1 2009-08-08 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/40991
4 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9 mode check. Do truncations in an integer mode.
10 (force_to_mode): Handle subregs for all mode types. Only do
11 arithmetic simplifications on integer modes.
13 2009-08-07 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/40999
16 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
17 (maybe_fold_reference): Lookup constant initializers.
18 (fold_gimple_assign): Likewise.
20 2009-08-07 Richard Guenther <rguenther@suse.de>
22 * tree-ssa.c (useless_type_conversion_p_1): Only for types
23 that require structural equality defer to the langhook.
25 2009-08-07 Martin Jambor <mjambor@suse.cz>
27 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
29 (struct ipa_pass_through_data): New type.
30 (struct ipa_ancestor_jf_data): New type.
31 (union jump_func_value): Removed field formal_id, added fields
32 pass_through and ancestor.
33 (struct ipa_param_call_note): Changed type of formal_id to int from
35 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
36 operations jump functions and ancestor jump functions.
37 (compute_complex_pass_through): New function.
38 (compute_scalar_jump_functions): Call compute_complex_pass_through,
39 reflect changes in the jump function strucutre.
40 (update_jump_functions_after_inlining): Ignore complex pass-through
41 and ancestor jump functions.
42 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
43 polynomial pass-through with operation jump functions.
45 2009-08-07 Jakub Jelinek <jakub@redhat.com>
47 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
48 fde->dw_fde_begin as begin label instead of hot/cold label.
49 Use LLSDAC label instead of LLSDA for second section lsda.
50 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
51 label instead of LLSDA if it is true.
52 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
54 * except.c (add_call_site, dw2_size_of_call_site_table): Add
55 SECTION argument. Use it as index into crtl->eh.call_site_record
57 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
58 use it to determine how to print table entries instead of using
59 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
60 label instead of normal begin label as base.
61 (sjlj_assign_call_site_values): Adjust add_call_site caller.
62 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
63 ensure no EH range spans between sections and that landing pads
64 are always in the corresponding section.
65 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
66 for crtl->eh.call_site_record being an array rather than scalar.
67 (output_one_function_exception_table): New function, copied
68 from output_function_exception_table. Adjust
69 dw2_size_of_call_site_table, dw2_output_call_site_table
70 callers. For SECOND section use *C suffixed labels.
71 (output_function_exception_table): Call
72 output_one_function_exception_table and, when doing hot/cold
73 partitioning, also another time for the second section.
74 * opts.c: Include except.h.
75 (decode_options): Allow -freorder-blocks-and-partition with
76 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
77 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
78 * function.h (struct rtl_eh): Change call_site_record from
79 scalar into array of 2 elements.
81 2009-08-07 Martin Jambor <mjambor@suse.cz>
83 * ipa-prop.c (count_formal_params_1): New function.
84 (ipa_get_vector_of_formal_parms): New function.
85 (get_vector_of_formal_parm_types): New function.
86 (ipa_modify_formal_parameters): New function.
87 (ipa_modify_call_arguments): New function.
88 (index_in_adjustments_multiple_times_p): New function.
89 (ipa_combine_adjustments): New function.
90 (ipa_dump_param_adjustments): New function.
91 * ipa-prop.h (struct ipa_parm_adjustment): New type.
92 (ipa_get_vector_of_formal_parms): Declare.
93 (ipa_modify_formal_parameters): Declare.
94 (ipa_modify_call_arguments): Declare.
95 (ipa_combine_adjustments): Declare.
96 (ipa_dump_param_adjustments): Declare.
97 (build_ref_for_offset): Declare.
98 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
99 * tree-sra.c: Include ipa-prop.c.
100 (build_ref_for_offset): Make public.
102 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
104 * gcc/doc/extend.texi (__builtin_extract_return_address)
105 (__builtin_frob_return_address): Document.
107 2009-08-06 Paul Brook <paul@codesourcery.com>
109 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
110 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
111 implementation on ARMv6-M.
113 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
115 * doc/extend.texi (pcs): Document new attribute for ARM.
117 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
119 * arm.c (pcs_attribute_args): Comment out unsupported attribute
122 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
124 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
127 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
129 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
131 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
133 Merge ARM/hard_vfp_branch to trunk.
135 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
137 * arm.c (libcall_eq): New function.
138 (libcall_hash): New function.
139 (add_libcall): New function.
140 (arm_libcall_uses_aapcs_base): New function.
141 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
142 libcalls using the base PCS.
143 (arm_init_cumulative_args): Likewise.
145 2009-07-20 Joseph Myers <joseph@codesourcery.com>
147 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
148 Use base ABI for conversion libfuncs between HFmode and SFmode.
150 2009-05-12 Joseph Myers <joseph@codesourcery.com>
152 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
153 V4SImode as representatives of all 64-bit and 128-bit vector
154 types. Allow vector types without vector modes.
155 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
156 without vector modes like BLKmode.
157 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
158 BLKmode. Avoid unsupported vector modes or TImode moves for
160 (aapcs_vfp_allocate_return_reg): Likewise.
161 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
162 V8QImode if TARGET_NEON || TARGET_IWMMXT.
164 2009-05-12 Joseph Myers <joseph@codesourcery.com>
166 * config/arm/arm.c (arm_handle_pcs_attribute): New.
167 (arm_get_pcs_model): Pass attribute arguments to
168 arm_pcs_from_attribute.
169 (arm_init_cumulative_args): Use base AAPCS for conversions from
170 floating-point types to DImode.
171 (arm_attribute_table): Add pcs attribute.
172 (arm_handle_pcs_attribute): New.
173 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
174 conversions from floating-point types to DImode, also declare them
175 to use base AAPCS and declare functions they call to use base
176 AAPCS and their RTABI names.
178 2009-05-12 Joseph Myers <joseph@codesourcery.com>
180 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
181 -mfloat-abi=hard not being supported for VFP.
183 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
185 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
186 SYMBOL_REF to hard_libcall_value.
188 2009-03-05 Joseph Myers <joseph@codesourcery.com>
189 Richard Earnshaw <rearnsha@arm.com>
191 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
192 has been put on the stack, all remaining co-processory arguments for
193 that co-processor also go on the stack.
195 2009-03-05 Joseph Myers <joseph@codesourcery.com>
197 * config/arm/arm.c (arm_return_in_memory): Handle returning
198 vectors of suitable size in registers also for AAPCS case.
200 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
202 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
204 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
206 ARM Hard-VFP calling convention
207 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
208 * target.h (gcc_target): Add libcall_value to table of call hooks.
209 * targhooks.h (default_libcall_value): Default implementation.
210 * targhooks.c (default_libcall_value): Likewise.
211 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
212 * optabs.c (expand_unop): Use it.
213 * expr.h (hard_libcall_value): Pass the function RTX through.
214 * calls.c (emit_library_call_value_1): Update call to
216 * explow.c (hard_libcall_value): Use new target hook.
217 * testsuite/lib/target-supports.exp
218 (check_effective_target_arm_hard_vfp_ok): New hook.
219 (check_effective_target_arm_neon_ok): Improve test for neon
221 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
222 * config/arm/arm.c: Include cgraph.h
223 (TARGET_FUNCTION_VALUE): Override default hook.
224 (arm_pcs_default): New variable.
225 (arm_override_options): Don't fault hard calling convention with VFP.
226 Add support for AAPCS variants.
227 (arm_function_value): Make static. Handle AAPCS variants.
228 (arm_libcall_value): New function.
229 (arm_apply_result_size): Handle VFP registers in results.
230 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
232 (pcs_attribute_args): New variable.
233 (arm_pcs_from_attribute): New function.
234 (arm_get_pcs_model): New function.
235 (aapcs_vfp_cum_init): New function.
236 (aapcs_vfp_sub_candidate): New function.
237 (aapcs_vfp_is_return_candidate): New function.
238 (aapcs_vfp_is_call_candidate): New function.
239 (aapcs_vfp_allocate): New function.
240 (aapcs_vfp_allocate_return_reg): New function.
241 (aapcs_vfp_advance): New function.
242 (aapcs_cp_arg_layout): New variable.
243 (aapcs_select_call_coproc): New function.
244 (aapcs_select_return_coproc): New function.
245 (aapcs_allocate_return_reg): New function.
246 (aapcs_libcall_value): New function.
247 (aapcs_layout_arg): New function.
248 (arm_init_cumulative_args): Initialize AAPCS args data.
249 (arm_function_arg): Handle AAPCS variants using new interface.
250 (arm_arg_parital_bytes): Likewise.
251 (arm_function_arg_advance): New function.
252 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
254 (arm_setup_incoming_varargs): Handle new AAPCS args data.
255 * arm.h (NUM_VFP_ARG_REGS): Define.
256 (LIBCALL_VALUE): Update.
257 (FUNCTION_VALUE): Delete.
258 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
260 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
261 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
262 (FUNCTION_ARG_REGNO_P): Add VFP regs.
263 * arm-protos.h (arm_function_arg_advance): Add.
264 (aapcs_libcall_value): Add.
265 (arm_function_value): Delete.
267 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
268 H.J. Lu <hongjiu.lu@intel.com>
271 * config/i386/i386.c (standard_sse_mode_p): Remove.
272 (standard_sse_constant_p): Return 2 for integer mode
273 vector_all_ones_operand when SSE2 is enabled.
274 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
275 (ix86_expand_vector_move): Do not check for negative values from
276 standard_sse_constant_p.
278 2009-08-06 Richard Guenther <rguenther@suse.de>
280 * tree-ssa.c (useless_type_conversion_p_1): Make function and
281 array type comparisons frontend independent.
282 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
284 out array reference lower bound and element size operands.
285 (ao_ref_init_from_vn_reference): Properly compute the offset
287 (vn_reference_fold_indirect): Fill out array reference lower
288 bound and element size operands.
289 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
290 a non gimple valued reference operand which can happen for
291 array reference lower bound or element size.
292 (create_component_ref_by_pieces_1): Properly generate the
293 element size operand for array references.
295 2009-08-06 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/40964
298 * tree.c (iterative_hash_host_wide_int): Export.
299 * tree.h (iterative_hash_host_wide_int): Declare.
300 * tree-ssa-structalias.c (heapvar_map): New struct.
301 (heapvar_map_eq): New function.
302 (heapvar_map_hash): Likewise.
303 (heapvar_lookup): Adjust.
304 (heapvar_insert): Likewise.
305 (make_constraint_from_heapvar): Allow multiple heap variables
306 per decl at different offsets.
307 (init_alias_heapvars): Adjust.
309 2009-08-04 David Daney <ddaney@caviumnetworks.com>
311 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
312 * mips_output_sync_loop (mips_output_sync_loop): Only emit
313 trailing sync if TARGET_SYNC_AFTER_SC.
315 2009-08-05 David Daney <ddaney@caviumnetworks.com>
317 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
318 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
319 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
320 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
321 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
322 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
323 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
324 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
325 test_and_set_12): Rewrite calls to mips_output_sync_loop.
326 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
327 the prototype declaration match the definition.
328 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
329 instructions explicitly. Add barrier_before and operands
331 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
332 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
333 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
334 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
335 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
336 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
338 2009-08-05 Andrew Pinski <pinskia@gmail.com>
340 * tree-ssa-alias.c: Fix intervals to use [) syntax.
342 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
343 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
346 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
349 2009-08-05 Jakub Jelinek <jakub@redhat.com>
351 PR rtl-optimization/40924
352 * dse.c (canon_address): Before calling cselib_expand_value_rtx
353 make sure canon_rtx (mem_address) isn't simpler than
354 canon_rtx (expanded_mem_address).
356 2009-08-05 Li Feng <nemokingdom@gmail.com>
358 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
360 (build_scop_drs): Build alias set for each SCoP.
362 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
364 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
365 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
366 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
367 (MIPS_ARCH_FLOAT_SPEC): Likewise.
368 (BASE_DRIVER_SELF_SPECS): Likewise.
370 2009-08-04 Andrew Pinski <pinskia@gmail.com>
372 * tree-ssa-alias.c: Fix some comment typos.
374 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
376 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
377 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
379 2009-08-03 Janis Johnson <janis187@us.ibm.com>
382 * simplify-rtx.c (simplify_binary_operation_1): Disable
383 simplifications for decimal float operations.
385 2009-08-03 Jakub Jelinek <jakub@redhat.com>
388 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
389 operand of INDIRECT_REF.
391 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
393 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
394 constants referencing TLS symbols.
396 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
398 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
399 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
401 2009-08-03 Richard Guenther <rguenther@suse.de>
403 * tree.c (make_vector_type): Build a main variant first,
404 get the canonical one and then build the variant.
405 * tree-ssa.c (useless_type_conversion_p_1): Handle
407 (useless_type_conversion_p): Conversions to pointers to
408 incomplete record types are useless.
410 2009-08-03 Richard Guenther <rguenther@suse.de>
412 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
413 file will be created.
414 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
415 * toplev.c (compile_file): Adjust comment.
417 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
419 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
420 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
421 (TARGET_PROMOTE_FUNCTION_MODE): Define.
422 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
423 (sh_promote_function_mode): Fix typo.
425 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
427 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
429 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
431 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
432 declaration arguments.
434 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
437 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
438 (ix86_split_ashl): Ditto.
439 (ix86_expand_vector_init_one_nonzero): Ditto.
440 (ix86_expand_vector_set): Ditto.
441 (ix86_expand_reduc_v4sf): Ditto.
443 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
445 * explow.c (promote_function_mode): Remove assert.
446 * config/sh/sh.c (sh_promote_function_mode): Declare.
448 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
450 * config/pa/pa.c (pa_promote_function_mode): Declare.
451 Change to static. Fix promote_mode call.
453 * gthr-dce.h (CONST_CAST2): Define if not defined.
454 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
456 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
458 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
460 * expr.c (store_constructor): Use promote_decl_mode. Remove
461 now write-only variable unsignedp.
462 (expand_expr_real_1): Use promote_decl_mode.
463 * expr.h (promote_function_mode, promote_decl_mode): New.
464 (promote_mode): Remove last argument.
465 * function.c (assign_temp): Drop last argument of promote_mode.
466 (assign_parm_find_data_types): Use promote_function_mode.
467 (assign_parm_setup_reg): Likewise.
468 (expand_function_end): Use promote_function_mode.
469 * calls.c (initialize_argument_information): Use promote_function_mode.
470 (precompute_arguments): Use promote_mode instead of checking if
471 only PROMOTE_FUNCTION_MODE is defined.
472 (expand_call): When making sibcall decisions, use promote_function_mode.
473 Below, remove an if for targetm.calls.promote_function_return and
474 and use promote_function_mode.
475 (emit_library_call_value_1): Use promote_function_mode, fix bug
476 where promote_mode was passed FOR_CALL == 0 for a return value in an
478 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
479 * explow.c (promote_function_mode, promote_decl_mode): New.
480 (promote_mode): Keep only the FOR_CALL == 0 case.
481 * combine.c (setup_incoming_promotion): Remove test of
482 promote_function_args. Use promote_function_mode.
483 * stmt.c (expand_value_return): Use promote_decl_mode.
484 (expand_decl): Use promote_decl_mode.
486 * expr.c (store_constructor): Use promote_decl_mode. Remove
487 now write-only variable unsignedp.
488 (expand_expr_real_1): Use promote_decl_mode.
489 * expr.h (promote_function_mode, promote_decl_mode): New.
490 (promote_mode): Remove last argument.
491 * function.c (assign_temp): Drop last argument of promote_mode.
492 (assign_parm_find_data_types): Use promote_function_mode.
493 (assign_parm_setup_reg): Likewise.
494 (expand_function_end): Use promote_function_mode.
495 * calls.c (initialize_argument_information): Use promote_function_mode.
496 (precompute_arguments): Use promote_mode instead of checking if
497 only PROMOTE_FUNCTION_MODE is defined.
498 (expand_call): When making sibcall decisions, use promote_function_mode.
499 Below, remove an if for targetm.calls.promote_function_return and
500 and use promote_function_mode.
501 (emit_library_call_value_1): Use promote_function_mode, fix bug
502 where promote_mode was passed FOR_CALL == 0 for a return value in an
504 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
505 * explow.c (promote_function_mode, promote_decl_mode): New.
506 (promote_mode): Keep only the FOR_CALL == 0 case.
507 * combine.c (setup_incoming_promotion): Remove test of
508 promote_function_args. Use promote_function_mode.
509 * stmt.c (expand_value_return): Use promote_decl_mode.
510 (expand_decl): Use promote_decl_mode.
512 * explow.c (promote_function_mode): Just call the target hook.
513 * targhooks.c (default_promote_function_mode,
514 default_promote_function_mode_always_promote): New.
515 * targhooks.h (default_promote_function_mode,
516 default_promote_function_mode_always_promote): Declare.
517 * target.h (promote_function_args, promote_function_return): Remove.
518 (promote_function_mode): New.
519 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
520 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
521 (TARGET_PROMOTE_FUNCTION_MODE): New.
522 (TARGET_CALLS): Adjust.
523 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
524 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
526 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
527 * config/s390/s390.c (s390_promote_function_mode): ... here,
528 with pointer handling.
529 (TARGET_PROMOTE_FUNCTION_MODE): Define.
530 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
532 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
533 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
534 with pointer handling.
535 (TARGET_PROMOTE_FUNCTION_MODE): Define.
536 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
538 * config/sh/sh-protos.h (sh_promote_function_mode): New.
539 * config/sh/sh.c (sh_promote_function_mode): New.
540 (TARGET_PROMOTE_FUNCTION_MODE): Define.
541 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
543 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
544 * config/cris/cris.c (cris_promote_function_mode): ... here.
545 (TARGET_PROMOTE_FUNCTION_MODE): Define.
546 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
548 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
549 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
550 (TARGET_PROMOTE_FUNCTION_MODE): Define.
551 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
553 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
554 * config/arm/arm.c (arm_promote_function_mode): ... here, without
555 complex type handling.
556 (TARGET_PROMOTE_FUNCTION_MODE): Define.
557 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
559 * config/pa/pa.c (pa_promote_function_mode): New.
560 (TARGET_PROMOTE_FUNCTION_MODE): Define.
561 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
563 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
564 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
565 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
566 * config/xtensa/xtensa.c: Likewise.
567 * config/stormy16/stormy16.c: Likewise.
568 * config/iq2000/iq2000.c: Likewise.
569 * config/rs6000/rs6000.c: Likewise.
570 * config/picochip/picochip.c: Likewise.
571 * config/arc/arc.c: Likewise.
572 * config/mcore/mcore.c: Likewise.
573 * config/score/score.c: Likewise.
574 * config/mips/mips.c: Likewise.
575 * config/bfin/bfin.c: Likewise.
576 * config/ia64/ia64.c: Likewise (disabled though).
578 * config/frv/frv.h: Remove pointless remark.
580 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
581 TARGET_PROMOTE_FUNCTION_ARGS,
582 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
583 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
585 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
587 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
588 -floop-parallelize-all.
589 * toplev.c (process_options): Rename flag_graphite_force_parallel to
590 flag_loop_parallelize_all.
591 * tree-ssa-loop.c (gate_graphite_transforms): Same.
592 * graphite.c (graphite_transform_loops): Same.
594 * graphite-poly.c (apply_poly_transforms): Same.
596 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
598 PR tree-optimization/40914
599 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
600 if set, then check the delta field of the PMF record.
601 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
602 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
603 call is stored in the delta.
605 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
607 * config/mips/mips.md (*clear_upper32_dext): New pattern.
609 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/bsd.h (ASM_BYTE): New define.
612 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
613 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
614 .byte. Use fputs or putc instead of fprintf where appropriate.
615 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
616 fputs or putc instead of fprintf where appropriate.
617 * config/i386/i386elf.h: Ditto.
618 * config/i386/sysv4.h: Ditto.
620 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
621 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
622 (*tls_global_dynamic_64): Ditto.
624 2009-07-31 Christian Bruel <christian.bruel@st.com>
626 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
628 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
630 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
631 Remove dead code for MINUS.
633 2009-07-31 Anthony Green <green@moxielogic.com>
635 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
637 (moxie_expand_epilogue): Ditto for epilogue.
638 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
640 (moxie_function_arg): Ditto.
641 (moxie_pass_by_reference): Ditto.
642 (moxie_arg_partial_bytes): Ditto.
643 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
644 (FUNCTION_ARG_ADVANCE) Ditto.
645 (REG_PARM_STACK_SPACE) Ditto.
646 (FUNCTION_ARG_REGNO_P) Dito.
648 * config.gcc: Add moxie linux config support.
649 * gcc/config/moxie/uclinux.h: New file.
651 2009-07-31 DJ Delorie <dj@redhat.com>
653 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
654 (UNSPECV_SP_SWITCH_E): New.
655 (sp_switch_1): Change to an unspec.
656 (sp_switch_2): Change to an unspec. Don't use post-inc when we
658 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
659 reference the new stack's address
661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
663 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
664 graphite-clast-to-gimple.o, graphite-dependences.o,
665 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
666 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
667 (graphite-blocking.o,
668 graphite-clast-to-gimple.o, graphite-dependences.o,
669 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
670 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
671 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
672 * cfgloop.h (struct loop): Add can_be_parallel field.
673 * common.opt (fgraphite-identity): Moved up.
674 (fgraphite-force-parallel): New flag.
675 * graphite.c: Rewrite.
676 * graphite.h: Rewrite.
677 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
679 * toplev.c (graphite_out_file): New file descriptor.
680 (graphite_in_file): New.
681 (process_options): flag_graphite_force_parallel cannot be used without
683 * tree-ssa-loop.c: Include toplev.h.
684 (gate_graphite_transforms): Enable flag_graphite for
685 flag_graphite_force_parallel.
687 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
689 * ChangeLog.graphite: New.
690 * graphite-blocking.c: New.
691 * graphite-clast-to-gimple.c: New.
692 * graphite-clast-to-gimple.h: New.
693 * graphite-dependences.c: New.
694 * graphite-dependences.h: New.
695 * graphite-interchange.c: New.
696 * graphite-poly.c: New.
697 * graphite-poly.h: New.
698 * graphite-ppl.c: New.
699 * graphite-ppl.h: New.
700 * graphite-scop-detection.c: New.
701 * graphite-scop-detection.h: New.
702 * graphite-sese-to-poly.c: New.
703 * graphite-sese-to-poly.h: New.
707 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
709 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
710 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
712 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
714 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
715 (scev_is_linear_expression): Return false if the evolution is not
718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
720 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
721 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
723 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
725 * tree-data-ref.c (debug_data_references): New.
726 (debug_data_reference): New.
727 * tree-data-ref.h (debug_data_references): Declared.
728 (debug_data_reference): Declared.
730 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
732 * tree-data-ref.c (stmt_simple_memref_p: Removed.
733 * tree-data-ref.h (scop_p): Removed.
734 (struct data_reference): Remove field scop.
736 (stmt_simple_memref_p): Removed.
738 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
740 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
741 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
744 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
746 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
748 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
750 * doc/invoke.texi (-fgraphite-identity): Documented.
752 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
754 * tree-scalar-evolution.c: Fix comment.
755 (instantiate_scev_1): Return unknow from scev instantiation if the
756 result is not above instantiate_below.
758 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
760 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
761 static anymore. Instantiate the symbols that may have been introduced
763 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
766 2009-07-30 DJ Delorie <dj@redhat.com>
768 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
769 .vliw directive to VLIW sections.
771 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
773 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
775 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
776 (AUTOHEADER): New variable.
777 ($(srcdir)/cstamp-h.in): Use it.
779 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
780 Pat Haugen <pthaugen@us.ibm.com>
781 Revital Eres <ERES@il.ibm.com>
783 * config/rs6000/vector.md (VEC_F): Add VSX support.
787 (vector_load_<mode>): Ditto.
788 (vector_store_<mode>): Ditto.
789 (vector GPR move split): Ditto.
790 (vec_reload_and_plus_<mptrsize>): Ditto.
791 (vec_reload_and_reg_<mptrsize>): Ditto.
797 (smin<mode>3): Ditto.
798 (smax<mode>3): Ditto.
799 (vector_eq<mode>): Ditto.
800 (vector_gt<mode>): Ditto.
801 (vector_ge<mode>): Ditto.
802 (vector_gtu<mode>): Ditto.
803 (vector_select_<mode>_uns): Ditto.
804 (vector_eq_<mode>_p): Ditto.
805 (vector_gt_<mode>_p): Ditto.
806 (vector_ge_<mode>_p): Ditto.
807 (vector_gtu_<mode>_p): Ditto.
808 (cr6_test_for_zero): Ditto.
809 (cr6_test_for_zero_reverse): Ditto.
810 (cr6_test_for_lt): Ditto.
811 (cr6_test_for_lt_reverse): Ditto.
815 (one_cmpl<mode>2): Ditto.
817 (andc<mode>2): Ditto.
818 (float<VEC_int<mode>2): Ditto.
819 (unsigned_float<VEC_int><mode>2): Ditto.
820 (fix_trunc<mode><VEC_int>2): Ditto.
821 (fixuns_trunc<mode><VEC_int>2): Ditto.
823 (vec_set<mode>): Ditto.
824 (vec_extract<mode>): Ditto.
825 (vec_interleave_highv4sf): Ditto.
826 (vec_interleave_lowv4sf): Ditto.
827 (vec_realign_load_<mode>): Ditto.
828 (vec_shl_<mode>): Ditto.
829 (vec_shr_<mode>): Ditto.
830 (div<mode>3): New patterns for VSX.
831 (vec_interleave_highv2df): Ditto.
832 (vec_interleave_lowv2df): Ditto.
833 (vec_pack_trunc_v2df): Ditto.
834 (vec_pack_sfix_trunc_v2df): Ditto.
835 (vec_pack_ufix_trunc_v2df): Ditto.
836 (vec_unpacks_hi_v4sf): Ditto.
837 (vec_unpacks_lo_v4sf): Ditto.
838 (vec_unpacks_float_hi_v4si): Ditto.
839 (vec_unpacku_float_lo_v4si): Ditto.
840 (vec_unpacku_float_hi_v4si): Ditto.
841 (vec_unpacks_float_lo_v4si): Ditto.
842 (movmisalign<mode>): Ditto.
843 (vector_ceil<mode>2): New patterns for vectorizing math library.
844 (vector_floor<mode>2): Ditto.
845 (vector_btrunc<mode>2): Ditto.
846 (vector_copysign<mode>3): Ditto.
848 * config/rs6000/predicates.md (easy_vector_constant_msb): New
849 predicate for setting the high bit in each word, used for copysign.
851 * config/rs6000/ppc-asm.h (f19): Whitespace.
852 (f32-f63): Define if VSX.
853 (v0-v31): Define if Altivec.
854 (vs0-vs63): Define if VSX.
856 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
858 * config/rs6000/power7.md: New file, provide tuning parameters for
861 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
862 (rs6000_cpu_cpp_builtins): Ditto.
863 (altivec_overloaded_builtins): Ditto.
864 (altivec_resolve_overloaded_builtin): Ditto.
866 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
867 debug switch to disable vectorizing simple math builtin
870 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
871 Vectorize simple math builtin functions.
872 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
873 hook to vectorize math builtins.
874 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
875 (rs6000_builtin_conversion): Add VSX/power7 support.
876 (rs6000_builtin_vec_perm): Ditto.
877 (vsplits_constant): Add support for loading up a vector constant
878 with just the high bit set in each part.
879 (rs6000_expand_vector_init): Add VSX/power7 support.
880 (rs6000_expand_vector_set): Ditto.
881 (rs6000_expand_vector_extract): Ditto.
882 (rs6000_emit_move): Ditto.
886 (rs6000_expand_ternop_builtin): Ditto.
887 (altivec_expand_builtin): Ditto.
888 (rs6000_expand_unop_builtin): Ditto.
889 (rs6000_init_builtins): Ditto.
890 (altivec_init_builtins): Ditto.
891 (builtin_function_type): Ditto.
892 (rs6000_common_init_builtins): Ditto.
893 (rs6000_handle_altivec_attribute); Ditto.
894 (rs6000_mangle_type): Ditto.
895 (rs6000_vector_mode_supported_p): Ditto.
896 (rs6000_mode_dependent_address): Altivec addresses with AND -16
899 * config/rs6000/vsx.md: New file for VSX support.
901 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
902 identifing values with just the most significant bit set.
903 (enum rs6000_builtins): Add builtins for VSX. Add simple math
906 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
907 (UNSPEC_VRFIM): Delete.
908 (splitter for loading up vector with most significant bit): New
909 splitter for vectorizing copysign.
910 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
911 vectorizing simple math functions.
912 (altivec_vrfip): Add support for vectorizing simple math functions.
913 (altivec_vrfim): Ditto.
914 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
916 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
917 (power7.md, vsx.md): Include for power7 support.
918 (copysigndf3): Use VSX instructions if -mvsx.
921 (nabsdf2_fpr): Ditto.
926 (fix_truncdfdi2_fpr): Ditto.
927 (cmpdf_internal1): Ditto.
928 (fred, fred_fpr): Convert into expander/insn to add VSX support.
929 (btruncdf2, btruncdf2_fpr): Ditto.
930 (ceildf2, ceildf2_fpr): Ditto.
931 (floordf2, floordf2_fpr): Ditto.
932 (floatdidf2, floatdidf2_fpr): Ditto.
933 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
934 (fmsubdf4_fpr): Ditto.
935 (fnmadddf4_fpr_1): Ditto.
936 (fnmadddf4_fpr_2): Ditto.
937 (fnmsubdf4_fpr_1): Ditto.
938 (fnmsubdf4_fpr_2): Ditto.
939 (fixuns_truncdfdi2): Add expander for VSX support.
940 (fix_truncdfdi2): Ditto.
941 (fix_truncdfsi2): Ditto.
943 (btruncsf2): Whitespace.
944 (movdf_hardfloat32): Add support for VSX registers.
945 (movdf_softfloat32): Ditto.
946 (movdf_hardfloat64): Ditto.
947 (movdf_hardfloat64_mfpgpr): Ditto.
948 (movdf_softfloat64): Ditto.
949 (movti splitters): Add check for vector registers supporting
950 TImode in the future.
951 (bpermd): Add power7 bpermd instruction.
953 * config/rs6000/altivec.h (vec_div): Define if VSX.
957 (vec_nearbyint): Ditto.
960 (all predicates): Use the generic builtin function, and not the V4SF
961 specific function so that the predicates will work with VSX's V2DF.
965 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
966 Document new VSX functions and types.
968 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
971 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
972 "wa", and "j" constraints. Modify "v" to talk about Altivec
973 instead of just vector.
975 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
978 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
979 location for phi arguments.
980 (rewrite_update_phi_arguments): Find locations for reaching defs.
981 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
982 Add location to add_phi_arg calls.
983 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
984 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
985 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
986 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
987 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
988 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
989 * tree-phinodes.c (make_phi_node): Initialize location.
990 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
991 (add_phi_arg): Add location parameter.
992 (remove_phi_arg_num): Move location when moving phi argument.
993 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
995 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
996 slpeel_update_phi_nodes_for_guard1,
997 slpeel_update_phi_nodes_for_guard2,
998 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
999 vect_loop_versioning): Set locations.
1000 * tree-parloops.c (create_phi_for_local_result,
1001 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1002 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1003 * tree-vect-loop.c (get_initial_def_for_induction,
1004 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1006 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1007 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1008 (gimple_phi_arg_set_location): New. Set locus.
1009 (gimple_phi_arg_has_location): New. Check for locus.
1010 (redirect_edge_var_map_location): New. Return locus from var_map.
1011 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1012 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1013 combining PHI arguments.
1014 (cond_store_replacement): Set location.
1015 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1016 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1017 scop_add_exit_phis_edge): Add locations.
1018 * tree-cfgcleanup.c (remove_forwarder_block,
1019 remove_forwarder_block_with_phi): Add locations.
1020 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1021 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1023 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1024 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1025 flush_pending_stmts): Add source location.
1026 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1027 stack to preserve locations.
1028 * tree-vect-stmts.c (vectorizable_load): Add location.
1029 * tree-inline.c (copy_phis_for_bb): Copy locus.
1030 (setup_one_parameter): Add call locus to inlined parameter stmts.
1031 (initialize_inlined_parameters): Pass in call location as parameter
1033 (tree_function_versioning): Pass location to setup_one_parameter.
1034 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1035 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1036 copy and edge lists.
1037 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1038 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1039 locus parameter and override the stmt default if provided.
1040 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1041 elim_graph_add_edge, elim_graph_remove_succ_edge,
1042 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1043 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1044 eliminate_phi): Add locus info in elimination graph for each edge and
1046 (insert_backedge_copies): Copy locus if present.
1047 * tree-flow.h (struct _edge_var_map): Add locus field.
1048 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1049 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1050 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1052 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1054 2009-07-30 Martin Jambor <mjambor@suse.cz>
1056 PR tree-optimization/40570
1057 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1060 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1062 * ssa-loop-manip.c: Include langhooks.h.
1063 (rewrite_phi_with_iv): New.
1064 (rewrite_all_phi_nodes_with_iv): New.
1065 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1066 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1067 * tree-parloops.c (loop_parallel_p): Move out all conditions
1068 except dependency check.
1069 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1070 (gen_parallel_loop): Call canonicalize_loop_ivs without
1071 reduction_list argument.
1072 (build_new_reduction): New.
1073 (gather_scalar_reductions): New.
1074 (try_get_loop_niter): New.
1075 (try_create_reduction_list): New.
1076 (parallleize_loops): Change the parallel conditions check.
1077 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1078 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1080 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1082 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1084 * doc/options.texi (Option properties): Mention new quoting syntax.
1086 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1088 * config/alpha/alpha.c (alpha_start_function):
1089 Handle VMS_DEBUG_MAIN_POINTER
1090 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1091 * doc/invoke.texi: Document -mdebug-main switch.
1093 2009-07-29 Richard Henderson <rth@redhat.com>
1095 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1096 (cgraph_create_edge_including_clones): Likewise.
1097 * tree-inline.c (copy_bb): Operate on the correct edges
1098 when updating the callgraph.
1100 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1102 * config/alpha/vms-cc.c: Deleted.
1103 * config/alpha/vms-ld.c: Deleted.
1104 * config/alpha/t-vms64: Moved to config/vms
1105 * config/alpha/vms-crt0-64.c: Moved to config/vms
1106 * config/alpha/vms-crt0.c: Moved to config/vms
1107 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1108 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1109 * config/alpha/xm-vms.h: Moved to config/vms
1110 * config/alpha/x-vms: Moved to config/vms
1111 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1113 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1114 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1116 * config/vms/t-vms64: Moved here from config/alpha
1117 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1118 (argc,argv,envp): Enforce 32bit malloc'ing.
1119 * config/vms/vms-psxcrt0-64.c: Likewise.
1120 * config/vms/vms-crt0.c: Moved here from config/alpha.
1121 * config/vms/vms-psxcrt0.c: Likewise.
1122 * config/vms/vms-crtl-64.h: New file.
1123 * config/vms/vms-crtl.h: New file.
1124 * config/vms/vms.opt: New file.
1125 * config/vms/xm-vms64.h: New file.
1126 * config/vms/xm-vms.h: Moved here from config/alpha.
1127 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1129 * config/vms/x-vms: Moved here from config/alpha.
1130 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1131 (vms-ld.o, vms-cc.o): Removed.
1132 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1134 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1136 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1137 correct stack (obvious VMS fix).
1139 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1141 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1142 date, version info if VMS_DEBUGGING_INFO defined.
1143 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1144 size, date calculating code moved here.
1146 2009-07-29 Paul Brook <paul@codesourcery.com>
1148 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1151 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1154 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1155 to DImode when generating insq_le insn.
1157 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1159 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1160 New macro set for VMS_DEBUGGGING_INFO.
1161 (AT_string_form): Use it.
1163 2009-07-28 DJ Delorie <dj@redhat.com>
1165 * config/mep/mep.c (vtext_section): New.
1166 (vftext_section): New.
1167 (ftext_section): New.
1168 (mep_select_section): Add support for functions.
1169 (mep_unique_section): Likewise.
1170 (mep_asm_init_sections): Likewise.
1171 (mep_encode_section_info): Remove it from here.
1173 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1175 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1177 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1178 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1180 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1182 * dwarf2out.c (output_file_names): Test new macro
1183 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1184 (add_comp_dir_attribute): Likewise.
1186 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1188 * config/i386/mingw-w64.h (LINK_SPEC): Add
1189 separating space between commands.
1191 2009-07-28 Jan Hubicka <jh@suse.cz>
1193 PR tree-optimization/40759
1194 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1197 2009-07-27 DJ Delorie <dj@redhat.com>
1199 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1200 types are dword-aligned.
1201 (mep_expand_va_start): Likewise.
1203 2009-07-27 Olivier Hainque <hainque@adacore.com>
1204 Douglas B Rupp <rupp@gnat.com>
1206 * convert.c (convert_to_pointer): Don't assume the target
1207 pointer type is POINTER_SIZE long. Fetch its precision instead.
1209 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1211 * system.h (fopen): Undefine if macro.
1213 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1215 * dwarf2out.c (output_cfi_p): Removed.
1216 (output_cfis): New function.
1217 (output_fde): New function, split from output_call_frame_info.
1218 (output_call_frame_info): Use it.
1219 (dwarf2out_switch_text_section): Use output_cfis.
1221 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1223 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1224 TARGET_BI_ARCH is specified without enabling SJLJ.
1225 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1226 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1228 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1230 * arm.md (negdi2): Use DImode if forcing a value into a register.
1232 2009-07-26 Ira Rosen <irar@il.ibm.com>
1234 PR tree-optimization/40801
1235 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1236 of vector operand from the previous copy of vector statement.
1237 Pass the correct definition type value to
1238 vect_get_vec_def_for_stmt_copy().
1240 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1242 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1243 const char ** conversion.
1245 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1247 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1248 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1249 (gcc_unreachable): Invoke __builtin_unreachable() if
1250 !ENABLE_ASSERT_CHECKING.
1252 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1254 PR rtl-optimization/40445
1255 * emit-rtl.c (next_nonnote_insn_bb): New function.
1256 * rtl.h (next_nonnote_insn_bb): Declare new function.
1257 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1258 with no successors that is the successor of the ENTRY_BLOCK.
1259 Continue from the top after removing an empty fallthrough block.
1260 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1261 of next_nonnote_insn.
1263 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1265 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1267 2009-07-25 Martin Jambor <mjambor@suse.cz>
1269 * c-common.c (c_common_attribute_table): New element for noclone.
1270 (handle_noclone_attribute): New function. Forward-declare.
1271 * tree-inline.c (tree_versionable_function_p): Check for noclone
1273 * doc/extend.texi (Labels as Values): Document need for noclone.
1274 (Function Attributes): Document noclone attribute.
1276 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1278 PR rtl-optimization/34999
1279 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1280 and dw_fde_switched_cold_to_hot fields.
1281 (output_cfi_p): New function.
1282 (output_call_frame_info): If fde->dw_fde_switched_sections,
1283 output 2 FDEs instead of one with corrupted header.
1284 (dwarf2out_do_cfi_startproc): New function.
1285 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1286 and fde->dw_fde_switched_cold_to_hot.
1287 (dwarf2out_switch_text_section): Compute
1288 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1289 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1290 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1291 Otherwise, compute fde->dw_fde_switch_cfi.
1293 2009-07-24 Cary Coutant <ccoutant@google.com>
1295 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1297 2009-07-24 Cary Coutant <ccoutant@google.com>
1299 * cfghooks.c (split_block): Copy discriminator to new block.
1300 * tree-cfg.c (assign_discriminator): Check location of last
1301 instruction in block as well as first.
1303 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1305 * config/i386/linux.c: Use fputs or putc instead of fprintf
1307 * config/i386/gas.h: Ditto.
1308 * config/i386/x86-64.h: Ditto.
1309 * config/i386/att.h: Ditto.
1311 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1313 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1316 2009-07-24 Martin Jambor <mjambor@suse.cz>
1318 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1319 (ipa_push_func_to_list_1): Declare.
1320 (ipa_push_func_to_list): New function.
1322 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1323 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1324 (ipa_push_func_to_list): Removed.
1325 (ipa_pop_func_from_list): Clear node_enqueued flag.
1327 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1329 * config/s390/s390.c (override_options): Default
1330 max-unrolled-insns to 100 for z10 tuning.
1332 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1334 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1335 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1336 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1337 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1338 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1339 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1340 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1342 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1344 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1345 use default set in mingw32.h header.
1346 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1347 64-bit /mingw/include path.
1348 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1351 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1353 PR rtl-optimization/40209
1354 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1356 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1358 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1359 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1360 with the rest of string where appropriate. Use fputs or putc
1361 instead of fprintf where appropriate.
1363 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1364 Pat Haugen <pthaugen@us.ibm.com>
1365 Revital Eres <ERES@il.ibm.com>
1367 * config/rs6000/vector.md: New file. Move most of the vector
1368 expander support here from altivec.md to allow for the VSX vector
1369 unit in the future. Add support for secondary_reload patterns.
1370 Rewrite the patterns for vector comparison, and vector comparison
1371 predicate instructions so that the RTL expresses the desired
1372 behavior, instead of using unspec.
1374 * config/rs6000/constraints.md ("f" constraint): Use
1375 rs6000_constraints to hold the precalculated register class.
1376 ("d" constraint): Ditto.
1377 ("wd" constraint): New constraint for VSX.
1378 ("wf" constraint): Ditto.
1379 ("ws" constraint): Ditto.
1380 ("wa" constraint): Ditto.
1381 ("wZ" constraint): Ditto.
1382 ("j" constraint): Ditto.
1384 * config/rs6000/predicates.md (vsx_register_operand): New
1386 (vfloat_operand): New predicate for vector.md.
1387 (vint_operand): Ditto.
1388 (vlogical_operand): Ditto.
1389 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1390 (easy_vector_constant): Add VSX support.
1391 (altivec_indexed_or_indirect_operand): New predicate for
1392 recognizing Altivec style memory references with AND -16.
1394 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1395 for vector secondary reload support.
1396 (rs6000_vector_reg_class): Delete, replacing it with
1398 (rs6000_vsx_reg_class): Ditto.
1399 (rs6000_constraints): New array to hold the register classes of
1400 each of the register constraints that can vary at runtime.
1401 (builtin_mode_to_type): New static array for builtin function type
1403 (builtin_hash_table): New static hash table for builtin function
1405 (TARGET_SECONDARY_RELOAD): Define target hook.
1406 (TARGET_IRA_COVER_CLASSES): Ditto.
1407 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1408 registers are 128 bits if VSX memory reference instructions are used.
1409 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1411 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1412 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1413 Print several of the scheduling related parameters.
1414 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1415 rs6000_constraints instead of rs6000_vector_reg_class. Move
1416 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1417 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1418 Altivec. Add VSX support. Setup for secondary reload support on
1419 Altivec/VSX registers.
1420 (rs6000_override_options): Make power7 set the scheduling groups
1421 like the power5. Add support for new debug switches to override
1422 the scheduling defaults. Temporarily disable -mcpu=power7 from
1423 setting -mvsx. Add support for debug switches -malways-hint,
1424 -msched-groups, and -malign-branch-targets.
1425 (rs6000_buitlin_conversion): Add support for returning unsigned
1426 vector conversion functions to fix regressions due to stricter
1428 (rs6000_builtin_mul_widen_even): Ditto.
1429 (rs6000_builtin_mul_widen_odd): Ditto.
1430 (rs6000_builtin_vec_perm): Ditto.
1431 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1432 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1434 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1436 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1437 VSX types for bit operations. Changes to accomidate vector.md.
1438 (bdesc_2arg): Ditto.
1439 (bdesc_1arg): Ditto.
1440 (struct builtin_description_predicates): Rewrite predicate
1441 handling so that RTL describes the operation, instead of passing
1442 the instruction to be used as a string argument.
1443 (bdesc_altivec_preds): Ditto.
1444 (altivec_expand_predicate_builtin): Ditto.
1445 (altivec_expand_builtin): Ditto.
1446 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1447 statement for vsldoi support.
1448 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1449 (altivec_expand_st_builtin): Ditto.
1450 (paired_expand_builtin): Whitespace changes.
1451 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1452 builtin_mode_to_type table for secondary reload. Call
1453 builtin_function_type to build random builtin functions.
1454 (altivec_init_builtins): Change to use builtin_function_type to
1455 create builtin function types dynamically as we need them.
1456 (builtin_hash_function): New support for hashing the tree types
1457 for builtin function as we need it, rather than trying to build
1458 all of the trees that we need. Add initial preliminary VSX support.
1459 (builtin_function_type): Ditto.
1460 (builtin_function_eq): Ditto.
1461 (builtin_hash_struct): Ditto.
1462 (rs6000_init_builtins): Ditto.
1463 (rs6000_common_init_builtins): Ditto.
1464 (altivec_init_builtins): Ditto.
1465 (rs6000_common_init_builtins): Ditto.
1466 (enum reload_reg_type): New enum for simplifing reg classes.
1467 (rs6000_reload_register_type): Simplify register classes into GPR,
1468 Vector, and other registers. Altivec and VSX addresses in reload.
1469 (rs6000_secondary_reload_inner): Ditto.
1470 (rs6000_ira_cover_classes): New target hook, that returns the
1471 appropriate cover classes, based on -mvsx being used or not.
1472 (rs6000_secondary_reload_class): Add VSX support.
1473 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1474 (get_vsel_insn): Ditto.
1475 (rs6000_emit_vector_compare): Rewrite vector conditional support
1476 so that where we can, we use RTL operators, instead of blindly use
1478 (rs6000_emit_vector_select): Ditto.
1479 (rs6000_emit_vector_cond_expr): Ditto.
1480 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1481 (create_TOC_reference): Add -mdebug=addr support.
1482 (emit_frame_save): VSX loads/stores need register indexed addressing.
1484 * config/rs6000/rs6000.md: Include vector.md.
1486 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1488 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1489 support for V2DI, V2DF in logical, permute, select operations.
1491 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1492 switch for vsx/power7.
1493 (-mvsx-scalar-memory): Ditto.
1494 (-mvsx-align-128): Ditto.
1495 (-mallow-movmisalign): Ditto.
1496 (-mallow-df-permute): Ditto.
1497 (-msched-groups): Ditto.
1498 (-malways-hint): Ditto.
1499 (-malign-branch-targets): Ditto.
1501 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1503 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1504 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1505 (rs6000_vector_reg_class): Delete.
1506 (rs6000_vsx_reg_class): Ditto.
1507 (enum rs6000_reg_class_enum): New enum for the constraints that
1508 vary based on target switches.
1509 (rs6000_constraints): New array to hold the register class for all
1510 of the register constraints that vary based on the switches used.
1511 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1512 (enum rs6000_builtins): Add unsigned varients for the builtin
1513 declarations returned by target hooks for expanding multiplies,
1514 select, and permute operations. Add VSX builtins.
1515 (enum rs6000_builtin_type_index): Add entries for VSX.
1516 (V2DI_type_node): Ditto.
1517 (V2DF_type_node): Ditto.
1518 (unsigned_V2DI_type_node): Ditto.
1519 (bool_long_type_node): Ditto.
1520 (intDI_type_internal_node): Ditto.
1521 (uintDI_type_internal_node): Ditto.
1522 (double_type_internal_node): Ditto.
1524 * config/rs6000/altivec.md (whole file): Move all expanders to
1525 vector.md from altivec.md. Rename insn matching functions to be
1527 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1528 (altivec_vcmp*): Ditto.
1529 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1530 (VM): New iterator for moves that includes the VSX types.
1531 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1532 (altivec_vperm_<mode>_uns): New, for unsigned types.
1533 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1534 (altivec_eq<mode>): Ditto.
1535 (altivec_gt<mode>): Ditto.
1536 (altivec_gtu<mode>): Ditto.
1537 (altivec_eqv4sf): Ditto.
1538 (altivec_gev4sf): Ditto.
1539 (altivec_gtv4sf): Ditto.
1540 (altivec_vcmpbfp_p): Ditto.
1542 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1544 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1547 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1551 ASM_SHORT instead of .word.
1552 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1553 instead of .word in asm template.
1555 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1558 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1559 (process_bb_node_lives): Use it.
1561 * ira.c (setup_cover_and_important_classes): Don't setup
1562 ira_important_class_nums. Add cover classes to the end of
1564 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1566 (find_reg_class_closure): Use reorder_important_classes.
1568 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1570 * config/i386/i386.c (i386_ira_cover_classes): New function.
1571 (TARGET_IRA_COVER_CLASSES): Redefine.
1573 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1574 importance of order of cover classes in the array.
1576 2009-07-22 Diego Novillo <dnovillo@google.com>
1578 * tree-pass.h (TDF_EH): Define.
1579 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1580 contains TDF_EH, print the EH region number holding GS.
1581 * tree-dump.c (dump_options): Add "eh".
1582 * doc/invoke.texi: Document it.
1584 2009-07-22 Doug Kwan <dougkwan@google.com>
1586 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1588 2009-07-22 Michael Matz <matz@suse.de>
1590 PR tree-optimization/35229
1591 PR tree-optimization/39300
1593 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1594 (inhibit_phi_insertion): New function.
1595 (insert_into_preds_of_block): Call it for REFERENCEs.
1596 (init_pre): Initialize and finalize scalar evolutions.
1597 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1599 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1602 Use CONST_VECTOR_NUNITS to determine number of elements.
1604 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1606 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1607 (U, W): Constraints are now deprecated and will be removed if we
1609 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1611 ("prefetch"): Add the stcmh instruction for prefetching.
1612 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1614 (s390_short_displacement): Return always true if compiling for
1615 machines not providing the long displacement facility.
1616 (s390_mem_constraint): Support the new constraint letter Z.
1617 (s390_check_qrst_address): New function.
1619 2009-07-21 DJ Delorie <dj@redhat.com>
1621 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1624 2009-07-21 Jason Merrill <jason@redhat.com>
1626 * c-common.c (max_tinst_depth): Increase default to 1024.
1628 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1630 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1631 (vec_unpacku_float_lo_v4si): Ditto.
1633 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1637 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1638 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1639 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1641 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1643 PR tree-optimization/40813
1644 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1647 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1649 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1650 with a NOP_EXPR if needed.
1652 2009-07-21 Paul Brook <paul@codesourcery.com>
1654 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1655 Terminate debug dump with newline.
1657 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1659 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1660 Cast "1" to unsigned HOST_WIDE_INT.
1661 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1662 deposit length to the maximum length - lsb. Extend length if
1663 HOST_BITS_PER_WIDE_INT is 32.
1665 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1667 * cgraph.h (constant_pool_htab): New function.
1668 (constant_descriptor_tree): Move from varasm.c.
1669 * varasm.c (constant_pool_htab): New function.
1670 (constant_descriptor_tree): Move to cgraph.h.
1672 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1674 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1676 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1678 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1681 2009-07-20 Xinliang David Li <davidxl@google.com>
1683 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1685 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1687 * config/mips/mips.md (move_type): Add arith.
1688 (type): Handle arith.
1689 (zero_extendsidi2): Rename this into ...
1690 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1691 (zero_extendsidi2): New expander.
1692 (*zero_extendsidi2_dext): New pattern.
1694 2009-07-20 Nick Clifton <nickc@redhat.com>
1696 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1697 to set MIPS_ABI_DEFAULT.
1698 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1700 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1702 * tree-object-size.c (addr_object_size): Handle unions with
1703 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1705 PR tree-optimization/40792
1706 * tree.c (build_function_type_skip_args): Remove bogus assert.
1708 2009-07-20 Jan Hubicka <jh@suse.cz>
1709 Martin Jambor <mjambor@suse.cz>
1711 * cgraph.h (combined_args_to_skip): New field.
1712 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1713 combined_args_to_skip and args_to_skip.
1714 * tree-inline.c (update_clone_info): New function.
1715 (tree_function_versioning): Call update_clone_info.
1716 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1718 (cgraph_materialize_all_clones): More extensive dumping, working
1719 with combined_args_to_skip rather than args_to_skip.
1721 2009-07-20 Ira Rosen <irar@il.ibm.com>
1723 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1724 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1725 (get_initial_def_for_reduction): Likewise.
1726 (vectorizable_reduction): Skip the check of first operand in case
1727 of COND_EXPR. Add check that it is outer loop vectorization if
1728 nested cycle was detected. Call vectorizable_condition() for
1729 COND_EXPR. If reduction epilogue cannot be created do not fail for
1730 nested cycles (if it is not double reduction). Assert that there
1731 is only one type in the loop in case of COND_EXPR. Call
1732 vectorizable_condition() to vectorize COND_EXPR.
1733 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1734 Add parameters. Allow nested cycles if called from
1735 vectorizable_reduction(). Use reduction vector variable if provided.
1736 (vect_analyze_stmt): Call vectorizable_reduction() before
1737 vectorizable_condition().
1738 (vect_transform_stmt): Update call to vectorizable_condition().
1740 2009-07-20 Christian Bruel <christian.bruel@st.com>
1742 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1743 * doc/invoke.texi (-mfmovd): Likewise.
1744 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1746 2009-07-20 Jan Hubicka <jh@suse.cz>
1748 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1749 when handling SSA name.
1751 2009-07-19 Jan Hubicka <jh@suse.cz>
1753 PR tree-optimization/40676
1754 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1755 virtual PHIs in empty BBs.
1757 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1759 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1760 re-expanded the compound use gen_lowpart instead to convert to the
1763 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1765 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1766 OUTER_CONST arguments.
1767 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1768 the new wider mode will be masked off.
1769 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1771 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1773 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1774 high-order bits are zero.
1776 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1778 * combine.c (simplify_shift_const_1): Split code to determine
1780 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1781 new bits shifted in are identical to the old sign bit.
1783 2009-07-18 Richard Guenther <rguenther@suse.de>
1786 * gimplify.c (gimplify_call_expr): Reject code using results from
1787 functions returning void.
1789 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1791 * doc/md.texi: Document the new PowerPC "es" constraint.
1792 Document that "m" can include automodified addresses on this target,
1793 and explain how %U must be used. Extend the "Q" and "Z" documentation
1794 to suggest "es" as well as "m".
1795 * config/rs6000/constraints.md (es): New memory constraint.
1796 (Q, Z): Update strings to match new documentation.
1798 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1800 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1801 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1802 * config/rs6000/predicates.md (volatile_mem_operand): Use
1803 offsettable_nonstrict_memref_p.
1804 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1805 (*floatunssidf2_internal): Likewise.
1806 (*fix_truncdfsi2_internal): Likewise.
1807 (*fix_trunctfsi2_internal): Likewise.
1809 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1811 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1813 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1815 2009-07-17 Richard Guenther <rguenther@suse.de>
1818 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1819 (pass_warn_unused_result): Likewise.
1820 (TODO_set_props): Remove.
1821 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1823 (pass_diagnose_omp_blocks): Define.
1824 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1825 (c_gimple_diagnostics_recursively): Remove.
1826 (finish_function): Do not call it.
1827 (c_write_global_declarations): Continue after errors.
1828 Finalize the CU here.
1829 * c-gimplify.c (c_genericize): Do not gimplify here.
1830 * c-common.c (c_warn_unused_result): Move ...
1831 * tree-cfg.c (do_warn_unused_result): ... here.
1832 (run_warn_unused_result): New function.
1833 (gate_warn_unused_result): New function.
1834 (pass_warn_unused_result): New pass.
1835 * c-common.h (c_warn_unused_result): Remove.
1836 * flags.h (flag_warn_unused_result): Declare.
1837 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1838 * opts.c (flag_warn_unused_result): Initialize to false.
1839 * toplev.c (compile_file): Add comment.
1840 * omp-low.c (create_omp_child_function): Do not register
1841 the function with the frontend.
1842 (diagnose_omp_structured_block_errors): Prepare to be
1843 called as optimization pass.
1844 (gate_diagnose_omp_blocks): New function.
1845 (pass_diagnose_omp_blocks): New pass.
1846 * cgraph.h (cgraph_optimize): Remove.
1847 (cgraph_analyze_function): Likewise.
1848 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1849 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1850 before their parents here.
1851 (cgraph_finalize_function): Not here.
1852 (cgraph_analyze_function): Gimplify functions here.
1853 (cgraph_finalize_compilation_unit): Continue after errors.
1854 Optimize the callgraph from here.
1855 (cgraph_optimize): Make static.
1856 * langhooks.c (write_global_declarations): Finalize the CU.
1857 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1858 (gimplify_function_tree): Assert we gimplify only once.
1859 Set PROP_gimple_any property.
1860 * tree-nested.c (gimplify_all_functions): New function.
1861 (lower_nested_functions): Gimplify all nested functions.
1862 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1863 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1864 and pass_diagnose_omp_blocks after gimplification. Do not
1865 set TODO_set_props on all_lowering_passes.
1866 (execute_one_pass): Do not handle TODO_set_props.
1867 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1868 (gimplify.o): Add tree-pass.h dependency.
1869 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1870 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1871 (unsave_r): Likewise.
1872 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1875 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1877 * doc/service.texi (Service): Restore previously removed link,
1878 which isn't broken after all.
1880 2009-07-17 Richard Guenther <rguenther@suse.de>
1882 PR tree-optimization/40321
1883 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1884 PHI nodes to the maximal set.
1885 (make_values_for_phi): Add PHI arguments to the maximal set.
1886 (execute_pre): Dump PHI_GEN and the maximal set.
1888 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1891 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1894 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1896 * doc/extend.texi (Nested Functions): Replace broken link with
1898 * doc/service.texi (Service): Remove broken link.
1900 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1903 * builtins.c (expand_builtin_memcmp): Use loc instead of
1904 EXPR_LOCATION (exp).
1905 (expand_builtin_strncmp): Likewise.
