922 * common.opt (fshow-column): Enable by default.
1923 * tree-vrp.c (check_array_ref): Use warning_at.
1924 (check_array_bounds): Use location from call back if expr has no
1926 * tree.h: Add location argument to maybe_fold_*.
1927 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
1928 (maybe_fold_offset_to_array_ref): Add location argument and use it.
1929 (maybe_fold_offset_to_component_ref): Same.
1930 (maybe_fold_offset_to_reference): Same.
1931 (maybe_fold_offset_to_address): Same.
1932 (maybe_fold_stmt_indirect): Same.
1933 (maybe_fold_stmt_addition): Same.
1934 (fold_stmt_r): Pass location to maybe_fold_*.
1935 (fold_gimple_assign): Same.
1936 * c-tree.h: Add location argument to finish_decl,
1937 default_function_array_conversion, store_init_value.
1938 * c-decl.c (define_label): Use error_at.
1939 (c_make_fname_decl): Pass location to finish_decl.
1940 (finish_decl): New location argument.
1941 (build_compound_literal): Pass location to store_init_value.
1942 (grokdeclarator): Pass location to finish_decl.
1944 * c-typeck.c (array_to_pointer_conversion): New location argument.
1945 (function_to_pointer_conversion): Same.
1946 (default_function_array_conversion): Same.
1947 (parser_build_unary_op): Pass location to overflow_warning.
1948 (parser_build_binary_op): Same. Use warning_at.
1949 (build_unary_op): Pass location to array_to_pointer_conversion.
1950 (build_c_cast): Pass location to digest_init.
1951 (build_modify_expr): New location argument.
1952 (convert_for_assignment): Same.
1953 (store_init_value): Same.
1954 (digest_init): Same.
1955 (output_init_element): Pass location to digest_init and
1956 array_to_pointer_conversion.
1957 (c_finish_return): Pass location to convert_for_assignment.
1958 * gimplify.c (gimplify_conversion): Pass location to
1959 maybe_fold_offset_to_address.
1960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
1961 to maybe_fold_stmt_addition.
1962 * c-omp.c (c_finish_omp_atomic): Pass new location to
1964 (c_finish_omp_for): Same.
1965 * c-common.c (overflow_warning): New argument.
1966 * c-common.h: New argument to build_modify_expr, overflow_warning.
1967 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
1969 (c_parser_initializer): Pass location to
1970 default_function_array_conversion.
1971 (c_parser_initelt): Same.
1972 (c_parser_initval): Same.
1973 (c_parser_asm_operands): Same.
1974 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
1975 (c_parser_conditional_expression): Same.
1976 (c_parser_binary_expression): Add location info to stack. Use it.
1977 (c_parser_unary_expression): Pass location to
1978 default_function_array_conversion, parser_build_unary_op,
1979 build_indirect_ref, c_parser_postfix_expression_after_primary.
1980 (c_parser_postfix_expression_after_primary): New location argument.
1982 (c_parser_expression_conv): Pass location to
1983 default_function_array_conversion.
1984 (c_parser_expr_list): Same.
1985 (c_parser_omp_atomic): Same.
1986 (c_parser_omp_for_loop): Same.
1987 * c-tree.h: (struct c_declarator): Add comment to id_loc.
1988 (build_array_declarator): New argument.
1989 * c-decl.c (build_array_declarator): Add location argument.
1990 (grokdeclarator): Set id_loc for cdk_array.
1991 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
1992 build_array_declarator.
1993 * tree.c (build_omp_clause): Add location argument.
1994 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
1995 (OMP_CLAUSE_LOCATION): New macro.
1996 (struct tree_omp_clause): Add location field.
1997 (build_omp_clause): Add argument.
1998 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
1999 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2001 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2002 (cp_parser_omp_clause_collapse): Same.
2003 (cp_parser_omp_clause_default): Same.
2004 (cp_parser_omp_clause_if): Same.
2005 (cp_parser_omp_clause_nowait): Same.
2006 (cp_parser_omp_clause_num_threads): Same.
2007 (cp_parser_omp_clause_ordered): Same.
2008 (cp_parser_omp_clause_schedule): Same.
2009 (cp_parser_omp_clause_untied): Same.
2010 (cp_parser_omp_for_loop): Same.
2011 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2012 * c-tree.h (c_start_case): Add location argument.
2013 (c_process_expr_stmt): Same.
2014 (c_finish_goto_*): Same.
2015 * tree-parloops.c (initialize_reductions): Pass location to
2017 (create_parallel_loop): Same.
2018 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2019 (gfc_trans_omp_reduction_list): Same.
2020 (gfc_trans_omp_clauses): Same.
2021 (gfc_trans_omp_do): Same.
2022 * c-typeck.c (c_finish_goto_label): Same.
2023 (c_finish_goto_ptr): New location argument.
2024 (c_start_case): Same.
2025 (emit_side_effect_warnings): Same.
2026 (c_process_expr_stmt): Same.
2027 (c_finish_stmt_expr): Same.
2028 (c_finish_omp_clauses): Use error_at instead of error.
2029 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2031 * c-omp.c (c_split_parallel_clauses): New location argument.
2032 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2033 to build_omp_clause.
2034 (convert_local_reference_stmt): Same.
2035 (convert_gimple_call): Same.
2036 * c-common.h (c_split_parallel_clauses): New argument.
2037 * c-parser.c (c_parser_statement_after_labels): Pass location to
2038 c_finish_goto_label.
2039 (c_parser_switch_statement): Pass location to c_start_case.
2040 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2041 and c_process_expr_stmt.
2042 (c_parser_omp_variable_list): Add location argument.
2043 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2044 (c_parser_omp_clause_default): Same.
2045 (c_parser_omp_clause_if): Same.
2046 (c_parser_omp_clause_num_threads): Same.
2047 (-c_parser_omp_clause_ordered): Same.
2048 (c_parser_omp_clause_reduction): Pass location to
2049 c_parser_omp_variable_list.
2050 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2051 (c_parser_omp_clause_untied): Same.
2052 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2053 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2055 * c-tree.h (check_for_loop_decls, undeclared_variable,
2056 build_component_ref, build_array_ref, build_external_ref,
2057 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2058 build_conditional_expr, build_compound_expr, c_cast_expr,
2059 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2060 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2062 * c-semantics.c (build_stmt): Same.
2063 (build_case_label): Same.
2064 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2065 (undeclared_variable): New argument.
2067 (lookup_label): Pass location on down.
2068 (define_label): Same.
2069 (finish_decl): Same.
2070 (build_compound_literal): Same.
2071 (finish_struct): Same.
2072 (finish_function): Do not set location here.
2073 (check_for_loop_decls): New argument.
2074 * tree.c (save_expr): Set location.
2075 (build_empty_stmt): New argument.
2076 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2077 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2078 * builtins.c (gimplify_va_arg_expr): Use locations.
2079 (expand_builtin_sync_operation): Same.
2080 * c-typeck.c (build_component_ref): New argument.
2081 (build_array_ref): Same.
2082 (build_external_ref): Same.
2083 (c_expr_sizeof_expr): Same.
2084 (c_expr_sizeof_type): Same.
2085 (parser_build_unary_op): Same.
2086 (build_conditional_expr): Same.
2087 (build_compound_expr): Pass location on down.
2088 (build_compound_expr): New argument.
2089 (build_c_cast): Same.
2090 (c_cast_expr): Same.
2091 (build_asm_expr): Same.
2092 (c_finish_return): Same.
2093 (c_process_expr_stmt): Pass location on down.
2094 (c_finish_stmt_expr): New argument.
2095 (push_clenaup): Same.
2096 (c_finish_omp_parallel): Same.
2097 (c_finish_omp_task): Same.
2098 * gimplify.c (gimplify_call_expr): Pass location on down.
2099 * c-omp.c (c_finish_omp_master): New argument.
2100 (c_finish_omp_critical): Same.
2101 (c_finish_omp_ordered): Same.
2102 (c_finish_omp_barrier): Same.
2103 (-c_finish_omp_taskwait): Same.
2104 (c_finish_omp_atomic): Same.
2105 (c_finish_omp_flush): Same.
2106 * tree-inline.c (copy_tree_body_r): Pass location on down.
2107 (inline_forbidden_p): Remove use of input_location.
2108 * c-gimplify.c (c_build_bind_expr): New argument.
2109 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2110 (c_sizeof_or_alignof_type): New argument.
2111 (c_alignof_expr): Same.
2112 (build_va_arg): Same.
2113 (c_add_case_label): Same.
2114 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2115 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2116 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2117 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2118 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2119 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2121 * stub-objc.c (objc_build_selector_expr): Same.
2122 (objc_build_throw_stmt): Same.
2123 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2124 (c_parser_initelt): Same.
2125 (c_parser_compound_statement): Same.
2126 (c_parser_compound_statement_nostart): Same.
2127 (c_parser_label): Same.
2128 (c_parser_statement_after_labels): Same.
2129 (c_parser_if_body): Same.
2130 (c_parser_else_body): Same.
2131 (c_parser_if_statement): Same.
2132 (c_parser_switch_statement): Same.
2133 (c_parser_while_statement): Same.
2134 (c_parser_do_statement): Same.
2135 (c_parser_for_statement): Same.
2136 (c_parser_asm_statement): Same.
2137 (c_parser_conditional_expression): Same.
2138 (c_parser_binary_expression): Same.
2139 (c_parser_cast_expression): Same.
2140 (c_parser_unary_expression): Same.
2141 (c_parser_sizeof_expression): Same.
2142 (c_parser_alignof_expression): Same.
2143 (c_parser_postfix_expression): Same.
2144 (c_parser_expression): Same.
2145 (c_parser_objc_receiver): Same.
2146 (c_parser_omp_variable_list): Same.
2147 (c_parser_omp_structured_block): Same.
2148 (c_parser_omp_atomic): New argument.
2149 (c_parser_omp_barrier): Same.
2150 (c_parser_omp_critical): Same.
2151 (c_parser_omp_flush): Pass location on down.
2152 (c_parser_omp_for_loop): New argument.
2153 (c_parser_omp_for): Same.
2154 (c_parser_omp_master): Same.
2155 (c_parser_omp_ordered): Same.
2156 (c_parser_omp_sections_scope): Same.
2157 (c_parser_omp_sections): Same.
2158 (c_parser_omp_parallel): Same.
2159 (c_parser_omp_single): Same.
2160 (c_parser_omp_task): Same.
2161 (c_parser_omp_taskwait): Pass location on down.
2162 (c_parser_omp_construct): Same.
2163 (c_parser_omp_threadprivate): Same.
2164 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2165 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2166 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2167 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2168 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2169 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2170 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2171 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2172 config/i386/i386.c, stmt.c:
2173 Add location argument to the following function definitions and/or
2174 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2175 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2176 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2177 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2178 do_case, c_finish_bc_stmt, build_compound_literal,
2179 build_function_call.
2180 * c-decl.c (build_compound_literal): Add location argument.
2181 Make all diagnostic calls use location.
2182 (start_struct): Same.
2183 (finish_struct): Same.
2185 (build_enumerator): Same.
2186 (start_function): Same.
2187 (grokdeclarator): Make all diagnostic calls use location.
2188 (store_parm_decls_oldstyle): Same.
2189 * c-typeck.c (build_function_call): Add location argument.
2190 Make all diagnostic calls use location.
2192 (c_finish_bc_stmt): Same.
2193 * tree-nested.c (get_trampoline_type): Add argument.
2194 Pass location to build_decl.
2195 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2196 * rtl.h (RTL_LOCATION): New.
2197 * c-common.c (c_add_case_label): Add location argument.
2198 Make all diagnostic calls use location.
2199 * c-common.h: Add location argument to make_fname_decl, do_case,
2200 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2201 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2202 Set it appropriately for every case. Pass enum_loc to start_enum
2203 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2205 (c_parser_struct_or_union_specifier): Save location. Use it for
2206 start_struct, finish_struct, and parser_xref_tag.
2208 2009-06-12 Ian Lance Taylor <iant@google.com>
2210 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2212 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2213 cpp_opts->warn_cxx_operator_names.
2215 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2218 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2219 is returns NULL and OP is a VCE, look through the VCE.
2221 2009-06-12 Ian Lance Taylor <iant@google.com>
2224 * collect2.c (main): Use CONST_CAST2 in code inside #if
2225 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2227 2009-06-12 Joey Ye <joey.ye@intel.com>
2230 * cfgexpand.c (get_decl_align_unit): Update
2231 max_used_stack_slot_alignment with align instead of
2232 stack_alignment_needed.
2234 * function.c (assign_stack_local_1): Update
2235 max_used_stack_slot_alignment with alignment_in_bits instead
2236 of stack_alignment_needed.
2237 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2240 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2242 * dwarf2out.c (last_var_location_insn): New variable.
2243 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2244 (dwarf2out_var_location): Don't record anything after last real
2245 insn. Only change labels if there were any real instructions
2246 in between last note and this one, or if changed sections.
2248 2009-06-11 Richard Henderson <rth@redhat.com>
2250 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2251 note when storing the frame pointer in a register.
2252 (FRP): Don't redefine to nothing for epilogue.
2253 (alpha_expand_epilogue): Mark register and sp restores.
2254 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2256 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2257 when gen_lowpart is needed.
2259 2009-06-11 Richard Henderson <rth@redhat.com>
2261 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2263 * dwarf2out.c (need_data_align_sf_opcode): New.
2264 (div_data_align): Move earlier.
2265 (def_cfa_1, reg_save): Use it.
2267 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2269 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2270 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2271 (ix86_handle_option): Handle OPT_mcrc32.
2272 (ix86_target_string): Add -mcrc32.
2273 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2275 * config/i386/i386.h (TARGET_CRC32): New.
2277 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2278 (sse4_2_crc32di): Likewise.
2280 * config/i386/i386.opt (mcrc32): New.
2282 * doc/invoke.texi: Document -mcrc32.
2284 2009-06-11 Richard Henderson <rth@redhat.com>
2286 * common.opt (gdwarf-): Accept a version number.
2287 * doc/invoke.texi (gdwarf-): Update docs.
2288 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2289 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2290 version level, and record it.
2292 * dwarf2.h (DW_CIE_VERSION): Remove.
2293 * dwarf2out.c (DWARF_VERSION): Remove.
2294 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2295 (output_call_frame_info): Use CIE version 3 for dwarf3,
2296 or if the return register column is out of range for version 1.
2297 (dwarf_stack_op_name): Add all dwarf3 values.
2298 (DEBUG_PUBTYPES_SECTION): New.
2299 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2300 encoding change for dwarf3.
2301 (output_die) [dw_val_class_die_ref]: Likewise.
2302 (output_compilation_unit_header): Emit correct version for dwarf3.
2303 (output_line_info): Likewise.
2304 (output_pubnames): Update for DWARF_VERSION removal.
2305 (output_aranges): Likewise.
2306 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2307 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2308 (dwarf2out_finish): Likewise.
2310 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2312 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2315 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2318 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2319 * builtins.c (expand_builtin_unreachable): New function.
2320 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2321 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2322 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2324 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2325 searching for missing barriers.
2327 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2329 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2330 when -fprofile-generate* was passed.
2331 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2333 2009-06-11 Anthony Green <green@moxielogic.com>
2335 * config/moxie/moxie.md: Define length attribute for all instructions.
2337 (*b<cond:code>): Support limited branch ranges for new PC-relative
2338 branch instructions.
2339 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2341 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2343 * config/i386/i386.c (min_insn_size): Use get_attr_length
2344 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2347 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2348 instead of emit_insn_before.
2350 2009-06-10 Ian Lance Taylor <iant@google.com>
2353 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2356 2009-06-10 Revital Eres <eres@il.ibm.com>
2358 * passes.c (init_optimization_passes): Reschedule
2359 predictive-commoning pass before complete unroll pass.
2361 2009-06-10 Martin Jambor <mjambor@suse.cz>
2363 * cgraph.c (cgraph_node_can_be_local_p): New function.
2364 (cgraph_make_node_local): New function.
2365 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2366 (cgraph_make_node_local): Declare.
2368 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2370 * tree.h (tree_base): Add packed_flag and user_align fields.
2371 Decrease size of spare field.
2372 (TYPE_USER_ALIGN): Use user_align from tree_base.
2373 (DECL_USER_ALIGN): Likewise.
2374 (TYPE_PACKED): Use packed_flag from tree_base.
2375 (DECL_PACKED): Likewise.
2376 (tree_type): Delete packed_flag and user_align fields. Widen
2377 precision field. Widen mode field and shuffle fields to align
2378 mode on an 8-bit boundary.
2379 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2380 Renumber decl_flag_* fields. Fix comments. Widen
2381 decl_common_unused field.
2382 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2383 (DECL_EXTERNAL): Likewise.
2384 (DECL_BIT_FIELD): Likewise.
2385 (DECL_NONADDRESSABLE_P): Likewise.
2386 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2387 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2389 2009-06-10 Ian Lance Taylor <iant@google.com>
2391 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2392 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2393 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2394 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2395 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2396 DEF_VEC_ALLOC_FUNC_P.
2397 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2398 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2399 DEF_VEC_ALLOC_FUNC_O.
2400 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2401 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2402 DEF_VEC_ALLOC_FUNC_I.
2403 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2404 (vec_stack_p_reserve_exact_1): Declare.
2405 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2406 (vec_stack_free): Declare.
2407 (VEC_stack_alloc): Define.
2408 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2409 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2410 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2411 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2413 (stack_vecs): New static variable.
2414 (vec_stack_p_reserve_exact_1): New function.
2415 (vec_stack_o_reserve_1): New static function.
2416 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2417 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2418 (vec_stack_free): New function.
2419 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2420 (VEC_df_ref_stack_alloc): Define.
2421 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2422 DEF_VEC_ALLOC_P_STACK.
2423 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2424 (struct df_collection_rec): Change _vec fields to VEC. Remove
2426 (df_free_collection_rec): Adjust for new fields.
2427 (df_insn_rescan): Use new df_collection_rec fields.
2428 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2429 (df_ref_create_structure, df_ref_record): Likewise.
2430 (df_get_conditional_uses, df_get_call_refs): Likewise.
2431 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2432 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2433 (df_record_exit_block_uses, df_bb_verify): Likewise.
2434 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2435 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2436 Remove count parameter. Change return type to void. Change all
2438 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2439 Remove count parameter. Change return type to void. Change all
2441 (df_install_refs): Change old_vec parameter to VEC. Remove count
2442 parameter. Change all callers.
2443 (df_install_mws): Change old_vec parameter to VEC. Remove count
2444 parameter. Change all callers.
2445 (df_refs_verify): Change new_rec parameter to VEC. Change call
2447 (df_mws_verify): Likewise.
2449 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2451 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2453 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2455 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2457 2009-06-10 Anthony Green <green@moxielogic.com>
2459 * config/moxie/crti.asm: New file.
2460 * config/moxie/crtn.asm: New file.
2461 * config/moxie/moxie.c: New file.
2462 * config/moxie/moxie.h: New file.
2463 * config/moxie/sfp-machine.h: New file.
2464 * config/moxie/moxie-protos.h: New file.
2465 * config/moxie/t-moxie: Created.
2466 * config/moxie/t-moxie-softfp: Created.
2467 * config/moxie/moxie.md: Created.
2468 * config/moxie/constraints.md: Created.
2469 * config.gcc: Add moxie support.
2470 * doc/md.texi (Machine Constraints): Add moxie constraints.
2471 * doc/contrib.texi (Contributors): Mention moxie port.
2472 * doc/install.texi (Specific): Mention the moxie port.
2474 2009-06-09 Ian Lance Taylor <iant@google.com>
2476 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2478 * optabs.c (optab_table): Only use designated initializers if
2479 HAVE_DESIGNATED_INITIALIZERS is defined.
2480 (convert_optab_table): Likewise.
2481 (init_optabs): Always call init_insn_codes if
2482 HAVE_DESIGNATED_INITIALIZERS is not defined.
2484 2009-06-09 Ian Lance Taylor <iant@google.com>
2486 * targhooks.c (default_builtin_vectorized_function): Change fn
2487 parameter to unsigned int.
2488 (default_builtin_vectorized_conversion): Change code parameter to
2490 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2491 * targhooks.h: Update declarations.
2492 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2493 parameter to unsigned int.
2495 * c-typeck.c (comptypes_check_enum_int): New static function.
2496 (comptypes_internal): Add enum_and_int_p parameter. Change all
2498 (comp_target_types): Add location parameter. Change all callers.
2499 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2501 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2502 (build_conditional_expr): Add colon_loc parameter. Change all
2504 (convert_for_assignment): Add location parameter. Change all callers.
2505 * c-parser.c (c_parser_conditional_expression): Pass location of
2506 colon to build_conditional_expr.
2507 * c-tree.h (build_conditional_expr): Update declaration.
2509 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2511 * graphite.c: Revert previous patch.
2513 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2516 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2518 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
2520 * tree-ssa-loop-prefetch.c
2521 (loop_prefetch_arrays): Fixed a portability problem in printf format
2524 2009-06-09 Martin Jambor <mjambor@suse.cz>
2526 PR tree-optimization/40351
2527 * tree-sra.c (propagate_subacesses_accross_link): Check that a
2528 refrence to a potential artifical subaccess can be constructed.
2530 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2532 * config/sh/sh-protos.h (sh_optimization_options): Declare.
2533 (sh_override_options): Likewise.
2534 * config/sh/sh.c: Include params.h.
2535 (sh_optimization_options): New.
2536 (sh_override_options): Likewise.
2537 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
2538 (OVERRIDE_OPTIONS): Use sh_override_options.
2540 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2542 * dwarf2out.c (emit_cfa_remember): New variable.
2543 (add_fde_cfi): If emit_cfa_remember, recurse to add
2544 DW_CFA_remember_state first.
2545 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
2546 instead just set emit_cfa_remember.
2548 2009-06-08 Jan Hubicka <jh@suse.cz>
2551 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2553 2009-06-08 Jan Hubicka <jh@suse.cz>
2556 * cgraphunit.c (save_inline_function_body): Do not copy transform
2557 hooks for saved inline bodies.
2558 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
2561 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
2563 * jump.c (returnjump_p): Handle delayed branches. Add missing
2566 2009-06-08 Jan Hubicka <jh@suse.cz>
2569 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
2570 original node might've been modified.
2571 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
2573 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2575 * tree-object-size.c (addr_object_size): Add OSI argument.
2576 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
2577 (compute_builtin_object_size, expr_object_size): Adjust callers.
2578 (plus_stmt_object_size): Call addr_object_size instead of
2579 compute_builtin_object_size.
2581 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
2582 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2584 * tree-ssa-loop-prefetch.c
2585 (gather_memory_references): Introduced a counter for the number of
2587 (anything_to_prefetch_p): Introduced a counter for the number of
2589 (is_loop_prefetching_profitable): New function with a cost model
2591 (loop_prefetch_arrays): Use the new cost model to determine if
2592 prefetching is profitable.
2593 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
2594 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2595 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
2596 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2597 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
2598 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2600 2009-06-08 Michael Matz <matz@suse.de>
2603 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
2604 partitions use the same.
2605 (expand_one_var): Deal with DECL_RTL sometimes begin set also
2606 for basevars of SSA_NAMEs.
2607 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
2608 to not expand them twice.
2609 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
2612 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
2614 * common.opt (fcompare-debug=, fcompare-debug-second): New.
2615 (fdump-final-insns=, gtoggle): New.
2616 * doc/invoke.texi: Document them.
2617 * final.c (rest_of_clean_state): Dump final insn stream.
2618 * gcc.c (invoke_as): Hook in -fcompare-debug.
2619 (static_spec_functions): Add compare-debug-dump-opt,
2620 compare-debug-self-opt and compare-debug-auxbase-opt.
2621 (compare_debug, compare_debug_second, compare_debug_opt): New.
2622 (switches_debug_check, n_switches_debug_check): New.
2623 (debug_auxbase_opt, debug_check_temp_file): New.
2624 (process_command): Handle -fno-compare-debug, -fcompare-debug and
2626 (do_self_spec): Handle arguments after switches.
2627 (do_spec_1): Add .gk extension to temp file basenames for compare.
2628 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
2629 (cc1_options): Use it instead of normal auxbase computation for
2630 the second compare-debug compilation.
2631 (compare_files): New.
2632 (main): Set up and implement compare debug mode.
2633 (compare_debug_dump_opt_spec_function): New.
2634 (compare_debug_self_opt_spec_function): New.
2635 (compare_debug_auxbase_opt_spec_function): New.
2636 * toplev.c (process_options): Handle flag_gtoggle,
2637 flag_dump_final_insns.
2638 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
2639 during -fcompare-debug-second compilation.
2641 2009-06-07 Ian Lance Taylor <iant@google.com>
2643 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
2644 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
2646 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
2647 with no default node. Change warning with %H to warning_at.
2648 Don't clear warn_switch around case checking.
2649 * doc/invoke.texi (Warning Options): Clarify distinction between
2650 -Wswitch and -Wswitch-enum.
2652 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2654 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
2656 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2658 * gbl-ctors.h: Add header guard.
2660 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2662 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
2663 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
2664 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
2665 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
2666 prototypes for removed functions.
2667 (expressions_equal_p): Move to ...
2668 * tree-ssa-sccvn.h: ... here and ...
2669 * matrix-reorg.c: ... adjust includes.
2671 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2673 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
2675 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2677 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
2678 (finish_function): Remove erroneous whitespace.
2680 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2682 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
2683 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
2685 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2687 * errors.c (internal_error): Commentary typo fix.
2688 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
2689 * tree-ssa-pre.c: Ditto.
2691 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2693 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
2694 them is supposed to hold actual statements.
2696 2009-06-06 Ian Lance Taylor <iant@google.com>
2698 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
2699 empty statements can now have attributes.
2701 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
2703 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
2704 * config/mips/mips.md: Ditto.
2706 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2708 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
2710 (__eabi_uconvert): Likewise.
2712 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2714 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
2715 CFI_* definitions with IN_GCC.
2717 2009-06-05 David Edelsohn <edelsohn@gnu.org>
2719 * xcoffout.h (xcoffout_source_line): Update prototype.
2721 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
2724 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2726 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2729 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
2730 inlined_function_outer_scope_p blocks for artificial inlines
2732 * tree.c (tree_nonartificial_location): Rewrite using
2733 block_nonartificial_location.
2735 2009-06-05 Revital Eres <eres@il.ibm.com>
2736 Leehod Baruch <leehod@il.ibm.com>
2738 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2739 (expand_expr_real_1): Remove comment.
2740 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2741 Vectorize misaligned access when the target supports it.
2742 (vect_supportable_dr_alignment): Check for unaligned access support.
2743 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2746 2009-06-05 Julian Brown <julian@codesourcery.com>
2748 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2749 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2751 2009-06-05 Richard Guenther <rguenther@suse.de>
2754 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2757 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2759 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2760 (save_gprs): Don't tell unwinder when a global register is saved.
2761 (s390_emit_epilogue): Emit needed epilogue unwind info.
2763 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2765 * dwarf2out.c (deferred_asm_name): New.
2766 (add_name_and_src_coords_attributes): Defer creation of
2767 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2769 (move_linkage_attr): New.
2770 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2773 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2775 * tree-nested.c (finalize_nesting_tree_1): Declare the
2776 frame_decl in the binding tree.
2778 2009-06-04 Cary Coutant <ccoutant@google.com>
2780 * basic-block.h (struct basic_block_def): Add discriminator field.
2781 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2783 * debug.c (do_nothing_debug_hooks): Add additional entry.
2784 (debug_nothing_int_charstar_int): New function.
2785 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2786 (debug_nothing_int_charstar_int): New declaration.
2787 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2788 discriminator value in .loc directive.
2789 * final.c (last_discriminator): New variable.
2790 (discriminator): New variable.
2791 (final_start_function): Initialize above variables, pass current
2792 discriminator to debug hook.
2793 (notice_source_line): Check for discriminator change.
2794 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2795 * sdbout.c (sdbout_source_line): New parameter.
2796 * tree-cfg.c (struct locus_discrim_map): New structure type.
2797 (discriminator_per_locus): New hash table.
2798 (build_gimple_cfg): Allocate and free discriminator hash table.
2799 (make_edges): Call assign_discriminator.
2800 (locus_map_hash): New function.
2801 (locus_map_eq): New function.
2802 (next_discriminator_for_locus): New function.
2803 (same_line_p): New function.
2804 (assign_discriminator): New function.
2805 (make_cond_expr_edges): Call assign_discriminator.
2806 (make_gimple_switch_edges): Likewise.
2807 (first_non_label_stmt): New function.
2808 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2810 * xcoffout.c (xcoffout_source_line): Add new parameter.
2812 * configure.ac (gcc_cv_as_discriminator): New configury check for
2813 gas support for discriminator.
2814 * configure: Regenerate.
2815 * config.in: Regenerate.
2817 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2819 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2820 val after checking for integers.
2822 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2826 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
2827 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
2828 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
2829 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
2830 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
2831 X64_SSE_REGPARM_MAX.
2832 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
2833 X64_SSE_REGPARM_MAX.
2835 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2837 * gcc.c (report_times_to_file): New.
2838 (execute): Implement it.
2839 (process_command): Support -time=.
2840 * doc/invoke.texi: Document it.
2842 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2844 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
2845 that have value exprs.
2847 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2849 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
2850 declarations for constants until...
2851 (dw2_output_indirect_constant_1): ... this point.
2853 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
2856 * arm.md (arm_addsi3): Don't try to split an add with an
2857 eliminable register until after reload has completed.
2859 2009-06-03 Ian Lance Taylor <iant@google.com>
2861 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
2862 * genattrtab.c (write_length_unit_log): Likewise.
2863 * genchecksum.c (dosum): Likewise.
2864 * gengtype.c (write_rtx_next): Likewise.
2865 (finish_root_table, write_roots): Likewise.
2866 * gimple.c (gimple_ops_offset_): Likewise.
2867 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
2868 * config/arc/arc.c (arc_attribute_table): Likewise.
2869 * config/arm/arm.c (arm_attribute_table): Likewise.
2870 * config/avr/avr.c (avr_attribute_table): Likewise.
2871 * config/crx/crx.c (crx_attribute_table): Likewise.
2872 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
2873 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
2874 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
2875 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
2876 * config/sh/sh.c (sh_attribute_table): Likewise.
2877 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
2878 * config/spu/spu.c (spu_attribute_table): Likewise.
2879 * config/v850/v850.c (v850_attribute_table): Likewise.
2881 * config/alpha/alpha.c (vms_attribute_table): Make static.
2882 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
2883 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
2884 * config/mips/mips.c (mips_attribute_table): Likewise.
2886 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
2888 (cc1-checksum.o): Likewise.
2890 2009-06-03 Steve Ellcey <sje@cup.hp.com>
2892 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2894 2009-06-03 Jakub Jelinek <jakub@redhat.com>
2896 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
2897 insn if it is changing sp. Use gen_add3_insn instead of
2898 conditionally gen_addsi3 and gen_adddi3.
2899 (offset_below_red_zone_p): New static inline function.
2900 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
2901 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
2902 * config/rs6000/ppc-asm.h: Include auto-host.h.
2903 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
2904 CFI_RESTORE): Define.
2905 * config/rs6000/crtresxgpr.asm: Add unwind info.
2906 * config/rs6000/crtresxfpr.asm: Likewise.
2907 * config/rs6000/crtresgpr.asm: Likewise.
2908 * config/rs6000/crtresfpr.asm: Likewise.
2909 * config/rs6000/crtsavgpr.asm: Likewise.
2910 * config/rs6000/crtsavfpr.asm: Likewise.
2912 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
2913 argument of DWARF2_FRAME_REG_OUT macros.
2915 2009-06-03 Julian Brown <julian@codesourcery.com>
2917 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
2918 words or less (including TImode) in core registers.
2920 2009-06-03 Richard Guenther <rguenther@suse.de>
2923 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2925 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
2927 * statistics.c (statistics_counter_event): Do not record event
2928 in pass dump if its number == -1.
2929 (curr_statistics_hash): Add assert that we never get passes
2930 with static number == -1.
2932 2009-06-03 Richard Guenther <rguenther@suse.de>
2933 Andrey Belevantsev <abel@ispras.ru>
2935 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
2936 non-BLKmode arrays addressable.
2938 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
2940 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
2941 * config/m68k/m68k.h: ... here.
2942 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
2945 2009-06-03 Martin Jambor <mjambor@suse.cz>
2947 PR tree-optimization/40323
2948 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
2951 2009-06-03 Richard Guenther <rguenther@suse.de>
2953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2956 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
2958 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2959 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
2960 JUMP_TABLE_DATA_P where applicable.
2961 * config/sh/sh.c: Ditto.
2962 * config/sh/sh.h: Ditto.
2963 * config/sh/sh.md: Ditto.
2964 * config/sh/symbian.c: Ditto.
2966 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/driver-i386.c (describe_cache): Optimize
2969 concatenation of strings. Use snprintf instead of sprintf.
2970 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
2971 target when not compiling with GCC.
2973 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2975 * config/sh/sh.c: Revert last change.
2976 (sh_expand_epilogue): Emit a blockage insn before the frame
2977 pointer adjustment unconditionally.
2979 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2981 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
2982 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
2983 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
2984 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
2985 to COLLECT_GCC_OPTIONS.
2987 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2989 * collect2.c (target_system_root): New variable.
2990 (main): Handle --sysroot=.
2991 (ignore_library): Strip the sysroot from the library path.
2993 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2995 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
2996 (collect2.o): Depend on collect2-aix.h.
2997 (collect2-aix.o): New rule.
2998 * collect2-aix.h: New file.
2999 * collect2-aix.c: Likewise.
3000 * collect2.c: Include collect2-aix.h. Don't undefine
3001 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3002 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3003 Use TARGET_AIX_VERSION instead of _AIX51.
3004 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3005 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3006 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3007 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3008 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3010 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3012 * collect2.c (ignore_library): Avoid premature post-increment
3015 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3017 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3018 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3019 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3020 CROSS_DIRECTORY_STRUCTURE too.
3021 (LINK_LIBG_SPEC): Likewise.
3022 (LIB_SPEC): Add %R to sysroot paths.
3023 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3024 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3025 * config/rs6000/aix51.h: As for aix43.h.
3026 * config/rs6000/aix52.h: Likewise.
3027 * config/rs6000/aix53.h: Likewise.
3028 * config/rs6000/aix61.h: Likewise.
3029 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3030 to the beginning of sysroot paths.
3032 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3034 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3035 INSN_LISTs that are out of the REG_NOTE range.
3037 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3039 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3040 (struct var_to_expand): Likewise.
3041 (struct opt_info): Add head and tail for linked lists of the above.
3042 (analyze_insn_to_expand_var): Initialize next.
3043 (analyze_iv_to_split_insn): Likewise.
3044 (analyze_insns_in_loop): Create linked lists.
3045 (allocate_basic_variable): Simplify for use without hash table.
3046 (insert_var_expansion_initialization): Likewise, make it type-safer.
3047 (combine_var_copies_in_loop_exit): Likewise.
3048 (apply_opt_in_copies): Walk lists rather than hash tables.
3049 (release_var_copies): Simplified and inlined by hand into...
3050 (free_opt_info): ... this function.
3052 2009-06-02 Richard Guenther <rguenther@suse.de>
3054 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3057 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3059 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3060 only for builtins that are not overridden.
3062 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3064 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3067 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3069 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3071 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3073 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3075 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3077 * common.opt (fdump-unnumbered-links): New.
3078 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3079 * print-rtl.c (flag_dump_unnumbered_links): New.
3080 (print_rtx): Test it.
3082 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3084 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3085 push/pop multiple to 8-byte alignment.
3087 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3089 * config/i386/i386.c (queued_cfa_restores): New static variable.
3090 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3092 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3093 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3094 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3095 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3096 note unconditionally.
3097 (ix86_emit_restore_regs_using_mov): Likewise.
3098 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3099 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3100 it through to ix86_emit_restore_reg_using_pop.
3101 (ix86_emit_leave): Add RED_OFFSET argument. Call
3102 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3103 instead of adding REG_CFA_OFFSET note unconditionally.
3104 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3105 the above functions. Call ix86_add_queued_cfa_restore_notes when
3108 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3109 force output of the label even for dwarf2out_do_cfi_asm.
3110 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3111 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3112 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3114 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3115 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3116 dwarf2out_cfi_label callers.
3117 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3118 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3119 Adjust dwarf2out_cfi_label callers.
3120 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3122 * config/i386/i386.h (struct machine_cfa_state,
3123 struct machine_function): Guard with ifndef USED_FOR_TARGET
3124 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3127 * emutls.c (__emutls_get_address): Change arr->size to mean number
3128 of allocated arr->data entries instead of # of slots + 1.
3131 * recog.c (peep2_reinit_state): New function.
3132 (peephole2_init_state): Use it at the end of a basic block and also
3133 when seeing a RTX_FRAME_RELATED_P insn.
3135 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3137 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3138 fixuns_truncrfdi2): New.
3139 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3140 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3141 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3142 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3143 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3144 *recip_approx): Remove.
3145 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3146 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3147 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3149 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3152 2009-06-01 Ian Lance Taylor <iant@google.com>
3154 * attribs.c (register_attribute): Use CONST_CAST.
3155 * collect2.c (main): Use CONST_CAST2.
3156 (scan_prog_file): Likewise.
3157 * gcc.c (process_command, main): Likewise.
3158 * toplev.c (toplev_main): Likewise.
3160 * c-typeck.c (handle_warn_cast_qual): New static function,
3161 partially broken out of build_c_cast.
3162 (build_c_cast): Call handle_warn_cast_qual.
3163 * doc/invoke.texi (Warning Options): Document new effect of
3166 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3168 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3169 (diagnostic_report_current_module): Print columns.
3170 * common.opt (flag_show_column): Enable by default.
3172 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3174 * alias.c (find_base_term): Check for NULL term before returning.
3176 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3178 Revert due to PR40320:
3179 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3180 * calls.c (emit_library_call_value_1): Don't force_operand for move
3183 2009-06-01 Olivier Hainque <hainque@adacore.com>
3184 Eric Botcazou <ebotcazou@adacore.com>
3186 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3187 to be processed as a bitfield for constructor output purposes.
3188 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3190 * varasm.c (oc_local_state): New type, output_constructor
3191 local state to support communication with helpers.
3192 (oc_outer_state): New type, output_constructor outer state of
3193 relevance in recursive calls.
3194 (output_constructor_array_range): New output_constructor helper,
3195 extracted code for an array range element.
3196 (output_constructor_regular_field): New output_constructor helper,
3197 extracted code for an element that is not a bitfield.
3198 (output_constructor_bitfield): New output_constructor helper,
3199 extracted code for a bitfield element. Accept an OUTER state
3200 argument for recursive processing. Recurse on record or array
3201 CONSTRUCTOR values, possibly past noop conversions.
3202 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3203 VALUE is a valid constant-valued expression for use in a static
3204 bit-field initializer.
3205 (output_constructor): Rework to use helpers. Accept and honor an
3206 OUTER state argument for recursive calls. Return total size. Be
3207 prepared for nested constructors initializing bitfields.
3208 (output_constant): Feed OUTER in calls to output_constructor.
3210 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3212 * calls.c (emit_library_call_value_1): Don't force_operand for move
3215 2009-06-01 Nick Clifton <nickc@redhat.com>
3217 * doc/invoke.texi (IA-64 Options): Fix typo.
3219 2009-06-01 Ira Rosen <irar@il.ibm.com>
3221 PR tree-optimization/39129
3222 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3224 (vect_do_peeling_for_loop_bound): Use
3225 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3226 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3227 (vect_loop_versioning): Likewise.
3228 (vect_create_cond_for_alias_checks): Fix indentation.
3229 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3231 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3232 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3233 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3234 "control flow in loop".
3235 (vect_estimate_min_profitable_iters): Use
3236 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3237 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3238 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3239 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3240 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3241 statement belongs to a group of strided accesses with the exact code
3243 (vectorizable_load): Likewise.
3244 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3245 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3247 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3249 * config/freebsd-stdint.h: New file.
3250 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3251 Add freebsd-stdint.h to tm_file.
3253 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3255 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3256 (thumb2_extendhidi2): Likewise.
3258 2009-05-31 Ian Lance Taylor <iant@google.com>
3260 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3262 2009-05-31 Ian Lance Taylor <iant@google.com>
3264 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3265 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3266 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3268 2009-05-31 Jason Merrill <jason@redhat.com>
3270 * tree-pretty-print.c (print_call_name): Take the callee, not the
3271 call itself. Make non-static. Use dump_function_name for functions.
3272 (dump_generic_node): Adjust.
3273 * diagnostic.h: Declare print_call_name.
3274 * gimple-pretty-print.c (dump_gimple_call): Use it.
3276 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3278 * config/sh/sh.md (ashldi3_std): New define_expand.
3281 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3284 * config/sh/sh.c: Include debug.h.
3285 (sh_expand_epilogue): Emit a blockage insn before the frame
3286 pointer adjustment also when dwarf2out_do_frame returns true.
3288 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3290 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3291 (thumb2_extendqidi2): New pattern.
3293 2009-05-31 Ira Rosen <irar@il.ibm.com>
3295 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3296 mark phis for renaming.
3297 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3298 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3299 Call mark_sym_for_renaming.
3300 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3301 * tree-vect-loop.c (vect_transform_loop): Remove
3302 vect_memsyms_to_rename initialization and a call to
3303 mark_set_for_renaming.
3305 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3308 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3309 frame related even if !set_cfa && style < 0.
3311 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3313 * config/i386/mingw-tls.c: New file.
3314 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3315 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3316 defining _WIN32 but not __CYGWIN__.
3318 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * configure.ac: Add MPC support.
3322 * config.in, configure: Regenerate.
3324 2009-05-29 Richard Henderson <rth@redhat.com>
3326 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3327 NOTE_INSN_BASIC_BLOCK.
3328 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3329 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3330 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3332 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3334 (add_cfi): Disable check redefining cfa away from drap.
3335 (lookup_cfa_1): Add remember argument; handle remember/restore.
3336 (lookup_cfa): Pass remember argument.
3337 (cfa_remember): New.
3338 (compute_barrier_args_size_1): Remove sibcall check.
3339 (dwarf2out_frame_debug_def_cfa): New.
3340 (dwarf2out_frame_debug_adjust_cfa): New.
3341 (dwarf2out_frame_debug_cfa_offset): New.
3342 (dwarf2out_frame_debug_cfa_register): New.
3343 (dwarf2out_frame_debug_cfa_restore): New.
3344 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3345 (dwarf2out_begin_epilogue): New.
3346 (dwarf2out_frame_debug_restore_state): New.
3347 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3348 DW_CFA_restore_state.
3349 (output_cfi_directive): Likewise.
3350 (convert_cfa_to_fb_loc_list): Likewise.
3351 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3352 * dwarf2out.h: Update.
3353 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3354 (copy_insn_1): Early out for null.
3355 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3356 and dwarf2out_frame_debug_restore_state.
3357 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3358 (prologue_insn_hash, epilogue_insn_hash): New.
3359 (free_after_compilation): Adjust freeing accordingly.
3360 (record_insns): Create hash table if needed; push insns into
3361 hash instead of array.
3362 (maybe_copy_epilogue_insn): New.
3363 (contains): Search hash table instead of array.
3364 (sibcall_epilogue_contains): Remove.
3365 (thread_prologue_and_epilogue_insns): Split eh_return insns
3366 and mark them as epilogues.
3367 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3368 scanning in terms of basic blocks.
3369 * insn-notes.def (CFA_RESTORE_STATE): New.
3370 * jump.c (returnjump_p_1): Accept EH_RETURN.
3371 (eh_returnjump_p_1, eh_returnjump_p): New.
3372 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3373 CFA_REGISTER, CFA_RESTORE): New.
3374 * rtl.def (EH_RETURN): New.
3375 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3377 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3378 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3380 * config/i386/i386.c (gen_push): Update cfa state.
3381 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3382 add a CFA_ADJUST_CFA note.
3383 (ix86_dwarf_handle_frame_unspec): Remove.
3384 (ix86_expand_prologue): Update cfa state.
3385 (ix86_emit_restore_reg_using_pop): New.
3386 (ix86_emit_restore_regs_using_pop): New.
3387 (ix86_emit_leave): New.
3388 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3389 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3390 * config/i386/i386.h (struct machine_cfa_state): New.
3391 (ix86_cfa_state): New.
3392 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3393 (eh_return_internal): Merge from eh_return_<mode>,
3394 use eh_return rtx, split w/ epilogue.
3396 2009-05-29 Ian Lance Taylor <iant@google.com>
3398 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3400 * calls.c (emit_library_call_value_1): Likewise.
3402 * c-typeck.c (c_build_va_arg): New function.
3403 * c-tree.h (c_build_va_arg): Declare.
3404 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3405 instead of build_va_arg.
3407 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3409 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3410 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3411 (ptr_difference_cost): Use affine combinations to compute it.
3412 (difference_cost): Likewise.
3413 (get_computation_cost_at): Compute more accurate cost for addresses
3414 if the ratio is a multiplier allowed in addresses.
3415 For non-addresses, consider that an additional offset or symbol is
3418 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3420 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3421 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3423 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3424 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3425 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3427 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3428 to 1 for TYPE_SSE{IADD1,CVT1}.
3429 (prefix_vex_imm8): Removed.
3430 (length_vex): Only pass 1 as second argument to
3431 ix86_attr_length_vex_default if prefix_extra is 0.
3432 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3433 (length): For prefix vex computation use length_immediate
3434 attribute instead of prefix_vex_imm8.
3435 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3436 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3437 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3438 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3439 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3440 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3441 a space in between the operands.
3442 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3443 if one operand is 0xff and the other one si, di, bp or sp.
3444 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3445 other one si, di, bp or sp.
3446 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3447 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3448 type and mode attributes.
3449 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3450 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3451 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3452 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3453 prefix_data16 attribute iff MODE_DF.
3454 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3455 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3456 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3457 constm128_operand in length_immediate computation.
3458 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3459 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3460 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3461 length_immediate attribute to 1.
3462 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3463 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3464 for certain alternatives.
3465 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3466 prefix_data16 attribute if MODE_V1DF.
3467 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3468 length_immediate to 1.
3469 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3470 length_address to 4, set mode attribute to MODE_DI.
3471 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3472 (fxam<mode>2_i387): Set length attribute to 4.
3473 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3474 *prefetch_3dnow_rex): Override length_address attribute.
3475 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3477 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3478 (constm128_operand): Removed.
3479 * config/i386/i386.c (memory_address_length): For
3480 disp && !index && !base in 64-bit mode account for SIB byte if
3481 print_operand_address can't optimize disp32 into disp32(%rip)
3482 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3483 for fs: or gs: segment.
3484 (ix86_attr_length_immediate_default): When checking if shortform
3485 is possible, truncate immediate to the length of the non-shortened
3487 (ix86_attr_length_address_default): Ignore MEM_P operands
3489 (ix86_attr_length_vex_default): Only check for DImode on
3490 GENERAL_REG_P operands.
3491 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3492 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3493 (sse_cvttps2pi): Clear prefix_rep attribute.
3494 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3496 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3497 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3498 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3499 iff operand 2 is const_int_operand.
3500 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3501 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3502 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3504 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3506 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3507 prefix_data16 attribute for movlpd and movhpd instructions.
3508 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3509 length_immediate for shufpd instruction.
3510 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3511 (avx_cmpp<avxmodesuffixf2c><mode>3,
3512 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
3513 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
3514 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
3515 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
3516 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
3517 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
3518 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
3519 prefix_data16 attribute for the first alternative to 1.
3520 (*avx_loadlps): Override length_immediate for the first alternative.
3521 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
3522 attributes for second alternative.
3523 (*vec_concatv2sf_sse4_1): Override length_immediate and
3524 prefix_data16 attributes for second alternative.
3525 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
3526 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
3527 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
3528 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
3529 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
3530 prefix_data16 and length_immediate to 1.
3531 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
3533 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
3534 prefix_extra attribute for variants that don't have 0f prefix alone.
3535 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
3536 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
3537 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
3538 *sse4_1_pextrd): Set length_immediate to 1.
3539 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
3540 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
3542 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
3543 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
3544 length_immediate to 1 for second alternative.
3545 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
3546 prefix_extra and length_immediate attributes for the first
3548 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
3550 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
3551 to 1 for the first and third alternative.
3552 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
3554 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
3556 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
3558 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
3559 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
3560 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
3561 *avx_psign<mode>3): Set prefix_extra attribute to 1.
3562 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
3563 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
3564 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
3565 ssse3_psign<mode>3): Override prefix_rex attribute.
3566 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
3567 (ssse3_palignrti): Override length_immediate to 1.
3568 (ssse3_palignrdi): Override length_immediate to 1, override
3569 prefix_rex attribute.
3570 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
3571 (sse4a_extrqi): Override length_immediate to 2.
3572 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
3573 (sse4a_insertq): Override prefix_data16 to 0.
3574 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
3575 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
3576 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
3577 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
3578 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
3579 and length_immediate to 1.
3580 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
3581 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
3582 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
3583 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
3584 and length_immediate to 1.
3585 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
3586 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
3587 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
3588 avx_ptest256): Override prefix_extra to 1.
3589 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
3590 Override prefix_data16 and length_immediate to 1.
3591 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
3592 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
3593 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
3594 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
3595 prefix_data16 to 0 and prefix_extra to 2.
3596 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
3597 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
3599 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
3600 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
3601 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
3602 and prefix_extra to 2.
3603 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
3604 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
3605 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
3606 avx_vpermilvar<mode>3,
3607 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
3608 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
3609 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
3610 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
3611 Override prefix_extra to 1.
3612 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
3613 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
3614 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
3615 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
3616 prefix_extra and length_immediate to 1.
3617 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
3619 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
3620 to 1 for the first alternative.
3621 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
3622 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
3624 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
3625 *movv2sf_internal_avx, *movv2sf_internal): Override
3626 prefix_rep attribute for certain alternatives.
3627 (*mov<mode>_internal): Override prefix_rep or prefix_data16
3628 attributes for certain alternatives.
3629 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
3630 attributes for certain alternatives.
3631 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
3632 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
3633 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
3634 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
3635 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
3636 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
3637 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
3638 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
3639 length_immediate to 1 if operand 2 is const_int_operand.
3640 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
3641 *vec_extractv2si_1): Set length_immediate attribute to 1.
3642 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
3643 using old 3DNOW insn rather than SSE/3DNOW_A.
3644 (mmx_emms, mmx_femms): Clear modrm attribute.
3646 2009-05-29 Martin Jambor <mjambor@suse.cz>
3648 * tree-sra.c: New implementation of SRA.
3650 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
3651 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
3652 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
3653 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
3654 (SRA_MAX_STRUCTURE_COUNT): Removed.
3655 (SRA_FIELD_STRUCTURE_RATIO): Removed.
3656 * doc/invoke.texi (sra-max-structure-size): Removed.
3657 (sra-field-structure-ratio): Removed.
3659 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3662 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
3665 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
3667 PR rtl-optimization/40101
3668 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
3669 seqno. Adjust comment.
3670 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
3671 inserting bookkeeping before a jump, the jump is not scheduled.
3672 When no positive seqno found, provide a value. Add comment.
3674 2009-05-29 Richard Guenther <rguenther@suse.de>
3676 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
3677 short-cutting on the first component.
3679 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3682 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
3683 for trees other than decls/types.
3685 2009-05-29 Richard Guenther <rguenther@suse.de>
3687 * tree-ssa-operands.c (get_expr_operands): Do not handle
3688 INDIRECT_REFs in the handled-component case. Remove
3689 unused get_ref_base_and_extent case.
3690 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
3691 tree_low_cst and host_integerp where possible.
3692 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
3693 codes for equivalence.
3694 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
3696 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
3698 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
3699 to tmake_file for i[34567]86-*-cygwin*.
3701 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3704 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
3705 (altivec_categorize_keyword, init_vector_keywords,
3706 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
3709 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
3711 * tree.c (handle_dll_attribute): Check if node is
3712 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
3714 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
3716 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
3718 (thumb2_zero_extendqidi2): Likewise.
3720 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
3722 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
3723 instead of gen_movrt.
3724 * config/sh/sh.md (movrt): Remove.
3726 2009-05-28 Steve Ellcey <sje@cup.hp.com>
3728 * doc/invoke.texi (IA-64 Options):
3729 Add -msdata, -mfused-madd, -mno-inline-float-divide,
3730 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
3731 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
3732 -msched-prefer-non-control-spec-insns,
3733 -msched-stop-bits-after-every-cycle,
3734 -msched-count-spec-in-critical-path,
3735 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
3736 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
3737 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3738 and -msched-spec-verbose.
3740 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3742 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3743 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3745 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3747 2009-05-28 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-alias.c (ao_ref_init): New function.
3750 (ao_ref_base): Likewise.
3751 (ao_ref_base_alias_set): Likewise.
3752 (ao_ref_alias_set): Likewise.
3753 (refs_may_alias_p_1): Change signature.
3754 (refs_may_alias_p): Adjust.
3755 (refs_anti_dependent_p): Likewise.
3756 (refs_output_dependent_p): Likewise.
3757 (call_may_clobber_ref_p_1): Change signature.
3758 (call_may_clobber_ref_p): Adjust.
3759 (stmt_may_clobber_ref_p_1): New function split out from ...
3760 (stmt_may_clobber_ref_p): ... here.
3761 (maybe_skip_until): Adjust signature.
3762 (get_continuation_for_phi): Likewise.
3763 (walk_non_aliased_vuses): Likewise.
3764 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3765 (ao_ref_init): Declare.
3766 (ao_ref_base): Likewise.
3767 (ao_ref_alias_set): Likewise.
3768 (stmt_may_clobber_ref_p_1): Likewise.
3769 (walk_non_aliased_vuses): Adjust.
3770 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3771 (get_ref_from_reference_ops): remove.
3772 (vn_reference_lookup_2): Adjust signature.
3773 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3774 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3775 (vn_reference_lookup): Adjust.
3776 (vn_reference_insert): Likewise.
3777 (vn_reference_insert_pieces): Adjust signature.
3778 (visit_reference_op_call): Adjust.
3779 * tree-ssa-pre.c (get_expr_type): Simplify.
3780 (phi_translate_1): Adjust.
3781 (compute_avail): Likewise.
3782 (translate_vuse_through_block): Do not re-build trees.
3783 (value_dies_in_block_x): Likewise.
3784 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3786 (vn_reference_lookup_pieces): Adjust declaration.
3787 (vn_reference_insert_pieces): Likewise.
3789 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3791 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3792 with checking disabled.
3794 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3798 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3799 macro definition for support of three-operand format aligned
3800 .comm directive in assembler on cygwin/pe/mingw target OS.
3801 * configure: Regenerate.
3802 * config.h: Regenerate.
3804 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3805 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3806 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3808 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3809 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3811 2009-05-28 Ira Rosen <irar@il.ibm.com>
3813 PR tree-optimization/40254
3814 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3815 in analysis of basic blocks.
3817 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3820 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3821 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3822 (TARGET_INITIALIZER): Use it.
3823 * cse.c (CHEAPER): Move it up to the other macros.
3824 (insert): Rename this ...
3825 (insert_with_costs): ... to this. Add cost parameters. Update
3827 (insert): New function. Call insert_with_costs.
3828 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
3829 find_reg_offset_for_const, try_const_anchors): New functions.
3830 (cse_insn): Call try_const_anchors. Adjust cost of src_related
3831 when using a const-anchor. Call insert_const_anchors.
3832 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
3833 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
3835 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3837 * tree-inline.c (remap_decls): Enable nonlocalized variables
3838 when not optimizing.
3840 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3842 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
3843 Simplify other tests involving optimize.
3845 2009-05-27 Tom Tromey <tromey@redhat.com>
3847 * unwind-dw2.c (_Unwind_DebugHook): New function.
3848 (uw_install_context): Call _Unwind_DebugHook.
3850 2009-05-27 Tom Tromey <tromey@redhat.com>
3852 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
3854 2009-05-27 Ian Lance Taylor <iant@google.com>
3856 * Makefile.in (LINKER, LINKER_FLAGS): Define.
3857 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
3858 (ALL_LINKERFLAGS): Define.
3859 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
3860 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3861 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
3862 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3863 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
3864 $(LINKER_FOR_BUILD).
3865 (build/gcov-iov$(build_exeext)): Likewise.
3867 2009-05-27 Julian Brown <julian@codesourcery.com>
3869 * gcse.c (target.h): Include.
3870 (can_assign_to_reg_without_clobbers_p): Check that the target allows
3871 copy of argument to a pseudo register.
3873 2009-05-27 Diego Novillo <dnovillo@google.com>
3875 * tree-ssa-live.c (dump_scope_block): Document arguments.
3876 (dump_scope_blocks): Document.
3877 (debug_scope_blocks): New.
3878 * tree-flow.h (debug_scope_blocks): Declare.
3880 2009-05-21 Denis Chertykov <denisc@overta.ru>
3882 * doc/contrib.texi (Contributors): Add myself to the list.
3884 2009-05-27 Olivier Hainque <hainque@adacore.com>
3886 * expr.c (target_align): New function. Alignment the TARGET of an
3887 assignment may be assume to have.
3888 (highest_pow2_factor_for_target): Use it instead of relying on
3889 immediate tree attributes of TARGET, not necessarily honored when
3890 intermediate bitfields are involved.