1907 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1908 Manuel López-Ibáñez <manu@gcc.gnu.org>
1911 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1912 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1913 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1914 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1915 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1916 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1917 tree-inline.c, c-common.c, c-common.h, gimple.c,
1918 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1919 convert.c: Add location argument to fold_{unary,binary,ternary},
1920 fold_build[123], build_call_expr, build_size_arg,
1921 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1922 fold_build1_initializer, fold_build2_initializer,
1923 fold_build3_initializer, fold_build_call_array,
1924 fold_build_call_array_initializer, fold_single_bit_test,
1925 omit_one_operand, omit_two_operands, invert_truthvalue,
1926 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1927 combine_comparisons, fold_builtin_*, fold_call_expr,
1928 build_range_check, maybe_fold_offset_to_address, round_up,
1931 2009-07-16 Jason Merrill <jason@redhat.com>
1934 * c-common.c (c_common_reswords): Add __is_standard_layout
1936 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1937 * doc/implement-cxx.texi: New.
1938 * doc/gcc.texi: Include it.
1940 2009-07-16 DJ Delorie <dj@redhat.com>
1942 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1943 compares that may be indirectly affected by previous instructions.
1945 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1947 * builtins.c (do_mpc_arg2): New.
1948 (fold_builtin_2): Fold builtin cpow.
1949 * real.h (HAVE_mpc_pow): New.
1951 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1953 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1954 comparison to skip unprofitable schedule
1956 2009-07-16 Simon Baldwin <simonb@google.com>
1958 * gcc.c (option_map): New flag -no-canonical-prefixes.
1959 * (display_help): Print help text for new flag.
1960 * (process_command): Move options translation and language specifics
1961 and handle new flag early. Use it to set a function pointer to a
1962 prefix builder. Replace make_relative_prefix calls with calls to
1963 the function pointed to. Ignore new flag in regular options handling.
1964 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1966 2009-07-15 DJ Delorie <dj@redhat.com>
1968 * config/mep/mep.md (sibcall_internal): Change register to avoid
1970 (sibcall_value_internal): Likewise.
1972 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1974 PR rtl-optimization/40710
1975 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1977 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1979 * config/mips/mips.md (*extenddi_truncate<mode>,
1980 *extendsi_truncate<mode>): Change type attribute to move_type
1981 with shift_shift. Split out code handling exts from here ...
1982 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1984 (*extendhi_truncateqi): Change type attribute to move_type with
1985 shift_shift. Split out code handling exts from here ...
1986 (*extendhi_truncateqi_exts): ... to this new pattern.
1988 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1991 instead of "and" with inverted sign bit mask value. Use
1992 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1993 Allocate registers only for operand 4 and operand 5.
1995 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1998 * fold-const.c (fold_cond_expr_with_comparison): When folding
1999 < and <= to MIN, make sure the MIN uses the same type as the
2000 comparison's operands.
2002 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2004 * arm.md (ior_xor): New code iterator.
2005 (split for ior/xor with shift and zero-extend): New split pattern.
2006 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2008 2009-07-15 Richard Guenther <rguenther@suse.de>
2010 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2013 2009-07-15 Richard Guenther <rguenther@suse.de>
2016 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2018 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2020 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2021 handle 2.6.30 kernel.
2023 2009-07-15 DJ Delorie <dj@redhat.com>
2025 * config/mep/mep.md (sibcall_internal): Change register to allow
2026 for 24-bit addresses.
2027 (sibcall_value_internal): Likewise.
2029 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2031 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2032 that are enabled/disabled by the flags introduced by a previous patch.
2034 2009-07-14 DJ Delorie <dj@redhat.com>
2036 * config/mep/mep.md (sibcall_internal): Include non-toggling
2038 (sibcall_value_internal): Likewise.
2040 2009-07-14 Taras Glek <tglek@mozilla.com>
2041 Rafael Espindola <espindola@google.com>
2043 * doc/sourcebuild.texi: Document install-plugin target.
2044 * configure.ac: Added install-plugin target to language makefiles.
2045 * configure: Regenerate.
2046 * Makefile.in: (install-plugin): Install more headers,
2047 depend on lang.install-plugin.
2049 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2051 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2054 2009-07-14 DJ Delorie <dj@redhat.com>
2056 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2057 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2058 * config/mep/mep.md (sibcall_internal): Change test from
2059 mep_vliw_mode_match to mep_vliw_jmp_match.
2060 (sibcall_value_internal): Likewise.
2062 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2064 * config/i386/sse.md (copysign<mode>3): New expander.
2065 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2066 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2067 Use ix86_build_const_vector.
2068 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2069 IX86_BUILTIN_CPYSGNPD.
2070 (builtin_description): Add __builtin_ia32_copysignps and
2071 __builtin_ia32_copysignpd.
2072 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2073 and BUILT_IN_COPYSIGNF.
2075 2009-07-13 Jason Merrill <jason@redhat.com>
2077 * builtins.c (can_trust_pointer_alignment): New fn.
2078 (get_pointer_alignment): Factor it out from here.
2079 * tree.h: Declare it.
2081 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2083 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2086 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2090 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2092 2009-07-14 Richard Guenther <rguenther@suse.de>
2093 Andrey Belevantsev <abel@ispras.ru>
2096 * cfgexpand.c (partition_stack_vars): Do not bother to update
2097 alias information when not optimizing.
2099 2009-07-14 Richard Guenther <rguenther@suse.de>
2100 Andrey Belevantsev <abel@ispras.ru>
2102 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2103 (pt_solution_set): Likewise.
2104 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2105 * tree-ssa-structalias.c (pt_solution_set): New function.
2106 * final.c (rest_of_clean_state): Free SSA data structures.
2107 * print-rtl.c (print_decl_name): Remove.
2108 (print_mem_expr): Implement in terms of print_generic_expr.
2109 * alias.c (ao_ref_from_mem): New function.
2110 (rtx_refs_may_alias_p): Likewise.
2111 (true_dependence): Query alias-export info.
2112 (canon_true_dependence): Likewise.
2113 (write_dependence_p): Likewise.
2114 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2116 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2117 (mem_expr_equal_p): Use operand_equal_p.
2118 (set_mem_attributes_minus_bitpos): Do not use
2119 component_ref_for_mem_expr.
2120 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2121 (update_alias_info_with_stack_vars): Likewise.
2122 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2123 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2124 explicitly nor clear stmt operands.
2125 Free the decl-to-pointer map.
2126 * tree-optimize.c (execute_free_datastructures): Do not free
2127 SSA data structures here.
2128 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2129 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2130 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2132 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2134 2009-07-13 DJ Delorie <dj@redhat.com>
2136 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2137 unrolling at the right iteration count.
2139 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2142 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2144 * haifa-sched.c (rank_for_schedule): Introduced flags to
2145 enable/disable individual scheduling heuristics.
2146 * common.opt: Introduced flags to enable/disable individual
2147 heuristics in the scheduler.
2148 * doc/invoke.texi: Introduced flags to enable/disable individual
2149 heuristics in the scheduler.
2151 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2153 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2154 config/i386/mingw-tls.c.
2155 * config/i386/mingw-tls.c: Removed.
2157 2009-07-13 Ira Rosen <irar@il.ibm.com>
2159 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2160 checks access only relevant statements.
2161 (vectorizable_reduction): Likewise.
2163 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2165 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2166 just for 32-bit case.
2168 2009-07-12 Jan Hubicka <jh@suse.cz>
2170 PR tree-optimization/40585
2171 * except.c (expand_resx_expr): When there already is resume
2172 instruction, produce linked list.
2173 (build_post_landing_pads): Assert that resume is empty.
2174 (connect_post_landing_pads): Handle resume lists.
2175 (dump_eh_tree): Dump resume list.
2177 2009-07-12 Ira Rosen <irar@il.ibm.com>
2179 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2180 with additional argument.
2181 * tree-vectorizer.h (enum vect_def_type): Add
2182 vect_double_reduction_def.
2183 (vect_is_simple_reduction): Add argument.
2184 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2186 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2187 vect_is_simple_reduction with additional argument.
2188 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2190 (reduction_code_for_scalar_code): Handle additional codes by
2191 returning ERROR_MARK for them. Fix comment and indentation.
2192 (vect_is_simple_reduction): Fix comment, add argument to specify
2193 double reduction. Detect double reduction.
2194 (get_initial_def_for_induction): Fix indentation.
2195 (get_initial_def_for_reduction): Fix comment and indentation.
2196 Handle double reduction. Create initial definitions that do not
2197 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2198 (vect_create_epilog_for_reduction): Fix comment, add argument to
2199 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2200 epilogue result extraction. Create double reduction phi node and
2201 replace relevant uses.
2202 (vectorizable_reduction): Call vect_is_simple_reduction with
2203 additional argument. Fix indentation. Update epilogue code treatment
2204 according to the changes in reduction_code_for_scalar_code. Check
2205 for double reduction. Call vect_create_epilog_for_reduction with
2206 additional argument.
2207 * tree-vect-stmts.c (process_use): Handle double reduction, update
2209 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2210 (vect_get_vec_def_for_operand): Likewise.
2212 2009-07-12 Danny Smith <dansmister@gmail.com>
2214 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2215 dllexport if !TREE_PUBLIC.
2216 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2218 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2220 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2221 (avr_extra_arch_macro) Remove declatation.
2222 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2223 (avr_extra_arch_macro) Declare as static.
2224 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2226 2009-07-11 Jan Hubicka <jh@suse.cz>
2229 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2231 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2234 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2235 cold_in_std_section bits.
2236 (dwarf2out_begin_prologue): Initialize them.
2237 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2238 if already covered by text_section or cold_text_section range.
2240 PR rtl-optimization/40667
2241 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2242 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2243 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2244 * config/i386/i386.c (ix86_minimum_alignment): New function.
2245 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2246 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2247 * emit-rtl.c (gen_reg_rtx): Likewise.
2248 * function.c (assign_parms): Likewise. If nominal_type needs
2249 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2250 rather than passed_type's alignment.
2253 * function.c (assign_parm_setup_stack): Adjust
2254 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2255 from nominal_mode on big endian.
2257 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2259 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2261 2009-07-10 DJ Delorie <dj@redhat.com>
2263 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2265 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2267 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2269 (thumb2_cbnz): Likewise.
2271 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2274 * config.gcc (supported_defaults): Add synci.
2275 (with_synci): Add validation.
2276 (all_defaults): Add synci.
2277 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2280 * config/mips/mips.opt (msynci): New option.
2281 * config/mips/mips.c (mips_override_options): Warn on use of
2282 -msynci for targets that do now support it.
2283 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2285 * gcc/doc/invoke.texi (-msynci): Document the new option.
2286 * doc/install.texi (--with-synci): Document the new option.
2288 2009-07-10 Richard Guenther <rguenther@suse.de>
2290 PR tree-optimization/40496
2291 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2292 the PHI result with a compatible type.
2294 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2298 * c.opt (Wunused-result): New.
2299 * doc/invoke.texi: Document it.
2300 * c-common.c (c_warn_unused_result): Use it.
2302 2009-07-09 DJ Delorie <dj@redhat.com>
2304 * targhooks.c (default_target_can_inline_p): Rename from
2305 default_target_option_can_inline_p.
2306 * targhooks.h (default_target_can_inline_p): Likewise.
2307 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2308 TARGET_OPTION_CAN_INLINE_P.
2309 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2310 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2311 (mep_target_can_inline_p): Rename from
2312 mep_target_option_can_inline_p.
2315 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2316 registers used to pass vectors.
2318 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2320 2009-07-09 Tom Tromey <tromey@redhat.com>
2322 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2323 * config/mmix/mmix.c: Include dwarf2.h.
2324 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2325 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2326 * config/sh/sh.c: Include dwarf2.h.
2327 * config/i386/i386.c: Include dwarf2.h.
2328 * Makefile.in (DWARF2_H): Remove 'elf'.
2329 * except.c: Include dwarf2.h.
2330 * unwind-dw2.c: Include dwarf2.h.
2331 * dwarf2out.c: Include dwarf2.h.
2332 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2333 * unwind-dw2-fde.c: Include dwarf2.h.
2334 * dwarf2asm.c: Include dwarf2.h.
2336 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2338 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2339 (max_issue): Use it.
2340 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2342 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2343 (region_sched_info): Update.
2344 * sched-ebb.c (ebb_sched_info): Update.
2345 * modulo-sched.c (sms_sched_info): Update.
2346 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2348 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2350 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2352 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2354 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2356 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2359 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2360 arg1 with arg01 if arg1 is already INTEGER_CST.
2362 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2364 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2365 Transform (and (truncate)) into (truncate (and)).
2367 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2369 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2370 creating LHS paradoxical subregs. Fix surrounding returns to
2371 use NULL_RTX rather than 0.
2373 2009-07-08 DJ Delorie <dj@redhat.com>
2375 * config/mep/mep.c: (mep_option_can_inline_p): New.
2376 (TARGET_OPTION_CAN_INLINE_P): Define.
2378 2009-07-08 Mark Wielaard <mjw@redhat.com>
2381 * dwarf2out.c (add_data_member_location_attribute): When we have
2382 only a constant offset don't emit a new location description using
2383 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2386 2009-07-08 Richard Henderson <rth@redhat.com>
2389 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2390 (enum reg_class): Add CLOBBERED_REGS.
2391 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2392 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2393 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2394 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2395 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2396 force 64-bit sibcalls into R11.
2397 * config/i386/constraints.md (U): New constraint.
2398 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2399 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2400 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2402 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2404 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2406 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2407 * ebitmap.h (dump_ebitmap): Ditto.
2408 * optabs.h (optab_libfunc): Ditto.
2409 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2410 * tree-flow.h (vect_can_force_dr_alignment_p,
2411 get_vectype_for_scalar_type): Ditto.
2412 (vectorize_loops): Move prototype to ...
2413 * tree-vectorizer.h: ... here. Also, adjust comment.
2414 (vect_set_verbosity_level): Remove duplicate prototype.
2415 * tree-ssa-loop.c: Include tree-vectorizer.h.
2416 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2418 2009-07-08 Nick Clifton <nickc@redhat.com>
2420 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2423 2009-07-08 DJ Delorie <dj@redhat.com>
2425 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2426 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2427 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2429 * config/mep/intrinsics.md: Regenerated.
2430 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2431 registers when asm() or calls are detected.
2433 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2436 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2438 * gimple (gimple_build_call_from_tree): Likewise.
2439 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2440 no_warning flag before warning.
2442 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2444 * tree.c (set_expr_locus): Remove.
2445 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2446 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2448 * gimplify.c (internal_get_tmp_var): Likewise.
2449 (gimplify_call_expr): Likewise.
2450 (gimplify_one_sizepos): Likewise.
2452 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2455 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2456 to variables for debugging purposes.
2458 2009-06-23 Mark Loeser <mark@halcy0n.com>
2461 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2463 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2465 * pretty-print.c (pp_base_format): Remove %J.
2466 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2467 gcc_cxxdiag_char_table): Likewise.
2468 (init_dynamic_diag_info): Likewise.
2470 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2472 * pretty-print.c (pp_base_format): Remove %H.
2473 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2474 gcc_cxxdiag_char_table): Likewise.
2475 (init_dynamic_diag_info): Likewise.
2476 * config/mep/mep.c (mep_select_section): Likewise.
2478 2009-07-07 Duncan Sands <baldrick@free.fr>
2480 * final.c (pass_clean_state): Give the pass a name.
2481 * passes.c (pass_rest_of_compilation): Likewise.
2482 * tree-optimize.c (pass_all_optimizations): Likewise.
2484 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2487 an extra 'decl' for error_at.
2489 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2492 * tree-tailcall.c (adjust_return_value_with_ops,
2493 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2494 if it has complex or vector type.
2496 2009-07-07 Olivier Hainque <hainque@adacore.com>
2498 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2501 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2503 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2505 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2507 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2508 * c-decl.c: Likewise.
2509 * function.c: Likewise.
2510 * varasm.c: Likewise.
2511 * tree-ssa.c: Likewise.
2512 * c-common.c: Likewise.
2513 * tree-cfg.c: Likewise.
2514 * config/spu/spu.c: Likewise.
2515 * config/ia64/ia64.c: Likewise.
2516 * config/v850/v850.c: Likewise.
2518 2009-07-06 DJ Delorie <dj@redhat.com>
2520 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2521 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2522 unspecified accesses to control registers.
2523 * config/mep/intrinsics.md: Regenerate.
2524 * config/mep/intrinsics.h: Regenerate.
2525 * config/mep/mep-intrin.h: Regenerate.
2527 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2529 * c-lex.c: Replace %H by an explicit location. Update all calls.
2530 * c-common.c: Likewise.
2531 * c-decl.c: Likewise.
2532 * c-typeck.c: Likewise.
2533 * fold-const.c: Likewise.
2534 * gimplify.c: Likewise.
2536 * tree-cfg.c: Likewise.
2537 * tree-ssa-loop-niter.c: Likewise.
2538 * tree-vrp.c: Likewise.
2539 * value-prof.c: Likewise.
2541 2009-07-06 Diego Novillo <dnovillo@google.com>
2543 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2544 if it has one. Handle cases where VAR does not have an
2545 annotation or cfun is NULL.
2547 2009-07-06 Diego Novillo <dnovillo@google.com>
2549 * tree.c: Include debug.h.
2550 (initialize_tree_contains_struct): New.
2551 (init_ttree): Call it.
2552 (tree_node_structure_for_code): Factor out of ...
2553 (tree_node_structure): ... here.
2554 * treestruct.def (TS_PHI_NODE): Remove.
2555 (TS_GIMPLE_STATEMENT): Remove.
2557 2009-07-06 Diego Novillo <dnovillo@google.com>
2559 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2560 (debug_tree_chain): Handle cycles.
2562 2009-07-06 Nick Clifton <nickc@redhat.com>
2563 DJ Delorie <dj@redhat.com>
2565 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2566 __FMOVD_ENABLED__ is defined.
2568 (TARGET_FMOVD): Provide a default definition.
2569 (MASK_FMOVD): Likewise.
2570 (TARGET_CPU_CPP_BUILTINS): Define
2571 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2572 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2573 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2574 (split for DF load from memory into register): Also handle
2575 MEMs which consist of REG+DISP addressing.
2576 (split for DF store from register to memory): Likewise.
2577 (movsf_ie): Always use single fp_mode.
2578 * config/sh/sh.c (sh_override_options): Do not automatically
2579 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2580 that to the -mfmovd command line switch.
2581 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2582 (fldi_ok): Always allow.
2583 * config/sh/sh.opt (mfmovd): Remove this switch.
2584 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2586 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2587 Kaz Kojima <kkojima@gcc.gnu.org>
2589 PR rtl-optimization/30807
2590 * postreload.c (reload_combine): For every new use of REG_SUM,
2591 record the use of BASE.
2593 2009-07-06 Jan Hubicka <jh@suse.cz>
2595 * params.def: Revert my accidental commit at 2009-06-30.
2597 2009-07-04 Ian Lance Taylor <iant@google.com>
2600 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2602 (mingw_format_attribute_overrides): Likewise.
2604 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2607 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2608 don't check cfa.reg. Instead of cfa.indirect use
2609 fde && fde->drap_reg != INVALID_REGNUM test.
2611 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2613 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2615 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2618 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2620 2009-07-03 Richard Guenther <rguenther@suse.de>
2622 PR tree-optimization/40640
2623 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2626 2009-07-03 Jan Hubicka <jh@suse.cz>
2628 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2629 for size, reduce amount of inlining.
2631 2009-07-03 Richard Guenther <rguenther@suse.de>
2634 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2635 if t +- x is known to not overflow and the conversion widens the
2637 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2639 2009-07-03 Jan Hubicka <jh@suse.cz>
2641 * ipa-pure-const.c (analyze): Update loop optimizer init.
2642 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2643 try_remove_empty_loop, remove_empty_loops): Remove.
2644 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2645 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2646 to mark regular loops as neccesary.
2647 (degenerate_phi_p): New function.
2648 (propagate_necessity, remove_dead_phis): Use it.
2649 (forward_edge_to_pdom): Likewise.
2650 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2651 virtual PHI nodes that became unreachable.
2652 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2653 * tree-flow.h (remove_empty_loops): Remove.
2654 * passes.c (init_optimization_passes): Remove.
2656 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2658 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2659 can_create_pseudo_p.
2660 (*fix_trunc<mode>_i387_1): Ditto.
2661 (*floathi<mode>2_1): Ditto.
2662 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2663 (*fistdi2_1): Ditto.
2664 (*fist<mode>2_1): Ditto.
2665 (frndintxf2_floor): Ditto.
2666 (*fist<mode>2_floor_1): Ditto.
2667 (frndintxf2_ceil): Ditto.
2668 (*fist<mode>2_ceil_1): Ditto.
2669 (frndintxf2_trunc): Ditto.
2670 (frndintxf2_mask_pm): Ditto.
2671 (fxam<mode>2_i387_with_temp): Ditto.
2672 * config/i386/sse.md (mulv16qi3): Ditto.
2673 (*sse2_mulv4si3): Ditto.
2675 (sse4_2_pcmpestr): Ditto.
2676 (sse4_2_pcmpistr): Ditto.
2678 2009-07-03 Jan Hubicka <jh@suse.cz>
2680 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2681 (mark_stmt_necessary): Set it.
2682 (mark_operand_necessary): Set it.
2683 (mark_control_dependent_edges_necessary): Set it.
2684 (mark_virtual_phi_result_for_renaming): New function.
2685 (get_live_post_dom): New function.
2686 (forward_edge_to_pdom): New function.
2687 (remove_dead_stmt): Fix handling of control dependences.
2688 (tree_dce_init): Init new bitmap.
2689 (tree_dce_done): Free it.
2691 2009-07-02 Richard Guenther <rguenther@suse.de>
2694 * tree-ssa-structalias.c (new_var_info): Initialize
2697 2009-07-02 Jan Hubicka <jh@suse.cz>
2699 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2702 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2704 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2705 instead of recomputing it. Adjust calls.
2706 (emit_store_flag): Adjust recursive calls.
2708 2009-07-02 Richard Guenther <rguenther@suse.de>
2710 * tree-ssa-live.c (remove_unused_locals): Do not remove
2712 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2713 of DECL_EXTERNAL for HEAP variables.
2714 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2715 HEAP variables. Do not adjust RESTRICT vars.
2716 (find_what_var_points_to): Nobody cares if something
2719 2009-07-02 Ben Elliston <bje@au.ibm.com>
2721 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2722 pc_low and pc_high declarations to the top of the function.
2724 2009-07-01 DJ Delorie <dj@redhat.com>
2726 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2728 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2729 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2730 unspecified accesses to control registers.
2731 * config/mep/intrinsics.md: Regenerate.
2732 * config/mep/intrinsics.h: Regenerate.
2733 * config/mep/mep-intrin.h: Regenerate.
2735 2009-07-01 Anthony Green <green@moxielogic.com>
2737 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2738 instruction when possible.
2739 (moxie_expand_prologue): Ditto. Also, save an instruction and
2740 some complexity by popping off of $r12 instead of $sp.
2741 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2744 2009-07-01 Richard Henderson <rth@redhat.com>
2747 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2748 contained no insns, reposition note before last insn.
2750 2009-07-01 Richard Henderson <rth@redhat.com>
2753 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2754 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2756 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2759 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2760 darwin9 for printing reg addresses with %y.
2762 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2764 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2765 truncation from operands in binary operations.
2767 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2770 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2771 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2772 subreg of op0 to the original op0.
2774 * expmed.c (store_bit_field_1): Use a temporary as the destination
2775 instead of a paradoxical subreg when we need to truncate the result.
2777 2009-07-01 DJ Delorie <dj@redhat.com>
2779 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2780 names to VLIW variants.
2781 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2782 * config/mep/intrinsics.md: Regenerate.
2783 * config/mep/intrinsics.h: Regenerate.
2784 * config/mep/mep-intrin.h: Regenerate.
2786 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2789 * jump.c (returnjump_p): Revert last patch.
2790 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2792 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2795 * pa.md (casesi32p): Use jump table label to determine the offset
2797 (casesi64p): Likewise.
2799 * pa.c (forward_branch_p): Return bool type. Use instruction
2800 addresses when available. Assert that INSN has a jump label.
2801 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2804 2009-07-01 Richard Guenther <rguenther@suse.de>
2806 PR tree-optimization/19831
2807 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2808 that only act as barriers do not make any previous stores necessary.
2809 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2810 HEAP variables global, do not add a constraint from nonlocal.
2811 (find_func_aliases): Handle escapes through return statements.
2812 (compute_points_to_sets): Make escaped HEAP variables global.
2814 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2817 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2818 after reducing a DImode cstore to SImode.
2820 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2822 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2823 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2825 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2827 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2828 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2830 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2831 and umod_optab if TARGET_BSD_DIVMOD.
2832 * config/vax/lib1funcs.asm: New file.
2833 * config/vax/t-linux: New file.
2834 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2836 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2839 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2840 to type arguments that have void type.
2843 * dwarf2out.c (gen_formal_parameter_die): Call
2844 equate_decl_number_to_die if node is different from origin.
2846 2009-06-30 Anthony Green <green@moxielogic.com>
2848 Clean up moxie port for --enable-build-with-cxx.
2849 * config/moxie/moxie.c (moxie_function_value): First two
2850 parameters are const_tree, not tree.
2851 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2852 (REG_CLASS_NAMES): Ditto.
2853 (REGNO_REG_CLASS): Ditto.
2854 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2855 (moxie_function_value): Fix constyness of arguments.
2857 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2859 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2860 finalize_size_functions before further processing.
2861 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2862 (variable_size): Call self_referential_size on size expressions
2863 that contain a PLACEHOLDER_EXPR.
2864 (size_functions): New static variable.
2865 (copy_self_referential_tree_r): New static function.
2866 (self_referential_size): Likewise.
2867 (finalize_size_functions): New global function.
2868 * tree.c: Include tree-inline.h.
2869 (push_without_duplicates): New static function.
2870 (find_placeholder_in_expr): New global function.
2871 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2873 <tcc_expression>: Likewise.
2874 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2875 the call in the expression.
2876 * tree.h (finalize_size_functions): Declare.
2877 (find_placeholder_in_expr): Likewise.
2878 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2879 (substitute_placeholder_in_expr): Update comment.
2880 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2882 (copy_tree_body_r): Likewise.
2883 (copy_tree_body): New static function.
2884 (maybe_inline_call_in_expr): New global function.
2885 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2886 (maybe_inline_call_in_expr): Declare.
2887 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2888 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2891 2009-06-30 Richard Guenther <rguenther@suse.de>
2893 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2895 (propagate_necessity): Do not mark reaching defs of stores
2898 2009-06-30 Jan Hubicka <jh@suse.cz>
2900 * cfgloopanal.c (check_irred): Move into ...
2901 (mark_irreducible_loops): ... here; return true if ireducible
2903 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2904 (analyze_function): Try to prove loop finiteness.
2905 * cfgloop.h (mark_irreducible_loops): Update prototype.
2906 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2908 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2910 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2912 2009-06-30 Ira Rosen <irar@il.ibm.com>
2914 PR tree-optimization/40542
2915 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2918 2009-06-30 Martin Jambor <mjambor@suse.cz>
2920 PR tree-optimization/40582
2921 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2922 than useless_type_conversion_p.
2923 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2926 2009-06-30 Martin Jambor <mjambor@suse.cz>
2929 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2931 2009-06-30 Richard Guenther <rguenther@suse.de>
2933 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2934 use ao_ref references.
2935 (walk_aliased_vdefs): Likewise.
2936 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2937 * tree-ssa-dce.c (struct ref_data): Remove.
2938 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2939 (mark_aliased_reaching_defs_necessary): Adjust.
2940 (mark_all_reaching_defs_necessary_1): Likewise.
2942 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2945 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2946 (emit_store_flag_1): Extract from emit_store_flag, adjust
2947 calls to (what now is) emit_cstore.
2948 (emit_store_flag): Call emit_store_flag_1 and also use it
2949 for what used to be recursive calls.
2951 2009-06-30 Wei Guozhi <carrot@google.com>
2954 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2955 if the target bb post dominates from bb.
2956 * config/i386/i386.c (memory_address_length): Check existence of base
2957 register before using it.
2959 2009-06-30 Nick Clifton <nickc@redhat.com>
2960 DJ Delorie <dj@redhat.com>
2962 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2963 __FMOVD_ENABLED__ is defined.
2965 (TARGET_FMOVD): Provide a default definition.
2966 (MASK_FMOVD): Likewise.
2967 (TARGET_CPU_CPP_BUILTINS): Define
2968 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2969 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2970 two fmov instructions depending upon whether TARGET_FMOVD is
2972 (split for DF load from memory into register): Also handle
2973 MEMs which consist of REG+DISP addressing.
2974 (split for DF store from register to memory): Likewise.
2975 * config/sh/sh.opt (mfmovd): Remove this switch.
2976 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2977 * config/sh/sh.c (sh_override_options): Do not automatically
2978 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2979 that to the -mfmovd command line switch.
2981 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2983 (fldi_ok): Always allow.
2984 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2986 2009-06-29 DJ Delorie <dj@redhat.com>
2988 * doc/install.texi (mep-x-elf): Correct chip's full name.
2990 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2992 * doc/extend.texi: Fix typo.
2994 2009-06-29 Tom Tromey <tromey@redhat.com>
2997 * Makefile.in (DWARF2_H): New variable.
2999 (dwarf2out.o): Likewise.
3000 (dwarf2asm.o): Likewise.
3001 * config/i386/t-i386: Use DWARF2_H.
3002 * except.c: Include elf/dwarf2.h.
3003 * unwind-dw2.c: Include elf/dwarf2.h.
3004 * dwarf2out.c: Include elf/dwarf2.h.
3005 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3006 <dtprel>: New field.
3007 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3008 (size_of_loc_descr): Likewise.
3009 (output_loc_operands_raw): Likewise.
3010 (output_loc_operands): Handle new dtprel field.
3011 (loc_checksum): Update.
3012 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3013 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3014 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3015 * dwarf2asm.c: Include elf/dwarf2.h.
3016 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3017 * config/mmix/mmix.c: Include elf/dwarf2.h.
3018 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3019 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3020 * config/sh/sh.c: Include elf/dwarf2.h.
3021 * config/i386/i386.c: Include elf/dwarf2.h.
3023 2009-06-29 DJ Delorie <dj@redhat.com>
3025 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3027 * doc/extend.texi: Add MeP attributes and pragmas.
3028 * doc/invoke.text: Add MeP Options.
3029 * doc/contrib.texi: Add MeP contribution.
3030 * doc/md.texi: Add MeP constraints.
3031 * doc/install.texi: Add MeP target.
3033 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3035 * target.h (struct gcc_target): Add frame_pointer_required field.
3036 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3037 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3038 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3040 * reload1.c (update_eliminables): (Ditto.).
3041 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3042 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3043 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3045 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3047 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3048 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3049 (arm_frame_pointer_required): New function.
3051 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3052 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3053 (avr_frame_pointer_required_p): Declare as static.
3054 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3056 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3057 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3058 (bfin_frame_pointer_required): Make as static, change return type
3060 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3062 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3063 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3064 (cris_frame_pointer_required): New function.
3066 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3068 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3069 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3070 (fr30_frame_pointer_required): New function.
3072 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3073 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3074 (frv_frame_pointer_required): Make as static, change return type
3076 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3078 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3079 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3080 (ix86_frame_pointer_required): Make as static, change return type to
3082 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3084 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3085 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3087 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3089 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3091 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3093 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3094 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3095 (mips_frame_pointer_required): Make as static.
3096 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3098 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3099 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3100 (mmix_frame_pointer_required): Mew function.
3102 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3103 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3105 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3107 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3109 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3111 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3112 (CAN_ELIMINATE): Redefine.
3113 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3114 (sparc_frame_pointer_required): New function.
3115 (sparc_can_eliminate): New function.
3116 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3118 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3119 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3121 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3122 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3123 (xtensa_frame_pointer_required): Make as static, change return type
3125 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3128 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3130 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3131 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3132 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3133 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3134 (register_callback): Handle PLUGIN_START_UNIT.
3135 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3137 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3139 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3141 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3142 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3144 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3146 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3149 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3151 * doc/extend.texi (Additional Floating Types): __float128 is also
3152 supported on i386 targets.
3154 2009-06-29 Richard Guenther <rguenther@suse.de>
3157 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3159 (pt_solutions_same_restrict_base): Declare.
3160 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3162 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3163 (make_constraint_from, make_copy_constraint): Move earlier.
3164 (make_constraint_from_heapvar): New function.
3165 (make_constraint_from_restrict): Likewise.
3166 (handle_lhs_call): Use it.
3167 (find_func_aliases): Use it to track conversions to restrict
3169 (struct fieldoff): Add only_restrict_pointers flag.
3170 (push_fields_onto_fieldstack): Initialize it.
3171 (create_variable_info_for): Track global restrict qualified pointers.
3172 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3173 Track restrict qualified pointer arguments.
3174 (set_uids_in_ptset): Use varinfo is_global_var flag.
3175 (find_what_var_points_to): Set the vars_contains_restrict flag.
3176 Always create the points-to solution for sets including restrict tags.
3177 (pt_solutions_same_restrict_base): New function.
3178 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3179 qualified pointers use pt_solutions_same_restrict_base as
3180 additional source for disambiguation.
3182 2009-06-29 Richard Guenther <rguenther@suse.de>
3185 * alias.c (find_base_decl): Remove.
3186 (get_deref_alias_set_1): Remove restrict handling.
3187 * c-common.c (c_apply_type_quals_to_decl): Do not set
3188 DECL_POINTER_ALIAS_SET.
3189 * gimplify.c (find_single_pointer_decl_1): Remove.
3190 (find_single_pointer_decl): Likewise.
3191 (internal_get_tmp_var): Remove restrict handling.
3192 (gimple_regimplify_operands): Likewise.
3193 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3194 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3195 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3196 * tree.c (restrict_base_for_decl): Remove.
3197 (init_ttree): Do not allocate it.
3198 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3199 LABEL_DECL_UID for label decls.
3200 (copy_node_stat): Do not copy restrict information.
3201 (decl_restrict_base_lookup): Remove.
3202 (decl_restrict_base_insert): Likewise.
3203 (print_restrict_base_statistics): Likewise.
3204 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3205 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3206 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3207 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3208 (LABEL_DECL_UID): Adjust.
3209 (DECL_BASED_ON_RESTRICT_P): Remove.
3210 (DECL_GET_RESTRICT_BASE): Likewise.
3211 (SET_DECL_RESTRICT_BASE): Likewise.
3212 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3214 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3215 instead of DECL_POINTER_ALIAS_SET.
3216 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3217 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3218 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3220 2009-06-29 Richard Guenther <rguenther@suse.de>
3222 PR tree-optimization/40579
3223 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3224 the IL to simplify has constants that overflowed.
3226 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3228 PR tree-optimization/40550
3229 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3230 vector_compute_type only when the size of vector_compute_type is
3231 less than the size of type.
3233 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3235 * fold-const.c (contains_label_1): Fix comments.
3236 (contains_label_p): Do not walk trees multiple time.
3238 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3240 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3241 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3242 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3243 ix86_fp_comparison_operator.
3244 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3245 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3246 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3247 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3248 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3249 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3250 (related splits): Change predicate to ix86_fp_comparison_operator.
3251 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3252 instead of ix86_fp_comparison_codes.
3253 (ix86_trivial_fp_comparison_operator,
3254 ix86_fp_comparison_operator): New.
3255 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3256 (ix86_expand_compare): Eliminate last two parameters.
3257 (ix86_fp_jump_nontrivial_p): Kill.
3258 * config/i386/i386.c (put_condition_code): Eliminate call to
3259 ix86_fp_comparison_codes and subsequent assertion.
3260 (ix86_fp_comparison_codes): Eliminate.
3261 (ix86_fp_swap_condition): New.
3262 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3263 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3264 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3265 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3266 and ix86_fp_swap_condition.
3267 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3268 Use ix86_fp_comparison_strategy.
3269 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3270 (ix86_fp_jump_nontrivial_p): Eliminate.
3271 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3272 call to ix86_expand_compare.
3273 (ix86_split_fp_branch, ix86_expand_setcc,
3274 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3275 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3277 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3279 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3280 related to jump_clobbers.
3281 * config/arm/arm.md (conds): Remove jump_clob case.
3282 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3283 splits): Change comparison_operator to arm_comparison_operator.
3284 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3287 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3289 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3290 condition for floating point modes.
3291 * expmed.c (emit_store_flag_1): Move here a bigger part
3293 (emit_store_flag): Try swapping the condition for floating point
3295 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3297 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3299 * expr.c (expand_expr_real_1): Just use do_store_flag.
3300 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3301 emit_store_flag_force.
3302 * expmed.c (emit_store_flag_force): Copy here trick
3303 previously in expand_expr_real_1. Try reversing the comparison.
3304 (emit_store_flag_1): Work if target is NULL.
3305 (emit_store_flag): Work if target is NULL, using the result mode
3306 from the comparison. Use split_comparison, restructure final part
3307 to simplify conditionals.
3309 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3311 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3312 * dojump.c (do_jump): Change handling of floating-point
3313 ops to use just do_compare_and_jump.
3314 (split_comparison): New.
3315 (do_compare_rtx_and_jump): Add here logic coming previously
3316 in do_jump, using split_comparison.
3318 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3321 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3323 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3325 * tree-ssa-alias.c: Fix unintentional commit.
3327 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3329 * passes.c (execute_one_pass): Fix unintentional commit.
3331 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3333 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3334 (df_rd_local_compute, df_md_local_compute): Inline them.
3336 (df_md_scratch): New.
3337 (df_md_alloc, df_md_free): Allocate/free it.
3338 (df_md_local_compute): Only include live registers in init.
3339 (df_md_transfer_function): Prune the in-set computed by
3340 the confluence function, and the gen-set too.
3342 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3344 PR rtl-optimization/26854
3345 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3346 * df-problems.c (df_rd_add_problem): Fix comment.
3347 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3348 df_md_simulate_artificial_defs_at_top,
3349 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3350 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3351 df_md_transfer_function, df_md_init, df_md_confluence_0,
3352 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3353 problem_MD, df_md_add_problem): New.
3354 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3355 df_md_get_bb_info): New.
3356 (DF_LAST_PROBLEM_PLUS1): Adjust.
3358 * Makefile.in (fwprop.o): Include domwalk.h.
3359 * fwprop.c: Include domwalk.h.
3360 (reg_defs, reg_defs_stack): New.
3361 (bitmap_only_bit_between): Remove.
3362 (process_defs): New.
3363 (process_uses): Use reg_defs and local_md instead of
3364 bitmap_only_bit_between and local_rd.
3365 (single_def_use_enter_block): New, from build_single_def_use_links.
3366 (single_def_use_leave_block): New.
3367 (build_single_def_use_links): Remove code moved to
3368 single_def_use_enter_block, invoke domwalk.
3369 (use_killed_between): Adjust comment.
3371 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3373 * bitmap.h (bitmap_ior_and_into): New.
3374 * bitmap.c (bitmap_ior_and_into): New.
3376 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3378 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3379 before_dom_children_before_stmts and after_dom_children_after_stmts.
3380 Rename the two remaining callbacks to just before_dom_children and
3381 after_dom_children. Remove other GIMPLE statement walking bits.
3382 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3383 * graphite.c: Do not include domwalk.h.
3384 * tree-into-ssa.c (interesting_blocks): New global.
3385 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3386 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3387 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3388 now that they're not domwalk callbacks.
3389 (rewrite_initialize_block): Rename to...
3390 (rewrite_enter_block): ... this, place after called functions. Test
3391 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3392 (rewrite_finalize_block): Rename to...
3393 (rewrite_leave_block): ... this, place after called functions.
3394 (rewrite_update_init_block): Rename to...
3395 (rewrite_update_enter_block): ... this, place after called functions.
3396 Test interesting_blocks, call rewrite_update_stmt and
3397 rewrite_update_phi_arguments.
3398 (rewrite_update_fini_block): Rename to...
3399 (rewrite_leave_block): ... this, place after called functions.
3400 (rewrite_blocks): Remove last argument, simplify initialization of
3402 (mark_def_sites_initialize_block): Rename to...
3403 (mark_def_sites_block): ... this, call mark_def_sites.
3404 (mark_def_sites_blocks): Remove argument, simplify initialization of
3406 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3407 (update_ssa): Likewise.
3408 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3410 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3411 (dom_opt_initialize_block): Rename to...
3412 (dom_opt_enter_block): ... this, place after called functions. Walk
3413 statements here, inline propagate_to_outgoing_edges.
3414 (dom_opt_finalize_block): Rename to...
3415 (dom_opt_leave_block): ... this, place after called functions.
3416 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3418 (dse_enter_block, dse_record_phi): New.
3419 (dse_record_phis): Delete.
3420 (dse_finalize_block): Rename to...
3421 (dse_leave_block): ... this.
3422 (tree_ssa_dse): Simplify initialization of walk_data.
3423 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3424 Adjust initialization of walk_data.
3425 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3426 * tree-ssa-loop-phiopt.c (get_non_trapping):
3427 Adjust initialization of walk_data.
3428 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3429 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3430 it's not a domwalk callback.
3431 (uncprop_initialize_block): Rename to...
3432 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3433 (dse_finalize_block): Rename to...
3434 (dse_leave_block): ... this.
3435 (tree_ssa_uncprop): Simplify initialization of walk_data.
3436 * Makefile.in: Adjust dependencies.
3438 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3440 * arm.md (casesi): Fix test for Thumb1.
3441 (thumb1_casesi_internal_pic): Likewise.
3442 (thumb1_casesi_dispatch): Likewise.
3444 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3446 * config/arm/arm-cores.def: Added core cortex-m0.
3447 * config/arm/arm-tune.md: Regenerated.
3448 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3450 2009-06-26 DJ Delorie <dj@redhat.com>
3452 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3454 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3455 the scheduler doesn't tag jump insns.
3457 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3459 * c-decl.c (merge_decls): Re-indent.
3461 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3464 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3465 Special-case decimal float constants.
3467 2009-06-26 Richard Henderson <rth@redhat.com>
3469 * function.h (struct function): Add cannot_be_copied_reason,
3470 and cannot_be_copied_set.
3471 * tree-inline.c (has_label_address_in_static_1): Rename from
3472 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3473 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3474 don't set inline_forbidden_reason.
3475 (copy_forbidden): New function, split out of inline_forbidden_p.
3476 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3477 (inline_forbidden_p): Use copy_forbidden.
3478 (tree_versionable_function_p): Likewise.
3479 (inlinable_function_p): Merge into tree_inlinable_function_p.
3480 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3481 * ipa-cp.c (ipcp_versionable_function_p): New function.
3482 (ipcp_cloning_candidate_p): Use it.
3483 (ipcp_node_modifiable_p): Likewise.
3485 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3487 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3488 that is marked not to be inlined. Remove flag_mudflap use.
3489 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3490 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3492 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3495 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3496 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3498 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3500 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3502 (__mingwthr_remove_key_dtor): Likewise.
3504 2009-06-26 Richard Guenther <rguenther@suse.de>
3506 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3508 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3511 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3512 try the non-cond_exec path also.
3514 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3517 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3518 (output_cbranch): Use new functions.
3519 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3522 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3523 Pat Haugen <pthaugen@us.ibm.com>
3524 Revital Eres <ERES@il.ibm.com>
3526 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3527 for %c error. Add %x support to print VSX registers as a unified
3528 register set, instead of separate float and altivec registers.
3529 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3530 %y case, and add support for VSX pre-modify addresses.
3531 (output_toc): Add assert for CONST containing an integer constant
3533 (rs6000_adjust_cost): Add POWER7 support.
3534 (insn_must_be_first_in_group): Ditto.
3535 (insn_must_be_last_in_group): Ditto.
3536 (rs6000_emit_popcount): Ditto.
3537 (rs6000_vector_mode_supported_p): Ditto.
3539 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3540 Change some of the functions called by macros to being called
3541 through a pointer, so debug functions can be inserted if
3542 -mdebug=addr or -mdebug=cost.
3543 (rs6000_preferred_reload_class_ptr): Ditto.
3544 (rs6000_secondary_reload_class_ptr): Ditto.
3545 (rs6000_secondary_memory_needed_ptr): Ditto.
3546 (rs6000_cannot_change_mode_class_ptr): Ditto.
3547 (rs6000_secondary_reload_inner): Ditto.
3548 (rs6000_legitimize_reload_address): Ditto.
3549 (rs6000_legitimize_reload_address_ptr): Ditto.
3550 (rs6000_mode_dependent_address): Ditto.
3551 (rs6000_mode_dependent_address_ptr): Ditto.
3553 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3554 function to return true if the mode allows reg + integer
3556 (virtual_stack_registers_memory_p): New function to return true if
3557 the address refers to a virtual stack register.
3558 (rs6000_legitimate_offset_address_p): Move code to say whether a
3559 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3561 (rs6000_legitimate_address_p): Add checks for modes that only can
3562 do reg+reg addressing. Start adding VSX support.
3563 (rs6000_legitimize_reload_address): Ditto.
3564 (rs6000_legitimize_address): Ditto.
3565 (rs6000_debug_legitimate_address_p): New debug functions for
3566 -mdebug=addr and -mdebug=cost.
3567 (rs6000_debug_rtx_costs): Ditto.
3568 (rs6000_debug_address_costs): Ditto.
3569 (rs6000_debug_adjust_cost): Ditto.
3570 (rs6000_debug_legitimize_address): Ditto.
3571 (rs6000_legitimize_reload_address_ptr): Point to call normal
3572 function or debug function. Make functions called via pointer
3574 (rs6000_mode_dependent_address_ptr): Ditto.
3575 (rs6000_secondary_reload_class_ptr): Ditto.
3576 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3577 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3578 into a friendlier error.
3579 (rs6000_init_builtins): Add initial VSX support.
3580 (rs6000_adjust_cost): Fix some spacing issues.
3582 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3583 (REG_CLASS_NAMES): Ditto.
3584 (REG_CLASS_CONTENTS): Ditto.
3585 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3586 pointer, to add -mdebug=addr support.
3587 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3588 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3589 -mdebug=addr support.
3590 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3591 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3592 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3594 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3596 (bswapsi*): Set attribute types for load/store. Add combiner
3597 patterns to eliminate zero extend on 64-bit.
3598 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3599 stdbrx if the hardware supports those instructions.
3601 2009-06-25 Ian Lance Taylor <iant@google.com>
3603 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3604 (Link Options): Document -static-libstdc++.
3606 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3609 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3610 DATA_ALIGNMENT instead.
3612 2009-06-25 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3615 indirect references against the callused/escaped solutions.
3616 (call_may_clobber_ref_p_1): Likewise.
3618 2009-06-25 Martin Jambor <mjambor@suse.cz>
3620 PR tree-optimization/40493
3621 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3622 (enum unscalarized_data_handling): New type.
3623 (handle_unscalarized_data_in_subtree): Return what has been done.
3624 (load_assign_lhs_subreplacements): Handle left flushes differently.
3625 (sra_modify_assign): Use unscalarized_data_handling, simplified
3626 condition determining whether to remove the statement.
3628 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3630 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3631 excerpt - @ should be doubled for texinfo.
3633 2009-06-24 Ian Lance Taylor <iant@google.com>
3635 * config/arc/arc.c: Include "df.h".
3636 (arc_attribute_table): Make static. Move higher in file.
3637 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3638 (output_shift): Initialize n later to avoid warning.
3639 * config/arm/arm.c (arm_attribute_table): Make static. Move
3641 * config/avr/avr.c (avr_attribute_table): Make static. Move
3643 (reg_class_tab): Change array type from int to enum reg_class.
3644 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3646 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3647 (lshrhi3_out): Likewise.
3648 (class_likely_spilled_p): Change return type to bool.
3649 (avr_rtx_costs): Use local code variable with enum type.
3650 * config/avr/avr.md (movmemhi): Use add_reg_note.
3651 (andhi3, andsi3): Don't use AS2 with "and".
3652 (iorhi3, iorsi3): Don't use AS2 with "or".
3653 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3654 * config/crx/crx.c: Include "df.h".
3655 (crx_attribute_table): Make static.
3656 * config/m32r/m32r.c: Include "df.h".
3657 (m32r_attribute_table): Make static. Move higher in file.
3658 (pop): Use add_reg_note.
3659 (block_move_call): Change 0 to LCT_NORMAL in function call.
3660 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3661 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3662 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3663 declare, not just when TREE_CODE is defined.
3664 * config/m68hc11/m68hc11.c: Include "expr.h".
3665 (m68hc11_attribute_table): Make static. Move higher in file.
3666 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3668 (m68hc11_register_indirect_p): Likewise.
3669 (m68hc11_function_arg_padding): Change return type to enum
3671 (emit_move_after_reload): Use add_reg_note.
3672 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3673 (m68hc11_split_logical): Likewise.
3674 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3676 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3677 to VOIDmode in function call.
3678 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3680 (m68hc11_split_logical): Update declaration.
3681 (m68hc11_function_arg_padding): Update declaration.
3682 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3683 to array of enum reg_class.
3684 (mcore_attribute_table): Make static. Move higher in file.
3685 (mcore_rtx_costs): Add cast to enum type.
3686 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3687 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3688 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3690 * config/sh/predicates.md (trapping_target_operand): Rename and to
3692 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3694 * config/spu/spu.c (spu_attribute_table): Make static. Move
3696 * config/v850/v850.c (v850_attribute_table): Make static. Move
3698 (v850_rtx_costs): Use local code with enum type.
3699 (expand_epilogue): Add cast.
3700 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3702 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3705 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3706 -m2a-single-only and -m2a-nofpu.
3707 * config/sh/sh.opt: Document m2a generates FPU code.
3709 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3711 * defaults.h (CAN_ELIMINATE): Provide default.
3712 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3713 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3714 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3715 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3716 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3717 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3718 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3719 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3720 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3721 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3723 2009-06-24 DJ Delorie <dj@redhat.com>
3725 * mep-ext-cop.cpu: Fix copyright notice.
3726 * mep-default: Fix copyright notice.
3727 * mep-core: Fix copyright notice.
3728 * mep: Fix copyright notice.
3729 * mep-ivc2: Fix copyright notice.
3730 * mep-c5: Fix copyright notice.
3732 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3734 * doc/contrib.texi (Contributors):
3736 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3739 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3740 src and dst operands if necessary.
3742 2009-06-23 DJ Delorie <dj@redhat.com>
3745 * config.gcc: Add mep support.
3746 * recog.c: Resurrect validate_replace_rtx_subexp().
3747 * recog.h: Likewise.
3748 * config/mep/: Add new port:
3749 * config/mep/constraints.md: New file.
3750 * config/mep/default.h: New file.
3751 * config/mep/intrinsics.h: New file.
3752 * config/mep/intrinsics.md: New file.
3753 * config/mep/ivc2-template.h: New file.
3754 * config/mep/mep-c5.cpu: New file.
3755 * config/mep/mep-core.cpu: New file.
3756 * config/mep/mep-default.cpu: New file.
3757 * config/mep/mep-ext-cop.cpu: New file.
3758 * config/mep/mep-intrin.h: New file.
3759 * config/mep/mep-ivc2.cpu: New file.
3760 * config/mep/mep-lib1.asm: New file.
3761 * config/mep/mep-lib2.c: New file.
3762 * config/mep/mep-pragma.c: New file.
3763 * config/mep/mep-protos.h: New file.
3764 * config/mep/mep-tramp.c: New file.
3765 * config/mep/mep.c: New file.
3766 * config/mep/mep.cpu: New file.
3767 * config/mep/mep.h: New file.
3768 * config/mep/mep.md: New file.
3769 * config/mep/mep.opt: New file.
3770 * config/mep/predicates.md: New file.
3771 * config/mep/t-mep: New file.
3773 2009-06-23 Ian Lance Taylor <iant@google.com>
3775 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3776 from loose_warn into c_loose_warn and from strict_warn into
3777 c_strict_warn. Set and substitute warn_cxxflags. Check for
3778 --enable-build-with-cxx. Set and substitute
3779 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3780 * Makefile.in (CXXFLAGS): New variable.
3781 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3782 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3783 the default is the same as $(STRICT_WARN).
3784 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3785 (CXX): New variable.
3786 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3787 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3788 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3789 (HOST_LIBS): New variable.
3790 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3791 (ALL_CXXFLAGS): New variable.
3792 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3793 * doc/install.texi (Configuration): Document
3794 --enable-build-with-cxx, --with-stage1-ldflags,
3795 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3796 * configure: Rebuild.
3798 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3800 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3801 from previous commit.
3803 2009-06-23 Ian Lance Taylor <iant@google.com>
3805 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3807 2009-06-23 Ian Lance Taylor <iant@google.com>
3809 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3810 with ATTRIBUTE_UNUSED.
3812 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3813 Pat Haugen <pthaugen@us.ibm.com>
3814 Revital Eres <eres@il.ibm.com>
3816 * config.in (HAVE_AS_POPCNTD): Add default definition.
3817 (HAVE_AS_LWSYNC): Ditto.
3819 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3821 (gcc_cv_as_powerpc_cmpb): Ditto.
3822 (gcc_cv_as_powerpc_dfp): Ditto.
3823 (gcc_cv_as_powerpc_vsx): Ditto.
3824 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3825 supporting the popcntd/lwsync instructions.
3826 (gcc_cv_as_powerpc_lwsync): Ditto.
3827 * configure: Regenerate.
3829 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3830 -mcpu=native and -mcpu=power7.
3831 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3833 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3834 a variable instead of a mask to reduce the number of mask bits.
3835 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3836 (-mbit-word): Ditto.
3837 (-mregnames): Ditto.
3838 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3839 (-mfused-madd): Ditto.
3841 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3843 (-mvsx): New switch for VSX instructions.
3844 (-misel): Move from a variable to a mask to allow it to be set by
3847 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3848 function declaration to an array declaration.
3849 (rs6000_hard_regno_nregs): New external array declaration.
3851 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3852 files included by rs6000.md.
3854 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3855 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3857 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3859 (rs6000_debug_reg): New -mdebug= variables.
3860 (rs6000_debug_addr): Ditto.
3861 (rs6000_debug_cost): Ditto.
3862 (rs6000_pmode): New variable to hold Pmode.
3863 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3864 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3865 calculated at compiler start.
3866 (rs6000_hard_regno_nregs): Change function to an array which holds
3867 HARD_REGNO_NREGS calculated at compiler start.
3868 (rs6000_explicit_options): Delete isel field.
3869 (rs6000_vector_unit): New array to hold which vector unit
3870 supports arithmetic options for a given type.
3871 (rs6000_vector_mem): New array to hold which vector unit supports
3872 memory reference operations for a given type.
3873 (rs6000_vector_align): New array to given the alignment of each
3875 (power7_cost): New basic costs for power7.
3876 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3877 (rs6000_hard_regno_nregs_internal): New function, moved from
3878 HARD_REGNO_NREGS, to calculate the number of registers each hard
3879 register takes for each type.
3880 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3881 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3882 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3883 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3884 unit information here so it is calculated once at compiler startup
3886 (rs6000_override_options): Make -misel a target mask. Add more
3887 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3888 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3890 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3891 (rs6000_handle_option): Move -misel from variable to target mask.
3892 (rs6000_builtin_mask_for_load): Add VSX support.
3893 (rs6000_conditional_register_usage): Ditto.
3894 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3895 (function_arg_boundary): Ditto.
3896 (rs6000_expand_builtin): Ditto.
3897 (def_builtin): Make abort message a little friendlier.
3898 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3900 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3901 assembler support the popcntd instruction instead of a vsx
3902 instruction to enable power7 support.
3903 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3904 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3905 option to the assembler if -mcpu=native.
3906 (ASM_CPU_NATIVE_SPEC): Ditto.
3907 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3909 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3910 the lwsync instruction.
3911 (enum processor_type): Add PROCESSOR_POWER7.
3912 (rs6000_debug_reg): New -mdebug= options.
3913 (rs6000_debug_addr): Ditto.
3914 (rs6000_debug_cost): Ditto.
3915 (rs6000_isel): Delete.
3916 (enum rs6000_vector): New enum to say what vector unit we have.
3917 (VECTOR_UNIT_*): New macros to say which vector unit has
3918 arithmetic operations for a given type.
3919 (VECTOR_MEM_*): New macros to say which vector unit has memory
3920 operations for a given type.
3921 (TARGET_LDBRX): Whether the machine supports the ldbrx
3923 (TARGET_ISEL): Delete, -misel moved to be a mask.
3924 (TARGET_ISEL64): New macro for 64-bit isel support.
3925 (UNITS_PER_VSX_WORD): New macro.
3926 (POINTER_SIZE): Move to be an external variable, rather than
3927 calculating whether we are generating 32 ot 64-bit code.
3929 (STACK_BOUNDARY): Add VSX support.
3930 (LOCAL_ALIGNMENT): Ditto.
3931 (SLOW_UNALIGNED_ACCESS): Ditto.
3932 (VSX_REGNO_P): New macro for VSX support.
3933 (VFLOAT_REGNO_P): Ditto.
3934 (VINT_REGNO_P): Ditto.
3935 (VLOGICAL_REGNO_P): Ditto.
3936 (VSX_VECTOR_MODE): Ditto.
3937 (VSX_SCALAR_MODE): Ditto.
3939 (VSX_MOVE_MODE): Ditto.
3940 (VSX_REG_CLASS_P): Ditto.
3941 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3943 (UNITS_PER_SIMD_WORD): Add VSX support.
3944 (MODES_TIEABLE_P): Ditto.
3945 (STARTING_FRAME_OFFSET): Ditto.
3946 (STACK_DYNAMIC_OFFSET): Ditto.
3947 (EPILOGUE_USES): Ditto.
3948 (REGNO_REG_CLASS): Move to array lookup.
3949 (CLASS_MAX_NREGS): Ditto.
3950 (rs6000_vector_reg_class): Add declaration.
3951 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3952 overlap with the floating point and Altivec registers.
3954 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3956 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3957 give the appropriate asm switches if -mcpu=native.
3958 (host_detect_local_cpu): Add support for "asm".
3959 (host_detect_local_cpu): Follow GNU code guidelines for name.
3961 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3962 -mbit-word to a variable instead of being a target mask.
3964 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3965 emit the lwsync instruction instead of emitting the instruction as
3966 an integer constant.
3968 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3969 fixuns_trundfsi2, move expander into rs6000.md.
3971 * config/rs6000/rs6000.md (cpu): Add power7.
3972 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3973 (logical predicate patterns): Change the single instruction
3974 primitives that set CR0 to be fast_compare instead of compare.
3976 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3977 (popcntddi2): Ditto.
3978 (popcount<mode>): Ditto.
3979 (floating multiply/add insns): Name the floating point
3981 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3982 (isel_unsigned_<mode>): Ditto.
3983 (fixuns_trundfsi2): Move expander here from spe.md.
3984 (smindi3): Define if we have -misel on 64-bit systems.
3989 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3991 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3993 * config/avr/avr.c (avr_current_device): New variable.
3994 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3995 (avr_arch, mcu_type_s): Move to avr.h.
3996 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3997 default_data_section_start fields.
3998 (avr_arch): Moved from avr.c.
3999 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4000 library_name fields.
4001 (avr_current_device, avr_mcu_types, avr_arch_types,
4002 avr_device_to_arch, avr_device_to_data_start,
4003 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4004 (EXTRA_SPEC_FUNCTIONS): Define.
4005 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4006 options mapping. Use device_to_arch and device_to_data_start insted.
4007 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4008 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4009 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4010 * config/avr/driver-avr.c: New file.
4011 * config/avr/avr-devices.c: New file.
4013 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4015 * var-tracking.c (unshare_variable): Force initialized to
4016 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4017 (set_variable_part): Likewise.
4018 (struct variable_union_info): Remove pos_src field.
4019 (vui_vec, vui_allocated): New variables.
4020 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4021 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4022 == 1 use a simpler sorting algorithm. Compute pos field right
4023 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4024 Avoid quadratic comparison if !flag_var_tracking_uninit.
4025 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4026 unshare_variable unconditionally.
4027 (dataflow_set_different_2): Removed.
4028 (dataflow_set_different): Don't traverse second hash table.
4029 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4030 unconditionally to var_reg_set or var_mem_set.
4031 (emit_notes_in_bb): Likewise.
4032 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4034 (emit_note_insn_var_location): Don't set initialized to
4035 VAR_INIT_STATUS_INITIALIZED early.
4036 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4038 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4040 * tree-object-size.c (addr_object_size): Instead of checking
4041 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4042 are no FIELD_DECLs following it.
4044 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4046 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4047 order to match bswaps with signed source operands.
4049 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4051 * sdbout.c (sdbout_one_type): Fix braces in switch.
4053 2009-06-23 Richard Guenther <rguenther@suse.de>
4055 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4057 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4058 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4059 var_callused, callused_tree, var_storedanything, storedanything_tree,
4060 var_integer, integer_tree): Remove global variables.
4061 (new_var_info): Do not pass new id, append the new var to the
4062 global variable vector.
4063 (do_ds_constraint): Use is_global_var member of the variable-info.
4064 (new_scalar_tmp_constraint_exp): Adjust.
4065 (create_function_info_for): Likewise.
4066 (create_variable_info_for): Likewise.
4067 (find_what_var_points_to): Remove dead code.
4068 (init_base_vars): Simplify.
4069 (compute_points_to_sets): Adjust.
4071 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4073 * combine.c (try_combine): Dump information about the insns we're
4076 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4078 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4079 check when calling force_to_mode on TRUNCATE's operand.
4081 2009-06-22 Ian Lance Taylor <iant@google.com>
4083 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4085 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4087 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4089 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4091 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4092 override library linkage flags such as -static-libgcc or
4095 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4097 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4099 2009-06-22 Ian Lance Taylor <iant@google.com>
4101 * config/linux.opt: Put mglibc ahead of muclibc.
4103 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4104 for duplicate decls.
4106 2009-06-22 Matthias Klose <doko@ubuntu.com>
4108 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4110 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4113 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4114 instead of NULL if a parser error occurs.
4116 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4118 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4119 non-DWARF2_DEBUGGING_INFO version.
4121 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4123 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4124 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4126 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4127 (LIBGCC2_TF_CEXT): Define.
4130 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4133 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4135 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4137 * config/arm/arm.c (arm_override_options): Disable
4138 -mcaller-super-interworking and -mcallee-super-interworking.
4139 * doc/invoke.texi (ARM Options): Document this.
4141 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4143 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4144 * config/arm/constraints.md (j): New constraint for movw operands.
4145 (N): Remove thumb2 meaning.
4146 * config/arm/arm.md (*arm_movw): Delete.
4147 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4148 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4149 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4151 2009-06-22 Martin Jambor <mjambor@suse.cz>
4153 PR tree-optimization/40492
4154 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4155 build_ref_for_offset.
4157 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4159 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4160 JUMP_TABLE_DATA_P predicates where applicable.
4161 * auto-inc-dec.c: Ditto.
4162 * builtins.c: Ditto.
4163 * caller-save.c: Ditto.
4165 * cfgcleanup.c: Ditto.
4166 * cfglayout.c: Ditto.
4169 * combine-stack-adj.c: Ditto.
4175 * dwarf2asm.c: Ditto.
4176 * dwarf2out.c: Ditto.
4177 * emit-rtl.c: Ditto.
4183 * function.c: Ditto.
4186 * genpreds.c: Ditto.
4187 * genrecog.c: Ditto.
4189 * ira-costs.c: Ditto.
4190 * ira-lives.c: Ditto.
4193 * lower-subreg.c: Ditto.
4194 * modulo-sched.c: Ditto.
4196 * postreload.c: Ditto.
4197 * print-rtl.c: Ditto.
4206 * sched-vis.c: Ditto.
4208 * sel-sched-ir.c: Ditto.
4209 * simplify-rtx.c: Ditto.
4210 * targhooks.c: Ditto.
4211 * var-tracking.c: Ditto.
4212 * vmsdbgout.c: Ditto.
4214 2009-06-22 Matthias Klose <doko@ubuntu.com>
4216 * Makefile.in (install-plugin): Always use DESTDIR.
4218 2009-06-22 Olivier Hainque <hainque@adacore.com>
4220 * config/pa/pa.c (output_call): Don't optimize post call jumps
4221 into return address adjustments if the call may throw.
4223 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4225 * arm.c (thumb1_output_casesi): New function.
4226 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4227 optimizing for size or PIC.
4228 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4229 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4230 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4231 (thumb1_casesi_internal_pic): New expand rule.
4232 (thumb1_casesi_dispatch): New pattern.
4233 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4235 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4236 in the text seciton when PIC or optimizing for size.
4237 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4238 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4239 preservation properties of code.
4240 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4241 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4242 (__gnu_thumb1_case_si): New function.
4243 * t-arm (LIB1ASMSRC): Define here.
4244 (LIB1ASMFUNCS): Add some common functions.
4245 * t-arm-elf (LIB1ASMSRC): Delete.
4246 (LIB1ASMFUNCS): Append to existing set.
4247 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4248 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4249 * t-symbian (LIB1ASMFUNCS): Likewise.
4250 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4251 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4253 2009-06-21 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/38729
4256 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4257 to loops with a single exit if -fno-expensive-optimizations.
4259 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4261 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4262 (dataflow_set): Change vars type from htab_t to shared_hash.
4263 (shared_hash_pool, empty_shared_hash): New variables.
4264 (vars_clear): Removed.
4265 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4266 shared_hash_find_slot_unshare, shared_hash_find_slot,
4267 shared_hash_find_slot_noinsert, shared_hash_find): New
4269 (shared_hash_unshare, shared_hash_destroy): New functions.
4270 (unshare_variable): Unshare set->vars if shared, use
4272 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4273 (get_init_value, find_src_set_src, dump_dataflow_set,
4274 clobber_variable_part, emit_notes_for_differences): Use
4276 (dataflow_set_init): Remove second argument, set vars to
4277 empty_shared_hash instead of creating a new htab.
4278 (dataflow_set_clear): Call shared_hash_destroy and set vars
4279 to empty_shared_hash instead of calling vars_clear.
4280 (dataflow_set_copy): Don't call vars_copy, instead just share
4281 the src htab with dst.
4282 (variable_union): Use shared_hash_*, use initially NO_INSERT
4283 lookup if set->vars is shared. Don't keep slot cleared before
4284 calling unshare_variable. Unshare set->vars if needed.
4285 Even ->refcount == 1 vars must be unshared if set->vars is shared
4286 and var needs to be modified.
4287 (variable_canonicalize): New function.
4288 (dataflow_set_union): If dst->vars is empty, just share src->vars
4289 with dst->vars and traverse with variable_canonicalize to canonicalize
4290 and unshare what is needed.
4291 (dataflow_set_different): If old_set and new_set use the same shared
4292 htab, they aren't different. If number of htab elements is different,
4293 htabs are different. Use shared_hash_*.
4294 (dataflow_set_destroy): Call shared_hash_destroy instead of
4296 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4297 second argument to dataflow_set_init.
4298 (vt_initialize): Likewise. Initialize shared_hash_pool and
4299 empty_shared_hash, move bb in/out initialization afterwards.
4300 Use variable_htab_free instead of NULL as changed_variables del hook.
4301 (variable_was_changed): Change type of second argument to pointer to
4302 dataflow_set. When inserting var into changed_variables, bump
4303 refcount. Unshare set->vars if set is shared htab and slot needs to
4305 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4306 lookup if set->vars is shared. Unshare set->vars if needed.
4307 Even ->refcount == 1 vars must be unshared if set->vars is shared
4308 and var needs to be modified. Adjust variable_was_changed caller.
4309 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4310 vars must be unshared if set->vars is shared and var needs to be
4311 modified. Adjust variable_was_changed caller.
4312 (emit_note_insn_var_location): Don't pool_free var.
4313 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4315 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4316 free_alloc_pool on shared_hash_pool.
4318 2009-06-20 Anthony Green <green@moxielogic.com>
4320 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4321 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4323 2009-06-20 Richard Guenther <rguenther@suse.de>
4325 * tree-ssa-structalias.c (find_func_aliases): For memset use
4326 a constraint from NULL if we memset to zero.
4327 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4328 we explicitly handle that do not read from memory.
4329 (call_may_clobber_ref_p_1): Properly handle builtins that may
4332 2009-06-20 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/40495
4335 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4336 (new_scalar_tmp_constraint_exp): New function.
4337 (process_constraint): Do not create temporary decls.
4338 (process_all_all_constraints): Likewise.
4339 (handle_const_call): Likewise.
4340 (create_function_info_for): Do not set decl.
4342 2009-06-19 Ian Lance Taylor <iant@google.com>
4344 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4345 (rs6000_attribute_table): Make static; move before use.
4347 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4349 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4350 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4351 Propagate the TREE_READONLY flag without overwriting it.
4352 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4353 Propagate the TREE_READONLY flag onto the result.
4354 (process_call_operands): Move around. Use correct constant value.
4356 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4359 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4360 * config/arm/arm.md: Likewise.
4362 2009-06-19 Ian Lance Taylor <iant@google.com>
4364 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4365 to GIMPLE_ERROR_MARK.
4367 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4368 op2_original_type parameters. Warn about using different enum types.
4369 * c-parser.c (c_parser_conditional_expression): Pass original
4370 types to build_conditional_expr.
4371 * c-tree.h (build_conditional_expr): Update declaration.
4373 2009-06-19 Ian Lance Taylor <iant@google.com>
4375 * config/i386/i386.c (ix86_function_specific_save): Test that
4376 fields match values, rather than testing the values are in a
4379 2009-06-19 Richard Guenther <rguenther@suse.de>
4381 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4383 (ptr_derefs_may_alias_p): Likewise.
4384 (ptr_deref_may_alias_ref_p_1): New function.
4385 (ptr_deref_may_alias_ref_p): Likewise.
4386 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4387 covered by looking at the ESCAPED solution.
4388 (call_may_clobber_ref_p_1): Likewise.
4389 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4390 Handle NULL_TREE offset. Do not produce redundant constraints.
4391 (process_all_all_constraints): New helper function.
4392 (do_structure_copy): Use it.
4393 (handle_lhs_call): Likewise.
4394 (find_func_aliases): Handle some builtins with pointer arguments
4395 and/or return values explicitly.
4397 2009-06-19 Ian Lance Taylor <iant@google.com>
4399 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4401 2009-06-19 Ian Lance Taylor <iant@google.com>
4403 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4405 2009-06-19 Ian Lance Taylor <iant@google.com>
4407 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4408 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4411 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4412 uninitialized const.
4414 2009-06-19 Ian Lance Taylor <iant@google.com>
4416 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4419 * c-decl.c (in_struct, struct_types): Remove.
4420 (struct c_binding): Add in_struct field.
4421 (c_binding_ptr): Define type, along with VEC.
4422 (struct c_struct_parse_info): Define.
4423 (struct_parse_info): New static variable.
4424 (bind): Initialize in_struct field.
4425 (start_struct): Remove enclosing_in_struct and
4426 enclosing_struct_types parameters. Add
4427 enclosing_struct_parse_info parameter. Change all callers. Set
4428 struct_parse_info rather than in_struct and struct_types.
4429 (grokfield): If -Wc++-compat and there is a symbol binding for the
4430 field name, set the in_struct flag and push it on the
4431 struct_parse_info->fields vector.
4432 (warn_cxx_compat_finish_struct): New static function.
4433 (finish_struct): Remove enclosing_in_struct and
4434 enclosing_struct_types parameters. Add
4435 enclosing_struct_parse_info parameter. Change all callers. Don't
4436 set C_TYPE_DEFINED_IN_STRUCT here. Call
4437 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4438 parameter. Only push on struct_types if warn_cxx_compat.
4439 (finish_enum): Only push on struct_types if warn_cxx_compat.
4440 (declspecs_add_type): Add loc parameter. Change all callers.
4441 Change all error calls to error_at. Pass loc, not input_location,
4442 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4443 defined in a struct. If -Wc++-compat and parsing a struct, record
4444 that a typedef name was used.
4445 * c-parser.c (c_parser_declspecs): Get location to pass to
4447 (c_parser_struct_or_union_specifier): Update calls to start_struct
4449 * c-tree.h (struct c_struct_parse_info): Declare.
4450 (finish_struct, start_struct): Update declarations.
4451 (declspecs_add_type): Update declaration.
4453 2009-06-19 Ian Lance Taylor <iant@google.com>
4455 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4456 variable with an anonymous type.
4458 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4460 * see.c: Remove for real.
4462 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4464 * optabs.h (enum optab_index): Add new OTI_significand.
4465 (significand_optab): Define corresponding macro.
4466 * optabs.c (init_optabs): Initialize significand_optab.
4467 * genopinit.c (optabs): Implement significand_optab using
4468 significand?f2 patterns.
4469 * builtins.c (expand_builtin_mathfn): Handle
4470 BUILT_IN_SIGNIFICAND{,F,L}.
4471 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4472 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4474 * config/i386/i386.md (significandxf2, significand<mode>2): New
4475 expanders to implement significandf, significand and significandl
4476 built-ins as inline x87 intrinsics.
4478 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4480 * config/avr/avr.c (avr_override_options): Remove setting value of
4481 PARAM_INLINE_CALL_COST.
4483 2009-06-18 Richard Henderson <rth@redhat.com>
4486 * tree-pass.h (TDF_ASMNAME): New.
4487 * tree-dump.c (dump_options): Add asmname.
4488 * doc/invoke.texi: Document it.
4490 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4491 (dump_decl_name): ...here.
4492 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4493 (dump_generic_node): Update dump_function_name calls.
4494 (print_call_name): New flags arg; update all dump calls.
4495 * diagnostic.h (print_call_name): Update.
4496 * gimple-pretty-print.c (dump_gimple_call): Update.
4498 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4501 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4503 2009-06-18 Diego Novillo <dnovillo@google.com>
4505 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4506 * plugin.c (str_license): Declare.
4507 (try_init_one_plugin): Assert that the symbol
4508 'plugin_is_GPL_compatible' exists.
4510 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4513 * Makefile.in (OBJS-common): Remove see.o.
4515 * common.opt (fsee): Mark as preserved for backward compatibility.
4516 * opts.c (common_handle_option): Add OPT_fsee to the backward
4517 compatibility section.
4518 * passes.c (init_optimization_passes, pass_see): Remove pass.
4519 * timevar.def (TV_SEE): Remove.
4520 * tree-pass.h (pass_see): Remove declaration.
4521 * doc/invoke.texi (-fsee): Remove documentation.
4523 2009-06-18 Martin Jambor <mjambor@suse.cz>
4525 * tree-sra.c: Include statistics.h
4526 (sra_stats): New variable.
4527 (sra_initialize): Clear sra_stats.
4528 (create_access_replacement): Increment sra_stats.replacements.
4529 (get_access_replacement): Do not return twice.
4530 (analyze_all_variable_accesses): Increment statistics counter by the
4531 number of scalarized aggregates.
4532 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4533 (sra_modify_expr): Increment sra_stats.exprs.
4534 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4535 (sra_modify_assign): Increment sra_stats.exprs,
4536 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4537 (perform_intra_sra): Update statistics counters.
4538 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4540 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4542 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4543 (arm_scalar_mode_supported_p): New function.
4545 2009-06-18 Paul Brook <paul@codesourcery.com>
4546 Sandra Loosemore <sandra@codesourcery.com>
4548 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4549 (__extendhfsf2, __truncsfhf2): Define.
4550 * config/arm/fp16.c: New file.
4551 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4552 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4554 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4556 * doc/extend.texi (Half-Precision): New section.
4557 * doc/invoke.texi (Option Summary): List -mfp16-format.
4558 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4559 * config/arm/arm.opt (mfp16-format=): New.
4560 * config/arm/arm.c: Include intl.h.
4561 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4562 (TARGET_INVALID_RETURN_TYPE): Redefine.
4563 (TARGET_PROMOTED_TYPE): Redefine.
4564 (TARGET_CONVERT_TO_TYPE): Redefine.
4565 (arm_fp16_format): Define.
4566 (all_fpus): Add entry for neon-fp16.
4567 (fp_model_for_fpu): Likewise.
4568 (struct fp16_format): Declare.
4569 (all_fp16_formats): Define.
4570 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4572 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4574 (arm_legitimate_index_p): Treat HFmode like HImode.
4575 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4576 (coproc_secondary_reload_class): Special-case HFmode.
4577 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4578 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4579 (arm_init_fp16_builtins): New.
4580 (arm_init_builtins): Call it.
4581 (arm_invalid_parameter_type): New.
4582 (arm_invalid_return_type): New.
4583 (arm_promoted_type): New.
4584 (arm_convert_to_type).
4585 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4587 (arm_emit_fp16_const): New function.
4588 (arm_mangle_type): Mangle __fp16 as "Dh".
4589 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4591 (TARGET_NEON_FP16): New.
4592 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4593 (enum fputype): Add FPUTYPE_NEON_FP16.
4594 (enum arm_fp16_format_type): Declare.
4595 (arm_fp16_format): Declare.
4596 (LARGEST_EXPONENT_IS_NORMAL): Define.
4597 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4598 * config/arm/arm-modes.def (HFmode): Define.
4599 * config/arm/vfp.md: (*movhf_vfp): New.
4602 * config/arm/arm.md: (fpu): Add neon_fp16.
4603 (floatsihf2, floatdihf2): New.
4604 (fix_trunchfsi2, fix_trunchfdi2): New.
4608 (*arm32_movhf): New.
4609 (*thumb1_movhf): New.
4610 (consttable_2): Add check for HFmode constants.
4611 (consttable_4): Handle HFmode constants.
4613 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4615 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4617 2009-06-17 Olivier Hainque <hainque@adacore.com>
4619 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4620 const char ** conversion in AIX specific section.
4622 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4624 * config/i386/i386.c (ix86_special_builtin_type): Remove
4625 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4626 (bdesc_special_args): Updated.
4627 (ix86_init_mmx_sse_builtins): Likewise.
4628 (ix86_expand_special_args_builtin): Likewise.
4630 2009-06-17 Richard Henderson <rth@redhat.com>
4632 * tree-pretty-print.c (maybe_dump_asm_name): New.
4633 (dump_decl_name): Use it.
4634 (PRINT_FUNCTION_NAME): Merge into...
4635 (dump_function_name): ... here. Use maybe_dump_asm_name.
4637 2009-06-17 Cary Coutant <ccoutant@google.com>
4639 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4641 * debug.c (struct gcc_debug_hooks): Change placeholder for
4643 (debug_nothing_int_charstar_int): Replaced by...
4644 (debug_nothing_int_charstar_int_bool): ...this.
4645 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4646 source_line prototype.
4647 (debug_nothing_int_charstar_int): Replaced by...
4648 (debug_nothing_int_charstar_int_bool): ...this.
4649 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4650 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4651 Output is_stmt operand when necessary.
4652 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4653 (notice_source_line): Add is_stmt parameter.
4654 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4655 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4657 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4658 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4660 2009-06-17 Ian Lance Taylor <iant@google.com>
4662 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4664 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4667 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4669 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4670 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4671 tree_strip_sign_nop_conversions and
4672 tree_ssa_strip_useless_type_conversions rather than stripping
4673 the operations here.
4674 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4676 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4677 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4678 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4679 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4682 2009-06-17 Michael Eager <eager@eagercon.com>
4684 * config/rs6000/constraints.md (register_constraint "d"): New.
4685 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4686 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4687 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4688 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4689 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4690 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4691 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4692 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4693 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4694 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4696 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4697 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4698 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4699 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4700 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4701 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4702 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4703 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4704 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4705 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4706 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4707 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4708 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4709 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4711 2009-06-16 Ian Lance Taylor <iant@google.com>
4713 * profile.c (total_num_never_executed): Don't define.
4714 (compute_branch_probabilities): Don't count or print
4716 (init_branch_prob): Don't set total_num_never_executed.
4717 (end_branch_prob): Don't print total_num_never_executed.
4719 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4721 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4723 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4725 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4726 (nabstd2_fpr): Same.
4728 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4730 * expr.c (expand_assignment): Change complex type check.
4732 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4734 * doc/plugins.texi (Building GCC plugins): Added new section.
4736 2009-06-17 Ian Lance Taylor <iant@google.com>
4738 * c-pch.c (get_ident): Don't set size of templ array.
4739 (pch_init): Don't set size of partial_pch array.
4741 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4742 string constant to intialize an array whose size is the length of
4745 2009-06-17 Richard Guenther <rguenther@suse.de>
4747 PR tree-optimization/40389
4748 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4749 to addressable types.
4750 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4752 2009-06-17 Richard Guenther <rguenther@suse.de>
4755 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4756 if there is no evolution of left in the loop bail out.
4757 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4758 chrec_fold_multiply.
4760 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4761 Janis Johnson <janis187@us.ibm.com>
4764 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4765 for the symbol ref of a constant that is the source of a move
4766 - nor for any other not-obvious-label-ref constants.
4768 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4770 * plugin.c (position_pass): Skip newly inserted pass during list
4771 traversal to avoid repeated insertion.
4773 2009-06-16 Ian Lance Taylor <iant@google.com>
4775 * vec.h (VEC_stack_alloc): Define different version if
4776 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4777 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4778 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4779 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4781 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4783 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4785 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4786 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4787 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4788 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4789 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4790 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4791 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4792 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4793 __builtin_ia32_rdtscp.
4794 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4795 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4796 and __builtin_ia32_rorhi.
4797 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4798 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4799 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4800 (ix86_expand_args_builtin): Likewise.
4801 (ix86_expand_special_args_builtin): Likewise.
4803 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4804 (UNSPECV_RDTSC): Likewise.
4805 (UNSPECV_RDPMC): Likewise.
4806 (*bsr): Renamed to ...
4808 (*bsr_rex64): Renamed to ...
4812 (*rdpmc_rex64): Likewise.
4815 (*rdtsc_rex64): Likewise.
4817 (*rdtscp): Likewise.
4818 (*rdtscp_rex64): Likewise.
4820 * config/i386/ia32intrin.h: New.
4822 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4824 2009-06-16 Ian Lance Taylor <iant@google.com>
4826 * ira-build.c (copy_info_to_removed_store_destinations):
4827 Initialize parent_a.
4829 2009-06-16 Ian Lance Taylor <iant@google.com>
4831 * c-decl.c (grokdeclarator): Change size_varies to bool.
4833 2009-06-16 Ian Lance Taylor <iant@google.com>
4835 * sel-sched.c: Make forward declarations of move_op_hooks and
4836 fur_hooks explicitly extern.
4838 2009-06-16 Ian Lance Taylor <iant@google.com>
4840 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4841 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4843 2009-06-16 Ian Lance Taylor <iant@google.com>
4845 * resource.c (mark_referenced_resources): Change
4846 include_delayed_effects parameter to bool. Change all callers.
4847 (mark_end_of_function_resources): Likewise.
4848 * reorg.c (insn_references_resource_p): Likewise.
4849 (insn_sets_resource_p): Likewise.
4850 * resource.h (mark_referenced_resources): Update declaration.
4851 (mark_end_of_function_resources): Update declaration.
4853 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4855 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4857 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4859 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4860 GCC can bootstrap on AIX with GNU Binutils 2.20.
4862 2009-06-16 Ian Lance Taylor <iant@google.com>
4864 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4866 2009-06-16 Ian Lance Taylor <iant@google.com>
4868 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4869 inline, not extern inline.
4870 (exact_log2): Likewise.
4871 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4873 (exact_log2): Likewise, but don't test CTZ_HWI.
4875 2009-06-16 Ian Lance Taylor <iant@google.com>
4877 * bitmap.c (bitmap_clear): Don't declare as inline.
4878 * gimple.c (gimplify_assign): Likewise.
4879 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4880 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4881 (sched_scan_info): Remove duplicate definition.
4883 2009-06-16 Ian Lance Taylor <iant@google.com>
4885 * c-common.c (skip_evaluation): Don't define.
4886 (c_inhibit_evaluation_warnings): Define global variable.
4887 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4888 than skip_evaluation.
4889 (convert_and_check, warn_for_div_by_zero): Likewise.
4890 * c-common.h (skip_evaluation): Don't declare.
4891 (c_inhibit_evaluation_warnings): Declare.
4892 * c-parser.c (c_parser_typeof_specifier): Set
4893 c_inhibit_evaluation_warnings rather than skip_evaluation.
4894 (c_parser_conditional_expression): Likewise.
4895 (c_parser_binary_expression): Likewise.
4896 (c_parser_sizeof_expression): Likewise.
4897 (c_parser_alignof_expression): Likewise.
4898 * c-typeck.c (build_indirect_ref): Check
4899 c_inhibit_evaluation_warnings rather than skip_evaluation.
4900 (build_conditional_expr, build_binary_op): Likewise.
4902 2009-06-16 Richard Guenther <rguenther@suse.de>
4904 * tree-ssa-alias.c (is_escape_site): Remove.
4905 * tree-ssa-alias.h (enum escape_type): Remove.
4906 (is_escape_site): Likewise.
4907 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4908 via casts and asms without deferring to is_escape_site.
4910 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4913 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4914 use gen_lowpart if op0 has complex mode.
4916 2009-06-16 Richard Guenther <rguenther@suse.de>
4918 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4919 variables add them to ESCAPED.
4920 (find_func_aliases): Do not make all indirectly stored values escaped.
4922 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4924 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4927 2009-06-16 Martin Jambor <mjambor@suse.cz>
4929 PR tree-optimization/40432
4930 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4931 check whether we need to force gimple register operand.
4933 2009-06-16 Martin Jambor <mjambor@suse.cz>
4935 PR tree-optimization/40413
4936 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4937 build_ref_for_offset.
4938 (propagate_subacesses_accross_link): Fix a typo in a comment.
4940 2009-06-16 Ira Rosen <irar@il.ibm.com>
4942 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4943 with additional parameter.
4944 * tree-vectorizer.h (enum vect_def_type): Add new value
4946 (enum vect_relevant): Add comments.
4947 (vect_is_simple_reduction): Add new argument.
4948 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4949 Detect nested cycles.
4950 (vect_is_simple_reduction): Update documentation, add an argument to
4951 distinguish inner-loop reduction from nested cycle, detect nested
4952 cycles, fix printings and indentation, don't swap operands in case
4954 (get_initial_def_for_reduction): Handle subtraction.
4955 (vect_create_epilog_for_reduction): Add new argument to specify
4957 (vect_finalize_reduction): Handle subtraction, fix comments.
4958 (vectorizable_reduction): Handle nested cycles. In case of nested
4959 cycle keep track of the reduction variable position. Call
4960 vect_is_simple_reduction with additional parameter. Use original
4961 statement code in reduction epilogue for nested cycle. Call
4962 vect_create_epilog_for_reduction with additional parameter.
4963 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4964 inner-loop vectorization.
4965 (vect_recog_widen_sum_pattern): Likewise.
4966 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4968 (vect_mark_stmts_to_be_vectorized): Likewise.
4969 (vect_get_vec_def_for_operand): Handle nested cycles.
4971 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4973 * doc/invoke.texi (Debugging Options): Fix option index entries
4974 for -fdump-statistics, -frandom-seed add entries for
4975 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4976 (FRV Options): Fix entries for -mTLS, -mtls.
4977 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4978 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4979 (M68hc1x Options): Fix @itemx for -mnominmax.
4980 (MCore Options): Fix entry for -mno-lsim.
4981 (MMIX Options): Fix entry for -mabi=mmixware.
4982 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4984 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4986 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4987 Mention the plugin mode of gengtype.
4988 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4989 * gengtype.c: Updated copyright.
4990 (plugin_files, nb_plugin_files) Added new static variables.
4991 (measure_input_list) Care about plugin_files.
4992 (write_rtx_next): Added early return in plugin mode.
4993 (create_file): Updated copyright year in generated file. Added
4995 (oprintf): Added early return if NULL outf.
4996 (get_output_file_with_visibility): Care of plugin_files.
4997 (get_output_file_name): May return null.
4998 (write_local): Added early return.
4999 (put_mangled_filename): Ditto.
5000 (finish_root_table): Added check for base_files.
5001 (write_roots): Care about null when plugins.
5002 (main): Added plugin mode.
5004 2009-06-15 Ian Lance Taylor <iant@google.com>
5006 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5007 * gcov.c (read_count_file): Add braces around variables declared
5010 * c.opt (Wjump-misses-init): New warning.
5011 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5012 -Wall and -Wc++-compat if not already set.
5013 (c_common_post_options): Clear warn_jump_misses_init if it was not
5015 * c-decl.c (struct c_binding): Change type field to a union with
5016 new label field. Make it the first field in the struct. Update
5017 references to type to use u.type instead.
5018 (struct c_spot_bindings): Define.
5019 (struct c_goto_bindings): Define.
5020 (c_goto_bindings_p): Define, along with VECs.
5021 (struct c_label_vars): Define.
5022 (struct c_scope): Add has_label_bindings field.
5023 (bind_label, set_spot_bindings): New static functions.
5024 (decl_jump_unsafe, update_spot_bindings): New static functions.
5025 (update_label_decls): New static function.
5026 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5027 Update binding u.label field to shadowed field.
5028 (c_binding_start_stmt_expr): New function.
5029 (c_binding_end_stmt_expr): New function.
5030 (pushdecl): Don't call c_begin_vm_scope.
5031 (make_label): Add defining and p_label_vars parameters. Change
5033 (lookup_label): Correct test for whether a label has not yet been
5034 defined. Call bind_label rather than bind.
5035 (warn_about_goto): New static function.
5036 (lookup_label_for_goto): New function.
5037 (declare_label): Call bind_label rather than bind.
5038 (check_earlier_gotos): New static function.
5039 (define_label): Don't give errors about jumping into statement
5040 expressions or scopes of variably modified types. Call
5041 set_spot_bindings and check_earlier_gotos. Call bind_label
5042 instead of bind. Don't set label_context_stack_se or
5043 label_context_stack_vm.
5044 (c_get_switch_bindings): New function.
5045 (c_release_switch_bindings): New function.
5046 (c_check_switch_jump_warnings): New function.
5047 (start_function): Don't set label_context_stack_se or
5048 label_context_stack_vm.
5049 (finish_function): Likewise.
5050 * c-typeck.c (label_context_stack_se): Don't define.
5051 (label_context_stack_vm): Don't define.
5052 (c_finish_goto_label): Call lookup_label_for_goto rather than
5053 lookup_label. Don't give errors about jumping into a statement
5054 expression or the scope of a variably modified type. Don't set
5055 label_context_stack_se or label_context_stack_vm.
5056 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5057 fields. Add bindings field.
5058 (c_start_case): Don't set deleted fields. Set bindings field.
5059 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5060 or blocked_vm. Call c_check_switch_jump_warnings.
5061 (c_finish_case): Don't test blocked_stmt_expr field. Call
5062 c_release_switch_bindings.
5063 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5064 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5065 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5066 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5067 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5068 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5069 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5070 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5071 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5072 (C_DECL_UNJUMPABLE_VM): Don't define.
5073 (C_DECL_UNDEFINABLE_VM): Don't define.
5074 (struct c_label_list): Don't define.
5075 (struct c_label_context_se): Don't define.
5076 (struct c_label_context_vm): Don't define.
5077 (struct c_spot_bindings): Declare.
5078 (c_bindings_start_stmt_expr): Declare.
5079 (c_bindings_end_stmt_expr): Declare.
5080 (lookup_label_for_goto): Declare.
5081 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5082 (c_check_switch_jump_warnings): Declare.
5083 (label_context_stack_se, label_context_stack_vm): Don't declare.
5084 (c_finish_goto_label): Update declaration.
5085 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5086 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5087 (Warning Options): Document -Wjump-misses-init.
5089 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5091 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5094 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5096 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5098 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5100 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5102 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5104 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5106 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5108 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5109 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5110 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5111 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5112 * dwarf2asm.c (dw2_force_const_mem): Update call to
5114 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5115 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5116 * langhooks.c (lhd_comdat_group): Remove.
5117 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5118 * tree.h (DECL_COMDAT_GROUP): New.
5119 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5120 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5121 (make_decl_one_only): Change signature.
5122 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5124 (make_decl_one_only): Change signature.
5125 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5127 2009-06-15 Richard Guenther <rguenther@suse.de>
5130 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5132 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5134 * tree-ssa-math-opts.c: Remove extra divide.
5136 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5138 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5140 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5142 * passes.c: Add bswap pass.
5143 * tree-pass.h: Add pass_optimize_bswap declaration.
5144 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5145 Include rtl.h, expr.h and optabs.h for optab_handler check.
5146 (struct symbolic_number, pass_optimize_bswap): New definition.
5147 (do_shift_rotate, verify_symbolic_number_p): New functions.
5148 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5149 (gate_optimize_bswap): New function.
5150 * tree.c (widest_int_cst_value): New function.
5151 * tree.h (widest_int_cst_value): Prototype added.
5153 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5155 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5156 REG_EQUAL/REG_EQUIV notes.
5158 2009-06-14 Richard Guenther <rguenther@suse.de>
5161 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5162 has its address taken if NRV was applied and it is addressable.
5163 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5164 function split out from ...
5165 (get_constraint_for_1): ... here.
5166 (handle_rhs_call): Use it to mark the return slot escaped if
5167 it is addressable and NRV was applied.
5169 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5171 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5172 Change first argument type to location_t.
5173 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5174 Do not set input_location.
5175 Use loc instead of input_location throughout.
5177 2009-06-13 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/40421
5180 * tree-predcom.c (should_unroll_loop_p): Remove.
5181 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5183 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5185 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5186 Add location argument.
5188 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5190 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5192 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5193 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5194 * config/spu/spu-protos.h: Add location to
5195 spu_resolve_overloaded_builtin.
5196 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5197 spu_build_builtin_va_list.
5198 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5199 argument. Pass location to build_function_call_vec.
5200 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5202 (emit_fpu_switch): Same.
5203 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5204 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5205 to build_decl and create_artificial_label.
5206 (xtensa_gimplify_va_arg_expr): Same.
5207 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5208 (xstormy16_gimplify_va_arg_expr): Same.
5209 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5210 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5211 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5212 (mips16_build_function_stub): Same.
5213 (mips16_build_call_stub): Same.
5215 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5218 * arm/constraints.md (Pa, Pb): New constraints.
5219 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5220 split pattern to deal with them.
5222 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5224 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5225 fix index entry for -Xpreprocessor.
5227 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5229 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5230 Add location argument to build_decl call.
5231 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5232 (rs6000_init_builtins): Same.
5233 (spe_init_builtins): Same.
5234 (rs6000_gimplify_va_arg): Add location argument to
5235 create_artificial_label call.
5237 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5239 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5240 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5241 * Makefile.in: Fix GGC dependency for gcse.o.
5243 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5245 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5246 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5247 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5249 * c-parser.c (c_parser_binary_expression): Use current column while
5250 building binary operations.
5251 * common.opt (fshow-column): Enable by default.
5252 * tree-vrp.c (check_array_ref): Use warning_at.
5253 (check_array_bounds): Use location from call back if expr has no
5255 * tree.h: Add location argument to maybe_fold_*.
5256 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5257 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5258 (maybe_fold_offset_to_component_ref): Same.
5259 (maybe_fold_offset_to_reference): Same.
5260 (maybe_fold_offset_to_address): Same.
5261 (maybe_fold_stmt_indirect): Same.
5262 (maybe_fold_stmt_addition): Same.
5263 (fold_stmt_r): Pass location to maybe_fold_*.
5264 (fold_gimple_assign): Same.
5265 * c-tree.h: Add location argument to finish_decl,
5266 default_function_array_conversion, store_init_value.
5267 * c-decl.c (define_label): Use error_at.
5268 (c_make_fname_decl): Pass location to finish_decl.
5269 (finish_decl): New location argument.
5270 (build_compound_literal): Pass location to store_init_value.
5271 (grokdeclarator): Pass location to finish_decl.
5273 * c-typeck.c (array_to_pointer_conversion): New location argument.
5274 (function_to_pointer_conversion): Same.
5275 (default_function_array_conversion): Same.
5276 (parser_build_unary_op): Pass location to overflow_warning.
5277 (parser_build_binary_op): Same. Use warning_at.
5278 (build_unary_op): Pass location to array_to_pointer_conversion.
5279 (build_c_cast): Pass location to digest_init.
5280 (build_modify_expr): New location argument.
5281 (convert_for_assignment): Same.
5282 (store_init_value): Same.
5283 (digest_init): Same.
5284 (output_init_element): Pass location to digest_init and
5285 array_to_pointer_conversion.
5286 (c_finish_return): Pass location to convert_for_assignment.
5287 * gimplify.c (gimplify_conversion): Pass location to
5288 maybe_fold_offset_to_address.
5289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5290 to maybe_fold_stmt_addition.
5291 * c-omp.c (c_finish_omp_atomic): Pass new location to
5293 (c_finish_omp_for): Same.
5294 * c-common.c (overflow_warning): New argument.
5295 * c-common.h: New argument to build_modify_expr, overflow_warning.
5296 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5298 (c_parser_initializer): Pass location to
5299 default_function_array_conversion.
5300 (c_parser_initelt): Same.
5301 (c_parser_initval): Same.
5302 (c_parser_asm_operands): Same.
5303 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5304 (c_parser_conditional_expression): Same.
5305 (c_parser_binary_expression): Add location info to stack. Use it.
5306 (c_parser_unary_expression): Pass location to
5307 default_function_array_conversion, parser_build_unary_op,
5308 build_indirect_ref, c_parser_postfix_expression_after_primary.
5309 (c_parser_postfix_expression_after_primary): New location argument.
5311 (c_parser_expression_conv): Pass location to
5312 default_function_array_conversion.
5313 (c_parser_expr_list): Same.
5314 (c_parser_omp_atomic): Same.
5315 (c_parser_omp_for_loop): Same.
5316 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5317 (build_array_declarator): New argument.
5318 * c-decl.c (build_array_declarator): Add location argument.
5319 (grokdeclarator): Set id_loc for cdk_array.
5320 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5321 build_array_declarator.
5322 * tree.c (build_omp_clause): Add location argument.
5323 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5324 (OMP_CLAUSE_LOCATION): New macro.
5325 (struct tree_omp_clause): Add location field.
5326 (build_omp_clause): Add argument.
5327 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5328 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5330 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5331 (cp_parser_omp_clause_collapse): Same.
5332 (cp_parser_omp_clause_default): Same.
5333 (cp_parser_omp_clause_if): Same.
5334 (cp_parser_omp_clause_nowait): Same.
5335 (cp_parser_omp_clause_num_threads): Same.
5336 (cp_parser_omp_clause_ordered): Same.
5337 (cp_parser_omp_clause_schedule): Same.
5338 (cp_parser_omp_clause_untied): Same.
5339 (cp_parser_omp_for_loop): Same.
5340 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5341 * c-tree.h (c_start_case): Add location argument.
5342 (c_process_expr_stmt): Same.
5343 (c_finish_goto_*): Same.
5344 * tree-parloops.c (initialize_reductions): Pass location to
5346 (create_parallel_loop): Same.
5347 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5348 (gfc_trans_omp_reduction_list): Same.
5349 (gfc_trans_omp_clauses): Same.
5350 (gfc_trans_omp_do): Same.
5351 * c-typeck.c (c_finish_goto_label): Same.
5352 (c_finish_goto_ptr): New location argument.
5353 (c_start_case): Same.
5354 (emit_side_effect_warnings): Same.
5355 (c_process_expr_stmt): Same.
5356 (c_finish_stmt_expr): Same.
5357 (c_finish_omp_clauses): Use error_at instead of error.
5358 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5360 * c-omp.c (c_split_parallel_clauses): New location argument.
5361 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5362 to build_omp_clause.
5363 (convert_local_reference_stmt): Same.
5364 (convert_gimple_call): Same.
5365 * c-common.h (c_split_parallel_clauses): New argument.
5366 * c-parser.c (c_parser_statement_after_labels): Pass location to
5367 c_finish_goto_label.
5368 (c_parser_switch_statement): Pass location to c_start_case.
5369 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5370 and c_process_expr_stmt.
5371 (c_parser_omp_variable_list): Add location argument.
5372 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5373 (c_parser_omp_clause_default): Same.
5374 (c_parser_omp_clause_if): Same.
5375 (c_parser_omp_clause_num_threads): Same.
5376 (-c_parser_omp_clause_ordered): Same.
5377 (c_parser_omp_clause_reduction): Pass location to
5378 c_parser_omp_variable_list.
5379 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5380 (c_parser_omp_clause_untied): Same.
5381 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5382 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5384 * c-tree.h (check_for_loop_decls, undeclared_variable,
5385 build_component_ref, build_array_ref, build_external_ref,
5386 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5387 build_conditional_expr, build_compound_expr, c_cast_expr,
5388 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5389 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5391 * c-semantics.c (build_stmt): Same.
5392 (build_case_label): Same.
5393 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5394 (undeclared_variable): New argument.
5396 (lookup_label): Pass location on down.
5397 (define_label): Same.
5398 (finish_decl): Same.
5399 (build_compound_literal): Same.
5400 (finish_struct): Same.
5401 (finish_function): Do not set location here.
5402 (check_for_loop_decls): New argument.
5403 * tree.c (save_expr): Set location.
5404 (build_empty_stmt): New argument.
5405 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5406 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5407 * builtins.c (gimplify_va_arg_expr): Use locations.
5408 (expand_builtin_sync_operation): Same.
5409 * c-typeck.c (build_component_ref): New argument.
5410 (build_array_ref): Same.
5411 (build_external_ref): Same.
5412 (c_expr_sizeof_expr): Same.
5413 (c_expr_sizeof_type): Same.
5414 (parser_build_unary_op): Same.
5415 (build_conditional_expr): Same.
5416 (build_compound_expr): Pass location on down.
5417 (build_compound_expr): New argument.
5418 (build_c_cast): Same.
5419 (c_cast_expr): Same.
5420 (build_asm_expr): Same.
5421 (c_finish_return): Same.
5422 (c_process_expr_stmt): Pass location on down.
5423 (c_finish_stmt_expr): New argument.
5424 (push_clenaup): Same.
5425 (c_finish_omp_parallel): Same.
5426 (c_finish_omp_task): Same.
5427 * gimplify.c (gimplify_call_expr): Pass location on down.
5428 * c-omp.c (c_finish_omp_master): New argument.
5429 (c_finish_omp_critical): Same.
5430 (c_finish_omp_ordered): Same.
5431 (c_finish_omp_barrier): Same.
5432 (-c_finish_omp_taskwait): Same.
5433 (c_finish_omp_atomic): Same.
5434 (c_finish_omp_flush): Same.
5435 * tree-inline.c (copy_tree_body_r): Pass location on down.
5436 (inline_forbidden_p): Remove use of input_location.
5437 * c-gimplify.c (c_build_bind_expr): New argument.
5438 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5439 (c_sizeof_or_alignof_type): New argument.
5440 (c_alignof_expr): Same.
5441 (build_va_arg): Same.
5442 (c_add_case_label): Same.
5443 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5444 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5445 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5446 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5447 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5448 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5450 * stub-objc.c (objc_build_selector_expr): Same.
5451 (objc_build_throw_stmt): Same.
5452 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5453 (c_parser_initelt): Same.
5454 (c_parser_compound_statement): Same.
5455 (c_parser_compound_statement_nostart): Same.
5456 (c_parser_label): Same.
5457 (c_parser_statement_after_labels): Same.
5458 (c_parser_if_body): Same.
5459 (c_parser_else_body): Same.
5460 (c_parser_if_statement): Same.
5461 (c_parser_switch_statement): Same.
5462 (c_parser_while_statement): Same.
5463 (c_parser_do_statement): Same.
5464 (c_parser_for_statement): Same.
5465 (c_parser_asm_statement): Same.
5466 (c_parser_conditional_expression): Same.
5467 (c_parser_binary_expression): Same.
5468 (c_parser_cast_expression): Same.
5469 (c_parser_unary_expression): Same.
5470 (c_parser_sizeof_expression): Same.
5471 (c_parser_alignof_expression): Same.
5472 (c_parser_postfix_expression): Same.
5473 (c_parser_expression): Same.
5474 (c_parser_objc_receiver): Same.
5475 (c_parser_omp_variable_list): Same.
5476 (c_parser_omp_structured_block): Same.
5477 (c_parser_omp_atomic): New argument.
5478 (c_parser_omp_barrier): Same.
5479 (c_parser_omp_critical): Same.
5480 (c_parser_omp_flush): Pass location on down.
5481 (c_parser_omp_for_loop): New argument.
5482 (c_parser_omp_for): Same.
5483 (c_parser_omp_master): Same.
5484 (c_parser_omp_ordered): Same.
5485 (c_parser_omp_sections_scope): Same.
5486 (c_parser_omp_sections): Same.
5487 (c_parser_omp_parallel): Same.
5488 (c_parser_omp_single): Same.
5489 (c_parser_omp_task): Same.
5490 (c_parser_omp_taskwait): Pass location on down.
5491 (c_parser_omp_construct): Same.
5492 (c_parser_omp_threadprivate): Same.
5493 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5494 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5495 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5496 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5497 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5498 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5499 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5500 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5501 config/i386/i386.c, stmt.c:
5502 Add location argument to the following function definitions and/or
5503 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5504 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5505 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5506 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5507 do_case, c_finish_bc_stmt, build_compound_literal,
5508 build_function_call.
5509 * c-decl.c (build_compound_literal): Add location argument.
5510 Make all diagnostic calls use location.
5511 (start_struct): Same.
5512 (finish_struct): Same.
5514 (build_enumerator): Same.
5515 (start_function): Same.
5516 (grokdeclarator): Make all diagnostic calls use location.
5517 (store_parm_decls_oldstyle): Same.
5518 * c-typeck.c (build_function_call): Add location argument.
5519 Make all diagnostic calls use location.
5521 (c_finish_bc_stmt): Same.
5522 * tree-nested.c (get_trampoline_type): Add argument.
5523 Pass location to build_decl.
5524 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5525 * rtl.h (RTL_LOCATION): New.
5526 * c-common.c (c_add_case_label): Add location argument.
5527 Make all diagnostic calls use location.
5528 * c-common.h: Add location argument to make_fname_decl, do_case,
5529 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5530 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5531 Set it appropriately for every case. Pass enum_loc to start_enum
5532 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5534 (c_parser_struct_or_union_specifier): Save location. Use it for
5535 start_struct, finish_struct, and parser_xref_tag.
5537 2009-06-12 Ian Lance Taylor <iant@google.com>
5539 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5541 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5542 cpp_opts->warn_cxx_operator_names.
5544 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5547 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5548 is returns NULL and OP is a VCE, look through the VCE.
5550 2009-06-12 Ian Lance Taylor <iant@google.com>
5553 * collect2.c (main): Use CONST_CAST2 in code inside #if
5554 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5556 2009-06-12 Joey Ye <joey.ye@intel.com>
5559 * cfgexpand.c (get_decl_align_unit): Update
5560 max_used_stack_slot_alignment with align instead of
5561 stack_alignment_needed.
5563 * function.c (assign_stack_local_1): Update
5564 max_used_stack_slot_alignment with alignment_in_bits instead
5565 of stack_alignment_needed.
5566 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5569 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5571 * dwarf2out.c (last_var_location_insn): New variable.
5572 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5573 (dwarf2out_var_location): Don't record anything after last real
5574 insn. Only change labels if there were any real instructions
5575 in between last note and this one, or if changed sections.
5577 2009-06-11 Richard Henderson <rth@redhat.com>
5579 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5580 note when storing the frame pointer in a register.
5581 (FRP): Don't redefine to nothing for epilogue.
5582 (alpha_expand_epilogue): Mark register and sp restores.
5583 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5585 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5586 when gen_lowpart is needed.
5588 2009-06-11 Richard Henderson <rth@redhat.com>
5590 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5592 * dwarf2out.c (need_data_align_sf_opcode): New.
5593 (div_data_align): Move earlier.
5594 (def_cfa_1, reg_save): Use it.
5596 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5598 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5599 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5600 (ix86_handle_option): Handle OPT_mcrc32.
5601 (ix86_target_string): Add -mcrc32.
5602 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5604 * config/i386/i386.h (TARGET_CRC32): New.
5606 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5607 (sse4_2_crc32di): Likewise.
5609 * config/i386/i386.opt (mcrc32): New.
5611 * doc/invoke.texi: Document -mcrc32.
5613 2009-06-11 Richard Henderson <rth@redhat.com>
5615 * common.opt (gdwarf-): Accept a version number.
5616 * doc/invoke.texi (gdwarf-): Update docs.
5617 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5618 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5619 version level, and record it.
5621 * dwarf2.h (DW_CIE_VERSION): Remove.
5622 * dwarf2out.c (DWARF_VERSION): Remove.
5623 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5624 (output_call_frame_info): Use CIE version 3 for dwarf3,
5625 or if the return register column is out of range for version 1.
5626 (dwarf_stack_op_name): Add all dwarf3 values.
5627 (DEBUG_PUBTYPES_SECTION): New.
5628 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5629 encoding change for dwarf3.
5630 (output_die) [dw_val_class_die_ref]: Likewise.
5631 (output_compilation_unit_header): Emit correct version for dwarf3.
5632 (output_line_info): Likewise.
5633 (output_pubnames): Update for DWARF_VERSION removal.
5634 (output_aranges): Likewise.
5635 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5636 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5637 (dwarf2out_finish): Likewise.
5639 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5641 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5644 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5647 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5648 * builtins.c (expand_builtin_unreachable): New function.
5649 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5650 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5651 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5653 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5654 searching for missing barriers.
5656 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5658 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5659 when -fprofile-generate* was passed.
5660 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5662 2009-06-11 Anthony Green <green@moxielogic.com>
5664 * config/moxie/moxie.md: Define length attribute for all instructions.
5666 (*b<cond:code>): Support limited branch ranges for new PC-relative
5667 branch instructions.
5668 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5670 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5672 * config/i386/i386.c (min_insn_size): Use get_attr_length
5673 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5676 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5677 instead of emit_insn_before.
5679 2009-06-10 Ian Lance Taylor <iant@google.com>
5682 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5685 2009-06-10 Revital Eres <eres@il.ibm.com>
5687 * passes.c (init_optimization_passes): Reschedule
5688 predictive-commoning pass before complete unroll pass.
5690 2009-06-10 Martin Jambor <mjambor@suse.cz>
5692 * cgraph.c (cgraph_node_can_be_local_p): New function.
5693 (cgraph_make_node_local): New function.
5694 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5695 (cgraph_make_node_local): Declare.
5697 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5699 * tree.h (tree_base): Add packed_flag and user_align fields.
5700 Decrease size of spare field.
5701 (TYPE_USER_ALIGN): Use user_align from tree_base.
5702 (DECL_USER_ALIGN): Likewise.
5703 (TYPE_PACKED): Use packed_flag from tree_base.
5704 (DECL_PACKED): Likewise.
5705 (tree_type): Delete packed_flag and user_align fields. Widen
5706 precision field. Widen mode field and shuffle fields to align
5707 mode on an 8-bit boundary.
5708 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5709 Renumber decl_flag_* fields. Fix comments. Widen
5710 decl_common_unused field.
5711 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5712 (DECL_EXTERNAL): Likewise.
5713 (DECL_BIT_FIELD): Likewise.
5714 (DECL_NONADDRESSABLE_P): Likewise.
5715 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5716 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5718 2009-06-10 Ian Lance Taylor <iant@google.com>
5720 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5721 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5722 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5723 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5724 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5725 DEF_VEC_ALLOC_FUNC_P.
5726 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5727 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5728 DEF_VEC_ALLOC_FUNC_O.
5729 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5730 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5731 DEF_VEC_ALLOC_FUNC_I.
5732 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5733 (vec_stack_p_reserve_exact_1): Declare.
5734 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5735 (vec_stack_free): Declare.
5736 (VEC_stack_alloc): Define.
5737 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5738 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5739 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5740 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5742 (stack_vecs): New static variable.
5743 (vec_stack_p_reserve_exact_1): New function.
5744 (vec_stack_o_reserve_1): New static function.
5745 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5746 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5747 (vec_stack_free): New function.
5748 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5749 (VEC_df_ref_stack_alloc): Define.
5750 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5751 DEF_VEC_ALLOC_P_STACK.
5752 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5753 (struct df_collection_rec): Change _vec fields to VEC. Remove
5755 (df_free_collection_rec): Adjust for new fields.
5756 (df_insn_rescan): Use new df_collection_rec fields.
5757 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5758 (df_ref_create_structure, df_ref_record): Likewise.
5759 (df_get_conditional_uses, df_get_call_refs): Likewise.
5760 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5761 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5762 (df_record_exit_block_uses, df_bb_verify): Likewise.
5763 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5764 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5765 Remove count parameter. Change return type to void. Change all
5767 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5768 Remove count parameter. Change return type to void. Change all
5770 (df_install_refs): Change old_vec parameter to VEC. Remove count
5771 parameter. Change all callers.
5772 (df_install_mws): Change old_vec parameter to VEC. Remove count
5773 parameter. Change all callers.
5774 (df_refs_verify): Change new_rec parameter to VEC. Change call
5776 (df_mws_verify): Likewise.
5778 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5780 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5782 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5784 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5786 2009-06-10 Anthony Green <green@moxielogic.com>
5788 * config/moxie/crti.asm: New file.
5789 * config/moxie/crtn.asm: New file.
5790 * config/moxie/moxie.c: New file.
5791 * config/moxie/moxie.h: New file.
5792 * config/moxie/sfp-machine.h: New file.
5793 * config/moxie/moxie-protos.h: New file.
5794 * config/moxie/t-moxie: Created.
5795 * config/moxie/t-moxie-softfp: Created.
5796 * config/moxie/moxie.md: Created.
5797 * config/moxie/constraints.md: Created.
5798 * config.gcc: Add moxie support.
5799 * doc/md.texi (Machine Constraints): Add moxie constraints.
5800 * doc/contrib.texi (Contributors): Mention moxie port.
5801 * doc/install.texi (Specific): Mention the moxie port.
5803 2009-06-09 Ian Lance Taylor <iant@google.com>
5805 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5807 * optabs.c (optab_table): Only use designated initializers if
5808 HAVE_DESIGNATED_INITIALIZERS is defined.
5809 (convert_optab_table): Likewise.
5810 (init_optabs): Always call init_insn_codes if
5811 HAVE_DESIGNATED_INITIALIZERS is not defined.
5813 2009-06-09 Ian Lance Taylor <iant@google.com>
5815 * targhooks.c (default_builtin_vectorized_function): Change fn
5816 parameter to unsigned int.
5817 (default_builtin_vectorized_conversion): Change code parameter to
5819 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5820 * targhooks.h: Update declarations.
5821 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5822 parameter to unsigned int.
5824 * c-typeck.c (comptypes_check_enum_int): New static function.
5825 (comptypes_internal): Add enum_and_int_p parameter. Change all
5827 (comp_target_types): Add location parameter. Change all callers.
5828 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5830 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5831 (build_conditional_expr): Add colon_loc parameter. Change all
5833 (convert_for_assignment): Add location parameter. Change all callers.
5834 * c-parser.c (c_parser_conditional_expression): Pass location of
5835 colon to build_conditional_expr.
5836 * c-tree.h (build_conditional_expr): Update declaration.
5838 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5840 * graphite.c: Revert previous patch.