3892 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
3895 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3896 AVX, SSE4, AES, PCLMUL and POPCNT.
3898 2009-05-27 Diego Novillo <dnovillo@google.com>
3900 * tree-pretty-print.c (dump_location): New.
3901 (dump_generic_node): Call it.
3902 Factor code to handle BLOCK nodes ...
3903 (dump_block_node): ... here.
3905 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
3907 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
3909 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
3911 * gcc-plugin.h: Include config.h and system.h.
3912 (IN_GCC): Define if not defined.
3914 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
3917 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
3920 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
3922 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
3924 * config/m32r/m32r.h: Ditto.
3925 * config/m32r/m32r.md: Ditto.
3926 * config/m32r/predicates.md: Ditto.
3928 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
3930 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
3932 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
3935 (Loading plugins): typo.
3936 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
3937 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3938 (Interacting with the GCC Garbage Collector): Added new section.
3939 (Giving information about a plugin): Added new section for
3941 * ggc.h (ggc_register_root_tab): Added declaration.
3942 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
3943 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
3944 (register_callback): Improved comment in declaration.
3945 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
3946 (extra_root_vec) Added static variable for dynamic roots registration.
3947 (ggc_register_root_tab) Added new routine.
3948 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
3949 PLUGIN_GGC_MARKING event.
3950 * ggc-zone.c: Include plugin.h.
3951 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3952 * ggc-page.c: Include plugin.h.
3953 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3954 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
3955 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
3956 (register_callback): check lack of callbacks for
3957 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
3958 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
3959 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
3960 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3961 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
3962 dependency on plugin.h.
3963 (plugin.o): Added dependency on ggc.h...
3965 2009-05-26 Richard Guenther <rguenther@suse.de>
3969 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3970 with mismatched comparison modes.
3972 * expr.c (expand_expr_real_1): Expand the operand of a
3973 VIEW_CONVERT_EXPR in its natural mode.
3975 2009-05-26 Ian Lance Taylor <iant@google.com>
3977 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
3978 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
3979 (ALL_COMPILERFLAGS): Define.
3980 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
3981 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3982 (collect2$(exeext), collect2.o): Likewise.
3983 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
3984 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
3985 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
3986 (libbackend.o, intl.o, cppdefault.o): Likewise.
3987 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3988 (build/%.o): Use $(COMPILER_FOR_BUILD).
3989 (build/gen%$(build_exeext)): Likewise.
3990 (build/gcov-iov$(build_exeext)): LIkewise.
3991 * config/t-darwin (darwin.o): Use $(COMPILER).
3992 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
3993 * config/t-sol2 (sol2-c.o): Likewise.
3995 * config/t-vxworks (vxworks.o): Likewise.
3996 * config/x-darwin (host-darwin.o): Likewise.
3997 * config/x-hpux (host-hpux.o): Likewise.
3998 * config/x-linux (host-linux.o): Likewise.
3999 * config/x-solaris (host-solaris.o): Likewise.
4000 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4001 * config/arm/t-arm (arm-c.o): Likewise.
4002 * config/arm/t-pe (pe.o): Likewise.
4003 * config/arm/t-wince-pe (pe.o): Likewise.
4004 * config/i386/t-cygming (winnt.o): Likewise.
4005 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4006 * config/i386/t-cygwin (cygwin1.o): Likewise.
4007 (cygwin2.o): Likewise.
4008 * config/i386/t-i386 (i386-c.o): Likewise.
4009 * config/i386/t-interix (winnt.o): Likewise.
4010 * config/i386/t-netware (netware.o): Likewise.
4011 * config/i386/t-nwld (nwld.o): Likewise.
4012 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4013 * config/i386/x-i386 (driver-i386.o): Likewise.
4014 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4015 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4016 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4017 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4018 * config/mips/x-native (driver-native.o): Likewise.
4019 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4020 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4021 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4022 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4023 * config/score/t-score-elf (score7.o): Likewise.
4024 (score3.o): Likewise.
4025 * config/sh/t-sh (sh-c.o): Likewise.
4026 * config/sh/t-symbian (sh-c.o): Likewise.
4027 (symbian.o): Likewise.
4028 * config/spu/t-spu-elf (spu-c.o): Likewise.
4029 * config/v850/t-v850 (v850-c.o): Likewise.
4030 * config/v850/t-v850e (v850-c.o): Likewise.
4032 2009-05-26 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/40122
4035 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4036 VECTOR_CSTs if possible.
4037 (fold_gimple_assign): Likewise.
4039 2009-05-26 Richard Guenther <rguenther@suse.de>
4042 * fold-const.c (fold_binary): Use the correct types for building
4045 2009-05-26 Richard Guenther <rguenther@suse.de>
4047 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4048 redundant calls to merge_alias_info.
4049 (bump_vector_ptr): Likewise.
4050 * tree-ssa-copy.c (merge_alias_info): Remove.
4051 (replace_exp_1): Remove call to merge_alias_info.
4052 (propagate_tree_value): Likewise.
4053 (fini_copy_prop): Propagate points-to info.
4054 * tree-flow.h (merge_alias_info): Remove.
4056 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4058 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4060 2009-05-25 Jan Hubicka <jh@suse.cz>
4062 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4063 * cgraph.h (struct inline_summary): New filed self_wize,
4064 size_inlining_benefit, self_time and time_inlining_benefit.
4065 (struct cgraph_global_info): Replace insns by time ans size fields.
4066 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4067 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4068 (ipcp_update_callgraph): Do not touch function bodies.
4069 * ipa-inline.c: Include except.h
4070 (MAX_TIME): New constant.
4071 (overall_insns): Remove.
4073 (overall_size, max_benefit): New static variables.
4074 (cgraph_estimate_time_after_inlining): New function.
4075 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4076 (cgraph_clone_inlined_nodes): Update size.
4077 (cgraph_mark_inline_edge): Update size.
4078 (cgraph_estimate_growth): Use size info.
4079 (cgraph_check_inline_limits): Check size.
4080 (cgraph_default_inline_p): Likewise.
4081 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4082 (cgraph_decide_recursive_inlining): Check size.
4083 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4085 (cgraph_decide_inlining): Likewise.
4086 (cgraph_decide_inlining_incrementally): Likewise; honor
4087 PARAM_EARLY_INLINING_INSNS.
4088 (likely_eliminated_by_inlining_p): New predicate.
4089 (estimate_function_body_sizes): New function.
4090 (compute_inline_parameters): Use it.
4091 * except.c (must_not_throw_labels): New function.
4092 * except.h (must_not_throw_labels): Declare.
4093 * tree-inline.c (init_inline_once): Kill inlining_weigths
4094 * tree-ssa-structalias.c: Avoid uninitialized warning.
4095 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4096 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4097 (PARAM_INLINE_CALL_COST): Remove.
4098 (PARAM_EARLY_INLINING_INSNS): New.
4100 2009-05-25 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/36327
4103 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4104 callback for reference translation or lookup at the point of may-defs.
4105 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4106 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4107 for union COMPONENT_REFs.
4108 (vn_reference_lookup_3): New callback. Lookup from memset
4109 and CONSTRUCTOR assignment, translate through struct copies.
4110 (vn_reference_lookup_pieces): Make sure to not free the
4111 passed operands array. Adjust walk_non_aliased_vuses call.
4112 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4113 make sure we do not leak memory.
4115 2009-05-25 Richard Guenther <rguenther@suse.de>
4117 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4118 * tree-inline.c (expand_call_inline): Reset the escaped and
4120 * tree-ssa-structalias.c (pass_build_ealias): New.
4121 * tree-pass.h (pass_build_ealias): Declare.
4122 * passes.c (init_optimization_passes): Add PTA during
4123 early optimizations.
4124 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4125 and CALLUSED solutions.
4126 (dump_points_to_solution): New function, split out from ...
4127 (dump_points_to_info_for): ... here.
4128 * tree-parloops.c (parallelize_loops): Reset the escaped and
4131 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4134 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4135 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4137 2009-05-25 Ira Rosen <irar@il.ibm.com>
4139 PR tree-optimization/40238
4140 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4141 statements after basic block's labels.
4142 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4143 to free the allocated memory.
4145 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4147 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4148 return address with a USE.
4150 2009-05-24 Richard Guenther <rguenther@suse.de>
4153 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4154 array type from the main variant of the inner type.
4156 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4158 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4159 definition to bool (from int) to un-break build.
4160 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4162 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4164 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4165 discard_stmt_changes): Delete.
4166 * tree-ssa-operands.c (scb_stack): Delete.
4167 (init_ssa_operands): Do not initialize it.
4168 (fini_ssa_operands): Do not free it.
4169 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4171 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4172 update_stmt, remove the others. Fix comments.
4173 * tree-dfa.c (optimize_stack_restore): Likewise.
4174 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4175 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4176 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4177 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4179 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4180 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4181 (dom_opt_finalize_block): Likewise, adjusting access to
4183 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4184 (stmts_to_rescan): Change item type to gimple.
4185 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4187 2009-05-24 Ira Rosen <irar@il.ibm.com>
4189 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4190 * tree-pass.h (pass_slp_vectorize): New pass.
4191 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4192 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4193 * tree-vectorizer.c (timevar.h): Include.
4194 (user_vect_verbosity_level): Declare.
4195 (vect_location): Fix comment.
4196 (vect_set_verbosity_level): Update user_vect_verbosity_level
4197 instead of vect_verbosity_level.
4198 (vect_set_dump_settings): Add an argument. Ignore user defined
4199 verbosity if dump flags require higher level of verbosity. Print to
4200 stderr only for loop vectorization.
4201 (vectorize_loops): Update call to vect_set_dump_settings.
4202 (execute_vect_slp): New function.
4203 (gate_vect_slp): Likewise.
4204 (struct gimple_opt_pass pass_slp_vectorize): New.
4205 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4207 (vec_info_for_bb): New function.
4208 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4209 (VECTORIZATION_ENABLED): New macro.
4210 (SLP_ENABLED, SLP_DISABLED): Likewise.
4211 (vect_is_simple_use): Add bb_vec_info argument.
4212 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4213 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4214 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4215 vect_schedule_slp, vect_analyze_slp): Likewise.
4216 (vect_analyze_stmt): Add slp_tree argument.
4217 (find_bb_location): Declare.
4218 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4219 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4220 (vect_analyze_loop_operations, vect_analyze_loop,
4221 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4222 vect_finalize_reduction, vectorizable_reduction,
4223 vectorizable_live_operation, vect_transform_loop): Likewise.
4224 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4225 skip evolution analysis if analyzing a basic block.
4226 (dr_analyze_indices): Likewise.
4227 (initialize_data_dependence_relation): Skip the test whether the
4228 object is invariant for basic blocks.
4229 (compute_all_dependences): Skip dependence analysis for data
4230 references in basic blocks.
4231 (find_data_references_in_stmt): Don't fail in case of invariant
4232 access in basic block.
4233 (find_data_references_in_bb): New function.
4234 (find_data_references_in_loop): Move code to
4235 find_data_references_in_bb and add a call to it.
4236 (compute_data_dependences_for_bb): New function.
4237 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4238 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4240 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4241 unknown dependence in basic block and fail in case of dependence in
4243 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4244 dependence instances from either loop or basic block vectorization
4246 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4247 before calling nested_in_vect_loop_p.
4248 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4249 dependence instances from either loop or basic block vectorization
4251 (vect_verify_datarefs_alignment): Likewise.
4252 (vect_enhance_data_refs_alignment): Adjust function calls.
4253 (vect_analyze_data_refs_alignment): Likewise.
4254 (vect_analyze_group_access): Fix printing. Skip different checks if
4255 DR_STEP is 0. Keep strided stores either in loop or basic block
4256 vectorization data structure. Fix indentation.
4257 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4259 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4260 dependence instances from either loop or basic block vectorization
4262 (vect_analyze_data_refs): Update comment. Call
4263 compute_data_dependences_for_bb to analyze basic blocks.
4264 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4265 case of loop vectorization. In case of basic block vectorization use
4266 data-ref itself as a base.
4267 (vect_create_data_ref_ptr): In case of basic block vectorization:
4268 don't advance the pointer, add new statements before the current
4269 statement. Adjust function calls.
4270 (vect_supportable_dr_alignment): Support only aligned accesses in
4271 basic block vectorization.
4272 * common.opt (ftree-slp-vectorize): New flag.
4273 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4274 (vect_pattern_recog_1): Likewise.
4275 * tree-vect-stmts.c (process_use): Likewise.
4276 (vect_init_vector): Add new statements in the beginning of the basic
4277 block in case of basic block SLP.
4278 (vect_get_vec_def_for_operand): Adjust function calls.
4279 (vect_finish_stmt_generation): Likewise.
4280 (vectorizable_call): Add assert that it is loop vectorization, adjust
4282 (vectorizable_conversion, vectorizable_assignment): Likewise.
4283 (vectorizable_operation): In case of basic block SLP, take
4284 vectorization factor from statement's type and skip the relevance
4285 check. Adjust function calls.
4286 (vectorizable_type_demotion): Add assert that it is loop
4287 vectorization, adjust function calls.
4288 (vectorizable_type_promotion): Likewise.
4289 (vectorizable_store): Check for outer loop only in case of loop
4290 vectorization. Adjust function calls. For basic blocks, skip the
4291 relevance check and don't advance pointers.
4292 (vectorizable_load): Likewise.
4293 (vectorizable_condition): Add assert that it is loop vectorization,
4294 adjust function calls.
4295 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4296 that it is not reduction, get vector type, call only supported
4297 functions, skip loop specific parts.
4298 (vect_transform_stmt): Check for outer loop only in case of loop
4300 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4301 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4302 for external definition.
4303 * passes.c (pass_slp_vectorize): New pass.
4304 * tree-vect-slp.c (find_bb_location): New function.
4305 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4306 check for patterns only in loops.
4307 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4308 case of multiple types in basic block SLP.
4309 (vect_mark_slp_stmts_relevant): New function.
4310 (vect_supported_load_permutation_p): Fix comment.
4311 (vect_analyze_slp_instance): Add argument. In case of basic block
4312 SLP, take vectorization factor from statement's type, check that
4313 unrolling factor is 1. Adjust function call. Save SLP instance in
4314 either loop or basic block vectorization structure. Return FALSE,
4316 (vect_analyze_slp): Add argument. Get strided stores groups from
4317 either loop or basic block vectorization structure. Return FALSE
4318 if basic block SLP failed.
4319 (new_bb_vec_info): New function.
4320 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4321 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4322 (vect_schedule_slp): Add argument. Get SLP instances from either
4323 loop or basic block vectorization structure. Set vectorization factor
4324 to be 1 for basic block SLP.
4325 (vect_slp_transform_bb): New function.
4326 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4328 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4330 * final.c (shorten_branches): Do not align labels for jump tables.
4331 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4333 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4335 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4336 Remove outdated reference to flow.c and fix nits.
4337 * doc/gccint.texi: Tweak RTL description.
4338 * doc/rtl.texi: Likewise.
4340 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4342 * config/avr/avr.c: Change my email address.
4343 * config/avr/avr.h: Likewise.
4344 * config/avr/avr.md: Likewise.
4345 * config/avr/avr-protos.h: Likewise.
4346 * config/avr/libgcc.S: Likewise.
4348 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4350 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4351 (spu_split_load, spu_split_store): Change return type to int.
4352 (spu_split_convert): Declare.
4353 * config/spu/predicates.md (spu_mem_operand): Remove.
4354 (spu_mov_operand): Update.
4355 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4356 * config/spu/spu.c (regno_aligned_for_load): Remove.
4357 (reg_aligned_for_addr, spu_expand_load): Define.
4358 (spu_expand_extv): Reimplement and handle MEM.
4359 (spu_expand_insv): Handle MEM.
4360 (spu_sched_reorder): Handle insn's with length 0.
4361 (spu_legitimate_address_p): Reimplement.
4362 (store_with_one_insn_p): Return TRUE for any mode with size
4363 larger than 16 bytes.
4364 (address_needs_split): Define.
4365 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4367 (spu_convert_move): Define.
4368 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4369 (spu_split_store): Change all MEM's to TImode.
4370 (spu_init_expanders): Preallocate registers that correspond to
4371 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4373 (spu_split_convert): Define.
4374 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4375 (_move<mode>, _movdi, _movti): Update predicate and condition.
4376 (load, store): Change to define_split.
4377 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4379 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4380 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4381 define_insn_and_split of lshr<mode>3.
4382 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4383 (<v>ashr<mode>3_imm): Define.
4384 (extv, extzv, insv): Allow MEM operands.
4385 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4386 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4387 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4388 (_spu_convert2): Change to define_insn_and_split and remove the
4389 corresponding define_peephole2.
4390 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4391 Change predicates to memory_operand.
4393 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4395 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4397 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4399 PR tree-optimization/40219
4400 * tree.c (iterative_hash_expr): Make sure the builtin function is
4401 a normal builtin function and not a front end or back end builtin
4402 before indexing into the built_in_decls array.
4404 2009-05-22 Richard Guenther <rguenther@suse.de>
4407 * alias.c (write_dependence_p): Do not use TBAA for answering
4408 anti-dependence or output-dependence.
4409 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4410 (emit_pointer_definition): Remove.
4411 (emit_alias_warning): Likewise.
4412 (find_what_var_points_to): Remove TBAA pruning code.
4413 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4415 (compute_points_to_sets): Remove code computing the set of
4416 dereferenced pointers.
4417 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4418 oracle for querying anti and output dependencies.
4419 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4420 if TBAA may be applied.
4421 (refs_anti_dependent_p): New function.
4422 (refs_output_dependent_p): Likewise.
4423 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4424 (refs_output_dependent_p): Likewise.
4425 * doc/tree-ssa.texi (Memory model): New section.
4426 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4427 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4428 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4429 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4430 * expr.c (expand_expr_real_1): Likewise.
4431 * gimple-low.c (lower_stmt): Likewise.
4432 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4433 (dump_gimple_cdt): Remove.
4434 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4435 (gimple_size): Likewise.
4436 (walk_gimple_op): Likewise.
4437 (is_gimple_stmt): Likewise.
4438 (walk_stmt_load_store_addr_ops): Likewise.
4439 (gimple_build_cdt): Remove.
4440 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4441 * gimple.h (gimple_cdt_new_type): Remove.
4442 (gimple_cdt_new_type_ptr): Likewise.
4443 (gimple_cdt_set_new_type): Likewise.
4444 (gimple_cdt_location): Likewise.
4445 (gimple_cdt_location_ptr): Likewise.
4446 (gimple_cdt_set_location): Likewise.
4447 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4448 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4449 GIMPLE_CHANGE_DYNAMIC_TYPE.
4450 (verify_types_in_gimple_stmt): Likewise.
4451 * tree-inline.c (estimate_num_insns): Likewise.
4452 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4453 (copy_decl_to_var): Likewise.
4454 (copy_result_decl_to_var): Likewise.
4455 * tree-pretty-print.c (dump_generic_node): Do not handle
4456 CHANGE_DYNAMIC_TYPE_EXPR.
4457 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4458 * tree-ssa-operands.c (get_expr_operands): Likewise.
4459 * tree-ssa-structalias.c (struct variable_info): Remove
4460 no_tbaa_pruning member.
4461 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4462 (unify_nodes): Do not copy it.
4463 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4464 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4465 (set_uids_in_ptset): Do not check it.
4466 (find_what_var_points_to): Likewise.
4467 (compute_tbaa_pruning): Remove.
4468 (compute_points_to_sets): Do not call it.
4469 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4470 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4471 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4472 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4473 (DECL_NO_TBAA_P): Likewise.
4474 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4475 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4476 (expand_omp_atomic_pipeline): Do not set it.
4477 * print-tree.c (print_node): Do not dump it.
4478 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4481 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4484 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4487 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4489 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4492 2009-05-22 Ben Elliston <bje@au.ibm.com>
4494 * Makefile.in (bversion.h, s-bversion): New targets.
4495 (TOPLEV_H): Add bversion.h.
4496 * toplev.h: Include "bversion.h".
4497 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4498 the __format__ attribute only if compiling with the same version
4499 of GCC as the sources (the "build version").
4501 2009-05-22 Ben Elliston <bje@au.ibm.com>
4503 * c-format.c (handle_format_attribute): Fix comment typo.
4505 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4508 * config/ia64/ia64.opt (mfused-madd): New.
4509 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4510 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4511 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4512 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
4513 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
4514 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
4515 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
4516 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
4517 instruction if !TARGET_FUSED_MADD.
4518 (fpma, fpms): Remove colon from name.
4520 2009-05-22 Richard Guenther <rguenther@suse.de>
4522 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
4523 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
4524 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
4526 (create_expression_by_pieces): Only convert if necessary.
4527 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
4528 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
4530 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
4532 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
4533 regular pattern from a template and rename it ...
4534 (*extzv_truncsi_exts): ... to this.
4536 2009-05-21 Richard Guenther <rguenther@suse.de>
4538 * cgraph.h (struct cgraph_node): Remove inline_decl member.
4539 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
4540 (cgraph_default_inline_p): Likewise.
4541 (cgraph_decide_inlining_incrementally): Likewise.
4543 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
4544 Uros Bizjak <ubizjak@gmail.com>
4546 * config/i386/cpuid.h (bit_MOVBE): New.
4548 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
4550 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
4551 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
4552 (ix86_handle_option): Handle OPT_mmovbe.
4553 (ix86_target_string): Add -mmovbe.
4554 (pta_flags): Add PTA_MOVBE.
4555 (processor_alias_table): Add PTA_MOVBE to "atom".
4556 (override_options): Handle PTA_MOVBE.
4558 * config/i386/i386.h (TARGET_MOVBE): New.
4560 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
4561 (*bswapsi_movbe): New.
4562 (*bswapdi_movbe): Likewise.
4563 (bswapdi2): Renamed to ...
4565 (bswapdi2): New expander.
4567 * config/i386/i386.opt (mmovbe): New.
4569 * doc/invoke.texi: Document -mmovbe.
4571 2009-05-21 Taras Glek <tglek@mozilla.com>
4573 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
4574 * gcc-plugin.h (plugin_init): Updated signature.
4575 * gcc-plugin.h (plugin_name_args): Moved to this header.
4576 * doc/plugins.texi (plugin_init): Updated documention to reflect
4578 * doc/plugins.texi (plugin_name_args): Added to documention.
4580 2009-05-21 Mark Mitchell <mark@codesourcery.com>
4582 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
4583 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
4585 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
4587 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
4588 JUMP_TABLE_DATA_P predicates where applicable.
4589 * config/i386/predicates.md: Ditto.
4590 * config/i386/sse.md: Ditto.
4592 2009-05-21 Jakub Jelinek <jakub@redhat.com>
4594 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
4595 operand2 -128 override length_immediate attribute to 1.
4596 * config/i386/predicates.md (constm128_operand): New predicate.
4598 * config/i386/i386.c (memory_address_length): Handle %r12
4599 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
4601 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
4602 mode look through optional ZERO_EXTEND and SUBREG.
4603 * config/i386/i386.md (R12_REG): New define_constant.
4604 (prefix_data16): For sse unit set also for MODE_TI insns.
4605 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
4606 insns set if operand 1 is ext_QIreg_operand.
4607 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
4608 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
4610 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
4611 mode from MODE_DI to MODE_SI.
4612 (movdi_1_rex64): Override modrm and length_immediate attributes
4613 only for movabs (TYPE_IMOV, alternative 2).
4614 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
4615 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4616 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4617 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4618 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
4619 prefix_rex attribute if DImode.
4620 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
4621 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4622 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
4623 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
4624 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
4625 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
4626 Likewise. For TYPE_IMOV clear length_immediate attribute.
4627 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
4628 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
4629 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
4630 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4631 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
4632 or one operand TYPE_ISHIFT.
4633 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
4634 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
4635 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
4636 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
4637 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
4638 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
4639 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
4640 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
4641 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
4642 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
4643 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
4644 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
4645 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
4646 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
4647 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
4648 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
4649 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
4650 set mode attribute, don't override length attribute.
4651 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
4653 (return_internal_long): Set length attribute to 2 instead of 1.
4654 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
4655 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
4656 prefix_rex attribute.
4657 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
4659 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
4661 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4663 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
4665 2009-05-20 Ian Lance Taylor <iant@google.com>
4667 * tree.c (build_tree_list_vec_stat): New function.
4668 (ctor_to_vec): New function.
4669 (build_nt_call_vec): New function.
4670 (build_call_array): Change args to be a const pointer.
4671 (build_call_vec): New function.
4672 * tree.h (build_nt_call_vec): Declare.
4673 (build_tree_list_vec_stat): Declare.
4674 (build_tree_list_vec): Define.
4675 (build_call_array): Update declaration.
4676 (build_call_vec): Declare.
4677 (ctor_to_vec): Declare.
4678 * c-common.c (tree_vector_cache): New static variable.
4679 (make_tree_vector): New function.
4680 (release_tree_vector): New function.
4681 (make_tree_vector_single): New function.
4682 (make_tree_vector_copy): New function.
4683 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
4684 (make_tree_vector_single, make_tree_vector_copy): Declare.
4685 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
4686 (c_parser_expr_list): Don't manage cache here, instead call
4688 (c_parser_release_expr_list): Remove static function.
4689 (c_parser_vec_to_tree_list): Remove static function.
4690 (c_parser_attributes): Call build_tree_list_vec instead of
4691 c_parser_vec_to_tree_list. Call release_tree_vector instead of
4692 c_parser_release_expr_list.
4693 (c_parser_postfix_expression_after_primary): Likewise.
4694 (c_parser_objc_keywordexpr): Likewise.
4696 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
4698 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
4699 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
4700 TARGET_CONVERT_TO_TYPE.
4701 * hooks.c (hook_tree_const_tree_null): Define.
4702 * hooks.h (hook_tree_const_tree_null): Declare.
4703 * target.h (struct gcc_target): Add invalid_parameter_type,
4704 invalid_return_type, promoted_type, and convert_to_type fields.
4705 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
4706 (TARGET_INVALID_RETURN_TYPE): Define.
4707 (TARGET_PROMOTED_TYPE): Define.
4708 (TARGET_CONVERT_TO_TYPE): Define.
4709 (TARGET_INITIALIZER): Update for new fields.
4710 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
4711 (grokparms): Check targetm.invalid_parameter_type.
4712 * c-typeck.c (default_conversion): Check targetm.promoted_type.
4713 * c-convert.c (convert): Check targetm.convert_to_type.
4715 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
4717 * config/mips/mips.md (*extenddi_truncate<mode>,
4718 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
4720 (*extendhi_truncateqi): New define_insn_and_sptit.
4722 2009-05-20 Jakub Jelinek <jakub@redhat.com>
4725 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
4726 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
4728 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
4730 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
4731 the operand of VIEW_CONVERT_EXPR.
4733 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
4735 * config/i386/driver-i386.c (host_detect_local_cpu): Check
4736 extended family and model for Intel processors. Support Intel Atom.
4738 2009-05-20 Olivier Hainque <hainque@adacore.com>
4740 * gstab.h (stab_code_type): Define, to be used instead of the
4741 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4743 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4744 occurrences by stab_code_type.
4745 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4747 2009-05-20 Martin Jambor <mjambor@suse.cz>
4749 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4750 (sra_insert_before): Likewise.
4751 (sra_insert_after): Likewise.
4752 (sra_init_cache): Likewise.
4753 (sra_type_can_be_decomposed_p): Likewise.
4754 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4755 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4756 (sra_insert_before): Likewise.
4757 (sra_insert_after): Likewise.
4758 (sra_init_cache): Likewise.
4759 (insert_edge_copies_seq): Made static and moved upwards.
4761 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4764 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4766 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4767 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4770 2009-05-20 Richard Guenther <rguenther@suse.de>
4772 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4773 with mismatched comparison modes.
4775 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4777 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4778 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4779 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4780 with shifts for Thumb2.
4781 (orsi_notsi): New for orn.
4782 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4783 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4784 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4785 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4786 Don't invert remainder for IOR.
4788 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4790 PR tree-optimization/40087
4791 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4792 number_of_iterations_ne): Rename never_infinite argument.
4793 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4794 number_of_iterations_le): Handle pointer-type ivs when
4795 exit_must_be_taken is false.
4796 (number_of_iterations_cond): Do not always assume that
4797 exit_must_be_taken if the control variable is a pointer.
4799 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4801 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4802 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4804 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4806 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4807 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4809 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4812 * c.opt (Wlogical-op): Disabled by default.
4813 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4815 * doc/invoke.texi (Wlogical-op): Likewise.
4817 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4819 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4821 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4822 Propagate the type of the first operand.
4823 <ASSERT_EXPR>: Simplify.
4824 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4825 Rewrite using the RHS code as discriminant.
4826 <NOP_EXPR>: Turn into CASE_CONVERT.
4827 <PLUS_EXPR>: Propagate the type of the first operand.
4829 2009-05-19 Steve Ellcey <sje@cup.hp.com>
4831 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
4832 (ia64_dconst_0_375): New.
4833 * config/ia64/ia64.c (ia64_override_options): Remove
4834 -minline-sqrt-min-latency warning.
4835 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
4836 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
4837 * config/ia64/ia64.md (*sqrt_approx): Remove.
4838 (sqrtsf2): Remove #if 0.
4839 (sqrtsf2_internal_thr): Rewrite and move to div.md.
4840 (sqrtdf): Remove assert.
4841 (sqrtdf2_internal_thr): Rewrite and move to div.md.
4842 (sqrtxf2): Remove #if 0.
4843 (sqrtxf2_internal_thr): Rewrite and move to div.md.
4844 * div.md (sqrt_approx_rf): New.
4845 (sqrtsf2_internal_thr): New implementation.
4846 (sqrtsf2_internal_lat): New.
4847 (sqrtdf2_internal_thr: New implementation.
4848 (sqrtxf2_internal): New implementation.
4850 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
4851 Hans-Peter Nilsson <hp@axis.com>
4853 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
4854 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
4855 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
4856 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
4857 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
4858 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
4859 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
4860 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
4861 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
4862 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
4863 * c-common.c: ...from here.
4865 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4867 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
4869 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4871 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
4873 2009-05-19 Ben Elliston <bje@au.ibm.com>
4875 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
4876 assignments with memcpy calls.
4877 (add_fdes): Likewise.
4878 (binary_search_unencoded_fdes): Likewise.
4879 (linear_search_fdes): Eliminate type puns.
4881 2009-05-19 Richard Guenther <rguenther@suse.de>
4883 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
4884 not falsely claim to have propagated into all uses.
4886 2009-05-19 Ben Elliston <bje@au.ibm.com>
4888 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
4891 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4893 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
4894 * config/sh/sh.c (sh_legitimate_address_p): Make static.
4895 (TARGET_LEGITIMATE_ADDRESS_P): New.
4896 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4897 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4899 2009-05-18 Dodji Seketeli <dodji@redhat.com>
4902 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
4903 child of the containing namespace's DIE.
4905 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
4907 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
4908 *zero_extendhi_truncqi): Move after the zero_extend patterns.
4909 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
4912 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
4915 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
4916 gen_align with gen_pad.
4917 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
4918 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
4920 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
4921 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
4923 * config/i386/i386.md (align): Renamed to ...
4924 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
4925 ASM_OUTPUT_MAX_SKIP_PAD.
4927 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
4929 * config.gcc: Fix variable syntax.
4932 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
4933 before calling exact_log2.
4934 (output_iorsi3): Likewise.
4935 (output_xorsi3): Likewise.
4937 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4939 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
4940 for the none zero constant operand except for EQ and NE
4941 comprisons even when the first operand is R0.
4943 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
4945 * config/s390/2064.md: Remove trailing whitespaces.
4946 * config/s390/2084.md: Likewise.
4947 * config/s390/constraints.md: Likewise.
4948 * config/s390/fixdfdi.h: Likewise.
4949 * config/s390/libgcc-glibc.ver: Likewise.
4950 * config/s390/s390-modes.def: Likewise.
4951 * config/s390/s390-protos.h: Likewise.
4952 * config/s390/s390.c: Likewise.
4953 * config/s390/s390.h: Likewise.
4954 * config/s390/s390.md: Likewise.
4955 * config/s390/tpf-unwind.h: Likewise.
4957 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4959 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
4961 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4964 * configure.ac (m68k-*-*): Check if binutils support TLS.
4965 * configure: Regenerate.
4966 * config/m68k/predicates.md (symbolic_operand): Extend comment.
4967 * config/m68k/constraints.md (Cu): New constraint.
4968 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
4969 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
4970 (movsi): Handle TLS symbols.
4971 (addsi3_5200): Handle XTLS symbols, indent.
4972 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
4973 (m68k_tls_reference_p): Declare.
4974 (m68k_legitimize_address): Declare.
4975 (m68k_unwrap_symbol): Declare.
4976 * config/m68k/m68k.opt (mxtls): New option.
4977 * config/m68k/m68k.c (ggc.h): Include.
4978 (m68k_output_dwarf_dtprel): Implement hook.
4979 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4980 (m68k_expand_prologue): Load GOT pointer when function needs it.
4981 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
4982 (m68k_legitimate_constant_address_p): Same.
4983 (m68k_decompose_address): Handle TLS references.
4984 (m68k_get_gp): New static function.
4985 (enum m68k_reloc): New contants.
4986 (TLS_RELOC_P): New macro.
4987 (m68k_wrap_symbol): New static function.
4988 (m68k_unwrap_symbol): New function.
4989 (m68k_final_prescan_insn_1): New static function.
4990 (m68k_final_prescan_insn): New function.
4991 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
4993 (legitimize_pic_address): Handle TLS references..
4994 (m68k_tls_get_addr, m68k_get_tls_get_addr)
4995 (m68k_libcall_value_in_a0_p)
4996 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
4997 (m68k_call_m68k_read_tp): Helper variables and functions for ...
4998 (m68k_legitimize_tls_address): Handle TLS references.
4999 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5001 (m68k_legitimize_address): Handle TLS symbols.
5002 (m68k_get_reloc_decoration): New static function.
5003 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5005 (m68k_output_dwarf_dtprel): Implement hook.
5006 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5007 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5008 m68k_call_* routines.
5009 (sched_attr_op_type): Handle TLS symbols.
5010 (gt-m68k.h): Include.
5011 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5012 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5014 2009-05-18 Martin Jambor <mjambor@suse.cz>
5016 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5017 (visit_store_addr_for_mod_analysis): New function.
5018 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5019 (determine_cst_member_ptr): Use gimple_assign_single_p.
5020 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5021 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5022 operands. Don't check number of operands of a NOP_EXPR.
5024 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5026 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5028 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5031 * c-common.c (warn_logical_operator): Don't warn if one of
5032 expression isn't always true or false.
5034 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5036 * config/i386/biarch32.h: New file.
5037 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5039 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5041 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5042 *zero_extend<mode>_truncqi): Merge these into ...
5043 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5044 Name the pattern following this as *zero_extendhi_truncqi.
5046 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5049 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5050 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5051 (output_info): Make field HOST_WIDEST_INT.
5052 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5053 (dump_bitmat_statistics): Same.
5055 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5057 * config.gcc (use_gcc_stdint): Set to wrap.
5058 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5059 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5060 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5061 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5062 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5063 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5064 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5065 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5067 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5069 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5071 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5072 Move definitions earlier.
5073 (OPT_ARCH64, OPT_ARCH32): Define.
5074 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5077 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5080 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5083 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5085 * arm.md (movdi2): Copy non-reg values to DImode registers.
5087 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5090 * final.c (label_to_max_skip): New function.
5091 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5092 CODE_LABEL_NUMBER <= max_labelno.
5093 * output.h (label_to_max_skip): New prototype.
5094 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5095 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5096 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5097 Handle CODE_LABELs with >= 16 byte alignment or with
5098 max_skip == (1 << align) - 1.
5099 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5100 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5103 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5104 .p2align 3 if MAX_SKIP is smaller than 7.
5105 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5107 2009-05-15 Ian Lance Taylor <iant@google.com>
5109 * alias.c (struct alias_set_entry_d): Rename from struct
5110 alias_set_entry. Change all uses.
5111 * except.c (struct call_site_record_d): Rename from struct
5112 call_site_record. Change all uses.
5113 * except.h (struct eh_region_d): Rename from struct eh_region.
5115 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5117 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5118 ivtype_map_elt. Change all uses.
5119 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5121 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5122 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5124 (struct sese_d): Rename from struct sese. Change all uses.
5125 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5126 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5127 * optabs.h (struct optab_d): Rename from struct optab. Change all
5129 (struct convert_optab_d): Rename from struct convert_optab.
5131 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5132 ipa_opt_pass. Change all uses.
5133 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5136 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5137 defined as a typedef.
5138 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5141 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5144 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5146 (merge_ranges): Returns bool.
5147 * tree.h (make_range): .. to here.
5148 (build_range_check): Likewise.
5149 (merge_ranges): Likewise. Renamed from merge_ranges.
5150 * c-typeck.c (parser_build_binary_op): Update calls to
5151 warn_logical_operator.
5152 * c-common.c (warn_logical_operator): Add new warning.
5153 * c-common.h (warn_logical_operator): Update declaration.
5155 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5157 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5159 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5161 * doc/install.texi: Document MPC requirements, flags etc.
5163 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5164 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5165 Evaluate constant arguments.
5166 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5167 (fold_builtin_1): Likewise, also evaluate constant arguments.
5168 Remove superfluous break.
5169 (do_mpc_ckconv): New.
5170 * real.h: Include mpc.h.
5171 * toplev.c (print_version): Output MPC version info if available.
5173 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5175 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5177 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5182 2009-05-15 Jan Hubicka <jh@suse.cz>
5184 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5185 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5186 (try_inline): Fix return value.
5187 (cgraph_decide_inlining_incrementally): Honor new value.
5188 (cgraph_early_inlining): Handle indirect inlining.
5189 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5191 2009-05-15 Jan Hubicka <jh@suse.cz>
5193 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5194 * cgraphunit.c (cgraph_finalize_function): Set it.
5195 (cgraph_expand_function): Use it.
5197 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5199 * real.c (encode_ieee_half): Define.
5200 (decode_ieee_half): Define.
5201 (ieee_half_format): Define.
5202 (arm_half_format): Define.
5203 * real.h (ieee_half_format): Declare.
5204 (arm_half_format): Declare.
5206 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5208 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5209 swapped, and reversed optabs exist before trying to use them.
5211 2009-05-15 Paul Brook <paul@codesourcery.com>
5212 Sandra Loosemore <sandra@codesourcery.com>
5214 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5215 loads. Allow PRE_DEC.
5216 (output_move_neon): Handle PRE_DEC.
5217 (arm_print_operand): Add 'A' for neon structure loads.
5218 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5219 * config/arm/neon.md (neon_mov): Update comment.
5220 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5222 (Um): New constraint.
5224 2009-05-15 Jan Hubicka <jh@suse.cz>
5226 Revert the following patch until testsuite fallout is fixed:
5227 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5228 * cgraph.h (struct inline_summary): New filed self_wize,
5229 size_inlining_benefit, self_time and time_inlining_benefit.
5230 (struct cgraph_global_info): Replace insns by time ans size fields.
5231 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5232 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5233 (ipcp_update_callgraph): Do not touch function bodies.
5234 * ipa-inline.c: Include except.h
5235 (MAX_TIME): New constant.
5236 (overall_insns): Remove
5237 (overall_size, max_benefit): New static variables.
5238 (cgraph_estimate_time_after_inlining): New function.
5239 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5240 (cgraph_clone_inlined_nodes): Update size.
5241 (cgraph_mark_inline_edge): Update size.
5242 (cgraph_estimate_growth): Use size info.
5243 (cgraph_check_inline_limits): Check size.
5244 (cgraph_default_inline_p): Likewise.
5245 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5246 (cgraph_decide_recursive_inlining): Check size.
5247 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5249 (cgraph_decide_inlining): Likewise.
5250 (cgraph_decide_inlining_incrementally): Likewise; honor
5251 PARAM_EARLY_INLINING_INSNS.
5252 (likely_eliminated_by_inlining_p): New predicate.
5253 (estimate_function_body_sizes): New function.
5254 (compute_inline_parameters): Use it.
5255 * except.c (must_not_throw_labels): New function.
5256 * except.h (must_not_throw_labels): Declare.
5257 * tree-inline.c (init_inline_once): Kill inlining_weigths
5258 * tree-ssa-structalias.c: Avoid uninitialized warning.
5259 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5260 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5261 (PARAM_INLINE_CALL_COST): Remove.
5262 (PARAM_EARLY_INLINING_INSNS): New.
5264 2009-05-15 Richard Guenther <rguenther@suse.de>
5266 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5267 not TODO_update_ssa.
5269 2009-05-15 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/39999
5272 * gimple.h (gimple_expr_type): Use the expression type looking
5273 through useless conversions.
5274 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5275 (vn_nary_op_insert_stmt): Likewise.
5276 (simplify_binary_expression): Likewise.
5278 2009-05-15 Richard Guenther <rguenther@suse.de>
5280 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5281 New options, enabled by default.
5282 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5284 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5285 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5286 * tree-ssa-structalias.c (gate_tree_pta): New function.
5287 (pass_build_alias): Use it.
5289 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5292 recurse on an invariant address if a conversion from a pointer
5293 type to a wider integer type is involved.
5295 2009-05-15 Jan Hubicka <jh@suse.cz>
5297 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5298 * cgraph.h (struct inline_summary): New filed self_wize,
5299 size_inlining_benefit, self_time and time_inlining_benefit.
5300 (struct cgraph_global_info): Replace insns by time ans size fields.
5301 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5302 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5303 (ipcp_update_callgraph): Do not touch function bodies.
5304 * ipa-inline.c: Include except.h
5305 (MAX_TIME): New constant.
5306 (overall_insns): Remove
5307 (overall_size, max_benefit): New static variables.
5308 (cgraph_estimate_time_after_inlining): New function.
5309 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5310 (cgraph_clone_inlined_nodes): Update size.
5311 (cgraph_mark_inline_edge): Update size.
5312 (cgraph_estimate_growth): Use size info.
5313 (cgraph_check_inline_limits): Check size.
5314 (cgraph_default_inline_p): Likewise.
5315 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5316 (cgraph_decide_recursive_inlining): Check size.
5317 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5319 (cgraph_decide_inlining): Likewise.
5320 (cgraph_decide_inlining_incrementally): Likewise; honor
5321 PARAM_EARLY_INLINING_INSNS.
5322 (likely_eliminated_by_inlining_p): New predicate.
5323 (estimate_function_body_sizes): New function.
5324 (compute_inline_parameters): Use it.
5325 * except.c (must_not_throw_labels): New function.
5326 * except.h (must_not_throw_labels): Declare.
5327 * tree-inline.c (init_inline_once): Kill inlining_weigths
5328 * tree-ssa-structalias.c: Avoid uninitialized warning.
5329 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5330 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5331 (PARAM_INLINE_CALL_COST): Remove.
5332 (PARAM_EARLY_INLINING_INSNS): New.
5333 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5334 (inline-call-cost): Remove.
5335 (early-inlining-insns): New.
5337 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5339 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5341 (print_int_cst_bounds_in_octal_p): Likewise.
5342 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5344 * dwarf2out.c (base_type_die): Likewise.
5345 (is_subrange_type): Delete.
5346 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5347 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5348 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5349 if the destination type is boolean.
5350 (build_range_check): Do not special-case subtypes.
5351 (fold_sign_changed_comparison): Likewise.
5352 (fold_unary): Likewise.
5353 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5354 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5355 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5356 * tree.c (subrange_type_for_debug_p): New predicate based on the
5357 former is_subrange_type.
5358 * tree.h (subrange_type_for_debug_p): Declare.
5359 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5360 (convert_affine_scev): Remove call to above function.
5361 (chrec_convert_aggressive): Likewise.
5362 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5363 false for conversions involving subtypes.
5364 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5365 (vrp_val_min): Likewise.
5366 (needs_overflow_infinity): Likewise.
5367 (extract_range_from_unary_expr): Likewise.
5369 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5371 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5372 * config/frv/frv.c: Likewise.
5373 * config/s390/s390.c: Likewise.
5374 * config/sparc/sparc.h: Likewise.
5375 * config/i386/i386.h: Likewise.
5376 * config/i386/i386.c: Likewise.
5377 * config/crx/crx.c: Likewise.
5378 * config/m68hc11/m68hc11.h: Likewise.
5379 * config/iq2000/iq2000.c: Likewise.
5380 * config/mn10300/mn10300.h: Likewise.
5381 * config/mn10300/mn10300.c: Likewise.
5382 * config/m68k/m68k.c: Likewise.
5383 * config/rs6000/rs6000.c: Likewise.
5384 * config/rs6000/xcoff.h: Likewise.
5385 * config/rs6000/linux64.h: Likewise.
5386 * config/rs6000/sysv4.h: Likewise.
5387 * config/score/score3.c: Likewise.
5388 * config/score/score7.c: Likewise.
5389 * config/score/score.c: Likewise.
5390 * config/arm/arm.md: Likewise.
5391 * config/mips/mips.c: Likewise.
5392 * config/mips/mips.md: Likewise.
5393 * config/bfin/bfin.h: Likewise.
5394 * config/pa/pa.c: Likewise.
5395 * config/pa/constraints.md: Likewise.
5397 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5398 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5399 * config/pdp11/pdp11.h: Use memory_address_p instead.
5401 2009-05-14 Ian Lance Taylor <iant@google.com>
5403 * passes.c (finish_optimization_passes): Change i to int.
5404 * plugin.c (plugins_active_p): Change event to int.
5405 (dump_active_plugins): Likewise.
5406 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5408 * tree.c (tree_range_check_failed): Change c to unsigned int.
5409 (omp_clause_range_check_failed): Likewise.
5410 (build_common_builtin_nodes): Change mode to int. Add cast.
5411 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5412 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5414 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5415 ++ or -- with a variable of enum type.
5417 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5420 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5422 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5424 * store-motion.c: Do not include params.h
5425 * Makefile.in: Fix dependencies for various files.
5427 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5429 * auto-inc-dec.c: Fix pass description, remove apparent
5430 accidental duplication.
5432 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5435 * ipa-utils.h (memory_identifier_string): Moved to ...
5436 * tree.h (memory_identifier_string): Here. Add GTY(()).
5438 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5440 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5441 in the former documentation of...
5442 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5443 * ira-conflicts.c (get_dup_num): Use address_operand.
5444 * targhooks.c (default_legitimate_address_p): New.
5445 * targhooks.h (default_legitimate_address_p): New.
5446 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5448 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5449 * target.h (struct target): Add legitimate_address_p.
5450 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5451 (TARGET_INITIALIZER): Include it.
5453 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5454 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5455 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5456 (TARGET_LEGITIMATE_ADDRESS_P): New.
5458 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5459 (REG_OK_STRICT_P): Delete.
5460 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5461 (frv_legitimate_address_p_1): ... this.
5462 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5463 (frv_legitimate_address_p_1): ... the renamed old
5464 frv_legitimate_address_p.
5465 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5466 (TARGET_LEGITIMATE_ADDRESS_P): New.
5468 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5469 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5470 * config/s390/s390.c (legitimate_address_p): Rename to...
5471 (s390_legitimate_address_p): ... this, make static.
5472 (legitimize_address): Adjust call.
5473 (TARGET_LEGITIMATE_ADDRESS_P): New.
5474 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5476 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5477 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5478 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5479 (TARGET_LEGITIMATE_ADDRESS_P): New.
5481 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5482 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5483 * config/spu/spu.c (spu_legitimate_address): Rename to...
5484 (spu_legitimate_address_p): ... this, make static.
5485 (TARGET_LEGITIMATE_ADDRESS_P): New.
5487 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5488 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5489 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5490 (sparc_legitimate_address_p): ... this, make static and return bool.
5491 (legitimize_address): Adjust call.
5492 (TARGET_LEGITIMATE_ADDRESS_P): New.
5494 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5495 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5496 * config/i386/i386.c (legitimate_address_p): Rename to...
5497 (ix86_legitimate_address_p): ... this, make static.
5498 (constant_address_p): Move after it, adjust call.
5499 (TARGET_LEGITIMATE_ADDRESS_P): New.
5501 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5502 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5503 * config/avr/avr.c (legitimate_address_p): Rename to...
5504 (avr_legitimate_address_p): ... this, make static.
5505 (legitimize_address): Adjust call.
5506 (TARGET_LEGITIMATE_ADDRESS_P): New.
5508 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5509 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5510 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5511 (TARGET_LEGITIMATE_ADDRESS_P): New.
5513 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5514 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
5515 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
5516 (TARGET_LEGITIMATE_ADDRESS_P): New.
5518 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5519 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
5521 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5523 (TARGET_LEGITIMATE_ADDRESS_P): New.
5525 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5526 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
5528 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
5530 (m68hc11_legitimate_address_p): ... this, make static.
5531 (go_if_legitimate_address_internal): Rename to...
5532 (m68hc11_legitimate_address_p_1): ... this.
5533 (legitimize_address): Adjust call.
5534 (TARGET_LEGITIMATE_ADDRESS_P): New.
5536 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5537 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
5538 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
5539 (TARGET_LEGITIMATE_ADDRESS_P): New.
5541 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5542 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
5543 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
5544 (mn10300_legitimate_address_p): ... this, make static.
5545 (TARGET_LEGITIMATE_ADDRESS_P): New.
5547 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5548 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
5549 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
5550 (TARGET_LEGITIMATE_ADDRESS_P): New.
5552 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5553 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
5554 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
5555 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5556 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
5557 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
5558 (rs6000_legitimate_address_p): ... this, make static.
5559 (TARGET_LEGITIMATE_ADDRESS_P): New.
5560 (REG_MODE_OK_FOR_BASE_P): Delete.
5561 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
5563 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5564 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
5566 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
5567 static, adjust types.
5568 (TARGET_LEGITIMATE_ADDRESS_P): New.
5570 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5571 * config/score/score.c (score_address_p): Rename to...
5572 (score_legitimate_address_p): ... this.
5573 (TARGET_LEGITIMATE_ADDRESS_P): New.
5574 * config/score/score3.c (score3_address_p): Rename to...
5575 (score3_legitimate_address_p): ... this.
5576 * config/score/score7.c (score7_address_p): Rename to...
5577 (score7_legitimate_address_p): ... this.
5579 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
5580 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
5581 GO_IF_LEGITIMATE_ADDRESS): Delete.
5582 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
5583 thumb2_legitimate_address_p): Delete.
5584 (arm_legitimate_address_p): Rename to...
5585 (arm_legitimate_address_outer_p): ... this.
5586 * config/arm/constraints.md ("Uq"): Adjust call.
5587 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
5588 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
5590 (arm_legitimate_address_outer_p): ... this.
5591 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
5593 (TARGET_LEGITIMATE_ADDRESS_P): New.
5595 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5596 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
5597 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
5598 (TARGET_LEGITIMATE_ADDRESS_P): New.
5600 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5601 * config/vax/vax-protos.h (legitimate_address_p): Remove.
5602 * config/vax/vax.c (legitimate_address_p): Rename to...
5603 (vax_legitimate_address_p): ... this, make static.
5604 (TARGET_LEGITIMATE_ADDRESS_P): New.
5606 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5607 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
5608 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
5609 (TARGET_LEGITIMATE_ADDRESS_P): New.
5611 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5612 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
5613 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
5614 (mmix_legitimate_address_p): ... this, make static.
5615 (TARGET_LEGITIMATE_ADDRESS_P): New.
5617 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5618 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
5619 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
5620 (TARGET_LEGITIMATE_ADDRESS_P): New.
5622 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5624 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
5625 of MODE_COMPLEX_INT.
5627 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5629 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
5630 LCT_NORMAL in function call.
5631 * mips-tdump.c (print_file_desc): Add cast to enum type.
5632 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
5633 (mark_stabs): Add casts to enum types.
5634 (parse_stabs_common): Add casts to enum types.
5636 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5638 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
5639 Check for invalid values of LETTER.
5641 2009-05-13 Taras Glek <tglek@mozilla.com>
5643 * attribs.c (register_attribute): moved out attribute registration
5644 into register_attribute.
5645 * doc/plugins.texi: Documented register_attribute and
5647 * gcc-plugin.h: Added forward decl for register_attribute.
5648 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
5649 * plugin.c (register_callback, invoke_plugin_callbacks): Added
5650 PLUGIN_ATTRIBUTES boilerplate.
5652 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
5654 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
5655 values even in sentinel and empty entries.
5656 (ms_printf_flag_specs): Likewise.
5657 (ms_scanf_flag_specs): Likewise.
5658 (ms_strftime_flag_specs): Likewise.
5659 (ms_print_char_table): Likewise.
5660 (ms_scan_char_table): Likewise.
5661 (ms_time_char_table): Likewise.
5663 2009-05-13 Doug Kwan <dougkwan@google.com>
5665 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
5667 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5669 * config/mips/mips.md (store): Add attributes for QI and HI.
5671 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
5672 (truncdi<mode>2): ... this new pattern.
5674 2009-05-13 Brad Hards <bradh@kde.org>
5676 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
5678 2009-05-14 Jakub Jelinek <jakub@redhat.com>
5679 Ben Elliston <bje@au.ibm.com>
5682 * dse.c (check_mem_read_rtx): Guard against width == -1.
5684 2009-05-13 Michael Matz <matz@suse.de>
5687 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
5688 (trivially_conflicts_p): New function.
5689 (insert_backedge_copies): Use it.
5691 2009-05-13 Janis Johnson <janis187@us.ibm.com>
5693 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
5694 (handle_stdc_pragma): Use new enum constant names.
5695 (handle_pragma_float_const_decimal64): Ditto.
5697 2009-05-13 Ian Lance Taylor <iant@google.com>
5699 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
5702 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
5704 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
5705 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
5707 * config/m68k/m68k.h (FL_UCLINUX): Define.
5709 2009-05-13 Jan Hubicka <jh@suse.cz>
5711 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
5713 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5715 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
5716 unless -fschedule-insns is specified.
5718 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5721 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
5722 TARGET_EXPAND_CBRANCHDI4.
5723 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
5724 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
5725 (cmpeqdi): Fix comment.
5727 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5729 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
5730 (sh_legitimate_address_p): Likewise.
5731 * config/sh/sh.c (sh_legitimate_index_p): New.
5732 (sh_legitimate_address_p): Likewise.
5733 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
5734 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
5735 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
5736 (MAYBE_BASE_REGISTER_RTX_P): New macro.
5737 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5738 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5739 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5740 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5741 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5743 2009-05-12 Jan Hubicka <jh@suse.cz>
5745 * tree-inline.c (estimate_operator_cost): Add operands;
5746 when division happens by constant, it is cheap.
5747 (estimate_num_insns): Loads and stores are not having cost of 0;
5748 EH magic stuff is cheap; when computing runtime cost of switch,
5749 use log2 base of amount of its cases; builtin_expect has cost of 0;
5750 compute cost for moving return value of call.
5751 (init_inline_once): Initialize time_based flags.
5752 * tree-inline.h (eni_weights_d): Add time_based flag.
5754 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5756 * df-core.c: Update head documentation.
5758 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5761 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5762 shadowing exisiting variable op1.
5764 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/driver-i386.c (processor_signatures): New enum.
5768 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5769 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5770 processor signature to detect geode processor.
5772 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5776 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5778 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5779 causes spurious differences between trunk and cond-optab branch.
5781 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5783 * dojump.c (compare_from_rtx): Delete.
5784 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5785 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5786 if the comparison does not satisfy the predicate; test predicates for
5787 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5788 further if one existing pattern fails.
5789 * expr.h (compare_from_rtx): Delete.
5790 (prepare_operand): Declare it.
5791 * optabs.c: Change "lib call" to "libcall" throughout.
5792 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5793 HAVE_conditional_trap, emit_cmp_insn): Delete.
5794 (can_compare_p): Delete cmp_optab case.
5795 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5796 Accept other parameters by value.
5797 (prepare_operand): Make non-static.
5798 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5799 other parameters by value. Try to widen operands here based on
5800 an optab_methods argument and looking at cbranch_optab.
5801 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5802 loop. Use cbranch_optab directly.
5803 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5804 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5806 (emit_conditional_move, emit_conditional_add): Inline what's needed
5807 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5808 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5809 with COMPARE. Move cmov_optab and cstore_optab above
5810 with cbranch_optab, move cmp_optab down with ucmp_optab,
5811 remove tst_otpab. Do not initialize trap_rtx.
5812 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5813 for trap code. Do not check HAVE_conditional_trap. Use
5814 prepare_cmp_insn. Accept no predicate for operand 3.
5815 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5816 (OTI_ctrap, ctrap_optab): New.
5817 (tst_optab): Delete.
5818 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5819 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5820 with lookup of ctrap_optab.
5821 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5825 * combine.c (combine_simplify_rtx, simplify_set): Do not
5826 special case comparing against zero for cc0 machines.
5827 * simplify-rtx.c (simplify_binary_operation_1): Never remove
5828 COMPARE on cc0 machines.
5829 (simplify_relational_operation): Return a new expression when
5830 a COMPARE could be removed.
5831 * final.c (final_scan_insn): Compare cc_status values
5832 against LHS of a (compare FOO (const_int 0)) cc0 source.
5833 Also check if cc_status.value is the full compare.
5835 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
5836 (cstoreMM4): Document.
5837 (conditional_trap): Document ctrapMM4 instead.
5838 (sync_compare_and_swapMM): Refer to cbranchcc4.
5839 (Dependent Patterns): Eliminate obsolete information referring to
5840 the old jump optimization phase.