5842 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5845 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5847 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5849 * tree-ssa-loop-prefetch.c
5850 (loop_prefetch_arrays): Fixed a portability problem in printf format
5853 2009-06-09 Martin Jambor <mjambor@suse.cz>
5855 PR tree-optimization/40351
5856 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5857 refrence to a potential artifical subaccess can be constructed.
5859 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5861 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5862 (sh_override_options): Likewise.
5863 * config/sh/sh.c: Include params.h.
5864 (sh_optimization_options): New.
5865 (sh_override_options): Likewise.
5866 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5867 (OVERRIDE_OPTIONS): Use sh_override_options.
5869 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5871 * dwarf2out.c (emit_cfa_remember): New variable.
5872 (add_fde_cfi): If emit_cfa_remember, recurse to add
5873 DW_CFA_remember_state first.
5874 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5875 instead just set emit_cfa_remember.
5877 2009-06-08 Jan Hubicka <jh@suse.cz>
5880 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5882 2009-06-08 Jan Hubicka <jh@suse.cz>
5885 * cgraphunit.c (save_inline_function_body): Do not copy transform
5886 hooks for saved inline bodies.
5887 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5890 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5892 * jump.c (returnjump_p): Handle delayed branches. Add missing
5895 2009-06-08 Jan Hubicka <jh@suse.cz>
5898 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5899 original node might've been modified.
5900 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5902 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5904 * tree-object-size.c (addr_object_size): Add OSI argument.
5905 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5906 (compute_builtin_object_size, expr_object_size): Adjust callers.
5907 (plus_stmt_object_size): Call addr_object_size instead of
5908 compute_builtin_object_size.
5910 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5911 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5913 * tree-ssa-loop-prefetch.c
5914 (gather_memory_references): Introduced a counter for the number of
5916 (anything_to_prefetch_p): Introduced a counter for the number of
5918 (is_loop_prefetching_profitable): New function with a cost model
5920 (loop_prefetch_arrays): Use the new cost model to determine if
5921 prefetching is profitable.
5922 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5923 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5924 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5925 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5926 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5927 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5929 2009-06-08 Michael Matz <matz@suse.de>
5932 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5933 partitions use the same.
5934 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5935 for basevars of SSA_NAMEs.
5936 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5937 to not expand them twice.
5938 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5941 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5943 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5944 (fdump-final-insns=, gtoggle): New.
5945 * doc/invoke.texi: Document them.
5946 * final.c (rest_of_clean_state): Dump final insn stream.
5947 * gcc.c (invoke_as): Hook in -fcompare-debug.
5948 (static_spec_functions): Add compare-debug-dump-opt,
5949 compare-debug-self-opt and compare-debug-auxbase-opt.
5950 (compare_debug, compare_debug_second, compare_debug_opt): New.
5951 (switches_debug_check, n_switches_debug_check): New.
5952 (debug_auxbase_opt, debug_check_temp_file): New.
5953 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5955 (do_self_spec): Handle arguments after switches.
5956 (do_spec_1): Add .gk extension to temp file basenames for compare.
5957 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5958 (cc1_options): Use it instead of normal auxbase computation for
5959 the second compare-debug compilation.
5960 (compare_files): New.
5961 (main): Set up and implement compare debug mode.
5962 (compare_debug_dump_opt_spec_function): New.
5963 (compare_debug_self_opt_spec_function): New.
5964 (compare_debug_auxbase_opt_spec_function): New.
5965 * toplev.c (process_options): Handle flag_gtoggle,
5966 flag_dump_final_insns.
5967 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5968 during -fcompare-debug-second compilation.
5970 2009-06-07 Ian Lance Taylor <iant@google.com>
5972 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5973 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5975 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5976 with no default node. Change warning with %H to warning_at.
5977 Don't clear warn_switch around case checking.
5978 * doc/invoke.texi (Warning Options): Clarify distinction between
5979 -Wswitch and -Wswitch-enum.
5981 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5983 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5985 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5987 * gbl-ctors.h: Add header guard.
5989 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5991 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5992 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5993 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5994 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5995 prototypes for removed functions.
5996 (expressions_equal_p): Move to ...
5997 * tree-ssa-sccvn.h: ... here and ...
5998 * matrix-reorg.c: ... adjust includes.
6000 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6002 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6004 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6006 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6007 (finish_function): Remove erroneous whitespace.
6009 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6011 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6012 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6014 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6016 * errors.c (internal_error): Commentary typo fix.
6017 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6018 * tree-ssa-pre.c: Ditto.
6020 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6022 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6023 them is supposed to hold actual statements.
6025 2009-06-06 Ian Lance Taylor <iant@google.com>
6027 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6028 empty statements can now have attributes.
6030 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6032 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6033 * config/mips/mips.md: Ditto.
6035 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6037 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6039 (__eabi_uconvert): Likewise.
6041 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6043 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6044 CFI_* definitions with IN_GCC.
6046 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6048 * xcoffout.h (xcoffout_source_line): Update prototype.
6050 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6052 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6053 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6055 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6058 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6059 inlined_function_outer_scope_p blocks for artificial inlines
6061 * tree.c (tree_nonartificial_location): Rewrite using
6062 block_nonartificial_location.
6064 2009-06-05 Revital Eres <eres@il.ibm.com>
6065 Leehod Baruch <leehod@il.ibm.com>
6067 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6068 (expand_expr_real_1): Remove comment.
6069 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6070 Vectorize misaligned access when the target supports it.
6071 (vect_supportable_dr_alignment): Check for unaligned access support.
6072 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6075 2009-06-05 Julian Brown <julian@codesourcery.com>
6077 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6078 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6080 2009-06-05 Richard Guenther <rguenther@suse.de>
6083 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6086 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6088 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6089 (save_gprs): Don't tell unwinder when a global register is saved.
6090 (s390_emit_epilogue): Emit needed epilogue unwind info.
6092 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6094 * dwarf2out.c (deferred_asm_name): New.
6095 (add_name_and_src_coords_attributes): Defer creation of
6096 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6098 (move_linkage_attr): New.
6099 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6102 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6104 * tree-nested.c (finalize_nesting_tree_1): Declare the
6105 frame_decl in the binding tree.
6107 2009-06-04 Cary Coutant <ccoutant@google.com>
6109 * basic-block.h (struct basic_block_def): Add discriminator field.
6110 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6112 * debug.c (do_nothing_debug_hooks): Add additional entry.
6113 (debug_nothing_int_charstar_int): New function.
6114 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6115 (debug_nothing_int_charstar_int): New declaration.
6116 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6117 discriminator value in .loc directive.
6118 * final.c (last_discriminator): New variable.
6119 (discriminator): New variable.
6120 (final_start_function): Initialize above variables, pass current
6121 discriminator to debug hook.
6122 (notice_source_line): Check for discriminator change.
6123 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6124 * sdbout.c (sdbout_source_line): New parameter.
6125 * tree-cfg.c (struct locus_discrim_map): New structure type.
6126 (discriminator_per_locus): New hash table.
6127 (build_gimple_cfg): Allocate and free discriminator hash table.
6128 (make_edges): Call assign_discriminator.
6129 (locus_map_hash): New function.
6130 (locus_map_eq): New function.
6131 (next_discriminator_for_locus): New function.
6132 (same_line_p): New function.
6133 (assign_discriminator): New function.
6134 (make_cond_expr_edges): Call assign_discriminator.
6135 (make_gimple_switch_edges): Likewise.
6136 (first_non_label_stmt): New function.
6137 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6139 * xcoffout.c (xcoffout_source_line): Add new parameter.
6141 * configure.ac (gcc_cv_as_discriminator): New configury check for
6142 gas support for discriminator.
6143 * configure: Regenerate.
6144 * config.in: Regenerate.
6146 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6148 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6149 val after checking for integers.
6151 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6153 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6155 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6156 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6157 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6158 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6159 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6160 X64_SSE_REGPARM_MAX.
6161 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6162 X64_SSE_REGPARM_MAX.
6164 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6166 * gcc.c (report_times_to_file): New.
6167 (execute): Implement it.
6168 (process_command): Support -time=.
6169 * doc/invoke.texi: Document it.
6171 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6173 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6174 that have value exprs.
6176 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6178 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6179 declarations for constants until...
6180 (dw2_output_indirect_constant_1): ... this point.
6182 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6185 * arm.md (arm_addsi3): Don't try to split an add with an
6186 eliminable register until after reload has completed.
6188 2009-06-03 Ian Lance Taylor <iant@google.com>
6190 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6191 * genattrtab.c (write_length_unit_log): Likewise.
6192 * genchecksum.c (dosum): Likewise.
6193 * gengtype.c (write_rtx_next): Likewise.
6194 (finish_root_table, write_roots): Likewise.
6195 * gimple.c (gimple_ops_offset_): Likewise.
6196 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6197 * config/arc/arc.c (arc_attribute_table): Likewise.
6198 * config/arm/arm.c (arm_attribute_table): Likewise.
6199 * config/avr/avr.c (avr_attribute_table): Likewise.
6200 * config/crx/crx.c (crx_attribute_table): Likewise.
6201 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6202 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6203 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6204 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6205 * config/sh/sh.c (sh_attribute_table): Likewise.
6206 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6207 * config/spu/spu.c (spu_attribute_table): Likewise.
6208 * config/v850/v850.c (v850_attribute_table): Likewise.
6210 * config/alpha/alpha.c (vms_attribute_table): Make static.
6211 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6212 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6213 * config/mips/mips.c (mips_attribute_table): Likewise.
6215 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6217 (cc1-checksum.o): Likewise.
6219 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6221 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6223 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6225 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6226 insn if it is changing sp. Use gen_add3_insn instead of
6227 conditionally gen_addsi3 and gen_adddi3.
6228 (offset_below_red_zone_p): New static inline function.
6229 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6230 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6231 * config/rs6000/ppc-asm.h: Include auto-host.h.
6232 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6233 CFI_RESTORE): Define.
6234 * config/rs6000/crtresxgpr.asm: Add unwind info.
6235 * config/rs6000/crtresxfpr.asm: Likewise.
6236 * config/rs6000/crtresgpr.asm: Likewise.
6237 * config/rs6000/crtresfpr.asm: Likewise.
6238 * config/rs6000/crtsavgpr.asm: Likewise.
6239 * config/rs6000/crtsavfpr.asm: Likewise.
6241 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6242 argument of DWARF2_FRAME_REG_OUT macros.
6244 2009-06-03 Julian Brown <julian@codesourcery.com>
6246 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6247 words or less (including TImode) in core registers.
6249 2009-06-03 Richard Guenther <rguenther@suse.de>
6252 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6254 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6256 * statistics.c (statistics_counter_event): Do not record event
6257 in pass dump if its number == -1.
6258 (curr_statistics_hash): Add assert that we never get passes
6259 with static number == -1.
6261 2009-06-03 Richard Guenther <rguenther@suse.de>
6262 Andrey Belevantsev <abel@ispras.ru>
6264 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6265 non-BLKmode arrays addressable.
6267 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6269 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6270 * config/m68k/m68k.h: ... here.
6271 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6274 2009-06-03 Martin Jambor <mjambor@suse.cz>
6276 PR tree-optimization/40323
6277 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6280 2009-06-03 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6285 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6287 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6288 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6289 JUMP_TABLE_DATA_P where applicable.
6290 * config/sh/sh.c: Ditto.
6291 * config/sh/sh.h: Ditto.
6292 * config/sh/sh.md: Ditto.
6293 * config/sh/symbian.c: Ditto.
6295 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6297 * config/i386/driver-i386.c (describe_cache): Optimize
6298 concatenation of strings. Use snprintf instead of sprintf.
6299 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6300 target when not compiling with GCC.
6302 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6304 * config/sh/sh.c: Revert last change.
6305 (sh_expand_epilogue): Emit a blockage insn before the frame
6306 pointer adjustment unconditionally.
6308 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6310 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6311 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6312 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6313 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6314 to COLLECT_GCC_OPTIONS.
6316 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6318 * collect2.c (target_system_root): New variable.
6319 (main): Handle --sysroot=.
6320 (ignore_library): Strip the sysroot from the library path.
6322 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6324 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6325 (collect2.o): Depend on collect2-aix.h.
6326 (collect2-aix.o): New rule.
6327 * collect2-aix.h: New file.
6328 * collect2-aix.c: Likewise.
6329 * collect2.c: Include collect2-aix.h. Don't undefine
6330 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6331 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6332 Use TARGET_AIX_VERSION instead of _AIX51.
6333 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6334 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6335 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6336 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6337 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6339 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6341 * collect2.c (ignore_library): Avoid premature post-increment
6344 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6346 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6347 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6348 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6349 CROSS_DIRECTORY_STRUCTURE too.
6350 (LINK_LIBG_SPEC): Likewise.
6351 (LIB_SPEC): Add %R to sysroot paths.
6352 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6353 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6354 * config/rs6000/aix51.h: As for aix43.h.
6355 * config/rs6000/aix52.h: Likewise.
6356 * config/rs6000/aix53.h: Likewise.
6357 * config/rs6000/aix61.h: Likewise.
6358 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6359 to the beginning of sysroot paths.
6361 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6363 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6364 INSN_LISTs that are out of the REG_NOTE range.
6366 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6368 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6369 (struct var_to_expand): Likewise.
6370 (struct opt_info): Add head and tail for linked lists of the above.
6371 (analyze_insn_to_expand_var): Initialize next.
6372 (analyze_iv_to_split_insn): Likewise.
6373 (analyze_insns_in_loop): Create linked lists.
6374 (allocate_basic_variable): Simplify for use without hash table.
6375 (insert_var_expansion_initialization): Likewise, make it type-safer.
6376 (combine_var_copies_in_loop_exit): Likewise.
6377 (apply_opt_in_copies): Walk lists rather than hash tables.
6378 (release_var_copies): Simplified and inlined by hand into...
6379 (free_opt_info): ... this function.
6381 2009-06-02 Richard Guenther <rguenther@suse.de>
6383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6386 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6388 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6389 only for builtins that are not overridden.
6391 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6393 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6396 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6398 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6400 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6402 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6404 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6406 * common.opt (fdump-unnumbered-links): New.
6407 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6408 * print-rtl.c (flag_dump_unnumbered_links): New.
6409 (print_rtx): Test it.
6411 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6413 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6414 push/pop multiple to 8-byte alignment.
6416 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6418 * config/i386/i386.c (queued_cfa_restores): New static variable.
6419 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6421 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6422 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6423 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6424 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6425 note unconditionally.
6426 (ix86_emit_restore_regs_using_mov): Likewise.
6427 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6428 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6429 it through to ix86_emit_restore_reg_using_pop.
6430 (ix86_emit_leave): Add RED_OFFSET argument. Call
6431 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6432 instead of adding REG_CFA_OFFSET note unconditionally.
6433 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6434 the above functions. Call ix86_add_queued_cfa_restore_notes when
6437 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6438 force output of the label even for dwarf2out_do_cfi_asm.
6439 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6440 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6441 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6443 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6444 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6445 dwarf2out_cfi_label callers.
6446 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6447 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6448 Adjust dwarf2out_cfi_label callers.
6449 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6451 * config/i386/i386.h (struct machine_cfa_state,
6452 struct machine_function): Guard with ifndef USED_FOR_TARGET
6453 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6456 * emutls.c (__emutls_get_address): Change arr->size to mean number
6457 of allocated arr->data entries instead of # of slots + 1.
6460 * recog.c (peep2_reinit_state): New function.
6461 (peephole2_init_state): Use it at the end of a basic block and also
6462 when seeing a RTX_FRAME_RELATED_P insn.
6464 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6466 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6467 fixuns_truncrfdi2): New.
6468 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6469 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6470 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6471 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6472 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6473 *recip_approx): Remove.
6474 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6475 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6476 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6478 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6481 2009-06-01 Ian Lance Taylor <iant@google.com>
6483 * attribs.c (register_attribute): Use CONST_CAST.
6484 * collect2.c (main): Use CONST_CAST2.
6485 (scan_prog_file): Likewise.
6486 * gcc.c (process_command, main): Likewise.
6487 * toplev.c (toplev_main): Likewise.
6489 * c-typeck.c (handle_warn_cast_qual): New static function,
6490 partially broken out of build_c_cast.
6491 (build_c_cast): Call handle_warn_cast_qual.
6492 * doc/invoke.texi (Warning Options): Document new effect of
6495 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6497 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6498 (diagnostic_report_current_module): Print columns.
6499 * common.opt (flag_show_column): Enable by default.
6501 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6503 * alias.c (find_base_term): Check for NULL term before returning.
6505 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6507 Revert due to PR40320:
6508 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6509 * calls.c (emit_library_call_value_1): Don't force_operand for move
6512 2009-06-01 Olivier Hainque <hainque@adacore.com>
6513 Eric Botcazou <ebotcazou@adacore.com>
6515 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6516 to be processed as a bitfield for constructor output purposes.
6517 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6519 * varasm.c (oc_local_state): New type, output_constructor
6520 local state to support communication with helpers.
6521 (oc_outer_state): New type, output_constructor outer state of
6522 relevance in recursive calls.
6523 (output_constructor_array_range): New output_constructor helper,
6524 extracted code for an array range element.
6525 (output_constructor_regular_field): New output_constructor helper,
6526 extracted code for an element that is not a bitfield.
6527 (output_constructor_bitfield): New output_constructor helper,
6528 extracted code for a bitfield element. Accept an OUTER state
6529 argument for recursive processing. Recurse on record or array
6530 CONSTRUCTOR values, possibly past noop conversions.
6531 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6532 VALUE is a valid constant-valued expression for use in a static
6533 bit-field initializer.
6534 (output_constructor): Rework to use helpers. Accept and honor an
6535 OUTER state argument for recursive calls. Return total size. Be
6536 prepared for nested constructors initializing bitfields.
6537 (output_constant): Feed OUTER in calls to output_constructor.
6539 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6541 * calls.c (emit_library_call_value_1): Don't force_operand for move
6544 2009-06-01 Nick Clifton <nickc@redhat.com>
6546 * doc/invoke.texi (IA-64 Options): Fix typo.
6548 2009-06-01 Ira Rosen <irar@il.ibm.com>
6550 PR tree-optimization/39129
6551 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6553 (vect_do_peeling_for_loop_bound): Use
6554 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6555 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6556 (vect_loop_versioning): Likewise.
6557 (vect_create_cond_for_alias_checks): Fix indentation.
6558 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6560 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6561 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6562 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6563 "control flow in loop".
6564 (vect_estimate_min_profitable_iters): Use
6565 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6566 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6567 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6568 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6569 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6570 statement belongs to a group of strided accesses with the exact code
6572 (vectorizable_load): Likewise.
6573 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6574 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6576 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6578 * config/freebsd-stdint.h: New file.
6579 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6580 Add freebsd-stdint.h to tm_file.
6582 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6584 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6585 (thumb2_extendhidi2): Likewise.
6587 2009-05-31 Ian Lance Taylor <iant@google.com>
6589 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6591 2009-05-31 Ian Lance Taylor <iant@google.com>
6593 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6594 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6595 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6597 2009-05-31 Jason Merrill <jason@redhat.com>
6599 * tree-pretty-print.c (print_call_name): Take the callee, not the
6600 call itself. Make non-static. Use dump_function_name for functions.
6601 (dump_generic_node): Adjust.
6602 * diagnostic.h: Declare print_call_name.
6603 * gimple-pretty-print.c (dump_gimple_call): Use it.
6605 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6607 * config/sh/sh.md (ashldi3_std): New define_expand.
6610 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6613 * config/sh/sh.c: Include debug.h.
6614 (sh_expand_epilogue): Emit a blockage insn before the frame
6615 pointer adjustment also when dwarf2out_do_frame returns true.
6617 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6619 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6620 (thumb2_extendqidi2): New pattern.
6622 2009-05-31 Ira Rosen <irar@il.ibm.com>
6624 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6625 mark phis for renaming.
6626 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6627 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6628 Call mark_sym_for_renaming.
6629 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6630 * tree-vect-loop.c (vect_transform_loop): Remove
6631 vect_memsyms_to_rename initialization and a call to
6632 mark_set_for_renaming.
6634 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6637 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6638 frame related even if !set_cfa && style < 0.
6640 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6642 * config/i386/mingw-tls.c: New file.
6643 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6644 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6645 defining _WIN32 but not __CYGWIN__.
6647 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6649 * configure.ac: Add MPC support.
6651 * config.in, configure: Regenerate.
6653 2009-05-29 Richard Henderson <rth@redhat.com>
6655 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6656 NOTE_INSN_BASIC_BLOCK.
6657 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6658 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6659 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6661 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6663 (add_cfi): Disable check redefining cfa away from drap.
6664 (lookup_cfa_1): Add remember argument; handle remember/restore.
6665 (lookup_cfa): Pass remember argument.
6666 (cfa_remember): New.
6667 (compute_barrier_args_size_1): Remove sibcall check.
6668 (dwarf2out_frame_debug_def_cfa): New.
6669 (dwarf2out_frame_debug_adjust_cfa): New.
6670 (dwarf2out_frame_debug_cfa_offset): New.
6671 (dwarf2out_frame_debug_cfa_register): New.
6672 (dwarf2out_frame_debug_cfa_restore): New.
6673 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6674 (dwarf2out_begin_epilogue): New.
6675 (dwarf2out_frame_debug_restore_state): New.
6676 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6677 DW_CFA_restore_state.
6678 (output_cfi_directive): Likewise.
6679 (convert_cfa_to_fb_loc_list): Likewise.
6680 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6681 * dwarf2out.h: Update.
6682 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6683 (copy_insn_1): Early out for null.
6684 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6685 and dwarf2out_frame_debug_restore_state.
6686 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6687 (prologue_insn_hash, epilogue_insn_hash): New.
6688 (free_after_compilation): Adjust freeing accordingly.
6689 (record_insns): Create hash table if needed; push insns into
6690 hash instead of array.
6691 (maybe_copy_epilogue_insn): New.
6692 (contains): Search hash table instead of array.
6693 (sibcall_epilogue_contains): Remove.
6694 (thread_prologue_and_epilogue_insns): Split eh_return insns
6695 and mark them as epilogues.
6696 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6697 scanning in terms of basic blocks.
6698 * insn-notes.def (CFA_RESTORE_STATE): New.
6699 * jump.c (returnjump_p_1): Accept EH_RETURN.
6700 (eh_returnjump_p_1, eh_returnjump_p): New.
6701 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6702 CFA_REGISTER, CFA_RESTORE): New.
6703 * rtl.def (EH_RETURN): New.
6704 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6706 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6707 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6709 * config/i386/i386.c (gen_push): Update cfa state.
6710 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6711 add a CFA_ADJUST_CFA note.
6712 (ix86_dwarf_handle_frame_unspec): Remove.
6713 (ix86_expand_prologue): Update cfa state.
6714 (ix86_emit_restore_reg_using_pop): New.
6715 (ix86_emit_restore_regs_using_pop): New.
6716 (ix86_emit_leave): New.
6717 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6718 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6719 * config/i386/i386.h (struct machine_cfa_state): New.
6720 (ix86_cfa_state): New.
6721 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6722 (eh_return_internal): Merge from eh_return_<mode>,
6723 use eh_return rtx, split w/ epilogue.
6725 2009-05-29 Ian Lance Taylor <iant@google.com>
6727 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6729 * calls.c (emit_library_call_value_1): Likewise.
6731 * c-typeck.c (c_build_va_arg): New function.
6732 * c-tree.h (c_build_va_arg): Declare.
6733 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6734 instead of build_va_arg.
6736 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6738 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6739 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6740 (ptr_difference_cost): Use affine combinations to compute it.
6741 (difference_cost): Likewise.
6742 (get_computation_cost_at): Compute more accurate cost for addresses
6743 if the ratio is a multiplier allowed in addresses.
6744 For non-addresses, consider that an additional offset or symbol is
6747 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6749 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6750 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6752 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6753 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6754 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6756 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6757 to 1 for TYPE_SSE{IADD1,CVT1}.
6758 (prefix_vex_imm8): Removed.
6759 (length_vex): Only pass 1 as second argument to
6760 ix86_attr_length_vex_default if prefix_extra is 0.
6761 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6762 (length): For prefix vex computation use length_immediate
6763 attribute instead of prefix_vex_imm8.
6764 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6765 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6766 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6767 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6768 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6769 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6770 a space in between the operands.
6771 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6772 if one operand is 0xff and the other one si, di, bp or sp.
6773 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6774 other one si, di, bp or sp.
6775 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6776 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6777 type and mode attributes.
6778 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6779 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6780 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6781 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6782 prefix_data16 attribute iff MODE_DF.
6783 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6784 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6785 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6786 constm128_operand in length_immediate computation.
6787 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6788 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6789 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6790 length_immediate attribute to 1.
6791 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6792 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6793 for certain alternatives.
6794 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6795 prefix_data16 attribute if MODE_V1DF.
6796 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6797 length_immediate to 1.
6798 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6799 length_address to 4, set mode attribute to MODE_DI.
6800 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6801 (fxam<mode>2_i387): Set length attribute to 4.
6802 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6803 *prefetch_3dnow_rex): Override length_address attribute.
6804 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6806 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6807 (constm128_operand): Removed.
6808 * config/i386/i386.c (memory_address_length): For
6809 disp && !index && !base in 64-bit mode account for SIB byte if
6810 print_operand_address can't optimize disp32 into disp32(%rip)
6811 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6812 for fs: or gs: segment.
6813 (ix86_attr_length_immediate_default): When checking if shortform
6814 is possible, truncate immediate to the length of the non-shortened
6816 (ix86_attr_length_address_default): Ignore MEM_P operands
6818 (ix86_attr_length_vex_default): Only check for DImode on
6819 GENERAL_REG_P operands.
6820 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6821 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6822 (sse_cvttps2pi): Clear prefix_rep attribute.
6823 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6825 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6826 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6827 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6828 iff operand 2 is const_int_operand.
6829 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6830 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6831 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6833 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6835 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6836 prefix_data16 attribute for movlpd and movhpd instructions.
6837 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6838 length_immediate for shufpd instruction.
6839 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6840 (avx_cmpp<avxmodesuffixf2c><mode>3,
6841 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6842 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6843 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6844 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6845 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6846 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6847 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6848 prefix_data16 attribute for the first alternative to 1.
6849 (*avx_loadlps): Override length_immediate for the first alternative.
6850 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6851 attributes for second alternative.
6852 (*vec_concatv2sf_sse4_1): Override length_immediate and
6853 prefix_data16 attributes for second alternative.
6854 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6855 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6856 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6857 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6858 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6859 prefix_data16 and length_immediate to 1.
6860 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6862 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6863 prefix_extra attribute for variants that don't have 0f prefix alone.
6864 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6865 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6866 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6867 *sse4_1_pextrd): Set length_immediate to 1.
6868 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6869 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6871 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6872 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6873 length_immediate to 1 for second alternative.
6874 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6875 prefix_extra and length_immediate attributes for the first
6877 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6879 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6880 to 1 for the first and third alternative.
6881 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6883 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6885 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6887 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6888 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6889 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6890 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6891 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6892 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6893 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6894 ssse3_psign<mode>3): Override prefix_rex attribute.
6895 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6896 (ssse3_palignrti): Override length_immediate to 1.
6897 (ssse3_palignrdi): Override length_immediate to 1, override
6898 prefix_rex attribute.
6899 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6900 (sse4a_extrqi): Override length_immediate to 2.
6901 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6902 (sse4a_insertq): Override prefix_data16 to 0.
6903 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6904 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6905 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6906 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6907 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6908 and length_immediate to 1.
6909 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6910 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6911 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6912 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6913 and length_immediate to 1.
6914 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6915 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6916 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6917 avx_ptest256): Override prefix_extra to 1.
6918 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6919 Override prefix_data16 and length_immediate to 1.
6920 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6921 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6922 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6923 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6924 prefix_data16 to 0 and prefix_extra to 2.
6925 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6926 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6928 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6929 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6930 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6931 and prefix_extra to 2.
6932 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6933 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6934 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6935 avx_vpermilvar<mode>3,
6936 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6937 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6938 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6939 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6940 Override prefix_extra to 1.
6941 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6942 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6943 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6944 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6945 prefix_extra and length_immediate to 1.
6946 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6948 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6949 to 1 for the first alternative.
6950 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6951 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6953 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6954 *movv2sf_internal_avx, *movv2sf_internal): Override
6955 prefix_rep attribute for certain alternatives.
6956 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6957 attributes for certain alternatives.
6958 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6959 attributes for certain alternatives.
6960 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6961 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6962 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6963 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6964 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6965 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6966 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6967 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6968 length_immediate to 1 if operand 2 is const_int_operand.
6969 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6970 *vec_extractv2si_1): Set length_immediate attribute to 1.
6971 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6972 using old 3DNOW insn rather than SSE/3DNOW_A.
6973 (mmx_emms, mmx_femms): Clear modrm attribute.
6975 2009-05-29 Martin Jambor <mjambor@suse.cz>
6977 * tree-sra.c: New implementation of SRA.
6979 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6980 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6981 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6982 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6983 (SRA_MAX_STRUCTURE_COUNT): Removed.
6984 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6985 * doc/invoke.texi (sra-max-structure-size): Removed.
6986 (sra-field-structure-ratio): Removed.
6988 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6991 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6994 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6996 PR rtl-optimization/40101
6997 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6998 seqno. Adjust comment.
6999 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7000 inserting bookkeeping before a jump, the jump is not scheduled.
7001 When no positive seqno found, provide a value. Add comment.
7003 2009-05-29 Richard Guenther <rguenther@suse.de>
7005 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7006 short-cutting on the first component.
7008 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7011 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7012 for trees other than decls/types.
7014 2009-05-29 Richard Guenther <rguenther@suse.de>
7016 * tree-ssa-operands.c (get_expr_operands): Do not handle
7017 INDIRECT_REFs in the handled-component case. Remove
7018 unused get_ref_base_and_extent case.
7019 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7020 tree_low_cst and host_integerp where possible.
7021 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7022 codes for equivalence.
7023 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7025 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7027 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7028 to tmake_file for i[34567]86-*-cygwin*.
7030 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7033 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7034 (altivec_categorize_keyword, init_vector_keywords,
7035 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7038 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7040 * tree.c (handle_dll_attribute): Check if node is
7041 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7043 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7045 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7047 (thumb2_zero_extendqidi2): Likewise.
7049 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7051 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7052 instead of gen_movrt.
7053 * config/sh/sh.md (movrt): Remove.
7055 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7057 * doc/invoke.texi (IA-64 Options):
7058 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7059 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7060 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7061 -msched-prefer-non-control-spec-insns,
7062 -msched-stop-bits-after-every-cycle,
7063 -msched-count-spec-in-critical-path,
7064 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7065 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7066 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7067 and -msched-spec-verbose.
7069 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7071 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7072 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7074 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7076 2009-05-28 Richard Guenther <rguenther@suse.de>
7078 * tree-ssa-alias.c (ao_ref_init): New function.
7079 (ao_ref_base): Likewise.
7080 (ao_ref_base_alias_set): Likewise.
7081 (ao_ref_alias_set): Likewise.
7082 (refs_may_alias_p_1): Change signature.
7083 (refs_may_alias_p): Adjust.
7084 (refs_anti_dependent_p): Likewise.
7085 (refs_output_dependent_p): Likewise.
7086 (call_may_clobber_ref_p_1): Change signature.
7087 (call_may_clobber_ref_p): Adjust.
7088 (stmt_may_clobber_ref_p_1): New function split out from ...
7089 (stmt_may_clobber_ref_p): ... here.
7090 (maybe_skip_until): Adjust signature.
7091 (get_continuation_for_phi): Likewise.
7092 (walk_non_aliased_vuses): Likewise.
7093 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7094 (ao_ref_init): Declare.
7095 (ao_ref_base): Likewise.
7096 (ao_ref_alias_set): Likewise.
7097 (stmt_may_clobber_ref_p_1): Likewise.
7098 (walk_non_aliased_vuses): Adjust.
7099 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7100 (get_ref_from_reference_ops): remove.
7101 (vn_reference_lookup_2): Adjust signature.
7102 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7103 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7104 (vn_reference_lookup): Adjust.
7105 (vn_reference_insert): Likewise.
7106 (vn_reference_insert_pieces): Adjust signature.
7107 (visit_reference_op_call): Adjust.
7108 * tree-ssa-pre.c (get_expr_type): Simplify.
7109 (phi_translate_1): Adjust.
7110 (compute_avail): Likewise.
7111 (translate_vuse_through_block): Do not re-build trees.
7112 (value_dies_in_block_x): Likewise.
7113 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7115 (vn_reference_lookup_pieces): Adjust declaration.
7116 (vn_reference_insert_pieces): Likewise.
7118 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7120 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7121 with checking disabled.
7123 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7127 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7128 macro definition for support of three-operand format aligned
7129 .comm directive in assembler on cygwin/pe/mingw target OS.
7130 * configure: Regenerate.
7131 * config.h: Regenerate.
7133 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7134 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7135 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7137 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7138 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7140 2009-05-28 Ira Rosen <irar@il.ibm.com>
7142 PR tree-optimization/40254
7143 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7144 in analysis of basic blocks.
7146 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7149 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7150 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7151 (TARGET_INITIALIZER): Use it.
7152 * cse.c (CHEAPER): Move it up to the other macros.
7153 (insert): Rename this ...
7154 (insert_with_costs): ... to this. Add cost parameters. Update
7156 (insert): New function. Call insert_with_costs.
7157 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7158 find_reg_offset_for_const, try_const_anchors): New functions.
7159 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7160 when using a const-anchor. Call insert_const_anchors.
7161 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7162 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7164 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7166 * tree-inline.c (remap_decls): Enable nonlocalized variables
7167 when not optimizing.
7169 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7171 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7172 Simplify other tests involving optimize.
7174 2009-05-27 Tom Tromey <tromey@redhat.com>
7176 * unwind-dw2.c (_Unwind_DebugHook): New function.
7177 (uw_install_context): Call _Unwind_DebugHook.
7179 2009-05-27 Tom Tromey <tromey@redhat.com>
7181 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7183 2009-05-27 Ian Lance Taylor <iant@google.com>
7185 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7186 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7187 (ALL_LINKERFLAGS): Define.
7188 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7189 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7190 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7191 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7192 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7193 $(LINKER_FOR_BUILD).
7194 (build/gcov-iov$(build_exeext)): Likewise.
7196 2009-05-27 Julian Brown <julian@codesourcery.com>
7198 * gcse.c (target.h): Include.
7199 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7200 copy of argument to a pseudo register.
7202 2009-05-27 Diego Novillo <dnovillo@google.com>
7204 * tree-ssa-live.c (dump_scope_block): Document arguments.
7205 (dump_scope_blocks): Document.
7206 (debug_scope_blocks): New.
7207 * tree-flow.h (debug_scope_blocks): Declare.
7209 2009-05-21 Denis Chertykov <denisc@overta.ru>
7211 * doc/contrib.texi (Contributors): Add myself to the list.
7213 2009-05-27 Olivier Hainque <hainque@adacore.com>
7215 * expr.c (target_align): New function. Alignment the TARGET of an
7216 assignment may be assume to have.
7217 (highest_pow2_factor_for_target): Use it instead of relying on
7218 immediate tree attributes of TARGET, not necessarily honored when
7219 intermediate bitfields are involved.
7221 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7224 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7225 AVX, SSE4, AES, PCLMUL and POPCNT.
7227 2009-05-27 Diego Novillo <dnovillo@google.com>
7229 * tree-pretty-print.c (dump_location): New.
7230 (dump_generic_node): Call it.
7231 Factor code to handle BLOCK nodes ...
7232 (dump_block_node): ... here.
7234 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7236 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7238 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7240 * gcc-plugin.h: Include config.h and system.h.
7241 (IN_GCC): Define if not defined.
7243 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7246 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7249 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7251 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7253 * config/m32r/m32r.h: Ditto.
7254 * config/m32r/m32r.md: Ditto.
7255 * config/m32r/predicates.md: Ditto.
7257 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7259 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7261 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7264 (Loading plugins): typo.
7265 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7266 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7267 (Interacting with the GCC Garbage Collector): Added new section.
7268 (Giving information about a plugin): Added new section for
7270 * ggc.h (ggc_register_root_tab): Added declaration.
7271 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7272 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7273 (register_callback): Improved comment in declaration.
7274 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7275 (extra_root_vec) Added static variable for dynamic roots registration.
7276 (ggc_register_root_tab) Added new routine.
7277 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7278 PLUGIN_GGC_MARKING event.
7279 * ggc-zone.c: Include plugin.h.
7280 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7281 * ggc-page.c: Include plugin.h.
7282 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7283 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7284 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7285 (register_callback): check lack of callbacks for
7286 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7287 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7288 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7289 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7290 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7291 dependency on plugin.h.
7292 (plugin.o): Added dependency on ggc.h...
7294 2009-05-26 Richard Guenther <rguenther@suse.de>
7298 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7299 with mismatched comparison modes.
7301 * expr.c (expand_expr_real_1): Expand the operand of a
7302 VIEW_CONVERT_EXPR in its natural mode.
7304 2009-05-26 Ian Lance Taylor <iant@google.com>
7306 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7307 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7308 (ALL_COMPILERFLAGS): Define.
7309 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7310 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7311 (collect2$(exeext), collect2.o): Likewise.
7312 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7313 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7314 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7315 (libbackend.o, intl.o, cppdefault.o): Likewise.
7316 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7317 (build/%.o): Use $(COMPILER_FOR_BUILD).
7318 (build/gen%$(build_exeext)): Likewise.
7319 (build/gcov-iov$(build_exeext)): LIkewise.
7320 * config/t-darwin (darwin.o): Use $(COMPILER).
7321 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7322 * config/t-sol2 (sol2-c.o): Likewise.
7324 * config/t-vxworks (vxworks.o): Likewise.
7325 * config/x-darwin (host-darwin.o): Likewise.
7326 * config/x-hpux (host-hpux.o): Likewise.
7327 * config/x-linux (host-linux.o): Likewise.
7328 * config/x-solaris (host-solaris.o): Likewise.
7329 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7330 * config/arm/t-arm (arm-c.o): Likewise.
7331 * config/arm/t-pe (pe.o): Likewise.
7332 * config/arm/t-wince-pe (pe.o): Likewise.
7333 * config/i386/t-cygming (winnt.o): Likewise.
7334 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7335 * config/i386/t-cygwin (cygwin1.o): Likewise.
7336 (cygwin2.o): Likewise.
7337 * config/i386/t-i386 (i386-c.o): Likewise.
7338 * config/i386/t-interix (winnt.o): Likewise.
7339 * config/i386/t-netware (netware.o): Likewise.
7340 * config/i386/t-nwld (nwld.o): Likewise.
7341 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7342 * config/i386/x-i386 (driver-i386.o): Likewise.
7343 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7344 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7345 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7346 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7347 * config/mips/x-native (driver-native.o): Likewise.
7348 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7349 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7350 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7351 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7352 * config/score/t-score-elf (score7.o): Likewise.
7353 (score3.o): Likewise.
7354 * config/sh/t-sh (sh-c.o): Likewise.
7355 * config/sh/t-symbian (sh-c.o): Likewise.
7356 (symbian.o): Likewise.
7357 * config/spu/t-spu-elf (spu-c.o): Likewise.
7358 * config/v850/t-v850 (v850-c.o): Likewise.
7359 * config/v850/t-v850e (v850-c.o): Likewise.
7361 2009-05-26 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/40122
7364 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7365 VECTOR_CSTs if possible.
7366 (fold_gimple_assign): Likewise.
7368 2009-05-26 Richard Guenther <rguenther@suse.de>
7371 * fold-const.c (fold_binary): Use the correct types for building
7374 2009-05-26 Richard Guenther <rguenther@suse.de>
7376 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7377 redundant calls to merge_alias_info.
7378 (bump_vector_ptr): Likewise.
7379 * tree-ssa-copy.c (merge_alias_info): Remove.
7380 (replace_exp_1): Remove call to merge_alias_info.
7381 (propagate_tree_value): Likewise.
7382 (fini_copy_prop): Propagate points-to info.
7383 * tree-flow.h (merge_alias_info): Remove.
7385 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7387 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7389 2009-05-25 Jan Hubicka <jh@suse.cz>
7391 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7392 * cgraph.h (struct inline_summary): New filed self_wize,
7393 size_inlining_benefit, self_time and time_inlining_benefit.
7394 (struct cgraph_global_info): Replace insns by time ans size fields.
7395 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7396 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7397 (ipcp_update_callgraph): Do not touch function bodies.
7398 * ipa-inline.c: Include except.h
7399 (MAX_TIME): New constant.
7400 (overall_insns): Remove.
7402 (overall_size, max_benefit): New static variables.
7403 (cgraph_estimate_time_after_inlining): New function.
7404 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7405 (cgraph_clone_inlined_nodes): Update size.
7406 (cgraph_mark_inline_edge): Update size.
7407 (cgraph_estimate_growth): Use size info.
7408 (cgraph_check_inline_limits): Check size.
7409 (cgraph_default_inline_p): Likewise.
7410 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7411 (cgraph_decide_recursive_inlining): Check size.
7412 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7414 (cgraph_decide_inlining): Likewise.
7415 (cgraph_decide_inlining_incrementally): Likewise; honor
7416 PARAM_EARLY_INLINING_INSNS.
7417 (likely_eliminated_by_inlining_p): New predicate.
7418 (estimate_function_body_sizes): New function.
7419 (compute_inline_parameters): Use it.
7420 * except.c (must_not_throw_labels): New function.
7421 * except.h (must_not_throw_labels): Declare.
7422 * tree-inline.c (init_inline_once): Kill inlining_weigths
7423 * tree-ssa-structalias.c: Avoid uninitialized warning.
7424 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7425 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7426 (PARAM_INLINE_CALL_COST): Remove.
7427 (PARAM_EARLY_INLINING_INSNS): New.
7429 2009-05-25 Richard Guenther <rguenther@suse.de>
7431 PR tree-optimization/36327
7432 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7433 callback for reference translation or lookup at the point of may-defs.
7434 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7435 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7436 for union COMPONENT_REFs.
7437 (vn_reference_lookup_3): New callback. Lookup from memset
7438 and CONSTRUCTOR assignment, translate through struct copies.
7439 (vn_reference_lookup_pieces): Make sure to not free the
7440 passed operands array. Adjust walk_non_aliased_vuses call.
7441 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7442 make sure we do not leak memory.
7444 2009-05-25 Richard Guenther <rguenther@suse.de>
7446 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7447 * tree-inline.c (expand_call_inline): Reset the escaped and
7449 * tree-ssa-structalias.c (pass_build_ealias): New.
7450 * tree-pass.h (pass_build_ealias): Declare.
7451 * passes.c (init_optimization_passes): Add PTA during
7452 early optimizations.
7453 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7454 and CALLUSED solutions.
7455 (dump_points_to_solution): New function, split out from ...
7456 (dump_points_to_info_for): ... here.
7457 * tree-parloops.c (parallelize_loops): Reset the escaped and
7460 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7463 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7464 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7466 2009-05-25 Ira Rosen <irar@il.ibm.com>
7468 PR tree-optimization/40238
7469 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7470 statements after basic block's labels.
7471 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7472 to free the allocated memory.
7474 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7476 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7477 return address with a USE.
7479 2009-05-24 Richard Guenther <rguenther@suse.de>
7482 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7483 array type from the main variant of the inner type.
7485 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7487 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7488 definition to bool (from int) to un-break build.
7489 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7491 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7493 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7494 discard_stmt_changes): Delete.
7495 * tree-ssa-operands.c (scb_stack): Delete.
7496 (init_ssa_operands): Do not initialize it.
7497 (fini_ssa_operands): Do not free it.
7498 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7500 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7501 update_stmt, remove the others. Fix comments.
7502 * tree-dfa.c (optimize_stack_restore): Likewise.
7503 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7504 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7505 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7506 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7508 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7509 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7510 (dom_opt_finalize_block): Likewise, adjusting access to
7512 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7513 (stmts_to_rescan): Change item type to gimple.
7514 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7516 2009-05-24 Ira Rosen <irar@il.ibm.com>
7518 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7519 * tree-pass.h (pass_slp_vectorize): New pass.
7520 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7521 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7522 * tree-vectorizer.c (timevar.h): Include.
7523 (user_vect_verbosity_level): Declare.
7524 (vect_location): Fix comment.
7525 (vect_set_verbosity_level): Update user_vect_verbosity_level
7526 instead of vect_verbosity_level.
7527 (vect_set_dump_settings): Add an argument. Ignore user defined
7528 verbosity if dump flags require higher level of verbosity. Print to
7529 stderr only for loop vectorization.
7530 (vectorize_loops): Update call to vect_set_dump_settings.
7531 (execute_vect_slp): New function.
7532 (gate_vect_slp): Likewise.
7533 (struct gimple_opt_pass pass_slp_vectorize): New.
7534 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7536 (vec_info_for_bb): New function.
7537 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7538 (VECTORIZATION_ENABLED): New macro.
7539 (SLP_ENABLED, SLP_DISABLED): Likewise.
7540 (vect_is_simple_use): Add bb_vec_info argument.
7541 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7542 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7543 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7544 vect_schedule_slp, vect_analyze_slp): Likewise.
7545 (vect_analyze_stmt): Add slp_tree argument.
7546 (find_bb_location): Declare.
7547 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7548 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7549 (vect_analyze_loop_operations, vect_analyze_loop,
7550 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7551 vect_finalize_reduction, vectorizable_reduction,
7552 vectorizable_live_operation, vect_transform_loop): Likewise.
7553 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7554 skip evolution analysis if analyzing a basic block.
7555 (dr_analyze_indices): Likewise.
7556 (initialize_data_dependence_relation): Skip the test whether the
7557 object is invariant for basic blocks.
7558 (compute_all_dependences): Skip dependence analysis for data
7559 references in basic blocks.
7560 (find_data_references_in_stmt): Don't fail in case of invariant
7561 access in basic block.
7562 (find_data_references_in_bb): New function.
7563 (find_data_references_in_loop): Move code to
7564 find_data_references_in_bb and add a call to it.
7565 (compute_data_dependences_for_bb): New function.
7566 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7567 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7569 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7570 unknown dependence in basic block and fail in case of dependence in
7572 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7573 dependence instances from either loop or basic block vectorization
7575 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7576 before calling nested_in_vect_loop_p.
7577 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7578 dependence instances from either loop or basic block vectorization
7580 (vect_verify_datarefs_alignment): Likewise.
7581 (vect_enhance_data_refs_alignment): Adjust function calls.
7582 (vect_analyze_data_refs_alignment): Likewise.
7583 (vect_analyze_group_access): Fix printing. Skip different checks if
7584 DR_STEP is 0. Keep strided stores either in loop or basic block
7585 vectorization data structure. Fix indentation.
7586 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7588 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7589 dependence instances from either loop or basic block vectorization
7591 (vect_analyze_data_refs): Update comment. Call
7592 compute_data_dependences_for_bb to analyze basic blocks.
7593 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7594 case of loop vectorization. In case of basic block vectorization use
7595 data-ref itself as a base.
7596 (vect_create_data_ref_ptr): In case of basic block vectorization:
7597 don't advance the pointer, add new statements before the current
7598 statement. Adjust function calls.
7599 (vect_supportable_dr_alignment): Support only aligned accesses in
7600 basic block vectorization.
7601 * common.opt (ftree-slp-vectorize): New flag.
7602 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7603 (vect_pattern_recog_1): Likewise.
7604 * tree-vect-stmts.c (process_use): Likewise.
7605 (vect_init_vector): Add new statements in the beginning of the basic
7606 block in case of basic block SLP.
7607 (vect_get_vec_def_for_operand): Adjust function calls.
7608 (vect_finish_stmt_generation): Likewise.
7609 (vectorizable_call): Add assert that it is loop vectorization, adjust
7611 (vectorizable_conversion, vectorizable_assignment): Likewise.
7612 (vectorizable_operation): In case of basic block SLP, take
7613 vectorization factor from statement's type and skip the relevance
7614 check. Adjust function calls.
7615 (vectorizable_type_demotion): Add assert that it is loop
7616 vectorization, adjust function calls.
7617 (vectorizable_type_promotion): Likewise.
7618 (vectorizable_store): Check for outer loop only in case of loop
7619 vectorization. Adjust function calls. For basic blocks, skip the
7620 relevance check and don't advance pointers.
7621 (vectorizable_load): Likewise.
7622 (vectorizable_condition): Add assert that it is loop vectorization,
7623 adjust function calls.
7624 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7625 that it is not reduction, get vector type, call only supported
7626 functions, skip loop specific parts.
7627 (vect_transform_stmt): Check for outer loop only in case of loop
7629 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7630 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7631 for external definition.
7632 * passes.c (pass_slp_vectorize): New pass.
7633 * tree-vect-slp.c (find_bb_location): New function.
7634 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7635 check for patterns only in loops.
7636 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7637 case of multiple types in basic block SLP.
7638 (vect_mark_slp_stmts_relevant): New function.
7639 (vect_supported_load_permutation_p): Fix comment.
7640 (vect_analyze_slp_instance): Add argument. In case of basic block
7641 SLP, take vectorization factor from statement's type, check that
7642 unrolling factor is 1. Adjust function call. Save SLP instance in
7643 either loop or basic block vectorization structure. Return FALSE,
7645 (vect_analyze_slp): Add argument. Get strided stores groups from
7646 either loop or basic block vectorization structure. Return FALSE
7647 if basic block SLP failed.
7648 (new_bb_vec_info): New function.
7649 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7650 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7651 (vect_schedule_slp): Add argument. Get SLP instances from either
7652 loop or basic block vectorization structure. Set vectorization factor
7653 to be 1 for basic block SLP.
7654 (vect_slp_transform_bb): New function.
7655 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7657 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7659 * final.c (shorten_branches): Do not align labels for jump tables.
7660 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7662 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7664 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7665 Remove outdated reference to flow.c and fix nits.
7666 * doc/gccint.texi: Tweak RTL description.
7667 * doc/rtl.texi: Likewise.
7669 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7671 * config/avr/avr.c: Change my email address.
7672 * config/avr/avr.h: Likewise.
7673 * config/avr/avr.md: Likewise.
7674 * config/avr/avr-protos.h: Likewise.
7675 * config/avr/libgcc.S: Likewise.
7677 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7679 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7680 (spu_split_load, spu_split_store): Change return type to int.
7681 (spu_split_convert): Declare.
7682 * config/spu/predicates.md (spu_mem_operand): Remove.
7683 (spu_mov_operand): Update.
7684 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7685 * config/spu/spu.c (regno_aligned_for_load): Remove.
7686 (reg_aligned_for_addr, spu_expand_load): Define.
7687 (spu_expand_extv): Reimplement and handle MEM.
7688 (spu_expand_insv): Handle MEM.
7689 (spu_sched_reorder): Handle insn's with length 0.
7690 (spu_legitimate_address_p): Reimplement.
7691 (store_with_one_insn_p): Return TRUE for any mode with size
7692 larger than 16 bytes.
7693 (address_needs_split): Define.
7694 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7696 (spu_convert_move): Define.
7697 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7698 (spu_split_store): Change all MEM's to TImode.
7699 (spu_init_expanders): Preallocate registers that correspond to
7700 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7702 (spu_split_convert): Define.
7703 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7704 (_move<mode>, _movdi, _movti): Update predicate and condition.
7705 (load, store): Change to define_split.
7706 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7708 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7709 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7710 define_insn_and_split of lshr<mode>3.
7711 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7712 (<v>ashr<mode>3_imm): Define.
7713 (extv, extzv, insv): Allow MEM operands.
7714 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7715 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7716 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7717 (_spu_convert2): Change to define_insn_and_split and remove the
7718 corresponding define_peephole2.
7719 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7720 Change predicates to memory_operand.
7722 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7724 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7726 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7728 PR tree-optimization/40219
7729 * tree.c (iterative_hash_expr): Make sure the builtin function is
7730 a normal builtin function and not a front end or back end builtin
7731 before indexing into the built_in_decls array.
7733 2009-05-22 Richard Guenther <rguenther@suse.de>
7736 * alias.c (write_dependence_p): Do not use TBAA for answering
7737 anti-dependence or output-dependence.
7738 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7739 (emit_pointer_definition): Remove.
7740 (emit_alias_warning): Likewise.
7741 (find_what_var_points_to): Remove TBAA pruning code.
7742 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7744 (compute_points_to_sets): Remove code computing the set of
7745 dereferenced pointers.
7746 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7747 oracle for querying anti and output dependencies.
7748 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7749 if TBAA may be applied.
7750 (refs_anti_dependent_p): New function.
7751 (refs_output_dependent_p): Likewise.
7752 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7753 (refs_output_dependent_p): Likewise.
7754 * doc/tree-ssa.texi (Memory model): New section.
7755 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7756 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7757 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7758 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7759 * expr.c (expand_expr_real_1): Likewise.
7760 * gimple-low.c (lower_stmt): Likewise.
7761 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7762 (dump_gimple_cdt): Remove.
7763 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7764 (gimple_size): Likewise.
7765 (walk_gimple_op): Likewise.
7766 (is_gimple_stmt): Likewise.
7767 (walk_stmt_load_store_addr_ops): Likewise.
7768 (gimple_build_cdt): Remove.
7769 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7770 * gimple.h (gimple_cdt_new_type): Remove.
7771 (gimple_cdt_new_type_ptr): Likewise.
7772 (gimple_cdt_set_new_type): Likewise.
7773 (gimple_cdt_location): Likewise.
7774 (gimple_cdt_location_ptr): Likewise.
7775 (gimple_cdt_set_location): Likewise.
7776 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7777 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7778 GIMPLE_CHANGE_DYNAMIC_TYPE.
7779 (verify_types_in_gimple_stmt): Likewise.
7780 * tree-inline.c (estimate_num_insns): Likewise.
7781 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7782 (copy_decl_to_var): Likewise.
7783 (copy_result_decl_to_var): Likewise.
7784 * tree-pretty-print.c (dump_generic_node): Do not handle
7785 CHANGE_DYNAMIC_TYPE_EXPR.
7786 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7787 * tree-ssa-operands.c (get_expr_operands): Likewise.
7788 * tree-ssa-structalias.c (struct variable_info): Remove
7789 no_tbaa_pruning member.
7790 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7791 (unify_nodes): Do not copy it.
7792 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7793 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7794 (set_uids_in_ptset): Do not check it.
7795 (find_what_var_points_to): Likewise.
7796 (compute_tbaa_pruning): Remove.
7797 (compute_points_to_sets): Do not call it.
7798 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7799 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7800 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7801 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7802 (DECL_NO_TBAA_P): Likewise.
7803 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7804 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7805 (expand_omp_atomic_pipeline): Do not set it.
7806 * print-tree.c (print_node): Do not dump it.
7807 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7810 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7813 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7816 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7818 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7821 2009-05-22 Ben Elliston <bje@au.ibm.com>
7823 * Makefile.in (bversion.h, s-bversion): New targets.
7824 (TOPLEV_H): Add bversion.h.
7825 * toplev.h: Include "bversion.h".
7826 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7827 the __format__ attribute only if compiling with the same version
7828 of GCC as the sources (the "build version").
7830 2009-05-22 Ben Elliston <bje@au.ibm.com>
7832 * c-format.c (handle_format_attribute): Fix comment typo.
7834 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7837 * config/ia64/ia64.opt (mfused-madd): New.
7838 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7839 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7840 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7841 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7842 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7843 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7844 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7845 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7846 instruction if !TARGET_FUSED_MADD.
7847 (fpma, fpms): Remove colon from name.
7849 2009-05-22 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7852 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7853 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7855 (create_expression_by_pieces): Only convert if necessary.
7856 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7857 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7859 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7861 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7862 regular pattern from a template and rename it ...
7863 (*extzv_truncsi_exts): ... to this.
7865 2009-05-21 Richard Guenther <rguenther@suse.de>
7867 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7868 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7869 (cgraph_default_inline_p): Likewise.
7870 (cgraph_decide_inlining_incrementally): Likewise.
7872 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7873 Uros Bizjak <ubizjak@gmail.com>
7875 * config/i386/cpuid.h (bit_MOVBE): New.
7877 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7879 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7880 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7881 (ix86_handle_option): Handle OPT_mmovbe.
7882 (ix86_target_string): Add -mmovbe.
7883 (pta_flags): Add PTA_MOVBE.
7884 (processor_alias_table): Add PTA_MOVBE to "atom".
7885 (override_options): Handle PTA_MOVBE.
7887 * config/i386/i386.h (TARGET_MOVBE): New.
7889 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7890 (*bswapsi_movbe): New.
7891 (*bswapdi_movbe): Likewise.
7892 (bswapdi2): Renamed to ...
7894 (bswapdi2): New expander.
7896 * config/i386/i386.opt (mmovbe): New.
7898 * doc/invoke.texi: Document -mmovbe.
7900 2009-05-21 Taras Glek <tglek@mozilla.com>
7902 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7903 * gcc-plugin.h (plugin_init): Updated signature.
7904 * gcc-plugin.h (plugin_name_args): Moved to this header.
7905 * doc/plugins.texi (plugin_init): Updated documention to reflect
7907 * doc/plugins.texi (plugin_name_args): Added to documention.
7909 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7911 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7912 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7914 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7916 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7917 JUMP_TABLE_DATA_P predicates where applicable.
7918 * config/i386/predicates.md: Ditto.
7919 * config/i386/sse.md: Ditto.
7921 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7923 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7924 operand2 -128 override length_immediate attribute to 1.
7925 * config/i386/predicates.md (constm128_operand): New predicate.
7927 * config/i386/i386.c (memory_address_length): Handle %r12
7928 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7930 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7931 mode look through optional ZERO_EXTEND and SUBREG.
7932 * config/i386/i386.md (R12_REG): New define_constant.
7933 (prefix_data16): For sse unit set also for MODE_TI insns.
7934 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7935 insns set if operand 1 is ext_QIreg_operand.
7936 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7937 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7939 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7940 mode from MODE_DI to MODE_SI.
7941 (movdi_1_rex64): Override modrm and length_immediate attributes
7942 only for movabs (TYPE_IMOV, alternative 2).
7943 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7944 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7945 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7946 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7947 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7948 prefix_rex attribute if DImode.
7949 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7950 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7951 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7952 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7953 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7954 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7955 Likewise. For TYPE_IMOV clear length_immediate attribute.
7956 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7957 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7958 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7959 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7960 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7961 or one operand TYPE_ISHIFT.
7962 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7963 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7964 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7965 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7966 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7967 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7968 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7969 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7970 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7971 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7972 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7973 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7974 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7975 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7976 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7977 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7978 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7979 set mode attribute, don't override length attribute.
7980 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7982 (return_internal_long): Set length attribute to 2 instead of 1.
7983 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7984 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7985 prefix_rex attribute.
7986 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7988 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7990 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7992 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7994 2009-05-20 Ian Lance Taylor <iant@google.com>
7996 * tree.c (build_tree_list_vec_stat): New function.
7997 (ctor_to_vec): New function.
7998 (build_nt_call_vec): New function.
7999 (build_call_array): Change args to be a const pointer.
8000 (build_call_vec): New function.
8001 * tree.h (build_nt_call_vec): Declare.
8002 (build_tree_list_vec_stat): Declare.
8003 (build_tree_list_vec): Define.
8004 (build_call_array): Update declaration.
8005 (build_call_vec): Declare.
8006 (ctor_to_vec): Declare.
8007 * c-common.c (tree_vector_cache): New static variable.
8008 (make_tree_vector): New function.
8009 (release_tree_vector): New function.
8010 (make_tree_vector_single): New function.
8011 (make_tree_vector_copy): New function.
8012 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8013 (make_tree_vector_single, make_tree_vector_copy): Declare.
8014 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8015 (c_parser_expr_list): Don't manage cache here, instead call
8017 (c_parser_release_expr_list): Remove static function.
8018 (c_parser_vec_to_tree_list): Remove static function.
8019 (c_parser_attributes): Call build_tree_list_vec instead of
8020 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8021 c_parser_release_expr_list.
8022 (c_parser_postfix_expression_after_primary): Likewise.
8023 (c_parser_objc_keywordexpr): Likewise.
8025 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8027 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8028 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8029 TARGET_CONVERT_TO_TYPE.
8030 * hooks.c (hook_tree_const_tree_null): Define.
8031 * hooks.h (hook_tree_const_tree_null): Declare.
8032 * target.h (struct gcc_target): Add invalid_parameter_type,
8033 invalid_return_type, promoted_type, and convert_to_type fields.
8034 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8035 (TARGET_INVALID_RETURN_TYPE): Define.
8036 (TARGET_PROMOTED_TYPE): Define.
8037 (TARGET_CONVERT_TO_TYPE): Define.
8038 (TARGET_INITIALIZER): Update for new fields.
8039 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8040 (grokparms): Check targetm.invalid_parameter_type.
8041 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8042 * c-convert.c (convert): Check targetm.convert_to_type.
8044 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8046 * config/mips/mips.md (*extenddi_truncate<mode>,
8047 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8049 (*extendhi_truncateqi): New define_insn_and_sptit.
8051 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8054 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8055 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8057 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8059 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8060 the operand of VIEW_CONVERT_EXPR.
8062 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8064 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8065 extended family and model for Intel processors. Support Intel Atom.
8067 2009-05-20 Olivier Hainque <hainque@adacore.com>
8069 * gstab.h (stab_code_type): Define, to be used instead of the
8070 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8072 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8073 occurrences by stab_code_type.
8074 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8076 2009-05-20 Martin Jambor <mjambor@suse.cz>
8078 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8079 (sra_insert_before): Likewise.
8080 (sra_insert_after): Likewise.
8081 (sra_init_cache): Likewise.
8082 (sra_type_can_be_decomposed_p): Likewise.
8083 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8084 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8085 (sra_insert_before): Likewise.
8086 (sra_insert_after): Likewise.
8087 (sra_init_cache): Likewise.
8088 (insert_edge_copies_seq): Made static and moved upwards.
8090 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8093 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8095 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8096 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8099 2009-05-20 Richard Guenther <rguenther@suse.de>
8101 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8102 with mismatched comparison modes.
8104 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8106 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8107 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8108 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8109 with shifts for Thumb2.
8110 (orsi_notsi): New for orn.
8111 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8112 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8113 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8114 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8115 Don't invert remainder for IOR.
8117 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8119 PR tree-optimization/40087
8120 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8121 number_of_iterations_ne): Rename never_infinite argument.
8122 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8123 number_of_iterations_le): Handle pointer-type ivs when
8124 exit_must_be_taken is false.
8125 (number_of_iterations_cond): Do not always assume that
8126 exit_must_be_taken if the control variable is a pointer.
8128 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8130 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8131 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8133 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8135 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8136 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8138 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8141 * c.opt (Wlogical-op): Disabled by default.
8142 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8144 * doc/invoke.texi (Wlogical-op): Likewise.
8146 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8148 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8150 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8151 Propagate the type of the first operand.
8152 <ASSERT_EXPR>: Simplify.
8153 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8154 Rewrite using the RHS code as discriminant.
8155 <NOP_EXPR>: Turn into CASE_CONVERT.
8156 <PLUS_EXPR>: Propagate the type of the first operand.
8158 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8160 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8161 (ia64_dconst_0_375): New.
8162 * config/ia64/ia64.c (ia64_override_options): Remove
8163 -minline-sqrt-min-latency warning.
8164 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8165 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8166 * config/ia64/ia64.md (*sqrt_approx): Remove.
8167 (sqrtsf2): Remove #if 0.
8168 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8169 (sqrtdf): Remove assert.
8170 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8171 (sqrtxf2): Remove #if 0.
8172 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8173 * div.md (sqrt_approx_rf): New.
8174 (sqrtsf2_internal_thr): New implementation.
8175 (sqrtsf2_internal_lat): New.
8176 (sqrtdf2_internal_thr: New implementation.
8177 (sqrtxf2_internal): New implementation.
8179 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8180 Hans-Peter Nilsson <hp@axis.com>
8182 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8183 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8184 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8185 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8186 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8187 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8188 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8189 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8190 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8191 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8192 * c-common.c: ...from here.
8194 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8196 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8198 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8200 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8202 2009-05-19 Ben Elliston <bje@au.ibm.com>
8204 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8205 assignments with memcpy calls.
8206 (add_fdes): Likewise.
8207 (binary_search_unencoded_fdes): Likewise.
8208 (linear_search_fdes): Eliminate type puns.
8210 2009-05-19 Richard Guenther <rguenther@suse.de>
8212 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8213 not falsely claim to have propagated into all uses.
8215 2009-05-19 Ben Elliston <bje@au.ibm.com>
8217 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8220 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8222 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8223 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8224 (TARGET_LEGITIMATE_ADDRESS_P): New.
8225 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8226 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8228 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8231 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8232 child of the containing namespace's DIE.
8234 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8236 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8237 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8238 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8241 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8244 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8245 gen_align with gen_pad.
8246 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8247 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8249 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8250 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8252 * config/i386/i386.md (align): Renamed to ...
8253 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8254 ASM_OUTPUT_MAX_SKIP_PAD.
8256 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8258 * config.gcc: Fix variable syntax.
8261 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8262 before calling exact_log2.
8263 (output_iorsi3): Likewise.
8264 (output_xorsi3): Likewise.
8266 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8268 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8269 for the none zero constant operand except for EQ and NE
8270 comprisons even when the first operand is R0.
8272 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8274 * config/s390/2064.md: Remove trailing whitespaces.
8275 * config/s390/2084.md: Likewise.
8276 * config/s390/constraints.md: Likewise.
8277 * config/s390/fixdfdi.h: Likewise.
8278 * config/s390/libgcc-glibc.ver: Likewise.
8279 * config/s390/s390-modes.def: Likewise.
8280 * config/s390/s390-protos.h: Likewise.
8281 * config/s390/s390.c: Likewise.
8282 * config/s390/s390.h: Likewise.
8283 * config/s390/s390.md: Likewise.
8284 * config/s390/tpf-unwind.h: Likewise.
8286 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8288 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8290 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8293 * configure.ac (m68k-*-*): Check if binutils support TLS.
8294 * configure: Regenerate.
8295 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8296 * config/m68k/constraints.md (Cu): New constraint.
8297 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8298 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8299 (movsi): Handle TLS symbols.
8300 (addsi3_5200): Handle XTLS symbols, indent.
8301 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8302 (m68k_tls_reference_p): Declare.
8303 (m68k_legitimize_address): Declare.
8304 (m68k_unwrap_symbol): Declare.
8305 * config/m68k/m68k.opt (mxtls): New option.
8306 * config/m68k/m68k.c (ggc.h): Include.
8307 (m68k_output_dwarf_dtprel): Implement hook.
8308 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8309 (m68k_expand_prologue): Load GOT pointer when function needs it.
8310 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8311 (m68k_legitimate_constant_address_p): Same.
8312 (m68k_decompose_address): Handle TLS references.
8313 (m68k_get_gp): New static function.
8314 (enum m68k_reloc): New contants.
8315 (TLS_RELOC_P): New macro.
8316 (m68k_wrap_symbol): New static function.
8317 (m68k_unwrap_symbol): New function.
8318 (m68k_final_prescan_insn_1): New static function.
8319 (m68k_final_prescan_insn): New function.
8320 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8322 (legitimize_pic_address): Handle TLS references..
8323 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8324 (m68k_libcall_value_in_a0_p)
8325 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8326 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8327 (m68k_legitimize_tls_address): Handle TLS references.
8328 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8330 (m68k_legitimize_address): Handle TLS symbols.
8331 (m68k_get_reloc_decoration): New static function.
8332 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8334 (m68k_output_dwarf_dtprel): Implement hook.
8335 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8336 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8337 m68k_call_* routines.
8338 (sched_attr_op_type): Handle TLS symbols.
8339 (gt-m68k.h): Include.
8340 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8341 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8343 2009-05-18 Martin Jambor <mjambor@suse.cz>
8345 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8346 (visit_store_addr_for_mod_analysis): New function.
8347 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8348 (determine_cst_member_ptr): Use gimple_assign_single_p.
8349 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8350 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8351 operands. Don't check number of operands of a NOP_EXPR.
8353 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8355 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8357 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8360 * c-common.c (warn_logical_operator): Don't warn if one of
8361 expression isn't always true or false.
8363 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8365 * config/i386/biarch32.h: New file.
8366 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8368 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8370 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8371 *zero_extend<mode>_truncqi): Merge these into ...
8372 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8373 Name the pattern following this as *zero_extendhi_truncqi.
8375 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8378 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8379 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8380 (output_info): Make field HOST_WIDEST_INT.
8381 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8382 (dump_bitmat_statistics): Same.
8384 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8386 * config.gcc (use_gcc_stdint): Set to wrap.
8387 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8388 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8389 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8390 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8391 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8392 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8393 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8394 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8396 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8398 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8400 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8401 Move definitions earlier.
8402 (OPT_ARCH64, OPT_ARCH32): Define.
8403 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8406 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8409 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8412 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8414 * arm.md (movdi2): Copy non-reg values to DImode registers.
8416 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8419 * final.c (label_to_max_skip): New function.
8420 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8421 CODE_LABEL_NUMBER <= max_labelno.
8422 * output.h (label_to_max_skip): New prototype.
8423 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8424 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8425 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8426 Handle CODE_LABELs with >= 16 byte alignment or with
8427 max_skip == (1 << align) - 1.
8428 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8429 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8432 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8433 .p2align 3 if MAX_SKIP is smaller than 7.
8434 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8436 2009-05-15 Ian Lance Taylor <iant@google.com>
8438 * alias.c (struct alias_set_entry_d): Rename from struct
8439 alias_set_entry. Change all uses.
8440 * except.c (struct call_site_record_d): Rename from struct
8441 call_site_record. Change all uses.
8442 * except.h (struct eh_region_d): Rename from struct eh_region.
8444 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8446 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8447 ivtype_map_elt. Change all uses.
8448 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8450 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8451 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8453 (struct sese_d): Rename from struct sese. Change all uses.
8454 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8455 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8456 * optabs.h (struct optab_d): Rename from struct optab. Change all
8458 (struct convert_optab_d): Rename from struct convert_optab.
8460 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8461 ipa_opt_pass. Change all uses.
8462 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8465 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8466 defined as a typedef.
8467 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8470 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8473 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8475 (merge_ranges): Returns bool.
8476 * tree.h (make_range): .. to here.
8477 (build_range_check): Likewise.
8478 (merge_ranges): Likewise. Renamed from merge_ranges.
8479 * c-typeck.c (parser_build_binary_op): Update calls to
8480 warn_logical_operator.
8481 * c-common.c (warn_logical_operator): Add new warning.
8482 * c-common.h (warn_logical_operator): Update declaration.
8484 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8486 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8488 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8490 * doc/install.texi: Document MPC requirements, flags etc.
8492 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8493 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8494 Evaluate constant arguments.
8495 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8496 (fold_builtin_1): Likewise, also evaluate constant arguments.
8497 Remove superfluous break.
8498 (do_mpc_ckconv): New.
8499 * real.h: Include mpc.h.
8500 * toplev.c (print_version): Output MPC version info if available.
8502 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8504 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8506 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8508 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8511 2009-05-15 Jan Hubicka <jh@suse.cz>
8513 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8514 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8515 (try_inline): Fix return value.
8516 (cgraph_decide_inlining_incrementally): Honor new value.
8517 (cgraph_early_inlining): Handle indirect inlining.
8518 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8520 2009-05-15 Jan Hubicka <jh@suse.cz>
8522 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8523 * cgraphunit.c (cgraph_finalize_function): Set it.
8524 (cgraph_expand_function): Use it.
8526 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8528 * real.c (encode_ieee_half): Define.
8529 (decode_ieee_half): Define.
8530 (ieee_half_format): Define.
8531 (arm_half_format): Define.
8532 * real.h (ieee_half_format): Declare.
8533 (arm_half_format): Declare.
8535 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8537 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8538 swapped, and reversed optabs exist before trying to use them.
8540 2009-05-15 Paul Brook <paul@codesourcery.com>
8541 Sandra Loosemore <sandra@codesourcery.com>
8543 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8544 loads. Allow PRE_DEC.
8545 (output_move_neon): Handle PRE_DEC.
8546 (arm_print_operand): Add 'A' for neon structure loads.
8547 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8548 * config/arm/neon.md (neon_mov): Update comment.
8549 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8551 (Um): New constraint.
8553 2009-05-15 Jan Hubicka <jh@suse.cz>
8555 Revert the following patch until testsuite fallout is fixed:
8556 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8557 * cgraph.h (struct inline_summary): New filed self_wize,
8558 size_inlining_benefit, self_time and time_inlining_benefit.
8559 (struct cgraph_global_info): Replace insns by time ans size fields.
8560 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8561 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8562 (ipcp_update_callgraph): Do not touch function bodies.
8563 * ipa-inline.c: Include except.h
8564 (MAX_TIME): New constant.
8565 (overall_insns): Remove
8566 (overall_size, max_benefit): New static variables.
8567 (cgraph_estimate_time_after_inlining): New function.
8568 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8569 (cgraph_clone_inlined_nodes): Update size.
8570 (cgraph_mark_inline_edge): Update size.
8571 (cgraph_estimate_growth): Use size info.
8572 (cgraph_check_inline_limits): Check size.
8573 (cgraph_default_inline_p): Likewise.
8574 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8575 (cgraph_decide_recursive_inlining): Check size.
8576 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8578 (cgraph_decide_inlining): Likewise.
8579 (cgraph_decide_inlining_incrementally): Likewise; honor
8580 PARAM_EARLY_INLINING_INSNS.
8581 (likely_eliminated_by_inlining_p): New predicate.
8582 (estimate_function_body_sizes): New function.
8583 (compute_inline_parameters): Use it.
8584 * except.c (must_not_throw_labels): New function.
8585 * except.h (must_not_throw_labels): Declare.
8586 * tree-inline.c (init_inline_once): Kill inlining_weigths
8587 * tree-ssa-structalias.c: Avoid uninitialized warning.
8588 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8589 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8590 (PARAM_INLINE_CALL_COST): Remove.
8591 (PARAM_EARLY_INLINING_INSNS): New.
8593 2009-05-15 Richard Guenther <rguenther@suse.de>
8595 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8596 not TODO_update_ssa.
8598 2009-05-15 Richard Guenther <rguenther@suse.de>
8600 PR tree-optimization/39999
8601 * gimple.h (gimple_expr_type): Use the expression type looking
8602 through useless conversions.
8603 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8604 (vn_nary_op_insert_stmt): Likewise.
8605 (simplify_binary_expression): Likewise.
8607 2009-05-15 Richard Guenther <rguenther@suse.de>
8609 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8610 New options, enabled by default.
8611 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8613 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8614 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8615 * tree-ssa-structalias.c (gate_tree_pta): New function.
8616 (pass_build_alias): Use it.
8618 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8621 recurse on an invariant address if a conversion from a pointer
8622 type to a wider integer type is involved.
8624 2009-05-15 Jan Hubicka <jh@suse.cz>
8626 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8627 * cgraph.h (struct inline_summary): New filed self_wize,
8628 size_inlining_benefit, self_time and time_inlining_benefit.
8629 (struct cgraph_global_info): Replace insns by time ans size fields.
8630 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8631 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8632 (ipcp_update_callgraph): Do not touch function bodies.
8633 * ipa-inline.c: Include except.h
8634 (MAX_TIME): New constant.
8635 (overall_insns): Remove
8636 (overall_size, max_benefit): New static variables.
8637 (cgraph_estimate_time_after_inlining): New function.
8638 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8639 (cgraph_clone_inlined_nodes): Update size.
8640 (cgraph_mark_inline_edge): Update size.
8641 (cgraph_estimate_growth): Use size info.
8642 (cgraph_check_inline_limits): Check size.
8643 (cgraph_default_inline_p): Likewise.
8644 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8645 (cgraph_decide_recursive_inlining): Check size.
8646 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8648 (cgraph_decide_inlining): Likewise.
8649 (cgraph_decide_inlining_incrementally): Likewise; honor
8650 PARAM_EARLY_INLINING_INSNS.
8651 (likely_eliminated_by_inlining_p): New predicate.
8652 (estimate_function_body_sizes): New function.
8653 (compute_inline_parameters): Use it.
8654 * except.c (must_not_throw_labels): New function.
8655 * except.h (must_not_throw_labels): Declare.
8656 * tree-inline.c (init_inline_once): Kill inlining_weigths
8657 * tree-ssa-structalias.c: Avoid uninitialized warning.
8658 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8659 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8660 (PARAM_INLINE_CALL_COST): Remove.
8661 (PARAM_EARLY_INLINING_INSNS): New.
8662 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8663 (inline-call-cost): Remove.
8664 (early-inlining-insns): New.
8666 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8668 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8670 (print_int_cst_bounds_in_octal_p): Likewise.
8671 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8673 * dwarf2out.c (base_type_die): Likewise.
8674 (is_subrange_type): Delete.
8675 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8676 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8677 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8678 if the destination type is boolean.
8679 (build_range_check): Do not special-case subtypes.
8680 (fold_sign_changed_comparison): Likewise.
8681 (fold_unary): Likewise.
8682 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8683 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8684 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8685 * tree.c (subrange_type_for_debug_p): New predicate based on the
8686 former is_subrange_type.
8687 * tree.h (subrange_type_for_debug_p): Declare.
8688 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8689 (convert_affine_scev): Remove call to above function.
8690 (chrec_convert_aggressive): Likewise.
8691 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8692 false for conversions involving subtypes.
8693 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8694 (vrp_val_min): Likewise.
8695 (needs_overflow_infinity): Likewise.
8696 (extract_range_from_unary_expr): Likewise.
8698 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8700 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8701 * config/frv/frv.c: Likewise.
8702 * config/s390/s390.c: Likewise.
8703 * config/sparc/sparc.h: Likewise.
8704 * config/i386/i386.h: Likewise.
8705 * config/i386/i386.c: Likewise.
8706 * config/crx/crx.c: Likewise.
8707 * config/m68hc11/m68hc11.h: Likewise.
8708 * config/iq2000/iq2000.c: Likewise.
8709 * config/mn10300/mn10300.h: Likewise.
8710 * config/mn10300/mn10300.c: Likewise.
8711 * config/m68k/m68k.c: Likewise.
8712 * config/rs6000/rs6000.c: Likewise.
8713 * config/rs6000/xcoff.h: Likewise.
8714 * config/rs6000/linux64.h: Likewise.
8715 * config/rs6000/sysv4.h: Likewise.
8716 * config/score/score3.c: Likewise.
8717 * config/score/score7.c: Likewise.
8718 * config/score/score.c: Likewise.
8719 * config/arm/arm.md: Likewise.
8720 * config/mips/mips.c: Likewise.
8721 * config/mips/mips.md: Likewise.
8722 * config/bfin/bfin.h: Likewise.
8723 * config/pa/pa.c: Likewise.
8724 * config/pa/constraints.md: Likewise.
8726 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8727 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8728 * config/pdp11/pdp11.h: Use memory_address_p instead.
8730 2009-05-14 Ian Lance Taylor <iant@google.com>
8732 * passes.c (finish_optimization_passes): Change i to int.
8733 * plugin.c (plugins_active_p): Change event to int.
8734 (dump_active_plugins): Likewise.
8735 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8737 * tree.c (tree_range_check_failed): Change c to unsigned int.
8738 (omp_clause_range_check_failed): Likewise.
8739 (build_common_builtin_nodes): Change mode to int. Add cast.
8740 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8741 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8743 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8744 ++ or -- with a variable of enum type.
8746 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8749 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8751 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8753 * store-motion.c: Do not include params.h
8754 * Makefile.in: Fix dependencies for various files.
8756 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8758 * auto-inc-dec.c: Fix pass description, remove apparent
8759 accidental duplication.
8761 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8764 * ipa-utils.h (memory_identifier_string): Moved to ...
8765 * tree.h (memory_identifier_string): Here. Add GTY(()).
8767 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8769 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8770 in the former documentation of...
8771 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8772 * ira-conflicts.c (get_dup_num): Use address_operand.
8773 * targhooks.c (default_legitimate_address_p): New.
8774 * targhooks.h (default_legitimate_address_p): New.
8775 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8777 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8778 * target.h (struct target): Add legitimate_address_p.
8779 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8780 (TARGET_INITIALIZER): Include it.
8782 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8783 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8784 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8785 (TARGET_LEGITIMATE_ADDRESS_P): New.
8787 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8788 (REG_OK_STRICT_P): Delete.
8789 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8790 (frv_legitimate_address_p_1): ... this.
8791 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8792 (frv_legitimate_address_p_1): ... the renamed old
8793 frv_legitimate_address_p.
8794 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8795 (TARGET_LEGITIMATE_ADDRESS_P): New.
8797 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8798 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8799 * config/s390/s390.c (legitimate_address_p): Rename to...
8800 (s390_legitimate_address_p): ... this, make static.
8801 (legitimize_address): Adjust call.
8802 (TARGET_LEGITIMATE_ADDRESS_P): New.
8803 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8805 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8806 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8807 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8808 (TARGET_LEGITIMATE_ADDRESS_P): New.
8810 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8811 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8812 * config/spu/spu.c (spu_legitimate_address): Rename to...
8813 (spu_legitimate_address_p): ... this, make static.
8814 (TARGET_LEGITIMATE_ADDRESS_P): New.
8816 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8817 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8818 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8819 (sparc_legitimate_address_p): ... this, make static and return bool.
8820 (legitimize_address): Adjust call.
8821 (TARGET_LEGITIMATE_ADDRESS_P): New.
8823 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8824 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8825 * config/i386/i386.c (legitimate_address_p): Rename to...
8826 (ix86_legitimate_address_p): ... this, make static.
8827 (constant_address_p): Move after it, adjust call.
8828 (TARGET_LEGITIMATE_ADDRESS_P): New.
8830 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8831 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8832 * config/avr/avr.c (legitimate_address_p): Rename to...
8833 (avr_legitimate_address_p): ... this, make static.
8834 (legitimize_address): Adjust call.
8835 (TARGET_LEGITIMATE_ADDRESS_P): New.
8837 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8838 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8839 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8840 (TARGET_LEGITIMATE_ADDRESS_P): New.
8842 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8843 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8844 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8845 (TARGET_LEGITIMATE_ADDRESS_P): New.
8847 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8848 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8850 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8852 (TARGET_LEGITIMATE_ADDRESS_P): New.
8854 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8855 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8857 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8859 (m68hc11_legitimate_address_p): ... this, make static.
8860 (go_if_legitimate_address_internal): Rename to...
8861 (m68hc11_legitimate_address_p_1): ... this.
8862 (legitimize_address): Adjust call.
8863 (TARGET_LEGITIMATE_ADDRESS_P): New.
8865 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8866 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8867 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8868 (TARGET_LEGITIMATE_ADDRESS_P): New.
8870 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8871 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8872 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8873 (mn10300_legitimate_address_p): ... this, make static.
8874 (TARGET_LEGITIMATE_ADDRESS_P): New.
8876 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8877 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8878 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8879 (TARGET_LEGITIMATE_ADDRESS_P): New.
8881 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8882 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8883 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8884 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8885 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8886 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8887 (rs6000_legitimate_address_p): ... this, make static.
8888 (TARGET_LEGITIMATE_ADDRESS_P): New.
8889 (REG_MODE_OK_FOR_BASE_P): Delete.
8890 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8892 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8893 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8895 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8896 static, adjust types.
8897 (TARGET_LEGITIMATE_ADDRESS_P): New.
8899 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8900 * config/score/score.c (score_address_p): Rename to...
8901 (score_legitimate_address_p): ... this.
8902 (TARGET_LEGITIMATE_ADDRESS_P): New.
8903 * config/score/score3.c (score3_address_p): Rename to...
8904 (score3_legitimate_address_p): ... this.
8905 * config/score/score7.c (score7_address_p): Rename to...
8906 (score7_legitimate_address_p): ... this.
8908 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8909 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8910 GO_IF_LEGITIMATE_ADDRESS): Delete.
8911 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8912 thumb2_legitimate_address_p): Delete.
8913 (arm_legitimate_address_p): Rename to...
8914 (arm_legitimate_address_outer_p): ... this.
8915 * config/arm/constraints.md ("Uq"): Adjust call.
8916 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8917 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8919 (arm_legitimate_address_outer_p): ... this.
8920 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8922 (TARGET_LEGITIMATE_ADDRESS_P): New.
8924 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8925 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8926 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8927 (TARGET_LEGITIMATE_ADDRESS_P): New.
8929 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8930 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8931 * config/vax/vax.c (legitimate_address_p): Rename to...
8932 (vax_legitimate_address_p): ... this, make static.
8933 (TARGET_LEGITIMATE_ADDRESS_P): New.
8935 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8936 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8937 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8938 (TARGET_LEGITIMATE_ADDRESS_P): New.
8940 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8941 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8942 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8943 (mmix_legitimate_address_p): ... this, make static.
8944 (TARGET_LEGITIMATE_ADDRESS_P): New.
8946 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8947 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8948 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8949 (TARGET_LEGITIMATE_ADDRESS_P): New.
8951 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8953 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8954 of MODE_COMPLEX_INT.
8956 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8958 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8959 LCT_NORMAL in function call.
8960 * mips-tdump.c (print_file_desc): Add cast to enum type.
8961 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8962 (mark_stabs): Add casts to enum types.
8963 (parse_stabs_common): Add casts to enum types.
8965 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8967 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8968 Check for invalid values of LETTER.
8970 2009-05-13 Taras Glek <tglek@mozilla.com>
8972 * attribs.c (register_attribute): moved out attribute registration
8973 into register_attribute.
8974 * doc/plugins.texi: Documented register_attribute and
8976 * gcc-plugin.h: Added forward decl for register_attribute.
8977 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8978 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8979 PLUGIN_ATTRIBUTES boilerplate.
8981 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8983 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8984 values even in sentinel and empty entries.
8985 (ms_printf_flag_specs): Likewise.
8986 (ms_scanf_flag_specs): Likewise.
8987 (ms_strftime_flag_specs): Likewise.
8988 (ms_print_char_table): Likewise.
8989 (ms_scan_char_table): Likewise.
8990 (ms_time_char_table): Likewise.
8992 2009-05-13 Doug Kwan <dougkwan@google.com>
8994 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8996 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8998 * config/mips/mips.md (store): Add attributes for QI and HI.
9000 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9001 (truncdi<mode>2): ... this new pattern.
9003 2009-05-13 Brad Hards <bradh@kde.org>
9005 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9007 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9008 Ben Elliston <bje@au.ibm.com>
9011 * dse.c (check_mem_read_rtx): Guard against width == -1.
9013 2009-05-13 Michael Matz <matz@suse.de>
9016 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9017 (trivially_conflicts_p): New function.
9018 (insert_backedge_copies): Use it.
9020 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9022 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9023 (handle_stdc_pragma): Use new enum constant names.
9024 (handle_pragma_float_const_decimal64): Ditto.
9026 2009-05-13 Ian Lance Taylor <iant@google.com>
9028 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9031 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9033 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9034 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9036 * config/m68k/m68k.h (FL_UCLINUX): Define.
9038 2009-05-13 Jan Hubicka <jh@suse.cz>
9040 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9042 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9044 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9045 unless -fschedule-insns is specified.
9047 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9050 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9051 TARGET_EXPAND_CBRANCHDI4.
9052 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9053 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9054 (cmpeqdi): Fix comment.
9056 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9058 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9059 (sh_legitimate_address_p): Likewise.
9060 * config/sh/sh.c (sh_legitimate_index_p): New.
9061 (sh_legitimate_address_p): Likewise.
9062 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9063 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9064 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9065 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9066 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9067 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9068 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9069 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9070 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9072 2009-05-12 Jan Hubicka <jh@suse.cz>
9074 * tree-inline.c (estimate_operator_cost): Add operands;
9075 when division happens by constant, it is cheap.
9076 (estimate_num_insns): Loads and stores are not having cost of 0;
9077 EH magic stuff is cheap; when computing runtime cost of switch,
9078 use log2 base of amount of its cases; builtin_expect has cost of 0;
9079 compute cost for moving return value of call.
9080 (init_inline_once): Initialize time_based flags.
9081 * tree-inline.h (eni_weights_d): Add time_based flag.
9083 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9085 * df-core.c: Update head documentation.
9087 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9090 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9091 shadowing exisiting variable op1.
9093 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9096 * config/i386/driver-i386.c (processor_signatures): New enum.
9097 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9098 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9099 processor signature to detect geode processor.
9101 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9105 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9107 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9108 causes spurious differences between trunk and cond-optab branch.
9110 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9112 * dojump.c (compare_from_rtx): Delete.
9113 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9114 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9115 if the comparison does not satisfy the predicate; test predicates for
9116 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9117 further if one existing pattern fails.
9118 * expr.h (compare_from_rtx): Delete.
9119 (prepare_operand): Declare it.
9120 * optabs.c: Change "lib call" to "libcall" throughout.
9121 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9122 HAVE_conditional_trap, emit_cmp_insn): Delete.
9123 (can_compare_p): Delete cmp_optab case.
9124 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9125 Accept other parameters by value.
9126 (prepare_operand): Make non-static.
9127 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9128 other parameters by value. Try to widen operands here based on
9129 an optab_methods argument and looking at cbranch_optab.
9130 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9131 loop. Use cbranch_optab directly.
9132 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9133 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9135 (emit_conditional_move, emit_conditional_add): Inline what's needed
9136 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9137 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9138 with COMPARE. Move cmov_optab and cstore_optab above
9139 with cbranch_optab, move cmp_optab down with ucmp_optab,
9140 remove tst_otpab. Do not initialize trap_rtx.
9141 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9142 for trap code. Do not check HAVE_conditional_trap. Use
9143 prepare_cmp_insn. Accept no predicate for operand 3.
9144 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9145 (OTI_ctrap, ctrap_optab): New.
9146 (tst_optab): Delete.
9147 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9148 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9149 with lookup of ctrap_optab.
9150 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9154 * combine.c (combine_simplify_rtx, simplify_set): Do not
9155 special case comparing against zero for cc0 machines.
9156 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9157 COMPARE on cc0 machines.
9158 (simplify_relational_operation): Return a new expression when
9159 a COMPARE could be removed.
9160 * final.c (final_scan_insn): Compare cc_status values
9161 against LHS of a (compare FOO (const_int 0)) cc0 source.
9162 Also check if cc_status.value is the full compare.
9164 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9165 (cstoreMM4): Document.
9166 (conditional_trap): Document ctrapMM4 instead.
9167 (sync_compare_and_swapMM): Refer to cbranchcc4.
9168 (Dependent Patterns): Eliminate obsolete information referring to
9169 the old jump optimization phase.
9170 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9171 of compares with 0 on cc0 machines.
9172 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9173 avoiding references to cc0. Remove text about storing operands
9175 * doc/tm.texi (Condition Codes): Include blurb on different
9176 condition code representations, separate into subsections for
9177 CC0, MODE_CC and conditional execution.
9179 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9180 alpha_emit_setcc): Accept operands and a machine mode.
9181 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9182 Get code/op0/op1 from operands, use machine mode argument
9183 instead of alpha_compare.fp_p. Emit the branch here.
9184 (alpha_emit_setcc): Likewise, and return boolean.
9185 (alpha_emit_conditional_move): Likewise. Assert that
9186 cmp_op_mode == cmp_mode, and simplify accordingly.
9187 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9188 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9189 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9191 (stack probe test): Use cbranchdi4.
9192 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9194 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9195 * config/arc/arc.h (movsicc, movsfcc): Use it.
9196 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9197 (cbranchsi4, cstoresi4): New.
9198 (cmpsi, bCC and sCC expanders): Remove.
9200 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9201 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9202 * config/arm/predicates.md (arm_comparison_operator): Only include
9203 floating-point operators if there is a hardware floating-point unit.
9204 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9205 deferring to cbranch_cc and cstore_cc respectively.
9206 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9207 cbranch_cc, cstore_cc): New.
9208 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9210 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9212 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9213 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9215 (adjust_insn_length): Adjust calls.
9216 (avr_reorg): Handle (compare (foo) (const_int 0)).
9217 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9218 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9219 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9220 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9222 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9223 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9225 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9226 (cbranchsi4, cstorebi4, cstoresi4): New.
9227 (movbisi): This insn is duplicate, split it to zero_extend.
9228 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9229 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9230 (bfin_optimize_loop): Use cbranch expander.
9231 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9232 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9233 (bfin_bimode_comparison_operator): ... this.
9234 (bfin_direct_comparison_operator): New.
9236 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9237 inside (compare FOO (const_int 0)).
9238 (cris_rtx_costs): Handle ZERO_EXTRACT.
9239 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9240 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9241 (*tstdi_v32): Delete.
9242 (*cmpdi_non_v32): Add M alternative for operand 1.
9243 (cmpsi, cmp<mode>): Make private.
9244 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9246 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9248 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9249 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9250 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9251 (cc_reg_operand): New.
9253 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9254 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9255 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9256 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9257 crx_expand_scond): Delete.
9259 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9261 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9262 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9264 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9265 cstoresi4, cstoresf4, cstoredf4): New.
9266 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9267 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9268 Receive the entire operands array.
9269 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9270 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9271 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9272 Get test/op0/op1 from the operands array.
9273 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9275 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9276 (h8300_expand_store): New.
9277 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9279 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9280 (h8300_expand_store): New.
9281 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9282 or do not try to produce (set (cc0) REG).
9283 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9284 change a compare into a move to a scratch register. Disable some
9285 peepholes when comparing with zero.
9286 (tstsi, tsthi, tstsi, cmpqi): Make private.
9289 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9292 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9293 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9294 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9295 (ix86_emit_i387_log1p): Use cbranchxf2.
9296 (ix86_expand_setcc): Return void.
9297 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9298 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9299 cmp<MODEF>, cmpcc): Remove.
9300 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9301 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9302 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9303 (sCC and bCC expanders): Remove.
9304 (stack_protect_test): Use cbranchcc4.
9306 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9308 (ia64_expand_compare): Accept three rtx by reference and return void.
9309 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9310 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9311 from *expr. Update *expr with the BImode comparison to do.
9312 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9313 cmptf, bCC, sCC, conditional_trap): Delete.
9314 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9315 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9316 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9317 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9318 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9320 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9321 type of last argument.
9322 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9323 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9324 use machine mode argument instead of branch_type. Remove dead
9325 code for floating-point comparisons.
9326 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9327 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9329 (cbranchsi4, cstoresi4): New.
9330 * config/iq2000/predicates.md (reg_or_const_operand): New.
9332 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9333 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9334 (b<code>_op): Rewrite to...
9335 (bcc_op): ... this, using match_operator.
9336 (s<code>_op): Rewrite to...
9337 (scc_op): ... this, using match_operator.
9338 (s<code>_24_op): Rewrite to...
9339 (scc_op_24): ... this, using match_operator.
9340 (s<code>_<mode>): Rewrite to...
9341 (cstore<mode>4): ... this, using match_operator.
9342 (s<code>_<mode>_24): Rewrite to...
9343 (cstore<mode>4_24): ... this, using match_operator.
9344 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9345 m32c_unpend_compare, m32c_expand_scc): Delete.
9346 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9347 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9348 (m32c_expand_movcc): Change NE to EQ if necessary.
9349 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9351 * config/m32r/m32r-protos.h (gen_cond_store): New.
9352 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9353 (gen_cond_store): New, from sCC patterns.
9354 (m32r_expand_block_move): Use cbranchsi4.
9355 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9356 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9357 (cbranchsi4, cstoresi4): New.
9359 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9361 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9362 (m68hc11_notice_update_cc): Look into a compare with 0.
9363 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9365 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9366 cmphi, cmpqi, bCC): Delete.
9367 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9368 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9369 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9372 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9373 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9374 * config/m68k/constraints.md (H): New.
9375 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9376 the define_insn below.
9377 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9378 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9379 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9380 patterns): Wrap RHS with COMPARE.
9381 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9382 (*cmpdi_internal): Name this pattern.
9383 (cmpdi): Change to define_insn.
9384 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9385 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9386 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9388 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9389 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9390 (conditional_trap): Change to...
9391 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9392 (*conditional_trap): Use the ordered_comparison_operator and
9393 const1_operand predicates.
9394 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9395 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9396 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9397 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9399 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9400 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9401 (mcore_gen_compare): New.
9402 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9403 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9404 (mcore_gen_compare): ... this.
9405 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9406 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9407 (stack probe pattern): Use cbranchsi4.
9409 * config/mips/predicates.md (mips_cstore_operator): New.
9410 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9411 * config/mips/mips.md (any_cond): Delete.
9412 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9414 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9415 fixuns_truncsfdi2): Use cbranch patterns.
9416 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9417 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9418 Adjust call to mips_expand_conditional_branch.
9419 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9421 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9422 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9423 * config/mips/mips.c (cmp_operands): Delete.
9424 (mips_emit_compare): Get comparison operands from *op0/*op1.
9425 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9426 that it succeeds. Use op0/op1 instead of cmp_operands.
9427 (mips_expand_conditional_branch, mips_expand_conditional_move,
9428 mips_expand_conditional_trap): Likewise.
9429 (mips_block_move_loop): Use cbranch patterns.
9430 * config/mips/mips.h (cmp_operands): Delete.
9432 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9433 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9434 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9435 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9436 (*cmpcc_folded): Rename to...
9437 (*cmpdi_folded): this.
9438 (*cmpcc): Rename to...
9440 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9443 (cbranchdf4): New. Handle invalid comparisons here.
9444 * config/mmix/predicates.md (float_comparison_operator): New.
9446 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9447 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9448 * config/mn10300/mn10300.md (tst): Delete.
9449 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9450 Name these patterns and wrap RHS in a compare.
9451 (*cmpsi): Make this pattern private. Include tst.
9452 (*cmpsf): Make this pattern private.
9453 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9454 (compare with zero peepholes): Likewise.
9456 (cbranchsi4, cbranchsf4): New.
9457 (casesi): Use cbranchsi4.
9459 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9460 hppa_branch_type): Delete.
9461 (return_addr_rtx): Use cbranchsi4.
9462 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9463 Emit CCFPmode comparison here.
9464 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9465 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9466 hppa_branch_type): Delete.
9467 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9468 (movsicc, movdicc): Remove references to hppa_compare_op0,
9469 hppa_compare_op1 and compare_from_rtx.
9470 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9471 (casesi): Use cbranchsi4.
9473 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9474 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9475 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9476 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9477 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9479 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9480 (*branch, *branch_inverted): New.
9482 * config/picochip/picochip.md (cbranchhi4): Use
9483 ordered_comparison_operator.
9484 (cmphi, bCC): Remove.
9486 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9487 (trap_comparison_operator): Delete.
9488 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9489 rs6000_emit_cbranch): Accept mode and operands.
9490 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9491 rs6000_compare_fp_p): Delete.
9492 (rs6000_generate_compare): Accept mode and comparison. Extract code
9493 and op0/op1 from there. Replace references to rs6000_compare_op0
9494 and rs6000_compare_op1.
9495 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9496 extract result from passed operands.
9497 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9498 extract loc from passed operands.
9499 (rs6000_emit_cmove): Likewise.
9500 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9501 rs6000_compare_fp_p): Delete.
9502 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9503 (cbranch<GPR>4, cbranch<FP>4): New.
9504 (cstore<mode>4): New. Consolidate here all choices about when to use
9505 portable or specialized sCC sequences.
9506 (stack_protect_test): Use cbranchsi4.
9507 (conditional_trap): Replace with ctrap<GPR>4.
9508 (conditional trap insn): Replace trap_comparison_operator with
9509 ordered_comparison_operator.
9511 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9512 (s390_emit_prologue): Use ctrap.
9513 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9514 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9515 New predicates replacing...
9516 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9517 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9518 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9519 (add<mode>cc): Do not use s390_compare_op0/op1.
9520 (s<code>): Change to...
9521 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9523 (cstorecc4): ... this. Handle EQ or NE equally.
9524 (*sne): Un-privatize for use in cstorecc4.
9525 (b<code>): Change to...
9526 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9527 (conditional_trap): Replace with...
9528 (ctrap<GPR>4, ctrap<FP>4): ... these.
9529 (stack_protect): Use cbranchcc4.
9531 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9532 * config/score/score-protos.h (score_gen_cmp): Delete.
9533 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9534 (score_block_move-loop): Use cbranchsi4.
9535 * config/score/score.md (cbranchsi4): New.
9536 (cmpsi, bCC): Delete.
9537 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9538 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9539 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9540 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9541 * config/score/score3.h (score3_gen_cmp): Delete.
9542 * config/score/score7.h (score7_gen_cmp): Delete.
9544 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9545 (sh_emit_scc_to_t): ... this. Return void.
9546 (from_compare): Rename to...
9547 (sh_emit_compare_and_branch): ... this.
9548 (sh_emit_compare_and_set): New.
9549 (sh_expand_t_scc): Accept operands.
9550 * config/sh/predicates.md (sh_float_comparison_operator): New.
9551 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9552 (prepare_scc_operands): Rename to...
9553 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9555 (sh_emit_cheap_store_flag): New.
9556 (sh_emit_set_t_insn): New.
9557 (from_compare): Rename to...
9558 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9559 handling of TARGET_SH2E floating point to avoid recursive call.
9560 Generate branch here.
9561 (sh_emit_compare_and_set): New.
9562 (sh_expand_t_scc): Get op0/op1 from arguments.
9563 (sh_emit_cheap_store_flag): New.
9564 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9566 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9567 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9568 (movsicc, movdicc): Do nothing when it recreated operands from
9569 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9570 prepare_scc_operands (now sh_emit_scc_to_t).
9571 (udivdi3): Use cstoresi4.
9572 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9573 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9574 (cbranchint4_media, cbranchfp4_media): New.
9575 (casesi): Use cbranchdi4.
9576 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9578 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9579 (movnegt): Remove second operand.
9580 (cbranchsf4, cbranchdf4): New.
9581 (stack_protect): Use cbranchdi4/cbranchsi4.
9583 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9584 (gen_compare_reg): Accept comparison, extract part of it to...
9585 (gen_compare_reg_1): ... this.
9586 (gen_compare_operator): Delete.
9587 (gen_v9_scc): Accept separate destination, comparison code and arms.
9588 Do not use sparc_compare_op0/sparc_compare_op1.
9589 (emit_scc_insn, emit_conditional_branch_insn): New.
9590 (emit_v9_brxx): Make static. Remove useless assertion.
9591 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9593 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9594 * config/sparc/sparc-protos.h (gen_compare_reg,
9595 sparc_emit_float_lib_cmp): Adjust prototype.
9596 (emit_scc_insn, emit_conditional_branch_insn): New.
9597 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9598 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9599 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9600 iterators to the top.
9601 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9602 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9603 snedi_special_trunc): Delete.
9604 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9605 and snedi_special_trunc.
9606 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9607 cbranchdi4, cbranch<F:mode>4): New.
9608 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9609 here. Use gen_compare_reg instead of gen_compare_operator.
9610 (conditional_trap): Replace with...
9611 (ctrapsi4, ctrapdi4): ... this.
9612 (stack_protect_test): Use cbranchcc4.
9614 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9616 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9617 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9618 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9619 from operands[0] or operands[3] depending on is_set.
9620 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9621 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9622 cmpdf, bCC), sCC: Remove.
9623 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9624 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9626 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9627 spu_emit_branch_or_set.
9629 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9631 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9632 xstormy16_compare_op1): Delete.
9633 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9634 xstormy16_compare_op1): Delete.
9635 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9637 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9638 (cmphi, cmpsi, bCC): Remove.
9640 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9641 (*cmpsi): ... this one.
9642 (cbranchsi4, cstoresi4): New.
9643 (bCC expanders): Delete.
9644 (sCC insns): Fold into...
9645 (*setcc): ... this one.
9646 (casesi): Do not use gen_cmpsi and gen_bgtu.
9647 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9648 (movsicc): Simplify.
9649 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9651 * config/vax/vax-protos.h (cond_name): New.
9652 (vax_output_conditional_branch): Remove.
9653 * config/vax/vax.c (cond_name): New.
9654 (vax_output_conditional_branch): Remove.
9655 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9656 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9657 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9658 (bit<VAXint>): Wrap source with (compare).
9659 (b<code> and following unnamed pattern): Rename to *branch and
9660 *branch_reversed. Change macroization to match_operator.
9661 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9663 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9664 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9665 Change last argument to machine_mode.
9666 (xtensa_expand_scc): Add machine_mode argument.
9667 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9668 (gen_conditional_move, xtensa_expand_conditional_branch,
9669 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9670 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9671 Adjust operand numbers.
9672 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9674 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9675 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9676 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9678 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9680 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9681 causes spurious differences between trunk and cond-optab branch.
9683 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9686 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9688 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9690 * tree.c (iterative_hash_pointer): Delete.
9691 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9692 Hash UIDs and versions of SSA names. Don't special-case built-in
9693 function declarations.
9695 2009-05-11 Ian Lance Taylor <iant@google.com>
9698 * graphite.c: Force -Wc++-compat to only be a warning before
9699 #including "cloog/cloog.h".
9701 2009-05-11 Martin Jambor <mjambor@suse.cz>
9703 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9705 2009-05-11 Jan Hubicka <jh@suse.cz>
9707 * tree-ssa-loop-ivcanon.c: Include target.h
9708 (struct loop_size): new structure.
9709 (constant_after_peeling): New predicate.
9710 (tree_estimate_loop_size): New function.
9711 (estimated_unrolled_size): Rewrite for new estimates.
9712 (try_unroll_loop_completely): Use new estimates.
9713 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9715 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9717 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9718 libcpp interface change.
9719 (spu_macro_to_expand): Likewise.
9721 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9723 PR tree-optimization/40026
9724 * gimplify.c (gimplify_init_constructor): Change initial conditional
9725 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9726 optimize_compound_literals_in_ctor.
9728 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9730 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9732 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9734 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9736 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9737 HOST_WIDE_INT for gap.
9739 2009-05-11 Ira Rosen <irar@il.ibm.com>
9741 PR tree-optimization/40074
9742 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9743 account in group size and step comparison.
9745 2009-05-11 Richard Guenther <rguenther@suse.de>
9747 * passes.c (init_optimization_passes): Strip now incorrect comment.
9748 (execute_function_todo): Do not set PROP_alias.
9749 * tree-pass.h (PROP_alias): Remove.
9750 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9751 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9752 * tree-nrv.c (pass_return_slot): Likewise.
9753 * tree-object-size.c (pass_object_sizes): Likewise.
9754 * tree-ssa-dom.c (pass_dominator): Likewise.
9755 (pass_phi_only_cprop): Likewise.
9756 * tree-ssa-dse.c (pass_dse): Likewise.
9757 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9758 (pass_cselim): Likewise.
9759 * tree-ssa-pre.c (pass_pre): Likewise.
9760 (pass_fre): Likewise.
9761 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9762 * tree-ssa-sink.c (pass_sink_code): Likewise.
9763 * tree-stdarg.c (pass_stdarg): Likewise.
9764 * tree-tailcall.c (pass_tail_calls): Likewise.
9765 * tree-vrp.c (pass_vrp): Likewise.
9767 2009-05-10 Ian Lance Taylor <iant@google.com>
9769 * basic-block.h (enum profile_status): Break out of struct
9771 * cgraph.h (struct inline_summary): Break out of struct
9773 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9774 of struct cgraph_order_sort.
9775 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9776 * cse.c (struct branch_path): Break out of struct
9777 cse_basic_block_data.
9778 * except.h (enum eh_region_type): Break out of struct eh_region.
9779 * gcc.c (enum add_del): Break out of struct modify_target.
9780 * genrecog.c (enum decision_type): Break out of struct decision_test.
9781 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9783 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9784 * regmove.c (enum match_use): New enum, broken out of struct match.
9785 * sched-int.h (enum post_call_group): New enum, broken out of
9787 (struct deps_reg): Break out of struct deps.
9788 * target.h (struct asm_int_op): Break out of struct gcc_target.
9789 * tree-eh.c (struct goto_queue_node): Break out of struct
9791 * tree-inline.h (enum copy_body_cge_which): Break out of
9793 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9795 * c-decl.c (in_struct, struct_types): New static variables.
9796 (pushtag): Add loc parameter. Change all callers.
9797 (lookup_tag): Add ploc parameter. Change all callers.
9798 (check_compound_literal_type): New function.
9799 (parser_xref_tag): Add loc parameter. Change all callers. If
9800 -Wc++-compat, warn about struct/union/enum types defined within a
9802 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9803 and loc parameters. Change all callers. Change error calls to
9804 error_at, using loc. For a redefinition, if the location of the
9805 original definition is known, report it. Set in_struct and
9806 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9807 (finish_struct): Add new parameters enclosing_in_struct and
9808 enclosing_struct_types. Change all callers. Set
9809 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9810 in the struct. If in a struct, add this struct to struct_types.
9811 (start_enum): Add loc parameter. Change all callers. Use
9812 error_at for errors, using loc. For a redefinition, if the
9813 location of the original definition is known, report it. If in a
9814 struct, add this enum type to struct_types. If -Wc++-compat warn
9815 if in sizeof, typeof, or alignof.
9816 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9817 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9818 (c_parser_enum_specifier): Get enum location for start_enum.
9819 (c_parser_struct_or_union_specifier): Get struct location for
9820 start_struct. Save in_struct and struct_types status between
9821 start_struct and finish_struct.
9822 (c_parser_cast_expression): Get location of cast.
9823 (c_parser_alignof_expression): Get location of type.
9824 (c_parser_postfix_expression): Likewise.
9825 (c_parser_postfix_expression_after_paren_type): Add type_loc
9826 parameter. Change all callers. Call check_compound_literal_type.
9827 Use type_loc for error about variable size type.
9828 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9829 of an enum constant from an enum type defined in a struct or union.
9830 (c_cast_expr): Add loc parameter. Change all callers. If
9831 -Wc++-compat, warn about defining a type in a cast.
9832 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9833 (start_enum, start_struct, finish_struct): Update declarations.
9834 (parser_xref_tag, c_cast_expr): Update declarations.
9835 (check_compound_literal_type): Declare.
9837 2009-05-11 Ben Elliston <bje@au.ibm.com>
9839 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9840 for recent libcpp interface change.
9841 (rs6000_macro_to_expand): Likewise.
9843 2009-05-10 Michael Matz <matz@suse.de>
9846 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9847 not at entry of function.
9849 2009-05-10 Richard Guenther <rguenther@suse.de>
9851 PR tree-optimization/40081
9853 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9854 using the main variant of the element type. Do not fiddle with
9855 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9857 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9858 structs with volatile fields.
9860 2009-05-10 Jan Hubicka <jh@suse.cz>
9862 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9863 (estimate_move_cost): Assert that it does not get called for
9865 (estimate_num_insns): Skip VOID types in argument handling.
9866 (optimize_inline_calls): Delete unreachable blocks and verify that
9869 2009-05-10 Jan Hubicka <jh@suse.cz>
9871 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9872 * cgraph.c (cgraph_mark_address_taken_node): New function.
9873 (dump_cgraph_node): Dump new flag.
9874 * cgraph.h (struct cgraph_node): Add address_taken.
9875 (cgraph_mark_address_taken_node): New function.
9876 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9877 since new direct calls can be born.
9879 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9881 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9884 2009-05-10 Jan Hubicka <jh@suse.cz>
9887 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9889 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9890 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9891 * tree-inline.c (copy_bb): Set frequency correctly.
9892 (fold_marked_statements): Update call to
9893 cgraph_update_edges_for_call_stmt.
9895 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9897 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9898 identifiers in diagnostics.
9899 * config/arm/arm.c (arm_handle_fndecl_attribute,
9900 arm_handle_isr_attribute): Likewise.
9901 * config/avr/avr.c (avr_handle_progmem_attribute,
9902 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9903 * config/bfin/bfin.c (handle_int_attribute,
9904 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9905 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9906 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9908 * config/darwin.c (darwin_handle_kext_attribute,
9909 darwin_handle_weak_import_attribute): Likewise.
9910 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9911 h8300_handle_eightbit_data_attribute,
9912 h8300_handle_tiny_data_attribute): Likewise.
9913 * config/i386/i386.c (ix86_handle_cconv_attribute,
9914 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9915 * config/i386/winnt.c (ix86_handle_shared_attribute,
9916 ix86_handle_selectany_attribute): Likewise.
9917 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9918 * config/m32c/m32c.c (function_vector_handler): Likewise.
9919 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9920 m68hc11_handle_fntype_attribute): Likewise.
9921 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9922 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9923 * config/mips/mips.c (mips_insert_attributes,
9924 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9925 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9926 rs6000_handle_struct_attribute): Likewise.
9927 * config/sh/sh.c (sh_insert_attributes,
9928 sh_handle_resbank_handler_attribute,
9929 sh_handle_interrupt_handler_attribute,
9930 sh2a_handle_function_vector_handler_attribute,
9931 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9933 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9934 * config/spu/spu.c (spu_handle_fndecl_attribute,
9935 spu_handle_vector_attribute): Likewise.
9936 * config/stormy16/stormy16.c
9937 (xstormy16_handle_interrupt_attribute): Likewise.
9938 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9939 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9941 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9943 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9944 (pp_translate_identifiers): New.
9945 (pp_identifier): Only conditionally translate identifier to locale
9947 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9948 (pp_base_tree_identifier): Only conditionally translate identifier
9949 to locale character set.
9950 * c-pretty-print.c (M_): Define.
9951 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9952 fragments for conditional translation with M_.
9953 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9954 identifier translation.
9956 2009-05-10 Richard Guenther <rguenther@suse.de>
9958 PR tree-optimization/40081
9959 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9960 using the main variant of the element type. Do not fiddle with
9961 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9963 2009-05-09 Jan Hubicka <jh@suse.cz>
9966 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9967 indirect calls; verify cgraph afterwards.
9969 2009-05-09 Jan Hubicka <jh@suse.cz>
9972 * ipa.c (update_inlined_to_pointer): New function.
9973 (cgraph_remove_unreachable_nodes): Use it.
9975 2009-05-09 Jan Hubicka <jh@suse.cz>
9977 * tree-eh.c (struct leh_state): Remove prev_try.
9978 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9980 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9981 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9982 remove_eh_handler_and_replace, foreach_reachable_handler,
9983 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9984 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9985 (gen_eh_region_cleanup): Update prototype.
9987 2009-05-09 Jan Hubicka <jh@suse.cz>
9990 * except.c (copy_eh_region): Always set prev_try.
9991 (redirect_eh_edge_to_label): Find outer try.
9992 (foreach_reachable_handler): When looking for prev try
9993 handle case where previous try is not going to be taken.
9995 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9997 PR tree-optimization/40049
9998 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9999 only vector/vector shifts, convert the type of the constant to the
10000 appropriate type to avoid building incorrect trees, which
10001 eventually have problems with garbage collection.
10003 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10005 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10006 -1 for complex floating-point types if honoring signed zeros.
10008 2009-05-08 Jan Hubicka <jh@suse.cz>
10010 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10011 argument; handle correctly when profile is absent.
10012 (build_cgraph_edges): Update.
10013 (rebuild_cgraph_edges): Update.
10014 * cgraph.c: Do not include varray.h.
10015 (cgraph_set_call_stmt_including_clones): New function.
10016 (cgraph_create_edge_including_clones): Likewise
10017 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10018 (cgraph_update_edges_for_call_stmt): Handle clones.