5841 (Canonicalization): Include cbranchcc4 case, omit canonicalization
5842 of compares with 0 on cc0 machines.
5843 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
5844 avoiding references to cc0. Remove text about storing operands
5846 * doc/tm.texi (Condition Codes): Include blurb on different
5847 condition code representations, separate into subsections for
5848 CC0, MODE_CC and conditional execution.
5850 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
5851 alpha_emit_setcc): Accept operands and a machine mode.
5852 * config/alpha/alpha.c (alpha_emit_conditional_branch):
5853 Get code/op0/op1 from operands, use machine mode argument
5854 instead of alpha_compare.fp_p. Emit the branch here.
5855 (alpha_emit_setcc): Likewise, and return boolean.
5856 (alpha_emit_conditional_move): Likewise. Assert that
5857 cmp_op_mode == cmp_mode, and simplify accordingly.
5858 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
5859 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
5860 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
5862 (stack probe test): Use cbranchdi4.
5863 * config/alpha/predicates.md (alpha_cbranch_operator): New.
5865 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
5866 * config/arc/arc.h (movsicc, movsfcc): Use it.
5867 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
5868 (cbranchsi4, cstoresi4): New.
5869 (cmpsi, bCC and sCC expanders): Remove.
5871 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
5872 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
5873 * config/arm/predicates.md (arm_comparison_operator): Only include
5874 floating-point operators if there is a hardware floating-point unit.
5875 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
5876 deferring to cbranch_cc and cstore_cc respectively.
5877 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
5878 cbranch_cc, cstore_cc): New.
5879 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
5881 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
5883 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
5884 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
5886 (adjust_insn_length): Adjust calls.
5887 (avr_reorg): Handle (compare (foo) (const_int 0)).
5888 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
5889 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
5890 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
5891 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
5893 (cbranchqi4, cbranchhi4, cbranchsi4): New.
5894 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
5896 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
5897 (cbranchsi4, cstorebi4, cstoresi4): New.
5898 (movbisi): This insn is duplicate, split it to zero_extend.
5899 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
5900 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
5901 (bfin_optimize_loop): Use cbranch expander.
5902 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
5903 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
5904 (bfin_bimode_comparison_operator): ... this.
5905 (bfin_direct_comparison_operator): New.
5907 * config/cris/cris.c (cris_normal_notice_update_cc): Look
5908 inside (compare FOO (const_int 0)).
5909 (cris_rtx_costs): Handle ZERO_EXTRACT.
5910 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
5911 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
5912 (*tstdi_v32): Delete.
5913 (*cmpdi_non_v32): Add M alternative for operand 1.
5914 (cmpsi, cmp<mode>): Make private.
5915 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
5917 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
5919 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
5920 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
5921 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
5922 (cc_reg_operand): New.
5924 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
5925 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
5926 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
5927 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
5928 crx_expand_scond): Delete.
5930 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
5932 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
5933 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
5935 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
5936 cstoresi4, cstoresf4, cstoredf4): New.
5937 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
5938 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5939 Receive the entire operands array.
5940 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
5941 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
5942 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5943 Get test/op0/op1 from the operands array.
5944 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
5946 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
5947 (h8300_expand_store): New.
5948 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
5950 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
5951 (h8300_expand_store): New.
5952 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
5953 or do not try to produce (set (cc0) REG).
5954 (peepholes): Wrap arguments with COMPARE. Add a peephole to
5955 change a compare into a move to a scratch register. Disable some
5956 peepholes when comparing with zero.
5957 (tstsi, tsthi, tstsi, cmpqi): Make private.
5960 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
5963 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
5964 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
5965 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
5966 (ix86_emit_i387_log1p): Use cbranchxf2.
5967 (ix86_expand_setcc): Return void.
5968 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
5969 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
5970 cmp<MODEF>, cmpcc): Remove.
5971 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
5972 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
5973 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
5974 (sCC and bCC expanders): Remove.
5975 (stack_protect_test): Use cbranchcc4.
5977 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
5979 (ia64_expand_compare): Accept three rtx by reference and return void.
5980 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
5981 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
5982 from *expr. Update *expr with the BImode comparison to do.
5983 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
5984 cmptf, bCC, sCC, conditional_trap): Delete.
5985 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
5986 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
5987 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
5988 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
5989 * config/ia64/predicates.md (ia64_cbranch_operator): New.
5991 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
5992 type of last argument.
5993 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
5994 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
5995 use machine mode argument instead of branch_type. Remove dead
5996 code for floating-point comparisons.
5997 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
5998 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6000 (cbranchsi4, cstoresi4): New.
6001 * config/iq2000/predicates.md (reg_or_const_operand): New.
6003 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6004 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6005 (b<code>_op): Rewrite to...
6006 (bcc_op): ... this, using match_operator.
6007 (s<code>_op): Rewrite to...
6008 (scc_op): ... this, using match_operator.
6009 (s<code>_24_op): Rewrite to...
6010 (scc_op_24): ... this, using match_operator.
6011 (s<code>_<mode>): Rewrite to...
6012 (cstore<mode>4): ... this, using match_operator.
6013 (s<code>_<mode>_24): Rewrite to...
6014 (cstore<mode>4_24): ... this, using match_operator.
6015 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6016 m32c_unpend_compare, m32c_expand_scc): Delete.
6017 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6018 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6019 (m32c_expand_movcc): Change NE to EQ if necessary.
6020 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6022 * config/m32r/m32r-protos.h (gen_cond_store): New.
6023 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6024 (gen_cond_store): New, from sCC patterns.
6025 (m32r_expand_block_move): Use cbranchsi4.
6026 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6027 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6028 (cbranchsi4, cstoresi4): New.
6030 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6032 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6033 (m68hc11_notice_update_cc): Look into a compare with 0.
6034 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6036 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6037 cmphi, cmpqi, bCC): Delete.
6038 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6039 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6040 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6043 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6044 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6045 * config/m68k/constraints.md (H): New.
6046 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6047 the define_insn below.
6048 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6049 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6050 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6051 patterns): Wrap RHS with COMPARE.
6052 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6053 (*cmpdi_internal): Name this pattern.
6054 (cmpdi): Change to define_insn.
6055 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6056 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6057 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6059 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6060 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6061 (conditional_trap): Change to...
6062 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6063 (*conditional_trap): Use the ordered_comparison_operator and
6064 const1_operand predicates.
6065 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6066 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6067 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6068 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6070 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6071 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6072 (mcore_gen_compare): New.
6073 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6074 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6075 (mcore_gen_compare): ... this.
6076 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6077 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6078 (stack probe pattern): Use cbranchsi4.
6080 * config/mips/predicates.md (mips_cstore_operator): New.
6081 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6082 * config/mips/mips.md (any_cond): Delete.
6083 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6085 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6086 fixuns_truncsfdi2): Use cbranch patterns.
6087 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6088 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6089 Adjust call to mips_expand_conditional_branch.
6090 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6092 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6093 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6094 * config/mips/mips.c (cmp_operands): Delete.
6095 (mips_emit_compare): Get comparison operands from *op0/*op1.
6096 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6097 that it succeeds. Use op0/op1 instead of cmp_operands.
6098 (mips_expand_conditional_branch, mips_expand_conditional_move,
6099 mips_expand_conditional_trap): Likewise.
6100 (mips_block_move_loop): Use cbranch patterns.
6101 * config/mips/mips.h (cmp_operands): Delete.
6103 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6104 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6105 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6106 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6107 (*cmpcc_folded): Rename to...
6108 (*cmpdi_folded): this.
6109 (*cmpcc): Rename to...
6111 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6114 (cbranchdf4): New. Handle invalid comparisons here.
6115 * config/mmix/predicates.md (float_comparison_operator): New.
6117 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6118 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6119 * config/mn10300/mn10300.md (tst): Delete.
6120 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6121 Name these patterns and wrap RHS in a compare.
6122 (*cmpsi): Make this pattern private. Include tst.
6123 (*cmpsf): Make this pattern private.
6124 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6125 (compare with zero peepholes): Likewise.
6127 (cbranchsi4, cbranchsf4): New.
6128 (casesi): Use cbranchsi4.
6130 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6131 hppa_branch_type): Delete.
6132 (return_addr_rtx): Use cbranchsi4.
6133 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6134 Emit CCFPmode comparison here.
6135 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6136 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6137 hppa_branch_type): Delete.
6138 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6139 (movsicc, movdicc): Remove references to hppa_compare_op0,
6140 hppa_compare_op1 and compare_from_rtx.
6141 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6142 (casesi): Use cbranchsi4.
6144 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6145 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6146 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6147 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6148 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6150 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6151 (*branch, *branch_inverted): New.
6153 * config/picochip/picochip.md (cbranchhi4): Use
6154 ordered_comparison_operator.
6155 (cmphi, bCC): Remove.
6157 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6158 (trap_comparison_operator): Delete.
6159 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6160 rs6000_emit_cbranch): Accept mode and operands.
6161 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6162 rs6000_compare_fp_p): Delete.
6163 (rs6000_generate_compare): Accept mode and comparison. Extract code
6164 and op0/op1 from there. Replace references to rs6000_compare_op0
6165 and rs6000_compare_op1.
6166 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6167 extract result from passed operands.
6168 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6169 extract loc from passed operands.
6170 (rs6000_emit_cmove): Likewise.
6171 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6172 rs6000_compare_fp_p): Delete.
6173 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6174 (cbranch<GPR>4, cbranch<FP>4): New.
6175 (cstore<mode>4): New. Consolidate here all choices about when to use
6176 portable or specialized sCC sequences.
6177 (stack_protect_test): Use cbranchsi4.
6178 (conditional_trap): Replace with ctrap<GPR>4.
6179 (conditional trap insn): Replace trap_comparison_operator with
6180 ordered_comparison_operator.
6182 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6183 (s390_emit_prologue): Use ctrap.
6184 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6185 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6186 New predicates replacing...
6187 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6188 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6189 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6190 (add<mode>cc): Do not use s390_compare_op0/op1.
6191 (s<code>): Change to...
6192 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6194 (cstorecc4): ... this. Handle EQ or NE equally.
6195 (*sne): Un-privatize for use in cstorecc4.
6196 (b<code>): Change to...
6197 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6198 (conditional_trap): Replace with...
6199 (ctrap<GPR>4, ctrap<FP>4): ... these.
6200 (stack_protect): Use cbranchcc4.
6202 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6203 * config/score/score-protos.h (score_gen_cmp): Delete.
6204 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6205 (score_block_move-loop): Use cbranchsi4.
6206 * config/score/score.md (cbranchsi4): New.
6207 (cmpsi, bCC): Delete.
6208 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6209 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6210 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6211 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6212 * config/score/score3.h (score3_gen_cmp): Delete.
6213 * config/score/score7.h (score7_gen_cmp): Delete.
6215 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6216 (sh_emit_scc_to_t): ... this. Return void.
6217 (from_compare): Rename to...
6218 (sh_emit_compare_and_branch): ... this.
6219 (sh_emit_compare_and_set): New.
6220 (sh_expand_t_scc): Accept operands.
6221 * config/sh/predicates.md (sh_float_comparison_operator): New.
6222 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6223 (prepare_scc_operands): Rename to...
6224 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6226 (sh_emit_cheap_store_flag): New.
6227 (sh_emit_set_t_insn): New.
6228 (from_compare): Rename to...
6229 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6230 handling of TARGET_SH2E floating point to avoid recursive call.
6231 Generate branch here.
6232 (sh_emit_compare_and_set): New.
6233 (sh_expand_t_scc): Get op0/op1 from arguments.
6234 (sh_emit_cheap_store_flag): New.
6235 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6237 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6238 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6239 (movsicc, movdicc): Do nothing when it recreated operands from
6240 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6241 prepare_scc_operands (now sh_emit_scc_to_t).
6242 (udivdi3): Use cstoresi4.
6243 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6244 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6245 (cbranchint4_media, cbranchfp4_media): New.
6246 (casesi): Use cbranchdi4.
6247 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6249 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6250 (movnegt): Remove second operand.
6251 (cbranchsf4, cbranchdf4): New.
6252 (stack_protect): Use cbranchdi4/cbranchsi4.
6254 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6255 (gen_compare_reg): Accept comparison, extract part of it to...
6256 (gen_compare_reg_1): ... this.
6257 (gen_compare_operator): Delete.
6258 (gen_v9_scc): Accept separate destination, comparison code and arms.
6259 Do not use sparc_compare_op0/sparc_compare_op1.
6260 (emit_scc_insn, emit_conditional_branch_insn): New.
6261 (emit_v9_brxx): Make static. Remove useless assertion.
6262 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6264 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6265 * config/sparc/sparc-protos.h (gen_compare_reg,
6266 sparc_emit_float_lib_cmp): Adjust prototype.
6267 (emit_scc_insn, emit_conditional_branch_insn): New.
6268 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6269 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6270 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6271 iterators to the top.
6272 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6273 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6274 snedi_special_trunc): Delete.
6275 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6276 and snedi_special_trunc.
6277 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6278 cbranchdi4, cbranch<F:mode>4): New.
6279 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6280 here. Use gen_compare_reg instead of gen_compare_operator.
6281 (conditional_trap): Replace with...
6282 (ctrapsi4, ctrapdi4): ... this.
6283 (stack_protect_test): Use cbranchcc4.
6285 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6287 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6288 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6289 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6290 from operands[0] or operands[3] depending on is_set.
6291 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6292 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6293 cmpdf, bCC), sCC: Remove.
6294 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6295 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6297 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6298 spu_emit_branch_or_set.
6300 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6302 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6303 xstormy16_compare_op1): Delete.
6304 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6305 xstormy16_compare_op1): Delete.
6306 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6308 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6309 (cmphi, cmpsi, bCC): Remove.
6311 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6312 (*cmpsi): ... this one.
6313 (cbranchsi4, cstoresi4): New.
6314 (bCC expanders): Delete.
6315 (sCC insns): Fold into...
6316 (*setcc): ... this one.
6317 (casesi): Do not use gen_cmpsi and gen_bgtu.
6318 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6319 (movsicc): Simplify.
6320 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6322 * config/vax/vax-protos.h (cond_name): New.
6323 (vax_output_conditional_branch): Remove.
6324 * config/vax/vax.c (cond_name): New.
6325 (vax_output_conditional_branch): Remove.
6326 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6327 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6328 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6329 (bit<VAXint>): Wrap source with (compare).
6330 (b<code> and following unnamed pattern): Rename to *branch and
6331 *branch_reversed. Change macroization to match_operator.
6332 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6334 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6335 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6336 Change last argument to machine_mode.
6337 (xtensa_expand_scc): Add machine_mode argument.
6338 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6339 (gen_conditional_move, xtensa_expand_conditional_branch,
6340 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6341 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6342 Adjust operand numbers.
6343 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6345 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6346 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6347 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6349 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6351 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6352 causes spurious differences between trunk and cond-optab branch.
6354 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6357 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6359 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6361 * tree.c (iterative_hash_pointer): Delete.
6362 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6363 Hash UIDs and versions of SSA names. Don't special-case built-in
6364 function declarations.
6366 2009-05-11 Ian Lance Taylor <iant@google.com>
6369 * graphite.c: Force -Wc++-compat to only be a warning before
6370 #including "cloog/cloog.h".
6372 2009-05-11 Martin Jambor <mjambor@suse.cz>
6374 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6376 2009-05-11 Jan Hubicka <jh@suse.cz>
6378 * tree-ssa-loop-ivcanon.c: Include target.h
6379 (struct loop_size): new structure.
6380 (constant_after_peeling): New predicate.
6381 (tree_estimate_loop_size): New function.
6382 (estimated_unrolled_size): Rewrite for new estimates.
6383 (try_unroll_loop_completely): Use new estimates.
6384 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6386 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6388 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6389 libcpp interface change.
6390 (spu_macro_to_expand): Likewise.
6392 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6394 PR tree-optimization/40026
6395 * gimplify.c (gimplify_init_constructor): Change initial conditional
6396 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6397 optimize_compound_literals_in_ctor.
6399 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6401 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6403 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6405 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6407 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6408 HOST_WIDE_INT for gap.
6410 2009-05-11 Ira Rosen <irar@il.ibm.com>
6412 PR tree-optimization/40074
6413 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6414 account in group size and step comparison.
6416 2009-05-11 Richard Guenther <rguenther@suse.de>
6418 * passes.c (init_optimization_passes): Strip now incorrect comment.
6419 (execute_function_todo): Do not set PROP_alias.
6420 * tree-pass.h (PROP_alias): Remove.
6421 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6422 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6423 * tree-nrv.c (pass_return_slot): Likewise.
6424 * tree-object-size.c (pass_object_sizes): Likewise.
6425 * tree-ssa-dom.c (pass_dominator): Likewise.
6426 (pass_phi_only_cprop): Likewise.
6427 * tree-ssa-dse.c (pass_dse): Likewise.
6428 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6429 (pass_cselim): Likewise.
6430 * tree-ssa-pre.c (pass_pre): Likewise.
6431 (pass_fre): Likewise.
6432 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6433 * tree-ssa-sink.c (pass_sink_code): Likewise.
6434 * tree-stdarg.c (pass_stdarg): Likewise.
6435 * tree-tailcall.c (pass_tail_calls): Likewise.
6436 * tree-vrp.c (pass_vrp): Likewise.
6438 2009-05-10 Ian Lance Taylor <iant@google.com>
6440 * basic-block.h (enum profile_status): Break out of struct
6442 * cgraph.h (struct inline_summary): Break out of struct
6444 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6445 of struct cgraph_order_sort.
6446 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6447 * cse.c (struct branch_path): Break out of struct
6448 cse_basic_block_data.
6449 * except.h (enum eh_region_type): Break out of struct eh_region.
6450 * gcc.c (enum add_del): Break out of struct modify_target.
6451 * genrecog.c (enum decision_type): Break out of struct decision_test.
6452 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6454 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6455 * regmove.c (enum match_use): New enum, broken out of struct match.
6456 * sched-int.h (enum post_call_group): New enum, broken out of
6458 (struct deps_reg): Break out of struct deps.
6459 * target.h (struct asm_int_op): Break out of struct gcc_target.
6460 * tree-eh.c (struct goto_queue_node): Break out of struct
6462 * tree-inline.h (enum copy_body_cge_which): Break out of
6464 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6466 * c-decl.c (in_struct, struct_types): New static variables.
6467 (pushtag): Add loc parameter. Change all callers.
6468 (lookup_tag): Add ploc parameter. Change all callers.
6469 (check_compound_literal_type): New function.
6470 (parser_xref_tag): Add loc parameter. Change all callers. If
6471 -Wc++-compat, warn about struct/union/enum types defined within a
6473 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6474 and loc parameters. Change all callers. Change error calls to
6475 error_at, using loc. For a redefinition, if the location of the
6476 original definition is known, report it. Set in_struct and
6477 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6478 (finish_struct): Add new parameters enclosing_in_struct and
6479 enclosing_struct_types. Change all callers. Set
6480 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6481 in the struct. If in a struct, add this struct to struct_types.
6482 (start_enum): Add loc parameter. Change all callers. Use
6483 error_at for errors, using loc. For a redefinition, if the
6484 location of the original definition is known, report it. If in a
6485 struct, add this enum type to struct_types. If -Wc++-compat warn
6486 if in sizeof, typeof, or alignof.
6487 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6488 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6489 (c_parser_enum_specifier): Get enum location for start_enum.
6490 (c_parser_struct_or_union_specifier): Get struct location for
6491 start_struct. Save in_struct and struct_types status between
6492 start_struct and finish_struct.
6493 (c_parser_cast_expression): Get location of cast.
6494 (c_parser_alignof_expression): Get location of type.
6495 (c_parser_postfix_expression): Likewise.
6496 (c_parser_postfix_expression_after_paren_type): Add type_loc
6497 parameter. Change all callers. Call check_compound_literal_type.
6498 Use type_loc for error about variable size type.
6499 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6500 of an enum constant from an enum type defined in a struct or union.
6501 (c_cast_expr): Add loc parameter. Change all callers. If
6502 -Wc++-compat, warn about defining a type in a cast.
6503 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6504 (start_enum, start_struct, finish_struct): Update declarations.
6505 (parser_xref_tag, c_cast_expr): Update declarations.
6506 (check_compound_literal_type): Declare.
6508 2009-05-11 Ben Elliston <bje@au.ibm.com>
6510 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6511 for recent libcpp interface change.
6512 (rs6000_macro_to_expand): Likewise.
6514 2009-05-10 Michael Matz <matz@suse.de>
6517 * config/arm/arm.c (require_pic_register): Emit on entry edge,
6518 not at entry of function.
6520 2009-05-10 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/40081
6524 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6525 using the main variant of the element type. Do not fiddle with
6526 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6528 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
6529 structs with volatile fields.
6531 2009-05-10 Jan Hubicka <jh@suse.cz>
6533 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
6534 (estimate_move_cost): Assert that it does not get called for
6536 (estimate_num_insns): Skip VOID types in argument handling.
6537 (optimize_inline_calls): Delete unreachable blocks and verify that
6540 2009-05-10 Jan Hubicka <jh@suse.cz>
6542 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
6543 * cgraph.c (cgraph_mark_address_taken_node): New function.
6544 (dump_cgraph_node): Dump new flag.
6545 * cgraph.h (struct cgraph_node): Add address_taken.
6546 (cgraph_mark_address_taken_node): New function.
6547 * ipa.c (cgraph_postorder): Prioritize functions with address taken
6548 since new direct calls can be born.
6550 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6552 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
6555 2009-05-10 Jan Hubicka <jh@suse.cz>
6558 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
6560 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
6561 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
6562 * tree-inline.c (copy_bb): Set frequency correctly.
6563 (fold_marked_statements): Update call to
6564 cgraph_update_edges_for_call_stmt.
6566 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6568 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
6569 identifiers in diagnostics.
6570 * config/arm/arm.c (arm_handle_fndecl_attribute,
6571 arm_handle_isr_attribute): Likewise.
6572 * config/avr/avr.c (avr_handle_progmem_attribute,
6573 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
6574 * config/bfin/bfin.c (handle_int_attribute,
6575 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
6576 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
6577 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
6579 * config/darwin.c (darwin_handle_kext_attribute,
6580 darwin_handle_weak_import_attribute): Likewise.
6581 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
6582 h8300_handle_eightbit_data_attribute,
6583 h8300_handle_tiny_data_attribute): Likewise.
6584 * config/i386/i386.c (ix86_handle_cconv_attribute,
6585 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
6586 * config/i386/winnt.c (ix86_handle_shared_attribute,
6587 ix86_handle_selectany_attribute): Likewise.
6588 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
6589 * config/m32c/m32c.c (function_vector_handler): Likewise.
6590 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
6591 m68hc11_handle_fntype_attribute): Likewise.
6592 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
6593 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
6594 * config/mips/mips.c (mips_insert_attributes,
6595 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
6596 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
6597 rs6000_handle_struct_attribute): Likewise.
6598 * config/sh/sh.c (sh_insert_attributes,
6599 sh_handle_resbank_handler_attribute,
6600 sh_handle_interrupt_handler_attribute,
6601 sh2a_handle_function_vector_handler_attribute,
6602 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
6604 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
6605 * config/spu/spu.c (spu_handle_fndecl_attribute,
6606 spu_handle_vector_attribute): Likewise.
6607 * config/stormy16/stormy16.c
6608 (xstormy16_handle_interrupt_attribute): Likewise.
6609 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
6610 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
6612 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6614 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
6615 (pp_translate_identifiers): New.
6616 (pp_identifier): Only conditionally translate identifier to locale
6618 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
6619 (pp_base_tree_identifier): Only conditionally translate identifier
6620 to locale character set.
6621 * c-pretty-print.c (M_): Define.
6622 (pp_c_type_specifier, pp_c_primary_expression): Mark English
6623 fragments for conditional translation with M_.
6624 * tree-pretty-print.c (maybe_init_pretty_print): Disable
6625 identifier translation.
6627 2009-05-10 Richard Guenther <rguenther@suse.de>
6629 PR tree-optimization/40081
6630 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6631 using the main variant of the element type. Do not fiddle with
6632 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6634 2009-05-09 Jan Hubicka <jh@suse.cz>
6637 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
6638 indirect calls; verify cgraph afterwards.
6640 2009-05-09 Jan Hubicka <jh@suse.cz>
6643 * ipa.c (update_inlined_to_pointer): New function.
6644 (cgraph_remove_unreachable_nodes): Use it.
6646 2009-05-09 Jan Hubicka <jh@suse.cz>
6648 * tree-eh.c (struct leh_state): Remove prev_try.
6649 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
6651 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
6652 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
6653 remove_eh_handler_and_replace, foreach_reachable_handler,
6654 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
6655 * except.h (struct eh_region): Remove eh_region_u_cleanup.
6656 (gen_eh_region_cleanup): Update prototype.
6658 2009-05-09 Jan Hubicka <jh@suse.cz>
6661 * except.c (copy_eh_region): Always set prev_try.
6662 (redirect_eh_edge_to_label): Find outer try.
6663 (foreach_reachable_handler): When looking for prev try
6664 handle case where previous try is not going to be taken.
6666 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6668 PR tree-optimization/40049
6669 * tree-vect-stmts.c (vectorizable_operation): If the machine has
6670 only vector/vector shifts, convert the type of the constant to the
6671 appropriate type to avoid building incorrect trees, which
6672 eventually have problems with garbage collection.
6674 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6676 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
6677 -1 for complex floating-point types if honoring signed zeros.
6679 2009-05-08 Jan Hubicka <jh@suse.cz>
6681 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
6682 argument; handle correctly when profile is absent.
6683 (build_cgraph_edges): Update.
6684 (rebuild_cgraph_edges): Update.
6685 * cgraph.c: Do not include varray.h.
6686 (cgraph_set_call_stmt_including_clones): New function.
6687 (cgraph_create_edge_including_clones): Likewise
6688 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
6689 (cgraph_update_edges_for_call_stmt): Handle clones.
6690 (cgraph_remove_node): Handle clone tree.
6691 (cgraph_remove_node_and_inline_clones): New function.
6692 (dump_cgraph_node): Dump clone tree.
6693 (cgraph_clone_node): Handle clone tree.
6694 (clone_function_name): Bring here from tree-inline.c.
6695 (cgraph_create_virtual_clone): New function.
6696 * cgraph.h (ipa_replace_map): Move here from ipa.h.
6697 (cgraph_clone_info): New function.
6698 (strut cgraph_node): Add clone_info and new clone tree pointers.
6699 (cgraph_remove_node_and_inline_clones,
6700 cgraph_set_call_stmt_including_clones,
6701 cgraph_create_edge_including_clones,
6702 cgraph_create_virtual_clone): Declare.
6703 (cgraph_function_versioning): Use VEC argument.
6704 (compute_call_stmt_bb_frequency): Update prototype.
6705 (cgraph_materialize_all_clones): New function.
6706 * ipa-cp.c (ipcp_update_cloned_node): Remove.
6707 (ipcp_create_replace_map): Update to VECtors.
6708 (ipcp_update_callgraph): Use virtual clones.
6709 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
6710 (ipcp_update_profiling): Do not update local profiling.
6711 (ipcp_insert_stage): Use VECtors and virtual clones.
6712 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
6713 (clone_of_p): New function.
6714 (cgraph_preserve_function_body_p): Use clone tree.
6715 (cgraph_optimize): Materialize clones.
6716 (cgraph_function_versioning): Update for VECtors.
6717 (save_inline_function_body): Use clone tree.
6718 (cgraph_materialize_clone): New function.
6719 (cgraph_materialize_all_clones): Likewise.
6720 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
6721 * ipa.c: Include gimple.h.
6722 (cgraph_remove_unreachable_nodes): Use clone tree.
6723 * ipa-prop.c (ipa_note_param_call): Update call to
6724 compute_call_stmt_bb_frequencycall.
6725 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
6726 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
6727 (copy_bb): Handle updating of clone tree; add new edge when new call
6729 (expand_call_inline): Be strict about every call having edge.
6730 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
6731 (delete_unreachable_blocks_update_callgraph): New function.
6732 (tree_function_versioning): Use VECtors; always remove unreachable
6733 blocks and fold conditionals.
6734 * tree-inline.h: Do not include varray.h.
6735 (tree_function_versioning): Remove.
6736 * Makefile.in (GTFILES): Remove tree-inline.c
6737 * passes.c (do_per_function): Do only functions having body.
6738 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6741 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6742 Andrew Morrow <acm@google.com>
6745 * c-common.c (c_common_attribute_table): Permit deprecated
6746 attribute to take an optional argument.
6747 (handle_deprecated_attribute): If the optional argument to
6748 __attribute__((deprecated)) is not a string ignore the attribute
6751 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6752 * c-typeck.c (build_component_ref): Likewise.
6753 (build_external_ref): Likewise.
6755 * toplev.c (warn_deprecated_use): Add an attribute argument.
6756 Emit the message associated with __attribute__((deprecated)).
6758 * toplev.h (warn_deprecated_use): Updated.
6760 * doc/extend.texi: Document new optional parameter to
6761 __attribute__((deprecated))
6763 2009-05-08 Michael Eager <eager@eagercon.com>
6765 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6766 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6768 2009-05-08 Richard Guenther <rguenther@suse.de>
6770 PR tree-optimization/40062
6771 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6772 Avoid exponential behavior.
6774 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6776 PR rtl-optimization/33928
6778 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6779 process_uses, build_single_def_use_links): New.
6780 (update_df): Update use_def_ref.
6781 (forward_propagate_into): Use get_def_for_use instead of use-def
6783 (fwprop_init): Call build_single_def_use_links and let it initialize
6785 (fwprop_done): Free use_def_ref.
6786 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6787 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6788 df_rd_simulate_one_insn): New.
6789 (df_rd_bb_local_compute_process_def): Update head comment.
6790 (df_chain_create_bb): Use the new RD simulation functions.
6791 * df.h (df_rd_simulate_artificial_defs_at_top,
6792 df_rd_simulate_one_insn): New.
6793 * opts.c (decode_options): Enable fwprop at -O1.
6794 * doc/invoke.texi (-fforward-propagate): Document this.
6796 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6799 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6800 and one complex operand specially.
6801 * tree-complex.c (some_nonzerop): Do not identify a real value as
6802 zero if flag_signed_zeros.
6804 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6806 PR rtl-optimization/33928
6807 * loop-invariant.c (record_use): Fix && vs. || mishap.
6809 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6811 PR rtl-optimization/33928
6812 * loop-invariant.c (struct use): Add addr_use_p.
6813 (struct def): Add n_addr_uses.
6814 (struct invariant): Add cheap_address.
6815 (create_new_invariant): Set cheap_address.
6816 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6817 (record_uses): Pass df_ref to record_use.
6818 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6821 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6823 * config/sh/sh.c: Do not include c-pragma.h.
6825 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
6827 * config/spu/spu.c: Remove include of c-common.h.
6829 2009-05-07 Janis Johnson <janis187@us.ibm.com>
6832 * c-common.h (mark_valid_location_for_stdc_pragma,
6833 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
6834 clear_float_const_decimal64, float_const_decimal64_p): New.
6835 * c.opt (Wunsuffixed-float-constants): New.
6836 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
6837 unsuffixed float constant, handle new warning.
6838 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
6839 * c-decl.c (c_scope): New flag float_const_decimal64.
6840 (set_float_const_decimal64, clear_float_const_decimal64,
6841 float_const_decimal64_p): New.
6842 (push_scope): Set new flag.
6843 * c-parser.c (c_parser_translation_unit): Mark when it's valid
6844 to use STDC pragmas.
6845 (c_parser_external_declaration): Ditto.
6846 (c_parser_compound_statement_nostart): Ditto.
6847 * c-pragma.c (valid_location_for_stdc_pragma,
6848 mark_valid_location_for_stdc_pragma,
6849 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
6850 handle_pragma_float_const_decimal64): New.
6851 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
6852 * cp/semantics.c (valid_location_for_stdc_pragma_p,
6853 set_float_const_decimal64, clear_float_const_decimal64,
6854 float_const_decimal64_p): New dummy functions.
6855 * doc/extend.texi (Decimal Float): Remove statement that the
6856 pragma, and suffix for double constants, are not supported.
6857 * doc/invoke.texi (Warning Options): List new option.
6858 (-Wunsuffixed-float-constants): New.
6860 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
6862 * config/i386/i386.c: Do not include c-common.h.
6864 2009-05-07 Mark Heffernan <meheff@google.com>
6866 * doc/invoke.texi (Debugging Options): Document change of debugging
6868 * opts.c (decode_options): Make dump_base_name relative to
6869 aux_base_name directory.
6871 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6873 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
6874 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
6876 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
6878 * Makefile.in (install-plugin): Simplify a bit.
6880 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
6882 * Makefile.in (OBJS-common): Add regcprop.o.
6884 * timevar.def (TV_CPROP_REGISTERS): New.
6885 * regrename.c (regrename_optimize): Return 0.
6886 (rest_of_handle_regrename): Delete.
6887 (pass_rename_registers): Point to regrename_optimize.
6888 (struct value_data_entry, struct value_data,
6889 kill_value_one_regno, kill_value_regno, kill_value,
6890 set_value_regno, init_value_data, kill_clobbered_value,
6891 kill_set_value, kill_autoinc_value, copy_value,
6892 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
6893 replace_oldest_value_reg, replace_oldest_value_addr,
6894 replace_oldest_value_mem, copyprop_hardreg_forward_1,
6895 debug_value_data, validate_value_data): Move...
6896 * regcprop.c: ... here.
6897 (rest_of_handle_cprop): Delete.
6898 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
6900 2009-05-07 Jakub Jelinek <jakub@redhat.com>
6903 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
6904 GEN_INT for 1 << bitnum.
6905 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
6908 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
6910 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
6911 Remove wrong description of "nand" operation.
6913 2009-05-06 Richard Guenther <rguenther@suse.de>
6914 Adam Nemet <anemet@caviumnetworks.com>
6916 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
6917 comment. Add that if LHS is not a gimple register, then RHS1 has
6918 to be a single object (GIMPLE_SINGLE_RHS).
6920 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
6922 * expr.c (get_def_for_expr): Move it up in the file.
6923 (store_field): When expanding a bit-field store, look at the
6924 defining gimple stmt for the masking conversion.
6926 2009-05-06 Janis Johnson <janis187@us.ibm.com>
6929 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
6930 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
6931 32-bit memcpy into long.
6933 2009-05-06 Jakub Jelinek <jakub@redhat.com>
6935 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
6936 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
6938 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
6939 instead of appending DW_OP_deref*.
6941 2009-05-06 Michael Matz <matz@suse.de>
6944 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
6945 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
6947 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
6949 * Makefile.in (install-plugin): Fix srcdir handling.
6951 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
6953 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
6954 when processing for not_regs_needed bitmap.
6955 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
6956 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
6957 handling it for rhs.
6959 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6961 * config/i386/i386.md (unnamed inc/dec peephole): Use
6962 optimize_insn_for_size_p instead of optimize_size.
6963 * config/i386/predicates.md (incdec_operand): Likewise.
6964 (aligned_operand): Likewise.
6965 * config/i386/sse.md (divv8sf3): Likewise.
6966 (sqrtv8sf2): Likewise.
6968 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6970 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
6972 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
6974 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6976 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
6977 ssemodesuffixf2c with avxmodesuffixf2c.
6979 2009-05-06 Joseph Myers <joseph@codesourcery.com>
6982 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
6984 2009-05-05 Jakub Jelinek <jakub@redhat.com>
6986 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
6987 (struct tree_base): Adjust spacing for 8 bit boundaries.
6988 (struct tree_decl_common): Add decl_by_reference_flag bit.
6989 (DECL_BY_REFERENCE): Adjust.
6990 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
6991 print DECL_BY_REFERENCE bit.
6992 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
6993 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
6994 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
6995 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
6999 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7000 range of the type, but default label is missing, add it with one
7001 of the existing labels instead of adding a new label for it.
7003 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7007 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7009 * Makefile.in (enable_plugin, plugin_includedir): New.
7010 (install): Depend on install-plugin.
7011 (PLUGIN_HEADERS): New.
7012 (install-plugin): New.
7013 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7015 2009-05-05 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/40022
7018 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7020 (phivn_valid_p): Fix tuplification error, simplify.
7021 (phiprop_insert_phi): Add dumps.
7022 (propagate_with_phi): Simplify.
7024 2009-05-05 Richard Guenther <rguenther@suse.de>
7027 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7029 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7031 * tree.h (strip_float_extensions): Remove duplicate declaration.
7032 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7033 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7034 block_ultimate_origin): Rearrange the declarations line to match the
7035 comment that indicates the .c file which the functions are defined.
7036 (dwarf2out_*, set_decl_rtl): Add comment.
7037 (get_base_address): Adjust comment.
7038 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7039 declarations line and add comment.
7040 (is_builtin_name): Add blank after function name, for clarity.
7042 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7044 * attribs.c (decl_attributes): Use %qE for identifiers in
7046 * cgraphunit.c (verify_cgraph_node): Translate function names to
7047 locale character set in diagnostics.
7048 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7050 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7051 Document that functions are named in UTF-8.
7052 * expr.c (expand_expr_real_1): Translate function names to locale
7053 character set in diagnostics.
7054 * gimplify.c (omp_notice_variable, omp_is_private,
7055 gimplify_scan_omp_clauses): Use %qE for identifiers in
7057 * langhooks.c (lhd_print_error_function): Translate function names
7058 to locale character set.
7059 * langhooks.h (decl_printable_name): Document that return value is
7060 in internal character set.
7061 * stmt.c: Include pretty-print.h
7062 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7064 (resolve_operand_name_1): Translate named operand name to locale
7066 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7068 * toplev.c (announce_function): Translate function names to locale
7070 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7071 (default_tree_printer): Use pp_identifier or translate identifiers
7072 to locale character set. Mark "<anonymous>" for translation.
7073 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7074 for identifiers in diagnostics.
7075 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7077 * varasm.c (output_constructor): Use %qE for identifiers in
7080 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7082 * configure.ac: use ` ` instead of $()
7083 * configure: Regenerate.
7085 2009-05-05 Ben Elliston <bje@au.ibm.com>
7087 * config/pa/linux-atomic.c: Eliminate conditional include of
7088 errno.h on non-LP64 systems to simplify build requirements.
7090 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7092 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7094 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7095 and pass value to identifier_to_locale.
7096 (warn_variable_length_array): Make name a tree.
7097 (grokdeclarator): Separate diagnostic texts for named and unnamed
7098 declarators. Use %qE for named declarators.
7099 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7101 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7102 identifiers in diagnostics.
7103 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7104 identifier_to_locale. Mark "anonymous" strings for translation.
7106 2009-05-04 Michael Eager <eager@eagercon.com>
7108 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7109 address for DImode/DFmode only if double-precision FP regs.
7111 2009-05-04 Michael Eager <eager@eagercon.com>
7113 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7114 TARGET_SINGLE_FLOAT check.
7116 2009-05-04 Michael Eager <eager@eagercon.com>
7118 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7120 2009-05-04 Michael Eager <eager@eagercon.com>
7122 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7123 * config/rs6000/t-xilinx: New
7125 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7127 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7128 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7129 * gcc/explow.c (memory_address): Use target hook.
7130 * gcc/targhooks.c (default_legitimize_address): New.
7131 * gcc/targhooks.h (default_legitimize_address): New.
7132 * gcc/target.h (legitimize_address): New.
7133 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7134 (TARGET_INITIALIZER): Include it.
7135 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7137 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7138 * config/bfin/bfin.c (legitimize_address): Remove.
7139 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7140 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7142 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7143 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7145 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7146 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7147 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7148 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7149 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7150 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7151 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7152 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7153 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7154 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7155 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7156 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7157 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7158 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7159 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7160 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7161 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7162 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7163 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7164 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7165 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7166 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7167 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7169 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7170 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7171 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7172 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7173 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7174 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7175 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7176 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7177 (thumb_legitimize_address): Delete.
7178 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7179 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7180 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7181 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7182 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7183 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7185 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7188 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7189 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7190 * config/m32r/m32r.c (m32r_legitimize_address): New.
7191 * config/m68k/m68k.c (m68k_legitimize_address): New.
7192 * config/score/score.c (score_legitimize_address): Standardize.
7193 * config/score/score3.c (score3_legitimize_address): Standardize.
7194 * config/score/score3.h (score3_legitimize_address): Adjust.
7195 * config/score/score7.c (score7_legitimize_address): Standardize.
7196 * config/score/score7.h (score7_legitimize_address): Adjust.
7197 * config/sh/sh.c (sh_legitimize_address): New.
7198 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7200 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7201 (s390_legitimize_address): ... this.
7202 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7203 (sparc_legitimize_address): ... this.
7204 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7205 (ix86_legitimize_address): ... this.
7206 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7207 (avr_legitimize_address): ... this.
7208 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7209 (mn10300_legitimize_address): ... this.
7210 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7211 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7212 (alpha_expand_mov): Adjust call.
7214 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7215 * config/spu/spu.c (spu_legitimize_address): Likewise.
7216 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7217 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7219 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7221 * intl.c (locale_encoding, locale_utf8): New.
7222 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7223 * intl.h (locale_encoding, locale_utf8): Declare.
7224 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7225 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7227 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7229 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7230 (pp_base_tree_identifier): Declare as function.
7231 (identifier_to_locale): Declare.
7232 * Makefile.in (pretty-print.o): Update dependencies.
7233 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7235 2009-05-04 Richard Guenther <rguenther@suse.de>
7238 * builtins.c (fold_builtin_memory_op): Do not decay to element
7239 type if the size matches the whole array.
7241 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7243 * expmed.c (synth_mult): When trying out a shift, pass the result
7246 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7248 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7249 (shiftsub1_cost): New.
7250 (init_expmed): Compute shiftsub1_cost.
7251 (synth_mult): Optimize multiplications by constants of the form
7252 -(2^^m-1) for some constant positive integer m.
7254 2009-05-03 Richard Guenther <rguenther@suse.de>
7257 * c-typeck.c (array_to_pointer_conversion): Do not built
7258 ADDR_EXPRs of arrays of pointer-to-element type.
7259 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7260 up wrong ADDR_EXPRs after-the-fact.
7261 * c-common.c (strict_aliasing_warning): Strip pointer
7262 conversions for obtaining the original type.
7263 * builtins.c (fold_builtin_memset): Handle array types.
7264 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7267 2009-05-03 Richard Guenther <rguenther@suse.de>
7270 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7271 Do not lose casts from array types with unknown extent to array
7272 types with known extent.
7273 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7274 alias set compatibility.
7276 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7278 * flags.h (extra_warnings): Delete.
7279 * toplev.c (process_options): Handle Wuninitialized here.
7280 * opts.c (extra_warnings): Delete.
7281 (set_Wextra): Delete.
7282 (common_handle_option): -Wextra can be handled automatically.
7283 * c-opts.c (c_common_handle_option): Delete obsolete code.
7284 (c_common_post_options): Simplify comment.
7285 * common.opt (W): Add Var.
7287 (Wuninitialized): Initialize to -1.
7289 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7290 Richard Guenther <rguenther@suse.de>
7292 * expr.c (get_def_for_expr): New function.
7293 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7294 SSA rather than trees.
7295 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7296 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7298 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7300 * c-common.c (reswords): Add _Imaginary.
7301 * c-common.c (enum rid): Add RID_IMAGINARY.
7303 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7305 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7306 Patch by Richard Guenther.
7308 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7310 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7311 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7312 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7313 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7314 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7315 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7316 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7317 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7318 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7319 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7320 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7321 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7322 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7323 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7324 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7325 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7326 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7327 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7329 2009-05-02 Richard Guenther <rguenther@suse.de>
7331 PR tree-optimization/39940
7332 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7335 2009-05-02 Richard Guenther <rguenther@suse.de>
7338 * tree-ssa.c (execute_update_addresses_taken): Properly check
7339 if we can mark a variable DECL_GIMPLE_REG_P.
7340 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7341 back to the end of the function.
7342 (is_gimple_reg_type): Remove complex type special casing.
7343 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7346 2009-05-02 Ben Elliston <bje@au.ibm.com>
7348 * doc/collect2.texi (Collect2): Document search path behaviour
7349 when configured with --with-ld.
7351 2009-05-02 Jan Hubicka <jh@suse.cz>
7353 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7354 parameter; update callers.
7355 (coalesce_cost_edge): EH edges are costier because they needs
7356 splitting even if not critical and even more costier when there are
7357 multiple EH predecestors.
7359 2009-05-02 Jan Hubicka <jh@suse.cz>
7361 * except.c (remove_eh_handler_and_replace): Handle updating after
7362 removing TRY blocks.
7364 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7366 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7368 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7370 * varasm.c: Do not include c-pragma.h.
7371 * attribs.c: Do not incude c-common.h.
7373 2009-05-01 Michael Matz <matz@suse.de>
7375 * calls.c (initialize_argument_information): Handle SSA names like
7376 decls with a non MEM_P DECL_RTL.
7378 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7380 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7381 * ipa-utils.c: Likewise.
7382 * ipa-type-escape.c: Likewise.
7383 * cgraphunit.c Do not include c-common.h.
7384 * ipa-pure-const.c: Likewise.
7385 * tree-if-conv.c: Likewise.
7386 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7387 * ipa-struct-reorg.c: Likewise.
7388 * tree-nomudflap.c: Likewise.
7389 * tree-ssa-structalias.c: Likewise.
7391 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7393 * store-motion.c: Many cleanups to make this pass a first-class
7394 citizen instead of an appendix to gcse load motion. Add TODO list
7395 to make this pass faster/cleaner/better.
7397 (struct ls_expr): Post gcse.c-split cleanups.
7398 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7399 "stores" field to "avail_stores".
7400 (pre_ldst_mems): Rename to store_motion_mems.
7401 (pre_ldst_table): Rename to store_motion_mems_table.
7402 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7403 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7404 (ldst_entry): Rename to st_expr_entry, update users.
7405 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7406 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7407 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7409 (first_ls_expr): Rename to first_st_expr, update users.
7410 (next_ls_expr): Rename to next_st_expr, update users.
7411 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7412 fields properly for store motion instead of names inherited from load
7414 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7415 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7418 (ae_kill): Rename to st_kill, update users.
7419 (ae_gen): Rename to st_avloc, update users.
7420 (transp): Rename to st_transp, update users.
7421 (pre_insert_map): Rename to st_insert_map, update users.
7422 (pre_delete_map): Rename to st_delete_map, update users.
7423 (insert_store, build_store_vectors, free_store_memory,
7424 one_store_motion_pass): Update for abovementioned changes.
7426 (gcse_subst_count, gcse_create_count): Remove.
7427 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7428 and "n_stores_created", local variables.
7430 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7433 (regvec, compute_store_table_current_insn): Remove.
7434 (reg_set_info, reg_clear_last_set): Remove.
7435 (compute_store_table): Use DF caches instead of local dataflow
7438 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7440 * c-objc-common.c (c_tree_printer): Print identifiers with
7441 pp_identifier, not pp_string. Mark "({anonymous})" for
7443 * c-pretty-print.c (pp_c_ws_string): New.
7444 (pp_c_cv_qualifier, pp_c_type_specifier,
7445 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7446 pp_c_storage_class_specifier, pp_c_function_specifier,
7447 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7448 pp_c_primary_expression, pp_c_postfix_expression,
7449 pp_c_unary_expression, pp_c_shift_expression,
7450 pp_c_relational_expression, pp_c_equality_expression,
7451 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7452 use pp_string and pp_c_ws_string in place of pp_identifier and
7453 pp_c_identifier for non-identifiers. Mark English strings for
7455 * c-pretty-print.h (pp_c_ws_string): Declare.
7457 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7458 Roland McGrath <roland@redhat.com>
7460 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7461 (ENABLE_LD_BUILDID): New configuration option.
7462 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7463 (LINK_BUILDID_SPEC): New macro.
7464 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7466 * doc/install.texi: Document --enable-linker-build-id option.
7467 * configure: Rebuild.
7468 * config.in: Rebuild.
7470 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7472 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7473 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7474 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7475 MIPS_GP_SAVE_AREA_SIZE.
7476 * config/mips/mips.c (struct mips_frame_info): Update comment
7477 before arg_pointer_offset and hard_frame_pointer_offset.
7478 (mips_compute_frame_info): Update diagram before function: to
7479 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7480 indicate the position of frame_pointer_rtx with -fstack-protector and
7481 to show args_size. Don't allocate cprestore area for leaf functions
7482 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7484 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7486 2009-04-30 Michael Matz <matz@suse.de>
7488 PR tree-optimization/39955
7489 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7491 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7493 * ira.c (setup_cover_and_important_classes): Use safe macro
7494 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7496 * genpreds.c (write_tm_preds_h): Output suitable definition of
7497 REG_CLASS_FOR_CONSTRAINT.
7499 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7501 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7503 * bitmap.c (bitmap_descriptor): Likewise.
7504 * ggc-common.c (loc_descriptor): Likewise.
7505 * varray.c (varray_descriptor): Likewise.
7506 * vec.c (vec_descriptor): Likewise.
7508 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7510 * Makefile.in (dce.o): Add $(EXCEPT_H).
7511 * dce.c: Include except.h and delete redundant vector definitions.
7512 (deletable_insn_p): Return false for non-call insns that can throw
7515 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
7517 * gcse.c (ae_gen): Remove.
7518 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
7519 and make non-static function to make it available in store-motion.c.
7520 Update call sites with search-and-replace.
7521 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
7522 extract_mentioned_regs, extract_mentioned_regs_helper,
7523 find_moveable_store, compute_store_table, load_kills_store, find_loads,
7524 store_killed_in_insn, store_killed_after, store_killed_before,
7525 build_store_vectors, insert_insn_start_basic_block, insert-store,
7526 remove_reachable_equiv_notes, replace_store_insn, delete_store,
7527 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
7528 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
7529 * store-motion.c: ...new file. Also copy data structures from gcse.c
7530 and clean up to remove parts not used by store motion.
7531 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
7532 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
7534 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7537 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
7538 when optimizing for size.
7540 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
7542 * gcse.c (gcse_constant_p): Fix typo in last change.
7544 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7546 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
7548 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
7550 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
7552 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7554 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
7555 CONST_HIGH_PART result.
7557 2009-04-29 Anatoly Sokolov <aesok@post.ru>
7559 * config/avr/avr.c (initial_elimination_offset): Rename to
7560 avr_initial_elimination_offset.
7561 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
7562 change return type to bool.
7563 (avr_can_eliminate): New function.
7564 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
7565 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
7566 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
7567 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
7568 avr_initial_elimination_offset.
7569 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
7570 (avr_initial_elimination_offset): Define.
7572 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
7573 Steven Bosscher <steven@gcc.gnu.org>
7575 PR rtl-optimization/39938
7576 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
7577 * cfgrtl.c: Include insn-attr.h.
7578 (rest_of_pass_free_cfg): New function.
7579 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
7580 * resource.c (init_resource_info): Remove call to df_analyze.
7582 2009-04-29 Richard Guenther <rguenther@suse.de>
7585 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
7586 allow conversion to signed integers.
7588 2009-04-29 Richard Guenther <rguenther@suse.de>
7590 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
7591 shifts of floating point vectors if the shift amount is
7592 a constant multiple of the element size.
7594 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
7595 Michael Matz <matz@suse.de>
7599 * tree-outof-ssa.c (emit_partition_copy): New function.
7600 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7601 insert_part_to_rtx_on_edge): Perform the partition base var
7602 copy using emit_partition_copy.
7603 (insert_value_copy_on_edge): Convert constants to the right mode.
7604 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
7605 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
7607 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7609 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
7610 scan backwards to try to find a constant to initialize it.
7612 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
7613 insn before the loop_end instruction, don't look past labels.
7615 2009-04-29 Richard Guenther <rguenther@suse.de>
7618 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
7619 loose type conversions.
7620 (forward_propagate_addr_expr): Fix tuplification bug. Remove
7621 stmts only if there are no uses of its definition.
7623 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7625 * config/bfin/bfin.h (splitting_loops): Declare.
7626 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
7627 Reorder bit definitions to be ascending.
7628 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
7629 * config/bfin/bfin.c (splitting_loops): New variable.
7630 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
7631 (struct loop_info): Remove members INIT and LOOP_INIT.
7632 (bfin_optimize_loop): Don't set them. Reorder the code that generates
7633 the LSETUP sequence. Allow LC to be loaded from any register, but
7634 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
7635 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
7637 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
7638 of reload_completed.
7641 * config/bfin/bfin.md (movsi_insn): Refine constraints.
7643 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
7645 * Makefile.in (PLUGIN_VERSION_H): New.
7646 (OBJS-common): Remove plugin-version.o.
7647 (plugin.o): Depend on (PLUGIN_VERSION_H).
7648 (plugin-version.o): Remove.
7649 * configure: Regenerate
7650 * configure.ac: Create plugin-version.h.
7651 * gcc-plugin.h (plugin_gcc_version): Remove.
7652 (plugin_default_version_check): Change signature.
7653 * plugin-version.c: Remove.
7654 * plugin.c: Include plugin-version.h.
7655 (str_plugin_gcc_version_name): Remove.
7656 (try_init_one_plugin): Pass gcc version to plugin_init.
7657 (plugin_default_version_check): Both gcc and plugin versions are now
7660 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7662 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
7663 problematic last insns. Test for TYPE_CALL rather than CALL_P.
7664 Remove special case testing for last insn of inner loops. Don't fail
7665 if the loop ends with a jump, emit an extra nop instead.
7667 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
7668 DREGS rather than comparing directly. Remove code that tries to
7669 account for latencies.
7671 2009-04-29 Richard Guenther <rguenther@suse.de>
7673 PR tree-optimization/39941
7674 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
7675 eliminating an indirect call.
7677 2009-04-29 Richard Guenther <rguenther@suse.de>
7679 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
7680 parameter. Allow invariants as base if !require_lvalue.
7681 (verify_gimple_assign_single): Adjust.
7683 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7685 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
7686 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
7687 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
7688 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
7689 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
7691 * config/bfin/bfin.c (bfin_expand_builtin,
7692 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
7694 2009-04-28 Richard Guenther <rguenther@suse.de>
7696 * tree-vect-loop.c (get_initial_def_for_induction): Use
7697 correct types for pointer increment.
7699 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7701 * toplev.c (print_version): Update GMP version string calculation.
7703 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
7705 PR rtl-optimization/39938
7706 * resource.c (init_resource_info): Add call to df_analyze.
7708 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7710 * config/alpha/alpha.md (usegp): Cast the result of
7711 alpha_find_lo_sum_using_gp to enum attr_usegp.
7712 * config/alpha/alpha.c (override_options): Remove end-of-structure
7713 marker element from cpu_table. Use array size of cpu_table to handle
7714 -mcpu and -mtune options.
7715 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
7717 2009-04-28 Joseph Myers <joseph@codesourcery.com>
7719 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
7720 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
7721 tune_32 and tune_64.
7722 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7724 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
7725 * config/rs6000/option-defaults.h: ... here. New file.
7726 (OPT_64, OPT_32): Define.
7727 (MASK_64BIT): Define to 0 if not already defined.
7728 (OPT_ARCH64, OPT_ARCH32): Define.
7729 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
7732 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7734 * config/arm/arm.c (arm_override_options): Emit error on using
7737 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7739 PR rtl-optimization/39914
7740 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7741 registers for allocnos created from user-defined variables only
7742 when not optimizing.
7744 2009-04-28 Richard Guenther <rguenther@suse.de>
7747 * fold-const.c (fold_binary): Use distribute_real_division only
7750 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7752 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7753 add hpux-stdint.h to tm_file.
7754 (hppa[12]*-*-hpux11*): Ditto.
7755 (ia64*-*-hpux*): Ditto.
7756 * config/hpux-stdint.h: New.
7757 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7758 __STDC_EXT__ for all compiles.
7759 * config/pa/pa-hpux.h: Ditto.
7760 * config/pa/pa-hpux10.h: Ditto.
7761 * config/pa/pa-hpux11.h: Ditto.
7763 2009-04-28 Catherine Moore <clm@codesourcery.com>
7765 * debug.h (set_name): Add comment.
7767 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7770 * config/darwin.c (machopic_gen_offset): Check
7771 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7772 * config/arm/arm.c (require_pic_register): Likewise.
7774 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7776 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7777 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7778 m32c_promote_prototypes): Delete.
7780 2009-04-28 Michael Matz <matz@suse.de>
7783 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7786 2009-04-28 Richard Guenther <rguenther@suse.de>
7788 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7790 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7792 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7793 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7794 * config/arm/arm-tune.md: Regenerate.
7796 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7798 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7799 block if there are complex incoming edges.
7800 (sel_merge_blocks): Remove useless assert.
7801 (sel_redirect_edge_and_branch): Check that edge was redirected.
7802 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7803 (sel_find_rgns): Delete declaration.
7804 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7805 the region when it is not a preheader.
7807 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7810 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7812 2009-04-28 Richard Guenther <rguenther@suse.de>
7814 * tree.h (SSA_NAME_VALUE): Remove.
7815 (struct tree_ssa_name): Remove value_handle member.
7816 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7817 array for jump threading.
7818 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7820 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7821 * tree-flow.h (threadedge_initialize_values): Declare.
7822 (threadedge_finalize_values): Likewise.
7823 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7824 (SSA_NAME_VALUE): Define.
7825 (threadedge_initialize_values): New function.
7826 (threadedge_finalize_values): Likewise.