10019 (cgraph_remove_node): Handle clone tree.
10020 (cgraph_remove_node_and_inline_clones): New function.
10021 (dump_cgraph_node): Dump clone tree.
10022 (cgraph_clone_node): Handle clone tree.
10023 (clone_function_name): Bring here from tree-inline.c.
10024 (cgraph_create_virtual_clone): New function.
10025 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10026 (cgraph_clone_info): New function.
10027 (strut cgraph_node): Add clone_info and new clone tree pointers.
10028 (cgraph_remove_node_and_inline_clones,
10029 cgraph_set_call_stmt_including_clones,
10030 cgraph_create_edge_including_clones,
10031 cgraph_create_virtual_clone): Declare.
10032 (cgraph_function_versioning): Use VEC argument.
10033 (compute_call_stmt_bb_frequency): Update prototype.
10034 (cgraph_materialize_all_clones): New function.
10035 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10036 (ipcp_create_replace_map): Update to VECtors.
10037 (ipcp_update_callgraph): Use virtual clones.
10038 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10039 (ipcp_update_profiling): Do not update local profiling.
10040 (ipcp_insert_stage): Use VECtors and virtual clones.
10041 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10042 (clone_of_p): New function.
10043 (cgraph_preserve_function_body_p): Use clone tree.
10044 (cgraph_optimize): Materialize clones.
10045 (cgraph_function_versioning): Update for VECtors.
10046 (save_inline_function_body): Use clone tree.
10047 (cgraph_materialize_clone): New function.
10048 (cgraph_materialize_all_clones): Likewise.
10049 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10050 * ipa.c: Include gimple.h.
10051 (cgraph_remove_unreachable_nodes): Use clone tree.
10052 * ipa-prop.c (ipa_note_param_call): Update call to
10053 compute_call_stmt_bb_frequencycall.
10054 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10055 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10056 (copy_bb): Handle updating of clone tree; add new edge when new call
10058 (expand_call_inline): Be strict about every call having edge.
10059 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10060 (delete_unreachable_blocks_update_callgraph): New function.
10061 (tree_function_versioning): Use VECtors; always remove unreachable
10062 blocks and fold conditionals.
10063 * tree-inline.h: Do not include varray.h.
10064 (tree_function_versioning): Remove.
10065 * Makefile.in (GTFILES): Remove tree-inline.c
10066 * passes.c (do_per_function): Do only functions having body.
10067 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10070 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10071 Andrew Morrow <acm@google.com>
10074 * c-common.c (c_common_attribute_table): Permit deprecated
10075 attribute to take an optional argument.
10076 (handle_deprecated_attribute): If the optional argument to
10077 __attribute__((deprecated)) is not a string ignore the attribute
10078 and emit a warning.
10080 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10081 * c-typeck.c (build_component_ref): Likewise.
10082 (build_external_ref): Likewise.
10084 * toplev.c (warn_deprecated_use): Add an attribute argument.
10085 Emit the message associated with __attribute__((deprecated)).
10087 * toplev.h (warn_deprecated_use): Updated.
10089 * doc/extend.texi: Document new optional parameter to
10090 __attribute__((deprecated))
10092 2009-05-08 Michael Eager <eager@eagercon.com>
10094 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10095 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10097 2009-05-08 Richard Guenther <rguenther@suse.de>
10099 PR tree-optimization/40062
10100 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10101 Avoid exponential behavior.
10103 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10105 PR rtl-optimization/33928
10107 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10108 process_uses, build_single_def_use_links): New.
10109 (update_df): Update use_def_ref.
10110 (forward_propagate_into): Use get_def_for_use instead of use-def
10112 (fwprop_init): Call build_single_def_use_links and let it initialize
10114 (fwprop_done): Free use_def_ref.
10115 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10116 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10117 df_rd_simulate_one_insn): New.
10118 (df_rd_bb_local_compute_process_def): Update head comment.
10119 (df_chain_create_bb): Use the new RD simulation functions.
10120 * df.h (df_rd_simulate_artificial_defs_at_top,
10121 df_rd_simulate_one_insn): New.
10122 * opts.c (decode_options): Enable fwprop at -O1.
10123 * doc/invoke.texi (-fforward-propagate): Document this.
10125 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10128 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10129 and one complex operand specially.
10130 * tree-complex.c (some_nonzerop): Do not identify a real value as
10131 zero if flag_signed_zeros.
10133 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10135 PR rtl-optimization/33928
10136 * loop-invariant.c (record_use): Fix && vs. || mishap.
10138 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10140 PR rtl-optimization/33928
10141 * loop-invariant.c (struct use): Add addr_use_p.
10142 (struct def): Add n_addr_uses.
10143 (struct invariant): Add cheap_address.
10144 (create_new_invariant): Set cheap_address.
10145 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10146 (record_uses): Pass df_ref to record_use.
10147 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10150 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10152 * config/sh/sh.c: Do not include c-pragma.h.
10154 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10156 * config/spu/spu.c: Remove include of c-common.h.
10158 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10161 * c-common.h (mark_valid_location_for_stdc_pragma,
10162 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10163 clear_float_const_decimal64, float_const_decimal64_p): New.
10164 * c.opt (Wunsuffixed-float-constants): New.
10165 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10166 unsuffixed float constant, handle new warning.
10167 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10168 * c-decl.c (c_scope): New flag float_const_decimal64.
10169 (set_float_const_decimal64, clear_float_const_decimal64,
10170 float_const_decimal64_p): New.
10171 (push_scope): Set new flag.
10172 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10173 to use STDC pragmas.
10174 (c_parser_external_declaration): Ditto.
10175 (c_parser_compound_statement_nostart): Ditto.
10176 * c-pragma.c (valid_location_for_stdc_pragma,
10177 mark_valid_location_for_stdc_pragma,
10178 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10179 handle_pragma_float_const_decimal64): New.
10180 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10181 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10182 set_float_const_decimal64, clear_float_const_decimal64,
10183 float_const_decimal64_p): New dummy functions.
10184 * doc/extend.texi (Decimal Float): Remove statement that the
10185 pragma, and suffix for double constants, are not supported.
10186 * doc/invoke.texi (Warning Options): List new option.
10187 (-Wunsuffixed-float-constants): New.
10189 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10191 * config/i386/i386.c: Do not include c-common.h.
10193 2009-05-07 Mark Heffernan <meheff@google.com>
10195 * doc/invoke.texi (Debugging Options): Document change of debugging
10197 * opts.c (decode_options): Make dump_base_name relative to
10198 aux_base_name directory.
10200 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10202 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10203 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10205 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10207 * Makefile.in (install-plugin): Simplify a bit.
10209 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10211 * Makefile.in (OBJS-common): Add regcprop.o.
10213 * timevar.def (TV_CPROP_REGISTERS): New.
10214 * regrename.c (regrename_optimize): Return 0.
10215 (rest_of_handle_regrename): Delete.
10216 (pass_rename_registers): Point to regrename_optimize.
10217 (struct value_data_entry, struct value_data,
10218 kill_value_one_regno, kill_value_regno, kill_value,
10219 set_value_regno, init_value_data, kill_clobbered_value,
10220 kill_set_value, kill_autoinc_value, copy_value,
10221 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10222 replace_oldest_value_reg, replace_oldest_value_addr,
10223 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10224 debug_value_data, validate_value_data): Move...
10225 * regcprop.c: ... here.
10226 (rest_of_handle_cprop): Delete.
10227 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10229 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10231 PR middle-end/40057
10232 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10233 GEN_INT for 1 << bitnum.
10234 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10235 build_int_cst_type.
10237 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10239 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10240 Remove wrong description of "nand" operation.
10242 2009-05-06 Richard Guenther <rguenther@suse.de>
10243 Adam Nemet <anemet@caviumnetworks.com>
10245 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10246 comment. Add that if LHS is not a gimple register, then RHS1 has
10247 to be a single object (GIMPLE_SINGLE_RHS).
10249 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10251 * expr.c (get_def_for_expr): Move it up in the file.
10252 (store_field): When expanding a bit-field store, look at the
10253 defining gimple stmt for the masking conversion.
10255 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10257 PR middle-end/39986
10258 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10259 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10260 32-bit memcpy into long.
10262 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10264 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10265 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10267 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10268 instead of appending DW_OP_deref*.
10270 2009-05-06 Michael Matz <matz@suse.de>
10272 PR middle-end/40021
10273 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10274 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10276 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10278 * Makefile.in (install-plugin): Fix srcdir handling.
10280 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10282 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10283 when processing for not_regs_needed bitmap.
10284 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10285 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10286 handling it for rhs.
10288 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10290 * config/i386/i386.md (unnamed inc/dec peephole): Use
10291 optimize_insn_for_size_p instead of optimize_size.
10292 * config/i386/predicates.md (incdec_operand): Likewise.
10293 (aligned_operand): Likewise.
10294 * config/i386/sse.md (divv8sf3): Likewise.
10295 (sqrtv8sf2): Likewise.
10297 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10299 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10301 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10303 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10305 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10306 ssemodesuffixf2c with avxmodesuffixf2c.
10308 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10311 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10313 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10315 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10316 (struct tree_base): Adjust spacing for 8 bit boundaries.
10317 (struct tree_decl_common): Add decl_by_reference_flag bit.
10318 (DECL_BY_REFERENCE): Adjust.
10319 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10320 print DECL_BY_REFERENCE bit.
10321 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10322 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10323 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10324 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10327 PR middle-end/39666
10328 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10329 range of the type, but default label is missing, add it with one
10330 of the existing labels instead of adding a new label for it.
10332 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10336 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10338 * Makefile.in (enable_plugin, plugin_includedir): New.
10339 (install): Depend on install-plugin.
10340 (PLUGIN_HEADERS): New.
10341 (install-plugin): New.
10342 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10344 2009-05-05 Richard Guenther <rguenther@suse.de>
10346 PR tree-optimization/40022
10347 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10349 (phivn_valid_p): Fix tuplification error, simplify.
10350 (phiprop_insert_phi): Add dumps.
10351 (propagate_with_phi): Simplify.
10353 2009-05-05 Richard Guenther <rguenther@suse.de>
10355 PR middle-end/40023
10356 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10358 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10360 * tree.h (strip_float_extensions): Remove duplicate declaration.
10361 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10362 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10363 block_ultimate_origin): Rearrange the declarations line to match the
10364 comment that indicates the .c file which the functions are defined.
10365 (dwarf2out_*, set_decl_rtl): Add comment.
10366 (get_base_address): Adjust comment.
10367 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10368 declarations line and add comment.
10369 (is_builtin_name): Add blank after function name, for clarity.
10371 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10373 * attribs.c (decl_attributes): Use %qE for identifiers in
10375 * cgraphunit.c (verify_cgraph_node): Translate function names to
10376 locale character set in diagnostics.
10377 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10379 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10380 Document that functions are named in UTF-8.
10381 * expr.c (expand_expr_real_1): Translate function names to locale
10382 character set in diagnostics.
10383 * gimplify.c (omp_notice_variable, omp_is_private,
10384 gimplify_scan_omp_clauses): Use %qE for identifiers in
10386 * langhooks.c (lhd_print_error_function): Translate function names
10387 to locale character set.
10388 * langhooks.h (decl_printable_name): Document that return value is
10389 in internal character set.
10390 * stmt.c: Include pretty-print.h
10391 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10393 (resolve_operand_name_1): Translate named operand name to locale
10395 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10397 * toplev.c (announce_function): Translate function names to locale
10399 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10400 (default_tree_printer): Use pp_identifier or translate identifiers
10401 to locale character set. Mark "<anonymous>" for translation.
10402 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10403 for identifiers in diagnostics.
10404 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10406 * varasm.c (output_constructor): Use %qE for identifiers in
10409 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10411 * configure.ac: use ` ` instead of $()
10412 * configure: Regenerate.
10414 2009-05-05 Ben Elliston <bje@au.ibm.com>
10416 * config/pa/linux-atomic.c: Eliminate conditional include of
10417 errno.h on non-LP64 systems to simplify build requirements.
10419 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10421 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10423 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10424 and pass value to identifier_to_locale.
10425 (warn_variable_length_array): Make name a tree.
10426 (grokdeclarator): Separate diagnostic texts for named and unnamed
10427 declarators. Use %qE for named declarators.
10428 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10430 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10431 identifiers in diagnostics.
10432 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10433 identifier_to_locale. Mark "anonymous" strings for translation.
10435 2009-05-04 Michael Eager <eager@eagercon.com>
10437 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10438 address for DImode/DFmode only if double-precision FP regs.
10440 2009-05-04 Michael Eager <eager@eagercon.com>
10442 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10443 TARGET_SINGLE_FLOAT check.
10445 2009-05-04 Michael Eager <eager@eagercon.com>
10447 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10449 2009-05-04 Michael Eager <eager@eagercon.com>
10451 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10452 * config/rs6000/t-xilinx: New
10454 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10456 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10457 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10458 * gcc/explow.c (memory_address): Use target hook.
10459 * gcc/targhooks.c (default_legitimize_address): New.
10460 * gcc/targhooks.h (default_legitimize_address): New.
10461 * gcc/target.h (legitimize_address): New.
10462 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10463 (TARGET_INITIALIZER): Include it.
10464 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10466 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10467 * config/bfin/bfin.c (legitimize_address): Remove.
10468 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10469 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10471 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10472 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10474 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10475 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10476 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10477 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10478 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10479 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10480 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10481 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10482 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10483 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10484 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10485 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10486 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10487 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10488 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10489 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10490 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10491 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10492 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10493 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10494 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10495 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10496 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10498 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10499 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10500 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10501 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10502 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10503 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10504 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10505 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10506 (thumb_legitimize_address): Delete.
10507 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10508 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10509 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10510 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10511 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10512 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10514 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10517 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10518 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10519 * config/m32r/m32r.c (m32r_legitimize_address): New.
10520 * config/m68k/m68k.c (m68k_legitimize_address): New.
10521 * config/score/score.c (score_legitimize_address): Standardize.
10522 * config/score/score3.c (score3_legitimize_address): Standardize.
10523 * config/score/score3.h (score3_legitimize_address): Adjust.
10524 * config/score/score7.c (score7_legitimize_address): Standardize.
10525 * config/score/score7.h (score7_legitimize_address): Adjust.
10526 * config/sh/sh.c (sh_legitimize_address): New.
10527 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10529 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10530 (s390_legitimize_address): ... this.
10531 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10532 (sparc_legitimize_address): ... this.
10533 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10534 (ix86_legitimize_address): ... this.
10535 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10536 (avr_legitimize_address): ... this.
10537 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10538 (mn10300_legitimize_address): ... this.
10539 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10540 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10541 (alpha_expand_mov): Adjust call.
10543 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10544 * config/spu/spu.c (spu_legitimize_address): Likewise.
10545 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10546 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10548 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10550 * intl.c (locale_encoding, locale_utf8): New.
10551 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10552 * intl.h (locale_encoding, locale_utf8): Declare.
10553 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10554 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10556 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10558 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10559 (pp_base_tree_identifier): Declare as function.
10560 (identifier_to_locale): Declare.
10561 * Makefile.in (pretty-print.o): Update dependencies.
10562 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10564 2009-05-04 Richard Guenther <rguenther@suse.de>
10566 PR middle-end/40015
10567 * builtins.c (fold_builtin_memory_op): Do not decay to element
10568 type if the size matches the whole array.
10570 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10572 * expmed.c (synth_mult): When trying out a shift, pass the result
10575 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10577 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10578 (shiftsub1_cost): New.
10579 (init_expmed): Compute shiftsub1_cost.
10580 (synth_mult): Optimize multiplications by constants of the form
10581 -(2^^m-1) for some constant positive integer m.
10583 2009-05-03 Richard Guenther <rguenther@suse.de>
10586 * c-typeck.c (array_to_pointer_conversion): Do not built
10587 ADDR_EXPRs of arrays of pointer-to-element type.
10588 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10589 up wrong ADDR_EXPRs after-the-fact.
10590 * c-common.c (strict_aliasing_warning): Strip pointer
10591 conversions for obtaining the original type.
10592 * builtins.c (fold_builtin_memset): Handle array types.
10593 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10596 2009-05-03 Richard Guenther <rguenther@suse.de>
10598 PR middle-end/23329
10599 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10600 Do not lose casts from array types with unknown extent to array
10601 types with known extent.
10602 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10603 alias set compatibility.
10605 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10607 * flags.h (extra_warnings): Delete.
10608 * toplev.c (process_options): Handle Wuninitialized here.
10609 * opts.c (extra_warnings): Delete.
10610 (set_Wextra): Delete.
10611 (common_handle_option): -Wextra can be handled automatically.
10612 * c-opts.c (c_common_handle_option): Delete obsolete code.
10613 (c_common_post_options): Simplify comment.
10614 * common.opt (W): Add Var.
10616 (Wuninitialized): Initialize to -1.
10618 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10619 Richard Guenther <rguenther@suse.de>
10621 * expr.c (get_def_for_expr): New function.
10622 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10623 SSA rather than trees.
10624 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10625 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10627 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10629 * c-common.c (reswords): Add _Imaginary.
10630 * c-common.c (enum rid): Add RID_IMAGINARY.
10632 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10634 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10635 Patch by Richard Guenther.
10637 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10639 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10640 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10641 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10642 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10643 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10644 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10645 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10646 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10647 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10648 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10649 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10650 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10651 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10652 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10653 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10654 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10655 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10656 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10658 2009-05-02 Richard Guenther <rguenther@suse.de>
10660 PR tree-optimization/39940
10661 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10664 2009-05-02 Richard Guenther <rguenther@suse.de>
10666 PR middle-end/40001
10667 * tree-ssa.c (execute_update_addresses_taken): Properly check
10668 if we can mark a variable DECL_GIMPLE_REG_P.
10669 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10670 back to the end of the function.
10671 (is_gimple_reg_type): Remove complex type special casing.
10672 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10675 2009-05-02 Ben Elliston <bje@au.ibm.com>
10677 * doc/collect2.texi (Collect2): Document search path behaviour
10678 when configured with --with-ld.
10680 2009-05-02 Jan Hubicka <jh@suse.cz>
10682 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10683 parameter; update callers.
10684 (coalesce_cost_edge): EH edges are costier because they needs
10685 splitting even if not critical and even more costier when there are
10686 multiple EH predecestors.
10688 2009-05-02 Jan Hubicka <jh@suse.cz>
10690 * except.c (remove_eh_handler_and_replace): Handle updating after
10691 removing TRY blocks.
10693 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10695 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10697 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10699 * varasm.c: Do not include c-pragma.h.
10700 * attribs.c: Do not incude c-common.h.
10702 2009-05-01 Michael Matz <matz@suse.de>
10704 * calls.c (initialize_argument_information): Handle SSA names like
10705 decls with a non MEM_P DECL_RTL.
10707 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10709 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10710 * ipa-utils.c: Likewise.
10711 * ipa-type-escape.c: Likewise.
10712 * cgraphunit.c Do not include c-common.h.
10713 * ipa-pure-const.c: Likewise.
10714 * tree-if-conv.c: Likewise.
10715 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10716 * ipa-struct-reorg.c: Likewise.
10717 * tree-nomudflap.c: Likewise.
10718 * tree-ssa-structalias.c: Likewise.
10720 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10722 * store-motion.c: Many cleanups to make this pass a first-class
10723 citizen instead of an appendix to gcse load motion. Add TODO list
10724 to make this pass faster/cleaner/better.
10726 (struct ls_expr): Post gcse.c-split cleanups.
10727 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10728 "stores" field to "avail_stores".
10729 (pre_ldst_mems): Rename to store_motion_mems.
10730 (pre_ldst_table): Rename to store_motion_mems_table.
10731 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10732 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10733 (ldst_entry): Rename to st_expr_entry, update users.
10734 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10735 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10736 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10738 (first_ls_expr): Rename to first_st_expr, update users.
10739 (next_ls_expr): Rename to next_st_expr, update users.
10740 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10741 fields properly for store motion instead of names inherited from load
10743 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10744 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10747 (ae_kill): Rename to st_kill, update users.
10748 (ae_gen): Rename to st_avloc, update users.
10749 (transp): Rename to st_transp, update users.
10750 (pre_insert_map): Rename to st_insert_map, update users.
10751 (pre_delete_map): Rename to st_delete_map, update users.
10752 (insert_store, build_store_vectors, free_store_memory,
10753 one_store_motion_pass): Update for abovementioned changes.
10755 (gcse_subst_count, gcse_create_count): Remove.
10756 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10757 and "n_stores_created", local variables.
10759 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10762 (regvec, compute_store_table_current_insn): Remove.
10763 (reg_set_info, reg_clear_last_set): Remove.
10764 (compute_store_table): Use DF caches instead of local dataflow
10767 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10769 * c-objc-common.c (c_tree_printer): Print identifiers with
10770 pp_identifier, not pp_string. Mark "({anonymous})" for
10772 * c-pretty-print.c (pp_c_ws_string): New.
10773 (pp_c_cv_qualifier, pp_c_type_specifier,
10774 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10775 pp_c_storage_class_specifier, pp_c_function_specifier,
10776 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10777 pp_c_primary_expression, pp_c_postfix_expression,
10778 pp_c_unary_expression, pp_c_shift_expression,
10779 pp_c_relational_expression, pp_c_equality_expression,
10780 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10781 use pp_string and pp_c_ws_string in place of pp_identifier and
10782 pp_c_identifier for non-identifiers. Mark English strings for
10784 * c-pretty-print.h (pp_c_ws_string): Declare.
10786 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10787 Roland McGrath <roland@redhat.com>
10789 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10790 (ENABLE_LD_BUILDID): New configuration option.
10791 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10792 (LINK_BUILDID_SPEC): New macro.
10793 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10795 * doc/install.texi: Document --enable-linker-build-id option.
10796 * configure: Rebuild.
10797 * config.in: Rebuild.
10799 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10801 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10802 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10803 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10804 MIPS_GP_SAVE_AREA_SIZE.
10805 * config/mips/mips.c (struct mips_frame_info): Update comment
10806 before arg_pointer_offset and hard_frame_pointer_offset.
10807 (mips_compute_frame_info): Update diagram before function: to
10808 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10809 indicate the position of frame_pointer_rtx with -fstack-protector and
10810 to show args_size. Don't allocate cprestore area for leaf functions
10811 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10813 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10815 2009-04-30 Michael Matz <matz@suse.de>
10817 PR tree-optimization/39955
10818 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10820 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10822 * ira.c (setup_cover_and_important_classes): Use safe macro
10823 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10825 * genpreds.c (write_tm_preds_h): Output suitable definition of
10826 REG_CLASS_FOR_CONSTRAINT.
10828 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10830 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10832 * bitmap.c (bitmap_descriptor): Likewise.
10833 * ggc-common.c (loc_descriptor): Likewise.
10834 * varray.c (varray_descriptor): Likewise.
10835 * vec.c (vec_descriptor): Likewise.
10837 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10839 * Makefile.in (dce.o): Add $(EXCEPT_H).
10840 * dce.c: Include except.h and delete redundant vector definitions.
10841 (deletable_insn_p): Return false for non-call insns that can throw
10844 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10846 * gcse.c (ae_gen): Remove.
10847 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10848 and make non-static function to make it available in store-motion.c.
10849 Update call sites with search-and-replace.
10850 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10851 extract_mentioned_regs, extract_mentioned_regs_helper,
10852 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10853 store_killed_in_insn, store_killed_after, store_killed_before,
10854 build_store_vectors, insert_insn_start_basic_block, insert-store,
10855 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10856 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10857 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10858 * store-motion.c: ...new file. Also copy data structures from gcse.c
10859 and clean up to remove parts not used by store motion.
10860 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10861 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10863 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10866 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10867 when optimizing for size.
10869 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10871 * gcse.c (gcse_constant_p): Fix typo in last change.
10873 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10875 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10877 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10879 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10881 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10883 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10884 CONST_HIGH_PART result.
10886 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10888 * config/avr/avr.c (initial_elimination_offset): Rename to
10889 avr_initial_elimination_offset.
10890 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10891 change return type to bool.
10892 (avr_can_eliminate): New function.
10893 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10894 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10895 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10896 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10897 avr_initial_elimination_offset.
10898 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10899 (avr_initial_elimination_offset): Define.
10901 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10902 Steven Bosscher <steven@gcc.gnu.org>
10904 PR rtl-optimization/39938
10905 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10906 * cfgrtl.c: Include insn-attr.h.
10907 (rest_of_pass_free_cfg): New function.
10908 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10909 * resource.c (init_resource_info): Remove call to df_analyze.
10911 2009-04-29 Richard Guenther <rguenther@suse.de>
10914 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10915 allow conversion to signed integers.
10917 2009-04-29 Richard Guenther <rguenther@suse.de>
10919 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10920 shifts of floating point vectors if the shift amount is
10921 a constant multiple of the element size.
10923 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10924 Michael Matz <matz@suse.de>
10926 PR middle-end/39927
10928 * tree-outof-ssa.c (emit_partition_copy): New function.
10929 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10930 insert_part_to_rtx_on_edge): Perform the partition base var
10931 copy using emit_partition_copy.
10932 (insert_value_copy_on_edge): Convert constants to the right mode.
10933 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10934 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10936 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10938 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10939 scan backwards to try to find a constant to initialize it.
10941 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10942 insn before the loop_end instruction, don't look past labels.
10944 2009-04-29 Richard Guenther <rguenther@suse.de>
10946 PR middle-end/39937
10947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10948 loose type conversions.
10949 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10950 stmts only if there are no uses of its definition.
10952 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10954 * config/bfin/bfin.h (splitting_loops): Declare.
10955 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10956 Reorder bit definitions to be ascending.
10957 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10958 * config/bfin/bfin.c (splitting_loops): New variable.
10959 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10960 (struct loop_info): Remove members INIT and LOOP_INIT.
10961 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10962 the LSETUP sequence. Allow LC to be loaded from any register, but
10963 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10964 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10966 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10967 of reload_completed.
10970 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10972 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10974 * Makefile.in (PLUGIN_VERSION_H): New.
10975 (OBJS-common): Remove plugin-version.o.
10976 (plugin.o): Depend on (PLUGIN_VERSION_H).
10977 (plugin-version.o): Remove.
10978 * configure: Regenerate
10979 * configure.ac: Create plugin-version.h.
10980 * gcc-plugin.h (plugin_gcc_version): Remove.
10981 (plugin_default_version_check): Change signature.
10982 * plugin-version.c: Remove.
10983 * plugin.c: Include plugin-version.h.
10984 (str_plugin_gcc_version_name): Remove.
10985 (try_init_one_plugin): Pass gcc version to plugin_init.
10986 (plugin_default_version_check): Both gcc and plugin versions are now
10989 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10991 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10992 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10993 Remove special case testing for last insn of inner loops. Don't fail
10994 if the loop ends with a jump, emit an extra nop instead.
10996 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10997 DREGS rather than comparing directly. Remove code that tries to
10998 account for latencies.
11000 2009-04-29 Richard Guenther <rguenther@suse.de>
11002 PR tree-optimization/39941
11003 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11004 eliminating an indirect call.
11006 2009-04-29 Richard Guenther <rguenther@suse.de>
11008 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11009 parameter. Allow invariants as base if !require_lvalue.
11010 (verify_gimple_assign_single): Adjust.
11012 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11014 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11015 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11016 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11017 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11018 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11020 * config/bfin/bfin.c (bfin_expand_builtin,
11021 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11023 2009-04-28 Richard Guenther <rguenther@suse.de>
11025 * tree-vect-loop.c (get_initial_def_for_induction): Use
11026 correct types for pointer increment.
11028 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11030 * toplev.c (print_version): Update GMP version string calculation.
11032 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11034 PR rtl-optimization/39938
11035 * resource.c (init_resource_info): Add call to df_analyze.
11037 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11039 * config/alpha/alpha.md (usegp): Cast the result of
11040 alpha_find_lo_sum_using_gp to enum attr_usegp.
11041 * config/alpha/alpha.c (override_options): Remove end-of-structure
11042 marker element from cpu_table. Use array size of cpu_table to handle
11043 -mcpu and -mtune options.
11044 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11046 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11048 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11049 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11050 tune_32 and tune_64.
11051 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11052 support on PowerPC.
11053 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11054 * config/rs6000/option-defaults.h: ... here. New file.
11055 (OPT_64, OPT_32): Define.
11056 (MASK_64BIT): Define to 0 if not already defined.
11057 (OPT_ARCH64, OPT_ARCH32): Define.
11058 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11061 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11063 * config/arm/arm.c (arm_override_options): Emit error on using
11066 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11068 PR rtl-optimization/39914
11069 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11070 registers for allocnos created from user-defined variables only
11071 when not optimizing.
11073 2009-04-28 Richard Guenther <rguenther@suse.de>
11075 PR middle-end/39937
11076 * fold-const.c (fold_binary): Use distribute_real_division only
11079 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11081 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11082 add hpux-stdint.h to tm_file.
11083 (hppa[12]*-*-hpux11*): Ditto.
11084 (ia64*-*-hpux*): Ditto.
11085 * config/hpux-stdint.h: New.
11086 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11087 __STDC_EXT__ for all compiles.
11088 * config/pa/pa-hpux.h: Ditto.
11089 * config/pa/pa-hpux10.h: Ditto.
11090 * config/pa/pa-hpux11.h: Ditto.
11092 2009-04-28 Catherine Moore <clm@codesourcery.com>
11094 * debug.h (set_name): Add comment.
11096 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11099 * config/darwin.c (machopic_gen_offset): Check
11100 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11101 * config/arm/arm.c (require_pic_register): Likewise.
11103 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11105 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11106 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11107 m32c_promote_prototypes): Delete.
11109 2009-04-28 Michael Matz <matz@suse.de>
11111 PR middle-end/39922
11112 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11115 2009-04-28 Richard Guenther <rguenther@suse.de>
11117 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11119 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11121 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11122 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11123 * config/arm/arm-tune.md: Regenerate.
11125 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11127 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11128 block if there are complex incoming edges.
11129 (sel_merge_blocks): Remove useless assert.
11130 (sel_redirect_edge_and_branch): Check that edge was redirected.
11131 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11132 (sel_find_rgns): Delete declaration.
11133 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11134 the region when it is not a preheader.
11136 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11139 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11141 2009-04-28 Richard Guenther <rguenther@suse.de>
11143 * tree.h (SSA_NAME_VALUE): Remove.
11144 (struct tree_ssa_name): Remove value_handle member.
11145 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11146 array for jump threading.
11147 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11149 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11150 * tree-flow.h (threadedge_initialize_values): Declare.
11151 (threadedge_finalize_values): Likewise.
11152 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11153 (SSA_NAME_VALUE): Define.
11154 (threadedge_initialize_values): New function.
11155 (threadedge_finalize_values): Likewise.
11156 * tree-ssa-dom.c (ssa_name_values): New global variable.
11157 (SSA_NAME_VALUE): Define.
11158 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11160 2009-04-28 Ira Rosen <irar@il.ibm.com>
11162 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11163 Use REPORT_VECTORIZED_LOCATIONS instead
11164 REPORT_VECTORIZED_LOOPS.
11165 * tree-vectorizer.c (vect_verbosity_level): Make static.
11166 (vect_loop_location): Rename to vect_location.
11167 (vect_set_verbosity_level): Update comment.
11168 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11170 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11171 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11172 instead REPORT_UNVECTORIZED_LOOPS.
11173 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11174 and vect_loop_def to vect_external_def and vect_internal_def.
11175 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11176 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11177 REPORT_UNVECTORIZED_LOCATIONS.
11178 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11179 and vect_used_in_loop and to vect_unused_in_scope and
11180 vect_used_in_scope.
11181 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11182 (vect_verbosity_level): Remove declaration.
11183 (vect_analyze_operations): Likewise.
11184 (vect_analyze_stmt): Declare.
11185 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11186 REPORT_UNVECTORIZED_LOCATIONS.
11187 (vect_get_loop_niters): Fix indentation.
11188 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11189 (vect_analyze_loop_operations): New function.
11190 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11191 vect_analyze_operations.
11192 (vect_is_simple_reduction): Use new names.
11193 (vectorizable_live_operation, vect_transform_loop): Likewise.
11194 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11195 to specify whether the data references can be a part of interleaving
11197 (vect_analyze_data_ref_dependence): Use new names.
11198 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11199 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11200 * tree-vect-patterns.c (widened_name_p): Use new names.
11201 (vect_recog_dot_prod_pattern): Likewise.
11202 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11203 (process_use, vect_mark_stmts_to_be_vectorized,
11204 vect_model_simple_cost, vect_model_store_cost,
11205 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11206 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11207 vectorizable_operation, vectorizable_type_demotion,
11208 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11209 vectorizable_condition): Likewise.
11210 (vect_analyze_operations): Split into vect_analyze_loop_operations
11212 (vect_analyze_stmt): ... new function.
11213 (new_stmt_vec_info): Use new names.
11214 (vect_is_simple_use): Use new names and fix comment.
11215 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11216 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11218 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11221 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11222 and integer modes for x87 operands. Do not ICE for unsupported size,
11223 generate error instead. Generate error for unsupported operand types.
11224 ['z']: Do not handle HImode memory operands specially. Warning
11225 for floating-point operands. Fallthru to 'Z' for unsupported operand
11226 types. Do not ICE for unsupported size, generate error instead.
11227 (output_387_binary_op): Use %Z to output operands.
11228 (output_fp_compare): Ditto.
11229 (output_387_reg_move): Ditto.
11231 2009-04-28 Ben Elliston <bje@au.ibm.com>
11236 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11238 * builtins.c (c_strlen): Do not warn here.
11239 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11240 * c-common.c (pointer_int_sum): Take an explicit location.
11241 Warn about offsets out of bounds.
11242 * c-common.h (pointer_int_sum): Adjust declaration.
11244 2009-04-27 Ian Lance Taylor <iant@google.com>
11246 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11248 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11249 * df-core.c (df_set_flags): Change return type to int. Change
11250 type of old_flags to int.
11251 (df_clear_flags): Likewise.
11252 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11253 (df_get_conditional_uses): Likewise.
11254 * df.h (df_set_flags, df_clear_flags): Update declarations.
11255 * dwarf2out.c (struct indirect_string_node): Change type of form
11256 field to enum dwarf_form.
11257 (AT_string_form): Change return type to enum dwarf_form.
11258 * fixed-value.c (fixed_compare): Add cast to enum type.
11259 * fwprop.c (update_df): Change 0 to VOIDmode.
11260 * gensupport.c: Change 0 to UNKNOWN.
11261 * gimple.h (gimple_cond_code): Add cast to enum type.
11262 * haifa-sched.c (reemit_notes): Add cast to enum type.
11263 * hooks.c (hook_int_void_no_regs): Remove function.
11264 * hooks.h (hook_int_void_no_regs): Remove declaration.
11265 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11266 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11267 * real.c (real_arithmetic): Add cast to enum type.
11268 (real_compare): Likewise.
11269 * target.h (struct gcc_target): Change return type of
11270 branch_target_register_class to enum reg_class.
11271 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11272 default_branch_target_register_class.
11273 * targhooks.c (default_branch_target_register_class): New function.
11274 * targhooks.h (default_branch_target_register_class): Declare.
11275 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11276 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11278 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11280 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11281 vect_uninitialized_def. Change 0 to ERROR_MARK.
11282 * tree-vect-stmts.c (supportable_widening_operation): Don't
11283 initialize icode1 and icode2.
11284 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11285 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11287 (cmn_err_flag_specs): Change 0 to STD_C89.
11288 (cmn_err_char_table): Likewise.
11289 * config/arm/arm.c (get_arm_condition_code): Change type of code
11290 to enum arm_cond_code.
11291 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11292 (IWMMXT_BUILTIN2): Likewise.
11293 (neon_builtin_type_bits): Don't define typedef.
11294 (neon_builtin_datum): Change type of bits field to int.
11295 (arm_expand_neon_args): Add cast to enum type.
11296 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11298 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11299 casts to enum type.
11300 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11302 * config/mips/mips.md (jal_macro): Return enum constant.
11303 (single_insn): Likewise.
11304 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11306 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11307 casts to enum type.
11308 * config/s390/s390.c (s390_tune_flags): Change type to int.
11309 (s390_arch_flags): Likewise.
11310 (s390_handle_arch_option): Change flags field of struct pta to int.
11311 * config/s390/s390.h (s390_tune_flags): Update declaration.
11312 (s390_arch_flags): Likewise.
11313 * config/sh/sh.c (prepare_move_operands): Compare
11314 tls_symbolic_operand result with enum constant.
11315 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11316 (sh_expand_prologue): Add cast to enum type.
11317 (sh_expand_epilogue): Likewise.
11318 (tls_symbolic_operand): Change return type to enum tls_model.
11319 (fpscr_set_from_mem): Add cast to enum type.
11320 (legitimize_pic_address): Compare tls_symbolic_operand result with
11322 (sh_target_reg_class): Change return type to enum reg_class.
11323 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11325 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11326 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11327 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11328 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11329 (delayed_branch, tls_call_delay): Likewise.
11330 (eligible_for_sibcall_delay): Likewise.
11331 (eligible_for_return_delay): Likewise.
11332 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11333 (spu_expand_builtin_1): Likewise.
11335 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11336 for all types of conversions.
11337 (output_init_element): Issue -Wc++-compat warning if needed when
11338 initializing a bitfield with enum type.
11339 * c-parser.c (c_parser_expression): Set original_type to
11340 original_type of right hand operand of comman operator.
11342 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11344 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11346 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11347 * doc/cpp.texi (Standard Predefined Macros)
11348 (Implementation-defined behavior): Likewise.
11349 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11350 * doc/gimple.texi (GIMPLE Exception Handling)
11351 (@code{GIMPLE_ASSIGN}): Likewise.
11352 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11353 * doc/invoke.texi (Warning Options, Optimize Options)
11354 (AVR Options, Darwin Options): Likewise.
11355 (Optimize Options): Reformulate -fwhole-program description.
11356 * doc/loop.texi (Lambda): Likewise.
11357 * doc/md.texi (Output Template, Define Constraints)
11358 (Standard Names, Insn Splitting): Likewise.
11359 * doc/options.texi (Option properties): Likewise.
11360 * doc/passes.texi (Tree-SSA passes): Likewise.
11361 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11362 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11363 (File Names and DBX): Likewise.
11364 * doc/trouble.texi (Incompatibilities): Likewise.
11366 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11368 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11369 instruction is correct.
11371 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11373 Allow non-constant arguments to conversion intrinsics.
11374 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11375 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11376 * spu.c (print_operand): Handle 'v' and 'w'.
11377 (exp2_immediate_p, spu_gen_exp2): Define.
11378 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11379 spu_convtf_1): Update parameter descriptions.
11380 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11381 * constraints.md ('v', 'w'): New.
11382 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11384 (i2f, I2F): New define_mode_attr.
11385 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11386 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11387 fixuns_truncv4sfv4si2): Update to use mode attribute.
11388 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11389 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11390 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11391 patterns for combine.
11393 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11395 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11396 (cprop, hoist, pre, store_motion): New debug counters.
11397 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11398 is not an RTL pass anymore.
11399 (pass_profiling): Remove extern decl for pass removed in 2005.
11400 (pass_gcse, pass_jump_bypass): Remove.
11401 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11402 to 0 for clean state.
11403 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11404 * cse.c (gate_handle_cse_after_global_opts,
11405 rest_of_handle_cse_after_global_opts): New functions.
11406 (pass_cse_after_global_opts): New pass, does local CSE.
11407 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11408 (TV_CPROP): New timevar.
11409 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11410 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11411 (gcse_main, recompute_all_luids): Remove.
11412 (compute_hash_table_work): Call max_reg_num instead of reading
11414 (cprop_jump): Don't set run_jump_opt_after_gcse.
11415 (constprop_register): Always allow to alter jumps.
11416 (cprop_insn): Likewise.
11417 (do_local_cprop): Likewise.
11418 (local_cprop_pass): Likewise. Return non-zero if something changed.
11419 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11420 (find_implicit_sets): Add note about missed optimization opportunity.
11421 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11422 pass_rtl_cprop execute function.
11423 Don't bother tracking the pass number, each pass gets its own dumpfile
11425 Always allow to alter jumpsand bypass jumps.
11426 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11427 will just find no suitable set.
11428 (pre_edge_insert): Fix dumping, this function is for PRE only.
11429 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11430 pass_rtl_pre execute function.
11431 (hoist_code): Return non-zero if something changed. Keep track of
11432 substitutions and insertions for statistics gathering similar to PRE.
11433 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11434 called from the pass_rtl_hoist execute function. Show pass statistics.
11435 (compute_store_table): Use max_reg_num directly instead of using the
11436 formerly global max_gcse_regno.
11437 (build_store_vectors): Likewise.
11438 (replace_store_insn): Fix dumping.
11439 (store_motion): Rename to ...
11440 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11441 pass, called from the pass_rtl_store_motion execute function. Keep
11442 track of substitutions and insertions for statistics gathering similar
11444 (bypass_jumps): Remove, fold interesting bits into ...
11445 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11446 from the pass_rtl_cprop execute function.
11447 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11448 pass_jump_bypass): Remove.
11449 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11450 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11451 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11452 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11453 (gate_rtl_store_motion, execute_rtl_store_motion,
11454 pass_rtl_store_motion): New.
11455 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11456 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11457 * passes.c (init_optimization_passes): Remove pass_gcse and
11458 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11459 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11460 instead of pass_jump_bypass.
11462 2009-04-27 Richard Guenther <rguenther@suse.de>
11464 PR middle-end/39928
11465 * gimplify.c (gimplify_expr): If we are required to create
11466 a temporary make sure it ends up as register.
11468 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11471 * config/i386/i386.c (construct_container): Don't call
11472 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11473 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11475 2009-04-27 Michael Matz <matz@suse.de>
11477 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11478 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11479 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11480 (dump_replaceable_exprs): Take a bitmap.
11481 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11483 (expand_gimple_basic_block): Likewise.
11484 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11485 replaceable_expressions member a bitmap.
11486 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11487 (mark_replaceable): Likewise.
11488 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11489 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11491 2009-04-27 Richard Guenther <rguenther@suse.de>
11493 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11494 (verify_stmts): Dispatch to gimple/type verification code.
11495 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11496 issue with call argument types.
11498 2009-04-27 Michael Matz <matz@suse.de>
11500 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11501 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11504 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11505 Eric Botcazou <ebotcazou@adacore.com>
11507 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11508 a label's basic block.
11509 (mark_target_live_regs): Tidy and rework obsolete comments.
11510 Change back DF problem to LIVE. If a label starts a basic block,
11511 assume that all registers that used to be live then still are.
11512 (init_resource_info): If a label starts a basic block, set its
11513 BLOCK_FOR_INSN accordingly.
11514 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11516 2009-04-27 Richard Guenther <rguenther@suse.de>
11518 * tree-flow-inline.h (function_ann): Remove.
11519 (get_function_ann): Likewise.
11520 * tree-dfa.c (create_function_ann): Remove.
11521 * tree-flow.h (struct static_var_ann_d): Remove.
11522 (struct function_ann_d): Likewise.
11523 (union tree_ann_d): Remove fdecl member.
11524 (function_ann_t): Remove.
11525 (function_ann, get_function_ann, create_function_ann): Remove
11528 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11530 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11532 2009-04-27 Jan Hubicka <jh@suse.cz>
11534 * ipa-pure-const.c (struct funct_state_d): New fields
11535 state_previously_known, looping_previously_known; remove
11536 state_set_in_source.
11537 (analyze_function): Use new fields.
11538 (propagate): Avoid assumption that state_set_in_source imply
11541 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11542 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11543 * cfgloop.h (finite_loop_p): Declare.
11545 2009-04-26 Michael Matz <matz@suse.de>
11547 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11549 2009-04-26 Michael Matz <matz@suse.de>
11551 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11552 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11553 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11554 pass_mark_used_blocks): Remove.
11555 * tree-optimize.c (pass_free_datastructures,
11556 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11557 * passes.c (init_optimization_passes): Don't call
11558 pass_mark_used_blocks, remove dead code.
11560 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11562 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11563 * tree-ssa-live.h (register_ssa_partition): Likewise.
11565 2009-04-26 Michael Matz <matz@suse.de>
11568 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11569 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11570 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11572 (compare_pairs): Swap cost comparison.
11573 (coalesce_ssa_name): Don't use change_partition_var.
11574 * tree-nrv.c (struct nrv_data): Add modified member.
11575 (finalize_nrv_r): Set it.
11576 (tree_nrv): Use it to update statements.
11577 (pass_nrv): Require PROP_ssa.
11578 * tree-mudflap.c (mf_decl_cache_locals,
11579 mf_build_check_statement_for): Use make_rename_temp.
11580 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11581 * alias.c (find_base_decl): Handle SSA names.
11582 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11583 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11584 * rtl.h (set_reg_attrs_for_parm): Declare.
11585 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11586 to "optimized", remove unused locals at finish.
11587 (execute_free_datastructures): Make global, call
11588 delete_tree_cfg_annotations.
11589 (execute_free_cfg_annotations): Don't call
11590 delete_tree_cfg_annotations.
11592 * ssaexpand.h: New file.
11593 * expr.c (toplevel): Include ssaexpand.h.
11594 (expand_assignment): Handle SSA names the same as register variables.
11595 (expand_expr_real_1): Expand SSA names.
11596 * cfgexpand.c (toplevel): Include ssaexpand.h.
11597 (SA): New global variable.
11598 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11599 (SSAVAR): New macro.
11600 (set_rtl): New helper function.
11601 (add_stack_var): Deal with SSA names, use set_rtl.
11602 (expand_one_stack_var_at): Likewise.
11603 (expand_one_stack_var): Deal with SSA names.
11604 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11605 before unique numbers.
11606 (expand_stack_vars): Use set_rtl.
11607 (expand_one_var): Accept SSA names, add asserts for them, feed them
11608 to above subroutines.
11609 (expand_used_vars): Expand all partitions (without default defs),
11610 then only the local decls (ignoring those expanded already).
11611 (expand_gimple_cond): Remove edges when jumpif() expands an
11612 unconditional jump.
11613 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11614 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11616 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11617 members of SA; deal with PARM_DECL partitions here; expand
11618 all PHI nodes, free tree datastructures and SA. Commit instructions
11619 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11620 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11621 info and statements at start, collect garbage at finish.
11622 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11623 (VAR_ANN_PARTITION) Remove.
11624 (change_partition_var): Don't declare.
11625 (partition_to_var): Always return SSA names.
11626 (var_to_partition): Only accept SSA names.
11627 (register_ssa_partition): Only check argument.
11628 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11630 (delete_var_map): Don't free it.
11631 (var_union): Only accept SSA names, simplify.
11632 (partition_view_init): Mark only useful SSA names as used.
11633 (partition_view_fini): Only deal with SSA names.
11634 (change_partition_var): Remove.
11635 (dump_var_map): Use ssa_name instead of partition_to_var member.
11636 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11638 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11639 (struct _elim_graph): New member const_dests; nodes member vector of
11641 (set_location_for_edge): New static helper.
11642 (create_temp): Remove.
11643 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11644 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11645 (new_elim_graph): Allocate const_dests member.
11646 (clean_elim_graph): Truncate const_dests member.
11647 (delete_elim_graph): Free const_dests member.
11648 (elim_graph_size): Adapt to new type of nodes member.
11649 (elim_graph_add_node): Likewise.
11650 (eliminate_name): Likewise.
11651 (eliminate_build): Don't take basic block argument, deal only with
11652 partition numbers, not variables.
11653 (get_temp_reg): New static helper.
11654 (elim_create): Use it, deal with RTL temporaries instead of trees.
11655 (eliminate_phi): Adjust all calls to new signature.
11656 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11657 (rewrite_trees): Only do checking.
11658 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11659 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11660 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11661 contains_tree_r, MAX_STMTS_IN_LATCH,
11662 process_single_block_loop_latch, analyze_edges_for_bb,
11663 perform_edge_inserts): Remove.
11664 (expand_phi_nodes): New global function.
11665 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11666 functions, initialize new parameter, remember partitions having a
11668 (finish_out_of_ssa): New global function.
11669 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11670 don't reset in_ssa_p here, don't disable TER when mudflap.
11671 (pass_del_ssa): Remove.
11672 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11674 (execute_free_datastructures): Declare.
11675 * Makefile.in (SSAEXPAND_H): New variable.
11676 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11677 * basic-block.h (commit_one_edge_insertion): Declare.
11678 * passes.c (init_optimization_passes): Move pass_nrv and
11679 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11680 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11681 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11682 (redirect_branch_edge): Deal with super block when expanding, split
11683 out jump patching itself into ...
11684 (patch_jump_insn): ... here, new static helper.
11686 2009-04-26 Michael Matz <matz@suse.de>
11688 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11689 beyond num_ssa_names.
11690 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11691 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11693 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11695 PR inline-asm/39543
11696 * fwprop.c (forward_propagate_asm): New function.
11697 (forward_propagate_and_simplify): Propagate also into __asm, if it
11698 doesn't increase the number of referenced registers.
11701 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11703 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11705 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11706 note_nonlocal_vla_type for nonlocal VLAs.
11707 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11708 contains_remapped_vars, remap_vla_decls): New functions.
11709 (convert_nonlocal_reference_stmt): If not optimizing, call
11710 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11711 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11712 if it wasn't found in var_map.
11713 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11714 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11715 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11717 * gimplify.c (nonlocal_vlas): New variable.
11718 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11720 (gimplify_body): Create and destroy nonlocal_vlas.
11722 * dwarf2out.c (loc_descr_plus_const): New function.
11723 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11724 mem_loc_descriptor, loc_descriptor_from_tree_1,
11725 descr_info_loc, gen_variable_die): Use it.
11727 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11728 !TREE_STATIC VAR_DECLs.
11729 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11730 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11731 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11732 DECL_BY_REFERENCE is valid.
11733 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11734 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11735 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11736 Copy DECL_BY_REFERENCE.
11737 (struct nesting_copy_body_data): New type.
11738 (nesting_copy_decl): New function.
11739 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11740 if they have variable length.
11742 2009-04-26 Michael Matz <matz@suse.de>
11744 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11745 mark new temporaries for renaming.
11747 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11750 * c-decl.c (global_bindings_p): Return negative value.
11751 (c_variable_size): New. Based on variable_size from
11753 (grokdeclarator): Call c_variable_size not variable_size.
11755 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11757 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11759 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11761 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11762 Redefine it to just use mingw/include.
11763 (ASM_SPEC): Rules for -m32 and -m64.
11764 (LINK_SPEC): Use Likewise.
11765 (SPEC_32): New define.
11766 (SPEC_64): Likewise.
11767 (SUB_LINK_SPEC): Likewise.
11768 (MULTILIB_DEFAULTS): New define.
11769 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11770 Add multilib options.
11771 (MULTILIB_DIRNAMES): Likewise.
11772 (MULTILIB_OSDIRNAMES): Likewise.
11773 (LIBGCC): Likewise.
11774 (INSTALL_LIBGCC): Likewise.
11776 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11779 * c-tree.h (enum c_inline_static_type): New.
11780 (record_inline_static): Declare.
11781 * c-decl.c (struct c_inline_static, c_inline_statics,
11782 record_inline_static, check_inline_statics): New.
11783 (pop_file_scope): Call check_inline_statics.
11784 (start_decl): Call record_inline_static instead of pedwarning
11785 directly for static in inline function.
11786 * c-typeck.c (build_external_ref): Call record_inline_static
11787 instead of pedwarning directly for static referenced in inline
11790 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11792 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11793 not new but only being rescanned.
11794 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11795 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11796 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11797 record_set_info, compute_set, grealloc): Remove.
11798 (recompute_all_luids): New function.
11799 (gcse_main): Don't compute sets, and don't do related memory
11800 allocations/free-ing. If something changed before the end of the
11801 pass, update LUIDs using recompute_all_luids.
11802 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11803 (free_gcse_mem): Don't free it either.
11804 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11805 Use the df insn LUIDs.
11806 (load_killed_in_block): Likewise.
11807 (compute_hash_table_work): Don't compute reg_set_in_block.
11808 (compute_transp): Use DF_REG_DEF_CHAINs.
11809 (local_cprop_pass): Don't use compute_sets and related functions.
11810 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11811 Use get_max_uid() instead of max_cuid.
11812 (insert_insn_end_basic_block, pre_insert_copy_insn,
11813 update_ld_motion_stores): Don't try to
11814 keep reg_set tables up to date.
11815 (pre_insert_copies): Use df insn LUIDs.
11816 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11817 (reg_set_info): Don't use extra bitmap argument.
11818 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11819 information to compute regs_set_in_block.
11820 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11821 (bypass_jumps): Don't use compute_sets and friends.
11823 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11826 * opts.c (undocumented_msg): Do not leave blank even with
11829 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11831 * c-decl.c (build_enumerator): Allow values folding to integer
11832 constants but not integer constant expressions with a pedwarn if
11835 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11838 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11839 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11840 type is an integer constant.
11842 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11845 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11848 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11851 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11852 with variably modified return type and no storage class
11853 specifiers, except for the case of nested functions. Distinguish
11854 extern declarations of functions with variably modified return
11855 types from those of objects with variably modified types.
11857 2009-04-25 Jan Hubicka <jh@suse.cz>
11859 * tree.c (list_equal_p): New function.
11860 * tree.h (list_equal_p): Declare.
11861 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11862 basic_block_def, basic_block, const_basic_block): New.
11863 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11864 (redirect_eh_edge): New function.
11865 (make_eh_edge_update_phi): EH edges are not abnormal.
11866 * except.c: Include tree-flow.h.
11867 (list_match): New function.
11868 (eh_region_replaceable_by_p): New function.
11869 (replace_region): New function.
11870 (hash_type_list): New function.
11871 (hash_eh_region): New function.
11872 (eh_regions_equal_p): New function.
11873 (merge_peers): New function.
11874 (remove_unreachable_regions): Verify EH tree when checking;
11876 (copy_eh_region_1): New function.
11877 (copy_eh_region): New function.
11878 (push_reachable_handler): New function.
11879 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11880 regions without label but with live RESX.
11881 * except.h (redirect_eh_edge_to_label): New.
11882 * tree-flow.h (redirect_eh_edge): New.
11883 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11884 basic_block_def, basic_block, const_basic_block): Remove.
11885 * Makefile.in (except.o): Add dependency on tree-flow.h
11886 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11887 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11890 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11893 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11894 on the destination of memcpy.
11896 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11898 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11899 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11900 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11902 2009-04-25 Jan Hubicka <jh@suse.cz>
11904 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11905 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11906 to be reached by different label than left.
11907 (update_eh_edges): Update comment; remove edge_to_remove if possible
11908 and return true if suceeded.
11909 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11910 (cleanup_eh): Compute sharing map.
11911 * except.c (remove_eh_handler_and_replace): Add argument if we should
11913 (remove_unreachable_regions): Update for label sharing.
11914 (label_to_region_map): Likewise.
11915 (get_next_region_sharing_label): New function.
11916 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11918 (remove_eh_handler): Update.
11919 (remove_eh_region_and_replace_by_outer_of): New function.
11920 * except.h (struct eh_region): Add next_region_sharing_label.
11921 (remove_eh_region_and_replace_by_outer_of,
11922 get_next_region_sharing_label): Declare.
11923 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11925 2009-04-25 Jan Hubicka <jh@suse.cz>
11927 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11928 insert code even if they are not critical.
11930 2009-04-25 Jan Hubicka <jh@suse.cz>
11932 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11933 (gimple_can_remove_branch_p): EH edges won't remove branch by
11935 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11936 updating of non-abnormal EH edges.
11937 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11938 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11939 (split_critical_edges): Split also edges where emitting code on them
11940 will lead to splitting later.
11942 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11943 H.J. Lu <hongjiu.lu@intel.com>
11946 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11947 the configured assembler supports fildq and fistpq mnemonics.
11948 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11949 * configure: Regenerated.
11950 * config.in: Ditto.
11952 * config/i386/i386.c (print_operand): Handle 'Z'.
11953 ['z']: Remove handling of special fild/fist suffixes.
11954 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11955 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11956 suffix of fild insn.
11957 (*floatsi<mode>2_vector_mixed): Ditto.
11958 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11959 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11960 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11962 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11964 2009-04-25 Ben Elliston <bje@au.ibm.com>
11966 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11967 the source of a set operation.
11969 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11971 * target.h (struct gcc_target): Add case_values_threshold field.
11972 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11973 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11974 * targhooks.c (default_case_values_threshold): New function.
11975 * targhooks.h (default_case_values_threshold): Declare function.
11976 * stmt.c (expand_case): Use case_values_threshold target hook.
11977 * expr.h (case_values_threshold): Remove declartation.
11978 * expr.c (case_values_threshold): Remove function.
11979 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11981 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11982 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11983 (avr_case_values_threshold): Declare as static.
11984 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11986 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11987 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11988 (mn10300_case_values_threshold): New function.
11990 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11992 * ira.c (setup_cover_and_important_classes): Add enum cast.
11994 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11996 * genpreds.c (write_enum_constraint_num): Output definition of
11997 CONSTRAINT_NUM_DEFINED_P macro.
11998 * ira.c (setup_cover_and_important_classes): Use
11999 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12001 2009-04-24 DJ Delorie <dj@redhat.com>
12003 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12004 __SH2A_SINGLE_ONLY__ also.
12006 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12008 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12009 (movdf_internal): Ditto.
12010 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12011 SFmode and DFmode constants.
12012 (ia64_print_operand): Add 'G' format for printing
12013 floating point constants.
12015 2009-04-24 Richard Guenther <rguenther@suse.de>
12017 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12018 from unsigned additions.
12020 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12022 * c-typeck.c (set_init_index): Allow array designators that are
12023 not integer constant expressions with a pedwarn if pedantic.