7827 * tree-ssa-dom.c (ssa_name_values): New global variable.
7828 (SSA_NAME_VALUE): Define.
7829 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
7831 2009-04-28 Ira Rosen <irar@il.ibm.com>
7833 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7834 Use REPORT_VECTORIZED_LOCATIONS instead
7835 REPORT_VECTORIZED_LOOPS.
7836 * tree-vectorizer.c (vect_verbosity_level): Make static.
7837 (vect_loop_location): Rename to vect_location.
7838 (vect_set_verbosity_level): Update comment.
7839 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
7841 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
7842 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
7843 instead REPORT_UNVECTORIZED_LOOPS.
7844 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
7845 and vect_loop_def to vect_external_def and vect_internal_def.
7846 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
7847 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
7848 REPORT_UNVECTORIZED_LOCATIONS.
7849 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
7850 and vect_used_in_loop and to vect_unused_in_scope and
7852 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
7853 (vect_verbosity_level): Remove declaration.
7854 (vect_analyze_operations): Likewise.
7855 (vect_analyze_stmt): Declare.
7856 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
7857 REPORT_UNVECTORIZED_LOCATIONS.
7858 (vect_get_loop_niters): Fix indentation.
7859 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
7860 (vect_analyze_loop_operations): New function.
7861 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
7862 vect_analyze_operations.
7863 (vect_is_simple_reduction): Use new names.
7864 (vectorizable_live_operation, vect_transform_loop): Likewise.
7865 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
7866 to specify whether the data references can be a part of interleaving
7868 (vect_analyze_data_ref_dependence): Use new names.
7869 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
7870 (vect_create_addr_base_for_vector_ref): Remove redundant code.
7871 * tree-vect-patterns.c (widened_name_p): Use new names.
7872 (vect_recog_dot_prod_pattern): Likewise.
7873 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
7874 (process_use, vect_mark_stmts_to_be_vectorized,
7875 vect_model_simple_cost, vect_model_store_cost,
7876 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
7877 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7878 vectorizable_operation, vectorizable_type_demotion,
7879 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
7880 vectorizable_condition): Likewise.
7881 (vect_analyze_operations): Split into vect_analyze_loop_operations
7883 (vect_analyze_stmt): ... new function.
7884 (new_stmt_vec_info): Use new names.
7885 (vect_is_simple_use): Use new names and fix comment.
7886 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
7887 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
7889 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7892 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
7893 and integer modes for x87 operands. Do not ICE for unsupported size,
7894 generate error instead. Generate error for unsupported operand types.
7895 ['z']: Do not handle HImode memory operands specially. Warning
7896 for floating-point operands. Fallthru to 'Z' for unsupported operand
7897 types. Do not ICE for unsupported size, generate error instead.
7898 (output_387_binary_op): Use %Z to output operands.
7899 (output_fp_compare): Ditto.
7900 (output_387_reg_move): Ditto.
7902 2009-04-28 Ben Elliston <bje@au.ibm.com>
7907 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7909 * builtins.c (c_strlen): Do not warn here.
7910 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7911 * c-common.c (pointer_int_sum): Take an explicit location.
7912 Warn about offsets out of bounds.
7913 * c-common.h (pointer_int_sum): Adjust declaration.
7915 2009-04-27 Ian Lance Taylor <iant@google.com>
7917 * collect2.c (is_ctor_dtor): Change type of ret field in struct
7919 * dce.c (run_fast_df_dce): Change type of old_flags to int.
7920 * df-core.c (df_set_flags): Change return type to int. Change
7921 type of old_flags to int.
7922 (df_clear_flags): Likewise.
7923 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
7924 (df_get_conditional_uses): Likewise.
7925 * df.h (df_set_flags, df_clear_flags): Update declarations.
7926 * dwarf2out.c (struct indirect_string_node): Change type of form
7927 field to enum dwarf_form.
7928 (AT_string_form): Change return type to enum dwarf_form.
7929 * fixed-value.c (fixed_compare): Add cast to enum type.
7930 * fwprop.c (update_df): Change 0 to VOIDmode.
7931 * gensupport.c: Change 0 to UNKNOWN.
7932 * gimple.h (gimple_cond_code): Add cast to enum type.
7933 * haifa-sched.c (reemit_notes): Add cast to enum type.
7934 * hooks.c (hook_int_void_no_regs): Remove function.
7935 * hooks.h (hook_int_void_no_regs): Remove declaration.
7936 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
7937 * predict.c (combine_predictions_for_insn): Add casts to enum type.
7938 * real.c (real_arithmetic): Add cast to enum type.
7939 (real_compare): Likewise.
7940 * target.h (struct gcc_target): Change return type of
7941 branch_target_register_class to enum reg_class.
7942 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
7943 default_branch_target_register_class.
7944 * targhooks.c (default_branch_target_register_class): New function.
7945 * targhooks.h (default_branch_target_register_class): Declare.
7946 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
7947 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
7949 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
7951 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
7952 vect_uninitialized_def. Change 0 to ERROR_MARK.
7953 * tree-vect-stmts.c (supportable_widening_operation): Don't
7954 initialize icode1 and icode2.
7955 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
7956 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
7958 (cmn_err_flag_specs): Change 0 to STD_C89.
7959 (cmn_err_char_table): Likewise.
7960 * config/arm/arm.c (get_arm_condition_code): Change type of code
7961 to enum arm_cond_code.
7962 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
7963 (IWMMXT_BUILTIN2): Likewise.
7964 (neon_builtin_type_bits): Don't define typedef.
7965 (neon_builtin_datum): Change type of bits field to int.
7966 (arm_expand_neon_args): Add cast to enum type.
7967 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
7969 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
7971 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
7973 * config/mips/mips.md (jal_macro): Return enum constant.
7974 (single_insn): Likewise.
7975 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
7977 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7979 * config/s390/s390.c (s390_tune_flags): Change type to int.
7980 (s390_arch_flags): Likewise.
7981 (s390_handle_arch_option): Change flags field of struct pta to int.
7982 * config/s390/s390.h (s390_tune_flags): Update declaration.
7983 (s390_arch_flags): Likewise.
7984 * config/sh/sh.c (prepare_move_operands): Compare
7985 tls_symbolic_operand result with enum constant.
7986 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
7987 (sh_expand_prologue): Add cast to enum type.
7988 (sh_expand_epilogue): Likewise.
7989 (tls_symbolic_operand): Change return type to enum tls_model.
7990 (fpscr_set_from_mem): Add cast to enum type.
7991 (legitimize_pic_address): Compare tls_symbolic_operand result with
7993 (sh_target_reg_class): Change return type to enum reg_class.
7994 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
7996 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
7997 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
7998 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
7999 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8000 (delayed_branch, tls_call_delay): Likewise.
8001 (eligible_for_sibcall_delay): Likewise.
8002 (eligible_for_return_delay): Likewise.
8003 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8004 (spu_expand_builtin_1): Likewise.
8006 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8007 for all types of conversions.
8008 (output_init_element): Issue -Wc++-compat warning if needed when
8009 initializing a bitfield with enum type.
8010 * c-parser.c (c_parser_expression): Set original_type to
8011 original_type of right hand operand of comman operator.
8013 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8015 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8017 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8018 * doc/cpp.texi (Standard Predefined Macros)
8019 (Implementation-defined behavior): Likewise.
8020 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8021 * doc/gimple.texi (GIMPLE Exception Handling)
8022 (@code{GIMPLE_ASSIGN}): Likewise.
8023 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8024 * doc/invoke.texi (Warning Options, Optimize Options)
8025 (AVR Options, Darwin Options): Likewise.
8026 (Optimize Options): Reformulate -fwhole-program description.
8027 * doc/loop.texi (Lambda): Likewise.
8028 * doc/md.texi (Output Template, Define Constraints)
8029 (Standard Names, Insn Splitting): Likewise.
8030 * doc/options.texi (Option properties): Likewise.
8031 * doc/passes.texi (Tree-SSA passes): Likewise.
8032 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8033 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8034 (File Names and DBX): Likewise.
8035 * doc/trouble.texi (Incompatibilities): Likewise.
8037 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8039 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8040 instruction is correct.
8042 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8044 Allow non-constant arguments to conversion intrinsics.
8045 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8046 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8047 * spu.c (print_operand): Handle 'v' and 'w'.
8048 (exp2_immediate_p, spu_gen_exp2): Define.
8049 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8050 spu_convtf_1): Update parameter descriptions.
8051 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8052 * constraints.md ('v', 'w'): New.
8053 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8055 (i2f, I2F): New define_mode_attr.
8056 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8057 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8058 fixuns_truncv4sfv4si2): Update to use mode attribute.
8059 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8060 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8061 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8062 patterns for combine.
8064 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8066 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8067 (cprop, hoist, pre, store_motion): New debug counters.
8068 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8069 is not an RTL pass anymore.
8070 (pass_profiling): Remove extern decl for pass removed in 2005.
8071 (pass_gcse, pass_jump_bypass): Remove.
8072 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8073 to 0 for clean state.
8074 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8075 * cse.c (gate_handle_cse_after_global_opts,
8076 rest_of_handle_cse_after_global_opts): New functions.
8077 (pass_cse_after_global_opts): New pass, does local CSE.
8078 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8079 (TV_CPROP): New timevar.
8080 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8081 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8082 (gcse_main, recompute_all_luids): Remove.
8083 (compute_hash_table_work): Call max_reg_num instead of reading
8085 (cprop_jump): Don't set run_jump_opt_after_gcse.
8086 (constprop_register): Always allow to alter jumps.
8087 (cprop_insn): Likewise.
8088 (do_local_cprop): Likewise.
8089 (local_cprop_pass): Likewise. Return non-zero if something changed.
8090 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8091 (find_implicit_sets): Add note about missed optimization opportunity.
8092 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8093 pass_rtl_cprop execute function.
8094 Don't bother tracking the pass number, each pass gets its own dumpfile
8096 Always allow to alter jumpsand bypass jumps.
8097 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8098 will just find no suitable set.
8099 (pre_edge_insert): Fix dumping, this function is for PRE only.
8100 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8101 pass_rtl_pre execute function.
8102 (hoist_code): Return non-zero if something changed. Keep track of
8103 substitutions and insertions for statistics gathering similar to PRE.
8104 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8105 called from the pass_rtl_hoist execute function. Show pass statistics.
8106 (compute_store_table): Use max_reg_num directly instead of using the
8107 formerly global max_gcse_regno.
8108 (build_store_vectors): Likewise.
8109 (replace_store_insn): Fix dumping.
8110 (store_motion): Rename to ...
8111 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8112 pass, called from the pass_rtl_store_motion execute function. Keep
8113 track of substitutions and insertions for statistics gathering similar
8115 (bypass_jumps): Remove, fold interesting bits into ...
8116 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8117 from the pass_rtl_cprop execute function.
8118 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8119 pass_jump_bypass): Remove.
8120 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8121 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8122 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8123 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8124 (gate_rtl_store_motion, execute_rtl_store_motion,
8125 pass_rtl_store_motion): New.
8126 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8127 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8128 * passes.c (init_optimization_passes): Remove pass_gcse and
8129 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8130 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8131 instead of pass_jump_bypass.
8133 2009-04-27 Richard Guenther <rguenther@suse.de>
8136 * gimplify.c (gimplify_expr): If we are required to create
8137 a temporary make sure it ends up as register.
8139 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8142 * config/i386/i386.c (construct_container): Don't call
8143 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8144 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8146 2009-04-27 Michael Matz <matz@suse.de>
8148 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8149 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8150 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8151 (dump_replaceable_exprs): Take a bitmap.
8152 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8154 (expand_gimple_basic_block): Likewise.
8155 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8156 replaceable_expressions member a bitmap.
8157 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8158 (mark_replaceable): Likewise.
8159 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8160 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8162 2009-04-27 Richard Guenther <rguenther@suse.de>
8164 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8165 (verify_stmts): Dispatch to gimple/type verification code.
8166 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8167 issue with call argument types.
8169 2009-04-27 Michael Matz <matz@suse.de>
8171 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8172 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8175 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8176 Eric Botcazou <ebotcazou@adacore.com>
8178 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8179 a label's basic block.
8180 (mark_target_live_regs): Tidy and rework obsolete comments.
8181 Change back DF problem to LIVE. If a label starts a basic block,
8182 assume that all registers that used to be live then still are.
8183 (init_resource_info): If a label starts a basic block, set its
8184 BLOCK_FOR_INSN accordingly.
8185 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8187 2009-04-27 Richard Guenther <rguenther@suse.de>
8189 * tree-flow-inline.h (function_ann): Remove.
8190 (get_function_ann): Likewise.
8191 * tree-dfa.c (create_function_ann): Remove.
8192 * tree-flow.h (struct static_var_ann_d): Remove.
8193 (struct function_ann_d): Likewise.
8194 (union tree_ann_d): Remove fdecl member.
8195 (function_ann_t): Remove.
8196 (function_ann, get_function_ann, create_function_ann): Remove
8199 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8201 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8203 2009-04-27 Jan Hubicka <jh@suse.cz>
8205 * ipa-pure-const.c (struct funct_state_d): New fields
8206 state_previously_known, looping_previously_known; remove
8207 state_set_in_source.
8208 (analyze_function): Use new fields.
8209 (propagate): Avoid assumption that state_set_in_source imply
8212 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8213 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8214 * cfgloop.h (finite_loop_p): Declare.
8216 2009-04-26 Michael Matz <matz@suse.de>
8218 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8220 2009-04-26 Michael Matz <matz@suse.de>
8222 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8223 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8224 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8225 pass_mark_used_blocks): Remove.
8226 * tree-optimize.c (pass_free_datastructures,
8227 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8228 * passes.c (init_optimization_passes): Don't call
8229 pass_mark_used_blocks, remove dead code.
8231 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8233 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8234 * tree-ssa-live.h (register_ssa_partition): Likewise.
8236 2009-04-26 Michael Matz <matz@suse.de>
8239 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8240 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8241 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8243 (compare_pairs): Swap cost comparison.
8244 (coalesce_ssa_name): Don't use change_partition_var.
8245 * tree-nrv.c (struct nrv_data): Add modified member.
8246 (finalize_nrv_r): Set it.
8247 (tree_nrv): Use it to update statements.
8248 (pass_nrv): Require PROP_ssa.
8249 * tree-mudflap.c (mf_decl_cache_locals,
8250 mf_build_check_statement_for): Use make_rename_temp.
8251 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8252 * alias.c (find_base_decl): Handle SSA names.
8253 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8254 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8255 * rtl.h (set_reg_attrs_for_parm): Declare.
8256 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8257 to "optimized", remove unused locals at finish.
8258 (execute_free_datastructures): Make global, call
8259 delete_tree_cfg_annotations.
8260 (execute_free_cfg_annotations): Don't call
8261 delete_tree_cfg_annotations.
8263 * ssaexpand.h: New file.
8264 * expr.c (toplevel): Include ssaexpand.h.
8265 (expand_assignment): Handle SSA names the same as register variables.
8266 (expand_expr_real_1): Expand SSA names.
8267 * cfgexpand.c (toplevel): Include ssaexpand.h.
8268 (SA): New global variable.
8269 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8270 (SSAVAR): New macro.
8271 (set_rtl): New helper function.
8272 (add_stack_var): Deal with SSA names, use set_rtl.
8273 (expand_one_stack_var_at): Likewise.
8274 (expand_one_stack_var): Deal with SSA names.
8275 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8276 before unique numbers.
8277 (expand_stack_vars): Use set_rtl.
8278 (expand_one_var): Accept SSA names, add asserts for them, feed them
8279 to above subroutines.
8280 (expand_used_vars): Expand all partitions (without default defs),
8281 then only the local decls (ignoring those expanded already).
8282 (expand_gimple_cond): Remove edges when jumpif() expands an
8284 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8285 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8287 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8288 members of SA; deal with PARM_DECL partitions here; expand
8289 all PHI nodes, free tree datastructures and SA. Commit instructions
8290 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8291 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8292 info and statements at start, collect garbage at finish.
8293 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8294 (VAR_ANN_PARTITION) Remove.
8295 (change_partition_var): Don't declare.
8296 (partition_to_var): Always return SSA names.
8297 (var_to_partition): Only accept SSA names.
8298 (register_ssa_partition): Only check argument.
8299 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8301 (delete_var_map): Don't free it.
8302 (var_union): Only accept SSA names, simplify.
8303 (partition_view_init): Mark only useful SSA names as used.
8304 (partition_view_fini): Only deal with SSA names.
8305 (change_partition_var): Remove.
8306 (dump_var_map): Use ssa_name instead of partition_to_var member.
8307 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8309 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8310 (struct _elim_graph): New member const_dests; nodes member vector of
8312 (set_location_for_edge): New static helper.
8313 (create_temp): Remove.
8314 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8315 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8316 (new_elim_graph): Allocate const_dests member.
8317 (clean_elim_graph): Truncate const_dests member.
8318 (delete_elim_graph): Free const_dests member.
8319 (elim_graph_size): Adapt to new type of nodes member.
8320 (elim_graph_add_node): Likewise.
8321 (eliminate_name): Likewise.
8322 (eliminate_build): Don't take basic block argument, deal only with
8323 partition numbers, not variables.
8324 (get_temp_reg): New static helper.
8325 (elim_create): Use it, deal with RTL temporaries instead of trees.
8326 (eliminate_phi): Adjust all calls to new signature.
8327 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8328 (rewrite_trees): Only do checking.
8329 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8330 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8331 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8332 contains_tree_r, MAX_STMTS_IN_LATCH,
8333 process_single_block_loop_latch, analyze_edges_for_bb,
8334 perform_edge_inserts): Remove.
8335 (expand_phi_nodes): New global function.
8336 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8337 functions, initialize new parameter, remember partitions having a
8339 (finish_out_of_ssa): New global function.
8340 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8341 don't reset in_ssa_p here, don't disable TER when mudflap.
8342 (pass_del_ssa): Remove.
8343 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8345 (execute_free_datastructures): Declare.
8346 * Makefile.in (SSAEXPAND_H): New variable.
8347 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8348 * basic-block.h (commit_one_edge_insertion): Declare.
8349 * passes.c (init_optimization_passes): Move pass_nrv and
8350 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8351 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8352 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8353 (redirect_branch_edge): Deal with super block when expanding, split
8354 out jump patching itself into ...
8355 (patch_jump_insn): ... here, new static helper.
8357 2009-04-26 Michael Matz <matz@suse.de>
8359 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8360 beyond num_ssa_names.
8361 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8362 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8364 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8367 * fwprop.c (forward_propagate_asm): New function.
8368 (forward_propagate_and_simplify): Propagate also into __asm, if it
8369 doesn't increase the number of referenced registers.
8372 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8374 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8376 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8377 note_nonlocal_vla_type for nonlocal VLAs.
8378 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8379 contains_remapped_vars, remap_vla_decls): New functions.
8380 (convert_nonlocal_reference_stmt): If not optimizing, call
8381 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8382 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8383 if it wasn't found in var_map.
8384 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8385 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8386 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8388 * gimplify.c (nonlocal_vlas): New variable.
8389 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8391 (gimplify_body): Create and destroy nonlocal_vlas.
8393 * dwarf2out.c (loc_descr_plus_const): New function.
8394 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8395 mem_loc_descriptor, loc_descriptor_from_tree_1,
8396 descr_info_loc, gen_variable_die): Use it.
8398 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8399 !TREE_STATIC VAR_DECLs.
8400 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8401 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8402 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8403 DECL_BY_REFERENCE is valid.
8404 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8405 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8406 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8407 Copy DECL_BY_REFERENCE.
8408 (struct nesting_copy_body_data): New type.
8409 (nesting_copy_decl): New function.
8410 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8411 if they have variable length.
8413 2009-04-26 Michael Matz <matz@suse.de>
8415 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8416 mark new temporaries for renaming.
8418 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8421 * c-decl.c (global_bindings_p): Return negative value.
8422 (c_variable_size): New. Based on variable_size from
8424 (grokdeclarator): Call c_variable_size not variable_size.
8426 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8428 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8430 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8432 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8433 Redefine it to just use mingw/include.
8434 (ASM_SPEC): Rules for -m32 and -m64.
8435 (LINK_SPEC): Use Likewise.
8436 (SPEC_32): New define.
8437 (SPEC_64): Likewise.
8438 (SUB_LINK_SPEC): Likewise.
8439 (MULTILIB_DEFAULTS): New define.
8440 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8441 Add multilib options.
8442 (MULTILIB_DIRNAMES): Likewise.
8443 (MULTILIB_OSDIRNAMES): Likewise.
8445 (INSTALL_LIBGCC): Likewise.
8447 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8450 * c-tree.h (enum c_inline_static_type): New.
8451 (record_inline_static): Declare.
8452 * c-decl.c (struct c_inline_static, c_inline_statics,
8453 record_inline_static, check_inline_statics): New.
8454 (pop_file_scope): Call check_inline_statics.
8455 (start_decl): Call record_inline_static instead of pedwarning
8456 directly for static in inline function.
8457 * c-typeck.c (build_external_ref): Call record_inline_static
8458 instead of pedwarning directly for static referenced in inline
8461 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8463 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8464 not new but only being rescanned.
8465 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8466 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8467 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8468 record_set_info, compute_set, grealloc): Remove.
8469 (recompute_all_luids): New function.
8470 (gcse_main): Don't compute sets, and don't do related memory
8471 allocations/free-ing. If something changed before the end of the
8472 pass, update LUIDs using recompute_all_luids.
8473 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8474 (free_gcse_mem): Don't free it either.
8475 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8476 Use the df insn LUIDs.
8477 (load_killed_in_block): Likewise.
8478 (compute_hash_table_work): Don't compute reg_set_in_block.
8479 (compute_transp): Use DF_REG_DEF_CHAINs.
8480 (local_cprop_pass): Don't use compute_sets and related functions.
8481 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8482 Use get_max_uid() instead of max_cuid.
8483 (insert_insn_end_basic_block, pre_insert_copy_insn,
8484 update_ld_motion_stores): Don't try to
8485 keep reg_set tables up to date.
8486 (pre_insert_copies): Use df insn LUIDs.
8487 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8488 (reg_set_info): Don't use extra bitmap argument.
8489 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8490 information to compute regs_set_in_block.
8491 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8492 (bypass_jumps): Don't use compute_sets and friends.
8494 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8497 * opts.c (undocumented_msg): Do not leave blank even with
8500 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8502 * c-decl.c (build_enumerator): Allow values folding to integer
8503 constants but not integer constant expressions with a pedwarn if
8506 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8509 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8510 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8511 type is an integer constant.
8513 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8516 * config/i386/i386.c (print_operand) ['z']: Revert handling of
8519 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8522 * c-decl.c (grokdeclarator): Diagnose declarations of functions
8523 with variably modified return type and no storage class
8524 specifiers, except for the case of nested functions. Distinguish
8525 extern declarations of functions with variably modified return
8526 types from those of objects with variably modified types.
8528 2009-04-25 Jan Hubicka <jh@suse.cz>
8530 * tree.c (list_equal_p): New function.
8531 * tree.h (list_equal_p): Declare.
8532 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8533 basic_block_def, basic_block, const_basic_block): New.
8534 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
8535 (redirect_eh_edge): New function.
8536 (make_eh_edge_update_phi): EH edges are not abnormal.
8537 * except.c: Include tree-flow.h.
8538 (list_match): New function.
8539 (eh_region_replaceable_by_p): New function.
8540 (replace_region): New function.
8541 (hash_type_list): New function.
8542 (hash_eh_region): New function.
8543 (eh_regions_equal_p): New function.
8544 (merge_peers): New function.
8545 (remove_unreachable_regions): Verify EH tree when checking;
8547 (copy_eh_region_1): New function.
8548 (copy_eh_region): New function.
8549 (push_reachable_handler): New function.
8550 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
8551 regions without label but with live RESX.
8552 * except.h (redirect_eh_edge_to_label): New.
8553 * tree-flow.h (redirect_eh_edge): New.
8554 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8555 basic_block_def, basic_block, const_basic_block): Remove.
8556 * Makefile.in (except.o): Add dependency on tree-flow.h
8557 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
8558 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
8561 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
8564 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
8565 on the destination of memcpy.
8567 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
8569 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
8570 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
8571 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
8573 2009-04-25 Jan Hubicka <jh@suse.cz>
8575 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
8576 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
8577 to be reached by different label than left.
8578 (update_eh_edges): Update comment; remove edge_to_remove if possible
8579 and return true if suceeded.
8580 (cleanup_empty_eh): Accept sharing map; handle shared regions.
8581 (cleanup_eh): Compute sharing map.
8582 * except.c (remove_eh_handler_and_replace): Add argument if we should
8584 (remove_unreachable_regions): Update for label sharing.
8585 (label_to_region_map): Likewise.
8586 (get_next_region_sharing_label): New function.
8587 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
8589 (remove_eh_handler): Update.
8590 (remove_eh_region_and_replace_by_outer_of): New function.
8591 * except.h (struct eh_region): Add next_region_sharing_label.
8592 (remove_eh_region_and_replace_by_outer_of,
8593 get_next_region_sharing_label): Declare.
8594 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
8596 2009-04-25 Jan Hubicka <jh@suse.cz>
8598 * tree-cfg.c (split_critical_edges): Split also edges where we can't
8599 insert code even if they are not critical.
8601 2009-04-25 Jan Hubicka <jh@suse.cz>
8603 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8604 (gimple_can_remove_branch_p): EH edges won't remove branch by
8606 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
8607 updating of non-abnormal EH edges.
8608 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8609 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
8610 (split_critical_edges): Split also edges where emitting code on them
8611 will lead to splitting later.
8613 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8614 H.J. Lu <hongjiu.lu@intel.com>
8617 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
8618 the configured assembler supports fildq and fistpq mnemonics.
8619 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
8620 * configure: Regenerated.
8623 * config/i386/i386.c (print_operand): Handle 'Z'.
8624 ['z']: Remove handling of special fild/fist suffixes.
8625 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
8626 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
8627 suffix of fild insn.
8628 (*floatsi<mode>2_vector_mixed): Ditto.
8629 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
8630 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
8631 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8632 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
8633 * config/i386/gas.h (GAS_MNEMONICS): Remove.
8635 2009-04-25 Ben Elliston <bje@au.ibm.com>
8637 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
8638 the source of a set operation.
8640 2009-04-25 Anatoly Sokolov <aesok@post.ru>
8642 * target.h (struct gcc_target): Add case_values_threshold field.
8643 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
8644 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
8645 * targhooks.c (default_case_values_threshold): New function.
8646 * targhooks.h (default_case_values_threshold): Declare function.
8647 * stmt.c (expand_case): Use case_values_threshold target hook.
8648 * expr.h (case_values_threshold): Remove declartation.
8649 * expr.c (case_values_threshold): Remove function.
8650 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
8652 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
8653 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8654 (avr_case_values_threshold): Declare as static.
8655 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
8657 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
8658 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8659 (mn10300_case_values_threshold): New function.
8661 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8663 * ira.c (setup_cover_and_important_classes): Add enum cast.
8665 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
8667 * genpreds.c (write_enum_constraint_num): Output definition of
8668 CONSTRAINT_NUM_DEFINED_P macro.
8669 * ira.c (setup_cover_and_important_classes): Use
8670 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
8672 2009-04-24 DJ Delorie <dj@redhat.com>
8674 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
8675 __SH2A_SINGLE_ONLY__ also.
8677 2009-04-24 Steve Ellcey <sje@cup.hp.com>
8679 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
8680 (movdf_internal): Ditto.
8681 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
8682 SFmode and DFmode constants.
8683 (ia64_print_operand): Add 'G' format for printing
8684 floating point constants.
8686 2009-04-24 Richard Guenther <rguenther@suse.de>
8688 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
8689 from unsigned additions.
8691 2009-04-24 Joseph Myers <joseph@codesourcery.com>
8693 * c-typeck.c (set_init_index): Allow array designators that are
8694 not integer constant expressions with a pedwarn if pedantic.
8696 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8698 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
8699 zero if no overlap in nonzero bits between the operands.
8701 2009-04-24 Ian Lance Taylor <iant@google.com>
8703 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
8704 (record_dead_and_set_regs): Likewise.
8705 * df.h (struct df_mw_hardreg): Change flags field to int.
8706 (struct df_base_ref): Likewise.
8707 (struct df): Change changeable_flags field to int.
8708 * df-scan.c (df_defs_record): Change clobber_flags to int.
8709 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
8710 constants rather than #define macros.
8711 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
8712 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
8713 (enum dwarf_calling_convention): Likewise.
8714 (enum dwarf_line_number_x_ops): Likewise.
8715 (enum dwarf_call_frame_info): Likewise.
8716 (enum dwarf_source_language): Likewise.
8717 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
8718 (add_calling_convention_attribute): Likewise.
8719 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
8720 (combine_comparisons): Change compcode to int. Add cast to enum type.
8721 * genrecog.c (maybe_both_true_2): Change c to int.
8722 (write_switch): Likewise. Add cast to enum type.
8723 * gimplify.c (gimplify_omp_for): Handle return values from
8724 gimplify_expr using MIN rather than bitwise or.
8725 (gimplify_expr): Add cast to enum type.
8726 * ipa-prop.c (update_jump_functions_after_inlining): Change
8727 IPA_BOTTOM to IPA_JF_UNKNOWN.
8728 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
8729 Add casts to enum type.
8730 (setup_cover_and_important_classes): Change cl to int. Add casts
8732 (setup_class_translate): Change cl and mode to int.
8733 (ira_init_once): Change mode to int.
8734 (free_register_move_costs): Likewise.
8735 (setup_prohibited_mode_move_regs): Add casts to enum type.
8736 * langhooks.c (add_builtin_function_common): Rework assertion that
8737 value fits bitfield.
8738 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8739 * omega.c (omega_do_elimination): Avoid math on enum types.
8740 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8741 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8742 int local to handle integral_argment value.
8743 * regmove.c (try_auto_increment): Change PUT_MODE to
8745 * reload.c (push_secondary_reload): Add casts to enum type.
8746 (secondary_reload_class, find_valid_class): Likewise.
8747 * reload1.c (emit_input_reload_insns): Likewise.
8748 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8749 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8750 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8752 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8753 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8755 (expand_complex_libcall): Add casts to enum type.
8756 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8757 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8758 with ERROR_MARK, not NUM_TREE_CODES.
8759 (vect_create_epilog_for_reduction): Likewise.
8760 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8761 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8762 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8764 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8765 vect_unused_in_loop. Change 0 to loop_vect.
8766 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8767 * var-tracking.c (get_init_value): Change return type to enum
8769 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8770 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8772 (arm_override_options): Add casts to enum type.
8773 (arm_emit_tls_decoration): Likewise.
8774 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8776 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8777 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8778 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8780 * config/s390/s390.c (code_for_builtin_64): Change to array of
8782 (code_for_builtin_31): Likewise.
8783 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8785 * config/sparc/sparc.c (sparc_override_options): Change value
8786 field in struct code_model to enum cmodel. In initializer change
8787 0 to NULL and add cast to enum type.
8789 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8790 Change all callers. Issue a -Wc++-compat warning using
8791 lhs_origtype if necessary.
8792 (convert_for_assignment): Issue -Wc++-compat warnings about
8793 invalid conversions to enum type on assignment.
8794 * c-common.h (build_modify_expr): Update declaration.
8796 2009-04-24 Nick Clifton <nickc@redhat.com>
8798 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8799 (function_arg_advance): Likewise.
8800 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8803 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8805 * config/s390/constraints.md ('I', 'J'): Fix condition.
8807 2009-04-24 Diego Novillo <dnovillo@google.com>
8809 * gengtype-parse.c (parse_error): Add newline after message.
8811 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8813 * config/i386/sse.md (avxmodesuffixs): Removed.
8814 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8815 (*avx_pinsr<ssevecsize>): This.
8817 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8819 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8820 follow chains of regs with a single definition, and allow expressions
8821 that are function_invariant_p.
8822 (simple_rhs_p): Allow expressions that are function_invariant_p.
8824 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
8827 * fold-const.c (fold_cond_expr_with_comparison): When folding
8828 > and >= to MAX, make sure the MAX uses the same type as the
8829 comparison's operands.
8831 2009-04-24 Nick Clifton <nickc@redhat.com>
8833 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
8834 addressing for DImode accesses.
8835 (frv_print_operand_address): Handle PLUS case.
8836 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
8838 2009-04-24 Jakub Jelinek <jakub@redhat.com>
8840 PR rtl-optimization/39794
8841 * alias.c (canon_true_dependence): Add x_addr argument.
8842 * rtl.h (canon_true_dependence): Adjust prototype.
8843 * cse.c (check_dependence): Adjust canon_true_dependence callers.
8844 * cselib.c (cselib_invalidate_mem): Likewise.
8845 * gcse.c (compute_transp): Likewise.
8846 * dse.c (scan_reads_nospill): Likewise.
8847 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
8848 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
8849 canon_base_addr of the group, plus optional offset.
8850 (struct group_info): Rename canon_base_mem to
8852 (get_group_info): Set canon_base_addr to canon_rtx of base, not
8853 canon_rtx of base_mem.
8855 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
8857 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8858 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
8860 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8862 * config/spu/spu-builtins.h: Delete file.
8864 * config/spu/spu.h (enum spu_builtin_type): Move here from
8866 (struct spu_builtin_description): Likewise. Add GTY marker.
8867 Do not use enum spu_function_code or enum insn_code.
8868 (spu_builtins): Add extern declaration.
8870 * config/spu/spu.c: Do not include "spu-builtins.h".
8871 (enum spu_function_code, enum spu_builtin_type_index,
8872 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
8873 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
8874 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
8875 unsigned_V2DI_type_node): Move here from spu-builtins.h.
8876 (spu_builtin_types): Make static. Add GTY marker.
8877 (spu_builtins): Add extern declaration with GTY marker.
8880 * config/spu/spu-c.c: Do not include "spu-builtins.h".
8881 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
8882 Check programmatically whether all parameters are scalar.
8884 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
8886 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
8888 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
8889 assignment from the constructor either if the target is volatile.
8891 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
8893 * config/arm/arm.md (insv): Do not share operands[0].
8895 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
8897 * config/vxlib-tls.c (active_tls_threads): Delete.
8898 (delete_hook_installed): New.
8899 (tls_delete_hook): Don't delete the delete hook.
8900 (tls_destructor): Delete it here.
8901 (__gthread_set_specific): Adjust installing the delete hook.
8902 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
8903 __gthread_leave_tsd_dtor_context.
8905 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
8907 * c-format.c (gcc_tdiag_char_table): Add support for %E.
8909 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
8911 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
8913 (alpha_rtx_costs): Ditto.
8914 (emit_unlikely_jump): Use add_reg_note.
8915 (emit_frame_store_1): Ditto.
8916 (alpha_expand_prologue): Ditto.
8917 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8918 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
8920 2009-04-23 Nick Clifton <nickc@redhat.com>
8922 * config/v850/v850.md (epilogue): Remove suppressed code.
8923 (return): Rename to return_simple and remove test of frame size.
8924 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
8925 to gen_return_simple.
8927 2009-04-22 Jing Yu <jingyu@google.com>
8930 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
8932 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8935 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
8936 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
8937 value is a VECTOR_CST, the element type is the element type of the
8940 2009-04-22 DJ Delorie <dj@redhat.com>
8942 * config/m32c/m32c.h: Update GTY annotations to new syntax.
8944 2009-04-22 Jakub Jelinek <jakub@redhat.com>
8946 * alias.c (find_base_term): Move around LO_SUM case, so that
8947 CONST falls through into PLUS/MINUS handling.
8950 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
8951 into 0, use omit_one_operand.
8953 2009-04-23 Ben Elliston <bje@au.ibm.com>
8955 * config/rs6000/linux-unwind.h (get_regs): Remove type
8956 puns. Change the type of `pc' to an array of unsigned ints and
8957 update all users. Constify frame24.
8959 2009-04-22 DJ Delorie <dj@redhat.com>
8961 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
8962 declarations before code.
8963 (current_function_special_page_vector): Likewise.
8964 (m32c_expand_insv): Silence a warning.
8966 2009-04-21 Taras Glek <tglek@mozilla.com>
8968 * alias.c: Update GTY annotations to new syntax.
8969 * basic-block.h: Likewise.
8970 * bitmap.h: Likewise.
8971 * c-common.h: Likewise.
8972 * c-decl.c: Likewise.
8973 * c-parser.c: Likewise.
8974 * c-pragma.c: Likewise.
8975 * c-tree.h: Likewise.
8976 * cfgloop.h: Likewise.
8977 * cgraph.h: Likewise.
8978 * config/alpha/alpha.c: Likewise.
8979 * config/arm/arm.h: Likewise.
8980 * config/avr/avr.h: Likewise.
8981 * config/bfin/bfin.c: Likewise.
8982 * config/cris/cris.c: Likewise.
8983 * config/darwin.c: Likewise.
8984 * config/frv/frv.c: Likewise.
8985 * config/i386/i386.c: Likewise.
8986 * config/i386/i386.h: Likewise.
8987 * config/i386/winnt.c: Likewise.
8988 * config/ia64/ia64.h: Likewise.
8989 * config/iq2000/iq2000.c: Likewise.
8990 * config/mips/mips.c: Likewise.
8991 * config/mmix/mmix.h: Likewise.
8992 * config/pa/pa.c: Likewise.
8993 * config/pa/pa.h: Likewise.
8994 * config/rs6000/rs6000.c: Likewise.
8995 * config/s390/s390.c: Likewise.
8996 * config/sparc/sparc.c: Likewise.
8997 * config/xtensa/xtensa.c: Likewise.
8998 * cselib.h: Likewise.
8999 * dbxout.c: Likewise.
9000 * dwarf2out.c: Likewise.
9001 * except.c: Likewise.
9002 * except.h: Likewise.
9003 * fixed-value.h: Likewise.
9004 * function.c: Likewise.
9005 * function.h: Likewise.
9006 * gimple.h: Likewise.
9007 * integrate.c: Likewise.
9008 * optabs.c: Likewise.
9009 * output.h: Likewise.
9012 * stringpool.c: Likewise.
9013 * tree-data-ref.c: Likewise.
9014 * tree-flow.h: Likewise.
9015 * tree-scalar-evolution.c: Likewise.
9016 * tree-ssa-address.c: Likewise.
9017 * tree-ssa-alias.h: Likewise.
9018 * tree-ssa-operands.h: Likewise.
9021 * varasm.c: Likewise.
9022 * varray.h: Likewise.
9024 * coretypes.h: Do not define GTY macro if it is already defined.
9025 * doc/gty.texi: Update GTY documentation to new syntax.
9026 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9027 annotations on structs.
9028 * gengtype-parse.c: Likewise.
9030 2009-04-22 Mark Heffernan <meheff@google.com>
9032 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9034 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9036 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9039 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9041 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9042 the same as a PLUS without a shift. Increase the cost of a
9045 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9047 * Makefile.in: Update dependencies.
9048 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9049 * errors.h: Remove bogus comment about compatibility.
9050 (warning): Update declaration.
9051 * genautomata.c: Update all calls to warning.
9052 * gimple.c: Do not include errors.h. Include toplev.h.
9053 * tree-ssa-structalias.c: Do not include errors.h.
9054 * omega.c: Likewise.
9055 * tree-ssa-reassoc.c: Likewise.
9056 * config/spu/spu-c.c: Likewise.
9057 * config/spu/t-spu-elf: Update dependencies.
9059 2009-04-22 Richard Guenther <rguenther@suse.de>
9061 PR tree-optimization/39824
9062 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9063 make sure the types are compatible.
9065 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9068 * c-common.c (c_parse_error): Take a token_flags parameter.
9069 Use token_type for the token type instead.
9070 Pass token_flags to cpp_type2name.
9071 * c-common.h (c_parse_error): Update declaration.
9072 * c-parser.c (c_parser_error): Pass 0 as token flags.
9074 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9076 PR rtl-optimization/39580
9077 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9079 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9081 * function.c (expand_function_end): Do not emit a jump to the "naked"
9082 return label for fall-through returns.
9083 * except.c (sjlj_emit_function_exit): Always place the call to the
9084 unregister function at the location installed by expand_function_end.
9086 2009-04-22 Richard Guenther <rguenther@suse.de>
9088 PR tree-optimization/39845
9089 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9090 (gen_inbound_check): Likewise.
9092 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9094 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9096 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9097 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9099 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9101 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9102 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9103 shift counts to avoid out-of-bounds array accesses.
9105 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9107 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9108 (Pmode): Move above.
9110 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9112 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9113 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9114 GET_CODE macro. Use IN_RANGE macro where appropriate.
9115 * config/alpha/alpha.h: Ditto.
9116 * config/alpha/alpha.md: Ditto.
9117 * config/alpha/constraints.md: Ditto.
9118 * config/alpha/predicates.md: Ditto.
9120 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9122 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9123 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9124 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9125 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9126 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9127 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9128 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9129 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9130 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9131 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9132 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9133 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9134 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9135 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9136 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9137 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9138 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9139 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9140 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9141 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9142 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9143 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9144 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9145 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9146 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9147 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9148 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9150 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9152 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9153 references from comments.
9154 * cfgbuild.c: (count_basic_blocks): Delete.
9155 (find_basic_blocks_1): Delete.
9156 (find_basic_blocks): Delete.
9157 * except.c (finish_eh_generation): Make static. Move comment from
9158 except.h here. Remove find_basic_blocks references from comments.
9159 * except.h (finish_eh_generation): Delete.
9160 * basic-block.h (find_basic_blocks): Delete.
9161 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9163 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9165 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9166 (sdbout_parms): Likewise.
9168 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9170 * config/sh/sh.c (prepare_cbranch_operands): Use
9171 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9172 (expand_cbranchdi4): Likewise.
9173 (from_compare): Add cast to enum type.
9174 (expand_cbranchsi4): Use add_reg_note.
9175 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9176 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9177 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9178 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9179 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9180 instead of CODE_FOR_nothing.
9181 (cbranchdi4): Likewise. Fix the order of arguments for
9183 (push_fpscr): Use add_reg_note.
9184 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9185 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9187 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9189 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9190 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9191 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9192 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9193 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9194 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9195 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9196 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9197 config/alpha/x-vms, config/arc/t-arc,
9198 config/arm/README-interworking, config/arm/arm-c.c,
9199 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9200 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9201 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9202 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9203 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9204 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9205 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9206 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9207 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9208 config/cris/t-elfmulti, config/crx/t-crx,
9209 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9210 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9211 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9212 config/h8300/t-h8300, config/i386/athlon.md,
9213 config/i386/darwin-libgcc.10.4.ver,
9214 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9215 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9216 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9217 config/i386/t-linux64, config/i386/t-nwld,
9218 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9219 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9220 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9221 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9222 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9223 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9224 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9225 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9226 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9227 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9228 config/m68k/t-uclinux, config/mcore/t-mcore,
9229 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9230 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9231 config/mips/crtn.asm, config/mips/irix-crti.asm,
9232 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9233 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9234 config/mips/mips-fixed.md, config/mips/sb1.md,
9235 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9236 config/mips/t-iris6, config/mips/t-isa3264,
9237 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9238 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9239 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9240 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9241 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9242 config/mn10300/t-linux, config/mn10300/t-mn10300,
9243 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9244 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9245 config/picochip/libgccExtras/clzsi2.asm,
9246 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9247 config/rs6000/darwin-libgcc.10.4.ver,
9248 config/rs6000/darwin-libgcc.10.5.ver,
9249 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9250 config/rs6000/t-aix43, config/rs6000/t-aix52,
9251 config/rs6000/t-darwin, config/rs6000/t-fprules,
9252 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9253 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9254 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9255 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9256 config/rs6000/t-rtems, config/rs6000/t-spe,
9257 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9258 config/score/t-score-elf, config/sh/divcost-analysis,
9259 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9260 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9261 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9262 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9263 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9264 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9265 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9266 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9267 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9268 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9269 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9270 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9271 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9272 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9273 * config/h8300/genmova.sh: Include copyright and license notices
9274 in generated output.
9275 * config/h8300/mova.md: Regenerate.
9276 * doc/install.texi2html: Include word "Copyright" in copyright
9277 notice and use name "Free Software Foundation, Inc.".
9278 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9279 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9280 ChangeLog-2007, ChangeLog-2008: Correct dates.
9282 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9284 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9285 NE_EXPR operations as well.
9286 * c-parser.c (c_parser_condition): Do not set location information on
9288 (c_parser_conditional_expression): Likewise.
9289 (c_parser_binary_expression): Set location information on operators.
9290 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9291 TRUTH_NOT_EXPR has been folded.
9292 * fold-const.c (fold_truth_not_expr): Copy location information from
9293 the incoming expression to the outgoing one.
9294 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9295 recursive calls on the LHS of the operator but pass that of the
9296 operator to recursive calls on the RHS of the operator. Set it
9298 (shortcut_cond_expr): Set the locus of the operator on the second
9299 COND_EXPR and that of the expression on the first in degenerate cases.
9300 Pass the locus of the expression to calls to shortcut_cond_r.
9301 Set the locus of the 'then' block on the associated jump, if any.
9302 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9303 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9304 expression to call to gimplify_boolean_expr.
9306 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9308 * config.gcc: Add additional configuration for
9309 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9310 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9311 (CPP_SPEC): Redefine for allowing -municode option.
9312 (STARTFILE_SPEC): Likewise.
9313 * config/i386/t-mingw-w64: New.
9314 * config/i386/mingw-w64.opt: New.
9315 (municode): Add new target option.
9316 * doc/invoke.texi (municode): Add documentation for new option.
9318 2009-04-21 Ian Lance Taylor <iant@google.com>
9320 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9321 Correct test for number of arguments.
9322 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9324 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9326 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9327 argument of emit_library_call.
9329 2009-04-21 Richard Guenther <rguenther@suse.de>
9332 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9333 inside VIEW_CONVERT_EXPRs.
9335 2009-04-21 Martin Jambor <mjambor@suse.cz>
9337 * tree-switch-conversion.c (build_constructors): Split a long line.
9338 (constructor_contains_same_values_p): New function.
9339 (build_one_array): Create assigns of constants if possible, do not
9340 call mark_sym_for_renaming, call update_stmt.
9341 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9342 make_rename_temp. Do not call mark_symbols_for_renaming, call
9344 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9345 find_new_referenced_vars, call update_stmt.
9346 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9347 instead of calling make_rename_temp. Do not call
9348 find_new_referenced_vars or mark_symbols_for_renaming, call
9351 2009-04-21 Richard Guenther <rguenther@suse.de>
9353 PR tree-optimization/39827
9354 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9355 (tree_ssa_phiprop): Pass the correct array size.
9357 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9359 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9361 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9364 * c-typeck.c (lvalue_p): Move declaration ...
9365 * c-common.h (lvalue_p): ... to here.
9366 * c-common.c (candidate_equal_p): New.
9367 (add_tlist): Use it.
9368 (merge_tlist): Use it.
9369 (warn_for_collisions_1): Likewise.
9370 (warning_candidate_p): Accept more candidates.
9371 (verify_tree): A warning candidate can be an expression. Use
9374 2009-04-21 Ben Elliston <bje@au.ibm.com>
9377 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9378 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9379 options. Remove -mcall-solaris documentation.
9381 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9384 * doc/invoke.texi (-Wlong-long): Update description.
9385 * c-lex (interpret_integer): Only warn if there was no previous
9386 overflow and -Wlong-long is enabled.
9387 * c-decl.c (declspecs_add_type): Drop redundant flags.
9388 * c.opt (Wlong-long): Init to -1.
9389 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9390 and front-end warn_long_long. Wlong-long only depends on other
9391 flags if it is uninitialized.
9392 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9393 the same for CPP and FE.
9394 (restore_extension_diagnostics): Likewise.
9396 2009-04-20 Ian Lance Taylor <iant@google.com>
9398 Fix enum conversions which are invalid in C++:
9399 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9400 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9401 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9402 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9403 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9404 (dbxout_parms): Likewise.
9405 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9406 (df_clear_flags): Likewise.
9407 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9408 top_flag parameter to int.
9409 (df_chain_create_bb_process_use): Likewise.
9410 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9412 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9413 (df_ref_create_structure, df_def_record_1): Likewise.
9414 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9415 (df_notes_rescan): Change 0 to VOIDmode in function call.
9416 (df_get_call_refs, df_insn_refs_collect): Likewise.
9417 (df_bb_regs_collect): Likewise.
9418 (df_entry_block_defs_collect): Likewise.
9419 (df_exit_block_uses_collect): Likewise.
9420 * df.h: Update declarations.
9421 * double-int.c (double_int_divmod): Add cast to enum type.
9422 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9423 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9424 (based_loc_descr): Likewise.
9425 (loc_descriptor_from_tree_1): Change first_op and second_op to
9426 enum dwarf_location_atom. Add cast to enum type.
9427 * expmed.c (init_expmed): Change 0 to SET in function call.
9428 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9429 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9430 (do_store_flag): Likewise.
9431 * fixed-value.h (struct fixed_value): Change mode to enum
9433 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9434 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9436 (insert_insn_decl, insert_decl, insert_state): Likewise.
9437 (automata_list_finish): Likewise.
9438 * genrecog.c (process_define_predicate): Add cast to enum type.
9439 * gensupport.c (init_predicate_table): Add cast to enum type.
9440 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9442 (gimple_build_call_1, gimple_build_label): Likewise.
9443 (gimple_build_goto, gimple_build_asm_1): Likewise.
9444 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9445 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9446 (enum fallback): Rename from enum fallback_t.
9447 (fallback_t): Typedef as int.
9448 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9449 GSI_SAME_STMT in function call.
9450 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9452 (setup_reg_class_relations): Likewise.
9453 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9454 (setup_prohibited_class_mode_regs): Add cast to enum type.
9455 (setup_prohibited_mode_move_regs): Likewise.
9456 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9457 (record_address_regs): Change i to enum reg_class.
9458 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9459 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9460 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9461 (GET_MODE_2XWIDER_MODE): Likewise.
9462 (GET_CLASS_NARROWEST_MODE): Likewise.
9463 * omp-low.c (expand_omp_for): Add cast to enum type.
9464 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9465 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9466 * postreload.c (reload_cse_simplify_operands): Change rclass local
9468 * predict.c (combine_predictions_for_insn): Change best_predictor
9469 and predictor to enum br_predictor.
9470 (combine_predictions_for_bb): Likewise.
9471 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9472 use SET_PREDICT_EXPR_OUTCOME.
9473 * real.c (real_arithmetic): Change icode to code in function call.
9474 * reginfo.c (init_move_cost): Add casts to enum type.
9475 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9476 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9478 * reload.c (find_valid_class): Add casts to enum type.
9479 (push_reload): Change 0 to NO_REGS in function call.
9480 (find_reloads): Change this_alternative to array of enum
9481 reg_class. Remove some now-unnecessary casts.
9482 (make_memloc): Change 0 to VOIDmode in function call.
9483 * reload1.c (reload): Change 0 to VOIDmode in function call.
9484 (eliminate_regs_1, elimination_effects): Likewise.
9485 (eliminate_regs_in_insn): Likewise.
9486 (emit_input_reload_insns): Add cast to enum type.
9487 (delete_output_reload): Change 0 to VOIDmode in function call.
9488 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9489 to enum type in function call.
9490 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9491 (SET_PREDICT_EXPR_OUTCOME): Define.
9492 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9493 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9494 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9495 (dump_function): Likewise.
9496 * tree-dump.h: Update declarations.
9497 * tree-pass.h: Update declarations.
9498 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9499 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9501 (arm_rtx_costs_1): Correct parenthesization.
9502 (arm_rtx_costs): Add casts to enum type.
9503 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9504 (vfp_emit_fstmd): Use add_rg_note.
9505 (emit_multi_reg_push, emit_sfm): Likewise.
9506 (thumb_set_frame_pointer): Likewise.
9507 (arm_expand_prologue): Likewise.
9508 (arm_regno_class): Change return type to enum reg_class.
9509 (thumb1_expand_prologue): Use add_reg_note.
9510 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9511 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
9513 * config/arm/gentune.sh: Add cast to enum type.
9514 * config/arm/arm-tune.md: Rebuild.
9515 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
9516 (ix86_split_fp_branch, predict_jump): Likewise.
9517 (ix86_expand_multi_arg_builtin): Change sub_code from enum
9518 insn_code to enum rtx_code.
9519 (ix86_builtin_vectorized_function): Add cast to enum type.
9520 * config/i386/i386.md (truncdfsf2): Change slot to enum
9522 (truncxf<mode>2, isinf<mode>2): Likewise.
9523 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
9525 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
9526 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
9527 (insert_bundle_state): Change 1 to INSERT in function call.
9528 (ia64_add_bundle_selector_before): Likewise.
9529 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
9530 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
9531 (restore_stack_nonlocal): Likewise.
9532 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
9534 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
9536 (mips_rtx_costs): Likewise.
9537 (mips_override_options): Add casts to enum type.
9538 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
9540 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
9541 (store_reg, set_reg_plus_d): Likewise.
9542 (hppa_expand_prologue, hppa_profile_hook): Likewise.
9543 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9545 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
9547 (emit_unlikely_jump): Use add_reg_note.
9548 (rs6000_emit_allocate_stack): Likewise.
9549 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
9550 (output_toc): Change 1 to INSERT in function call.
9551 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
9552 (rs6000_initialize_trampoline): Likewise.
9553 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
9555 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
9556 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
9557 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
9558 (save_gprs): Use add_reg_note.
9559 (s390_emit_prologue): Likewise.
9560 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9561 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
9562 (sparc_fold_builtin): Add cast to enum type.
9563 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
9565 (spu_expand_prologue): Use add_reg_note.
9566 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
9568 2009-04-20 Ian Lance Taylor <iant@google.com>
9570 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
9571 (c_parser_postfix_expression_after_primary): Get VEC for list of
9572 arguments. Get original types of arguments. Call
9573 build_function_call_vec.
9574 (cached_expr_list_1, cached_expr_list_2): New static variables.
9575 (c_parser_expr_list): Change return type to VEC *. Add
9576 p_orig_types parameter. Change all callers.
9577 (c_parser_release_expr): New static function.
9578 (c_parser_vec_to_tree_list): New static function.
9579 * c-typeck.c (build_function_call): Rewrite to build a VEC and
9580 call build_function_call_vec.
9581 (build_function_call_vec): New function, based on old
9582 build_function_call.
9583 (convert_arguments): Remove nargs and argarray parameters. Change
9584 values to a VEC. Add origtypes parameter.
9585 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
9586 (convert_for_assignment): Add origtype parameter. Change all
9587 callers. If warn_cxx_compat, check for conversion to an enum
9588 type when calling a function.
9589 (store_init_value): Add origtype parameter. Change all callers.
9590 (digest_init): Likewise.
9591 (struct init_node): Add origtype field.
9592 (add_pending_init): Add origtype parameter. Change all callers.
9593 (output_init_element): Likewise.
9594 (output_pending_init_elements): Pass origtype from init_node to
9595 output_init_element.
9596 (process_init_element): Pass origtype from c_expr to
9597 output_init_element.
9598 (c_finish_return): Add origtype parameter. Change all callers.
9599 * c-common.c (sync_resolve_size): Change params to VEC *. Change
9601 (sync_resolve_params): Likewise.
9602 (sync_resolve_return): Change params to first_param. Change caller.
9603 (resolve_overloaded_builtins): Change params to VEC *. Change
9604 callers. Save first parameter around call to build_function_call_vec.
9605 * c-decl.c (finish_decl): Add origtype parameter. Change all
9606 callers. Call build_function_call_vec rather than
9607 build_function_call for cleanup.
9608 * c-tree.h: Update declarations.
9609 * c-common.h: Update declarations.
9610 * stub-objc.c (objc_rewrite_function_call): Change parameter from
9611 params to first_param.
9612 * target.h (struct gcc_target): Change resolve_overloaded_builtin
9613 params parameter from tree to void *.
9614 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9615 Change arglist parameter to have type void *, and to be a pointer
9617 * config/rs6000/rs6000-protos.h
9618 (altivec_resolve_overloaded_builtin): Update declaration.
9619 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
9620 fnargs parameter to have type void *, and to be a pointer to a
9621 VEC. Call build_function_call_vec instead of
9622 build_function_call.
9623 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
9625 2009-04-20 Joey Ye <joey.ye@intel.com>
9626 Xuepeng Guo <xuepeng.guo@intel.com>
9627 H.J. Lu <hongjiu.lu@intel.com>
9629 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
9631 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
9632 (IX86_LEA_PRIORITY): Likewise.
9633 (distance_non_agu_define): New function.
9634 (distance_agu_use): Likewise.
9635 (ix86_lea_for_add_ok): Likewise.
9636 (ix86_dep_by_shift_count): Likewise.
9638 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
9639 should split for LEA.
9641 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
9643 (ix86_dep_by_shift_count): Likewise.
9645 2009-04-20 Richard Guenther <rguenther@suse.de>
9647 * expr.c (handled_component_p): Move ...
9648 * tree.h (handled_component_p): ... here.
9649 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
9650 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
9651 and REALPART_EXPR to be in one group.
9653 2009-04-20 Richard Guenther <rguenther@suse.de>
9655 * basic-block.h (get_all_dominated_blocks): Declare.
9656 * dominance.c (get_all_dominated_blocks): New function.
9657 * tree-cfg.c (get_all_dominated_blocks): Remove.
9658 (remove_edge_and_dominated_blocks): Adjust.
9659 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
9660 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
9661 instead of recursing.
9663 2009-04-20 Doug Kwan <dougkwan@google.com>
9665 * cgraph.h (cgraph_node_ptr): New type for vector functions.
9666 (struct cgraph_node_set_def): New type.
9667 (cgraph_node_set) New type. Also declare vector functions.
9668 (struct cgraph_node_set_element_def): New type.
9669 (cgraph_node_set_element): Ditto.
9670 (cgraph_node_set_iterator): New iterator type.
9671 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
9672 cgraph_node_set_remove, dump_cgraph_node_set,
9673 debug_cgraph_node_set): New prototypes.
9674 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
9675 cgraph_node_set_size): New inlines.
9676 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
9678 (struct ipa_opt_pass): Add struct cgraph_node_set_def
9679 argument to function 'write_summary'.
9680 * ipa.c: Include ggc.h.
9681 (hash_cgraph_node_set_element,
9682 eq_cgraph_node_set_element, cgraph_node_set_new,
9683 cgraph_node_set_add, cgraph_node_set_remove,
9684 cgraph_node_set_find, dump_cgraph_node_set,
9685 debug_cgraph_node_set): New functions.
9686 * Makefile.in (ipa.o): Add dependency on GGC_H.
9688 2009-04-20 Ira Rosen <irar@il.ibm.com>
9690 PR tree-optimization/39675
9691 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
9692 check of the return code of vect_schedule_slp. Check that
9693 stmt_vec_info still exists for the statement, before checking its
9696 2009-04-20 Michael Matz <matz@suse.de>
9698 * Makefile.in (generated_files): Take out $(simple_generated_c).
9700 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
9702 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
9703 (UINTPTR_TYPE): Likewise.
9705 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9708 * c-typeck.c (digest_init): Check for initializing an array with a
9711 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9714 * c-semantics.c (pop_stmt_list): Propagate
9715 STATEMENT_LIST_HAS_LABEL to parent statement list.
9717 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
9719 * config/mips/mips.h (mips_tune_attr): New macro.
9720 * config/mips/mips.md (cpu): Use it.
9722 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9725 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
9728 2009-04-19 Diego Novillo <dnovillo@google.com>
9730 * toplev.c (compile_file): Move call to coverage_finish ...
9731 * cgraphunit.c (ipa_passes): ... here.
9732 Call cgraph_process_new_functions.
9733 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
9734 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9736 2009-04-19 Jan Hubicka <jh@suse.cz>
9738 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9740 (dump_cgraph_node): Dump can throw external flag.
9741 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9743 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9747 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9748 * common.opt (Wlogical-op): Move from here...
9749 * c.opt (Wlogical-op): ... to here.
9750 * c-typeck.c (parser_build_binary_op): Update call to
9751 warn_logical_operator.
9752 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9754 * c-common.c (warn_logical_op): Update.
9755 * c-common.h (warn_logical_op): Update declaration.
9757 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9759 * tree.c (protected_set_expr_location): Fix formatting.
9761 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9764 * c-typeck.c (readonly_warning): new.
9765 (build_unary_op, build_modify_expr): Use readonly_warning for
9766 storing into something readonly but not const-qualified.
9768 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9771 * c-typeck.c (build_unary_op): Check for taking address of
9772 expression of type void.
9774 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9777 * c-typeck.c (build_function_call): Check for calling a function
9778 with qualified void return types. Call require_complete_type when
9781 2009-04-18 Jan Hubicka <jh@suse.cz>
9783 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9785 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9786 can_throw_external flag.
9787 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9788 * ipa-pure-const.c (ignore_edge): New function.
9789 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9790 only over can_throw_external edges.
9791 (local_pure_const): Add nothrow flag.
9792 * ipa-utils.c (searchc): Add ignore_edge callback.
9793 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9794 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9795 (set_nothrow_function_flags): Update cgraph.
9796 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9798 2009-04-18 Richard Guenther <rguenther@suse.de>
9801 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9802 (fold_stmt): ... this and ...
9803 (fold_stmt_inplace): ... this.
9804 (fold_stmt_1): Fold references in calls and asms.
9805 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9807 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9809 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9810 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9812 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9814 * tree.c (function_args_count): Remove.
9815 * tree.h: Remove the prototype for function_args_count.
9817 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9819 * tree-iterator.c (expr_only): Remove.
9820 * tree.h: Remove the prototype for expr_only.
9822 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9824 * reginfo.c (cannot_change_mode_set_regs): Remove.
9825 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
9827 2009-04-08 Anatoly Sokolov <aesok@post.ru>
9829 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9830 whether operands 0 and 1 overlaps.
9832 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9835 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
9836 pointer. Use warning_at instead of warning.
9837 (search_for_addr_array): Likewise.
9838 (check_array_bounds): Likewise.
9839 (check_all_array_refs): Check that the incoming edge is not in the
9840 list of edges to be removed.
9841 (check_all_array_refs): Avoid the temporal pointer.
9842 (vrp_visit_cond_stmt): Fix typo.
9843 (simplify_switch_using_ranges): Handle the case where the switch
9844 index is an integer constant.
9846 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
9848 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
9850 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9852 * doc/extend.texi, doc/invoke.texi: Fix typos.
9854 2009-04-17 Cary Coutant <ccoutant@google.com>
9856 * tree-flow-inline.h (get_lineno): Fix inverted test.
9858 2009-04-17 Diego Novillo <dnovillo@google.com>
9860 * tree-ssa-pre.c (create_expression_by_pieces): Remove
9861 assertion for AVAIL_OUT.
9863 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9866 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
9867 * config/sh/linux-atomic.asm: Likewise.
9869 2009-04-17 Diego Novillo <dnovillo@google.com>
9871 * except.c (debug_eh_tree): New.
9872 (struct eh_region, struct eh_status): Move ...
9873 * except.h: ... here.
9874 (add_type_for_runtime): Declare extern.
9875 (lookup_type_for_runtime): Likewise.
9876 (debug_eh_tree): Declare.
9877 * Makefile.in (GTFILES): List except.h before except.c
9879 2009-04-17 Diego Novillo <dnovillo@google.com>
9881 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
9882 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9883 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
9884 (find_vars_r): ... here.
9885 * tree-flow.h (find_referenced_vars_in): Declare.
9886 * tree-ssa-pre.c (create_expression_by_pieces): Assert
9887 that AVAIL_OUT exists for BLOCK.
9888 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
9889 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
9890 (tree-parloops.o): Likewise.
9892 2009-04-17 Simon Baldwin <simonb@google.com>
9894 * toplev.c (default_tree_printer): Add handling for %E format.
9896 2009-04-17 Diego Novillo <dnovillo@google.com>
9898 * tree-pretty-print.c (dump_generic_node): Add break after
9899 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
9900 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
9901 FUNCTION_TYPE together. Call print_struct_decl when printing
9902 structures and TDF_SLIM is not given.
9903 (print_struct_decl): Fix logic for detecting recursion.
9905 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9908 * gcc.c (create_at_file): New.
9909 (compile_input_file_p): New.
9910 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
9911 * main.c (main): Update call to toplev_main.
9912 * toplev.c (toplev_main): Change signature. Call expandargv.
9913 * toplev.h (toplev_main): Change signature.
9915 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9917 * dwarf2out.c (field_byte_offset): Use the type size as the field size
9918 if the latter is not constant.
9920 2009-04-17 David Edelsohn <edelsohn@gnu.org>
9922 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
9924 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9926 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
9927 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
9929 2009-04-17 Richard Guenther <rguenther@suse.de>
9931 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9932 Handle component references view-converting an invariant address.
9934 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
9936 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
9937 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
9938 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
9939 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
9940 Use @deftypevr rather than @deftypevar.
9942 2009-04-17 Richard Guenther <rguenther@suse.de>
9944 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
9945 (get_prop_source_stmt): Likewise.
9946 (can_propagate_from): Likewise.
9948 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
9950 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
9951 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
9952 (--with-multilib-list): Add default value.
9953 * configure: Regenerate.
9954 * Makefile.in (TM_ENDIAN_CONFIG): Define.
9955 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9956 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
9957 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
9958 Don't add default cpu to multilib list unnecessarily, but do enable
9959 the relevant compiler option..
9960 Add support for --with-multilib-list=<blank> and
9961 --with-multilib-list=!<somelib> to supress unwanted multilibs.
9962 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
9963 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
9964 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
9966 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
9967 (MULTILIB_OSDIRNAMES): New variable.
9968 * config/sh/t-1e: Delete file.
9969 * config/sh/t-mlib-sh1: Delete file.
9970 * config/sh/t-mlib-sh2: Delete file.
9971 * config/sh/t-mlib-sh2a: Delete file.
9972 * config/sh/t-mlib-sh2a-nofpu: Delete file.
9973 * config/sh/t-mlib-sh2a-single: Delete file.
9974 * config/sh/t-mlib-sh2a-single-only: Delete file.
9975 * config/sh/t-mlib-sh2e: Delete file.
9976 * config/sh/t-mlib-sh3e: Delete file.
9977 * config/sh/t-mlib-sh4: Delete file.
9978 * config/sh/t-mlib-sh4-nofpu: Delete file.
9979 * config/sh/t-mlib-sh4-single: Delete file.
9980 * config/sh/t-mlib-sh4-single-only: Delete file.
9981 * config/sh/t-mlib-sh4a: Delete file.
9982 * config/sh/t-mlib-sh4a-nofpu: Delete file.
9983 * config/sh/t-mlib-sh4a-single: Delete file.
9984 * config/sh/t-mlib-sh4a-single-only: Delete file.
9985 * config/sh/t-mlib-sh4al: Delete file.
9986 * config/sh/t-mlib-sh5-32media: Delete file.
9987 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
9988 * config/sh/t-mlib-sh5-64media: Delete file.
9989 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
9990 * config/sh/t-mlib-sh5-compact: Delete file.
9991 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
9992 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
9993 * doc/install.texi (Options specification): Add
9994 --with-multilib-list and --with-endian.
9996 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9998 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10000 (OBJS-common): Add plugin-version.o.
10001 (plugin-version.o): New.
10002 * gcc-plugin.h (plugin_gcc_version): New.
10003 (plugin_default_version_check): New.
10004 (plugin_init_func, plugin_init): Add version argument.
10005 * plugin-version.c: New.
10006 * plugin.c (str_plugin_gcc_version_name): New.
10007 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10008 pass it to the init function.
10009 (plugin_default_version_check): New.
10011 2009-04-17 Richard Guenther <rguenther@suse.de>
10013 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10014 for decl-vs-decl disambiguation.
10016 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10018 * config/s390/s390.h (s390_tune_attr): New macro definition.
10019 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10021 2009-04-17 Richard Guenther <rguenther@suse.de>
10023 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10024 (fold_stmt_r): Likewise.
10025 (maybe_fold_reference): New function.
10026 (fold_gimple_assign): Handle cases fold_stmt_r did.
10027 (fold_stmt): Do not use fold_stmt_r.
10028 (fold_stmt_inplace): Likewise.
10030 2009-04-17 Richard Guenther <rguenther@suse.de>
10032 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10033 (record_equivalences_from_stmt): Remove useless checks and
10035 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10036 the type is already suitable.
10038 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10040 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10042 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10044 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10045 (CMPtype): Define as __gcc_CMPtype.
10047 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10049 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10050 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10052 2009-04-17 Richard Guenther <rguenther@suse.de>
10054 PR tree-optimization/39746
10055 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10056 special-casing for builtins and static variable use/def.
10057 (call_may_clobber_ref_p_1): Likewise.
10059 2009-04-16 Ian Lance Taylor <iant@google.com>
10061 * df.h: Include "timevar.h".
10062 (struct df_problem): Change tv_id field to timevar_id_t.
10063 * tree-pass.h: Include "timevar.h".
10064 (struct opt_pass): Change tv_id field to timevar_id_t.
10065 * timevar.h (timevar_id_t): Define TV_NONE.
10066 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10067 TV_NONE rather than tv_id != 0.
10068 (execute_one_pass): Likewise.
10069 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10070 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10071 dependencies to $(TREE_PASS_H).
10072 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10074 (pass_branch_target_load_optimize2): Likewise.
10075 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10076 (pass_outof_cfg_layout_mode): Likewise.
10077 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10078 (pass_rebuild_cgraph_edges): Likewise.
10079 (pass_remove_cgraph_callee_edges): Likewise.
10080 * df-core.c (pass_df_initialize_opt): Likewise.
10081 (pass_df_initialize_no_opt): Likewise.
10082 (pass_df_finish): Likewise.
10083 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10084 * except.c (pass_set_nothrow_function_flags): Likewise.
10085 (pass_convert_to_eh_region_ranges): Likewise.
10086 * final.c (pass_compute_alignments): Likewise.
10087 * function.c (pass_instantiate_virtual_regs): Likewise.
10088 (pass_init_function): Likewise.
10089 (pass_leaf_regs): Likewise.
10090 (pass_match_asm_constraints): Likewise.
10091 * gimple-low.c (pass_lower_cf): Likewise.
10092 (pass_mark_used_blocks): Likewise.
10093 * init-regs.c (pass_initialize_regs): Likewise.
10094 * integrate.c (pass_initial_value_sets): Likewise.
10095 * ira.c (pass_ira): Likewise.
10096 * jump.c (pass_cleanup_barriers): Likewise.
10097 * omp-low.c (pass_expand_omp): Likewise.
10098 (pass_lower_omp): Likewise.
10099 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10100 * recog.c (pass_split_all_insns): Likewise.
10101 (pass_split_after_reload): Likewise.
10102 (pass_split_before_regstack): Likewise.
10103 (pass_split_before_sched2): Likewise.
10104 (pass_split_for_shorten_branches): Likewise.
10105 * reginfo.c (pass_reginfo_init): Likewise.
10106 (pass_subregs_of_mode_init): Likewise.
10107 (pass_subregs_of_mode_finish): Likewise.
10108 * passes.c (pass_postreload): Likewise.
10109 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10110 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10111 (pass_warn_function_return): Likewise.
10112 (pass_warn_function_noreturn): Likewise.
10113 * tree-complex.c (pass_lower_complex): Likewise.
10114 (pass_lower_complex_O0): Likewise.
10115 * tree-if-conv.c (pass_if_conversion): Likewise.
10116 * tree-into-ssa.c (pass_build_ssa): Likewise.
10117 * tree-mudflap.c (pass_mudflap_1): Likewise.
10118 (pass_mudflap_2): Likewise.
10119 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10120 (pass_mudflap_2): Likewise.
10121 * tree-nrv.c (pass_return_slot): Likewise.
10122 * tree-object-size.c (pass_object_sizes): Likewise.
10123 * tree-optimize.c (pass_all_optimizations): Likewise.
10124 (pass_early_local_passes): Likewise.
10125 (pass_all_early_optimizations): Likewise.
10126 (pass_cleanup_cfg): Likewise.
10127 (pass_cleanup_cfg_post_optimizing): Likewise.
10128 (pass_free_datastructures): Likewise.
10129 (pass_free_cfg_annotations): Likewise.
10130 (pass_fixup_cfg): Likewise.
10131 (pass_init_datastructures): Likewise.
10132 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10133 (pass_late_warn_uninitialized): Likewise.
10134 (pass_update_address_taken): Likewise.
10135 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10136 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10137 (pass_cse_sincos): Likewise.
10138 (pass_convert_to_rsqrt): Likewise.
10139 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10140 * tree-stdarg.c (pass_stdarg): Likewise.
10141 * tree-tailcall.c (pass_tail_recursion): Likewise.
10142 (pass_tail_calls): Likewise.
10143 * tree-vect-generic.c (pass_lower_vector): Likewise.
10144 (pass_lower_vector_ssa): Likewise.
10145 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10147 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10149 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10151 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10153 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10154 logical and signext.
10156 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10159 * config/sh/predicates.md (arith_operand): Check if the operand
10160 of TRUNCATE is a REG.
10162 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10164 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10165 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10167 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10169 * tree-iterator.c (tsi_split_statement_list_after,
10170 tsi_split_statement_list_before): Remove.
10171 * tree-iterator.h: Remove the prototypes for
10172 tsi_split_statement_list_after and tsi_split_statement_list_before.
10174 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10176 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10177 * tree-ssa-propagate.h: Remove the prototype for
10178 stmt_makes_single_load.
10180 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10182 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10183 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10185 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10187 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10189 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10191 * except.c (eh_region_outer_p): Remove.
10192 * except.h: Remove the prototype for eh_region_outer_p.
10194 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10196 * function.c (current_function_assembler_name): Remove.
10197 * function.h: Remove the prototype for
10198 current_function_assembler_name.
10200 2009-04-16 Ian Lance Taylor <iant@google.com>
10202 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10203 (add_reg_note): Call alloc_reg_note.
10204 * rtl.h (alloc_reg_note): Declare.
10205 * combine.c (try_combine): Use alloc_reg_note.
10206 (recog_for_combine, move_deaths): Likewise.
10207 (distribute_notes): Use alloc_reg_note and add_reg_note.
10208 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10209 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10210 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10212 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10214 PR rtl-optimization/39762
10215 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10216 ira_may_move_out_cost): Add comments about way of their usage.
10217 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10219 * ira-conflicts.c (process_regs_for_copy): Use function
10220 ira_get_register_move_cost instead of global
10221 ira_register_move_cost.
10223 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10224 color_pass, move_spill_restore, update_curr_costs): Ditto.
10226 * ira-lives.c (process_single_reg_class_operands): Ditto.
10228 * ira-emit.c (emit_move_list): Ditto.
10230 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10231 (record_reg_classes): Ditto. Use functions
10232 ira_get_register_move_cost and ira_get_may_move_cost instead of
10233 global vars ira_register_move_cost, ira_may_move_out_cost and
10234 ira_may_move_in_cost.
10235 (record_address_regs): Don't call ira_init_register_move_cost.
10236 Use function ira_get_may_move_cost instead of global
10237 ira_may_move_in_cost.
10238 (process_bb_node_for_hard_reg_moves): Use function
10239 ira_get_register_move_cost instead of global ira_register_move_cost.
10240 (ira_costs): Don't call ira_init_register_move_cost.
10242 2009-04-16 Richard Guenther <rguenther@suse.de>
10244 * tree-cfg.c (verify_gimple_assign_binary):
10245 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10246 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10247 (create_general_new_stmt): Note that this function is broken.
10249 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10251 * common.opt (fhelp): Add Var(help_flag).
10252 * gcc-plugin.h (plugin_info): Add help.
10253 * plugin.c (plugin_name_args): Add help.
10254 (register_plugin_info): Set plugin->help.
10255 (print_help_one_plugin): New.
10256 (print_plugins_help): New.
10257 * plugin.h (print_plugins_help): New.
10258 * toplev.c (toplev_main): Call print_plugins_help if needed.
10260 2009-04-16 Richard Guenther <rguenther@suse.de>
10262 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10263 (gimple_ior_addresses_taken_1): New function.
10264 (gimple_ior_addresses_taken): Likewise.
10265 * gimple.h (struct gimple_statement_with_ops_base): Remove
10266 addresses_taken member.
10267 (gimple_ior_addresses_taken): Declare.
10268 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10269 gimple_set_addresses_taken): Remove.
10270 * ipa-reference.c (mark_address): New function.
10271 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10272 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10273 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10274 (gimple_add_to_addresses_taken): Remove.
10275 (get_tmr_operands): Call mark_address_taken.
10276 (get_asm_expr_operands): Likewise.
10277 (get_expr_operands): Likewise.
10278 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10279 (free_stmt_operands): Do not free it.
10280 * tree-ssa.c (delete_tree_ssa): Likewise.
10281 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10283 2009-04-16 Richard Guenther <rguenther@suse.de>
10285 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10286 (walk_stmt_load_store_ops): Likewise.
10287 * gimple.c (get_base_loadstore): New function.
10288 (walk_stmt_load_store_addr_ops): Likewise.
10289 (walk_stmt_load_store_ops): Likewise.
10290 * ipa-pure-const.c (check_op): Simplify.
10291 (check_load, check_store): New functions.
10292 (check_stmt): Use walk_stmt_load_store_ops.
10293 * ipa-reference.c (mark_load): Adjust signature.
10294 (mark_store): Likewise.
10295 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10297 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10299 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10300 (plugin_info): New.
10301 * opts.c (common_handle_option): Don't call print_version.
10302 * plugin.c (plugin_name_args): Add version.
10303 (register_plugin_info): New.
10304 (register_callback): Handle PLUGIN_INFO.
10305 (try_init_one_plugin): New.
10306 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10308 (finalize_one_plugin): New.
10309 (finalize_plugins): New.
10310 (print_one_plugin): New.
10311 (print_plugins_versions): New.
10312 * plugin.h (print_plugins_versions): New.
10313 (finalize_plugins): New.
10314 * toplev.c (compile_file): Don't call initialize_plugins.
10315 (print_version): Call print_plugins_versions.
10316 (toplev_main): Call initialize_plugins. Print version if needed.
10317 Call finalize_plugins.
10319 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10321 * common.opt (fversion): New.
10322 * gcc.c (print_version): New.
10323 (process_command): Don't print the version. Just set print_version.
10324 (main): Print version. Call subprocesses if print_version and
10325 verbose_flag are set.
10326 * opts.c (common_handle_option): Handle OPT_fversion.
10328 2009-04-16 Richard Guenther <rguenther@suse.de>
10329 Ira Rosen <irar@il.ibm.com>
10331 PR tree-optimization/39698
10332 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10333 type of the reduction variable. Only generate the def if
10336 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10337 make sure to first convert to an integer of the same precision.
10338 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10339 the type of the evolution correctly in computing the new
10340 induction variable base.
10342 2009-04-16 Richard Guenther <rguenther@suse.de>
10344 PR middle-end/39625
10345 * tree-cfg.c (make_blocks): Split statements with to-be
10346 abnormal SSA names on the lhs.
10348 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10350 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10351 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10352 * c-typeck.c (really_start_incremental_init): Likewise.
10353 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10354 (TARGET_INITIALIZER): Remove it.
10355 * target.h (struct target): Remove vector_opaque_p.
10356 * tree.c (build_opaque_vector_type): New.
10357 * tree.h (TYPE_VECTOR_OPAQUE): New.
10358 (build_opaque_vector_type): Declare.
10359 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10360 * config/rs6000/rs6000.c (build_opaque_vector_type,
10361 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10362 (rs6000_init_builtins): Use build_opaque_vector_type for
10363 opaque_V4SI_type_node.
10365 2009-04-15 Catherine Moore <clm@codesourcery.com>
10367 * debug.h (set_name): Declare.
10368 * dwarf2out.c (dwarf2out_set_name): Declare.
10369 (dwarf2_debug_hooks): Add set_name.
10370 (find_AT_string): New.
10371 (add_AT_string): Call find_AT_string.
10372 (dwarf2out_set_name): New.
10373 * cp/decl.c (grokdeclarator): Call set_name.
10374 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10375 * debug.c (do_nothing_debug_hooks): Likewise.
10376 * dbxout.c (dbx_debug_hooks): Likewise.
10377 * sdbout.c (sdb_debug_hooks): Likewise.
10379 2009-04-15 Michael Eager <eager@eagercon.com>
10381 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10382 reg for single-precision FPU.
10383 * config/rs6000/rs6000.md (movsi_internal1): Only for
10384 !TARGET_SINGLE_FPU.
10385 (movsi_internal1_single): New. Add pattern to move SI values to/from
10386 single-precision FP regs.
10388 2009-04-15 Richard Guenther <rguenther@suse.de>
10390 * omp-low.c (lower_rec_input_clauses): Build correct address
10392 (expand_omp_for_generic): Fix multiplication type.
10393 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10394 (generate_memset_zero): Fix types.
10395 * tree-profile.c (prepare_instrumented_value): Correctly
10398 2009-04-15 Ian Lance Taylor <iant@google.com>
10400 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10401 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10402 for -Wall and for -Wc++-compat.
10403 (c_common_post_options): For C++, set warn_enum_compare if not
10405 * c-tree.h (struct c_expr): Add field original_type.
10406 (build_external_ref): Update declaration.
10407 * c-parser.c (c_parser_braced_init): Set original_type.
10408 (c_parser_initelt): Likewise.
10409 (c_parser_expr_no_commas): Likewise.
10410 (c_parser_conditional_expression): Likewise.
10411 (c_parser_cast_expression): Likewise.
10412 (c_parser_unary_expression): Likewise. Pull setting of
10413 original_code to top of function.
10414 (c_parser_sizeof_expression): Set original_type.
10415 (c_parser_alignof_expression): Likewise.
10416 (c_parser_postfix_expression): Likewise. Pull setting of
10417 original_code to top of function.
10418 (c_parser_postfix_expression_after_paren_type): Set original_type.
10419 (c_parser_postfix_expression_after_primary): Likewise.
10420 (c_parser_expression): Likewise.
10421 * c-typeck.c (build_external_ref): Add type parameter. Change all
10423 (c_expr_sizeof_expr): Set original_type field.
10424 (parser_build_unary_op): Likewise.
10425 (parser_build_binary_op): Likewise. Optionally warn about
10426 comparisons of enums of different types.
10427 (digest_init): Set original_type field.
10428 (really_start_incremental_init): Likewise.
10429 (push_init_level, pop_init_level): Likewise.
10430 * doc/invoke.texi (Warning Options): -Wenum-compare now
10433 2009-04-15 Richard Guenther <rguenther@suse.de>
10435 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10436 out a necessary conversion.
10437 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10438 names we didn't value number.
10439 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10441 2009-04-15 Richard Guenther <rguenther@suse.de>
10443 PR tree-optimization/39764
10444 * tree-ssa-ccp.c (get_value): Canonicalize value with
10445 canonicalize_float_value.
10447 2009-04-15 Jan Hubicka <jh@suse.cz>
10449 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10450 Wrong version of patch.
10452 2009-04-15 Jan Hubicka <jh@suse.cz>
10454 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10456 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10458 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10459 our distinct integral and vector types.
10461 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10463 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10464 * init.c (build_vtbl_address): Remove call to assemble_external.
10466 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10468 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10469 output for other floating point modes.
10471 2009-04-14 Diego Novillo <dnovillo@google.com>
10473 * diagnostic.c (diagnostic_report_diagnostic): Do not
10474 warn about loaded plugins for DK_ERROR and DK_WARNING.
10475 * c-decl.c (declspecs_add_type): Move call to
10476 invoke_plugin_callbacks ...
10477 * c-parser.c (c_parser_declspecs): ... here.
10478 * plugin.c (dump_active_plugins): Tidy output.
10480 2009-04-14 Diego Novillo <dnovillo@google.com>
10481 Le-Chun Wu <lcwu@google.com>
10483 * configure.ac: Add --enable-plugin support.
10484 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10485 * Makefile.in (PLUGIN_H): Define.
10486 Export ENABLE_PLUGIN and GMPINC to site.exp.
10487 Add PLUGINLIBS to link command.
10488 Add/modify dependencies for plugin.o and files including plugin.h.
10490 * config.in: Regenerate.
10492 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10495 2009-04-14 Le-Chun Wu <lcwu@google.com>
10497 * tree-pass.h (register_one_dump_file): Add a prototype for
10498 register_one_dump_file.
10499 * toplev.c (compile_file): Call initialize_plugins.
10500 (do_compile): Call invoke_plugin_callbacks.
10501 (toplev_main): Call invoke_plugin_callbacks.
10502 * common.opt: Add -fplugin= and -fplugin-arg-.
10503 * gcc-plugin.h: New public header file for plugins to include.
10504 * plugin.c: New source file.
10505 * plugin.h: New internal header file.
10506 * passes.c (register_one_dump_file): Make it external.
10508 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10510 2009-04-14 Diego Novillo <dnovillo@google.com>
10512 * doc/plugins.texi: New.
10513 * doc/gccint.texi: Add reference to Plugins chapter.
10514 * doc/invoke.texi: Document -fplugin and -fplugin-arg
10515 * diagnostic.c (diagnostic_report_diagnostic): Warn about
10516 loaded plugins, if any.
10517 * timevar.def (TV_PLUGIN_INIT): Define.
10518 (TV_PLUGIN_RUN): Define.
10519 * plugin.c: Include timevar.h
10520 (plugins_active_p): New.
10521 (dump_active_plugins): New.
10522 (debug_active_plugins): New.
10524 2009-04-14 Joseph Myers <joseph@codesourcery.com>
10526 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
10528 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
10530 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
10532 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
10533 the same as a minus without a shift.
10535 2009-04-14 Nick Clifton <nickc@redhat.com>
10537 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
10538 comparisons with small integers will always produce a short
10541 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
10544 2008-12-19 Diego Novillo <dnovillo@google.com>
10546 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
10548 2009-04-14 Richard Guenther <rguenther@suse.de>
10550 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
10552 (verify_gimple_assign_binary): Likewise. Handle shifts and
10554 (verify_gimple_phi): Print the mismatched argument position.
10555 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10557 (vect_update_init_of_dr): Likewise.
10558 * matrix-reorg.c (transform_access_sites): Do what the
10560 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
10562 2009-04-13 Michael Eager <eager@eagercon.com>
10564 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
10565 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
10566 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
10567 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
10568 remove duplicate config
10570 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10572 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
10573 file_name:line_number type locator of the call site.
10575 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
10577 * genautomata.c: Put blank after comma.
10578 (automaton_decls): New.
10579 (struct unit_usage): Add comments to member next.
10580 (store_alt_unit_usage): Keep the list ordered.
10581 (unit_present_on_list_p, equal_alternatives_p): New.
10582 (check_regexp_units_distribution): Check units distribution
10583 correctness correctly.
10584 (main): Don't write automata if error is found. Return correct
10587 * config/m68k/cf.md (cfv4_ds): Remove.
10588 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
10589 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
10591 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
10592 power4-load-ext, power4-store, power4-store-update,
10593 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
10594 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
10595 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
10596 power4-sqrt, power4-isync): Modify reservation to make correct
10597 unit distribution to automata.
10599 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
10600 power5-store-update, power5-two, power5-three, power5-lmul,
10601 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
10603 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
10605 * except.c (pass_set_nothrow_function_flags): Set name and add
10607 (set_nothrow_function_flags): Mention in the dump file when
10608 changing a function to nothrow.
10610 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
10613 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
10614 instead of unsigned long.
10616 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10618 * config/arm/arm.c (return_used_this_function): Remove.
10619 (arm_output_function_prologue): Remove use of
10620 return_used_this_function.
10621 (output_return_instruction): Replace use of
10622 return_used_this_function
10623 by cfun->machine->return_used_this_function.
10624 (arm_output_epilogue): Likewise.
10625 (arm_output_function_epilogue): Likewise.
10626 (thumb_unexpanded_epilogue): Likewise.
10627 * config/arm/arm.h (struct machine_function):
10628 New member return_used_this_function.
10630 2009-04-12 Mark Mitchell <mark@codesourcery.com>
10632 * doc/install.texi: Correct description of default directory for
10633 --with-gxx-include-dir.
10635 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
10637 * fold-const.c (build_range_check): Properly deal with enumeral and
10638 boolean base types.
10640 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
10642 * doc/invoke.texi (max_gcse_passes): Remove documentation.
10643 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
10644 * params.h (MAX_GCSE_PASSES): Remove.
10645 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
10646 in sequence. Remove ability to run multiple passes.
10647 (bypass_jumps): Report run as third CPROP pass.
10649 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
10651 PR middle-end/39651
10652 * except.c (can_throw_external): Look at each insn in a SEQUENCE
10653 when deciding whether the whole SEQUENCE can throw.
10655 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
10658 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
10659 offseted label references.
10661 2009-04-11 Jan Hubicka <jh@suse.cz>
10663 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
10665 2009-04-11 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/39732
10668 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
10669 return variables as TREE_ADDRESSABLE.
10671 2009-04-11 Richard Guenther <rguenther@suse.de>
10673 PR tree-optimization/39713
10674 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
10675 reference trees have SSA_NAME operands.
10677 2009-04-11 Richard Guenther <rguenther@suse.de>
10680 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
10681 address expressions.
10683 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
10685 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
10686 match changes in Cygwin 1.7
10687 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
10688 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
10690 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10692 PR tree-optimization/39701
10693 * doc/invoke.texi (Optimization Options): Document change in
10694 meaning and initialization of -fdelete-null-pointer-checks.
10696 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10698 PR middle-end/39701
10699 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
10701 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
10704 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
10706 2009-04-10 Chao-ying Fu <fu@mips.com>
10708 * doc/tm.texi (Instruction Output): Document
10709 TARGET_ASM_FINAL_POSTSCAN_INSN.
10710 * target.h (final_postscan_insn): New field in asm_out.
10711 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10712 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
10713 * final.c (final_scan_insn): Call
10714 targetm.asm_out.final_postscan_insn after outputting
10715 an asm macro and a normal instruction.
10717 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
10718 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
10719 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
10720 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
10721 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10723 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10725 PR middle-end/39701
10726 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
10727 variables as non-NULL even with -fdelete-null-pointer-checks.
10729 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10731 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
10733 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
10736 * config/i386/i386.c (classify_argument): Handle SCmode with
10737 (bit_offset % 64) != 0.
10739 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10741 * doc/invoke.texi (Optimize Options): Add cross-reference to
10742 -Q --help=optimizers examples.
10744 2009-04-10 Ben Elliston <bje@au.ibm.com>
10747 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10748 regalign for the reg == fpr and TDmode case.
10750 2009-04-09 David Ayers <ayers@fsfe.org>
10753 * objc/objc-act.c (warn_with_method): Remove helper function.
10754 (check_duplicates): Call warning and inform directly.
10755 (really_start_method): Likewise.
10757 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10759 * expmed.c (expand_divmod): Always use a comparison for a division
10760 by a large unsigned integer.
10762 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10763 for things others than variables or functions as nonzero.
10765 2009-04-09 Nick Clifton <nickc@redhat.com>
10767 * unwind-compat.c: Change copyright header to refer to version
10768 3 of the GNU General Public License with version 3.1 of the
10769 GCC Runtime Library Exception and to point readers at the
10770 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10771 * config/alpha/crtfastmath.c: Likewise.
10772 * config/alpha/linux-unwind.h: Likewise.
10773 * config/alpha/qrnnd.asm: Likewise.
10774 * config/alpha/vms-crt0-64.c: Likewise.
10775 * config/alpha/vms-crt0.c: Likewise.
10776 * config/alpha/vms-dwarf2.asm: Likewise.
10777 * config/alpha/vms-dwarf2eh.asm: Likewise.
10778 * config/alpha/vms-psxcrt0-64.c: Likewise.
10779 * config/alpha/vms-psxcrt0.c: Likewise.
10780 * config/alpha/vms_tramp.asm: Likewise.
10781 * config/arc/initfini.c: Likewise.
10782 * config/arc/lib1funcs.asm: Likewise.
10783 * config/arm/bpabi-v6m.S: Likewise.
10784 * config/arm/bpabi.S: Likewise.
10785 * config/arm/bpabi.c: Likewise.
10786 * config/arm/crti.asm: Likewise.
10787 * config/arm/crtn.asm: Likewise.
10788 * config/arm/ieee754-df.S: Likewise.
10789 * config/arm/ieee754-sf.S: Likewise.
10790 * config/arm/lib1funcs.asm: Likewise.
10791 * config/arm/libunwind.S: Likewise.
10792 * config/arm/linux-atomic.c: Likewise.
10793 * config/arm/mmintrin.h: Likewise.
10794 * config/arm/pr-support.c: Likewise.
10795 * config/arm/unaligned-funcs.c: Likewise.
10796 * config/arm/unwind-arm.c: Likewise.
10797 * config/arm/unwind-arm.h: Likewise.
10798 * config/avr/libgcc.S: Likewise.
10799 * config/bfin/crti.s: Likewise.
10800 * config/bfin/crtlibid.s: Likewise.
10801 * config/bfin/crtn.s: Likewise.
10802 * config/bfin/lib1funcs.asm: Likewise.
10803 * config/bfin/linux-unwind.h: Likewise.
10804 * config/cris/arit.c: Likewise.
10805 * config/cris/cris_abi_symbol.c: Likewise.
10806 * config/darwin-64.c: Likewise.
10807 * config/darwin-crt2.c: Likewise.
10808 * config/darwin-crt3.c: Likewise.
10809 * config/darwin.h: Likewise.
10810 * config/dbxelf.h: Likewise.
10811 * config/dfp-bit.c: Likewise.
10812 * config/dfp-bit.h: Likewise.
10813 * config/elfos.h: Likewise.
10814 * config/fixed-bit.c: Likewise.
10815 * config/fixed-bit.h: Likewise.
10816 * config/fp-bit.c: Likewise.
10817 * config/fp-bit.h: Likewise.
10818 * config/fr30/crti.asm: Likewise.
10819 * config/fr30/crtn.asm: Likewise.
10820 * config/fr30/lib1funcs.asm: Likewise.
10821 * config/freebsd-spec.h: Likewise.
10822 * config/frv/cmovd.c: Likewise.
10823 * config/frv/cmovh.c: Likewise.
10824 * config/frv/cmovw.c: Likewise.
10825 * config/frv/frvbegin.c: Likewise.
10826 * config/frv/frvend.c: Likewise.
10827 * config/frv/lib1funcs.asm: Likewise.
10828 * config/glibc-stdint.h: Likewise.
10829 * config/h8300/clzhi2.c: Likewise.
10830 * config/h8300/crti.asm: Likewise.
10831 * config/h8300/crtn.asm: Likewise.
10832 * config/h8300/ctzhi2.c: Likewise.
10833 * config/h8300/fixunssfsi.c: Likewise.
10834 * config/h8300/lib1funcs.asm: Likewise.
10835 * config/h8300/parityhi2.c: Likewise.
10836 * config/h8300/popcounthi2.c: Likewise.
10837 * config/i386/ammintrin.h: Likewise.
10838 * config/i386/att.h: Likewise.
10839 * config/i386/avxintrin.h: Likewise.
10840 * config/i386/biarch64.h: Likewise.
10841 * config/i386/bmmintrin.h: Likewise.
10842 * config/i386/cpuid.h: Likewise.
10843 * config/i386/cross-stdarg.h: Likewise.
10844 * config/i386/crtfastmath.c: Likewise.
10845 * config/i386/crtprec.c: Likewise.
10846 * config/i386/cygming-crtbegin.c: Likewise.
10847 * config/i386/cygming-crtend.c: Likewise.
10848 * config/i386/cygwin.asm: Likewise.
10849 * config/i386/emmintrin.h: Likewise.
10850 * config/i386/gmm_malloc.h: Likewise.
10851 * config/i386/gthr-win32.c: Likewise.
10852 * config/i386/i386.h: Likewise.
10853 * config/i386/immintrin.h: Likewise.
10854 * config/i386/linux-unwind.h: Likewise.
10855 * config/i386/linux64.h: Likewise.
10856 * config/i386/mm3dnow.h: Likewise.
10857 * config/i386/mmintrin-common.h: Likewise.
10858 * config/i386/mmintrin.h: Likewise.
10859 * config/i386/nmmintrin.h: Likewise.
10860 * config/i386/pmm_malloc.h: Likewise.
10861 * config/i386/pmmintrin.h: Likewise.
10862 * config/i386/smmintrin.h: Likewise.
10863 * config/i386/sol2-c1.asm: Likewise.
10864 * config/i386/sol2-ci.asm: Likewise.
10865 * config/i386/sol2-cn.asm: Likewise.
10866 * config/i386/sol2-gc1.asm: Likewise.
10867 * config/i386/tmmintrin.h: Likewise.
10868 * config/i386/unix.h: Likewise.
10869 * config/i386/w32-unwind.h: Likewise.
10870 * config/i386/wmmintrin.h: Likewise.
10871 * config/i386/x86-64.h: Likewise.
10872 * config/i386/x86intrin.h: Likewise.
10873 * config/i386/xmmintrin.h: Likewise.
10874 * config/ia64/crtbegin.asm: Likewise.
10875 * config/ia64/crtend.asm: Likewise.
10876 * config/ia64/crtfastmath.c: Likewise.
10877 * config/ia64/crti.asm: Likewise.
10878 * config/ia64/crtn.asm: Likewise.
10879 * config/ia64/fde-glibc.c: Likewise.
10880 * config/ia64/lib1funcs.asm: Likewise.
10881 * config/ia64/linux-unwind.h: Likewise.
10882 * config/ia64/quadlib.c: Likewise.
10883 * config/ia64/unwind-ia64.c: Likewise.
10884 * config/linux.h: Likewise.
10885 * config/m32c/m32c-lib1.S: Likewise.
10886 * config/m32c/m32c-lib2-trapv.c: Likewise.
10887 * config/m32c/m32c-lib2.c: Likewise.
10888 * config/m32r/initfini.c: Likewise.
10889 * config/m68hc11/larith.asm: Likewise.
10890 * config/m68hc11/m68hc11-crt0.S: Likewise.
10891 * config/m68k/cf.md: Likewise.
10892 * config/m68k/crti.s: Likewise.
10893 * config/m68k/crtn.s: Likewise.
10894 * config/m68k/lb1sf68.asm: Likewise.
10895 * config/m68k/linux-unwind.h: Likewise.
10896 * config/mcore/crti.asm: Likewise.
10897 * config/mcore/crtn.asm: Likewise.
10898 * config/mcore/lib1.asm: Likewise.
10899 * config/mips/linux-unwind.h: Likewise.
10900 * config/mips/loongson.h: Likewise.
10901 * config/mips/mips16.S: Likewise.
10902 * config/mmix/crti.asm: Likewise.
10903 * config/mmix/crtn.asm: Likewise.
10904 * config/pa/fptr.c: Likewise.
10905 * config/pa/hpux-unwind.h: Likewise.
10906 * config/pa/lib2funcs.asm: Likewise.
10907 * config/pa/linux-atomic.c: Likewise.
10908 * config/pa/linux-unwind.h: Likewise.
10909 * config/pa/milli64.S: Likewise.
10910 * config/pa/quadlib.c: Likewise.
10911 * config/pa/stublib.c: Likewise.
10912 * config/picochip/libgccExtras/adddi3.asm: Likewise.
10913 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
10914 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
10915 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
10916 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
10917 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
10918 * config/picochip/libgccExtras/divmod15.asm: Likewise.
10919 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
10920 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
10921 * config/picochip/libgccExtras/longjmp.asm: Likewise.
10922 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
10923 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
10924 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
10925 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
10926 * config/picochip/libgccExtras/setjmp.asm: Likewise.
10927 * config/picochip/libgccExtras/subdi3.asm: Likewise.
10928 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
10929 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
10930 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
10931 * config/rs6000/750cl.h: Likewise.
10932 * config/rs6000/altivec.h: Likewise.
10933 * config/rs6000/biarch64.h: Likewise.
10934 * config/rs6000/crtresfpr.asm: Likewise.
10935 * config/rs6000/crtresgpr.asm: Likewise.
10936 * config/rs6000/crtresxfpr.asm: Likewise.
10937 * config/rs6000/crtresxgpr.asm: Likewise.
10938 * config/rs6000/crtsavfpr.asm: Likewise.
10939 * config/rs6000/crtsavgpr.asm: Likewise.
10940 * config/rs6000/darwin-asm.h: Likewise.
10941 * config/rs6000/darwin-fallback.c: Likewise.
10942 * config/rs6000/darwin-fpsave.asm: Likewise.
10943 * config/rs6000/darwin-ldouble.c: Likewise.
10944 * config/rs6000/darwin-tramp.asm: Likewise.
10945 * config/rs6000/darwin-unwind.h: Likewise.
10946 * config/rs6000/darwin-vecsave.asm: Likewise.
10947 * config/rs6000/darwin-world.asm: Likewise.
10948 * config/rs6000/e500crtres32gpr.asm: Likewise.
10949 * config/rs6000/e500crtres64gpr.asm: Likewise.
10950 * config/rs6000/e500crtres64gprctr.asm: Likewise.
10951 * config/rs6000/e500crtrest32gpr.asm: Likewise.
10952 * config/rs6000/e500crtrest64gpr.asm: Likewise.
10953 * config/rs6000/e500crtresx32gpr.asm: Likewise.
10954 * config/rs6000/e500crtresx64gpr.asm: Likewise.
10955 * config/rs6000/e500crtsav32gpr.asm: Likewise.
10956 * config/rs6000/e500crtsav64gpr.asm: Likewise.
10957 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
10958 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
10959 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
10960 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
10961 * config/rs6000/eabi-ci.asm: Likewise.
10962 * config/rs6000/eabi-cn.asm: Likewise.
10963 * config/rs6000/eabi.asm: Likewise.
10964 * config/rs6000/linux-unwind.h: Likewise.
10965 * config/rs6000/linux64.h: Likewise.
10966 * config/rs6000/paired.h: Likewise.
10967 * config/rs6000/paired.md: Likewise.
10968 * config/rs6000/ppc64-fp.c: Likewise.
10969 * config/rs6000/ppu_intrinsics.h: Likewise.
10970 * config/rs6000/rs6000.h: Likewise.
10971 * config/rs6000/si2vmx.h: Likewise.
10972 * config/rs6000/sol-ci.asm: Likewise.
10973 * config/rs6000/sol-cn.asm: Likewise.
10974 * config/rs6000/spe.h: Likewise.
10975 * config/rs6000/spu2vmx.h: Likewise.
10976 * config/rs6000/sysv4.h: Likewise.
10977 * config/rs6000/tramp.asm: Likewise.
10978 * config/rs6000/vec_types.h: Likewise.
10979 * config/s390/linux-unwind.h: Likewise.
10980 * config/s390/tpf-unwind.h: Likewise.
10981 * config/score/crti.asm: Likewise.
10982 * config/score/crtn.asm: Likewise.
10983 * config/sh/crt1.asm: Likewise.
10984 * config/sh/crti.asm: Likewise.
10985 * config/sh/crtn.asm: Likewise.
10986 * config/sh/divtab-sh4-300.c: Likewise.
10987 * config/sh/divtab-sh4.c: Likewise.
10988 * config/sh/divtab.c: Likewise.
10989 * config/sh/lib1funcs-4-300.asm: Likewise.
10990 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
10991 * config/sh/lib1funcs.asm: Likewise.
10992 * config/sh/lib1funcs.h: Likewise.
10993 * config/sh/linux-atomic.asm: Likewise.
10994 * config/sh/linux-unwind.h: Likewise.
10995 * config/sh/shmedia.h: Likewise.
10996 * config/sh/sshmedia.h: Likewise.
10997 * config/sh/ushmedia.h: Likewise.
10998 * config/sparc/crtfastmath.c: Likewise.
10999 * config/sparc/linux-unwind.h: Likewise.
11000 * config/sparc/sol2-c1.asm: Likewise.
11001 * config/sparc/sol2-ci.asm: Likewise.
11002 * config/sparc/sol2-cn.asm: Likewise.
11003 * config/spu/divmodti4.c: Likewise.
11004 * config/spu/divv2df3.c: Likewise.
11005 * config/spu/float_disf.c: Likewise.
11006 * config/spu/float_unsdidf.c: Likewise.
11007 * config/spu/float_unsdisf.c: Likewise.
11008 * config/spu/float_unssidf.c: Likewise.
11009 * config/spu/mfc_multi_tag_release.c: Likewise.
11010 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11011 * config/spu/mfc_tag_release.c: Likewise.
11012 * config/spu/mfc_tag_reserve.c: Likewise.
11013 * config/spu/mfc_tag_table.c: Likewise.
11014 * config/spu/multi3.c: Likewise.
11015 * config/spu/spu_internals.h: Likewise.
11016 * config/spu/spu_intrinsics.h: Likewise.
11017 * config/spu/spu_mfcio.h: Likewise.
11018 * config/spu/vec_types.h: Likewise.
11019 * config/spu/vmx2spu.h: Likewise.
11020 * config/stormy16/stormy16-lib2.c: Likewise.
11021 * config/svr4.h: Likewise.
11022 * config/sync.c: Likewise.
11023 * config/v850/lib1funcs.asm: Likewise.
11024 * config/vxlib-tls.c: Likewise.
11025 * config/vxlib.c: Likewise.
11026 * config/vxworks-dummy.h: Likewise.
11027 * config/xtensa/crti.asm: Likewise.
11028 * config/xtensa/crtn.asm: Likewise.
11029 * config/xtensa/ieee754-df.S: Likewise.
11030 * config/xtensa/ieee754-sf.S: Likewise.
11031 * config/xtensa/lib1funcs.asm: Likewise.
11032 * config/xtensa/lib2funcs.S: Likewise.
11033 * config/xtensa/linux-unwind.h: Likewise.
11034 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11035 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11036 * coretypes.h: Likewise.
11037 * crtstuff.c: Likewise.
11038 * defaults.h: Likewise.
11039 * dwarf2.h: Likewise.
11040 * emutls.c: Likewise.
11041 * gbl-ctors.h: Likewise.
11042 * gcov-io.h: Likewise.
11043 * ginclude/float.h: Likewise.
11044 * ginclude/iso646.h: Likewise.
11045 * ginclude/stdarg.h: Likewise.
11046 * ginclude/stdbool.h: Likewise.
11047 * ginclude/stddef.h: Likewise.
11048 * ginclude/stdfix.h: Likewise.
11049 * ginclude/stdint-gcc.h: Likewise.
11050 * ginclude/tgmath.h: Likewise.
11051 * gthr-aix.h: Likewise.
11052 * gthr-dce.h: Likewise.
11053 * gthr-gnat.c: Likewise.
11054 * gthr-gnat.h: Likewise.
11055 * gthr-lynx.h: Likewise.
11056 * gthr-mipssde.h: Likewise.
11057 * gthr-nks.h: Likewise.
11058 * gthr-posix.c: Likewise.
11059 * gthr-posix.h: Likewise.
11060 * gthr-posix95.h: Likewise.
11061 * gthr-rtems.h: Likewise.
11062 * gthr-single.h: Likewise.
11063 * gthr-solaris.h: Likewise.
11064 * gthr-tpf.h: Likewise.
11065 * gthr-vxworks.h: Likewise.
11066 * gthr-win32.h: Likewise.
11067 * gthr.h: Likewise.
11068 * libgcc2.c: Likewise.
11069 * libgcc2.h: Likewise.
11070 * libgcov.c: Likewise.
11071 * tsystem.h: Likewise.
11072 * typeclass.h: Likewise.
11073 * unwind-c.c: Likewise.
11074 * unwind-compat.h: Likewise.
11075 * unwind-dw2-fde-compat.c: Likewise.
11076 * unwind-dw2-fde-darwin.c: Likewise.
11077 * unwind-dw2-fde-glibc.c: Likewise.
11078 * unwind-dw2-fde.c: Likewise.
11079 * unwind-dw2-fde.h: Likewise.
11080 * unwind-dw2.c: Likewise.
11081 * unwind-dw2.h: Likewise.
11082 * unwind-generic.h: Likewise.
11083 * unwind-pe.h: Likewise.
11084 * unwind-sjlj.c: Likewise.
11085 * unwind.inc: Likewise.
11086 * config/arm/neon-gen.ml: Change generated copyright header to
11087 refer to version 3 of the GNU General Public License with
11088 version 3.1 of the GCC Runtime Library Exception and to point
11089 readers at the COPYING3 and COPYING3.RUNTIME files and the
11090 FSF's license web page.
11091 * config/arm/arm_neon.h: Regenerate.
11093 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11095 * config/cris/cris.md: Change copyright header to refer to version
11096 3 of the GNU General Public License.
11097 * doc/install.texi2html: Change copyright header to refer to version
11098 3 of the GNU General Public License and to point readers at the
11099 COPYING3 file and the FSF's license web page.
11100 * config/vax/linux.h: Likewise.
11102 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11104 * config/i386/i386.md (cmpcc): New.
11105 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11106 (sync_compare_and_swap_cc*): Delete.
11108 * config/s390/s390.c (s390_compare_emitted): Remove.
11109 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11110 s390_compare_emitted used to be handled. Assert that modes match.
11111 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11112 refer to sync_compare_and_swap_ccsi.
11113 * config/s390/s390.h (s390_compare_emitted): Remove.
11114 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11115 instead of s390_compare_emitted.
11116 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11117 instead of s390_compare_emitted.
11118 * config/s390/s390.md (cmpcc): New.
11119 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11120 CC_REGNUM, do not pretend it's set.
11121 (sync_compare_and_swap_cc*): Delete.
11122 * config/s390/predicates.md (cc_reg_operand): New.
11124 * expr.c (sync_compare_and_swap_cc): Delete.
11125 * optabs.h (sync_compare_and_swap_cc): Delete.
11126 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11127 is being used with can_compare_p.
11128 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11129 (find_cc_set): New.
11130 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11131 look for a MODE_CC set instead. Use emit_store_flag.
11132 (expand_compare_and_swap_loop): Likewise, with some additional
11133 complication to avoid a force_reg when useless. Use
11134 emit_cmp_and_jump_insns.
11135 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11136 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11137 sync_compare_and_swap documentation.
11139 2009-04-09 Jan Hubicka <jh@suse.cz>
11141 * except.c (find_prev_try): Break out from ....
11142 (duplicate_eh_regions): ... here; properly update prev_try pointers
11143 when duplication part of tree.
11144 (dump_eh_tree): Improve dumping.
11145 (verify_eh_region): New.
11146 (verify_eh_tree): Use it.
11148 2009-04-06 Richard Guenther <rguenther@suse.de>
11150 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11151 &ARRAY addresses by adjusting their types and prepending
11153 * tree-cfg.c (verify_gimple_assign_single): Verify that
11154 addresses are correct.
11156 2009-04-09 Richard Guenther <rguenther@suse.de>
11158 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11159 indices into an array reference if possible.
11160 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11161 Fold POINTER_PLUS_EXPR statements with invariant address.
11163 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11166 * config.gcc (powerpc64-*-linux*): Always build biarch.
11168 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11171 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11172 it and pedwarn if this results in an INTEGER_CST.
11174 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11176 * doc/install.texi: Update minimum GMP version. Remove obsolete
11177 text in MPFR section.
11179 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11181 * dwarf2out.c (class_scope_p): New static inline.
11182 (class_or_namespace_scope_p): Use it.
11183 (gen_variable_die): Use DW_TAG_member tag for static data member
11184 declarations instead of DW_TAG_variable.
11186 PR middle-end/39573
11187 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11190 2009-04-08 Richard Guenther <rguenther@suse.de>
11192 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11193 valueize random data.
11195 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11197 * config.gcc (aix tm_file): Add aix-stdint.h.
11198 (aix tm clause use_gcc_stdint): Set to wrap.
11199 * config/rs6000/aix-stdint.h: New file.
11201 2009-04-08 Richard Guenther <rguenther@suse.de>
11203 PR middle-end/36291
11204 * tree-dfa.c (add_referenced_var): Do not recurse into
11205 global initializers.
11206 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11208 (fold_const_aggregate_ref): Likewise.
11210 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11212 * recog.c (ordered_comparison_operator): New.
11213 * gensupport.c (std_preds): Add it.
11214 * doc/md.texi (Machine-Independent Predicates): Document it.
11216 2009-04-08 Jan Hubicka <jh@suse.cz>
11218 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11219 * function.h (rtl_eh): Remove exception_handler_label_map.
11220 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11221 remove_exception_handler_label, for_each_eh_label_1): Remove.
11222 (rtl_remove_unreachable_regions): Remove.
11223 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11224 (find_exception_handler_labels): Don't build the hashtable.
11225 (maybe_remove_eh_handler): Remove.
11226 (for_each_eh_label): Rewrite to walk the tree.
11227 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11228 * except.h (maybe_remove_eh_handler): Remove.
11229 * passes.c (init_optimization_passes): Schedule second EH cleanup
11231 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11232 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11234 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11236 * genoutput.c (validate_optab_operands): New.
11237 (gen_insn, gen_expand): Call it.
11239 * genflags.c (gen_insn): Detect misused iterators.
11240 (main): Pass line_no to gen_insn, exit with status 1 on error.
11242 * genextract.c (line_no): Make global.
11243 (VEC_safe_set_locstr): Change assertion to error message.
11244 (main): Exit with status 1 on error.
11246 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11250 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11251 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11252 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11253 * c-convert.c (convert): Do not call fold on results of conversion
11254 functions when the result is a C_MAYBE_CONST_EXPR.
11255 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11256 of __builtin_choose_expr.
11257 * c-typeck.c (remove_c_maybe_const_expr): New.
11258 (build_unary_op, build_conditional_expr, build_compound_expr,
11259 build_binary_op, c_objc_common_truthvalue_conversion): Call
11260 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11263 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11265 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11266 CODE to produce a new one. Add a prototype to use fold_convert_const
11268 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11271 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11272 mix declarations and code.
11274 2009-04-08 Ben Elliston <bje@au.ibm.com>
11276 * gcc.c: Replace `CC' with `GCC' throughout.
11278 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11280 * doc/invoke.texi: Document Atom support.
11282 2009-04-07 Jason Merrill <jason@redhat.com>
11285 * c-common.h, c-common.c: Add flag_pretty_templates.
11286 * c-opts.c (c_common_handle_option): Set it.
11287 * c.opt: Add -fno-pretty-templates.
11288 * doc/invoke.texi (C++ Dialect Options): Likewise.
11290 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11292 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11293 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11294 (ia64_expand_builtin): Likewise.
11296 2009-04-07 Martin Jambor <mjambor@suse.cz>
11298 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11299 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11300 ADDR_EXPRS are include too.