12025 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12027 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12028 zero if no overlap in nonzero bits between the operands.
12030 2009-04-24 Ian Lance Taylor <iant@google.com>
12032 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12033 (record_dead_and_set_regs): Likewise.
12034 * df.h (struct df_mw_hardreg): Change flags field to int.
12035 (struct df_base_ref): Likewise.
12036 (struct df): Change changeable_flags field to int.
12037 * df-scan.c (df_defs_record): Change clobber_flags to int.
12038 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12039 constants rather than #define macros.
12040 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12041 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12042 (enum dwarf_calling_convention): Likewise.
12043 (enum dwarf_line_number_x_ops): Likewise.
12044 (enum dwarf_call_frame_info): Likewise.
12045 (enum dwarf_source_language): Likewise.
12046 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12047 (add_calling_convention_attribute): Likewise.
12048 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12049 (combine_comparisons): Change compcode to int. Add cast to enum type.
12050 * genrecog.c (maybe_both_true_2): Change c to int.
12051 (write_switch): Likewise. Add cast to enum type.
12052 * gimplify.c (gimplify_omp_for): Handle return values from
12053 gimplify_expr using MIN rather than bitwise or.
12054 (gimplify_expr): Add cast to enum type.
12055 * ipa-prop.c (update_jump_functions_after_inlining): Change
12056 IPA_BOTTOM to IPA_JF_UNKNOWN.
12057 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12058 Add casts to enum type.
12059 (setup_cover_and_important_classes): Change cl to int. Add casts
12061 (setup_class_translate): Change cl and mode to int.
12062 (ira_init_once): Change mode to int.
12063 (free_register_move_costs): Likewise.
12064 (setup_prohibited_mode_move_regs): Add casts to enum type.
12065 * langhooks.c (add_builtin_function_common): Rework assertion that
12066 value fits bitfield.
12067 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12068 * omega.c (omega_do_elimination): Avoid math on enum types.
12069 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12070 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12071 int local to handle integral_argment value.
12072 * regmove.c (try_auto_increment): Change PUT_MODE to
12074 * reload.c (push_secondary_reload): Add casts to enum type.
12075 (secondary_reload_class, find_valid_class): Likewise.
12076 * reload1.c (emit_input_reload_insns): Likewise.
12077 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12078 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12079 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12081 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12082 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12084 (expand_complex_libcall): Add casts to enum type.
12085 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12086 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12087 with ERROR_MARK, not NUM_TREE_CODES.
12088 (vect_create_epilog_for_reduction): Likewise.
12089 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12090 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12091 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12093 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12094 vect_unused_in_loop. Change 0 to loop_vect.
12095 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12096 * var-tracking.c (get_init_value): Change return type to enum
12098 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12099 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12101 (arm_override_options): Add casts to enum type.
12102 (arm_emit_tls_decoration): Likewise.
12103 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12105 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12106 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12107 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12109 * config/s390/s390.c (code_for_builtin_64): Change to array of
12111 (code_for_builtin_31): Likewise.
12112 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12114 * config/sparc/sparc.c (sparc_override_options): Change value
12115 field in struct code_model to enum cmodel. In initializer change
12116 0 to NULL and add cast to enum type.
12118 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12119 Change all callers. Issue a -Wc++-compat warning using
12120 lhs_origtype if necessary.
12121 (convert_for_assignment): Issue -Wc++-compat warnings about
12122 invalid conversions to enum type on assignment.
12123 * c-common.h (build_modify_expr): Update declaration.
12125 2009-04-24 Nick Clifton <nickc@redhat.com>
12127 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12128 (function_arg_advance): Likewise.
12129 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12132 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12134 * config/s390/constraints.md ('I', 'J'): Fix condition.
12136 2009-04-24 Diego Novillo <dnovillo@google.com>
12138 * gengtype-parse.c (parse_error): Add newline after message.
12140 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12142 * config/i386/sse.md (avxmodesuffixs): Removed.
12143 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12144 (*avx_pinsr<ssevecsize>): This.
12146 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12148 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12149 follow chains of regs with a single definition, and allow expressions
12150 that are function_invariant_p.
12151 (simple_rhs_p): Allow expressions that are function_invariant_p.
12153 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12155 PR middle-end/39867
12156 * fold-const.c (fold_cond_expr_with_comparison): When folding
12157 > and >= to MAX, make sure the MAX uses the same type as the
12158 comparison's operands.
12160 2009-04-24 Nick Clifton <nickc@redhat.com>
12162 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12163 addressing for DImode accesses.
12164 (frv_print_operand_address): Handle PLUS case.
12165 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12167 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12169 PR rtl-optimization/39794
12170 * alias.c (canon_true_dependence): Add x_addr argument.
12171 * rtl.h (canon_true_dependence): Adjust prototype.
12172 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12173 * cselib.c (cselib_invalidate_mem): Likewise.
12174 * gcse.c (compute_transp): Likewise.
12175 * dse.c (scan_reads_nospill): Likewise.
12176 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12177 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12178 canon_base_addr of the group, plus optional offset.
12179 (struct group_info): Rename canon_base_mem to
12181 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12182 canon_rtx of base_mem.
12184 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12186 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12187 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12189 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12191 * config/spu/spu-builtins.h: Delete file.
12193 * config/spu/spu.h (enum spu_builtin_type): Move here from
12195 (struct spu_builtin_description): Likewise. Add GTY marker.
12196 Do not use enum spu_function_code or enum insn_code.
12197 (spu_builtins): Add extern declaration.
12199 * config/spu/spu.c: Do not include "spu-builtins.h".
12200 (enum spu_function_code, enum spu_builtin_type_index,
12201 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12202 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12203 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12204 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12205 (spu_builtin_types): Make static. Add GTY marker.
12206 (spu_builtins): Add extern declaration with GTY marker.
12207 Include "gt-spu.h".
12209 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12210 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12211 Check programmatically whether all parameters are scalar.
12213 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12215 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12217 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12218 assignment from the constructor either if the target is volatile.
12220 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12222 * config/arm/arm.md (insv): Do not share operands[0].
12224 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12226 * config/vxlib-tls.c (active_tls_threads): Delete.
12227 (delete_hook_installed): New.
12228 (tls_delete_hook): Don't delete the delete hook.
12229 (tls_destructor): Delete it here.
12230 (__gthread_set_specific): Adjust installing the delete hook.
12231 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12232 __gthread_leave_tsd_dtor_context.
12234 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12236 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12238 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12240 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12242 (alpha_rtx_costs): Ditto.
12243 (emit_unlikely_jump): Use add_reg_note.
12244 (emit_frame_store_1): Ditto.
12245 (alpha_expand_prologue): Ditto.
12246 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12247 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12249 2009-04-23 Nick Clifton <nickc@redhat.com>
12251 * config/v850/v850.md (epilogue): Remove suppressed code.
12252 (return): Rename to return_simple and remove test of frame size.
12253 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12254 to gen_return_simple.
12256 2009-04-22 Jing Yu <jingyu@google.com>
12259 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12261 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12264 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12265 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12266 value is a VECTOR_CST, the element type is the element type of the
12269 2009-04-22 DJ Delorie <dj@redhat.com>
12271 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12273 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12275 * alias.c (find_base_term): Move around LO_SUM case, so that
12276 CONST falls through into PLUS/MINUS handling.
12279 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12280 into 0, use omit_one_operand.
12282 2009-04-23 Ben Elliston <bje@au.ibm.com>
12284 * config/rs6000/linux-unwind.h (get_regs): Remove type
12285 puns. Change the type of `pc' to an array of unsigned ints and
12286 update all users. Constify frame24.
12288 2009-04-22 DJ Delorie <dj@redhat.com>
12290 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12291 declarations before code.
12292 (current_function_special_page_vector): Likewise.
12293 (m32c_expand_insv): Silence a warning.
12295 2009-04-21 Taras Glek <tglek@mozilla.com>
12297 * alias.c: Update GTY annotations to new syntax.
12298 * basic-block.h: Likewise.
12299 * bitmap.h: Likewise.
12300 * c-common.h: Likewise.
12301 * c-decl.c: Likewise.
12302 * c-parser.c: Likewise.
12303 * c-pragma.c: Likewise.
12304 * c-tree.h: Likewise.
12305 * cfgloop.h: Likewise.
12306 * cgraph.h: Likewise.
12307 * config/alpha/alpha.c: Likewise.
12308 * config/arm/arm.h: Likewise.
12309 * config/avr/avr.h: Likewise.
12310 * config/bfin/bfin.c: Likewise.
12311 * config/cris/cris.c: Likewise.
12312 * config/darwin.c: Likewise.
12313 * config/frv/frv.c: Likewise.
12314 * config/i386/i386.c: Likewise.
12315 * config/i386/i386.h: Likewise.
12316 * config/i386/winnt.c: Likewise.
12317 * config/ia64/ia64.h: Likewise.
12318 * config/iq2000/iq2000.c: Likewise.
12319 * config/mips/mips.c: Likewise.
12320 * config/mmix/mmix.h: Likewise.
12321 * config/pa/pa.c: Likewise.
12322 * config/pa/pa.h: Likewise.
12323 * config/rs6000/rs6000.c: Likewise.
12324 * config/s390/s390.c: Likewise.
12325 * config/sparc/sparc.c: Likewise.
12326 * config/xtensa/xtensa.c: Likewise.
12327 * cselib.h: Likewise.
12328 * dbxout.c: Likewise.
12329 * dwarf2out.c: Likewise.
12330 * except.c: Likewise.
12331 * except.h: Likewise.
12332 * fixed-value.h: Likewise.
12333 * function.c: Likewise.
12334 * function.h: Likewise.
12335 * gimple.h: Likewise.
12336 * integrate.c: Likewise.
12337 * optabs.c: Likewise.
12338 * output.h: Likewise.
12339 * real.h: Likewise.
12341 * stringpool.c: Likewise.
12342 * tree-data-ref.c: Likewise.
12343 * tree-flow.h: Likewise.
12344 * tree-scalar-evolution.c: Likewise.
12345 * tree-ssa-address.c: Likewise.
12346 * tree-ssa-alias.h: Likewise.
12347 * tree-ssa-operands.h: Likewise.
12348 * tree.c: Likewise.
12349 * tree.h: Likewise.
12350 * varasm.c: Likewise.
12351 * varray.h: Likewise.
12353 * coretypes.h: Do not define GTY macro if it is already defined.
12354 * doc/gty.texi: Update GTY documentation to new syntax.
12355 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12356 annotations on structs.
12357 * gengtype-parse.c: Likewise.
12359 2009-04-22 Mark Heffernan <meheff@google.com>
12361 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12363 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12365 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12368 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12370 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12371 the same as a PLUS without a shift. Increase the cost of a
12374 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12376 * Makefile.in: Update dependencies.
12377 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12378 * errors.h: Remove bogus comment about compatibility.
12379 (warning): Update declaration.
12380 * genautomata.c: Update all calls to warning.
12381 * gimple.c: Do not include errors.h. Include toplev.h.
12382 * tree-ssa-structalias.c: Do not include errors.h.
12383 * omega.c: Likewise.
12384 * tree-ssa-reassoc.c: Likewise.
12385 * config/spu/spu-c.c: Likewise.
12386 * config/spu/t-spu-elf: Update dependencies.
12388 2009-04-22 Richard Guenther <rguenther@suse.de>
12390 PR tree-optimization/39824
12391 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12392 make sure the types are compatible.
12394 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12397 * c-common.c (c_parse_error): Take a token_flags parameter.
12398 Use token_type for the token type instead.
12399 Pass token_flags to cpp_type2name.
12400 * c-common.h (c_parse_error): Update declaration.
12401 * c-parser.c (c_parser_error): Pass 0 as token flags.
12403 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12405 PR rtl-optimization/39580
12406 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12408 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12410 * function.c (expand_function_end): Do not emit a jump to the "naked"
12411 return label for fall-through returns.
12412 * except.c (sjlj_emit_function_exit): Always place the call to the
12413 unregister function at the location installed by expand_function_end.
12415 2009-04-22 Richard Guenther <rguenther@suse.de>
12417 PR tree-optimization/39845
12418 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12419 (gen_inbound_check): Likewise.
12421 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12423 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12425 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12426 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12428 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12430 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12431 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12432 shift counts to avoid out-of-bounds array accesses.
12434 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12436 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12437 (Pmode): Move above.
12439 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12441 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12442 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12443 GET_CODE macro. Use IN_RANGE macro where appropriate.
12444 * config/alpha/alpha.h: Ditto.
12445 * config/alpha/alpha.md: Ditto.
12446 * config/alpha/constraints.md: Ditto.
12447 * config/alpha/predicates.md: Ditto.
12449 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12451 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12452 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12453 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12454 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12455 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12456 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12457 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12458 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12459 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12460 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12461 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12462 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12463 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12464 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12465 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12466 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12467 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12468 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12469 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12470 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12471 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12472 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12473 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12474 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12475 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12476 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12477 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12479 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12481 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12482 references from comments.
12483 * cfgbuild.c: (count_basic_blocks): Delete.
12484 (find_basic_blocks_1): Delete.
12485 (find_basic_blocks): Delete.
12486 * except.c (finish_eh_generation): Make static. Move comment from
12487 except.h here. Remove find_basic_blocks references from comments.
12488 * except.h (finish_eh_generation): Delete.
12489 * basic-block.h (find_basic_blocks): Delete.
12490 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12492 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12494 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12495 (sdbout_parms): Likewise.
12497 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12499 * config/sh/sh.c (prepare_cbranch_operands): Use
12500 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12501 (expand_cbranchdi4): Likewise.
12502 (from_compare): Add cast to enum type.
12503 (expand_cbranchsi4): Use add_reg_note.
12504 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12505 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12506 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12507 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12508 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12509 instead of CODE_FOR_nothing.
12510 (cbranchdi4): Likewise. Fix the order of arguments for
12512 (push_fpscr): Use add_reg_note.
12513 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12514 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12516 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12518 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12519 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12520 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12521 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12522 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12523 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12524 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12525 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12526 config/alpha/x-vms, config/arc/t-arc,
12527 config/arm/README-interworking, config/arm/arm-c.c,
12528 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12529 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12530 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12531 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12532 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12533 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12534 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12535 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12536 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12537 config/cris/t-elfmulti, config/crx/t-crx,
12538 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12539 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12540 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12541 config/h8300/t-h8300, config/i386/athlon.md,
12542 config/i386/darwin-libgcc.10.4.ver,
12543 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12544 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12545 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12546 config/i386/t-linux64, config/i386/t-nwld,
12547 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12548 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12549 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12550 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12551 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12552 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12553 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12554 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12555 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12556 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12557 config/m68k/t-uclinux, config/mcore/t-mcore,
12558 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12559 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12560 config/mips/crtn.asm, config/mips/irix-crti.asm,
12561 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12562 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12563 config/mips/mips-fixed.md, config/mips/sb1.md,
12564 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12565 config/mips/t-iris6, config/mips/t-isa3264,
12566 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12567 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12568 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12569 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12570 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12571 config/mn10300/t-linux, config/mn10300/t-mn10300,
12572 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12573 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12574 config/picochip/libgccExtras/clzsi2.asm,
12575 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12576 config/rs6000/darwin-libgcc.10.4.ver,
12577 config/rs6000/darwin-libgcc.10.5.ver,
12578 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12579 config/rs6000/t-aix43, config/rs6000/t-aix52,
12580 config/rs6000/t-darwin, config/rs6000/t-fprules,
12581 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12582 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12583 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12584 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12585 config/rs6000/t-rtems, config/rs6000/t-spe,
12586 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12587 config/score/t-score-elf, config/sh/divcost-analysis,
12588 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12589 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12590 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12591 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12592 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12593 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12594 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12595 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12596 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12597 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12598 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12599 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12600 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12601 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12602 * config/h8300/genmova.sh: Include copyright and license notices
12603 in generated output.
12604 * config/h8300/mova.md: Regenerate.
12605 * doc/install.texi2html: Include word "Copyright" in copyright
12606 notice and use name "Free Software Foundation, Inc.".
12607 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12608 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12609 ChangeLog-2007, ChangeLog-2008: Correct dates.
12611 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12613 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12614 NE_EXPR operations as well.
12615 * c-parser.c (c_parser_condition): Do not set location information on
12617 (c_parser_conditional_expression): Likewise.
12618 (c_parser_binary_expression): Set location information on operators.
12619 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12620 TRUTH_NOT_EXPR has been folded.
12621 * fold-const.c (fold_truth_not_expr): Copy location information from
12622 the incoming expression to the outgoing one.
12623 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12624 recursive calls on the LHS of the operator but pass that of the
12625 operator to recursive calls on the RHS of the operator. Set it
12627 (shortcut_cond_expr): Set the locus of the operator on the second
12628 COND_EXPR and that of the expression on the first in degenerate cases.
12629 Pass the locus of the expression to calls to shortcut_cond_r.
12630 Set the locus of the 'then' block on the associated jump, if any.
12631 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12632 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12633 expression to call to gimplify_boolean_expr.
12635 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12637 * config.gcc: Add additional configuration for
12638 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12639 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12640 (CPP_SPEC): Redefine for allowing -municode option.
12641 (STARTFILE_SPEC): Likewise.
12642 * config/i386/t-mingw-w64: New.
12643 * config/i386/mingw-w64.opt: New.
12644 (municode): Add new target option.
12645 * doc/invoke.texi (municode): Add documentation for new option.
12647 2009-04-21 Ian Lance Taylor <iant@google.com>
12649 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12650 Correct test for number of arguments.
12651 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12653 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12655 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12656 argument of emit_library_call.
12658 2009-04-21 Richard Guenther <rguenther@suse.de>
12660 PR middle-end/39829
12661 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12662 inside VIEW_CONVERT_EXPRs.
12664 2009-04-21 Martin Jambor <mjambor@suse.cz>
12666 * tree-switch-conversion.c (build_constructors): Split a long line.
12667 (constructor_contains_same_values_p): New function.
12668 (build_one_array): Create assigns of constants if possible, do not
12669 call mark_sym_for_renaming, call update_stmt.
12670 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12671 make_rename_temp. Do not call mark_symbols_for_renaming, call
12673 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12674 find_new_referenced_vars, call update_stmt.
12675 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12676 instead of calling make_rename_temp. Do not call
12677 find_new_referenced_vars or mark_symbols_for_renaming, call
12680 2009-04-21 Richard Guenther <rguenther@suse.de>
12682 PR tree-optimization/39827
12683 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12684 (tree_ssa_phiprop): Pass the correct array size.
12686 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12688 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12690 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12693 * c-typeck.c (lvalue_p): Move declaration ...
12694 * c-common.h (lvalue_p): ... to here.
12695 * c-common.c (candidate_equal_p): New.
12696 (add_tlist): Use it.
12697 (merge_tlist): Use it.
12698 (warn_for_collisions_1): Likewise.
12699 (warning_candidate_p): Accept more candidates.
12700 (verify_tree): A warning candidate can be an expression. Use
12703 2009-04-21 Ben Elliston <bje@au.ibm.com>
12706 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12707 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12708 options. Remove -mcall-solaris documentation.
12710 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12713 * doc/invoke.texi (-Wlong-long): Update description.
12714 * c-lex (interpret_integer): Only warn if there was no previous
12715 overflow and -Wlong-long is enabled.
12716 * c-decl.c (declspecs_add_type): Drop redundant flags.
12717 * c.opt (Wlong-long): Init to -1.
12718 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12719 and front-end warn_long_long. Wlong-long only depends on other
12720 flags if it is uninitialized.
12721 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12722 the same for CPP and FE.
12723 (restore_extension_diagnostics): Likewise.
12725 2009-04-20 Ian Lance Taylor <iant@google.com>
12727 Fix enum conversions which are invalid in C++:
12728 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12729 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12730 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12731 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12732 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12733 (dbxout_parms): Likewise.
12734 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12735 (df_clear_flags): Likewise.
12736 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12737 top_flag parameter to int.
12738 (df_chain_create_bb_process_use): Likewise.
12739 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12741 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12742 (df_ref_create_structure, df_def_record_1): Likewise.
12743 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12744 (df_notes_rescan): Change 0 to VOIDmode in function call.
12745 (df_get_call_refs, df_insn_refs_collect): Likewise.
12746 (df_bb_regs_collect): Likewise.
12747 (df_entry_block_defs_collect): Likewise.
12748 (df_exit_block_uses_collect): Likewise.
12749 * df.h: Update declarations.
12750 * double-int.c (double_int_divmod): Add cast to enum type.
12751 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12752 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12753 (based_loc_descr): Likewise.
12754 (loc_descriptor_from_tree_1): Change first_op and second_op to
12755 enum dwarf_location_atom. Add cast to enum type.
12756 * expmed.c (init_expmed): Change 0 to SET in function call.
12757 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12758 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12759 (do_store_flag): Likewise.
12760 * fixed-value.h (struct fixed_value): Change mode to enum
12762 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12763 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12765 (insert_insn_decl, insert_decl, insert_state): Likewise.
12766 (automata_list_finish): Likewise.
12767 * genrecog.c (process_define_predicate): Add cast to enum type.
12768 * gensupport.c (init_predicate_table): Add cast to enum type.
12769 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12771 (gimple_build_call_1, gimple_build_label): Likewise.
12772 (gimple_build_goto, gimple_build_asm_1): Likewise.
12773 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12774 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12775 (enum fallback): Rename from enum fallback_t.
12776 (fallback_t): Typedef as int.
12777 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12778 GSI_SAME_STMT in function call.
12779 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12781 (setup_reg_class_relations): Likewise.
12782 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12783 (setup_prohibited_class_mode_regs): Add cast to enum type.
12784 (setup_prohibited_mode_move_regs): Likewise.
12785 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12786 (record_address_regs): Change i to enum reg_class.
12787 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12788 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12789 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12790 (GET_MODE_2XWIDER_MODE): Likewise.
12791 (GET_CLASS_NARROWEST_MODE): Likewise.
12792 * omp-low.c (expand_omp_for): Add cast to enum type.
12793 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12794 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12795 * postreload.c (reload_cse_simplify_operands): Change rclass local
12797 * predict.c (combine_predictions_for_insn): Change best_predictor
12798 and predictor to enum br_predictor.
12799 (combine_predictions_for_bb): Likewise.
12800 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12801 use SET_PREDICT_EXPR_OUTCOME.
12802 * real.c (real_arithmetic): Change icode to code in function call.
12803 * reginfo.c (init_move_cost): Add casts to enum type.
12804 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12805 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12807 * reload.c (find_valid_class): Add casts to enum type.
12808 (push_reload): Change 0 to NO_REGS in function call.
12809 (find_reloads): Change this_alternative to array of enum
12810 reg_class. Remove some now-unnecessary casts.
12811 (make_memloc): Change 0 to VOIDmode in function call.
12812 * reload1.c (reload): Change 0 to VOIDmode in function call.
12813 (eliminate_regs_1, elimination_effects): Likewise.
12814 (eliminate_regs_in_insn): Likewise.
12815 (emit_input_reload_insns): Add cast to enum type.
12816 (delete_output_reload): Change 0 to VOIDmode in function call.
12817 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12818 to enum type in function call.
12819 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12820 (SET_PREDICT_EXPR_OUTCOME): Define.
12821 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12822 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12823 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12824 (dump_function): Likewise.
12825 * tree-dump.h: Update declarations.
12826 * tree-pass.h: Update declarations.
12827 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12828 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12830 (arm_rtx_costs_1): Correct parenthesization.
12831 (arm_rtx_costs): Add casts to enum type.
12832 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12833 (vfp_emit_fstmd): Use add_rg_note.
12834 (emit_multi_reg_push, emit_sfm): Likewise.
12835 (thumb_set_frame_pointer): Likewise.
12836 (arm_expand_prologue): Likewise.
12837 (arm_regno_class): Change return type to enum reg_class.
12838 (thumb1_expand_prologue): Use add_reg_note.
12839 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12840 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12842 * config/arm/gentune.sh: Add cast to enum type.
12843 * config/arm/arm-tune.md: Rebuild.
12844 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12845 (ix86_split_fp_branch, predict_jump): Likewise.
12846 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12847 insn_code to enum rtx_code.
12848 (ix86_builtin_vectorized_function): Add cast to enum type.
12849 * config/i386/i386.md (truncdfsf2): Change slot to enum
12851 (truncxf<mode>2, isinf<mode>2): Likewise.
12852 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12854 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12855 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12856 (insert_bundle_state): Change 1 to INSERT in function call.
12857 (ia64_add_bundle_selector_before): Likewise.
12858 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12859 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12860 (restore_stack_nonlocal): Likewise.
12861 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12863 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12865 (mips_rtx_costs): Likewise.
12866 (mips_override_options): Add casts to enum type.
12867 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12869 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12870 (store_reg, set_reg_plus_d): Likewise.
12871 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12872 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12874 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12876 (emit_unlikely_jump): Use add_reg_note.
12877 (rs6000_emit_allocate_stack): Likewise.
12878 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12879 (output_toc): Change 1 to INSERT in function call.
12880 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12881 (rs6000_initialize_trampoline): Likewise.
12882 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12884 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12885 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12886 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12887 (save_gprs): Use add_reg_note.
12888 (s390_emit_prologue): Likewise.
12889 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12890 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12891 (sparc_fold_builtin): Add cast to enum type.
12892 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12894 (spu_expand_prologue): Use add_reg_note.
12895 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12897 2009-04-20 Ian Lance Taylor <iant@google.com>
12899 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12900 (c_parser_postfix_expression_after_primary): Get VEC for list of
12901 arguments. Get original types of arguments. Call
12902 build_function_call_vec.
12903 (cached_expr_list_1, cached_expr_list_2): New static variables.
12904 (c_parser_expr_list): Change return type to VEC *. Add
12905 p_orig_types parameter. Change all callers.
12906 (c_parser_release_expr): New static function.
12907 (c_parser_vec_to_tree_list): New static function.
12908 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12909 call build_function_call_vec.
12910 (build_function_call_vec): New function, based on old
12911 build_function_call.
12912 (convert_arguments): Remove nargs and argarray parameters. Change
12913 values to a VEC. Add origtypes parameter.
12914 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12915 (convert_for_assignment): Add origtype parameter. Change all
12916 callers. If warn_cxx_compat, check for conversion to an enum
12917 type when calling a function.
12918 (store_init_value): Add origtype parameter. Change all callers.
12919 (digest_init): Likewise.
12920 (struct init_node): Add origtype field.
12921 (add_pending_init): Add origtype parameter. Change all callers.
12922 (output_init_element): Likewise.
12923 (output_pending_init_elements): Pass origtype from init_node to
12924 output_init_element.
12925 (process_init_element): Pass origtype from c_expr to
12926 output_init_element.
12927 (c_finish_return): Add origtype parameter. Change all callers.
12928 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12930 (sync_resolve_params): Likewise.
12931 (sync_resolve_return): Change params to first_param. Change caller.
12932 (resolve_overloaded_builtins): Change params to VEC *. Change
12933 callers. Save first parameter around call to build_function_call_vec.
12934 * c-decl.c (finish_decl): Add origtype parameter. Change all
12935 callers. Call build_function_call_vec rather than
12936 build_function_call for cleanup.
12937 * c-tree.h: Update declarations.
12938 * c-common.h: Update declarations.
12939 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12940 params to first_param.
12941 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12942 params parameter from tree to void *.
12943 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12944 Change arglist parameter to have type void *, and to be a pointer
12946 * config/rs6000/rs6000-protos.h
12947 (altivec_resolve_overloaded_builtin): Update declaration.
12948 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12949 fnargs parameter to have type void *, and to be a pointer to a
12950 VEC. Call build_function_call_vec instead of
12951 build_function_call.
12952 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12954 2009-04-20 Joey Ye <joey.ye@intel.com>
12955 Xuepeng Guo <xuepeng.guo@intel.com>
12956 H.J. Lu <hongjiu.lu@intel.com>
12958 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12960 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12961 (IX86_LEA_PRIORITY): Likewise.
12962 (distance_non_agu_define): New function.
12963 (distance_agu_use): Likewise.
12964 (ix86_lea_for_add_ok): Likewise.
12965 (ix86_dep_by_shift_count): Likewise.
12967 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12968 should split for LEA.
12970 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12972 (ix86_dep_by_shift_count): Likewise.
12974 2009-04-20 Richard Guenther <rguenther@suse.de>
12976 * expr.c (handled_component_p): Move ...
12977 * tree.h (handled_component_p): ... here.
12978 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12979 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12980 and REALPART_EXPR to be in one group.
12982 2009-04-20 Richard Guenther <rguenther@suse.de>
12984 * basic-block.h (get_all_dominated_blocks): Declare.
12985 * dominance.c (get_all_dominated_blocks): New function.
12986 * tree-cfg.c (get_all_dominated_blocks): Remove.
12987 (remove_edge_and_dominated_blocks): Adjust.
12988 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12989 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12990 instead of recursing.
12992 2009-04-20 Doug Kwan <dougkwan@google.com>
12994 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12995 (struct cgraph_node_set_def): New type.
12996 (cgraph_node_set) New type. Also declare vector functions.
12997 (struct cgraph_node_set_element_def): New type.
12998 (cgraph_node_set_element): Ditto.
12999 (cgraph_node_set_iterator): New iterator type.
13000 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13001 cgraph_node_set_remove, dump_cgraph_node_set,
13002 debug_cgraph_node_set): New prototypes.
13003 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13004 cgraph_node_set_size): New inlines.
13005 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13006 including cgraph.h.
13007 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13008 argument to function 'write_summary'.
13009 * ipa.c: Include ggc.h.
13010 (hash_cgraph_node_set_element,
13011 eq_cgraph_node_set_element, cgraph_node_set_new,
13012 cgraph_node_set_add, cgraph_node_set_remove,
13013 cgraph_node_set_find, dump_cgraph_node_set,
13014 debug_cgraph_node_set): New functions.
13015 * Makefile.in (ipa.o): Add dependency on GGC_H.
13017 2009-04-20 Ira Rosen <irar@il.ibm.com>
13019 PR tree-optimization/39675
13020 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13021 check of the return code of vect_schedule_slp. Check that
13022 stmt_vec_info still exists for the statement, before checking its
13023 vectorization type.
13025 2009-04-20 Michael Matz <matz@suse.de>
13027 * Makefile.in (generated_files): Take out $(simple_generated_c).
13029 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13031 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13032 (UINTPTR_TYPE): Likewise.
13034 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13037 * c-typeck.c (digest_init): Check for initializing an array with a
13040 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13043 * c-semantics.c (pop_stmt_list): Propagate
13044 STATEMENT_LIST_HAS_LABEL to parent statement list.
13046 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13048 * config/mips/mips.h (mips_tune_attr): New macro.
13049 * config/mips/mips.md (cpu): Use it.
13051 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13054 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13057 2009-04-19 Diego Novillo <dnovillo@google.com>
13059 * toplev.c (compile_file): Move call to coverage_finish ...
13060 * cgraphunit.c (ipa_passes): ... here.
13061 Call cgraph_process_new_functions.
13062 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13063 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13065 2009-04-19 Jan Hubicka <jh@suse.cz>
13067 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13069 (dump_cgraph_node): Dump can throw external flag.
13070 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13072 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13076 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13077 * common.opt (Wlogical-op): Move from here...
13078 * c.opt (Wlogical-op): ... to here.
13079 * c-typeck.c (parser_build_binary_op): Update call to
13080 warn_logical_operator.
13081 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13083 * c-common.c (warn_logical_op): Update.
13084 * c-common.h (warn_logical_op): Update declaration.
13086 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13088 * tree.c (protected_set_expr_location): Fix formatting.
13090 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13093 * c-typeck.c (readonly_warning): new.
13094 (build_unary_op, build_modify_expr): Use readonly_warning for
13095 storing into something readonly but not const-qualified.
13097 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13100 * c-typeck.c (build_unary_op): Check for taking address of
13101 expression of type void.
13103 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13106 * c-typeck.c (build_function_call): Check for calling a function
13107 with qualified void return types. Call require_complete_type when
13110 2009-04-18 Jan Hubicka <jh@suse.cz>
13112 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13114 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13115 can_throw_external flag.
13116 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13117 * ipa-pure-const.c (ignore_edge): New function.
13118 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13119 only over can_throw_external edges.
13120 (local_pure_const): Add nothrow flag.
13121 * ipa-utils.c (searchc): Add ignore_edge callback.
13122 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13123 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13124 (set_nothrow_function_flags): Update cgraph.
13125 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13127 2009-04-18 Richard Guenther <rguenther@suse.de>
13129 PR middle-end/39804
13130 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13131 (fold_stmt): ... this and ...
13132 (fold_stmt_inplace): ... this.
13133 (fold_stmt_1): Fold references in calls and asms.
13134 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13136 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13138 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13139 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13141 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13143 * tree.c (function_args_count): Remove.
13144 * tree.h: Remove the prototype for function_args_count.
13146 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13148 * tree-iterator.c (expr_only): Remove.
13149 * tree.h: Remove the prototype for expr_only.
13151 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13153 * reginfo.c (cannot_change_mode_set_regs): Remove.
13154 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13156 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13158 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13159 whether operands 0 and 1 overlaps.
13161 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13163 PR middle-end/36902
13164 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13165 pointer. Use warning_at instead of warning.
13166 (search_for_addr_array): Likewise.
13167 (check_array_bounds): Likewise.
13168 (check_all_array_refs): Check that the incoming edge is not in the
13169 list of edges to be removed.
13170 (check_all_array_refs): Avoid the temporal pointer.
13171 (vrp_visit_cond_stmt): Fix typo.
13172 (simplify_switch_using_ranges): Handle the case where the switch
13173 index is an integer constant.
13175 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13177 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13179 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13181 * doc/extend.texi, doc/invoke.texi: Fix typos.
13183 2009-04-17 Cary Coutant <ccoutant@google.com>
13185 * tree-flow-inline.h (get_lineno): Fix inverted test.
13187 2009-04-17 Diego Novillo <dnovillo@google.com>
13189 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13190 assertion for AVAIL_OUT.
13192 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13195 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13196 * config/sh/linux-atomic.asm: Likewise.
13198 2009-04-17 Diego Novillo <dnovillo@google.com>
13200 * except.c (debug_eh_tree): New.
13201 (struct eh_region, struct eh_status): Move ...
13202 * except.h: ... here.
13203 (add_type_for_runtime): Declare extern.
13204 (lookup_type_for_runtime): Likewise.
13205 (debug_eh_tree): Declare.
13206 * Makefile.in (GTFILES): List except.h before except.c
13208 2009-04-17 Diego Novillo <dnovillo@google.com>
13210 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13211 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13212 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13213 (find_vars_r): ... here.
13214 * tree-flow.h (find_referenced_vars_in): Declare.
13215 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13216 that AVAIL_OUT exists for BLOCK.
13217 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13218 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13219 (tree-parloops.o): Likewise.
13221 2009-04-17 Simon Baldwin <simonb@google.com>
13223 * toplev.c (default_tree_printer): Add handling for %E format.
13225 2009-04-17 Diego Novillo <dnovillo@google.com>
13227 * tree-pretty-print.c (dump_generic_node): Add break after
13228 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13229 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13230 FUNCTION_TYPE together. Call print_struct_decl when printing
13231 structures and TDF_SLIM is not given.
13232 (print_struct_decl): Fix logic for detecting recursion.
13234 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13237 * gcc.c (create_at_file): New.
13238 (compile_input_file_p): New.
13239 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13240 * main.c (main): Update call to toplev_main.
13241 * toplev.c (toplev_main): Change signature. Call expandargv.
13242 * toplev.h (toplev_main): Change signature.
13244 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13246 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13247 if the latter is not constant.
13249 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13251 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13253 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13255 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13256 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13258 2009-04-17 Richard Guenther <rguenther@suse.de>
13260 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13261 Handle component references view-converting an invariant address.
13263 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13265 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13266 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13267 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13268 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13269 Use @deftypevr rather than @deftypevar.
13271 2009-04-17 Richard Guenther <rguenther@suse.de>
13273 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13274 (get_prop_source_stmt): Likewise.
13275 (can_propagate_from): Likewise.
13277 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13279 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13280 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13281 (--with-multilib-list): Add default value.
13282 * configure: Regenerate.
13283 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13284 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13285 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13286 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13287 Don't add default cpu to multilib list unnecessarily, but do enable
13288 the relevant compiler option..
13289 Add support for --with-multilib-list=<blank> and
13290 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13291 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13292 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13293 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13294 TM_MULTILIB_CONFIG.
13295 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13296 (MULTILIB_OSDIRNAMES): New variable.
13297 * config/sh/t-1e: Delete file.
13298 * config/sh/t-mlib-sh1: Delete file.
13299 * config/sh/t-mlib-sh2: Delete file.
13300 * config/sh/t-mlib-sh2a: Delete file.
13301 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13302 * config/sh/t-mlib-sh2a-single: Delete file.
13303 * config/sh/t-mlib-sh2a-single-only: Delete file.
13304 * config/sh/t-mlib-sh2e: Delete file.
13305 * config/sh/t-mlib-sh3e: Delete file.
13306 * config/sh/t-mlib-sh4: Delete file.
13307 * config/sh/t-mlib-sh4-nofpu: Delete file.
13308 * config/sh/t-mlib-sh4-single: Delete file.
13309 * config/sh/t-mlib-sh4-single-only: Delete file.
13310 * config/sh/t-mlib-sh4a: Delete file.
13311 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13312 * config/sh/t-mlib-sh4a-single: Delete file.
13313 * config/sh/t-mlib-sh4a-single-only: Delete file.
13314 * config/sh/t-mlib-sh4al: Delete file.
13315 * config/sh/t-mlib-sh5-32media: Delete file.
13316 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13317 * config/sh/t-mlib-sh5-64media: Delete file.
13318 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13319 * config/sh/t-mlib-sh5-compact: Delete file.
13320 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13321 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13322 * doc/install.texi (Options specification): Add
13323 --with-multilib-list and --with-endian.
13325 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13327 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13329 (OBJS-common): Add plugin-version.o.
13330 (plugin-version.o): New.
13331 * gcc-plugin.h (plugin_gcc_version): New.
13332 (plugin_default_version_check): New.
13333 (plugin_init_func, plugin_init): Add version argument.
13334 * plugin-version.c: New.
13335 * plugin.c (str_plugin_gcc_version_name): New.
13336 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13337 pass it to the init function.
13338 (plugin_default_version_check): New.
13340 2009-04-17 Richard Guenther <rguenther@suse.de>
13342 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13343 for decl-vs-decl disambiguation.
13345 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13347 * config/s390/s390.h (s390_tune_attr): New macro definition.
13348 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13350 2009-04-17 Richard Guenther <rguenther@suse.de>
13352 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13353 (fold_stmt_r): Likewise.
13354 (maybe_fold_reference): New function.
13355 (fold_gimple_assign): Handle cases fold_stmt_r did.
13356 (fold_stmt): Do not use fold_stmt_r.
13357 (fold_stmt_inplace): Likewise.
13359 2009-04-17 Richard Guenther <rguenther@suse.de>
13361 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13362 (record_equivalences_from_stmt): Remove useless checks and
13364 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13365 the type is already suitable.
13367 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13369 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13371 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13373 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13374 (CMPtype): Define as __gcc_CMPtype.
13376 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13378 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13379 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13381 2009-04-17 Richard Guenther <rguenther@suse.de>
13383 PR tree-optimization/39746
13384 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13385 special-casing for builtins and static variable use/def.
13386 (call_may_clobber_ref_p_1): Likewise.
13388 2009-04-16 Ian Lance Taylor <iant@google.com>
13390 * df.h: Include "timevar.h".
13391 (struct df_problem): Change tv_id field to timevar_id_t.
13392 * tree-pass.h: Include "timevar.h".
13393 (struct opt_pass): Change tv_id field to timevar_id_t.
13394 * timevar.h (timevar_id_t): Define TV_NONE.
13395 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13396 TV_NONE rather than tv_id != 0.
13397 (execute_one_pass): Likewise.
13398 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13399 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13400 dependencies to $(TREE_PASS_H).
13401 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13403 (pass_branch_target_load_optimize2): Likewise.
13404 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13405 (pass_outof_cfg_layout_mode): Likewise.
13406 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13407 (pass_rebuild_cgraph_edges): Likewise.
13408 (pass_remove_cgraph_callee_edges): Likewise.
13409 * df-core.c (pass_df_initialize_opt): Likewise.
13410 (pass_df_initialize_no_opt): Likewise.
13411 (pass_df_finish): Likewise.
13412 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13413 * except.c (pass_set_nothrow_function_flags): Likewise.
13414 (pass_convert_to_eh_region_ranges): Likewise.
13415 * final.c (pass_compute_alignments): Likewise.
13416 * function.c (pass_instantiate_virtual_regs): Likewise.
13417 (pass_init_function): Likewise.
13418 (pass_leaf_regs): Likewise.
13419 (pass_match_asm_constraints): Likewise.
13420 * gimple-low.c (pass_lower_cf): Likewise.
13421 (pass_mark_used_blocks): Likewise.
13422 * init-regs.c (pass_initialize_regs): Likewise.
13423 * integrate.c (pass_initial_value_sets): Likewise.
13424 * ira.c (pass_ira): Likewise.
13425 * jump.c (pass_cleanup_barriers): Likewise.
13426 * omp-low.c (pass_expand_omp): Likewise.
13427 (pass_lower_omp): Likewise.
13428 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13429 * recog.c (pass_split_all_insns): Likewise.
13430 (pass_split_after_reload): Likewise.
13431 (pass_split_before_regstack): Likewise.
13432 (pass_split_before_sched2): Likewise.
13433 (pass_split_for_shorten_branches): Likewise.
13434 * reginfo.c (pass_reginfo_init): Likewise.
13435 (pass_subregs_of_mode_init): Likewise.
13436 (pass_subregs_of_mode_finish): Likewise.
13437 * passes.c (pass_postreload): Likewise.
13438 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13439 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13440 (pass_warn_function_return): Likewise.
13441 (pass_warn_function_noreturn): Likewise.
13442 * tree-complex.c (pass_lower_complex): Likewise.
13443 (pass_lower_complex_O0): Likewise.
13444 * tree-if-conv.c (pass_if_conversion): Likewise.
13445 * tree-into-ssa.c (pass_build_ssa): Likewise.
13446 * tree-mudflap.c (pass_mudflap_1): Likewise.
13447 (pass_mudflap_2): Likewise.
13448 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13449 (pass_mudflap_2): Likewise.
13450 * tree-nrv.c (pass_return_slot): Likewise.
13451 * tree-object-size.c (pass_object_sizes): Likewise.
13452 * tree-optimize.c (pass_all_optimizations): Likewise.
13453 (pass_early_local_passes): Likewise.
13454 (pass_all_early_optimizations): Likewise.
13455 (pass_cleanup_cfg): Likewise.
13456 (pass_cleanup_cfg_post_optimizing): Likewise.
13457 (pass_free_datastructures): Likewise.
13458 (pass_free_cfg_annotations): Likewise.
13459 (pass_fixup_cfg): Likewise.
13460 (pass_init_datastructures): Likewise.
13461 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13462 (pass_late_warn_uninitialized): Likewise.
13463 (pass_update_address_taken): Likewise.
13464 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13465 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13466 (pass_cse_sincos): Likewise.
13467 (pass_convert_to_rsqrt): Likewise.
13468 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13469 * tree-stdarg.c (pass_stdarg): Likewise.
13470 * tree-tailcall.c (pass_tail_recursion): Likewise.
13471 (pass_tail_calls): Likewise.
13472 * tree-vect-generic.c (pass_lower_vector): Likewise.
13473 (pass_lower_vector_ssa): Likewise.
13474 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13476 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13478 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13480 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13482 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13483 logical and signext.
13485 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13488 * config/sh/predicates.md (arith_operand): Check if the operand
13489 of TRUNCATE is a REG.
13491 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13493 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13494 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13496 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13498 * tree-iterator.c (tsi_split_statement_list_after,
13499 tsi_split_statement_list_before): Remove.
13500 * tree-iterator.h: Remove the prototypes for
13501 tsi_split_statement_list_after and tsi_split_statement_list_before.
13503 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13505 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13506 * tree-ssa-propagate.h: Remove the prototype for
13507 stmt_makes_single_load.
13509 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13511 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13512 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13514 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13516 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13518 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13520 * except.c (eh_region_outer_p): Remove.
13521 * except.h: Remove the prototype for eh_region_outer_p.
13523 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13525 * function.c (current_function_assembler_name): Remove.
13526 * function.h: Remove the prototype for
13527 current_function_assembler_name.
13529 2009-04-16 Ian Lance Taylor <iant@google.com>
13531 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13532 (add_reg_note): Call alloc_reg_note.
13533 * rtl.h (alloc_reg_note): Declare.
13534 * combine.c (try_combine): Use alloc_reg_note.
13535 (recog_for_combine, move_deaths): Likewise.
13536 (distribute_notes): Use alloc_reg_note and add_reg_note.
13537 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13538 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13539 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13541 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13543 PR rtl-optimization/39762
13544 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13545 ira_may_move_out_cost): Add comments about way of their usage.
13546 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13548 * ira-conflicts.c (process_regs_for_copy): Use function
13549 ira_get_register_move_cost instead of global
13550 ira_register_move_cost.
13552 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13553 color_pass, move_spill_restore, update_curr_costs): Ditto.
13555 * ira-lives.c (process_single_reg_class_operands): Ditto.
13557 * ira-emit.c (emit_move_list): Ditto.
13559 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13560 (record_reg_classes): Ditto. Use functions
13561 ira_get_register_move_cost and ira_get_may_move_cost instead of
13562 global vars ira_register_move_cost, ira_may_move_out_cost and
13563 ira_may_move_in_cost.
13564 (record_address_regs): Don't call ira_init_register_move_cost.
13565 Use function ira_get_may_move_cost instead of global
13566 ira_may_move_in_cost.
13567 (process_bb_node_for_hard_reg_moves): Use function
13568 ira_get_register_move_cost instead of global ira_register_move_cost.
13569 (ira_costs): Don't call ira_init_register_move_cost.
13571 2009-04-16 Richard Guenther <rguenther@suse.de>
13573 * tree-cfg.c (verify_gimple_assign_binary):
13574 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13575 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13576 (create_general_new_stmt): Note that this function is broken.
13578 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13580 * common.opt (fhelp): Add Var(help_flag).
13581 * gcc-plugin.h (plugin_info): Add help.
13582 * plugin.c (plugin_name_args): Add help.
13583 (register_plugin_info): Set plugin->help.
13584 (print_help_one_plugin): New.
13585 (print_plugins_help): New.
13586 * plugin.h (print_plugins_help): New.
13587 * toplev.c (toplev_main): Call print_plugins_help if needed.
13589 2009-04-16 Richard Guenther <rguenther@suse.de>
13591 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13592 (gimple_ior_addresses_taken_1): New function.
13593 (gimple_ior_addresses_taken): Likewise.
13594 * gimple.h (struct gimple_statement_with_ops_base): Remove
13595 addresses_taken member.
13596 (gimple_ior_addresses_taken): Declare.
13597 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13598 gimple_set_addresses_taken): Remove.
13599 * ipa-reference.c (mark_address): New function.
13600 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13601 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13602 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13603 (gimple_add_to_addresses_taken): Remove.
13604 (get_tmr_operands): Call mark_address_taken.
13605 (get_asm_expr_operands): Likewise.
13606 (get_expr_operands): Likewise.
13607 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13608 (free_stmt_operands): Do not free it.
13609 * tree-ssa.c (delete_tree_ssa): Likewise.
13610 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13612 2009-04-16 Richard Guenther <rguenther@suse.de>
13614 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13615 (walk_stmt_load_store_ops): Likewise.
13616 * gimple.c (get_base_loadstore): New function.
13617 (walk_stmt_load_store_addr_ops): Likewise.
13618 (walk_stmt_load_store_ops): Likewise.
13619 * ipa-pure-const.c (check_op): Simplify.
13620 (check_load, check_store): New functions.
13621 (check_stmt): Use walk_stmt_load_store_ops.
13622 * ipa-reference.c (mark_load): Adjust signature.
13623 (mark_store): Likewise.
13624 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13626 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13628 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13629 (plugin_info): New.
13630 * opts.c (common_handle_option): Don't call print_version.
13631 * plugin.c (plugin_name_args): Add version.
13632 (register_plugin_info): New.
13633 (register_callback): Handle PLUGIN_INFO.
13634 (try_init_one_plugin): New.
13635 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13637 (finalize_one_plugin): New.
13638 (finalize_plugins): New.
13639 (print_one_plugin): New.
13640 (print_plugins_versions): New.
13641 * plugin.h (print_plugins_versions): New.
13642 (finalize_plugins): New.
13643 * toplev.c (compile_file): Don't call initialize_plugins.
13644 (print_version): Call print_plugins_versions.
13645 (toplev_main): Call initialize_plugins. Print version if needed.
13646 Call finalize_plugins.
13648 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13650 * common.opt (fversion): New.
13651 * gcc.c (print_version): New.
13652 (process_command): Don't print the version. Just set print_version.
13653 (main): Print version. Call subprocesses if print_version and
13654 verbose_flag are set.
13655 * opts.c (common_handle_option): Handle OPT_fversion.
13657 2009-04-16 Richard Guenther <rguenther@suse.de>
13658 Ira Rosen <irar@il.ibm.com>
13660 PR tree-optimization/39698
13661 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13662 type of the reduction variable. Only generate the def if
13665 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13666 make sure to first convert to an integer of the same precision.
13667 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13668 the type of the evolution correctly in computing the new
13669 induction variable base.
13671 2009-04-16 Richard Guenther <rguenther@suse.de>
13673 PR middle-end/39625
13674 * tree-cfg.c (make_blocks): Split statements with to-be
13675 abnormal SSA names on the lhs.
13677 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13679 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13680 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13681 * c-typeck.c (really_start_incremental_init): Likewise.
13682 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13683 (TARGET_INITIALIZER): Remove it.
13684 * target.h (struct target): Remove vector_opaque_p.
13685 * tree.c (build_opaque_vector_type): New.
13686 * tree.h (TYPE_VECTOR_OPAQUE): New.
13687 (build_opaque_vector_type): Declare.
13688 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13689 * config/rs6000/rs6000.c (build_opaque_vector_type,
13690 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13691 (rs6000_init_builtins): Use build_opaque_vector_type for
13692 opaque_V4SI_type_node.
13694 2009-04-15 Catherine Moore <clm@codesourcery.com>
13696 * debug.h (set_name): Declare.
13697 * dwarf2out.c (dwarf2out_set_name): Declare.
13698 (dwarf2_debug_hooks): Add set_name.
13699 (find_AT_string): New.
13700 (add_AT_string): Call find_AT_string.
13701 (dwarf2out_set_name): New.
13702 * cp/decl.c (grokdeclarator): Call set_name.
13703 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13704 * debug.c (do_nothing_debug_hooks): Likewise.
13705 * dbxout.c (dbx_debug_hooks): Likewise.
13706 * sdbout.c (sdb_debug_hooks): Likewise.
13708 2009-04-15 Michael Eager <eager@eagercon.com>
13710 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13711 reg for single-precision FPU.
13712 * config/rs6000/rs6000.md (movsi_internal1): Only for
13713 !TARGET_SINGLE_FPU.
13714 (movsi_internal1_single): New. Add pattern to move SI values to/from
13715 single-precision FP regs.
13717 2009-04-15 Richard Guenther <rguenther@suse.de>
13719 * omp-low.c (lower_rec_input_clauses): Build correct address
13721 (expand_omp_for_generic): Fix multiplication type.
13722 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13723 (generate_memset_zero): Fix types.
13724 * tree-profile.c (prepare_instrumented_value): Correctly
13727 2009-04-15 Ian Lance Taylor <iant@google.com>
13729 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13730 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13731 for -Wall and for -Wc++-compat.
13732 (c_common_post_options): For C++, set warn_enum_compare if not
13734 * c-tree.h (struct c_expr): Add field original_type.
13735 (build_external_ref): Update declaration.
13736 * c-parser.c (c_parser_braced_init): Set original_type.
13737 (c_parser_initelt): Likewise.
13738 (c_parser_expr_no_commas): Likewise.
13739 (c_parser_conditional_expression): Likewise.
13740 (c_parser_cast_expression): Likewise.
13741 (c_parser_unary_expression): Likewise. Pull setting of
13742 original_code to top of function.
13743 (c_parser_sizeof_expression): Set original_type.
13744 (c_parser_alignof_expression): Likewise.
13745 (c_parser_postfix_expression): Likewise. Pull setting of
13746 original_code to top of function.
13747 (c_parser_postfix_expression_after_paren_type): Set original_type.
13748 (c_parser_postfix_expression_after_primary): Likewise.
13749 (c_parser_expression): Likewise.
13750 * c-typeck.c (build_external_ref): Add type parameter. Change all
13752 (c_expr_sizeof_expr): Set original_type field.
13753 (parser_build_unary_op): Likewise.
13754 (parser_build_binary_op): Likewise. Optionally warn about
13755 comparisons of enums of different types.
13756 (digest_init): Set original_type field.
13757 (really_start_incremental_init): Likewise.
13758 (push_init_level, pop_init_level): Likewise.
13759 * doc/invoke.texi (Warning Options): -Wenum-compare now
13762 2009-04-15 Richard Guenther <rguenther@suse.de>
13764 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13765 out a necessary conversion.
13766 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13767 names we didn't value number.
13768 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13770 2009-04-15 Richard Guenther <rguenther@suse.de>
13772 PR tree-optimization/39764
13773 * tree-ssa-ccp.c (get_value): Canonicalize value with
13774 canonicalize_float_value.
13776 2009-04-15 Jan Hubicka <jh@suse.cz>
13778 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13779 Wrong version of patch.
13781 2009-04-15 Jan Hubicka <jh@suse.cz>
13783 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13785 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13787 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13788 our distinct integral and vector types.
13790 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13792 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13793 * init.c (build_vtbl_address): Remove call to assemble_external.
13795 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13797 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13798 output for other floating point modes.
13800 2009-04-14 Diego Novillo <dnovillo@google.com>
13802 * diagnostic.c (diagnostic_report_diagnostic): Do not
13803 warn about loaded plugins for DK_ERROR and DK_WARNING.
13804 * c-decl.c (declspecs_add_type): Move call to
13805 invoke_plugin_callbacks ...
13806 * c-parser.c (c_parser_declspecs): ... here.
13807 * plugin.c (dump_active_plugins): Tidy output.
13809 2009-04-14 Diego Novillo <dnovillo@google.com>
13810 Le-Chun Wu <lcwu@google.com>
13812 * configure.ac: Add --enable-plugin support.
13813 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13814 * Makefile.in (PLUGIN_H): Define.
13815 Export ENABLE_PLUGIN and GMPINC to site.exp.
13816 Add PLUGINLIBS to link command.
13817 Add/modify dependencies for plugin.o and files including plugin.h.
13819 * config.in: Regenerate.
13821 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13824 2009-04-14 Le-Chun Wu <lcwu@google.com>
13826 * tree-pass.h (register_one_dump_file): Add a prototype for
13827 register_one_dump_file.
13828 * toplev.c (compile_file): Call initialize_plugins.
13829 (do_compile): Call invoke_plugin_callbacks.
13830 (toplev_main): Call invoke_plugin_callbacks.
13831 * common.opt: Add -fplugin= and -fplugin-arg-.
13832 * gcc-plugin.h: New public header file for plugins to include.
13833 * plugin.c: New source file.
13834 * plugin.h: New internal header file.
13835 * passes.c (register_one_dump_file): Make it external.
13837 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13839 2009-04-14 Diego Novillo <dnovillo@google.com>
13841 * doc/plugins.texi: New.
13842 * doc/gccint.texi: Add reference to Plugins chapter.
13843 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13844 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13845 loaded plugins, if any.
13846 * timevar.def (TV_PLUGIN_INIT): Define.
13847 (TV_PLUGIN_RUN): Define.
13848 * plugin.c: Include timevar.h
13849 (plugins_active_p): New.
13850 (dump_active_plugins): New.
13851 (debug_active_plugins): New.
13853 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13855 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13857 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13859 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13861 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13862 the same as a minus without a shift.
13864 2009-04-14 Nick Clifton <nickc@redhat.com>
13866 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13867 comparisons with small integers will always produce a short
13870 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13873 2008-12-19 Diego Novillo <dnovillo@google.com>
13875 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13877 2009-04-14 Richard Guenther <rguenther@suse.de>
13879 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13881 (verify_gimple_assign_binary): Likewise. Handle shifts and
13883 (verify_gimple_phi): Print the mismatched argument position.
13884 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13886 (vect_update_init_of_dr): Likewise.
13887 * matrix-reorg.c (transform_access_sites): Do what the
13889 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13891 2009-04-13 Michael Eager <eager@eagercon.com>
13893 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13894 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13895 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13896 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13897 remove duplicate config
13899 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13901 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13902 file_name:line_number type locator of the call site.
13904 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13906 * genautomata.c: Put blank after comma.
13907 (automaton_decls): New.
13908 (struct unit_usage): Add comments to member next.
13909 (store_alt_unit_usage): Keep the list ordered.
13910 (unit_present_on_list_p, equal_alternatives_p): New.
13911 (check_regexp_units_distribution): Check units distribution
13912 correctness correctly.
13913 (main): Don't write automata if error is found. Return correct
13916 * config/m68k/cf.md (cfv4_ds): Remove.
13917 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13918 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13920 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13921 power4-load-ext, power4-store, power4-store-update,
13922 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13923 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13924 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13925 power4-sqrt, power4-isync): Modify reservation to make correct
13926 unit distribution to automata.