11302 2009-04-07 Richard Guenther <rguenther@suse.de>
11304 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11305 decls are only used if passes as parameters or if they are
11306 local statics and the call is not to a builtin.
11307 (call_may_clobber_ref_p_1): Likewise.
11309 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11311 * expr.c (do_store_flag): Remove last argument. Simplify code
11312 to avoid duplication of tests already done by can_compare_p.
11313 (expand_expr_real_1): Adjust caller.
11315 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11317 * optabs.c (can_compare_p): Test the predicate of a
11318 cbranch and cstore pattern.
11320 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11322 * expr.c (convert_move): Use emit_store_flag instead of
11325 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11327 * config/i386/i386.c (ix86_compare_emitted): Remove.
11328 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11329 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11330 * config/i386/i386.h (ix86_compare_emitted): Remove.
11331 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11332 instead of ix86_compare_emitted.
11333 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11335 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11337 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11338 Add t-sysroot-suffix to tmake_file.
11339 * config/print-sysroot-suffix.sh: New file.
11340 * config/t-sysroot-suffix: New file.
11342 2009-04-07 Ben Elliston <bje@au.ibm.com>
11344 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11345 as the latter produces a warning when the target does not support
11348 2009-04-07 Ben Elliston <bje@au.ibm.com>
11350 * dfp.c: Replace type punning assignments with memcpy throughout.
11351 * Makefile.in (dfp.o-warn): Remove.
11353 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11356 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11357 Include soft-fp/t-softfp after rs6000/t-linux64.
11359 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11361 * stor-layout.c (set_sizetype): Use the full precision of their
11362 machine mode for bitsize types.
11364 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11366 * config/i386/i386.md: Revert 2 accidental checkins.
11368 2009-04-06 Joey Ye <joey.ye@intel.com>
11369 Xuepeng Guo <xuepeng.guo@intel.com>
11370 H.J. Lu <hongjiu.lu@intel.com>
11372 Atom pipeline model, tuning and insn selection.
11373 * config.gcc (atom): Add atom config options and target.
11375 * config/i386/atom.md: New.
11377 * config/i386/i386.c (atom_cost): New cost.
11378 (m_ATOM): New macro flag.
11379 (initial_ix86_tune_features): Set m_ATOM.
11380 (x86_accumulate_outgoing_args): Likewise.
11381 (x86_arch_always_fancy_math_387): Likewise.
11382 (processor_target): Add Atom cost.
11383 (cpu_names): Add Atom cpu name.
11384 (override_options): Set Atom ISA.
11385 (ix86_issue_rate): New case PROCESSOR_ATOM.
11386 (ix86_adjust_cost): Likewise.
11388 * config/i386/i386.h (TARGET_ATOM): New target macro.
11389 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11390 (TARGET_OPT_AGU): New target option.
11391 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11392 (processor_type): Add PROCESSOR_ATOM.
11394 * config/i386/i386.md (cpu): Add new value "atom".
11395 (use_carry, movu): New attr.
11396 (atom.md): Include atom.md.
11397 (adddi3_carry_rex64): Set attr "use_carry".
11398 (addqi3_carry): Likewise.
11399 (addhi3_carry): Likewise.
11400 (addsi3_carry): Likewise.
11401 (*addsi3_carry_zext): Likewise.
11402 (subdi3_carry_rex64): Likewise.
11403 (subqi3_carry): Likewise.
11404 (subhi3_carry): Likewise.
11405 (subsi3_carry): Likewise.
11406 (x86_movdicc_0_m1_rex64): Likewise.
11407 (*x86_movdicc_0_m1_se): Likewise.
11408 (x86_movsicc_0_m1): Likewise.
11409 (*x86_movsicc_0_m1_se): Likewise.
11410 (*adddi_1_rex64): Emit add insn as much as possible.
11411 (*addsi_1): Likewise.
11412 (return_internal): Set atom_unit.
11413 (return_internal_long): Likewise.
11414 (return_pop_internal): Likewise.
11415 (*rcpsf2_sse): Set atom_sse_attr attr.
11416 (*qrt<mode>2_sse): Likewise.
11417 (*prefetch_sse): Likewise.
11419 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11421 (ix86_target_macros_internal): Likewise.
11423 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11424 (*prefetch_sse_rex): Likewise.
11425 (sse_rcpv4sf2): Likewise.
11426 (sse_vmrcpv4sf2): Likewise.
11427 (sse_sqrtv4sf2): Likewise.
11428 (<sse>_vmsqrt<mode>2): Likewise.
11429 (sse_ldmxcsr): Likewise.
11430 (sse_stmxcsr): Likewise.
11431 (*sse_sfence): Likewise.
11432 (sse2_clflush): Likewise.
11433 (*sse2_mfence): Likewise.
11434 (*sse2_lfence): Likewise.
11435 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11436 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11437 (avx_movdqu<avxmodesuffix>): Likewise.
11438 (avx_lddqu<avxmodesuffix>): Likewise.
11439 (sse2_movntv2di): Change attr "type" to "ssemov".
11440 (sse2_movntsi): Likewise.
11441 (rsqrtv8sf2): Change attr "type" to "sseadd".
11442 (sse3_addsubv2df3): Set attr "atom_unit".
11443 (sse3_h<plusminus_insn>v4sf3): Likewise.
11444 (*sse2_pmaddwd): Likewise.
11445 (*vec_extractv2di_1_rex64): Likewise.
11446 (*vec_extractv2di_1_avx): Likewise.
11447 (sse2_psadbw): Likewise.
11448 (ssse3_phaddwv8hi3): Likewise.
11449 (ssse3_phaddwv4hi3): Likewise.
11450 (ssse3_phadddv4si3): Likewise.
11451 (ssse3_phadddv2si3): Likewise.
11452 (ssse3_phaddswv8hi3): Likewise.
11453 (ssse3_phaddswv4hi3): Likewise.
11454 (ssse3_phsubwv8hi3): Likewise.
11455 (ssse3_phsubwv4hi3): Likewise.
11456 (ssse3_phsubdv4si3): Likewise.
11457 (ssse3_phsubdv2si3): Likewise.
11458 (ssse3_phsubswv8hi3): Likewise.
11459 (ssse3_phsubswv4hi3): Likewise.
11460 (ssse3_pmaddubsw128): Likewise.
11461 (sse3_pmaddubsw: Likewise.
11462 (ssse3_palignrti): Likewise.
11463 (ssse3_palignrdi): Likewise.
11465 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11467 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11469 2009-04-06 Richard Guenther <rguenther@suse.de>
11471 PR tree-optimization/28868
11472 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11473 of which PHI results we inserted.
11474 (insert_into_preds_of_block): Record inserted PHIs.
11475 (eliminate): Eliminate redundant PHI nodes.
11476 (init_pre): Init inserted_phi_names.
11478 2009-04-06 Richard Guenther <rguenther@suse.de>
11480 PR tree-optimization/39643
11481 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11482 IMAGPART_EXPRs of complex constants.
11483 (execute_fold_all_builtins): If we folded a call queue
11484 TODO_update_address_taken.
11486 2009-04-06 Jan Hubicka <jh@suse.cz>
11488 PR middle-end/39659
11489 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11492 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11494 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11496 (ic_invalidate_array): Likewise.
11498 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11500 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11501 alignment for library calls.
11503 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11505 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11506 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11507 * config/i386/mingw-stdint.h: New file.
11509 2009-04-05 Richard Guenther <rguenther@suse.de>
11511 PR tree-optimization/39648
11512 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
11513 our &A vs. &A[0] IL deficiencies.
11515 2009-04-04 Jan Hubicka <jh@suse.cz>
11517 * except.c (sjlj_find_directly_reachable_regions): Be ready for
11518 removed toplevel regions.
11519 (sjlj_mark_call_sites): Likewise.
11521 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
11523 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
11524 (cygwin tm clause use_gcc_stdint): Set to wrap.
11525 * config/i386/cygwin-stdint.h: New file.
11527 2009-04-04 Richard Guenther <rguenther@suse.de>
11529 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
11530 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
11531 single-argument PHIs if we are in loop-closed SSA form.
11532 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
11533 for the pre-condition.
11534 (slpeel_tree_peel_loop_to_edge): Likewise.
11535 (vect_build_loop_niters): Take an optional sequence to append stmts.
11536 (vect_generate_tmps_on_preheader): Likewise.
11537 (vect_do_peeling_for_loop_bound): Take extra guards for the
11539 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
11540 the cost model check.
11541 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
11542 guards if we are going to peel. Do not apply versioning in that case.
11543 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
11544 (vect_do_peeling_for_loop_bound): Likewise.
11545 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
11546 loop bound only record extra pre-conditions, do not apply loop
11549 2009-04-04 Richard Guenther <rguenther@suse.de>
11551 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
11554 2009-04-04 Jan Hubicka <jh@suse.cz>
11556 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11557 last_basic_block for size of bb->index indexed array.
11558 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
11559 compute_out, link_btr_uses, build_btr_def_use_webs,
11560 build_btr_def_use_webs, migrate_btr_defs): Likewise.
11562 2009-04-04 Jan Hubicka <jh@suse.cz>
11564 * except.c (remove_eh_handler_and_replace): Break out from ...
11565 (remove_eh_handler): ... here.
11566 (bring_to_root): New function.
11567 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
11568 handled ones, bring others to root of tree.
11570 2009-04-04 Jan Hubicka <jh@suse.cz>
11572 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
11573 (all_phis_safe_to_merge): New function.
11574 (update_info): New structure.
11575 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
11576 (cleanup_empty_eh): Update SSA if possible.
11578 2009-04-04 Richard Guenther <rguenther@suse.de>
11580 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
11581 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
11582 (append_vuse): Likewise.
11584 2009-04-04 Jakub Jelinek <jakub@redhat.com>
11586 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
11587 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
11588 instead of REG_UNSAVED for DW_CFA_undefined.
11589 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
11590 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
11593 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
11596 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
11597 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
11598 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
11600 2009-04-04 Richard Guenther <rguenther@suse.de>
11602 PR tree-optimization/8781
11603 PR tree-optimization/37892
11604 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
11605 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
11606 (valueize_refs): Call it for *& valueizations.
11607 (shared_reference_ops_from_ref): Rename to ...
11608 (valueize_shared_reference_ops_from_ref): ... this and valueize.
11609 (shared_reference_ops_from_call): Rename to ...
11610 (valueize_shared_reference_ops_from_call): ... this and valueize.
11611 (vn_reference_lookup): Update.
11612 (visit_reference_op_call): Likewise.
11613 * tree-ssa-pre.c (phi_translate_1): Fold *&.
11614 (eliminate): Value-replace the call address in call statements.
11616 2009-04-04 Richard Guenther <rguenther@suse.de>
11618 PR tree-optimization/39636
11619 * tree-ssa-forwprop.c
11620 (forward_propagate_addr_into_variable_array_index): Check for
11621 GIMPLE_ASSIGN before accessing the rhs code.
11623 2009-04-03 Jason Merrill <jason@redhat.com>
11625 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
11627 2009-04-03 Steve Ellcey <sje@cup.hp.com>
11629 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
11630 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
11631 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
11632 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
11633 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
11634 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
11635 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
11636 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
11637 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
11638 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
11639 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
11640 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
11641 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
11642 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
11643 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
11644 Use fr_reg_or_fp01_operand instead of fr_register_operand
11646 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
11647 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
11648 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
11650 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
11652 PR rtl-optimization/39607
11653 PR rtl-optimization/39631
11657 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11658 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11659 instead of DF_LR_OUT.
11660 * ira-lives.c (process_bb_node_lives): Ditto.
11661 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11662 instead of DF_LR_{OUT,IN}.
11663 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11664 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11666 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
11668 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
11669 (execute_lower_omp): Always run but take the short way out if -fopenmp
11671 (gate_lower_omp): Remove, forcing the pass manager to always run the
11672 pass and always set PROP_gimple_lomp.
11673 (pass_lower_omp): Remove gate function.
11674 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
11675 PROP_trees. Instead, require it.
11676 * ipa-cp.c (pass_ipa_cp): Likewise.
11677 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
11678 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
11679 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
11680 and PROP_gimple_leh.
11682 2009-04-03 Richard Guenther <rguenther@suse.de>
11684 PR middle-end/13146
11685 PR tree-optimization/23940
11686 PR tree-optimization/33237
11687 PR middle-end/33974
11688 PR middle-end/34093
11689 PR tree-optimization/36201
11690 PR tree-optimization/36230
11691 PR tree-optimization/38049
11692 PR tree-optimization/38207
11693 PR tree-optimization/38230
11694 PR tree-optimization/38301
11695 PR tree-optimization/38585
11696 PR middle-end/38895
11697 PR tree-optimization/38985
11698 PR tree-optimization/39299
11699 * tree-ssa-structalias.h: Remove.
11700 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
11701 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
11702 (struct vuse_element_d): Remove.
11703 (struct vuse_vec_d): Likewise.
11704 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
11705 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
11706 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
11707 VUSE_ELEMENT_VAR): Likewise.
11708 (struct voptype_d): Likewise.
11709 (NUM_VOP_FREE_BUCKETS): Likewise.
11710 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
11711 (struct stmt_operands_d): Remove.
11712 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
11713 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
11714 VDEF_NUM, VDEF_VECT): Likewise.
11715 (copy_virtual_operands): Remove.
11716 (operand_build_cmp): Likewise.
11717 (create_ssa_artificial_load_stmt): Likewise.
11718 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
11719 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
11720 vuse_index and mayuse_index members. Pack and move done and iter_type
11721 members to the front.
11722 (SSA_OP_VMAYUSE): Remove.
11723 (SSA_OP_VIRTUAL_USES): Adjust.
11724 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
11725 (unlink_stmt_vdef): Declare.
11726 (add_to_addressable_set): Remove.
11727 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
11728 (vrp_visit_stmt): Likewise.
11729 * doc/tree-ssa.texi (Alias analysis): Update.
11730 * doc/invoke.texi (max-aliased-vops): Remove docs.
11731 (avg-aliased-vops): Likewise.
11732 * tree-into-ssa.c (syms_to_rename): Remove.
11733 (need_to_update_vops_p): Likewise.
11734 (need_to_initialize_update_ssa_p): Rename to ...
11735 (update_ssa_initialized_fn): ... this. Track function we are
11737 (symbol_marked_for_renaming): Simplify.
11738 (add_new_name_mapping): Do not set need_to_update_vops_p.
11739 (dump_currdefs): Use SYMS_TO_RENAME.
11740 (rewrite_update_stmt): Always walk all uses/defs.
11741 (dump_update_ssa): Adjust.
11742 (init_update_ssa): Take function argument. Track what we are
11744 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11745 (create_new_def_for): Initialize for cfun, assert we are initialized
11747 (mark_sym_for_renaming): Simplify.
11748 (mark_set_for_renaming): Do not initialize update-ssa.
11749 (need_ssa_update_p): Simplify. Take function argument.
11750 (name_mappings_registered_p): Assert we ask for the correct function.
11751 (name_registered_for_update_p): Likewise.
11752 (ssa_names_to_replace): Likewise.
11753 (release_ssa_name_after_update_ssa): Likewise.
11754 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11755 (dump_decl_set): Do not print a newline.
11756 (debug_decl_set): Do it here.
11757 (dump_update_ssa): And here.
11758 * tree-ssa-loop-im.c (move_computations): Adjust.
11759 (movement_possibility): Likewise.
11760 (determine_max_movement): Likewise.
11761 (gather_mem_refs_stmt): Likewise.
11762 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11763 or NAME_MEMORY_TAG.
11764 * tree-complex.c (update_all_vops): Remove.
11765 (expand_complex_move): Adjust.
11766 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11767 Simplify test for memory referencing statement. Exclude
11768 non-invariant ADDR_EXPRs.
11769 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11770 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11771 (rdg_flag_uses): Likewise.
11772 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11774 (tree_optimize_tail_calls_1): Also split the
11775 edge from the entry block if we have degenerate PHI nodes in
11776 the first basic block.
11777 * tree.c (init_ttree): Remove memory-tag related code.
11778 (tree_code_size): Likewise.
11779 (tree_node_structure): Likewise.
11780 (build7_stat): Re-write to be build6_stat.
11781 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11782 (SSA_VAR_P): Adjust.
11783 (struct tree_memory_tag): Remove.
11784 (struct tree_memory_partition_tag): Likewise.
11785 (union tree_node): Adjust.
11786 (build7): Re-write to be build6.
11787 * tree-pass.h (pass_reset_cc_flags): Remove.
11788 (TODO_update_address_taken): New flag.
11789 (pass_simple_dse): Remove.
11790 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11791 * params.h (MAX_ALIASED_VOPS): Remove.
11792 (AVG_ALIASED_VOPS): Likewise.
11793 * omp-low.c (expand_omp_taskreg): Update SSA form.
11794 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11795 aliases the lhs in a copy stmt.
11796 * tree-ssa-dse.c (struct address_walk_data): Remove.
11797 (memory_ssa_name_same): Likewise.
11798 (memory_address_same): Likewise.
11799 (get_kill_of_stmt_lhs): Likewise.
11800 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11801 unused stores. Look through PHI nodes into post-dominated regions.
11802 (dse_optimize_stmt): Simplify. Properly remove stores.
11803 (tree_ssa_dse): Compute dominators.
11804 (execute_simple_dse): Remove.
11805 (pass_simple_dse): Likewise.
11806 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11807 gimple_loaded_syms and gimple_stored_syms computation.
11808 * toplev.c (dump_memory_report): Dump alias and pta stats.
11809 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11810 (vn_reference_eq): Likewise.
11811 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11812 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11813 valueize_vuses): Remove.
11814 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11815 (get_def_ref_stmt_vuse): ... this.
11816 (vn_reference_lookup_2): New function.
11817 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11818 walking equivalent vuses. Simplify.
11819 (vn_reference_lookup): Likewise.
11820 (vn_reference_insert): Likewise.
11821 (vn_reference_insert_pieces): Likewise.
11822 (visit_reference_op_call): Simplify.
11823 (visit_reference_op_load): Likewise.
11824 (visit_reference_op_store): Likewise.
11825 (init_scc_vn): Remove shared_lookup_vuses initialization.
11826 (free_scc_vn): Remove shared_lookup_vuses freeing.
11827 (sort_vuses, sort_vuses_heap): Remove.
11828 (get_ref_from_reference_ops): Export.
11829 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
11830 vector with single vuse pointer.
11831 (vn_reference_lookup_pieces, vn_reference_lookup,
11832 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
11833 (shared_vuses_from_stmt): Remove.
11834 (get_ref_from_reference_ops): Declare.
11835 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
11836 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11837 memory-tag related code.
11838 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
11839 (likely_value): Add comment, skip static-chain of call statements.
11840 (surely_varying_stmt_p): Adjust.
11841 (gimplify_and_update_call_from_tree): Likewise.
11842 (execute_fold_all_builtins): Do not rebuild alias info.
11843 (gimplify_and_update_call_from_tree): Properly update VOPs.
11844 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
11845 (copy_ref_info): Remove memory-tag related code.
11846 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
11847 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
11848 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
11850 * tree-ssa-dom.c (gimple_p): Remove typedef.
11851 (eliminate_redundant_computations): Adjust.
11852 (record_equivalences_from_stmt): Likewise.
11853 (avail_expr_hash): Likewise.
11854 (avail_expr_eq): Likewise.
11855 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
11856 (stmt_makes_single_load): Likewise.
11857 (stmt_makes_single_store): Likewise.
11858 * tree-ssa-alias.c: Rewrite completely.
11859 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
11860 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
11861 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
11862 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
11863 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
11864 Remove public functions.
11865 (pass_reset_cc_flags): Remove.
11866 (pass_build_alias): Move ...
11867 * tree-ssa-structalias.c (pass_build_alias): ... here.
11868 * tree-ssa-alias.c (may_be_aliased): Move ...
11869 * tree-flow-inline.h (may_be_aliased): ... here.
11870 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
11871 count_uses_and_derefs): Move ...
11872 * gimple.c: ... here.
11873 * gimple.h (count_uses_and_derefs): Declare.
11874 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
11875 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
11876 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
11877 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
11878 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
11879 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
11880 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
11882 * tree-dfa.c (refs_may_alias_p): Move ...
11883 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
11884 * tree-ssa-alias.h: New file.
11885 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
11886 (statement_sink_location): Likewise.
11887 * opts.c (decode_options): Do not adjust max-aliased-vops or
11888 avg-aliased-vops values.
11889 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
11890 (TV_CALL_CLOBBER): Likewise.
11891 (TV_FLOW_SENSITIVE): Likewise.
11892 (TV_FLOW_INSENSITIVE): Likewise.
11893 (TV_MEMORY_PARTITIONING): Likewise.
11894 (TV_ALIAS_STMT_WALK): New timevar.
11895 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
11896 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
11897 (get_address_description): Remove memory-tag related code.
11898 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
11899 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
11900 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
11901 and immediate uses in statements. Document.
11902 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
11903 (dump_symbols): Remove.
11904 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
11905 * alias.c (get_deref_alias_set): New function split out from ...
11906 (get_alias_set): ... here.
11907 * alias.h (get_deref_alias_set): Declare.
11908 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
11909 type parameter. Remove restrict pointer handling. Create a
11910 ref-all pointer in case type-based alias sets do not conflict.
11911 (vect_analyze_data_refs): Remove SMT related code.
11912 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
11913 (vectorizable_load): Likewise.
11914 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
11915 (DR_SYMBOL_TAG, DR_VOPS): Remove.
11916 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
11917 Ignore vops and SMTs.
11918 (dr_analyze_alias): Likewise..
11919 (free_data_ref): Likewise.
11920 (create_data_ref): Likewise.
11921 (analyze_all_data_dependences): Likewise.
11922 (get_references_in_stmt): Adjust.
11923 * tree-flow-inline.h (gimple_aliases_computed_p,
11924 gimple_addressable_vars, gimple_call_clobbered_vars,
11925 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
11926 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
11927 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
11928 gimple_mem_ref_stats): Remove.
11929 (gimple_vop): New function.
11930 (op_iter_next_use): Remove vuses and mayuses cases.
11931 (op_iter_next_def): Remove vdefs case.
11932 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
11933 (clear_and_done_ssa_iter): Do not set removed fields.
11934 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
11935 Assert we are not iterating over vuses or vdefs if not also
11936 iterating over uses or defs.
11937 (op_iter_init_use): Likewise.
11938 (op_iter_init_def): Likewise.
11939 (op_iter_next_vdef): Remove.
11940 (op_iter_next_mustdef): Likewise.
11941 (op_iter_init_vdef): Likewise.
11942 (compare_ssa_operands_equal): Likewise.
11943 (link_use_stmts_after): Handle vuse operand.
11944 (is_call_used): Use is_call_clobbered.
11945 (is_call_clobbered): Global variables are always call clobbered,
11946 query the call-clobbers bitmap.
11947 (mark_call_clobbered): Ignore global variables.
11948 (clear_call_clobbered): Likewise.
11949 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
11950 virtual operands sanity check.
11951 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
11953 (TARGET_MEM_REF): Remove TMR_TAG operand.
11954 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
11955 Remove call-clobber related code.
11956 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
11957 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
11958 partitions or escape reason.
11959 (get_single_def_stmt, get_single_def_stmt_from_phi,
11960 get_single_def_stmt_with_phi): Remove.
11961 (dump_referenced_vars): Tidy.
11962 (get_ref_base_and_extent): Allow bare decls.
11963 (collect_dfa_stats): Adjust.
11964 * graphite.c (rename_variables_in_stmt): Adjust.
11965 (graphite_copy_stmts_from_block): Likewise.
11966 (translate_clast): Likewise.
11967 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
11969 (translate_vuse_through_block): Use the oracle.
11970 (phi_translate_1): Adjust.
11971 (value_dies_in_block_x): Use the oracle. Cache the outcome
11973 (valid_in_sets): Check if the VUSE for
11974 a REFERENCE is available.
11975 (eliminate): Do not remove stmts during elimination,
11976 instead queue and remove them afterwards.
11977 (do_pre): Do not rebuild alias info.
11978 (pass_pre): Run TODO_rebuild_alias before PRE.
11979 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
11980 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
11981 (mark_all_v_defs_stmt): Remove.
11982 (mark_all_v_defs_seq): Adjust.
11983 (sra_replace): Likewise.
11984 (scalarize_use): Likewise.
11985 (scalarize_copy): Likewise.
11986 (scalarize_init): Likewise.
11987 (scalarize_ldst): Likewise.
11988 (todoflags): Remove.
11989 (tree_sra): Do not rebuild alias info.
11990 (tree_sra_early): Adjust.
11991 (pass_sra): Run TODO_update_address_taken before SRA.
11992 * tree-predcom.c (set_alias_info): Remove.
11993 (prepare_initializers_chain): Do not call it.
11994 (mark_virtual_ops_for_renaming): Adjust.
11995 (mark_virtual_ops_for_renaming_list): Remove.
11996 (initialize_root_vars): Adjust.
11997 (initialize_root_vars_lm): Likewise.
11998 (prepare_initializers_chain): Likewise.
11999 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12000 (may_propagate_copy_into_stmt): Likewise.
12001 (merge_alias_info): Do nothing for now.
12002 (propagate_tree_value_into_stmt): Adjust.
12003 (stmt_may_generate_copy): Likewise.
12004 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12005 not mark symbols for renaming.
12006 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12007 with the same statement, make sure to update the new pointed-to one.
12008 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12009 call statements, do not mark symbols for renaming.
12010 (mark_operand_necessary): Dump something.
12011 (ref_may_be_aliased): New function.
12012 (mark_aliased_reaching_defs_necessary_1): New helper function.
12013 (mark_aliased_reaching_defs_necessary): Likewise.
12014 (mark_all_reaching_defs_necessary_1): Likewise.
12015 (mark_all_reaching_defs_necessary): Likewise.
12016 (propagate_necessity): Do not process virtual PHIs. For
12017 non-aliased loads mark all reaching definitions as necessary.
12018 For aliased loads and stores mark the immediate dominating
12019 aliased clobbers as necessary.
12020 (visited): New global static.
12021 (perform_tree_ssa_dce): Free visited bitmap after propagating
12023 (remove_dead_phis): Perform simple dead virtual PHI removal.
12024 (remove_dead_stmt): Properly unlink virtual operands when
12026 (eliminate_unnecessary_stmts): Schedule PHI removal after
12028 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12029 (process_replaceable): Likewise.
12030 (find_replaceable_in_bb): Likewise.
12031 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12032 based on the single gimple vop.
12033 (verify_flow_insensitive_alias_info): Remove.
12034 (verify_flow_sensitive_alias_info): Likewise.
12035 (verify_call_clobbering): Likewise.
12036 (verify_memory_partitions): Likewise.
12037 (verify_alias_info): Likewise.
12038 (verify_ssa): Adjust..
12039 (execute_update_addresses_taken): Export. Update SSA
12040 manually. Optimize only when optimizing. Use a local bitmap.
12041 (pass_update_address_taken): Remove TODO_update_ssa, add
12043 (pass_update_address_taken): Just use TODO_update_address_taken.
12044 (init_tree_ssa): Do not initialize addressable_vars.
12045 (verify_ssa): Verify new VUSE / VDEF properties.
12046 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12047 Do not call verify_alias_info.
12048 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12049 Do not free the loaded and stored syms bitmaps. Reset the escaped
12050 and callused solutions. Do not free addressable_vars.
12051 Remove memory-tag related code.
12052 (warn_uninitialized_var): Aliases are always available.
12053 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12054 * lambda-code.c (can_put_in_inner_loop): Adjust.
12055 (can_put_after_inner_loop): Likewise.
12056 (perfect_nestify): Likewise.
12057 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12058 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12059 (vectorizable_conversion): Do not mark symbols for renaming.
12060 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12061 (expand_call_inline): Unlink the calls virtual operands before
12063 (tree_function_versioning): Do not call update_ssa if we are not
12064 updating clones. Simplify.
12065 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12066 (propagate_with_phi): Likewise..
12067 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12068 clobber code. Assert we are not aliased or global.
12069 * tree-flow.h: Include tree-ssa-alias.h
12070 (enum escape_type): Remove.
12071 (struct mem_sym_stats_d): Likewise.
12072 (struct mem_ref_stats_d): Likewise.
12073 (struct gimple_df): Add vop member. Remove global_var,
12074 call_clobbered_vars, call_used_vars, addressable_vars,
12075 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12076 escaped and callused members.
12077 (struct ptr_info_def): Remove all members, add points-to solution
12079 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12080 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12081 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12082 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12083 (tree-ssa-alias.o): Likewise.
12084 (toplev.o): Add tree-ssa-alias.h
12085 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12086 * gimple.c (gimple_set_bb): Fix off-by-one error.
12087 (is_gimple_reg): Do not handle memory tags.
12088 (gimple_copy): Also copy virtual operands.
12089 Delay updating the statement. Do not reset loaded and stored syms.
12090 (gimple_set_stored_syms): Remove.
12091 (gimple_set_loaded_syms): Likewise.
12092 (gimple_call_copy_skip_args): Copy the virtual operands
12093 and mark the new statement modified.
12094 * tree-ssa-structalias.c (may_alias_p): Remove.
12095 (set_uids_in_ptset): Take the alias set to prune with as
12096 parameter. Fold in the alias test of may_alias_p.
12097 (compute_points_to_sets): Compute whether a ptr is dereferenced
12098 in a local sbitmap.
12099 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12100 other ADDRESSOF constraints on the lhs.
12101 (get_constraint_for_component_ref): Assert that we don't get
12102 ADDRESSOF constraints from the base of the reference.
12103 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12104 (struct variable_info): Remove collapsed_to member.
12105 (get_varinfo_fc): Remove.
12106 (new_var_info): Do not set collapsed_to.
12107 (dump_constraint): Do not follow cycles.
12108 (dump_constraint_graph): Likewise.
12109 (build_pred_graph): Likewise.
12110 (build_succ_graph): Likewise.
12111 (rewrite_constraints): Likewise.
12112 (do_simple_structure_copy): Remove.
12113 (do_rhs_deref_structure_copy): Remove.
12114 (do_lhs_deref_structure_copy): Remove.
12115 (collapse_rest_of_var): Remove.
12116 (do_structure_copy): Re-implement.
12117 (pta_stats): New global variable.
12118 (dump_pta_stats): New function.
12119 (struct constraint_expr): Make offset signed.
12120 (UNKNOWN_OFFSET): Define special value.
12121 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12122 (solution_set_expand): New helper function split out from ...
12123 (do_sd_constraint): ... here.
12124 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12125 (do_ds_constraint): Likewise.
12126 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12127 and CALLUSED = *CALLUSED.
12128 (set_union_with_increment): Make inc argument signed.
12129 (type_safe): Remove.
12130 (get_constraint_for_ptr_offset): Handle unknown and negative
12132 (first_vi_for_offset): Handle offsets before start. Bail
12133 out early for offsets beyond the variable extent.
12134 (first_or_preceding_vi_for_offset): New function.
12135 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12136 Together with ESCAPED = *ESCAPED this properly computes reachability.
12137 (find_what_var_points_to): New function.
12138 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12139 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12140 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12141 pt_solutions_intersect): New functions.
12142 (compute_call_used_vars): Remove.
12143 (compute_may_aliases): New main entry into PTA computation.
12144 * gimple.h (gimple_p): New typedef.
12145 (struct gimple_statement_base): Remove references_memory_p.
12146 (struct gimple_statement_with_memory_ops_base): Remove
12147 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12149 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12150 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12151 gimple_set_references_memory): Remove.
12152 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12153 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12155 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12156 (verify_expr): Allow RESULT_DECL.
12157 (gimple_duplicate_bb): Do not copy virtual operands.
12158 (gimple_duplicate_sese_region): Adjust.
12159 (gimple_duplicate_sese_tail): Likewise.
12160 (mark_virtual_ops_in_region): Remove.
12161 (move_sese_region_to_fn): Do not call it.
12162 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12163 and pass_simple_dse.
12164 (execute_function_todo): Handle TODO_update_address_taken,
12165 call execute_update_addresses_taken for TODO_rebuild_alias.
12166 (execute_todo): Adjust.
12167 (execute_one_pass): Init dump files early.
12168 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12170 (create_general_new_stmt): Clear vops.
12171 * tree-ssa-reassoc.c (get_rank): Adjust.
12172 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12173 symbols for renaming.
12174 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12175 (PARAM_AVG_ALIASED_VOPS): Likewise.
12176 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12177 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12178 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12179 (operand_build_cmp, copy_virtual_operands,
12180 create_ssa_artificial_load_stmt, add_to_addressable_set,
12181 gimple_add_to_addresses_taken): Remove public functions.
12182 (unlink_stmt_vdef): New function.
12184 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12186 * config.gcc (powerpc-*-linux*): Merge variants.
12188 2009-04-02 Chao-ying Fu <fu@mips.com>
12189 James Grosbach <james.grosbach@microchip.com>
12191 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12192 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12194 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12195 keep_interrupts_masked_p, use_debug_exception_return_p.
12196 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12197 keep_interrupts_masked, use_debug_exception_return.
12198 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12199 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12201 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12202 (mips_print_operand): Process COP0 registers to print $0 .. $31
12203 correctly for GAS to process.
12204 (mips_interrupt_extra_call_saved_reg_p): New function.
12205 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12207 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12208 (mips_compute_frame_info): Add supports for interrupt context that
12209 includes doubleword accumulators and COP0 registers.
12210 (mips_for_each_saved_acc): New function.
12211 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12212 mips_for_each_saved_reg.
12213 (mips_save_reg): Save accumulators.
12214 (mips_kernel_reg_p): A new for_each_rtx callback.
12215 (mips_expand_prologue): Support interrupt handlers.
12216 (mips_restore_reg): Restore accumulators.
12217 (mips_expand_epilogue): Support interrupt handlers.
12218 (mips_can_use_return_insn): Return false for interrupt handlers.
12219 (mips_epilogue_uses): New function.
12220 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12221 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12222 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12223 cop0_move): New instructions.
12224 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12225 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12227 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12229 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12230 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12231 interrupt handlers, we use K0 as the temporary register.
12232 (EPILOGUE_USES): Change to a function call.
12233 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12234 handlers, we use K0 as the temporary register.
12236 * doc/extend.texi (Function Attributes): Document interrupt,
12237 use_shadow_register_set, keep_interrupts_masked,
12238 use_debug_exception_return for MIPS attributes.
12240 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12242 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12243 Remove a number of t-files from tmake_file.
12244 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12245 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12246 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12247 target_prototype, not TARGET_PROTOTYPE.
12248 (LINK_OS_GNU_SPEC): Define.
12249 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12250 and darwin-ldoubdle.c.
12252 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12255 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12256 (cpp_options): Ditto.
12257 (default_compilers): Ditto.
12258 (display_help): Ditto.
12259 (process_command): Ditto.
12260 (do_spec_1): Ditto.
12261 (set_input): Use lbasename instead of duplicate code.
12262 (save_temps_prefix): New static for -save-temps=obj.
12263 (save_temps_length): Ditto.
12265 * doc/invoke.texi (-save-temps=obj): Document new variant to
12266 -save-temps switch.
12268 2009-04-02 Jeff Law <law@redhat.com>
12270 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12273 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12275 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12276 * configure: Regenerated.
12278 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12280 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12281 share the argument list.
12283 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12287 2009-02-12 Diego Novillo <dnovillo@google.com>
12289 * varpool.c (debug_varpool): New.
12290 * cgraph.h (debug_varpool): Declare.
12292 2009-04-02 Jan Hubicka <jh@suse.cz>
12294 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12297 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12299 * config/i386/i386.c (ix86_abi): Move initialization to ...
12300 (override_options): Here.
12302 2009-04-02 Christian Bruel <christian.bruel@st.com>
12304 * config/sh/sh.c (sh_dwarf_register_span): New function.
12305 (TARGET_DWARF_REGISTER_SPAN): Define.
12306 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12308 2009-04-02 Ira Rosen <irar@il.ibm.com>
12310 PR tree-optimization/39595
12311 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12312 interleaved loads group is not greater than the SLP group size.
12314 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12316 * builtins.c (is_builtin_name): New.
12317 (called_as_built_in): Use is_builtin_name.
12318 * tree.h (is_builtin_name): New.
12319 * varasm.c (incorporeal_function_p): Use is_builtin_name
12321 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12323 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12325 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12328 * c-decl.c (clone_underlying_type): Move this ...
12329 * c-common.c (set_underlying_type): ... here.
12330 Also, make sure the function properly sets TYPE_STUB_DECL() on
12331 the newly created typedef variant type.
12332 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12333 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12336 2009-04-02 Richard Guenther <rguenther@suse.de>
12338 PR tree-optimization/37221
12339 * tree-flow.h (degenerate_phi_result): Declare.
12340 * tree-ssa-dom.c (degenerate_phi_result): Export.
12341 * tree-scalar-evolution.c (analyze_initial_condition): If
12342 the initial condition is defined by a degenerate PHI node
12343 use the degenerate value.
12345 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12347 PR rtl-optimization/39588
12348 * combine.c (merge_outer_ops): Do not set the constant when this
12350 (simplify_shift_const_1): Do not modify it either in this case.
12352 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12354 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12355 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12357 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12360 * c-lex.c (interpret_float): Default (no suffix) is double.
12362 2009-04-1 Xinliang David Li <davidxl@google.com>
12364 * config/i386/i386.c (legitimate_constant_p): Recognize
12365 all one vector constant.
12367 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12369 * config/vax/vax.c: Add #includes to silence warnings.
12370 Change #include order to silence two warnings.
12372 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12374 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12375 (ASM_SPEC): Pass -k to the assembler for PIC code.
12377 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12379 * config.gcc: Add vax-*-linux* to the switch.
12380 * config/vax/linux.h: New file. (TARGET_VERSION,
12381 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12383 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12385 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12386 Use predicate macros instead of GET_CODE() == foo.
12387 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12388 ashlsi3, rotrsi3, <unnamed>): Likewise.
12390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12392 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12393 jbbccihi, jbbccisi): Remova trailing whitespace.
12394 * config/vax/constraints.md: Likewise.
12395 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12396 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12397 * config/vax/predicates.md: Likewise.
12398 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12399 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12400 * config/vax/vax.h: Likewise.
12401 * config/vax/vax.md (nonlocal_goto): Likewise.
12403 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12405 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12406 (indirectable_address_p, adjacent_operands_p): Add spaces around
12408 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12410 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12412 * config/vax/vax.c (legitimate_constant_address_p,
12413 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12414 index_term_p, reg_plus_index_p, legitimate_address_p,
12415 vax_mode_dependent_address_p): Update comments to match functions
12416 modified by the recent int->bool conversion.
12418 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12420 * config/vax/builtins.md: Update copyright message.
12421 * config/vax/constraints.md: Likewise.
12422 * config/vax/netbsd-elf.h: Likewise.
12423 * config/vax/predicates.md: Likewise.
12424 * config/vax/vax-protos.h: Likewise.
12425 * config/vax/vax.c: Likewise.
12426 * config/vax/vax.h: Likewise.
12427 * config/vax/vax.md: Likewise.
12428 * config/vax/vax.opt: Likewise.
12430 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12432 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12433 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12434 * config/vax/constraints.md (B, R): Likewise.
12435 * config/vax/predicates.md (external_memory_operand,
12436 nonimmediate_addsub_di_operand): Likewise.
12437 * config/vax/vax.c (vax_output_int_add): Likewise.
12438 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12439 untyped_call): Likewise.
12441 2009-04-01 Matt Thomas <matt@3am-software.com>
12443 * config/vax/predicates.md: New file.
12444 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12445 external_const_operand, nonsymbolic_operand, external_memory_operand,
12446 indirect_memory_operand, indexed_memory_operand,
12447 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12448 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12450 * config/vax/constraints.md: New file.
12451 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12453 * config/vax/builtins.md: New file.
12454 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12455 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12457 * config/vax/vax.opt (mqmath): Add option.
12458 * config/vax/vax.md (isfx): Extend with DI.
12459 (VAXintQH, VAXintQHSD): Define.
12460 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12461 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12462 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12463 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12464 (movdi): Update constraints and use vax_output_int_move().
12465 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12466 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12467 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12468 nonlocal_goto): New.
12469 (mov<mode>): Extend accepted operand types.
12470 (subdi3_old): Rename from subdi3, change update constraints and use
12471 a new implementation.
12472 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12473 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12474 MOVE_RATIO, CLEAR_RATIO): Define.
12475 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12476 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12477 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12478 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12479 (split_quadword_operands): Make static and really allow variable
12481 (print_operand_address): Update for PIC generation.
12482 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12483 indexable_address_p, fixup_mathdi_operand,
12484 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12485 (vax_float_literal, legitimate_constant_p,
12486 indirectable_constant_address_p, index_term_p,
12487 reg_plus_index_p): Return bool instead of int.
12488 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12490 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12492 (vax_output_conditional_branch): Indent.
12493 (legitimate_constant_address_p, indirectable_constant_address_p,
12494 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12495 vax_mode_dependent_address_p): Return bool instead of int, update for
12497 * config/vax/vax-protos.h (legitimate_constant_address_p,
12498 legitimate_constant_p, legitimate_address_p,
12499 vax_mode_dependent_address_p): Change declaration to bool.
12500 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12501 vax_expand_addsub_di_operands, vax_output_int_subtract,
12502 vax_output_movmemsi): Declare.
12503 (split_quadword_operands, vax_float_literal): Delete declaration.
12504 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12505 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12506 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12507 ASM_OUTPUT_DWARF_PCREL): Define.
12508 (ASM_SPEC): Change definition to allow PIC generation.
12510 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12512 * doc/sourcebuild.texi: Update front-end requirements.
12514 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12517 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
12518 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
12519 (booldi3_internal3): Use boolean_or_operator instead of
12522 2009-04-01 Joseph Myers <joseph@codesourcery.com>
12525 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
12526 declarator whose size is not an integer constant expression but
12527 folds to an integer constant, then treat it as a constant
12530 2009-04-01 Richard Guenther <rguenther@suse.de>
12532 * fold-const.c (fold_plusminus_mult_expr): Do not fold
12533 i * 4 + 2 to (i * 2 + 1) * 2.
12535 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12538 * c-parser.c (c_parser_asm_statement): Skip until close paren and
12539 return if c_parser_asm_string_literal returned NULL.
12541 2009-04-01 Nick Clifton <nickc@redhat.com>
12543 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
12545 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
12546 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
12547 other typedefs to avoid conflicts with libgcc2.c. Define labels
12548 to gain 16-bit bit-manipulation functions from libgcc2.c and then
12550 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
12551 to gain 16-bit trapping arithmetic functions from libgcc2.c and
12554 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
12556 * varasm.c (default_function_rodata_section): Declare DOT as
12559 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
12560 Andrey Galkin <agalkin@hypercom.com>
12563 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
12564 Make object_name unique for each process.
12566 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12569 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
12570 addressable variables in the parallel that could go out of scope while
12571 running queued tasks.
12573 2009-04-01 Anatoly Sokolov <aesok@post.ru>
12575 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
12576 (CASE_VALUES_THRESHOLD): Redefine.
12577 * config/avr/avr.c (avr_override_options): Remove initialization of
12578 avr_case_values_threshold variable.
12579 (avr_case_values_threshold): Remove variable. Add new function.
12580 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
12581 * config/avr/avr.opt (mno-tablejump): Remove option.
12582 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
12584 2009-04-01 DJ Delorie <dj@redhat.com>
12586 * varasm.c (default_function_rodata_section): Don't assume
12587 anything about where the first '.' in the section name is.
12589 2009-04-01 Alan Modra <amodra@bigpond.net.au>
12591 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
12592 rs6000_emit_stack_tie.
12594 2009-03-31 Ian Lance Taylor <iant@google.com>
12596 * tree-eh.c (tree_remove_unreachable_handlers): Compare
12597 gimple_code with GIMPLE_RESX, not RESX.
12599 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12601 * c-common.c (c_get_ident): New.
12602 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
12604 2009-04-01 Ben Elliston <bje@au.ibm.com>
12606 * config/rs6000/sysv4.opt (msdata): Improve option description.
12608 2009-03-31 Steve Ellcey <sje@cup.hp.com>
12610 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
12611 (divdf3_internal_lat): Remove.
12612 (divxf3_internal_lat): Remove.
12613 (divxf3_internal_thr): Remove.
12614 (divxf): Use divxf3_internal.
12615 * config/ia64/div.md (divsf3_internal_lat): New.
12616 (divdf3_internal_lat): New.
12617 (divxf3_internal): New.
12619 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12622 * Makefile.in (USE_GCC_STDINT): Define.
12623 (stmp-int-hdrs): Install stdint.h if applicable.
12624 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
12626 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
12627 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
12628 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12629 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12630 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12631 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12632 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12633 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12634 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12635 (c_common_nodes_and_builtins): Initialize
12636 underlying_wchar_type_node. Do not initialize
12637 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
12638 nodes for new types.
12639 (c_stddef_cpp_builtins): Define macros for new types.
12640 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
12642 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
12643 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
12644 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
12645 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
12646 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
12647 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
12648 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
12649 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
12650 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
12651 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
12652 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
12653 int16_type_node, int32_type_node, int64_type_node,
12654 uint8_type_node, uint16_type_node, c_uint32_type_node,
12655 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
12656 int_least32_type_node, int_least64_type_node,
12657 uint_least8_type_node, uint_least16_type_node,
12658 uint_least32_type_node, uint_least64_type_node,
12659 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
12660 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
12661 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
12662 uintptr_type_node): Define.
12663 * c-cppbuiltin.c (builtin_define_constants,
12664 builtin_define_type_minmax): New.
12665 (builtin_define_stdint_macros): Define more macros.
12666 (c_cpp_builtins): Define more limit macros.
12667 (type_suffix): New.
12668 (builtin_define_type_max): Define in terms of
12669 builtin_define_type_minmax. Remove is_long parameter. All
12671 * config.gcc (use_gcc_stdint): Define.
12672 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
12673 Add newlib-stdint.h for generic targets.
12674 * config/glibc-stdint.h, config/newlib-stdint.h,
12675 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
12676 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
12677 * config/score/score.h (UINTPTR_TYPE): Define.
12678 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12679 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12680 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12681 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12682 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12683 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12684 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12685 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12686 * config/spu/spu.h (STDINT_LONG32): Define.
12687 * configure.ac (use_gcc_stdint): Substitute.
12688 * configure: Regenerate.
12689 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
12690 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
12691 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
12692 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
12693 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
12694 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
12695 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
12696 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
12697 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
12698 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
12699 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
12700 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
12701 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
12702 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
12703 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
12704 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
12705 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
12706 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
12707 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
12708 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
12709 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
12710 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
12711 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12712 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12713 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12714 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12715 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12716 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12717 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
12719 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
12721 * loop-iv.c (suitable_set_for_replacement): Renamed from
12722 simplify_using_assignment; changed to return bool and to accept new
12723 args DEST and SRC. Return true iff we find a source/destination pair
12724 that can be used to make a replacement, and fill SRC and DEST if so.
12725 Remove arg ALTERED. Don't deal with altered regs here. All callers
12727 (simplify_using_initial_values): Deal with altered regs here and track
12728 more precisely the effect they have on the validity of our expression.
12730 * loop-iv.c (simplify_using_condition): A condition of the form
12731 (EQ REG CONST) can be used to simply make a substitution.
12732 (simplify_using_initial_values): Keep track of conditions we have seen
12733 and keep using them to simplify new expressions, while applying the
12734 same substitutions to them as to the expression.
12736 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12737 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12740 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12741 changed. Use this when trying to improve the upper bound.
12742 Generate the comparison by using simplify_gen_relational.
12744 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12746 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12748 (simplify_using_assignment, simplify_using_initial_values): Call
12749 replace_in_expr to make replacements. Call replace_single_def_regs
12750 once on the initial version of the expression.
12752 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12755 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12757 2009-03-31 Richard Guenther <rguenther@suse.de>
12759 PR middle-end/31029
12760 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12761 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12763 2009-03-31 Richard Guenther <rguenther@suse.de>
12765 * tree.h (div_if_zero_remainder): Declare.
12766 * fold-const.c (div_if_zero_remainder): Export.
12767 * tree-ssa-forwprop.c
12768 (forward_propagate_addr_into_variable_array_index): Handle
12769 constant array index addition outside of the variable index.
12771 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12774 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12775 define_splits, floatunssi<mode>2): Require x87 conversions from
12776 DImode to be permitted.
12778 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12780 PR preprocessor/15638
12781 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12783 2009-03-31 Richard Guenther <rguenther@suse.de>
12785 PR middle-end/23401
12786 PR middle-end/27810
12787 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12788 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12789 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12790 a separate statement.
12791 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12792 (lookup_tmp_var): Likewise.
12793 (is_gimple_formal_tmp_or_call_rhs): Remove.
12794 (is_gimple_reg_or_call_rhs): Rename to ...
12795 (is_gimple_reg_rhs_or_call): ... this.
12796 (is_gimple_mem_or_call_rhs): Rename to ...
12797 (is_gimple_mem_rhs_or_call): ... this.
12798 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12799 DECL_GIMPLE_REG_P only if is_formal is true.
12800 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12801 for non-proper post-modify expression gimplification.
12802 (gimplify_self_mod_expr): For post-modify expressions gimplify
12803 the lvalue to a minimal lvalue.
12804 (rhs_predicate_for): Remove formal temp case.
12805 (gimplify_modify_expr_rhs): Likewise.
12806 (gimplify_addr_expr): Use is_gimple_reg.
12807 (gimplify_expr): Remove formal temp cases.
12808 (gimple_regimplify_operands): Likewise.
12809 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12810 and FILTER_EXPR like constants.
12811 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12813 (is_gimple_formal_tmp_rhs): Remove.
12814 (is_gimple_reg_rhs): Remove special casing.
12815 (is_gimple_mem_rhs): Fix.
12816 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12817 (is_gimple_formal_tmp_var): Remove.
12818 (is_gimple_formal_tmp_reg): Likewise.
12819 (is_gimple_min_lval): Allow invariant component ref parts.
12820 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12821 is_gimple_formal_tmp_reg): Remove declarations.
12822 * tree-cfg.c (verify_expr): Verify that variables with address
12823 taken do not have DECL_GIMPLE_REG_P set.
12824 * tree-mudflap.c (mf_build_check_statement_for): Use
12825 force_gimple_operand instead of gimplify_expr.
12827 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
12829 * modulo-sched.c (sms_schedule_by_order): Pass the actual
12830 schedulable rows to compute_split_row.
12832 2009-03-31 Ben Elliston <bje@au.ibm.com>
12835 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
12838 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12840 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
12841 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
12842 * configure: Regenerate.
12843 * config.in: Regenerate.
12844 * config/rs6000/rs6000.opt (mtls-markers): Add.
12845 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
12846 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
12847 (tls_ld_aix, tls_ld_sysv): Likewise.
12848 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
12849 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
12851 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12853 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
12855 2009-03-30 Jan Hubicka <jh@suse.cz>
12857 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
12859 (tree_remove_unreachable_handlers): Cleanup EH predecestor
12860 detection and label handling.
12862 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12864 * ira-int.h (ira_allocno): Rename left_conflicts_num to
12865 left_conflicts_size.
12866 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
12867 ALLOCNO_LEFT_CONFLICTS_SIZE.
12869 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
12870 remove_allocno_from_bucket_and_push,
12871 allocno_spill_priority_compare, push_allocnos_to_stack,
12872 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12873 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
12874 (setup_allocno_left_conflicts_num): Ditto. Rename to
12875 setup_allocno_left_conflicts_size.
12876 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12877 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
12878 setup_allocno_left_conflicts_size instead of
12879 setup_allocno_left_conflicts_num.
12881 * ira-build.c (ira_create_allocno): Use
12882 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
12883 ALLOCNO_LEFT_CONFLICTS_NUM.
12885 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12887 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12888 instead of DF_LR_OUT.
12890 * ira-lives.c (process_bb_node_lives): Ditto.
12892 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12893 instead of DF_LR_{OUT,IN}.
12895 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12897 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12899 2009-03-30 Jan Hubicka <jh@suse.cz>
12901 * except.c (label_to_region_map): Fix thinko.
12903 2009-03-30 Steve Ellcey <sje@cup.hp.com>
12905 PR middle-end/38237
12906 * tree.h (tree_find_value): New declaration.
12907 * tree.c (tree_find_value): New function.
12908 * varasm.c (assemble_external): Avoid duplicate entries on lists.
12910 2009-03-30 Jakub Jelinek <jakub@redhat.com>
12913 * c-decl.c (struct c_binding): Add locus field.
12914 (bind): Add locus argument, set locus field from it.
12915 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
12916 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
12917 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
12918 implicitly_declare, undeclared_variable, lookup_label,
12919 declare_label, c_make_fname_decl, c_builtin_function,
12920 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
12923 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
12926 * config/i386/i386.c (classify_argument): Check total size of
12929 2009-03-30 Martin Jambor <mjambor@suse.cz>
12931 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
12932 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
12933 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
12936 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
12937 seen_variable_array_ref while also traversing a union.
12939 * tree-inline.c (optimize_inline_calls): Do not call
12940 cgraph_node_remove_callees.
12941 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
12942 (pass_remove_cgraph_callee_edges): New variable.
12943 * passes.c (init_optimization_passes): Add
12944 pass_remove_cgraph_callee_edges after early inlining and before all
12945 late intraprocedural passes.
12947 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
12949 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12951 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
12952 Fix typos in names.
12954 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12956 * combine.c (simplify_comparison): Use have_insn_for.
12957 * dojump.c (do_jump): Likewise.
12959 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12961 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
12962 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
12963 sparc_compare_op0 like sparc_compare_emitted used to be handled.
12964 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
12965 instead of sparc_compare_emitted.
12966 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
12967 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
12968 instead of sparc_compare_emitted.
12970 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12972 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
12973 enter/exit cfglayout mode.
12974 (pass_partition_block): Require it.
12975 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
12976 (combine_instructions): Track basic blocks instead of labels.
12977 (update_cfg_for_uncondjump): New.
12978 (try_combine): Use it. Update jumps after rescanning.
12979 (pass_combine): Require PROP_cfglayout.
12980 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
12982 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12984 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
12985 Provide/destroy PROP_cfglayout respectively.
12986 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
12987 * tree-pass.h (PROP_cfglayout): New.
12989 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12991 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
12992 fold_convert_const_fixed_from_fixed,
12993 fold_convert_const_fixed_from_int,
12994 fold_convert_const_fixed_from_real, fold_negate_const): Do not
12995 set TREE_CONSTANT_OVERFLOW.
12996 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
12997 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
12999 2009-03-30 Ira Rosen <irar@il.ibm.com>
13001 * tree-vect-loop-manip.c: New file.
13002 * tree-vectorizer.c: Update documentation and included files.
13003 (vect_loop_location): Make extern.
13004 (rename_use_op): Move to tree-vect-loop-manip.c
13005 (rename_variables_in_bb, rename_variables_in_loop,
13006 slpeel_update_phis_for_duplicate_loop,
13007 slpeel_update_phi_nodes_for_guard1,
13008 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13009 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13010 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13011 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13012 find_loop_location): Likewise.
13013 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13014 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13015 get_vectype_for_scalar_type, vect_is_simple_use,
13016 supportable_widening_operation, supportable_narrowing_operation):
13018 (bb_in_loop_p): Move to tree-vect-loop.c.
13019 (new_loop_vec_info, destroy_loop_vec_info,
13020 reduction_code_for_scalar_code, report_vect_op,
13021 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13022 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13023 (vect_supportable_dr_alignment): Likewise.
13024 * tree-vectorizer.h (tree-data-ref.h): Include.
13025 (vect_loop_location): Declare.
13026 Reorganize function declarations according to the new file structure.
13027 * tree-vect-loop.c: New file.
13028 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13029 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13030 * tree-vect-data-refs.c: New file.
13031 * tree-vect-patterns.c (timevar.h): Don't include.
13032 * tree-vect-stmts.c: New file.
13033 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13034 tree-vect-slp.c, tree-vect-loop.c.
13035 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13036 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13037 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13038 (tree-vect-analyze.o): Remove.
13039 (tree-vect-transform.o): Likewise.
13040 (tree-vect-data-refs.o): Add rule.
13041 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13042 tree-vect-slp.o): Likewise.
13043 (tree-vect-patterns.o): Remove redundant dependencies.
13044 (tree-vectorizer.o): Likewise.
13045 * tree-vect-slp.c: New file.
13047 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13049 * optc-gen.awk: Warn if an option flag has multiple different
13052 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13054 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13055 -floop-block): Document dependences on PPL, CLooG and Graphite.
13057 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13059 PR rtl-optimization/323
13060 * c-common.c (c_fully_fold, convert_and_check,
13061 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13062 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13063 * c-common.def (EXCESS_PRECISION_EXPR): New.
13064 * c-cppbuiltin.c (builtin_define_float_constants): Define
13065 constants with enough digits for long double.
13066 * c-lex.c (interpret_float): Interpret constant with excess
13067 precision where appropriate.
13068 * c-opts.c (c_common_post_options): Set
13069 flag_excess_precision_cmdline. Give an error for
13070 -fexcess-precision=standard for C++ for processors where the
13071 option is significant.
13072 * c-parser.c (c_parser_conditional_expression): Handle excess
13073 precision in condition.
13074 * c-typeck.c (convert_arguments): Handle arguments with excess
13076 (build_unary_op): Move excess precision outside operation.
13077 (build_conditional_expr): Likewise.
13078 (build_compound_expr): Likewise.
13079 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13080 (build_modify_expr): Handle excess precision in RHS.
13081 (convert_for_assignment): Handle excess precision in converted
13083 (digest_init, output_init_element, process_init_element): Handle
13084 excess precision in initializer.
13085 (c_finish_return): Handle excess precision in return value.
13086 (build_binary_op): Handle excess precision in operands and add
13087 excess precision as needed for operation.
13088 * common.opt (-fexcess-precision=): New option.
13089 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13090 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13091 For standard excess precision, output explicit conversion to and
13092 truncation from XFmode.
13093 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13094 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13095 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13096 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13097 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13098 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13099 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13100 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13101 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13102 define_splits, sqrt<mode>2): Disable where appropriate for
13103 standard excess precision.
13104 * convert.c (convert_to_real): Do not shorten arithmetic to type
13105 for which excess precision would be used.
13106 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13107 * doc/invoke.texi (-fexcess-precision=): Document option.
13108 (-mfpmath=): Correct index entry.
13109 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13110 flag_excess_precision): New.
13111 * langhooks.c (lhd_post_options): Set
13112 flag_excess_precision_cmdline.
13113 * opts.c (common_handle_option): Handle -fexcess-precision=.
13114 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13115 init_excess_precision): New.
13116 (lang_dependent_init_target): Call init_excess_precision.
13117 * tree.c (excess_precision_type): New.
13118 * tree.h (excess_precision_type): Declare.
13120 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13123 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13124 non-lvalue to component.
13126 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13128 PR preprocessor/34695
13129 * Makefile.in (c-opts.o): Depend on c-tree.h.
13130 * c-common.c: Move down include of diagnostic.h.
13131 (done_lexing, c_cpp_error): New.
13132 * c-common.h (done_lexing): Declare.
13133 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13135 * c-opts.c: Include c-tree.h.
13136 (c_common_init_options): Set preprocessor error callback.
13137 (c_common_handle_option): Do not set preprocessor
13138 inhibit_warnings, warnings_are_errors, warn_system_headers,
13139 pedantic_errors or inhibit_warnings flags.
13140 (c_common_post_options): Do not check cpp_errors (parse_in).
13141 (c_common_finish): Do not output dependencies if there were
13142 errors. Do not check return value of cpp_finish.
13143 * c-ppoutput.c (pp_file_change): Set input_location.
13144 * c-tree.h (c_cpp_error): Declare.
13145 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13147 (diagnostic_build_prefix): Check override_column.
13148 * diagnostic.h (diagnostic_info): Add override_column field.
13149 (diagnostic_override_column): Define.
13151 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13153 * c-common.c (c_expand_expr, c_staticp): Remove.
13154 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13155 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13156 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13157 * c-gimplify.c (gimplify_compound_literal_expr,
13158 optimize_compound_literals_in_ctor): Remove.
13159 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13160 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13161 * c-semantics.c (emit_local_var): Remove.
13163 * langhooks-def.h (lhd_expand_expr): Remove.
13164 * langhooks.c (lhd_expand_expr): Remove.
13165 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13167 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13168 handling from c-semantics.c; don't call into langhook.
13169 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13170 * gimplify.c (gimplify_compound_literal_expr,
13171 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13172 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13173 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13174 as was done in c-gimplify.c.
13175 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13176 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13177 Move from c-common.h.
13178 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13180 * tree.c (staticp): Do not call langhook.
13181 * langhooks.c (lhd_staticp): Delete.
13182 * langhooks-def.h (lhd_staticp): Delete prototype.
13183 (LANG_HOOKS_STATICP): Delete.
13184 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13186 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13187 instead of DECL_STMTs.
13189 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13197 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13199 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13200 contained expression.
13201 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13202 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13203 conditional expressions for C.
13204 (decl_constant_value_for_optimization): Move from
13205 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13206 whether optimizing and that the expression is a VAR_DECL not of
13207 array type instead of doing such checks in the caller. Do not
13208 check pedantic. Call gcc_unreachable for C++.
13209 * c-common.def (C_MAYBE_CONST_EXPR): New.
13210 * c-common.h (c_fully_fold, c_save_expr,
13211 decl_constant_value_for_optimization): New prototypes.
13212 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13213 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13214 EXPR_INT_CONST_OPERANDS): Define.
13215 * c-convert.c (convert): Strip nops from expression.
13216 * c-decl.c (groktypename): Take extra parameters expr and
13217 expr_const_operands. Update call to grokdeclarator.
13218 (start_decl): Update call to grokdeclarator. Add statement for
13219 expressions used in type of decl.
13220 (grokparm): Update call to grokdeclarator.
13221 (push_parm_decl): Update call to grokdeclarator.
13222 (build_compound_literal): Add parameter non_const and build a
13223 C_MAYBE_COSNT_EXPR if applicable.
13224 (grokdeclarator): Take extra parameters expr and
13225 expr_const_operands. Track expressions used in declaration
13226 specifiers and declarators. Fold array sizes and track whether
13227 they are constant expressions and whether they are integer
13228 constant expressions.
13229 (parser_xref_tag): Set expr and expr_const_operands fields in
13231 (grokfield): Update call to grokdeclarator.
13232 (start_function): Update call to grokdeclarator.
13233 (build_null_declspecs): Set expr and expr_const_operands fields in
13235 (declspecs_add_type): Handle expressions in typeof specifiers.
13236 * c-parser.c (c_parser_declspecs): Set expr and
13237 expr_const_operands fields for declaration specifiers.
13238 (c_parser_enum_specifier): Likewise.
13239 (c_parser_struct_or_union_specifier): Likewise.
13240 (c_parser_typeof_specifier): Likewise. Update call to
13241 groktypename. Fold expression as needed. Return expressions with
13242 type instead of adding statements.
13243 (c_parser_attributes): Update calls to c_parser_expr_list.
13244 (c_parser_statement_after_labels): Fold expression before passing
13245 to objc_build_throw_stmt.
13246 (c_parser_condition): Fold expression.
13247 (c_parser_asm_operands): Fold expression.
13248 (c_parser_conditional_expression): Use c_save_expr. Update call
13249 to build_conditional_expr.
13250 (c_parser_alignof_expression): Update call to groktypename.
13251 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13252 original_code. Fold expression argument of va_arg. Create
13253 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13254 argument to va_arg. Update calls to groktypename. Fold array
13255 index for offsetof. Verify that first argument to
13256 __builtin_choose_expr has integer type.
13257 (c_parser_postfix_expression_after_paren_type): Update calls to
13258 groktypename and build_compound_literal. Handle expressions with
13259 side effects in type name.
13260 (c_parser_postfix_expression_after_primary): Update call to
13261 c_parser_expr_list. Set original_code for calls to
13262 __builtin_constant_p.
13263 (c_parser_expr_list): Take extra parameter fold_p. Fold
13264 expressions if requested.
13265 (c_parser_objc_type_name): Update call to groktypename.
13266 (c_parser_objc_synchronized_statement): Fold expression.
13267 (c_parser_objc_receiver): Fold expression.
13268 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13269 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13270 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13271 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13272 (struct c_typespec): Add elements expr and expr_const_operands.
13273 (struct c_declspecs): Add elements expr and expr_const_operands.
13274 (groktypename, build_conditional_expr, build_compound_literal):
13276 (in_late_binary_op): Declare.
13277 * c-typeck.c (note_integer_operands): New function.
13278 (in_late_binary_op): New variable.
13279 (decl_constant_value_for_broken_optimization): Move to c-common.c
13280 and rename to decl_constant_value_for_optimization.
13281 (default_function_array_conversion): Do not strip nops.
13282 (default_conversion): Do not call
13283 decl_constant_value_for_broken_optimization.
13284 (build_array_ref): Do not fold result.
13285 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13286 result when operand is a VLA.
13287 (c_expr_sizeof_type): Update call to groktypename. Handle
13288 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13289 result when operand names a VLA type.
13290 (build_function_call): Update call to build_compound_literal.
13291 Only fold result for calls to __builtin_* functions. Strip
13292 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13293 the function designator.
13294 (convert_arguments): Fold arguments. Update call to
13295 convert_for_assignment.
13296 (build_unary_op): Handle increment and decrement of
13297 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13298 decrement earlier. Fold operand of increment and decrement.
13299 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13300 built for integer operand. Wrap returns that are INTEGER_CSTs
13301 without being integer constant expressions or that have integer
13302 constant operands without being INTEGER_CSTs.
13303 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13304 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13305 result is an integer constant expression or can be used in
13306 unevaluated parts of one and avoid folding and wrap as
13307 appropriate. Fold operands before possibly doing -Wsign-compare
13309 (build_compound_expr): Wrap result for C99 if operands can be used
13310 in integer constant expressions.
13311 (build_c_cast): Update call to digest_init. Do not ignore
13312 overflow from casting floating-point constants to integers. Wrap
13313 results that could be confused with integer constant expressions,
13314 null pointer constants or floating-point constants.
13315 (c_cast_expr): Update call to groktypename. Handle expressions
13316 included in type name.
13317 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13318 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13319 Update calls to convert_for_assignment.
13320 (convert_for_assignment): Take new parameter
13321 null_pointer_constant. Do not strip nops or call
13322 decl_constant_value_for_broken_optimization. Set
13323 in_late_binary_op for conversions to boolean.
13324 (store_init_value): Update call to digest_init.
13325 (digest_init): Take new parameter null_pointer_constant. Do not
13326 call decl_constant_value_for_broken_optimization. pedwarn for
13327 initializers not constant expressions. Update calls to
13328 convert_for_assignment.
13329 (constructor_nonconst): New.
13330 (struct constructor_stack): Add nonconst element.
13331 (really_start_incremental_init, push_init_level, pop_init_level):
13332 Handle constructor_nonconst and nonconst element.
13333 (set_init_index): Call constant_expression_warning for array
13335 (output_init_element): Fold value. Set constructor_nonconst as
13336 applicable. pedwarn for initializers not constant expressions.
13337 Update call to digest_init. Call constant_expression_warning
13338 where constant initializers are required.
13339 (process_init_element): Use c_save_expr.
13340 (c_finish_goto_ptr): Fold expression.
13341 (c_finish_return): Fold return value. Update call to
13342 convert_for_assignment.
13343 (c_start_case): Fold switch expression.
13344 (c_process_expr_stmt): Fold expression.
13345 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13346 ensure statement expression is not evaluated in constant expression.
13347 (build_binary_op): Track whether results are integer constant
13348 expressions or may occur in such, disable folding and wrap results
13349 as applicable. Fold operands for -Wsign-compare warnings unless
13351 (c_objc_common_truthvalue_conversion): Handle results folded to
13352 integer constants that are not integer constant expressions.
13353 * doc/extend.texi: Document when typeof operands are evaluated,
13354 that condition of __builtin_choose_expr is an integer constant
13355 expression, and more about use of __builtin_constant_p in
13358 2009-03-29 Richard Guenther <rguenther@suse.de>
13360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13361 propagate addresses of array references.
13363 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13365 * regmove.c (perhaps_ends_bb_p): Remove.
13366 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13367 from INSN and check that the main loop stays within that basic block.
13368 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13369 (regmove_forward_pass): Split out from regmove_optimize. Use
13370 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13371 (regmove_backward_pass): Split out from regmove_optimize. Use
13372 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13373 (regmove_optimize): Simplify.
13375 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13378 * config/i386/i386.c (classify_argument): Ignore flexible array
13379 member in struct and warn ABI change.
13381 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13383 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13385 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13386 (ix86_adjust_cost): Updated.
13388 2009-03-29 Jan Hubicka <jh@suse.cz>
13390 PR middle-end/28850
13391 * tree-pass.h (pass_cleanup_eh): New function.
13392 (remove_unreachable_regions): Break code handling RTL
13393 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13394 that can not be reached by runtime.
13395 (can_be_reached_by_runtime): New function.
13396 (label_to_region_map): New function.
13397 (num_eh_regions): New function.
13398 (rtl_remove_unreachable_regions): New function.
13399 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13400 (remove_eh_region): New function.
13401 * except.h: Include sbitmap and vecprim.
13402 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13403 num_eh_regions): Declare.
13404 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13405 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13406 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13407 (tree_empty_eh_handler_p): New function.
13408 (cleanup_empty_eh): New function.
13409 (cleanup_eh): New function.
13410 (pass_cleanup_eh): New function.
13412 2009-03-29 Jan Hubicka <jh@suse.cz>
13414 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13415 for removed regions.
13417 2009-03-29 Jan Hubicka <jh@suse.cz>
13419 * except.c (dump_eh_tree): Dump all datastructures.
13421 2009-03-29 Jan Hubicka <jh@suse.cz>
13423 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13424 (duplicate_eh_regions_1): Likewise.
13425 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13426 vector; call EH verification.
13427 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13428 Be ready for region being removed.
13430 2009-03-29 Jan Hubicka <jh@suse.cz>
13432 * bitmap.c (bitmap_last_set_bit): New function.
13433 * bitmap.h (bitmap_last_set_bit): Declare.
13435 2009-03-29 David Ayers <ayers@fsfe.org>
13438 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13439 by calling objc_compare_types and surpress warnings about
13440 incompatible C pointers that are compatible ObjC pointers.
13442 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13444 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13445 call initialize_inline_failed.
13446 (initialize_inline_failed): Move it from here ...
13447 * cgraph.c (initialize_inline_failed): ... to here.
13448 (cgraph_create_edge): Call initialize_inline_failed rather than
13449 setting inline_failed directly.
13451 2009-03-29 Ben Elliston <bje@au.ibm.com>
13454 * sysv4.opt (msdata): Improve comment.
13455 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13456 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13458 2009-03-29 Ben Elliston <bje@au.ibm.com>
13461 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13462 load and store attributes.
13464 2009-03-29 Ben Elliston <bje@au.ibm.com>
13466 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13467 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13468 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13469 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13470 __builtin_infq and __builtin_huge_valq.
13472 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13474 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13476 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13477 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13479 2009-03-28 Xinliang David Li <davidxl@google.com>
13481 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13482 (do_dbg_cnt): New function.
13484 2009-03-28 Jan Hubicka <jh@suse.cz>
13486 Merge from pretty-ipa:
13488 2009-03-27 Jan Hubicka <jh@suse.cz>
13490 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13491 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13492 * passes.c (function_called_by_processed_nodes_p): New.
13493 * ipa-pure-const.c (check_call): Fix handling of operands.
13494 (analyze_function): Dump debug output for skipped bodies.
13495 (local_pure_const): Use function_called_by_processed_nodes_p.
13496 * dwarf2out.c (reference_to_unused): Use output.
13497 * passes.c (do_per_function_toporder): Likewise.
13499 2008-11-12 Jan Hubicka <jh@suse.cz>
13501 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13502 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13503 state_set_in_source enum
13504 (check_decl): Ignore memory tags; do not set fake looping flags;
13506 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13507 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13508 (check_call, analyze_function): Rewrite.
13510 (add_new_function): Update call of analyze_function.
13511 (generate_summary): Add call of analyze_function.
13512 (propagate): Propagate can_throw; handle state_set_in_source correctly.
13513 (local_pure_const): New function.
13514 (pass_local_pure_const): New pass.
13515 * ipa-inline.c (inline_transform): Set after_inlining.
13516 * tree-eh.c (stmt_can_throw_external): New.
13517 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
13518 work with aliasing built.
13519 * tree-flow.h (stmt_can_throw_external): New.
13520 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
13521 and local pure/const pass in early and late optimization queue.
13523 2009-03-28 Martin Jambor <mjambor@suse.cz>
13525 * fold-const.c (get_pointer_modulus_and_residue): New parameter
13527 (fold_binary): Allow function decl aligment consideration is the
13528 second argument is integer constant one.
13529 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
13530 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
13531 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
13533 2009-03-28 Jan Hubicka <jh@suse.cz>
13535 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
13536 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
13537 * function.h (rtl_data): Add nothrow flag.
13538 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
13539 set DECL_NOTHROW for AVAILABLE functions.
13541 2009-03-28 Jakub Jelinek <jakub@redhat.com>
13543 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
13544 following vector keyword has expansion starting with pixel or bool
13545 keyword, expand vector to __vector and pixel or bool to __pixel or
13549 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
13550 warn_if_disallowed_function_p): Removed.
13551 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
13552 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
13553 warning_if_disallowed_function_p.
13554 * flags.h (warn_if_disallowed_function_p,
13555 warn_disallowed_functions): Removed.
13556 * common.opt (Wdisallowed-function-list=): Removed.
13557 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
13559 2009-03-28 Richard Guenther <rguenther@suse.de>
13561 PR tree-optimization/38723
13562 * tree-ssa-pre.c (compute_avail): Add all default definitions to
13565 2009-03-28 Jan Hubicka <jh@suse.cz>
13567 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
13568 test introduced by my previous patch.
13570 2009-03-28 Richard Guenther <rguenther@suse.de>
13572 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
13573 the PHIs value undefined.
13575 2009-03-28 Jan Hubicka <jh@suse.cz>
13577 * tree-pass.h (pass_fixup_cfg): New pass.
13578 * ipa-inline.c (inline_transform): Set
13579 always_inline_functions_inlined/after_inlining.
13580 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
13581 (pass_fixup_cfg): New pass.
13582 * passes.c (init_optimization_passes): Add fixup_cfg.
13584 2009-03-28 Richard Guenther <rguenther@suse.de>
13586 PR tree-optimization/38458
13587 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
13588 argument use the arguments copy-of value.
13590 2009-03-28 Richard Guenther <rguenther@suse.de>
13592 PR tree-optimization/38180
13593 * tree-ssa-ccp.c (get_default_value): Simplify.
13594 (likely_value): Likewise.
13595 (surely_varying_stmt_p): Properly handle VOP case.
13596 (ccp_initialize): Likewise.
13597 (ccp_fold): Handle propagating through *&.
13598 (fold_const_aggregate_ref): Also handle decls.
13600 2009-03-28 Jan Hubicka <jh@suse.cz>
13602 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13603 * cgraph.h (cgraph_node): Likewise.
13604 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
13605 (cgraph_reset_node): Use process flag.
13606 (cgraph_mark_functions_to_output): Likewise.
13607 (cgraph_expand_function): Likewise.
13608 (cgraph_expand_all_functions): Likewise.
13609 (cgraph_output_in_order): Likewise.
13610 * dwarf2out.c (reference_to_unused): Likewise.
13611 * passes.c do_per_function_toporder): Likewise.
13613 2009-03-28 Jan Hubicka <jh@suse.cz>
13615 Bring from lto-branch:
13617 2008-09-03 Doug Kwan <dougkwan@google.com>
13619 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
13620 enums instead of reason strings.
13621 * cgraph.c (cgraph_create_edge): Same.
13622 (cgraph_inline_failed_string): New function.
13623 * cgraph.h (cgraph_inline_failed_t): New enum type.
13624 (cgraph_inline_failed_string): New prototype.
13625 (struct cgraph_edge): Change type of INLINED_FAILED from constant
13626 char pointer to cgraph_inline_failed_t.
13627 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
13628 (cgraph_default_inline_p): Ditto.
13629 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
13630 to cgraph_inline_failed_t pointer.
13631 * cif-code.def: New file.
13632 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
13634 (cgraph_check_inline_limits): Change type of REASON to pointer to
13635 cgraph_inline_failed_t. Replace reason strings with enums.
13636 (cgraph_default_inline_p): Ditto.
13637 (cgraph_recursive_inlining_p): Ditto.
13638 (update_caller_keys): Change type of FAILED_REASON to
13639 cgraph_inline_failed_t.
13640 (cgraph_set_inline_failed): Change type of REASON to pointer to
13641 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
13642 convert enums to strings for text output.
13643 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
13644 to be of type cgraph_inline_failed_t. Replace reason strings with
13645 enums. Call cgraph_inline_failed_string to covert enums
13646 to strings for text output.
13647 (cgraph_decide_inlining): Replace reason strings with enums.
13648 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
13649 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
13651 * tree-inline.c (expand_call_inline): Change type of REASON
13652 to cgraph_inline_failed_t. Replace reason strings with enums.
13653 Call cgraph_inline_failed_string for text output.
13654 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
13657 2009-03-28 Jan Hubicka <jh@suse.cz>
13659 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
13660 cgraph_clone_node): Remove master clone handling.
13661 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13662 * cgraph.h (master_clone): Remove.
13663 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13664 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
13665 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13667 2009-03-28 Jan Hubicka <jh@suse.cz>
13669 * cgraph.c (cgraph_function_body_availability): Functions declared
13670 inline are always safe to assume that it is not going to be replaced.
13672 2009-03-28 Richard Guenther <rguenther@suse.de>
13674 PR tree-optimization/38513
13675 * tree-ssa-pre.c (eliminate): Remove redundant stores.
13676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13677 EXC_PTR_EXPR and FILTER_EXPR.
13678 (get_ref_from_reference_ops): Likewise.
13680 2009-03-28 Richard Guenther <rguenther@suse.de>
13682 PR tree-optimization/38968
13683 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
13684 Use FLOOR_MOD_EXPR to compute misalignment.
13686 2009-03-28 Richard Guenther <rguenther@suse.de>
13688 PR tree-optimization/37795
13689 * tree.h (combine_comparisons): Declare.
13690 * fold-const.c (combine_comparisons): Export.
13691 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
13693 (ifcombine_iforif): Use combine_comparisons.
13695 2009-03-28 Jan Hubicka <jh@suse.cz>
13697 * tree-eh.c (inlinable_call_p): New function.
13698 (make_eh_edges): Use it.
13699 (verify_eh_edges): Use it.
13700 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
13701 * except.c (reachable_next_level): Add inlinable_function argument
13702 (sjlj_find_directly_reachable_regions): Update.
13703 (add_reachable_handler): Do not set saw_any_handlers.
13704 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
13705 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13706 Add new inlinable call parameter.
13707 (can_throw_internal, can_throw_external): Update.
13708 * except.h (can_throw_internal_1, can_throw_external_1,
13709 foreach_reachable_handler): Update declaration.
13711 2009-03-28 Joseph Myers <joseph@codesourcery.com>
13713 * config/arm/t-arm-coff, config/h8300/coff.h,
13714 config/i386/i386-aout.h, config/i386/i386-coff.h,
13715 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
13716 config/pdp11/2bsd.h, config/rs6000/aix41.h,
13717 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
13718 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
13719 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
13720 sys-types.h: Remove.
13721 * Makefile.in: Remove protoize and fixproto support and references
13723 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
13724 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
13726 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
13727 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
13728 unprotoize$(exeext).
13729 (rest.encap): Don't depend on $(STMP_FIXPROTO)
13730 (.PHONY): Don't depend on proto.
13731 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
13732 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
13733 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
13734 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
13735 build/gen-protos.o, build/scan.o, xsys-protos.h,
13736 build/fix-header$(build_exeext), build/fix-header.o,
13737 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13738 stmp-install-fixproto): Remove.
13739 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13740 SYSCALLS.c or fixproto files.
13741 (install-common): Don't install protoize.
13742 (install-headers-tar, install-headers-cpio, install-headers-cp):
13743 Don't depend on $(STMP_FIXPROTO).
13744 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13745 install fixproto files or write out fixproto settings.
13746 (uninstall): Don't uninstall protoize.
13747 * config.gcc (use_fixproto): Remove.
13748 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13749 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13750 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13751 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13752 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13753 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13754 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13755 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13756 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13757 * config/t-vxworks (STMP_FIXPROTO): Remove.
13758 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13759 STMP_FIXPROTO): Remove.
13760 * config.in, configure: Regenerate.
13761 * crtstuff.c (gid_t, uid_t): Don't undefine.
13762 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13763 (arm-*-coff, arm-*-aout: Remove target entries.
13764 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13765 Remove mention of AIX 4.1.
13766 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13767 * doc/invoke.texi (Running Protoize): Remove.
13768 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13769 (Protoize Caveats): Remove.
13770 * tsystem.h: Update comments on headers assumed to exist.
13772 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13774 * genautomata.c: Add a new year to the copyright. Add a new
13776 (struct insn_reserv_decl): Add comments for member bypass_list.
13777 (find_bypass): Remove.
13778 (insert_bypass): New.
13779 (process_decls): Use insert_bypass.
13780 (output_internal_insn_latency_func): Output all bypasses with the
13781 same input insn in one switch case.
13783 * rtl.def (define_bypass): Describe bypass choice.
13784 * doc/md.texi (define_bypass): Ditto.
13786 2009-03-27 Richard Guenther <rguenther@suse.de>
13788 * gimplify.c (mark_addressable): Export.
13789 * tree-flow.h (mark_addressable): Declare.
13790 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13791 * tree-ssa.c (verify_phi_args): Verify that address taken
13792 variables have TREE_ADDRESSABLE set.
13794 2009-03-27 Richard Guenther <rguenther@suse.de>
13796 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13797 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13798 Do not mark decls TREE_ADDRESSABLE.
13799 (build_fold_addr_expr): Adjust.
13800 (fold_addr_expr): Remove.
13801 (fold_unary): Use build_fold_addr_expr.
13802 (fold_comparison): Likewise.
13803 (split_address_to_core_and_offset): Likewise.
13804 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13806 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13807 (gimplify_modify_expr_to_memcpy): Mark source and destination
13809 * omp-low.c (create_omp_child_function): Mark the object decl
13811 (lower_rec_input_clauses): Mark the var we take the address of
13813 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13815 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13817 PR middle-end/39315
13818 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13819 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13821 2009-03-27 Richard Guenther <rguenther@suse.de>
13823 PR tree-optimization/39120
13824 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13826 (handle_lhs_call): Process return constraints. Add escape
13827 constraints if necessary.
13828 (handle_const_call): Fill out return constraints. Make nested
13829 case more precise. Avoid consttmp if possible.
13830 (handle_pure_call): Fill out return constraints. Avoid
13831 callused if possible.
13832 (find_func_aliases): Simplify call handling.
13834 2009-03-27 Richard Guenther <rguenther@suse.de>
13836 PR tree-optimization/39120
13837 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
13838 as a representative.
13839 (solve_graph): Do propagate CALLUSED.
13840 (handle_pure_call): Use a scalar constraint from CALLUSED for
13842 (find_what_p_points_to): CALLUSED shall not appear in poins-to
13845 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13848 * c-common.c (handle_aligned_attribute): Properly check alignment
13849 overflow. Use (1U << i) instead of (1 << i).
13851 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
13853 * expr.h (get_mem_align_offset): Updated.
13855 * tree.h (tree_decl_common): Change align to "unsigned int" and
13856 move it before pointer_alias_set.
13858 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13859 Jakub Jelinek <jakub@redhat.com>
13862 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
13863 gr_register_operand with gr_reg_or_0_operand.
13864 (cmpxchg_rel_di): Likewise.
13865 (sync_lock_test_and_set<mode>): Likewise.
13867 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13869 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13870 (true_regnum): Likewise.
13872 * rtlanal.c (subreg_info): Moved to ...
13873 * rtl.h (subreg_info): Here. New.
13874 (subreg_get_info): New.
13876 * rtlanal.c (subreg_get_info): Make it extern.
13878 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13881 * config/i386/i386.c (ix86_abi): New.
13882 (override_options): Handle -mabi=.
13883 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
13884 (ix86_call_abi_override): Likewise.
13885 (init_cumulative_args): Likewise.
13886 (function_arg_advance): Likewise.
13887 (function_arg_64): Likewise.
13888 (function_arg): Likewise.
13889 (ix86_pass_by_reference): Likewise.
13890 (ix86_function_value_regno_p): Likewise.
13891 (ix86_build_builtin_va_list_abi): Likewise.
13892 (setup_incoming_varargs_64): Likewise.
13893 (is_va_list_char_pointer): Likewise.
13894 (ix86_init_machine_status): Likewise.
13895 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
13896 (ix86_function_type_abi): Return enum calling_abi. Rewrite
13897 for 64bit. Replace DEFAULT_ABI with ix86_abi.
13898 (ix86_function_abi): Make it static and return enum calling_abi.
13899 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
13901 (ix86_fn_abi_va_list): Updated.
13903 * config/i386/i386.h (ix86_abi): New.
13904 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
13905 (CONDITIONAL_REGISTER_USAGE): Likewise.
13906 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
13907 (machine_function): Likewise.
13909 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
13911 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
13912 (STACK_BOUNDARY): Likewise.
13913 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
13915 * config/i386/i386.opt (mabi=): New.
13917 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
13918 return enum calling_abi.
13919 (ix86_function_type_abi): Likewise.
13920 (ix86_function_abi): Removed.
13922 * doc/invoke.texi: Document -mabi= option for x86.
13924 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13926 * builtins.c (real_dconstp): Delete.
13927 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
13929 2009-03-27 Dodji Seketeli <dodji@redhat.com>
13930 Jakub Jelinek <jakub@redhat.com>
13933 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
13934 (gen_subprogram_die): When a function is explicit, generate the
13935 DW_AT_explicit attribute.
13936 * langhooks.h (struct lang_hooks_for_decls): Add
13937 function_decl_explicit_p langhook.
13938 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
13939 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
13941 2009-03-27 Jakub Jelinek <jakub@redhat.com>
13943 * builtins.c (fold_builtin_memory_op): Optimize memmove
13944 into memcpy if we can prove source and destination don't overlap.
13946 * tree-inline.c: Include gt-tree-inline.h.
13947 (clone_fn_id_num): New variable.
13948 (clone_function_name): New function.
13949 (tree_function_versioning): Use it.
13950 * Makefile.in (GTFILES): Add tree-inline.c.
13952 2009-03-27 Mark Mitchell <mark@codesourcery.com>
13954 * BASE-VER: Change to 4.5.0.
13956 2009-03-27 Xinliang David Li <davidxl@google.com>
13958 PR tree-optimization/39557
13959 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
13961 2009-03-27 Xinliang David Li <davidxl@google.com>
13963 PR tree-optimization/39548
13964 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
13967 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13969 * c-common.c (pointer_int_sum): Use %wd on return from
13972 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13974 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
13975 on return from tree_low_cst.
13977 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
13980 * ginclude/stdarg.h (va_copy): Define also for
13981 __GXX_EXPERIMENTAL_CXX0X__.
13983 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13986 * builtins.h (c_strlen): Do not warn here.
13987 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13988 * c-common.c (pointer_int_sum): Take an explicit location.
13989 Warn about offsets out of bounds.
13990 * c-common.h (pointer_int_sum): Adjust declaration.
13992 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13994 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
13997 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14000 * opts.c (warn_if_disallowed_function_p): Don't assume
14001 get_callee_fndecl must return non-NULL.
14003 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14005 PR rtl-optimization/39522
14006 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14007 when reg_reloaded_valid is set.
14009 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14011 * config/spu/divv2df3.c: New file.
14012 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14013 (DPBIT_FUNCS): Filter out _div_df.
14015 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14017 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14018 a jump insn, count that jump in the distance to the loop start.
14020 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14023 * config/sh/sh.c (calc_live_regs): Fix condition for global
14024 registers except PIC_OFFSET_TABLE_REGNUM.
14026 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14029 * doc/invoke.texi (-mconsole): New.
14031 (-mno-cygwin): New.
14033 (-mnop-fun-dllimport): New.
14037 (sub section "i386 and x86-64 Windows Options"): New.
14039 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14041 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14042 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14044 2009-03-25 Richard Guenther <rguenther@suse.de>
14046 PR middle-end/39497
14047 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14050 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14052 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14053 neither of haifa/selective schedulers are working.
14055 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14057 * doc/invoke.texi (Debugging Options): Fix description of
14058 -fno-merge-debug-strings.
14060 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14062 * config/cris/libgcc.ver: New version-script.
14063 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14065 * configure.ac <GAS features, nop mnemonic>: Add pattern
14066 crisv32-*-* for "nop".
14067 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14068 * configure: Regenerate.
14070 2009-03-24 Ira Rosen <irar@il.ibm.com>
14072 PR tree-optimization/39529
14073 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14074 mark_sym_for_renaming for the tag copied to the new vector
14077 2009-03-24 Arthur Loiret <aloiret@debian.org>
14079 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14080 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14081 EXTRA_SPEC_FUNCTIONS.
14082 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14083 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14084 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14085 -march and -mtune options.
14087 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14089 * config/m68k/t-rtems: Add m5329 multilib.
14091 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14092 Jakub Jelinek <jakub@redhat.com>
14095 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14098 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14101 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14102 instead of c_parser_expression_conv, if original_code isn't one of the
14103 4 allowed comparison codes, fail.
14105 2009-03-23 Richard Guenther <rguenther@suse.de>
14107 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14108 * tree.h (struct tree_type): Likewise.
14109 * reload.h (struct insn_chain): Likewise.
14110 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14111 * function.h (struct function): Likewise.
14112 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14114 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14116 PR tree-optimization/39516
14117 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14119 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14121 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14122 should be set true if BITS_PER_WORD of target is bigger than 32
14124 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14126 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14127 Translate -B-options to -rpath-link. Correct existing
14128 rpath-link and conditionalize on !nostdlib.
14130 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14132 * doc/extend.texi (Function Attributes, Variable Attributes):
14134 * doc/invoke.texi (Debugging Options, Optimize Options)
14135 (i386 and x86-64 Options, MCore Options): Likewise.
14137 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14140 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14141 it for block local namespace aliases.
14142 (gen_decl_die): Pass context_die to gen_namespace_die.
14144 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14147 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14148 minimum or maximum value.
14150 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14152 * reginfo.c (globalize_reg): Recompute derived reg sets.
14154 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14157 * libgcc2.c (mprotect): Do not use signed arguments for
14158 VirtualProtect, use DWORD arguments. Also fix the 'may
14159 be used uninitialized' warning for the np variable.
14161 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14164 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14165 functions using regparm calling conventions when not optimizing.
14166 (ix86_function_sseregparm): Similarly for sseregparm calling
14169 2009-03-19 Li Feng <nemokingdom@gmail.com>
14171 PR middle-end/39500
14172 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14173 dependence if the first conflict is after niter iterations.
14175 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14177 PR middle-end/38609
14178 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14179 functions with dynamic stack-pointer adjustments.
14181 2009-03-19 Ben Elliston <bje@au.ibm.com>
14183 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14184 option; change to -msdata=data.
14186 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14188 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14191 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14194 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14196 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14198 * doc/invoke.texi (Code Gen Options): Expand discussion of
14201 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14203 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14204 * matrix-reorg.c (struct matrix_info): Likewise.
14205 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14206 * rtl.h (struct mem_attrs): Likewise.
14207 * df.h (struct df): Likewise.
14208 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14209 * ira-int.h (struct ira_allocno): Likewise.
14210 * df-scan.c (struct df_collection_rec): Likewise.
14211 * ira.c (struct equivalence): Likewise.
14212 * function.c (struct temp_slot): Likewise.
14213 * cfgloop.h (struct loop): Likewise.
14216 * function.c (use_register_for_decl): When not optimizing, disregard
14217 register keyword for variables with types containing methods.
14219 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14221 PR middle-end/39447
14222 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14223 (is_simple_operand): Call contains_component_ref_p before calling data
14224 reference analysis that would fail on COMPONENT_REFs.
14226 * tree-vrp.c (search_for_addr_array): Fix formatting.
14228 2009-03-18 Richard Guenther <rguenther@suse.de>
14230 * tree-vect-transform.c (vect_loop_versioning): Fold the
14231 generated comparisons.
14232 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14233 (slpeel_tree_peel_loop_to_edge): Likewise.
14235 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14237 PR middle-end/37805
14238 * opts.c (print_specific_help): In addition to `undocumented',
14239 accept `separate' and `joined' flags if passed alone. Describe
14240 output by the first matched one of those.
14241 (common_handle_option): Skip over empty strings.
14242 * gcc.c (display_help): Fix help string for `--help='.
14243 * doc/invoke.texi (Option Summary, Overall Options): With
14244 `--help=', classes and qualifiers can both be repeated, but
14245 only the latter can be negated. One should not pass only
14246 negated qualifiers. Fix markup and examples.
14249 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14250 PR middle-end/37805
14251 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14252 and -fhelp=separate.
14254 2009-03-17 Jing Yu <jingyu@google.com>
14256 PR middle-end/39378
14257 * function.h (struct rtl_data): Move is_thunk from here...
14258 (struct function): ...to here.
14259 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14260 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14262 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14264 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14265 (alpha_output_function_end_prologue): Likewise.
14266 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14267 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14268 (rs6000_output_function_epilogue): Likewise.
14269 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14271 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14274 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14275 from different units in a single alternative.
14276 (*truncdfsf_i387): Ditto.
14277 (*truncxfsf2_mixed): Ditto.
14278 (*truncxfdf2_mixed): Ditto.
14280 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14282 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14283 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14286 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14287 unused non-artificial variables when not optimizing.
14290 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14291 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14292 NAMESPACE_DECL in its DECL_INITIAL.
14294 PR middle-end/39443
14295 * optabs.c (set_user_assembler_libfunc): New function.
14296 * expr.h (set_user_assembler_libfunc): New prototype.
14297 * c-common.c: Include libfuncs.h.
14298 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14299 for memcmp, memset, memcpy, memmove and abort.
14300 * Makefile.in (c-common.o): Depend on libfuncs.h.
14303 * dwarf2out.c (gen_inlined_enumeration_type_die,
14304 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14305 gen_tagged_type_instantiation_die): Removed.
14306 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14309 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14312 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14314 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14315 (check-parallel-%): Ditto.
14316 (check-consistency): Ditto.
14318 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14320 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14321 local variable rhs by NULL_TREE.
14323 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14326 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14328 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14331 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14333 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14336 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14337 for ms->sysv ABI calls only in 64bit mode.
14339 * config/i386/i386.md (untyped_call): Support 32bit.
14341 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14343 * doc/extend.texi: Replace x86_65 with x86_64.
14345 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14347 PR tree-optimization/39455
14348 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14349 mismatches for POINTER_TYPE_P (type).
14350 (number_of_iterations_le): Likewise.
14352 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14354 * config/picochip/picochip.c: Removed profiling support.
14355 * config/picochip/picochip.md: Removed profiling instruction.
14356 * config/picochip/picochip.h: Removed profiling builtin.
14358 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14360 * doc/install.texi (--with-host-libstdcxx): Document.
14362 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14365 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14366 generate a warning if the function name does not begin with
14367 "__vector" and the function has either the 'signal' or 'interrupt'
14368 attribute, from here to ...
14369 (avr_declare_function_name): ...here. New function.
14370 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14371 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14373 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14376 * cse.c (fold_rtx): Don't modify original const_arg1 when
14377 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14378 separate variable instead.
14379 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14380 from out of range shift counts.
14381 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14383 2009-03-13 Catherine Moore <clm@codesourcery.com>
14385 * config/i386/x-mingw32 (host-mingw32.o): Replace
14386 diagnostic.h with $(DIAGNOSTIC_H).
14388 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14391 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14393 * config/i386/sync.md (sync_compare_and_swap<mode>,
14394 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14395 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14397 (sync_double_compare_and_swapdi_pic,
14398 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14399 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14401 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14404 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14406 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14409 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14410 (avx_addsubv4df3): Likewise.
14411 (*avx_addsubv4sf3): Likewise.
14412 (sse3_addsubv4sf3): Likewise.
14414 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14417 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14419 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14422 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14423 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14424 registers for allocnos created from user-defined variables.
14426 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14429 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14430 of non-integer mode as well.
14432 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14434 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14435 for functions for which the parameter types are unknown.
14437 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14440 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14441 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14442 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14443 * config/i386/i386.c (ix86_local_alignment): For
14444 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14445 long long variables on the stack to avoid dynamic realignment.
14446 Allow the first argument to be a decl rather than type.
14447 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14449 2009-03-11 Nick Clifton <nickc@redhat.com>
14452 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14454 Add description to mno-lsim option.
14455 * config/mcore/mcore.h: Remove comment about deprecated m4align
14457 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14458 * doc/invoke.texi: Add description of mno-lsim and
14459 mstack-increment options.
14461 * config/fr30/fr30.opt: Document the -mno-lsim option.
14462 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14463 and -mno-lsim options.
14465 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14467 * fold-const.c (fold_comparison): Only call fold_inf_compare
14468 if the mode supports infinities.
14470 2009-03-11 Jason Merrill <jason@redhat.com>
14473 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14474 end already did. Notice GIMPLE_CALL modifications of the result.
14475 Don't copy debug information from an ignored decl or a decl from
14478 2009-03-10 Richard Guenther <rguenther@suse.de>
14479 Nathan Froyd <froydnj@codesourcery.com>
14481 PR middle-end/37850
14482 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14483 (__divMODE3): Likewise.
14485 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14487 PR tree-optimization/39394
14488 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14489 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14491 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14493 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14494 inline asms for register asm ("") declarations.
14496 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14498 * fold-const.c (fold_unary): Fix comment.
14500 2009-03-07 Jan Hubicka <jh@suse.cz>
14503 * tree-inline.c (setup_one_parameter): Do replacement of const
14504 argument by constant in SSA form.
14506 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14508 PR middle-end/38028
14509 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14510 determine alignment passed to assign_stack_local.
14511 (assign_parms_unsplit_complex): Likewise.
14512 * except.c (sjlj_build_landing_pads): Likewise.
14514 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14516 PR middle-end/39360
14517 * tree-flow.h (add_referenced_var): Return bool instead of void.
14518 * tree-dfa.c (add_referenced_var): Return result of
14519 referenced_var_check_and_insert call.
14520 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
14521 of referenced_var_check_and_insert.
14524 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
14525 (gen_variable_die): Emit DW_AT_location on abstract static variable's
14526 DIE, don't emit it if abstract origin already has it.
14527 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
14528 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
14530 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14532 * genpreds.c (needs_variable): Fix parentheses at variable name
14534 (write_tm_constrs_h): Indent generated code.
14536 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14538 * doc/extend.texi (Function Attributes): Add documentation
14539 for isr attributes.
14541 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14544 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
14545 take locus from its DECL_SOURCE_LOCATION instead of input_location.
14547 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14549 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
14552 2009-03-05 Jakub Jelinek <jakub@redhat.com>
14555 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
14556 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
14558 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
14560 * config/i386/i386.md (R8_REG, R9_REG): New constants.
14561 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
14562 constants instead of magic numbers.
14563 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
14565 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
14566 (x86_64_ms_abi_int_parameter_registers): Ditto.
14567 (x86_64_int_return_registers): Ditto.
14568 (ix86_maybe_switch_abi): Ditto.
14569 (ix86_expand_call): Ditto for clobbered_registers array.
14570 (ix86_hard_regno_mode_ok): Ditto.
14571 (x86_extended_QIreg_mentioned_p): Ditto.
14573 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
14575 PR tree-optimization/39349
14576 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
14578 * combine.c (gen_lowpart_for_combine): Use omode when generating
14581 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
14583 PR rtl-optimization/39235
14584 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
14586 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14588 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
14590 2009-03-04 Richard Guenther <rguenther@suse.de>
14592 PR tree-optimization/39362
14593 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
14594 that occur in abnormal PHIs should be varying.
14596 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14598 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
14600 (simple_iv): Take loop as an argument instead of statement.
14601 * tree-scalar-evolution.h (simple_iv): Declaration changed.
14602 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
14604 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
14606 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
14607 * matrix-reorg.c (analyze_transpose): Ditto.
14608 * tree-data-ref.c (dr_analyze_innermost): Ditto.
14609 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14610 * tree-predcom.c (ref_at_iteration): Ditto.
14611 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
14613 2009-03-04 Richard Guenther <rguenther@suse.de>
14615 PR tree-optimization/39358
14616 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
14617 escaped_id and callused_id.
14618 (solve_graph): Likewise.
14620 2009-03-04 Richard Guenther <rguenther@suse.de>
14622 PR tree-optimization/39339
14623 * tree-sra.c (try_instantiate_multiple_fields): Make it
14624 no longer ICE on the above.
14626 2009-03-03 Joseph Myers <joseph@codesourcery.com>
14628 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
14629 that fits within Pmode.
14631 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14633 PR middle-end/10109
14634 * tm.texi (LIBCALL_VALUE): Update description.
14636 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14638 PR middle-end/34443
14639 * doc/extend.texi (section): Update description.
14641 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
14643 PR middle-end/39345
14644 * tree-inline.c (remapped_type): New.
14645 (can_be_nonlocal): Call remapped_type instead of remap_type.
14647 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14650 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
14651 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
14653 2009-03-03 Richard Guenther <rguenther@suse.de>
14655 PR middle-end/39272
14656 * tree.c (tree_nonartificial_location): New function.
14657 * tree.h (tree_nonartificial_location): Declare.
14658 * builtins.c (expand_builtin_memory_chk): Provide location
14659 of the call location for artificial function pieces.
14660 (maybe_emit_chk_warning): Likewise.
14661 (maybe_emit_sprintf_chk_warning): Likewise.
14662 (maybe_emit_free_warning): Likewise.
14663 * expr.c (expand_expr_real_1): Likewise.
14665 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14667 PR tree-optimization/39343
14668 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
14669 COMPONENT_REF t has ARRAY_TYPE.
14671 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
14673 PR middle-end/39335
14674 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
14675 when the type precision of the induction variable should be
14676 larger than the type precision of nit.
14677 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
14678 * graphite.c (graphite_loop_normal_form): Same.
14679 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
14681 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14683 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
14684 (*call_1_rex64_ms_sysv): Use named constants instead of magic
14685 numbers to describe clobbered registers.
14686 (*call_value_0_rex64_ms_sysv): Ditto.
14687 * config/i386/mmx.md (mmx_emms): Ditto.
14688 (mmx_femms): Ditto.
14690 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
14692 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
14695 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14697 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
14698 (spu_section_type_flags): New function.
14700 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14702 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
14703 reg_class_contents of FLOAT_REGS into a temporary.
14705 2009-03-02 Richard Guenther <rguenther@suse.de>
14706 Ira Rosen <irar@il.ibm.com>
14708 PR tree-optimization/39318
14709 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
14710 information to the vectorized statement.
14712 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
14714 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
14715 variable. Use defined names instead of magic constants for REX SSE
14718 2009-03-01 Richard Guenther <rguenther@suse.de>
14720 PR tree-optimization/39331
14721 * omp-low.c (lower_send_shared_vars): Do not receive new
14722 values for the reference of DECL_BY_REFERENCE parms or results.
14724 2009-03-01 Jan Hubicka <jh@suse.cz>
14727 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
14728 BLOCK_NONLOCALIZED_VAR): New macros.
14729 (tree_block): Add nonlocalized_vars.
14730 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
14731 gen_decl_die): Add origin argument. Allow generation of die with
14732 origin at hand only.
14733 (gen_member_die, gen_type_die_with_usage, force_decl_die,
14734 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
14736 (gen_block_die): Fix checking for unused blocks.
14737 (process_scope_var): Break out from .... ; work with origins only.
14738 (decls_for_scope) ... here; process nonlocalized list.
14739 (dwarf2out_ignore_block): Look for nonlocalized vars.
14740 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14742 (dump_scope_block): Dump them.
14743 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14744 (remap_block): Likewise.
14745 (can_be_nonlocal): New predicate.
14746 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14748 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14750 * configure: Regenerate.
14752 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14754 * optc-gen.awk: No need to duplicate option flags twice.
14755 Reuse help texts for duplicate options which do not have any.
14757 * gcc.c (display_help): Document --version.
14759 * gcc.c (main): If print_help_list and verbose_flag, ensure
14760 driver output comes before subprocess output.
14762 * optc-gen.awk: Assign all remaining fields to help string,
14763 space-separated, for multi-line help in *.opt.
14765 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14766 -Wno-pedantic-ms-format is for MinGW targets only.
14768 * doc/options.texi (Option file format): Fix bad indentation,
14769 restoring dropped sentence.
14771 2009-02-28 Jan Hubicka <jh@suse.cz>
14773 * tree-inline.c (tree_function_versioning): Output debug info.
14775 2009-02-28 Jan Hubicka <jh@suse.cz>
14778 * tree-inline.c (setup_one_parameter): Do not copy propagate
14779 arguments when not optimizing.
14781 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14784 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14785 (avx_addsubv4df3): Likewise.
14786 (*avx_addsubv4sf3): Likewise.
14787 (sse3_addsubv4sf3): Likewise.
14788 (*avx_addsubv2df3): Likewise.
14789 (sse3_addsubv2df3): Likewise.
14790 (avx_unpckhps256): Correct item selectors.
14791 (avx_unpcklps256): Likewise.
14792 (avx_unpckhpd256): Likewise.
14793 (avx_unpcklpd256): Likewise.
14795 2009-02-28 Jan Hubicka <jh@suse.cz>
14797 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14799 (copy_arguments_for_versioning): If var is declared don't declare it.
14800 (tree_function_versioning): First setup substitutions and then copy
14803 2009-02-27 Jan Hubicka <jh@suse.cz>
14806 * cgraph.h (varpool_output_debug_info): Remove.
14807 * cgraphunit.c (varpool_output_debug_info): Remove.
14808 * dwarf2out.c (deferred_locations_struct): New struct
14809 (deferred_locations): New type.
14810 (deferred_locations_list): New static var.
14811 (deffer_location): New function.
14812 (gen_variable_die): Use it.
14813 (decls_for_scope): Output info on local static vars.
14814 (dwarf2out_finish): Process deferred locations.
14815 * varpool.c (varpool_output_debug_info): Remove.
14817 2009-02-27 Jan Hubicka <jh@suse.cz>
14820 * tree.h (TREE_PROTECTED): Fix comment.
14821 (BLOCK_HANDLER_BLOCK): Remove.
14822 (struct tree_block): Remove handler_block add body_block.
14823 (inlined_function_outer_scope_p): New.
14824 (is_body_block): Remove.
14825 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14826 * dwarf2out.c (is_inlined_entry_point): Remove.
14827 (add_high_low_attributes): Use inlined_function_outer_scope_p.
14828 (gen_block_die): Use is_inlined_entry_point check. Remove body block
14830 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
14831 * gimplify.c (gimplify_expr): Gimplify body blocks.
14832 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
14833 block with multiple subblocks.
14834 (dump_scope_block): Prettier output; dump more flags and info.
14835 (dump_scope_blocks): New.
14836 (remove_unused_locals): Use dump_scope_blocks.
14837 * tree-flow.h (dump_scope_blocks): Declare.
14838 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
14839 * stmt.c (is_body_block): Remove.
14840 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
14841 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
14843 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
14845 PR middle-end/39308
14846 * graphite.c (graphite_loop_normal_form): Do not call
14847 number_of_iterations_exit from a gcc_assert.
14849 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14851 * config/s390/s390.c (s390_swap_cmp): Look for conditional
14852 jumps if COND is NULL.
14853 (find_cond_jump): New function.
14854 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
14855 * config/s390/s390.md: Remove z10_cobra attribute value.
14857 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
14859 * config/alpha/alpha.h (alpha_expand_mov): Return false if
14860 force_const_mem returns NULL_RTX.
14862 2009-02-26 Jan Hubicka <jh@suse.cz>
14865 * cgraph.h (varpool_output_debug_info): Remove.
14866 * cgraphunit.c (varpool_output_debug_info): Remove.
14867 * dwarf2out.c (deferred_locations_struct): New struct
14868 (deferred_locations): New type.
14869 (deferred_locations_list): New static var.
14870 (deffer_location): New function.
14871 (gen_variable_die): Use it.
14872 (decls_for_scope): Output info on local static vars.
14873 (dwarf2out_finish): Process deferred locations.
14874 * varpool.c (varpool_output_debug_info): Remove.
14876 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
14878 PR rtl-optimization/39241
14879 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
14880 to subreg_offset_representable_p.
14882 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14884 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
14885 execute function prototype. Get f and nregs from max_reg_num
14886 and get_insns. Remove the first backward pass as it's dead,
14887 guard the forward pass by flag_expensive_optimizations.
14888 (rest_of_handle_regmove): Delete.
14889 (pass_regmove): Replace it with regmove_optimize.
14891 2009-02-25 Martin Jambor <mjambor@suse.cz>
14893 PR tree-optimization/39259
14894 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
14895 calls_alloca function flags.
14896 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
14897 calls are detected.
14899 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14901 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
14902 flags_set_1_rtx, flags_set_1_set): Delete.
14903 (regmove_optimize): Do not call mark_flags_life_zones.
14905 2009-02-24 Julian Brown <julian@codesourcery.com>
14908 * config/arm/arm.c (require_pic_register): Only set
14909 cfun->machine->pic_reg once per function.
14911 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
14913 * doc/invoke.texi (Link Options): Document an easier way to pass
14914 options that take arguments to the GNU linker using -Xlinker and -Wl.
14916 2009-02-24 Steve Ellcey <sje@cup.hp.com>
14919 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
14921 2009-02-24 Richard Guenther <rguenther@suse.de>
14924 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
14926 2009-02-24 Richard Guenther <rguenther@suse.de>
14927 Zdenek Dvorak <ook@ucw.cz>
14929 PR tree-optimization/39233
14930 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
14931 from converting them to a generic type.
14933 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
14935 PR tree-optimization/39260
14936 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
14937 contains a condition with a real type.
14938 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
14940 2009-02-23 Jason Merrill <jason@redhat.com>
14943 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
14944 narrowing_initializer_constant_valid_p.
14945 (narrowing_initializer_constant_valid_p): Don't return
14946 null_pointer_node for adding a pointer to itself.
14948 2009-02-23 Jan Hubicka <jh@suse.cz>
14951 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
14954 2009-02-23 Jan Hubicka <jh@suse.cz>
14956 PR tree-optimization/37709
14957 * tree.c (block_ultimate_origin): Move here from dwarf2out.
14958 * tree.h (block_ultimate_origin): Declare.
14959 * dwarf2out.c (block_ultimate_origin): Move to tree.c
14960 * tree-ssa-live.c (remove_unused_scope_block_p):
14961 Eliminate blocks containig no instructions nor live variables nor
14963 (dump_scope_block): New function.
14964 (remove_unused_locals): Enable removal of dead blocks by default;
14965 enable dumping at TDF_DETAILS.
14967 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14969 * config/i386/i386.c (classify_argument): Don't allow COImode
14971 (function_arg_advance_32): Don't allow OImode.
14972 (function_arg_32): Likewise.
14973 (function_value_32): Likewise.
14974 (return_in_memory_32): Likewise.
14975 (function_arg_64): Remove OImode comment.
14977 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14980 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14981 ix86_expand_vector_set for V4DImode in 64bit mode only.
14982 (ix86_expand_vector_init_one_var): Likewise.
14984 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
14986 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
14988 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14991 * loop-iv.c: Revert last change.
14992 * emit-rtl.c: Likewise.
14994 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14997 * config/i386/i386.c (type_natural_mode): Remove an extra
14998 space in the warning message.
14999 (function_value_32): Handle 32-byte vector modes.
15000 (return_in_memory_32): Likewise.
15002 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15004 * loop-iv.c (truncate_value): New function.
15005 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15007 (lowpart_subreg): Move to...
15008 * emit-rtl.c: ...here.
15010 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15012 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15013 accidental and undocumented change at revision 140860.
15015 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15017 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15018 take gimple_seq * arguments.
15019 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15020 types_compatible_p langhook.
15022 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15023 Joseph Myers <joseph@codesourcery.com>
15025 * config/arm/arm.c (arm_builtin_va_list): New function.
15026 (arm_expand_builtin_va_start): Likewise.
15027 (arm_gimplify_va_arg_expr): Likewise.
15028 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15029 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15030 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15031 (va_list_type): New variable.
15032 (arm_mangle_type): Mangle va_list_type appropriately.
15034 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15036 PR middle-end/39157
15037 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15038 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15039 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15040 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15041 parameter to 1000 for -O1 by default.
15042 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15044 * loop-invariant.c: Include params.h.
15045 (move_loop_invariants): Don't call move_single_loop_invariants on
15048 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15050 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15051 offset when calculating bounds for indexing stack_usage_map. Fixes
15052 a buffer overflow with certain target setups.
15054 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15057 * calls.c (expand_call): Clear try_tail_call if caller and callee
15058 disagree in promotion of function return value.
15060 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15063 * c-common.c (c_determine_visibility): If visibility changed and
15064 DECL_RTL has been already set, call make_decl_rtl to update symbol
15067 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15070 * varasm.c (assemble_variable): Don't check DECL_NAME when
15071 globalizing a variable.
15073 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15076 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15077 expression before any __builtin_trap call.
15078 * c-typeck.c (build_function_call): Convert and check function
15079 arguments before generating a call to a trap. Evaluate the
15080 function arguments before the trap.
15082 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15085 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15086 (UNSPEC_FXAM_MEM): New unspec.
15087 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15088 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15089 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15091 2009-02-19 Richard Guenther <rguenther@suse.de>
15093 PR tree-optimization/39207
15094 PR tree-optimization/39074
15095 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15096 storedanything_tree): New.
15097 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15098 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15099 (build_succ_graph): Add edges from STOREDANYTHING to all
15101 (init_base_vars): Initialize STOREDANYTHING.
15102 (compute_points_to_sets): Free substitution info after
15103 building the succ graph.
15104 (ipa_pta_execute): Likewise.
15106 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15108 (do_ds_constraint): Do not add to special var or non-pointer
15110 (type_could_have_pointers): Split out from ...
15111 (could_have_pointers): ... here. For arrays use the element type.
15112 (create_variable_info_for): Initialize may_have_pointers.
15113 (new_var_info): Likewise.
15114 (handle_lhs_call): Make the HEAP variable unknown-sized.
15115 (intra_create_variable_infos): Use a type with pointers for
15116 PARM_NOALIAS, make it unknown-sized.
15118 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15121 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15123 2009-02-18 Jason Merrill <jason@redhat.com>
15126 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15127 value if DECL_EXTERNAL.
15128 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15129 * target.h (gcc_target::binds_local_p): Clarify "module".
15130 * tree.h (TREE_PUBLIC): Clarify "module".
15132 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15135 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15136 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15138 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15141 * c.opt (Wabi): Support C and ObjC.
15144 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15146 * config/i386/i386.c (classify_argument): Warn once about the ABI
15147 change when passing union with long double.
15149 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15151 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15154 * c-parser.c (c_parser_compound_statement): Always enter and leave
15157 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15160 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15162 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15164 PR tree-optimization/36922
15165 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15166 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15169 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15171 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15174 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15176 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15178 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15180 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15183 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15184 Richard Sandiford <rdsandiford@googlemail.com>
15186 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15187 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15188 (loongson_biadd): ...this.
15190 2009-02-17 Richard Guenther <rguenther@suse.de>
15192 PR tree-optimization/39202
15193 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15194 a var make sure to follow existing collapses.
15196 2009-02-17 Richard Guenther <rguenther@suse.de>
15198 PR middle-end/39214
15199 * langhooks.c (lhd_print_error_function): Check for NULL block.
15201 2009-02-17 Richard Guenther <rguenther@suse.de>
15203 PR tree-optimization/39204
15204 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15207 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15209 * config/soft-fp/double.h: Update from glibc CVS.
15211 2009-02-17 Richard Guenther <rguenther@suse.de>
15213 PR tree-optimization/39207
15214 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15215 strict-aliasing warnings for pointers pointing to NULL.
15217 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15220 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15221 skipping until next close brace.
15223 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15226 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15227 to function argument boundary.
15229 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15231 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15232 in the lea_add. Reload eventually constraints it properly.
15233 * config/picochip/constraints.md: Remove the target constraint
15234 "b", since it is not needed anymore.
15236 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15238 * gthr-dce.h: Uglify function parameter and local variable names.
15239 * gthr-gnat.h: Likewise.
15240 * gthr-mipssde.h: Likewise.
15241 * gthr-nks.h: Likewise.
15242 * gthr-posix95.h: Likewise.
15243 * gthr-posix.h: Likewise.
15244 * gthr-rtems.h: Likewise.
15245 * gthr-single.h: Likewise.
15246 * gthr-solaris.h: Likewise.
15247 * gthr-tpf.h: Likewise.
15248 * gthr-vxworks.h: Likewise.
15249 * gthr-win32.h: Likewise.
15251 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15254 * config/i386/i386.md: Restrict the new peephole2 to move
15255 between MMX/SSE registers.
15257 2009-02-15 Richard Guenther <rguenther@suse.de>
15260 2009-02-13 Richard Guenther <rguenther@suse.de>
15262 * configure.ac: Enable LFS.
15263 * configure: Re-generate.
15264 * config.in: Likewise.
15266 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15268 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15269 spu_srqwbyte, spu_srqwbytebc): Define.
15270 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15271 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15272 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15273 "shrqby_<mode>"): New insn-and-split patterns.
15274 * config/spu/spu.c (expand_builtin_args): Determine and return
15275 number of operands using spu_builtin_description data.
15276 (spu_expand_builtin_1): Use it.
15278 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15281 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15284 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15287 * config/i386/i386.c (override_options): Correct warning
15288 messages for -malign-loops, -malign-jumps and -malign-functions.
15290 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15293 * config/i386/i386.md: Restrict the new peephole2 to move
15294 between the general purpose registers.
15296 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15299 * config/i386/i386.c (type_natural_mode): Add a new argument.
15300 Return the original mode and warn ABI change if vector size is 32byte.
15301 (function_arg_advance): Updated.
15302 (function_arg): Likewise.
15303 (ix86_function_value): Likewise.
15304 (ix86_return_in_memory): Likewise.
15305 (ix86_sol10_return_in_memory): Likewise.
15306 (ix86_gimplify_va_arg): Likewise.
15307 (function_arg_32): Don't warn ABX ABI change here.
15308 (function_arg_64): Likewise.
15310 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15312 * loop-iv.c (implies_p): In the final case, test that operands 0
15313 of the two comparisons match.
15315 * config/bfin/bfin.c (find_prev_insn_start): New function.
15316 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15317 (find_next_insn_start): Move.
15319 2009-02-13 Richard Guenther <rguenther@suse.de>
15321 * configure.ac: Enable LFS.
15322 * configure: Re-generate.
15323 * config.in: Likewise.
15325 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15328 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15329 sizes on syntax error after some arguments have been parsed.
15331 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15333 * doc/invoke.texi (-fira): Remove.
15335 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15337 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15338 * recog.c: Likewise.
15341 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15343 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15344 (umul_ppmm): Likewise.
15345 (count_leading_zeros): Likewise.
15346 (count_trailing_zeros): Likewise.
15347 (UMUL_TIME): Likewise.
15349 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15351 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15352 soft-fp/t-softfp to tmake_file.
15354 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15355 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15356 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15357 IA64_BUILTIN_INFQ]: New.
15358 (ia64_init_builtins): Initialize __builtin_infq,
15359 __builtin_fabsq and __builtin_copysignq if not HPUX.
15360 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15361 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15363 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15365 (__fixtfti): Likewise.
15366 (__fixunstfti): Likewise.
15367 (__floattitf): Likewise.
15369 * config/ia64/libgcc-glibc.ver: New.
15370 * config/ia64/t-fprules-softfp: Likewise.
15371 * config/ia64/sfp-machine.h: Likewise.
15373 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15374 (LIBGCC2_TF_CEXT): Likewise.
15375 (TF_SIZE): Likewise.
15376 (TARGET_INIT_LIBFUNCS): Likewise.
15378 * config/ia64/t-glibc (SHLINB_MAPFILES):
15379 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15381 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15383 * config/i386/i386.c (construct_container): Rewrite processing
15384 BLKmode with X86_64_SSE_CLASS.
15386 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15389 * config/i386/i386.md: Replace simplify_replace_rtx with
15390 replace_rtx in the new peephole2.
15392 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15394 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15395 loop unrolling do not happen at -O2.
15397 2009-02-12 Michael Matz <matz@suse.de>
15399 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15401 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15403 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15406 2009-02-12 Ben Elliston <bje@au.ibm.com>
15408 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15409 patterns when updating the back chain. Missed in the 2009-02-10
15412 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15414 * doc/extend.texi (Decimal Floating Types): Update identifier of
15415 draft TR and list of missing support.
15417 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15419 PR middle-end/39154
15420 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15421 bit to variable length decl's flags, add it also to its
15422 pointer replacement variable.
15424 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15425 Jakub Jelinek <jakub@redhat.com>
15428 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15429 (memory_blockage): New expander.
15430 (*memory_blockage): New insn pattern.
15431 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15432 instead of general blockage at the end of function prologue when
15433 frame pointer is used to access red zone area. Do not emit blockage
15434 when profiling, it is emitted in generic code.
15435 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15436 function epilogue when frame pointer is used to access red zone area.
15438 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15441 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15442 by arithmetic with memory operands.
15443 * config/i386/predicates.md (commutative_operator): New.
15445 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15447 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15450 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15452 * alias.h (record_alias_subset): Declare.
15453 * alias.c (record_alias_subset): Make global.
15455 2009-02-10 Nick Clifton <nickc@redhat.com>
15457 * tree-parloops.c: Change license to GPLv3.
15458 * ipa-struct-reorg.c: Change license to GPLv3.
15459 * ipa-struct-reorg.h: Change license to GPLv3.
15461 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15464 * c-decl.c (start_struct): Return NULL on error.
15466 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15468 PR middle-end/39124
15469 * cfgloopmanip.c (remove_path): Call remove_bbs after
15470 cancel_loop_tree, not before it.
15473 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15474 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15475 VAR_DECLs were seen.
15476 * tree-ssa-live.c (remove_unused_locals): Recompute
15477 cfun->has_local_explicit_reg_vars.
15478 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15479 copies or clearings if cfun->has_local_explicit_reg_vars.
15481 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15484 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15485 of function prologue when frame pointer is used to access
15488 2009-02-10 Richard Guenther <rguenther@suse.de>
15490 PR middle-end/39127
15491 * gimplify.c (gimple_regimplify_operands): Always look if
15492 we need to create a temporary.
15494 2009-02-10 Richard Guenther <rguenther@suse.de>
15496 PR tree-optimization/39132
15497 * tree-loop-distribution.c (todo): New global var.
15498 (generate_memset_zero): Trigger TODO_rebuild_alias.
15499 (tree_loop_distribution): Return todo.
15501 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15504 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15505 (x86_64_reg_class_name): Removed.
15506 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15507 first one isn't X86_64_SSE_CLASS or any other ones aren't
15508 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15509 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15510 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15511 and 3 X86_64_SSEUP_CLASS.
15512 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
15513 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
15515 2009-02-10 Ben Elliston <bje@au.ibm.com>
15517 * config/rs6000/rs6000.md (allocate_stack): Always use an update
15518 form instruction to update the stack back chain word, even if the
15519 user has disabled the generation of update instructions.
15520 (movdi_<mode>_update_stack): New.
15521 (movsi_update_stack): Likewise.
15522 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
15523 always use an update form instruction to update the stack back
15526 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
15528 PR middle-end/38953
15529 * graphite.c (if_region_set_false_region): After moving a region in
15530 the false branch of a condition, remove the empty dummy basic block.
15531 (gloog): Remove wrong fix for PR38953.
15533 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15535 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
15536 generation due to implicit sign extension.
15538 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
15540 PR middle-end/38981
15541 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
15542 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
15544 2009-02-09 Richard Guenther <rguenther@suse.de>
15546 PR middle-end/35202
15547 * convert.c (convert_to_real): Disable (float)fn((double)x)
15548 to fnf(x) conversion if errno differences may occur and
15549 -fmath-errno is set.
15551 2009-02-07 Anatoly Sokolov <aesok@post.ru>
15553 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
15554 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15555 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15557 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15560 * c-common.c (handle_alias_attribute): Disallow attribute for
15561 anything not a FUNCTION_DECL or VAR_DECL.
15563 2009-02-06 Janis Johnson <janis187@us.ibm.com>
15566 * real.c (do_compare): Special-case compare of zero against
15567 decimal float value.
15569 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15572 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
15573 as indicating flexible array members unless the field itself is
15574 being declarared as the incomplete array.
15576 2009-02-06 Jan Hubicka <jh@suse.cz>
15578 PR tree-optimization/38844
15579 * ipa-inline.c (try_inline): Stop inlining recursion when edge
15580 is already inlined.
15582 2009-02-06 Richard Guenther <rguenther@suse.de>
15584 PR middle-end/38977
15585 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
15586 fork because we may expand it as __gcov_fork.
15588 2009-02-06 Nick Clifton <nickc@redhat.com>
15590 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
15592 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
15594 PR tree-optimization/35659
15595 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
15596 vn_phi_eq): Shortcut if hashcode does not match.
15597 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
15599 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
15600 and avoid iterative_hash_expr.
15601 (FOR_EACH_VALUE_ID_IN_SET): New.
15602 (value_id_compare): Remove.
15603 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
15604 sort expressions by value id.
15606 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
15609 * config/sh/predicates.md (general_movsrc_operand): Don't check
15610 the subreg of system registers here.
15612 2009-02-05 Jakub Jelinek <jakub@redhat.com>
15615 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
15616 on the copied decl.
15618 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
15620 PR rtl-optimization/39110
15621 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
15622 addresses, not aligned ones.
15624 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
15625 Richard Guenther <rguenther@suse.de>
15627 PR tree-optimization/39100
15628 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
15629 comment says and add edges.
15631 2009-02-05 Joseph Myers <joseph@codesourcery.com>
15634 * c-common.c (handle_tls_model_attribute): Ignore attribute for
15635 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
15637 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
15639 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
15640 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
15641 register_bb_in_sese, new_sese, free_sese): Moved.
15642 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
15643 outermost_loop_in_scop, build_scop_iteration_domain,
15644 expand_scalar_variables_ssa_name, get_vdef_before_scop,
15645 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
15646 Use loop_in_sese_p instead of loop_in_scop_p.
15647 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
15648 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
15649 (scopdet_basic_block_info): Fix bug in scop detection.
15650 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
15651 eq_loop_to_cloog_loop): Remove.
15652 (nb_loops_around_loop_in_scop, nb_loop
15653 ref_nb_loops): Moved here...
15654 * graphite.h (ref_nb_loops): ... from here.
15655 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
15656 (loop_domain_dim, loop_iteration_vector_dim): Remove.
15657 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
15658 * testsuite/gcc.dg/graphite/scop-19.c: New
15660 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
15661 Hans-Peter Nilsson <hp@axis.com>
15663 PR rtl-optimization/37889
15664 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
15665 Move offset handling from PLUS to before the switch. Use new
15666 arguments when considering SYMBOL_REFs too.
15667 (rtx_addr_can_trap_p): Pass dummy offset and size.
15668 (enum may_trap_p_flags): Remove.
15669 (may_trap_p_1): Pass size from MEM_SIZE.
15671 PR rtl-optimization/38921
15672 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
15673 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
15674 * rtlanal.c (may_trap_after_code_motion_p): Delete.
15675 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
15677 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
15679 AVX Programming Reference (January, 2009)
15680 * config/i386/sse.md (*vpclmulqdq): New.
15682 2009-02-04 Jakub Jelinek <jakub@redhat.com>
15684 PR tree-optimization/38977
15685 PR gcov-profile/38292
15686 * calls.c (special_function_p): Disregard __builtin_ prefix.
15688 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
15690 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
15691 non-indexable addresses even before reload.
15693 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15696 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
15697 as having variable size. Do not give an error for unnamed
15698 parameters with [*] declarators. Give a warning for type names
15699 with [*] declarators and mark them as variable size.
15700 * c-parser.c (c_parser_sizeof_expression): Do not give an error
15701 for sizeof applied to [*] type names.
15703 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15706 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
15708 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15710 * gcc.c (process_command): Update copyright notice dates.
15711 * gcov.c (print_version): Likewise.
15712 * gcov-dump.c (print_version): Likewise.
15713 * mips-tfile.c (main): Likewise.
15714 * mips-tdump.c (main): Likewise.
15716 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15719 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
15720 for composite type involving a zero-length array type.
15722 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15725 * function.c (match_asm_constraints_1): Skip over
15726 initial optional % in the constraint.
15728 PR inline-asm/39059
15729 * c-parser.c (c_parser_postfix_expression): If fixed point is not
15730 supported, don't accept FIXED_CSTs.
15731 * c-decl.c (finish_declspecs): Error if fixed point is not supported
15732 and _Sat is used without _Fract/_Accum. Set specs->type to
15733 integer_type_node for cts_fract/cts_accum if fixed point is not
15736 2009-02-02 Catherine Moore <clm@codesourcery.com>
15738 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15740 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15742 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15743 (ABI_HAS_64BIT_SYMBOLS): Use it.
15744 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15746 2009-02-02 Paul Brook <paul@codesourcery.com>
15748 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15750 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15752 PR inline-asm/39058
15753 * recog.h (asm_operand_ok): Add constraints argument.
15754 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15755 recurse on matching constraint.
15756 (check_asm_operands): Pass constraints as 3rd argument to
15757 asm_operand_ok. Don't look up matching constraint here.
15758 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15761 2009-02-02 Ben Elliston <bje@au.ibm.com>
15763 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15764 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15766 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15768 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15769 information. Remove some obsolete information. Reorganize.
15771 * config/pa/fptr.c: Revert license to GPL 2.
15772 * config/pa/milli64.S: Likewise.
15774 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15777 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15778 LIBRARY name in, instead of hard-coding it.
15779 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15780 extra target make frag to tmake_files according to EH model.
15781 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15782 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15783 frags that define makefile variable EH_MODEL appropriately.
15784 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15785 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15786 to "-sjlj" according to type of EH configured.
15787 (LIBGCC_SONAME): Concatenate it to shared library base name.
15788 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15789 to "_sjlj" according to type of EH configured.
15790 (LIBGCC_SONAME): Concatenate it to shared library base name.
15791 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15792 (SHLIB_LINK): Add missing semicolon to if-else construct.
15793 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15794 string value of "pe_dll" command-line option.
15795 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15796 (SHLIB_SONAME): Use it when overriding t-cygming default.
15797 (SHLIB_IMPLIB): Override t-cygming default.
15798 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15799 string value of "pe_dll" command-line option.
15801 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15804 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15805 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15807 2009-01-31 Richard Guenther <rguenther@suse.de>
15809 PR tree-optimization/38937
15810 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15811 computing the transitive closure.
15813 2009-01-30 Richard Guenther <rguenther@suse.de>
15815 PR tree-optimization/39041
15816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15817 Propagate variable indices only if the types match for this stmt.
15819 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15822 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15823 inline but never defined.
15825 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
15827 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
15828 (*insv_h_di_reg_extimm): New insn.
15829 (*insv_l<mode>_reg_extimm): New insn.
15831 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15833 * config/picochip/picochip.c (flag_conserve_stack): set
15834 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
15835 fconserve-stack. Reduce call-overhead used by inliner.
15837 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15840 * common.opt (flag_conserve_stack): Initialised to zero.
15842 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
15845 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
15846 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
15849 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
15851 * ira-color.c (allocno_reload_assign): Update comments.
15852 * regmove.c (regmove_optimize): Likewise.
15856 2009-01-29 Robert Millan <rmh@aybabtu.com>
15858 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
15859 * config/i386/kopensolaris-gnu.h: New file. Undefine
15860 `MD_UNWIND_SUPPORT'.
15861 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15863 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
15865 PR tree-optimization/39007
15866 * tree-loop-distribution.c (generate_builtin): Use
15867 recompute_dominator to compute the immediate dominator of the
15868 basic block just after the loop.
15870 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15872 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
15873 (ASM_OUTPUT_DWARF_PCREL): Define.
15875 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
15877 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
15878 * doc/passes.texi: Remove entries about regclass, local-alloc, and
15879 global. Modify entries about regmove and IRA.
15881 * ra-conflict.c: Remove the file.
15883 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
15885 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
15886 (pass_regclass_init): Rename to pass_reginfo_init.
15888 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
15890 * toplev.h (flag_ira): Remove.
15892 * caller-save.c (setup_save_areas): Remove flag_ira.
15894 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
15896 * global.c: Remove the file.
15898 * opts.c (decode_options): Remove flag_ira.
15900 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
15902 * regmove.c: Modify file description.
15903 (find_use_as_address, try_auto_increment): Define them only if
15904 AUTO_INC_DEC is defined.
15905 (replacement_quality, replace_in_call_usage, fixup_match_1,
15906 stable_and_no_regs_but_for_p): Remove.
15907 (reg_set_in_bb): Make it static.
15908 (regmove_optimize): Remove flag_ira and code which worked for
15911 * local-alloc.c: Remove the file.
15913 * common.opt (fira): Remove.
15915 * ira.c: Include except.h.
15916 (eliminable_regset): Move from global.c.
15917 (mark_elimination): Ditto. Remove flag_ira.
15918 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
15919 equiv_mem_modified, validate_equiv_mem_from_store,
15920 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
15921 contains_replace_regs, memref_referenced_p, memref_used_between_p,
15922 no_equiv, recorded_label_ref): Move from local-alloc.c.
15923 (update_equiv_regs): Ditto. Make it static.
15924 (print_insn_chain, print_insn_chains): Move it from global.c.
15925 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
15926 (build_insn_chain): Ditto. Make it static.
15927 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
15928 Rename to init_live_subregs.
15929 (gate_ira): Remove flag_ira.
15931 * regclass.c: Rename reginfo.c. Change file description.
15932 (FORBIDDEN_INC_DEC_CLASSES): Remove.
15933 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
15934 (init_reg_sets_1): Remove code for evaluation of
15935 reg_class_superclasses and losing_caller_save_reg_set.
15936 (init_regs): Remove init_reg_autoinc.
15937 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
15938 ok_for_base_p_nonstrict): Remove.
15939 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
15940 (pass_regclass_init): Rename to pass_reginfo_init. Modify
15941 corresponding entries.
15942 (dump_regclass, record_operand_costs, scan_one_insn,
15943 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
15944 record_address_regs, auto_inc_dec_reg_p): Remove.
15945 (gt-regclass.h): Rename to gt-reginfo.h.
15947 * rtl.h (dump_global_regs, retry_global_alloc,
15948 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
15950 * Makefile.in (RA_H): Remove.
15951 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
15952 Rename regclass.o to reginfo.o.
15953 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
15955 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
15956 (GTFILES): Rename regclass.c to reginfo.c.
15958 * passes.c (init_optimization_passes): Remove pass_local_alloc and
15959 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
15961 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15962 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
15964 (finish_spills): Ditto. Remove code for !flag_ira.
15966 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
15968 PR middle-end/35854
15969 * doc/invoke.texi (rtl debug options): Complete rewrite.
15970 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
15972 * mode-switching.c (pass_mode_switching): Rename pass from
15973 "mode-sw" to "mode_sw".
15974 * except.c (pass_convert_to_eh_ranges): Rename pass from
15975 "eh-ranges" to "eh_ranges".
15976 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
15980 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
15981 Alexander Monakov <amonakov@ispras.ru>
15983 PR middle-end/38857
15984 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
15986 (move_exprs_to_boundary): Change return type and pass through
15987 should_move from move_op. Relax assert. Update usage ...
15988 (schedule_expr_on_boundary): ... here. Use should_move instead of
15990 (move_op_orig_expr_found): Indicate that insn was disconnected from
15992 (code_motion_process_successors): Do not call after_merge_succs
15993 callback if original expression was not found when traversing any of
15995 (code_motion_path_driver): Change return type. Update prototype.
15996 (move_op): Update comment. Add a new parameter (should_move). Update
15997 prototype. Set *should_move based on indication provided by
15998 move_op_orig_expr_found.
16000 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16002 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16003 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16004 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16005 * config/rs6000/rs6000.c (rs6000_override_options): Default
16006 avoid-indexed-addresses on for Power6, off for everything else.
16007 (avoiding_indexed_address_p): New function.
16008 (rs6000_legitimize_address): Use it.
16009 (rs6000_legitimate_address): Likewise.
16010 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16012 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16014 PR tree-optimization/38997
16015 * tree-loop-distribution.c (generate_memset_zero): Use
16016 POINTER_PLUS_EXPR for a pointer addition.
16018 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16020 * config/s390/s390.md (bswap<mode>2): New pattern added.
16022 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16024 * config/s390/s390.md (*tls_load_31): Added type attribute.
16026 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16028 * config/s390/s390.md: Fix a few comments.
16030 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16032 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16033 (*tm<mode>_full): Fixed z10prop attribute.
16034 (*tst<mode>_extimm): Fixed z10prop attribute.
16035 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16036 (*tstqiCCT_cconly): Fixed z10prop attribute.
16037 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16038 (*movsi_larl): Fixed z10prop attribute.
16039 (*movsi_zarch): Fixed z10prop attribute.
16040 (*movsi_eas): Fixed z10prop attribute.
16041 (*movhi): Fixed z10prop attribute.
16042 (*movqi): Fixed z10prop attribute.
16043 (*movstrictqi): Fixed z10prop attribute.
16044 (*mov<mode>): Fixed z10prop attribute.
16045 (*movcc): Fixed z10prop attribute.
16046 (*sethighpartdi_64): Fixed z10prop attribute.
16047 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16048 (*negdi2_sign_cc): Fixed z10prop attribute.
16049 (*negdi2_sign): Fixed z10prop attribute.
16050 (*absdi2_sign_cc): Fixed z10prop attribute.
16051 (*absdi2_sign): Fixed z10prop attribute.
16052 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16053 (*negabsdi2_sign): Fixed z10prop attribute.
16054 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16055 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16056 (doloop_si64): Fixed z10prop attribute.
16057 (doloop_si31): Fixed z10prop attribute.
16058 (doloop_long): Fixed z10prop attribute.
16059 (indirect_jump): Fixed z10prop attribute.
16060 (nop): Fixed z10prop attribute.
16061 (main_base_64): Fixed z10prop attribute.
16062 (reload_base_64): Fixed z10prop attribute.
16064 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16066 PR rtl-optimization/38740
16067 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16069 * config/mips/mips.c (mips_reorg): Likewise.
16071 2009-01-28 Richard Guenther <rguenther@suse.de>
16073 PR tree-optimization/38926
16074 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16075 with the correct value id to a value.
16076 (do_regular_insertion): Use the value number of edoubleprime
16077 for the value number of the expr.
16080 2008-08-21 Richard Guenther <rguenther@suse.de>
16082 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16083 a PHI ask VN if it is already available.
16084 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16085 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16087 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16089 PR middle-end/38934
16090 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16091 set to varying whenever max has TREE_OVERFLOW set, similarly
16092 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16094 2009-01-28 Richard Guenther <rguenther@suse.de>
16096 PR middle-end/38908
16097 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16098 uninitialized aggregate uses in call arguments.
16100 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16102 PR tree-optimization/38984
16103 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16104 the nothing_id variable if -fno-delete-null-pointer-checks.
16106 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16109 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16110 (set_got_offset_rex64): Ditto.
16112 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16115 * doc/extend.texi: Improve local variable with asm reg.
16117 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16119 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16120 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16121 was not supplied then set warn_packed_bitfield_compat to the
16122 default value of 1.
16123 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16126 2009-01-27 Richard Guenther <rguenther@suse.de>
16128 PR tree-optimization/38503
16129 * cfgexpand.c (expand_gimple_basic_block): Ignore
16130 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16131 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16132 variables that cannot have TBAA applied.
16133 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16136 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16138 PR middle-end/38969
16139 * calls.c (initialize_argument_information): Do not wrap complex
16140 arguments in SAVE_EXPR.
16142 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16144 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16145 (INSTALL_LIBGCC): Revert typo commit.
16147 2009-01-26 Richard Guenther <rguenther@suse.de>
16149 PR tree-optimization/38745
16150 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16151 from special handling.
16153 2009-01-26 Richard Guenther <rguenther@suse.de>
16155 PR tree-optimization/38745
16156 * tree-ssa.c (execute_update_addresses_taken): Do not include
16157 variables that cannot possibly be a register in not_reg_needs.
16158 Do not clear TREE_ADDRESSABLE on vars that may not become
16160 * tree-ssa.c (update_alias_info_1): Include those in the set
16161 of addressable vars.
16163 2009-01-26 Richard Guenther <rguenther@suse.de>
16165 PR middle-end/38851
16166 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16167 * tree-ssa-dse.c: Include langhooks.h
16168 (execute_simple_dse): Remove stores with zero size.
16170 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16173 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16176 2009-01-24 Julian Brown <julian@codesourcery.com>
16178 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16179 config/arm/linux-atomic.c.
16180 * config/arm/linux-atomic.c: New.
16182 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16184 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16185 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16186 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16188 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16191 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16194 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16196 PR tree-optimization/38953
16197 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16198 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16199 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16200 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16203 2009-01-24 Paul Brook <paul@codesourcery.com>
16205 * config/arm/neon.md (neon_type): Move to arm.md.
16206 (neon_mov<VSTRUCT>): Add neon_type attribute.
16207 * config/arm/arm.md (neon_type): Move to here.
16208 (conds): Add "unconditioal" and use as default for NEON insns.
16210 2009-01-24 Ben Elliston <bje@au.ibm.com>
16212 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16213 void *' warning from -Wc++-compat.
16214 * Makefile.in (dominance.o-warn): Remove.
16216 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16218 PR tree-optimization/38932
16219 * fold-const.c (fold_unary_ignore_overflow): New.
16220 * tree.h (fold_unary_ignore_overflow): Declare.
16221 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16222 * tree-ssa-sccvn.c (visit_reference_op_load,
16223 simplify_unary_expression): Likewise.
16225 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16227 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16228 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16229 regardless of their type.
16230 * c-common.c (handle_packed_attribute): Don't ignore packed on
16232 * c.opt (Wpacked-bitfield-compat): New warning option.
16233 * stor-layout.c (place_field): Warn if offset of a field changed.
16234 * doc/extend.texi (packed): Mention the ABI change.
16235 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16236 (Warning Options): Add it to the list.
16238 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16240 * c-opts.c (c_common_post_options): Fix a typo in comments.
16242 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16244 PR middle-end/38615
16245 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16246 variables to static.
16247 * doc/invoke.texi (-fmerge-all-constants): Update description.
16249 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16253 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16255 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16257 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16259 (LOCAL_ALIGNMENT): Similarly.
16261 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16262 Joseph Myers <joseph@codesourcery.com>
16264 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16265 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16266 * config/arm/arm-tune.md: Regenerate.
16267 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16270 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16272 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16273 version number to five.
16275 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16278 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16279 * c-common.c (set_underlying_type): Likewise.
16280 (is_typedef_decl ): Likewise
16282 (set_underlying_type): Likewise.
16283 (is_typedef_type): Likewise.
16285 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16287 PR middle-end/38587
16288 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16291 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16294 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16295 (LIBGCC_SPEC): Don't define.
16296 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16298 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16300 PR rtl-optimization/38879
16301 * alias.c (base_alias_check): Unaligned access via AND address can
16302 alias all surrounding object types except those with sizes equal
16303 or wider than the size of unaligned access.
16305 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16308 * c-decl.c (clone_underlying_type): Move this ...
16309 * c-common.c (set_underlying_type): ... here.
16310 Also, make sure the function properly sets TYPE_STUB_DECL() on
16311 the newly created typedef variant type.
16312 (is_typedef_decl ): New entry point.
16313 * tree.h: Added a new member member_types_needing_access_check to
16314 struct tree_decl_non_common.
16315 (set_underlying_type): New entry point.
16316 (is_typedef_type): Likewise.
16318 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16320 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16321 Check whether two instructions have memory references that
16322 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16323 are helper functions for traversing.
16324 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16325 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16326 not to draw dependency edge for instructions with non-conflicting
16329 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16332 * longlong.h: Update copyright years. Use soft-fp license notice.
16333 Sync __clz_tab declaration with glibc.
16335 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16338 * doc/extend.texi (syscall_linkage): New.
16339 (version_id): Modify.
16341 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16342 Richard Guenther <rguenther@suse.de>
16344 PR tree-optimization/38747
16345 PR tree-optimization/38748
16346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16347 conversion if the base address is an indirect reference and the
16348 aliasing sets could cause issues.
16350 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16352 * common.opt (fgraphite, fgraphite-identity): Add comment for
16353 explaining why these options are not documented.
16355 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16357 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16358 gimple_call_lhs is NULL.
16360 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16363 * emit-rtl.c (adjust_address_1): Make sure memref is never
16366 2009-01-20 Ben Elliston <bje@au.ibm.com>
16368 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16369 const qualifier from arg parameter. Remove unnecessary cast to char *.
16370 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16371 const qualifier from arg 2.
16373 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16375 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16377 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16380 * rtl.h (reinit_regs): New prototype.
16381 * regclass.c: Include ira.h.
16382 (reinit_regs): New.
16383 * Makefile.in (regclass.o): Add ira.h.
16384 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16386 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16389 * c-common.c (handle_aligned_attribute): Use
16390 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16391 default alignment value.
16393 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16395 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16396 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16398 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16399 __BIGGEST_ALIGNMENT__.
16401 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16403 2009-01-18 Richard Guenther <rguenther@suse.de>
16405 PR tree-optimization/38819
16406 * tree-flow.h (operation_could_trap_helper_p): Declare.
16407 * tree-eh.c (operation_could_trap_helper_p): Export.
16408 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16409 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16410 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16411 are about to insert a possibly trapping instruction and fail
16414 2009-01-18 Andreas Schwab <schwab@suse.de>
16416 * doc/install.texi (Configuration): Remove obsolete paragraph
16417 about use of --with-gnu-ld with --with-gnu-as.
16419 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16421 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16422 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16423 Follow spelling conventions.
16425 2009-01-18 Ben Elliston <bje@au.ibm.com>
16427 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16428 C++ warning about implicit conversion from void * to struct
16430 (bitmap_obstack_free): Likewise for bitmap_element *.
16431 * Makefile.in (bitmap.o-warn): Remove.
16433 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16435 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16437 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16438 Tobias Grosser <tobi.grosser@amd.com>
16440 * graphite.c (graphite_trans_scop_block): Do not block single
16443 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16445 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16446 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16447 test with assertion.
16449 2009-01-16 Richard Guenther <rguenther@suse.de>
16451 PR tree-optimization/38835
16452 PR middle-end/36227
16453 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16454 and INT + PTR -> (INT)(PTR p+ INT) folding.
16455 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16457 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16460 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16461 the subreg from a lowpart subreg if it is also casting the value.
16463 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16464 Tobias Grosser <tobi.grosser@amd.com>
16466 * graphite.c (compare_prefix_loops): New.
16467 (build_scop_canonical_schedules): Rewritten.
16468 (graphite_transform_loops): Move build_scop_canonical_schedules
16469 after build_scop_iteration_domain.
16471 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16472 Tobias Grosser <tobi.grosser@amd.com>
16474 * graphite.c (add_conditions_to_domain): Add the loops to
16475 the dimension of the iteration domain. Do copy the domain
16476 only when it exists.
16477 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16478 (add_conditions_to_constraints): New.
16479 (can_generate_code_stmt, can_generate_code): Removed.
16480 (gloog): Do not call can_generate_code.
16481 (graphite_transform_loops): Call add_conditions_to_constraints
16482 after building the iteration domain.
16484 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16486 PR tree-optimization/38789
16487 * tree-ssa-threadedge.c
16488 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16489 __builtin_constant_p.
16491 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16493 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16494 examined before deleting them.
16496 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16498 * function.c (aggregate_value_p): Correctly extract the function
16499 type from CALL_EXPR_FN lookup.
16501 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16503 * config/picochip/picochip.c (picochip_override_options): Revert
16504 CFI asm flag disable commited previously.
16506 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16507 Tobias Grosser <tobi.grosser@amd.com>
16508 Jan Sjodin <jan.sjodin@amd.com>
16510 * graphite.c (scan_tree_for_params): On substractions negate
16511 all the coefficients of the term.
16512 (clast_to_gcc_expression_red): New. Handle reduction expressions
16513 of more than two operands.
16514 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
16515 (get_vdef_before_scop): Handle also the case of default definitions.
16517 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16519 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
16520 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
16521 Also use them when walking CALL_INSN_FUNCTION_USAGE.
16523 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
16524 Joey Ye <joey.ye@intel.com>
16526 PR middle-end/37843
16527 * cfgexpand.c (expand_stack_alignment): Don't update stack
16528 boundary nor check incoming stack boundary here.
16529 (gimple_expand_cfg): Update stack boundary and check incoming
16530 stack boundary here.
16532 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16534 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
16536 2009-01-14 Jakub Jelinek <jakub@redhat.com>
16538 PR rtl-optimization/38245
16539 * calls.c (expand_call): Add stack arguments to
16540 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16541 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
16542 in regs and partially in memory or BLKmode arguments.
16543 (emit_library_call_value_1): Add stack arguments to
16544 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16545 ACCUMULATE_OUTGOING_ARGS).
16546 * dce.c: Include tm_p.h.
16547 (find_call_stack_args): New function.
16548 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
16550 (mark_insn): Call find_call_stack_args for CALL_Ps.
16551 (prescan_insns_for_dce): Walk insns backwards in bb rather than
16552 forwards. Allocate and free arg_stores bitmap if needed, pass it
16553 down to deletable_insn_p, don't mark stores set in arg_stores
16554 bitmap, clear the bitmap at the beginning of each bb.
16555 * Makefile.in (dce.o): Depend on $(TM_P_H).
16557 2009-01-14 Michael Meissner <gnu@the-meissners.org>
16560 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
16561 to make sure the insn is a conditional test (bug 22599). Reformat a
16564 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
16566 PR middle-end/38431
16567 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
16568 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
16569 (gloog): Do not call cleanup_tree_cfg.
16570 (graphite_transform_loops): Call cleanup_tree_cfg after all
16571 scops have been code generated.
16573 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
16574 * doc/gty.texi (Invoking the garbage collector): Added new node
16575 and section documenting ggc_collect.
16577 2009-01-14 Richard Guenther <rguenther@suse.de>
16579 PR tree-optimization/38826
16580 PR middle-end/38477
16581 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
16582 initialization notes only if we actually emitted a warning.
16583 (intra_create_variable_infos): Add constraints for a result decl
16584 that is passed by hidden reference.
16585 (build_pred_graph): Mark all related variables non-direct on
16588 2009-01-14 Nick Clifton <nickc@redhat.com>
16590 * ira-conflicts.c: Include addresses.h for the definition of
16592 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
16593 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
16595 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
16598 * Makefile.in (ira-lives.o): Add except.h.
16600 * ira-lives.c: Include except.h.
16601 (process_bb_node_lives): Process can_throw_internal.
16603 2009-01-13 Jakub Jelinek <jakub@redhat.com>
16605 PR rtl-optimization/38774
16606 * combine.c (simplify_set): When undoing cc_use change, don't do
16607 PUT_CODE on the newly created comparison, but instead put back the
16610 2009-01-13 Joseph Myers <joseph@codesourcery.com>
16612 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
16613 values. Remove duplicate arm8 entry.
16615 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16617 PR tree-optimization/38786
16618 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
16619 the SSA_NAME case of expand_scalar_variables_expr.
16620 Set the type of an expression to the type of its assign statement.
16621 (expand_scalar_variables_expr): Also gather the scalar computation
16622 used to index the memory access. Do not pass loop_p.
16623 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
16624 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
16625 the gimple_stmt_iterator where it inserts new code.
16626 Do not pass loop_p.
16627 (copy_bb_and_scalar_dependences): Do not pass loop_p.
16628 (translate_clast): Update call to copy_bb_and_scalar_dependences.
16630 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16632 * graphite.h (debug_value): Removed.
16633 * graphite.c (debug_value): Removed.
16635 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16637 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
16638 ldrd/strd with two 32-bit instructions.
16640 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16642 * config/arm/arm.c (struct processors): Pass for speed down into
16643 cost helper functions.
16644 (const_ok_for_op): Handle COMPARE and inequality nodes.
16645 (arm_rtx_costs_1): Rewrite.
16646 (arm_size_rtx_costs): Update prototype.
16647 (arm_rtx_costs): Pass speed down to helper functions.
16648 (arm_slowmul_rtx_costs): Rework cost calculations.
16649 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
16650 (arm_9e_rtx_costs): Likewise.
16652 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
16654 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
16655 relocations of local symbols wider than UNITS_PER_WORD are not valid.
16656 (alpha_legitimize_address): Do not split local symbols wider than
16657 UNITS_PER_WORD into HIGH/LO_SUM parts.
16659 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
16662 * gcc.c (process_command): Replace call to execvp with calls
16663 to pex_one and exit.
16665 2009-01-03 Anatoly Sokolov <aesok@post.ru>
16668 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
16669 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
16670 variant for devices with 3-byte PC.
16671 (__tablejump_elpm__): New.
16673 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16676 * c-parser.c (c_parser_postfix_expression): Allow `->' in
16677 offsetof member-designator, handle it as `[0].'.
16679 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16681 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
16682 function when not using named sections on targets with named sections
16683 if branch distance is less than 262132.
16685 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
16687 * combine.c (combine_instructions): Recompute
16688 optimize_this_for_speed_p for each BB in the main combine loop.
16690 2009-01-12 Tomas Bily <tbily@suse.cz>
16693 * tree-loop-distribution.c (prop_phis): New function.
16694 (generate_builtin): Call prop_phis.
16695 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
16697 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16699 PR tree-optimization/38807
16700 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
16701 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
16703 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16705 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16706 subreg of op0 to the original op0.
16708 2009-01-11 Laurent GUERBY <laurent@guerby.net>
16710 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
16712 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
16715 * mips-tfile.c (parse_def): Fix parsing of def strings
16716 starting with digits.
16718 2009-01-10 Jakub Jelinek <jakub@redhat.com>
16721 * config/arm/arm.c (arm_is_long_call_p): Don't call
16722 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
16724 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
16726 * regrename.c (regrename_optimize): Fix dumping.
16727 (find_oldest_value_reg): Preserve REG_POINTER.
16728 (copy_hardreg_forward_1): Likewise.
16730 2009-01-09 Diego Novillo <dnovillo@google.com>
16732 * gimple.h (struct gimple_statement_base) <uid>: Document
16733 the restrictions on its use.
16734 (gimple_uid): Tidy.
16735 (gimple_set_uid): Tidy.
16737 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16739 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16740 zero guard even if align_bytes != 0 and count is smaller than
16743 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16745 PR rtl-optimization/38495
16746 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16747 (add_range_and_copies_from_move_list): Print all added ranges.
16748 Add ranges to memory optimized destination.
16750 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16754 * config/i386/i386.c (override_options): Reject
16755 -mstringop-strategy=rep_8byte with -m32.
16756 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16757 to 1. Do count comparison against epilogue_size_needed at compile
16758 time even when count_exp was constant forced into register. For
16759 size_needed don't jump to epilogue, instead just avoid aligning
16760 and invoke the body algorithm. If need_zero_guard, add zero guard
16761 even if count is non-zero, but smaller than size_needed + number of
16762 bytes that could be stored for alignment.
16763 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16764 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16765 but smaller than size_needed + number of bytes that could be stored
16766 for alignment. Compare size_needed with epilogue_size_needed instead
16767 of desired_align - align, don't adjust size_needed, pass
16768 epilogue_size_needed to the epilogue expanders.
16771 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16773 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16775 * pa.c (last_address): Change to unsigned.
16776 (update_total_code_bytes): Change argument to unsigned. Don't
16777 check if insn addresses are set.
16778 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16779 addresses are not set.
16780 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16782 2009-01-09 Nick Clifton <nickc@redhat.com>
16784 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16785 DECL_DECLARED_INLINE_P.
16787 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16789 PR middle-end/38347
16790 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16791 GET_MODE (op0) in operand_subword_force calls.
16793 PR middle-end/38771
16794 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16795 fold_convert arg0 operands to TREE_TYPE (op0) first.
16797 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16799 * params.def (ira-max-conflict-table-size): Decrease default value
16802 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16804 PR tree-optimization/37031
16805 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16807 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16808 allocate it using gc instead of heap, use VEC_quick_push instead of
16810 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16811 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16812 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16813 allocated vector from heap allocated.
16814 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16815 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16816 vector only after perfect_loop_nest_depth call.
16818 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16819 Jan Sjodin <jan.sjodin@amd.com>
16821 PR tree-optimization/38559
16822 * graphite.c (debug_value, copy_constraint,
16823 swap_constraint_variables, scale_constraint_variable, ): New.
16824 (get_lower_bound, get_upper_bound): Removed.
16825 (graphite_trans_bb_strip_mine): Clean up this code that works
16826 only for constant number of iterations. Fully copy upper and
16827 lower bound constraints, not only the constant part of them.
16828 * graphite.h (debug_value): Declared.
16830 2009-01-08 Ira Rosen <irar@il.ibm.com>
16832 PR tree-optimization/37194
16833 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
16834 Don't add the cost of cost model guard in prologue to scalar
16835 outside cost in case of known number of iterations.
16837 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
16838 Alan Modra <amodra@bigpond.net.au>
16840 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
16841 non-word-aligned REG+CONST addressing.
16843 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16846 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
16847 free_after_compilation when outputting a thunk.
16848 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
16849 Do not call free_after_compilation here.
16851 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16853 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
16854 (ix86_valid_target_attribute_inner_p): Ditto.
16856 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
16858 PR tree-optimization/38492
16859 PR tree-optimization/38498
16860 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
16861 * tree-chrec.h (scev_is_linear_expression): Declared.
16862 * graphite.c (graphite_cannot_represent_loop_niter): New.
16863 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
16864 (graphite_loop_normal_form): Use gcc_assert.
16865 (scan_tree_for_params): Use CASE_CONVERT.
16866 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
16867 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
16868 Use gcc_assert. Discard scops that contain unhandled cases.
16869 (build_scop_conditions): Return a boolean status for unhandled cases.
16870 (strip_mine_profitable_p): Print the loop number, not its depth.
16871 (is_interchange_valid): Pass the depth of the loop nest, don't
16872 recompute it wrongly.
16873 (graphite_trans_bb_block): Same.
16874 (graphite_trans_bb_block): Print tentative of loop blocking.
16875 (graphite_trans_scop_block): Do not print that the loop has been
16877 (graphite_transform_loops): Do not handle scops that contain condition
16880 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
16882 AVX Programming Reference (December, 2008)
16883 * config/i386/avxintrin.h (_mm256_stream_si256): New.
16884 (_mm256_stream_pd): Likewise.
16885 (_mm256_stream_ps): Likewise.
16887 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
16888 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
16889 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
16890 (bdesc_special_args): Add __builtin_ia32_movntdq256,
16891 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
16892 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
16893 (ix86_expand_special_args_builtin): Likewise.
16895 * config/i386/sse.md (AVXMODEDI): New.
16896 (avx_movnt<mode>): Likewise.
16897 (avx_movnt<mode>): Likewise.
16898 (<sse>_movnt<mode>): Remove AVX support.
16899 (sse2_movntv2di): Likewise.
16901 2009-01-07 Richard Guenther <rguenther@suse.de>
16903 PR middle-end/38751
16904 * fold-const.c (extract_muldiv): Remove obsolete comment.
16905 (fold_plusminus_mult_expr): Undo MINUS_EXPR
16906 to PLUS_EXPR canonicalization for the canonicalization.
16908 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
16910 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
16911 hosted cross-compilers generating less efficient code.
16913 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16915 * function.h (rtl_data): Add a dbr_scheduled_p field.
16916 * reorg.c (dbr_schedule): Set it.
16917 (gate_handle_delay_slots): Check it.
16918 * config/mips/mips.c (mips_base_delayed_branch): Delete.
16919 (mips_reorg): Check flag_delayed_branch instead of
16920 mips_base_delayed_branch.
16921 (mips_override_options): Don't set mips_base_delayed_branch
16922 or flag_delayed_branch.
16924 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16926 PR rtl-optimization/38426.
16927 * ira.c (ira): Set current_function_is_leaf earlier.
16929 2009-01-06 Jakub Jelinek <jakub@redhat.com>
16931 PR rtl-optimization/38722
16932 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
16933 too early, only set a flag and modify after last possible
16936 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16939 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
16940 * real.c (decimal_single_format): Correct values of emin and emax.
16941 (decimal_double_format): Ditto.
16942 (decimal_quad_format): Ditto.
16943 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
16944 computation of DECnn_MIN and DECnn_MAX for corrected values of
16945 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
16946 __DECnn_MIN__, and adjust its computation for the corrected value
16949 2009-01-06 Jan Hubicka <jh@suse.cz>
16952 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
16954 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16956 * doc/contrib.texi (Contributors): Slightly adjust the end note.
16957 Add Robert Clark to the list of testers.
16959 2009-01-06 Jan Hubicka <jh@suse.cz>
16960 Kai Tietz <kai.tietz@onevision.com>
16962 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
16963 * config/i386/i386.c (ix86_expand_call): Add clobbers.
16965 2009-01-06 Jan Hubicka <jh@suse.cz>
16966 Kai Tietz <kai.tietz@onevision.com>
16968 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
16970 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
16971 (ix86_nsaved_regs): Count only general purpose regs.
16972 (ix86_nsaved_sseregs): New.
16973 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
16974 to 16 for w64; compute padding and size of sse reg save area.
16975 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
16976 general purpose regs.
16977 (ix86_emit_save_sse_regs_using_mov): New.
16978 (ix86_expand_prologue): Save SSE regs if needed.
16979 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
16980 (ix86_emit_restore_sse_regs_using_mov): New.
16981 (ix86_expand_epilogue): Save SSE regs if needed.
16983 2009-01-06 Jan Hubicka <jh@suse.cz>
16984 Kai Tietz <kai.tietz@onevision.com>
16986 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
16987 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
16988 functions when accumulate outgoing args is off.
16990 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16993 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
16994 before using pseudos_have_intersected_live_ranges_p.
16996 * ira-int.h (ira_assert): Always define.
16998 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17000 AVX Programming Reference (December, 2008)
17001 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17002 (_mm256_permute2_pd): Likewise.
17003 (_mm_permute2_ps): Likewise.
17004 (_mm256_permute2_ps): Likewise.
17005 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17006 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17008 * config/i386/i386.c (ix86_builtins): Remove
17009 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17010 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17011 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17012 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17013 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17014 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17015 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17016 __builtin_ia32_vpermil2ps256.
17017 (ix86_init_mmx_sse_builtins): Updated.
17018 (ix86_expand_args_builtin): Likewise.
17020 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17022 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17023 long absolute calls when generating PA 2.0 code.
17025 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17027 PR rtl-optimization/38583
17028 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17030 * params.def (ira-max-conflict-table-size): New.
17032 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17034 * ira.h (ira_conflicts_p): New external definition.
17036 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17037 table. Report this. Return result of building.
17038 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17039 building conflict table.
17041 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17042 (ira_color): Use ira_conflicts_p.
17044 * global.c: Include ira.h.
17045 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17048 * Makefile.in (global.o): Add ira.h.
17050 * ira-build.c (mark_all_loops_for_removal,
17051 propagate_some_info_from_allocno): New.
17052 (remove_unnecessary_allocnos): Call
17053 propagate_some_info_from_allocno.
17054 (remove_low_level_allocnos): New.
17055 (remove_unnecessary_regions): Add parameter. Call
17056 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17057 parameter to remove_unnecessary_regions.
17058 (ira_build): Remove all regions but root if the conflict table was
17059 not built. Update conflict hard regs for allocnos crossing calls.
17061 * ira.c (ira_conflicts_p): New global.
17062 (ira): Define and use ira_conflicts_p.
17064 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17065 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17066 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17068 2009-01-06 Ben Elliston <bje@au.ibm.com>
17070 * gengtype-lex.l (YY_NO_INPUT): Define.
17072 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17075 * c-common.c (handle_vector_size_attribute): Also reject
17076 BOOLEAN_TYPE types.
17078 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17080 PR tree-optimization/38492
17081 * graphite.c (rename_map_elt, debug_rename_elt,
17082 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17083 rename_map_elt_info, eq_rename_map_elts,
17084 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17085 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17086 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17087 (sese_build_livein_liveouts): New.
17088 (new_sese, free_sese): New.
17089 (new_scop): Call new_sese.
17090 (free_scop): Call free_sese.
17091 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17092 (register_old_new_names): Renamed register_old_and_new_names.
17093 (register_scop_liveout_renames, add_loop_exit_phis,
17094 insert_loop_close_phis, struct igp,
17095 default_liveout_before_guard, add_guard_exit_phis,
17096 insert_guard_phis, copy_renames): New.
17097 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17098 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17099 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17100 (scop_adjust_phis_for_liveouts): New.
17101 (gloog): Call scop_adjust_phis_for_liveouts.
17103 * graphite.h (struct sese): Documented. Added fields liveout,
17104 num_ver and livein.
17105 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17106 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17107 (struct scop): Added field liveout_renames.
17108 (SCOP_LIVEOUT_RENAMES): New.
17110 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17112 PR tree-optimization/38510
17113 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17114 (translate_clast): Call recompute_all_dominators before
17116 (gloog): Call recompute_all_dominators before graphite_verify.
17118 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17119 Jan Sjodin <jan.sjodin@amd.com>
17121 PR tree-optimization/38500
17122 * graphite.c (create_sese_edges): Call fix_loop_structure after
17125 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17127 * config.gcc: Add m32r*-*-rtems*.
17128 * config/m32r/rtems.h: New file.
17130 2009-01-05 Ben Elliston <bje@au.ibm.com>
17132 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17133 (.po.pox): Likewise.
17134 (po/gcc.pot): Likewise.
17136 2009-01-04 David S. Miller <davem@davemloft.net>
17138 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17139 (STARTING_FRAME_OFFSET): Always set to zero.
17141 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17143 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17144 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17145 fixed-point types, and vectors of the same.
17147 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17149 * config/mips/sync.md (*mb_barrier): Rename to...
17150 (*memory_barrier): ...this.
17152 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17154 * doc/extend.texi (Function Attributes): Move @cindex after @item
17155 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17156 and put in alphabetical order. Fix 'target' name and put in order.
17157 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17160 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17162 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17163 (memory_barrier): Expand as unspec instead of unspec_volatile.
17164 Remove mem:BLK from insn operands. Use Pmode scratch register.
17165 (*memory_barrier): Define as unspec instead of unspec_volatile.
17166 Use (match_dup 0) as input operand.
17168 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17169 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17170 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17171 scratch register. Remove operand 1.
17172 (*stbar): Define as unspec instead of unspec_volatile.
17173 Use (match_dup 0) as input operand, remove (const_int 8).
17174 (*membar): Define as unspec instead of unspec_volatile.
17175 Use (match_dup 0) as input operand, remove input operand 2.
17177 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17178 (memory_barrier): Expand as unspec instead of unspec_volatile.
17179 Remove mem:BLK from insn operands. Use Pmode scratch register.
17180 (*memory_barrier): Define as unspec instead of unspec_volatile.
17181 Use (match_dup 0) as input operand.
17183 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17184 Remove mem:BLK from insn operands. Use Pmode scratch register.
17185 Set volatile flag on operand 0.
17186 (*memory_barrier): New insn pattern.
17188 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17190 (*memory_barrier): Use (match_dup 0) as input operand.
17192 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17193 Remove mem:BLK from insn operands. Use Pmode scratch register.
17194 Set volatile flag on operand 0.
17195 (*mb_internal): New insn pattern.
17197 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17199 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17201 PR middle-end/38586
17202 * function.c (struct temp_slot): Move to the section of the file
17203 that deals with temp slots. Remove field 'address'.
17204 (temp_slot_address_table): New hash table of address -> temp slot.
17205 (struct temp_slot_address_entry): New struct, items for the table.
17206 (temp_slot_address_compute_hash, temp_slot_address_hash,
17207 temp_slot_address_eq, insert_temp_slot_address): Support functions
17209 (find_temp_slot_from_address): Rewrite to use the new hash table.
17210 (remove_unused_temp_slot_addresses): Remove addresses of temp
17211 slots that have been made available.
17212 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17213 worker function for remove_unused_temp_slot_addresses.
17214 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17215 Add the temp slot address to the address -> temp slot map.
17216 (update_temp_slot_address): Update via insert_temp_slot_address.
17217 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17218 (pop_temp_slots): Likewise.
17219 (init_temp_slots): Allocate the address -> temp slot map, or empty
17220 the map if it is already allocated.
17221 (prepare_function_start): Initialize temp slot processing.
17223 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17225 PR middle-end/38584
17226 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17227 Calculate the size of all stack vars assuming no packing of stack
17228 vars will happen, replacing a quadratic algorithm with a linear one.
17230 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17233 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17236 2009-01-03 Diego Novillo <dnovillo@google.com>
17238 * doc/contrib.texi: Update contributions.
17240 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17243 * builtins.c (fold_builtin_memory_op): Give up if either operand
17244 is volatile. Set srctype or desttype to non-qualified version
17248 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17249 and FUNCTION_DECLs.
17251 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17253 PR rtl-optimization/35805
17254 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17255 problem if fast dce is able to remove any instructions.
17256 * dce.c (dce_process_block): Fix dump message.
17258 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17261 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17263 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17265 PR middle-end/38690
17266 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17267 * tree-pretty-print.c (op_code_prio): New function.
17268 (op_prio): No longer static. Use op_code_prio.
17269 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17270 Use op_prio and op_code_prio to determine if () should be
17271 printed around operand(s) or not.
17273 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17274 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17275 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17276 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17277 pp_character instead of pp_string for single letter printing.
17279 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17281 * doc/extend.texi: Fix '#pragma GCC option' typo.
17283 2009-01-02 Richard Guenther <rguenther@suse.de>
17285 * doc/install.texi (--enable-checking): Mention different
17286 default for stage1.
17287 (--enable-stage1-checking): Document.
17289 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17291 PR middle-end/30142
17292 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17293 case to be an error.
17295 2009-01-02 Ben Elliston <bje@au.ibm.com>
17297 * config/fp-bit.h (pack_d): Constify argument.
17298 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17299 (isnan): Constify argument.
17301 (iszero): Likewise.
17302 (pack_d): Likewise.
17303 (_fpadd_parts): Constify return type.
17304 (_fpmul_parts): Likewise.
17305 (_fpdiv_parts): Likewise.
17307 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17310 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17311 warn about overwriting initializer with side-effects or
17312 -Woverride-init if !IMPLICIT.
17313 (output_init_element): Likewise. Pass IMPLICIT down to
17315 (process_init_element): Add IMPLICIT argument. Pass it down
17316 to output_init_element.
17317 (push_init_element, pop_init_level, set_designator): Adjust
17318 process_init_element callers.
17319 (set_nonincremental_init, set_nonincremental_init_from_string):
17320 Adjust add_pending_init callers.
17321 (output_pending_init_elements): Adjust output_init_element callers.
17322 * c-tree.h (process_init_element): Adjust prototype.
17323 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17324 process_init_element callers.
17327 Copyright (C) 2009 Free Software Foundation, Inc.
17329 Copying and distribution of this file, with or without modification,
17330 are permitted in any medium without royalty provided the copyright
17331 notice and this notice are preserved.