13928 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13929 power5-store-update, power5-two, power5-three, power5-lmul,
13930 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13932 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13934 * except.c (pass_set_nothrow_function_flags): Set name and add
13936 (set_nothrow_function_flags): Mention in the dump file when
13937 changing a function to nothrow.
13939 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13942 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13943 instead of unsigned long.
13945 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13947 * config/arm/arm.c (return_used_this_function): Remove.
13948 (arm_output_function_prologue): Remove use of
13949 return_used_this_function.
13950 (output_return_instruction): Replace use of
13951 return_used_this_function
13952 by cfun->machine->return_used_this_function.
13953 (arm_output_epilogue): Likewise.
13954 (arm_output_function_epilogue): Likewise.
13955 (thumb_unexpanded_epilogue): Likewise.
13956 * config/arm/arm.h (struct machine_function):
13957 New member return_used_this_function.
13959 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13961 * doc/install.texi: Correct description of default directory for
13962 --with-gxx-include-dir.
13964 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13966 * fold-const.c (build_range_check): Properly deal with enumeral and
13967 boolean base types.
13969 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13971 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13972 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13973 * params.h (MAX_GCSE_PASSES): Remove.
13974 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13975 in sequence. Remove ability to run multiple passes.
13976 (bypass_jumps): Report run as third CPROP pass.
13978 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13980 PR middle-end/39651
13981 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13982 when deciding whether the whole SEQUENCE can throw.
13984 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13987 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13988 offseted label references.
13990 2009-04-11 Jan Hubicka <jh@suse.cz>
13992 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13994 2009-04-11 Richard Guenther <rguenther@suse.de>
13996 PR middle-end/39732
13997 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13998 return variables as TREE_ADDRESSABLE.
14000 2009-04-11 Richard Guenther <rguenther@suse.de>
14002 PR tree-optimization/39713
14003 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14004 reference trees have SSA_NAME operands.
14006 2009-04-11 Richard Guenther <rguenther@suse.de>
14009 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14010 address expressions.
14012 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14014 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14015 match changes in Cygwin 1.7
14016 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14017 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14019 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14021 PR tree-optimization/39701
14022 * doc/invoke.texi (Optimization Options): Document change in
14023 meaning and initialization of -fdelete-null-pointer-checks.
14025 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14027 PR middle-end/39701
14028 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14030 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14033 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14035 2009-04-10 Chao-ying Fu <fu@mips.com>
14037 * doc/tm.texi (Instruction Output): Document
14038 TARGET_ASM_FINAL_POSTSCAN_INSN.
14039 * target.h (final_postscan_insn): New field in asm_out.
14040 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14041 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14042 * final.c (final_scan_insn): Call
14043 targetm.asm_out.final_postscan_insn after outputting
14044 an asm macro and a normal instruction.
14046 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14047 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14048 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14049 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14050 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14052 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14054 PR middle-end/39701
14055 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14056 variables as non-NULL even with -fdelete-null-pointer-checks.
14058 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14060 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14062 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14065 * config/i386/i386.c (classify_argument): Handle SCmode with
14066 (bit_offset % 64) != 0.
14068 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14070 * doc/invoke.texi (Optimize Options): Add cross-reference to
14071 -Q --help=optimizers examples.
14073 2009-04-10 Ben Elliston <bje@au.ibm.com>
14076 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14077 regalign for the reg == fpr and TDmode case.
14079 2009-04-09 David Ayers <ayers@fsfe.org>
14082 * objc/objc-act.c (warn_with_method): Remove helper function.
14083 (check_duplicates): Call warning and inform directly.
14084 (really_start_method): Likewise.
14086 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14088 * expmed.c (expand_divmod): Always use a comparison for a division
14089 by a large unsigned integer.
14091 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14092 for things others than variables or functions as nonzero.
14094 2009-04-09 Nick Clifton <nickc@redhat.com>
14096 * unwind-compat.c: Change copyright header to refer to version
14097 3 of the GNU General Public License with version 3.1 of the
14098 GCC Runtime Library Exception and to point readers at the
14099 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14100 * config/alpha/crtfastmath.c: Likewise.
14101 * config/alpha/linux-unwind.h: Likewise.
14102 * config/alpha/qrnnd.asm: Likewise.
14103 * config/alpha/vms-crt0-64.c: Likewise.
14104 * config/alpha/vms-crt0.c: Likewise.
14105 * config/alpha/vms-dwarf2.asm: Likewise.
14106 * config/alpha/vms-dwarf2eh.asm: Likewise.
14107 * config/alpha/vms-psxcrt0-64.c: Likewise.
14108 * config/alpha/vms-psxcrt0.c: Likewise.
14109 * config/alpha/vms_tramp.asm: Likewise.
14110 * config/arc/initfini.c: Likewise.
14111 * config/arc/lib1funcs.asm: Likewise.
14112 * config/arm/bpabi-v6m.S: Likewise.
14113 * config/arm/bpabi.S: Likewise.
14114 * config/arm/bpabi.c: Likewise.
14115 * config/arm/crti.asm: Likewise.
14116 * config/arm/crtn.asm: Likewise.
14117 * config/arm/ieee754-df.S: Likewise.
14118 * config/arm/ieee754-sf.S: Likewise.
14119 * config/arm/lib1funcs.asm: Likewise.
14120 * config/arm/libunwind.S: Likewise.
14121 * config/arm/linux-atomic.c: Likewise.
14122 * config/arm/mmintrin.h: Likewise.
14123 * config/arm/pr-support.c: Likewise.
14124 * config/arm/unaligned-funcs.c: Likewise.
14125 * config/arm/unwind-arm.c: Likewise.
14126 * config/arm/unwind-arm.h: Likewise.
14127 * config/avr/libgcc.S: Likewise.
14128 * config/bfin/crti.s: Likewise.
14129 * config/bfin/crtlibid.s: Likewise.
14130 * config/bfin/crtn.s: Likewise.
14131 * config/bfin/lib1funcs.asm: Likewise.
14132 * config/bfin/linux-unwind.h: Likewise.
14133 * config/cris/arit.c: Likewise.
14134 * config/cris/cris_abi_symbol.c: Likewise.
14135 * config/darwin-64.c: Likewise.
14136 * config/darwin-crt2.c: Likewise.
14137 * config/darwin-crt3.c: Likewise.
14138 * config/darwin.h: Likewise.
14139 * config/dbxelf.h: Likewise.
14140 * config/dfp-bit.c: Likewise.
14141 * config/dfp-bit.h: Likewise.
14142 * config/elfos.h: Likewise.
14143 * config/fixed-bit.c: Likewise.
14144 * config/fixed-bit.h: Likewise.
14145 * config/fp-bit.c: Likewise.
14146 * config/fp-bit.h: Likewise.
14147 * config/fr30/crti.asm: Likewise.
14148 * config/fr30/crtn.asm: Likewise.
14149 * config/fr30/lib1funcs.asm: Likewise.
14150 * config/freebsd-spec.h: Likewise.
14151 * config/frv/cmovd.c: Likewise.
14152 * config/frv/cmovh.c: Likewise.
14153 * config/frv/cmovw.c: Likewise.
14154 * config/frv/frvbegin.c: Likewise.
14155 * config/frv/frvend.c: Likewise.
14156 * config/frv/lib1funcs.asm: Likewise.
14157 * config/glibc-stdint.h: Likewise.
14158 * config/h8300/clzhi2.c: Likewise.
14159 * config/h8300/crti.asm: Likewise.
14160 * config/h8300/crtn.asm: Likewise.
14161 * config/h8300/ctzhi2.c: Likewise.
14162 * config/h8300/fixunssfsi.c: Likewise.
14163 * config/h8300/lib1funcs.asm: Likewise.
14164 * config/h8300/parityhi2.c: Likewise.
14165 * config/h8300/popcounthi2.c: Likewise.
14166 * config/i386/ammintrin.h: Likewise.
14167 * config/i386/att.h: Likewise.
14168 * config/i386/avxintrin.h: Likewise.
14169 * config/i386/biarch64.h: Likewise.
14170 * config/i386/bmmintrin.h: Likewise.
14171 * config/i386/cpuid.h: Likewise.
14172 * config/i386/cross-stdarg.h: Likewise.
14173 * config/i386/crtfastmath.c: Likewise.
14174 * config/i386/crtprec.c: Likewise.
14175 * config/i386/cygming-crtbegin.c: Likewise.
14176 * config/i386/cygming-crtend.c: Likewise.
14177 * config/i386/cygwin.asm: Likewise.
14178 * config/i386/emmintrin.h: Likewise.
14179 * config/i386/gmm_malloc.h: Likewise.
14180 * config/i386/gthr-win32.c: Likewise.
14181 * config/i386/i386.h: Likewise.
14182 * config/i386/immintrin.h: Likewise.
14183 * config/i386/linux-unwind.h: Likewise.
14184 * config/i386/linux64.h: Likewise.
14185 * config/i386/mm3dnow.h: Likewise.
14186 * config/i386/mmintrin-common.h: Likewise.
14187 * config/i386/mmintrin.h: Likewise.
14188 * config/i386/nmmintrin.h: Likewise.
14189 * config/i386/pmm_malloc.h: Likewise.
14190 * config/i386/pmmintrin.h: Likewise.
14191 * config/i386/smmintrin.h: Likewise.
14192 * config/i386/sol2-c1.asm: Likewise.
14193 * config/i386/sol2-ci.asm: Likewise.
14194 * config/i386/sol2-cn.asm: Likewise.
14195 * config/i386/sol2-gc1.asm: Likewise.
14196 * config/i386/tmmintrin.h: Likewise.
14197 * config/i386/unix.h: Likewise.
14198 * config/i386/w32-unwind.h: Likewise.
14199 * config/i386/wmmintrin.h: Likewise.
14200 * config/i386/x86-64.h: Likewise.
14201 * config/i386/x86intrin.h: Likewise.
14202 * config/i386/xmmintrin.h: Likewise.
14203 * config/ia64/crtbegin.asm: Likewise.
14204 * config/ia64/crtend.asm: Likewise.
14205 * config/ia64/crtfastmath.c: Likewise.
14206 * config/ia64/crti.asm: Likewise.
14207 * config/ia64/crtn.asm: Likewise.
14208 * config/ia64/fde-glibc.c: Likewise.
14209 * config/ia64/lib1funcs.asm: Likewise.
14210 * config/ia64/linux-unwind.h: Likewise.
14211 * config/ia64/quadlib.c: Likewise.
14212 * config/ia64/unwind-ia64.c: Likewise.
14213 * config/linux.h: Likewise.
14214 * config/m32c/m32c-lib1.S: Likewise.
14215 * config/m32c/m32c-lib2-trapv.c: Likewise.
14216 * config/m32c/m32c-lib2.c: Likewise.
14217 * config/m32r/initfini.c: Likewise.
14218 * config/m68hc11/larith.asm: Likewise.
14219 * config/m68hc11/m68hc11-crt0.S: Likewise.
14220 * config/m68k/cf.md: Likewise.
14221 * config/m68k/crti.s: Likewise.
14222 * config/m68k/crtn.s: Likewise.
14223 * config/m68k/lb1sf68.asm: Likewise.
14224 * config/m68k/linux-unwind.h: Likewise.
14225 * config/mcore/crti.asm: Likewise.
14226 * config/mcore/crtn.asm: Likewise.
14227 * config/mcore/lib1.asm: Likewise.
14228 * config/mips/linux-unwind.h: Likewise.
14229 * config/mips/loongson.h: Likewise.
14230 * config/mips/mips16.S: Likewise.
14231 * config/mmix/crti.asm: Likewise.
14232 * config/mmix/crtn.asm: Likewise.
14233 * config/pa/fptr.c: Likewise.
14234 * config/pa/hpux-unwind.h: Likewise.
14235 * config/pa/lib2funcs.asm: Likewise.
14236 * config/pa/linux-atomic.c: Likewise.
14237 * config/pa/linux-unwind.h: Likewise.
14238 * config/pa/milli64.S: Likewise.
14239 * config/pa/quadlib.c: Likewise.
14240 * config/pa/stublib.c: Likewise.
14241 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14242 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14243 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14244 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14245 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14246 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14247 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14248 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14249 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14250 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14251 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14252 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14253 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14254 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14255 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14256 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14257 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14258 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14259 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14260 * config/rs6000/750cl.h: Likewise.
14261 * config/rs6000/altivec.h: Likewise.
14262 * config/rs6000/biarch64.h: Likewise.
14263 * config/rs6000/crtresfpr.asm: Likewise.
14264 * config/rs6000/crtresgpr.asm: Likewise.
14265 * config/rs6000/crtresxfpr.asm: Likewise.
14266 * config/rs6000/crtresxgpr.asm: Likewise.
14267 * config/rs6000/crtsavfpr.asm: Likewise.
14268 * config/rs6000/crtsavgpr.asm: Likewise.
14269 * config/rs6000/darwin-asm.h: Likewise.
14270 * config/rs6000/darwin-fallback.c: Likewise.
14271 * config/rs6000/darwin-fpsave.asm: Likewise.
14272 * config/rs6000/darwin-ldouble.c: Likewise.
14273 * config/rs6000/darwin-tramp.asm: Likewise.
14274 * config/rs6000/darwin-unwind.h: Likewise.
14275 * config/rs6000/darwin-vecsave.asm: Likewise.
14276 * config/rs6000/darwin-world.asm: Likewise.
14277 * config/rs6000/e500crtres32gpr.asm: Likewise.
14278 * config/rs6000/e500crtres64gpr.asm: Likewise.
14279 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14280 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14281 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14282 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14283 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14284 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14285 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14286 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14287 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14288 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14289 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14290 * config/rs6000/eabi-ci.asm: Likewise.
14291 * config/rs6000/eabi-cn.asm: Likewise.
14292 * config/rs6000/eabi.asm: Likewise.
14293 * config/rs6000/linux-unwind.h: Likewise.
14294 * config/rs6000/linux64.h: Likewise.
14295 * config/rs6000/paired.h: Likewise.
14296 * config/rs6000/paired.md: Likewise.
14297 * config/rs6000/ppc64-fp.c: Likewise.
14298 * config/rs6000/ppu_intrinsics.h: Likewise.
14299 * config/rs6000/rs6000.h: Likewise.
14300 * config/rs6000/si2vmx.h: Likewise.
14301 * config/rs6000/sol-ci.asm: Likewise.
14302 * config/rs6000/sol-cn.asm: Likewise.
14303 * config/rs6000/spe.h: Likewise.
14304 * config/rs6000/spu2vmx.h: Likewise.
14305 * config/rs6000/sysv4.h: Likewise.
14306 * config/rs6000/tramp.asm: Likewise.
14307 * config/rs6000/vec_types.h: Likewise.
14308 * config/s390/linux-unwind.h: Likewise.
14309 * config/s390/tpf-unwind.h: Likewise.
14310 * config/score/crti.asm: Likewise.
14311 * config/score/crtn.asm: Likewise.
14312 * config/sh/crt1.asm: Likewise.
14313 * config/sh/crti.asm: Likewise.
14314 * config/sh/crtn.asm: Likewise.
14315 * config/sh/divtab-sh4-300.c: Likewise.
14316 * config/sh/divtab-sh4.c: Likewise.
14317 * config/sh/divtab.c: Likewise.
14318 * config/sh/lib1funcs-4-300.asm: Likewise.
14319 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14320 * config/sh/lib1funcs.asm: Likewise.
14321 * config/sh/lib1funcs.h: Likewise.
14322 * config/sh/linux-atomic.asm: Likewise.
14323 * config/sh/linux-unwind.h: Likewise.
14324 * config/sh/shmedia.h: Likewise.
14325 * config/sh/sshmedia.h: Likewise.
14326 * config/sh/ushmedia.h: Likewise.
14327 * config/sparc/crtfastmath.c: Likewise.
14328 * config/sparc/linux-unwind.h: Likewise.
14329 * config/sparc/sol2-c1.asm: Likewise.
14330 * config/sparc/sol2-ci.asm: Likewise.
14331 * config/sparc/sol2-cn.asm: Likewise.
14332 * config/spu/divmodti4.c: Likewise.
14333 * config/spu/divv2df3.c: Likewise.
14334 * config/spu/float_disf.c: Likewise.
14335 * config/spu/float_unsdidf.c: Likewise.
14336 * config/spu/float_unsdisf.c: Likewise.
14337 * config/spu/float_unssidf.c: Likewise.
14338 * config/spu/mfc_multi_tag_release.c: Likewise.
14339 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14340 * config/spu/mfc_tag_release.c: Likewise.
14341 * config/spu/mfc_tag_reserve.c: Likewise.
14342 * config/spu/mfc_tag_table.c: Likewise.
14343 * config/spu/multi3.c: Likewise.
14344 * config/spu/spu_internals.h: Likewise.
14345 * config/spu/spu_intrinsics.h: Likewise.
14346 * config/spu/spu_mfcio.h: Likewise.
14347 * config/spu/vec_types.h: Likewise.
14348 * config/spu/vmx2spu.h: Likewise.
14349 * config/stormy16/stormy16-lib2.c: Likewise.
14350 * config/svr4.h: Likewise.
14351 * config/sync.c: Likewise.
14352 * config/v850/lib1funcs.asm: Likewise.
14353 * config/vxlib-tls.c: Likewise.
14354 * config/vxlib.c: Likewise.
14355 * config/vxworks-dummy.h: Likewise.
14356 * config/xtensa/crti.asm: Likewise.
14357 * config/xtensa/crtn.asm: Likewise.
14358 * config/xtensa/ieee754-df.S: Likewise.
14359 * config/xtensa/ieee754-sf.S: Likewise.
14360 * config/xtensa/lib1funcs.asm: Likewise.
14361 * config/xtensa/lib2funcs.S: Likewise.
14362 * config/xtensa/linux-unwind.h: Likewise.
14363 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14364 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14365 * coretypes.h: Likewise.
14366 * crtstuff.c: Likewise.
14367 * defaults.h: Likewise.
14368 * dwarf2.h: Likewise.
14369 * emutls.c: Likewise.
14370 * gbl-ctors.h: Likewise.
14371 * gcov-io.h: Likewise.
14372 * ginclude/float.h: Likewise.
14373 * ginclude/iso646.h: Likewise.
14374 * ginclude/stdarg.h: Likewise.
14375 * ginclude/stdbool.h: Likewise.
14376 * ginclude/stddef.h: Likewise.
14377 * ginclude/stdfix.h: Likewise.
14378 * ginclude/stdint-gcc.h: Likewise.
14379 * ginclude/tgmath.h: Likewise.
14380 * gthr-aix.h: Likewise.
14381 * gthr-dce.h: Likewise.
14382 * gthr-gnat.c: Likewise.
14383 * gthr-gnat.h: Likewise.
14384 * gthr-lynx.h: Likewise.
14385 * gthr-mipssde.h: Likewise.
14386 * gthr-nks.h: Likewise.
14387 * gthr-posix.c: Likewise.
14388 * gthr-posix.h: Likewise.
14389 * gthr-posix95.h: Likewise.
14390 * gthr-rtems.h: Likewise.
14391 * gthr-single.h: Likewise.
14392 * gthr-solaris.h: Likewise.
14393 * gthr-tpf.h: Likewise.
14394 * gthr-vxworks.h: Likewise.
14395 * gthr-win32.h: Likewise.
14396 * gthr.h: Likewise.
14397 * libgcc2.c: Likewise.
14398 * libgcc2.h: Likewise.
14399 * libgcov.c: Likewise.
14400 * tsystem.h: Likewise.
14401 * typeclass.h: Likewise.
14402 * unwind-c.c: Likewise.
14403 * unwind-compat.h: Likewise.
14404 * unwind-dw2-fde-compat.c: Likewise.
14405 * unwind-dw2-fde-darwin.c: Likewise.
14406 * unwind-dw2-fde-glibc.c: Likewise.
14407 * unwind-dw2-fde.c: Likewise.
14408 * unwind-dw2-fde.h: Likewise.
14409 * unwind-dw2.c: Likewise.
14410 * unwind-dw2.h: Likewise.
14411 * unwind-generic.h: Likewise.
14412 * unwind-pe.h: Likewise.
14413 * unwind-sjlj.c: Likewise.
14414 * unwind.inc: Likewise.
14415 * config/arm/neon-gen.ml: Change generated copyright header to
14416 refer to version 3 of the GNU General Public License with
14417 version 3.1 of the GCC Runtime Library Exception and to point
14418 readers at the COPYING3 and COPYING3.RUNTIME files and the
14419 FSF's license web page.
14420 * config/arm/arm_neon.h: Regenerate.
14422 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14424 * config/cris/cris.md: Change copyright header to refer to version
14425 3 of the GNU General Public License.
14426 * doc/install.texi2html: Change copyright header to refer to version
14427 3 of the GNU General Public License and to point readers at the
14428 COPYING3 file and the FSF's license web page.
14429 * config/vax/linux.h: Likewise.
14431 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14433 * config/i386/i386.md (cmpcc): New.
14434 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14435 (sync_compare_and_swap_cc*): Delete.
14437 * config/s390/s390.c (s390_compare_emitted): Remove.
14438 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14439 s390_compare_emitted used to be handled. Assert that modes match.
14440 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14441 refer to sync_compare_and_swap_ccsi.
14442 * config/s390/s390.h (s390_compare_emitted): Remove.
14443 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14444 instead of s390_compare_emitted.
14445 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14446 instead of s390_compare_emitted.
14447 * config/s390/s390.md (cmpcc): New.
14448 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14449 CC_REGNUM, do not pretend it's set.
14450 (sync_compare_and_swap_cc*): Delete.
14451 * config/s390/predicates.md (cc_reg_operand): New.
14453 * expr.c (sync_compare_and_swap_cc): Delete.
14454 * optabs.h (sync_compare_and_swap_cc): Delete.
14455 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14456 is being used with can_compare_p.
14457 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14458 (find_cc_set): New.
14459 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14460 look for a MODE_CC set instead. Use emit_store_flag.
14461 (expand_compare_and_swap_loop): Likewise, with some additional
14462 complication to avoid a force_reg when useless. Use
14463 emit_cmp_and_jump_insns.
14464 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14465 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14466 sync_compare_and_swap documentation.
14468 2009-04-09 Jan Hubicka <jh@suse.cz>
14470 * except.c (find_prev_try): Break out from ....
14471 (duplicate_eh_regions): ... here; properly update prev_try pointers
14472 when duplication part of tree.
14473 (dump_eh_tree): Improve dumping.
14474 (verify_eh_region): New.
14475 (verify_eh_tree): Use it.
14477 2009-04-06 Richard Guenther <rguenther@suse.de>
14479 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14480 &ARRAY addresses by adjusting their types and prepending
14482 * tree-cfg.c (verify_gimple_assign_single): Verify that
14483 addresses are correct.
14485 2009-04-09 Richard Guenther <rguenther@suse.de>
14487 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14488 indices into an array reference if possible.
14489 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14490 Fold POINTER_PLUS_EXPR statements with invariant address.
14492 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14495 * config.gcc (powerpc64-*-linux*): Always build biarch.
14497 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14500 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14501 it and pedwarn if this results in an INTEGER_CST.
14503 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14505 * doc/install.texi: Update minimum GMP version. Remove obsolete
14506 text in MPFR section.
14508 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14510 * dwarf2out.c (class_scope_p): New static inline.
14511 (class_or_namespace_scope_p): Use it.
14512 (gen_variable_die): Use DW_TAG_member tag for static data member
14513 declarations instead of DW_TAG_variable.
14515 PR middle-end/39573
14516 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14519 2009-04-08 Richard Guenther <rguenther@suse.de>
14521 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14522 valueize random data.
14524 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14526 * config.gcc (aix tm_file): Add aix-stdint.h.
14527 (aix tm clause use_gcc_stdint): Set to wrap.
14528 * config/rs6000/aix-stdint.h: New file.
14530 2009-04-08 Richard Guenther <rguenther@suse.de>
14532 PR middle-end/36291
14533 * tree-dfa.c (add_referenced_var): Do not recurse into
14534 global initializers.
14535 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14537 (fold_const_aggregate_ref): Likewise.
14539 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14541 * recog.c (ordered_comparison_operator): New.
14542 * gensupport.c (std_preds): Add it.
14543 * doc/md.texi (Machine-Independent Predicates): Document it.
14545 2009-04-08 Jan Hubicka <jh@suse.cz>
14547 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14548 * function.h (rtl_eh): Remove exception_handler_label_map.
14549 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14550 remove_exception_handler_label, for_each_eh_label_1): Remove.
14551 (rtl_remove_unreachable_regions): Remove.
14552 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14553 (find_exception_handler_labels): Don't build the hashtable.
14554 (maybe_remove_eh_handler): Remove.
14555 (for_each_eh_label): Rewrite to walk the tree.
14556 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14557 * except.h (maybe_remove_eh_handler): Remove.
14558 * passes.c (init_optimization_passes): Schedule second EH cleanup
14560 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14561 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14563 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14565 * genoutput.c (validate_optab_operands): New.
14566 (gen_insn, gen_expand): Call it.
14568 * genflags.c (gen_insn): Detect misused iterators.
14569 (main): Pass line_no to gen_insn, exit with status 1 on error.
14571 * genextract.c (line_no): Make global.
14572 (VEC_safe_set_locstr): Change assertion to error message.
14573 (main): Exit with status 1 on error.
14575 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14579 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14580 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14581 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14582 * c-convert.c (convert): Do not call fold on results of conversion
14583 functions when the result is a C_MAYBE_CONST_EXPR.
14584 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14585 of __builtin_choose_expr.
14586 * c-typeck.c (remove_c_maybe_const_expr): New.
14587 (build_unary_op, build_conditional_expr, build_compound_expr,
14588 build_binary_op, c_objc_common_truthvalue_conversion): Call
14589 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14592 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14594 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14595 CODE to produce a new one. Add a prototype to use fold_convert_const
14597 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14600 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14601 mix declarations and code.
14603 2009-04-08 Ben Elliston <bje@au.ibm.com>
14605 * gcc.c: Replace `CC' with `GCC' throughout.
14607 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14609 * doc/invoke.texi: Document Atom support.
14611 2009-04-07 Jason Merrill <jason@redhat.com>
14614 * c-common.h, c-common.c: Add flag_pretty_templates.
14615 * c-opts.c (c_common_handle_option): Set it.
14616 * c.opt: Add -fno-pretty-templates.
14617 * doc/invoke.texi (C++ Dialect Options): Likewise.
14619 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14621 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14622 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14623 (ia64_expand_builtin): Likewise.
14625 2009-04-07 Martin Jambor <mjambor@suse.cz>
14627 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14628 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14629 ADDR_EXPRS are include too.
14631 2009-04-07 Richard Guenther <rguenther@suse.de>
14633 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14634 decls are only used if passes as parameters or if they are
14635 local statics and the call is not to a builtin.
14636 (call_may_clobber_ref_p_1): Likewise.
14638 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14640 * expr.c (do_store_flag): Remove last argument. Simplify code
14641 to avoid duplication of tests already done by can_compare_p.
14642 (expand_expr_real_1): Adjust caller.
14644 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14646 * optabs.c (can_compare_p): Test the predicate of a
14647 cbranch and cstore pattern.
14649 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14651 * expr.c (convert_move): Use emit_store_flag instead of
14654 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14656 * config/i386/i386.c (ix86_compare_emitted): Remove.
14657 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14658 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14659 * config/i386/i386.h (ix86_compare_emitted): Remove.
14660 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14661 instead of ix86_compare_emitted.
14662 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14664 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14666 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14667 Add t-sysroot-suffix to tmake_file.
14668 * config/print-sysroot-suffix.sh: New file.
14669 * config/t-sysroot-suffix: New file.
14671 2009-04-07 Ben Elliston <bje@au.ibm.com>
14673 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14674 as the latter produces a warning when the target does not support
14677 2009-04-07 Ben Elliston <bje@au.ibm.com>
14679 * dfp.c: Replace type punning assignments with memcpy throughout.
14680 * Makefile.in (dfp.o-warn): Remove.
14682 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14685 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14686 Include soft-fp/t-softfp after rs6000/t-linux64.
14688 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14690 * stor-layout.c (set_sizetype): Use the full precision of their
14691 machine mode for bitsize types.
14693 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14695 * config/i386/i386.md: Revert 2 accidental checkins.
14697 2009-04-06 Joey Ye <joey.ye@intel.com>
14698 Xuepeng Guo <xuepeng.guo@intel.com>
14699 H.J. Lu <hongjiu.lu@intel.com>
14701 Atom pipeline model, tuning and insn selection.
14702 * config.gcc (atom): Add atom config options and target.
14704 * config/i386/atom.md: New.
14706 * config/i386/i386.c (atom_cost): New cost.
14707 (m_ATOM): New macro flag.
14708 (initial_ix86_tune_features): Set m_ATOM.
14709 (x86_accumulate_outgoing_args): Likewise.
14710 (x86_arch_always_fancy_math_387): Likewise.
14711 (processor_target): Add Atom cost.
14712 (cpu_names): Add Atom cpu name.
14713 (override_options): Set Atom ISA.
14714 (ix86_issue_rate): New case PROCESSOR_ATOM.
14715 (ix86_adjust_cost): Likewise.
14717 * config/i386/i386.h (TARGET_ATOM): New target macro.
14718 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14719 (TARGET_OPT_AGU): New target option.
14720 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14721 (processor_type): Add PROCESSOR_ATOM.
14723 * config/i386/i386.md (cpu): Add new value "atom".
14724 (use_carry, movu): New attr.
14725 (atom.md): Include atom.md.
14726 (adddi3_carry_rex64): Set attr "use_carry".
14727 (addqi3_carry): Likewise.
14728 (addhi3_carry): Likewise.
14729 (addsi3_carry): Likewise.
14730 (*addsi3_carry_zext): Likewise.
14731 (subdi3_carry_rex64): Likewise.
14732 (subqi3_carry): Likewise.
14733 (subhi3_carry): Likewise.
14734 (subsi3_carry): Likewise.
14735 (x86_movdicc_0_m1_rex64): Likewise.
14736 (*x86_movdicc_0_m1_se): Likewise.
14737 (x86_movsicc_0_m1): Likewise.
14738 (*x86_movsicc_0_m1_se): Likewise.
14739 (*adddi_1_rex64): Emit add insn as much as possible.
14740 (*addsi_1): Likewise.
14741 (return_internal): Set atom_unit.
14742 (return_internal_long): Likewise.
14743 (return_pop_internal): Likewise.
14744 (*rcpsf2_sse): Set atom_sse_attr attr.
14745 (*qrt<mode>2_sse): Likewise.
14746 (*prefetch_sse): Likewise.
14748 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14750 (ix86_target_macros_internal): Likewise.
14752 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14753 (*prefetch_sse_rex): Likewise.
14754 (sse_rcpv4sf2): Likewise.
14755 (sse_vmrcpv4sf2): Likewise.
14756 (sse_sqrtv4sf2): Likewise.
14757 (<sse>_vmsqrt<mode>2): Likewise.
14758 (sse_ldmxcsr): Likewise.
14759 (sse_stmxcsr): Likewise.
14760 (*sse_sfence): Likewise.
14761 (sse2_clflush): Likewise.
14762 (*sse2_mfence): Likewise.
14763 (*sse2_lfence): Likewise.
14764 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14765 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14766 (avx_movdqu<avxmodesuffix>): Likewise.
14767 (avx_lddqu<avxmodesuffix>): Likewise.
14768 (sse2_movntv2di): Change attr "type" to "ssemov".
14769 (sse2_movntsi): Likewise.
14770 (rsqrtv8sf2): Change attr "type" to "sseadd".
14771 (sse3_addsubv2df3): Set attr "atom_unit".
14772 (sse3_h<plusminus_insn>v4sf3): Likewise.
14773 (*sse2_pmaddwd): Likewise.
14774 (*vec_extractv2di_1_rex64): Likewise.
14775 (*vec_extractv2di_1_avx): Likewise.
14776 (sse2_psadbw): Likewise.
14777 (ssse3_phaddwv8hi3): Likewise.
14778 (ssse3_phaddwv4hi3): Likewise.
14779 (ssse3_phadddv4si3): Likewise.
14780 (ssse3_phadddv2si3): Likewise.
14781 (ssse3_phaddswv8hi3): Likewise.
14782 (ssse3_phaddswv4hi3): Likewise.
14783 (ssse3_phsubwv8hi3): Likewise.
14784 (ssse3_phsubwv4hi3): Likewise.
14785 (ssse3_phsubdv4si3): Likewise.
14786 (ssse3_phsubdv2si3): Likewise.
14787 (ssse3_phsubswv8hi3): Likewise.
14788 (ssse3_phsubswv4hi3): Likewise.
14789 (ssse3_pmaddubsw128): Likewise.
14790 (sse3_pmaddubsw: Likewise.
14791 (ssse3_palignrti): Likewise.
14792 (ssse3_palignrdi): Likewise.
14794 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14796 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14798 2009-04-06 Richard Guenther <rguenther@suse.de>
14800 PR tree-optimization/28868
14801 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14802 of which PHI results we inserted.
14803 (insert_into_preds_of_block): Record inserted PHIs.
14804 (eliminate): Eliminate redundant PHI nodes.
14805 (init_pre): Init inserted_phi_names.
14807 2009-04-06 Richard Guenther <rguenther@suse.de>
14809 PR tree-optimization/39643
14810 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14811 IMAGPART_EXPRs of complex constants.
14812 (execute_fold_all_builtins): If we folded a call queue
14813 TODO_update_address_taken.
14815 2009-04-06 Jan Hubicka <jh@suse.cz>
14817 PR middle-end/39659
14818 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14821 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14823 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14825 (ic_invalidate_array): Likewise.
14827 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14829 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14830 alignment for library calls.
14832 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14834 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14835 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14836 * config/i386/mingw-stdint.h: New file.
14838 2009-04-05 Richard Guenther <rguenther@suse.de>
14840 PR tree-optimization/39648
14841 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14842 our &A vs. &A[0] IL deficiencies.
14844 2009-04-04 Jan Hubicka <jh@suse.cz>
14846 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14847 removed toplevel regions.
14848 (sjlj_mark_call_sites): Likewise.
14850 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14852 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14853 (cygwin tm clause use_gcc_stdint): Set to wrap.
14854 * config/i386/cygwin-stdint.h: New file.
14856 2009-04-04 Richard Guenther <rguenther@suse.de>
14858 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14859 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14860 single-argument PHIs if we are in loop-closed SSA form.
14861 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14862 for the pre-condition.
14863 (slpeel_tree_peel_loop_to_edge): Likewise.
14864 (vect_build_loop_niters): Take an optional sequence to append stmts.
14865 (vect_generate_tmps_on_preheader): Likewise.
14866 (vect_do_peeling_for_loop_bound): Take extra guards for the
14868 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14869 the cost model check.
14870 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14871 guards if we are going to peel. Do not apply versioning in that case.
14872 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14873 (vect_do_peeling_for_loop_bound): Likewise.
14874 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14875 loop bound only record extra pre-conditions, do not apply loop
14878 2009-04-04 Richard Guenther <rguenther@suse.de>
14880 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14883 2009-04-04 Jan Hubicka <jh@suse.cz>
14885 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14886 last_basic_block for size of bb->index indexed array.
14887 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14888 compute_out, link_btr_uses, build_btr_def_use_webs,
14889 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14891 2009-04-04 Jan Hubicka <jh@suse.cz>
14893 * except.c (remove_eh_handler_and_replace): Break out from ...
14894 (remove_eh_handler): ... here.
14895 (bring_to_root): New function.
14896 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14897 handled ones, bring others to root of tree.
14899 2009-04-04 Jan Hubicka <jh@suse.cz>
14901 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14902 (all_phis_safe_to_merge): New function.
14903 (update_info): New structure.
14904 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14905 (cleanup_empty_eh): Update SSA if possible.
14907 2009-04-04 Richard Guenther <rguenther@suse.de>
14909 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14910 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14911 (append_vuse): Likewise.
14913 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14915 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14916 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14917 instead of REG_UNSAVED for DW_CFA_undefined.
14918 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14919 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14922 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14925 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14926 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14927 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14929 2009-04-04 Richard Guenther <rguenther@suse.de>
14931 PR tree-optimization/8781
14932 PR tree-optimization/37892
14933 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14934 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14935 (valueize_refs): Call it for *& valueizations.
14936 (shared_reference_ops_from_ref): Rename to ...
14937 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14938 (shared_reference_ops_from_call): Rename to ...
14939 (valueize_shared_reference_ops_from_call): ... this and valueize.
14940 (vn_reference_lookup): Update.
14941 (visit_reference_op_call): Likewise.
14942 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14943 (eliminate): Value-replace the call address in call statements.
14945 2009-04-04 Richard Guenther <rguenther@suse.de>
14947 PR tree-optimization/39636
14948 * tree-ssa-forwprop.c
14949 (forward_propagate_addr_into_variable_array_index): Check for
14950 GIMPLE_ASSIGN before accessing the rhs code.
14952 2009-04-03 Jason Merrill <jason@redhat.com>
14954 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14956 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14958 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14959 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14960 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14961 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14962 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14963 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14964 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14965 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14966 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14967 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14968 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14969 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14970 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14971 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14972 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14973 Use fr_reg_or_fp01_operand instead of fr_register_operand
14975 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14976 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14977 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14979 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14981 PR rtl-optimization/39607
14982 PR rtl-optimization/39631
14986 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14987 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14988 instead of DF_LR_OUT.
14989 * ira-lives.c (process_bb_node_lives): Ditto.
14990 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14991 instead of DF_LR_{OUT,IN}.
14992 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14993 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14995 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14997 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14998 (execute_lower_omp): Always run but take the short way out if -fopenmp
15000 (gate_lower_omp): Remove, forcing the pass manager to always run the
15001 pass and always set PROP_gimple_lomp.
15002 (pass_lower_omp): Remove gate function.
15003 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15004 PROP_trees. Instead, require it.
15005 * ipa-cp.c (pass_ipa_cp): Likewise.
15006 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15007 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15008 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15009 and PROP_gimple_leh.
15011 2009-04-03 Richard Guenther <rguenther@suse.de>
15013 PR middle-end/13146
15014 PR tree-optimization/23940
15015 PR tree-optimization/33237
15016 PR middle-end/33974
15017 PR middle-end/34093
15018 PR tree-optimization/36201
15019 PR tree-optimization/36230
15020 PR tree-optimization/38049
15021 PR tree-optimization/38207
15022 PR tree-optimization/38230
15023 PR tree-optimization/38301
15024 PR tree-optimization/38585
15025 PR middle-end/38895
15026 PR tree-optimization/38985
15027 PR tree-optimization/39299
15028 * tree-ssa-structalias.h: Remove.
15029 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15030 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15031 (struct vuse_element_d): Remove.
15032 (struct vuse_vec_d): Likewise.
15033 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15034 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15035 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15036 VUSE_ELEMENT_VAR): Likewise.
15037 (struct voptype_d): Likewise.
15038 (NUM_VOP_FREE_BUCKETS): Likewise.
15039 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15040 (struct stmt_operands_d): Remove.
15041 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15042 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15043 VDEF_NUM, VDEF_VECT): Likewise.
15044 (copy_virtual_operands): Remove.
15045 (operand_build_cmp): Likewise.
15046 (create_ssa_artificial_load_stmt): Likewise.
15047 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15048 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15049 vuse_index and mayuse_index members. Pack and move done and iter_type
15050 members to the front.
15051 (SSA_OP_VMAYUSE): Remove.
15052 (SSA_OP_VIRTUAL_USES): Adjust.
15053 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15054 (unlink_stmt_vdef): Declare.
15055 (add_to_addressable_set): Remove.
15056 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15057 (vrp_visit_stmt): Likewise.
15058 * doc/tree-ssa.texi (Alias analysis): Update.
15059 * doc/invoke.texi (max-aliased-vops): Remove docs.
15060 (avg-aliased-vops): Likewise.
15061 * tree-into-ssa.c (syms_to_rename): Remove.
15062 (need_to_update_vops_p): Likewise.
15063 (need_to_initialize_update_ssa_p): Rename to ...
15064 (update_ssa_initialized_fn): ... this. Track function we are
15066 (symbol_marked_for_renaming): Simplify.
15067 (add_new_name_mapping): Do not set need_to_update_vops_p.
15068 (dump_currdefs): Use SYMS_TO_RENAME.
15069 (rewrite_update_stmt): Always walk all uses/defs.
15070 (dump_update_ssa): Adjust.
15071 (init_update_ssa): Take function argument. Track what we are
15073 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15074 (create_new_def_for): Initialize for cfun, assert we are initialized
15076 (mark_sym_for_renaming): Simplify.
15077 (mark_set_for_renaming): Do not initialize update-ssa.
15078 (need_ssa_update_p): Simplify. Take function argument.
15079 (name_mappings_registered_p): Assert we ask for the correct function.
15080 (name_registered_for_update_p): Likewise.
15081 (ssa_names_to_replace): Likewise.
15082 (release_ssa_name_after_update_ssa): Likewise.
15083 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15084 (dump_decl_set): Do not print a newline.
15085 (debug_decl_set): Do it here.
15086 (dump_update_ssa): And here.
15087 * tree-ssa-loop-im.c (move_computations): Adjust.
15088 (movement_possibility): Likewise.
15089 (determine_max_movement): Likewise.
15090 (gather_mem_refs_stmt): Likewise.
15091 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15092 or NAME_MEMORY_TAG.
15093 * tree-complex.c (update_all_vops): Remove.
15094 (expand_complex_move): Adjust.
15095 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15096 Simplify test for memory referencing statement. Exclude
15097 non-invariant ADDR_EXPRs.
15098 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15099 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15100 (rdg_flag_uses): Likewise.
15101 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15103 (tree_optimize_tail_calls_1): Also split the
15104 edge from the entry block if we have degenerate PHI nodes in
15105 the first basic block.
15106 * tree.c (init_ttree): Remove memory-tag related code.
15107 (tree_code_size): Likewise.
15108 (tree_node_structure): Likewise.
15109 (build7_stat): Re-write to be build6_stat.
15110 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15111 (SSA_VAR_P): Adjust.
15112 (struct tree_memory_tag): Remove.
15113 (struct tree_memory_partition_tag): Likewise.
15114 (union tree_node): Adjust.
15115 (build7): Re-write to be build6.
15116 * tree-pass.h (pass_reset_cc_flags): Remove.
15117 (TODO_update_address_taken): New flag.
15118 (pass_simple_dse): Remove.
15119 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15120 * params.h (MAX_ALIASED_VOPS): Remove.
15121 (AVG_ALIASED_VOPS): Likewise.
15122 * omp-low.c (expand_omp_taskreg): Update SSA form.
15123 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15124 aliases the lhs in a copy stmt.
15125 * tree-ssa-dse.c (struct address_walk_data): Remove.
15126 (memory_ssa_name_same): Likewise.
15127 (memory_address_same): Likewise.
15128 (get_kill_of_stmt_lhs): Likewise.
15129 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15130 unused stores. Look through PHI nodes into post-dominated regions.
15131 (dse_optimize_stmt): Simplify. Properly remove stores.
15132 (tree_ssa_dse): Compute dominators.
15133 (execute_simple_dse): Remove.
15134 (pass_simple_dse): Likewise.
15135 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15136 gimple_loaded_syms and gimple_stored_syms computation.
15137 * toplev.c (dump_memory_report): Dump alias and pta stats.
15138 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15139 (vn_reference_eq): Likewise.
15140 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15141 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15142 valueize_vuses): Remove.
15143 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15144 (get_def_ref_stmt_vuse): ... this.
15145 (vn_reference_lookup_2): New function.
15146 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15147 walking equivalent vuses. Simplify.
15148 (vn_reference_lookup): Likewise.
15149 (vn_reference_insert): Likewise.
15150 (vn_reference_insert_pieces): Likewise.
15151 (visit_reference_op_call): Simplify.
15152 (visit_reference_op_load): Likewise.
15153 (visit_reference_op_store): Likewise.
15154 (init_scc_vn): Remove shared_lookup_vuses initialization.
15155 (free_scc_vn): Remove shared_lookup_vuses freeing.
15156 (sort_vuses, sort_vuses_heap): Remove.
15157 (get_ref_from_reference_ops): Export.
15158 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15159 vector with single vuse pointer.
15160 (vn_reference_lookup_pieces, vn_reference_lookup,
15161 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15162 (shared_vuses_from_stmt): Remove.
15163 (get_ref_from_reference_ops): Declare.
15164 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15165 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15166 memory-tag related code.
15167 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15168 (likely_value): Add comment, skip static-chain of call statements.
15169 (surely_varying_stmt_p): Adjust.
15170 (gimplify_and_update_call_from_tree): Likewise.
15171 (execute_fold_all_builtins): Do not rebuild alias info.
15172 (gimplify_and_update_call_from_tree): Properly update VOPs.
15173 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15174 (copy_ref_info): Remove memory-tag related code.
15175 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15176 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15177 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15179 * tree-ssa-dom.c (gimple_p): Remove typedef.
15180 (eliminate_redundant_computations): Adjust.
15181 (record_equivalences_from_stmt): Likewise.
15182 (avail_expr_hash): Likewise.
15183 (avail_expr_eq): Likewise.
15184 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15185 (stmt_makes_single_load): Likewise.
15186 (stmt_makes_single_store): Likewise.
15187 * tree-ssa-alias.c: Rewrite completely.
15188 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15189 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15190 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15191 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15192 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15193 Remove public functions.
15194 (pass_reset_cc_flags): Remove.
15195 (pass_build_alias): Move ...
15196 * tree-ssa-structalias.c (pass_build_alias): ... here.
15197 * tree-ssa-alias.c (may_be_aliased): Move ...
15198 * tree-flow-inline.h (may_be_aliased): ... here.
15199 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15200 count_uses_and_derefs): Move ...
15201 * gimple.c: ... here.
15202 * gimple.h (count_uses_and_derefs): Declare.
15203 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15204 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15205 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15206 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15207 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15208 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15209 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15211 * tree-dfa.c (refs_may_alias_p): Move ...
15212 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15213 * tree-ssa-alias.h: New file.
15214 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15215 (statement_sink_location): Likewise.
15216 * opts.c (decode_options): Do not adjust max-aliased-vops or
15217 avg-aliased-vops values.
15218 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15219 (TV_CALL_CLOBBER): Likewise.
15220 (TV_FLOW_SENSITIVE): Likewise.
15221 (TV_FLOW_INSENSITIVE): Likewise.
15222 (TV_MEMORY_PARTITIONING): Likewise.
15223 (TV_ALIAS_STMT_WALK): New timevar.
15224 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15225 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15226 (get_address_description): Remove memory-tag related code.
15227 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15228 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15229 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15230 and immediate uses in statements. Document.
15231 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15232 (dump_symbols): Remove.
15233 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15234 * alias.c (get_deref_alias_set): New function split out from ...
15235 (get_alias_set): ... here.
15236 * alias.h (get_deref_alias_set): Declare.
15237 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15238 type parameter. Remove restrict pointer handling. Create a
15239 ref-all pointer in case type-based alias sets do not conflict.
15240 (vect_analyze_data_refs): Remove SMT related code.
15241 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15242 (vectorizable_load): Likewise.
15243 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15244 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15245 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15246 Ignore vops and SMTs.
15247 (dr_analyze_alias): Likewise..
15248 (free_data_ref): Likewise.
15249 (create_data_ref): Likewise.
15250 (analyze_all_data_dependences): Likewise.
15251 (get_references_in_stmt): Adjust.
15252 * tree-flow-inline.h (gimple_aliases_computed_p,
15253 gimple_addressable_vars, gimple_call_clobbered_vars,
15254 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15255 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15256 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15257 gimple_mem_ref_stats): Remove.
15258 (gimple_vop): New function.
15259 (op_iter_next_use): Remove vuses and mayuses cases.
15260 (op_iter_next_def): Remove vdefs case.
15261 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15262 (clear_and_done_ssa_iter): Do not set removed fields.
15263 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15264 Assert we are not iterating over vuses or vdefs if not also
15265 iterating over uses or defs.
15266 (op_iter_init_use): Likewise.
15267 (op_iter_init_def): Likewise.
15268 (op_iter_next_vdef): Remove.
15269 (op_iter_next_mustdef): Likewise.
15270 (op_iter_init_vdef): Likewise.
15271 (compare_ssa_operands_equal): Likewise.
15272 (link_use_stmts_after): Handle vuse operand.
15273 (is_call_used): Use is_call_clobbered.
15274 (is_call_clobbered): Global variables are always call clobbered,
15275 query the call-clobbers bitmap.
15276 (mark_call_clobbered): Ignore global variables.
15277 (clear_call_clobbered): Likewise.
15278 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15279 virtual operands sanity check.
15280 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15282 (TARGET_MEM_REF): Remove TMR_TAG operand.
15283 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15284 Remove call-clobber related code.
15285 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15286 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15287 partitions or escape reason.
15288 (get_single_def_stmt, get_single_def_stmt_from_phi,
15289 get_single_def_stmt_with_phi): Remove.
15290 (dump_referenced_vars): Tidy.
15291 (get_ref_base_and_extent): Allow bare decls.
15292 (collect_dfa_stats): Adjust.
15293 * graphite.c (rename_variables_in_stmt): Adjust.
15294 (graphite_copy_stmts_from_block): Likewise.
15295 (translate_clast): Likewise.
15296 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15298 (translate_vuse_through_block): Use the oracle.
15299 (phi_translate_1): Adjust.
15300 (value_dies_in_block_x): Use the oracle. Cache the outcome
15302 (valid_in_sets): Check if the VUSE for
15303 a REFERENCE is available.
15304 (eliminate): Do not remove stmts during elimination,
15305 instead queue and remove them afterwards.
15306 (do_pre): Do not rebuild alias info.
15307 (pass_pre): Run TODO_rebuild_alias before PRE.
15308 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15309 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15310 (mark_all_v_defs_stmt): Remove.
15311 (mark_all_v_defs_seq): Adjust.
15312 (sra_replace): Likewise.
15313 (scalarize_use): Likewise.
15314 (scalarize_copy): Likewise.
15315 (scalarize_init): Likewise.
15316 (scalarize_ldst): Likewise.
15317 (todoflags): Remove.
15318 (tree_sra): Do not rebuild alias info.
15319 (tree_sra_early): Adjust.
15320 (pass_sra): Run TODO_update_address_taken before SRA.
15321 * tree-predcom.c (set_alias_info): Remove.
15322 (prepare_initializers_chain): Do not call it.
15323 (mark_virtual_ops_for_renaming): Adjust.
15324 (mark_virtual_ops_for_renaming_list): Remove.
15325 (initialize_root_vars): Adjust.
15326 (initialize_root_vars_lm): Likewise.
15327 (prepare_initializers_chain): Likewise.
15328 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15329 (may_propagate_copy_into_stmt): Likewise.
15330 (merge_alias_info): Do nothing for now.
15331 (propagate_tree_value_into_stmt): Adjust.
15332 (stmt_may_generate_copy): Likewise.
15333 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15334 not mark symbols for renaming.
15335 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15336 with the same statement, make sure to update the new pointed-to one.
15337 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15338 call statements, do not mark symbols for renaming.
15339 (mark_operand_necessary): Dump something.
15340 (ref_may_be_aliased): New function.
15341 (mark_aliased_reaching_defs_necessary_1): New helper function.
15342 (mark_aliased_reaching_defs_necessary): Likewise.
15343 (mark_all_reaching_defs_necessary_1): Likewise.
15344 (mark_all_reaching_defs_necessary): Likewise.
15345 (propagate_necessity): Do not process virtual PHIs. For
15346 non-aliased loads mark all reaching definitions as necessary.
15347 For aliased loads and stores mark the immediate dominating
15348 aliased clobbers as necessary.
15349 (visited): New global static.
15350 (perform_tree_ssa_dce): Free visited bitmap after propagating
15352 (remove_dead_phis): Perform simple dead virtual PHI removal.
15353 (remove_dead_stmt): Properly unlink virtual operands when
15355 (eliminate_unnecessary_stmts): Schedule PHI removal after
15357 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15358 (process_replaceable): Likewise.
15359 (find_replaceable_in_bb): Likewise.
15360 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15361 based on the single gimple vop.
15362 (verify_flow_insensitive_alias_info): Remove.
15363 (verify_flow_sensitive_alias_info): Likewise.
15364 (verify_call_clobbering): Likewise.
15365 (verify_memory_partitions): Likewise.
15366 (verify_alias_info): Likewise.
15367 (verify_ssa): Adjust..
15368 (execute_update_addresses_taken): Export. Update SSA
15369 manually. Optimize only when optimizing. Use a local bitmap.
15370 (pass_update_address_taken): Remove TODO_update_ssa, add
15372 (pass_update_address_taken): Just use TODO_update_address_taken.
15373 (init_tree_ssa): Do not initialize addressable_vars.
15374 (verify_ssa): Verify new VUSE / VDEF properties.
15375 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15376 Do not call verify_alias_info.
15377 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15378 Do not free the loaded and stored syms bitmaps. Reset the escaped
15379 and callused solutions. Do not free addressable_vars.
15380 Remove memory-tag related code.
15381 (warn_uninitialized_var): Aliases are always available.
15382 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15383 * lambda-code.c (can_put_in_inner_loop): Adjust.
15384 (can_put_after_inner_loop): Likewise.
15385 (perfect_nestify): Likewise.
15386 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15387 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15388 (vectorizable_conversion): Do not mark symbols for renaming.
15389 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15390 (expand_call_inline): Unlink the calls virtual operands before
15392 (tree_function_versioning): Do not call update_ssa if we are not
15393 updating clones. Simplify.
15394 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15395 (propagate_with_phi): Likewise..
15396 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15397 clobber code. Assert we are not aliased or global.
15398 * tree-flow.h: Include tree-ssa-alias.h
15399 (enum escape_type): Remove.
15400 (struct mem_sym_stats_d): Likewise.
15401 (struct mem_ref_stats_d): Likewise.
15402 (struct gimple_df): Add vop member. Remove global_var,
15403 call_clobbered_vars, call_used_vars, addressable_vars,
15404 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15405 escaped and callused members.
15406 (struct ptr_info_def): Remove all members, add points-to solution
15408 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15409 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15410 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15411 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15412 (tree-ssa-alias.o): Likewise.
15413 (toplev.o): Add tree-ssa-alias.h
15414 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15415 * gimple.c (gimple_set_bb): Fix off-by-one error.
15416 (is_gimple_reg): Do not handle memory tags.
15417 (gimple_copy): Also copy virtual operands.
15418 Delay updating the statement. Do not reset loaded and stored syms.
15419 (gimple_set_stored_syms): Remove.
15420 (gimple_set_loaded_syms): Likewise.
15421 (gimple_call_copy_skip_args): Copy the virtual operands
15422 and mark the new statement modified.
15423 * tree-ssa-structalias.c (may_alias_p): Remove.
15424 (set_uids_in_ptset): Take the alias set to prune with as
15425 parameter. Fold in the alias test of may_alias_p.
15426 (compute_points_to_sets): Compute whether a ptr is dereferenced
15427 in a local sbitmap.
15428 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15429 other ADDRESSOF constraints on the lhs.
15430 (get_constraint_for_component_ref): Assert that we don't get
15431 ADDRESSOF constraints from the base of the reference.
15432 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15433 (struct variable_info): Remove collapsed_to member.
15434 (get_varinfo_fc): Remove.
15435 (new_var_info): Do not set collapsed_to.
15436 (dump_constraint): Do not follow cycles.
15437 (dump_constraint_graph): Likewise.
15438 (build_pred_graph): Likewise.
15439 (build_succ_graph): Likewise.
15440 (rewrite_constraints): Likewise.
15441 (do_simple_structure_copy): Remove.
15442 (do_rhs_deref_structure_copy): Remove.
15443 (do_lhs_deref_structure_copy): Remove.
15444 (collapse_rest_of_var): Remove.
15445 (do_structure_copy): Re-implement.
15446 (pta_stats): New global variable.
15447 (dump_pta_stats): New function.
15448 (struct constraint_expr): Make offset signed.
15449 (UNKNOWN_OFFSET): Define special value.
15450 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15451 (solution_set_expand): New helper function split out from ...
15452 (do_sd_constraint): ... here.
15453 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15454 (do_ds_constraint): Likewise.
15455 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15456 and CALLUSED = *CALLUSED.
15457 (set_union_with_increment): Make inc argument signed.
15458 (type_safe): Remove.
15459 (get_constraint_for_ptr_offset): Handle unknown and negative
15461 (first_vi_for_offset): Handle offsets before start. Bail
15462 out early for offsets beyond the variable extent.
15463 (first_or_preceding_vi_for_offset): New function.
15464 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15465 Together with ESCAPED = *ESCAPED this properly computes reachability.
15466 (find_what_var_points_to): New function.
15467 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15468 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15469 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15470 pt_solutions_intersect): New functions.
15471 (compute_call_used_vars): Remove.
15472 (compute_may_aliases): New main entry into PTA computation.
15473 * gimple.h (gimple_p): New typedef.
15474 (struct gimple_statement_base): Remove references_memory_p.
15475 (struct gimple_statement_with_memory_ops_base): Remove
15476 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15478 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15479 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15480 gimple_set_references_memory): Remove.
15481 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15482 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15484 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15485 (verify_expr): Allow RESULT_DECL.
15486 (gimple_duplicate_bb): Do not copy virtual operands.
15487 (gimple_duplicate_sese_region): Adjust.
15488 (gimple_duplicate_sese_tail): Likewise.
15489 (mark_virtual_ops_in_region): Remove.
15490 (move_sese_region_to_fn): Do not call it.
15491 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15492 and pass_simple_dse.
15493 (execute_function_todo): Handle TODO_update_address_taken,
15494 call execute_update_addresses_taken for TODO_rebuild_alias.
15495 (execute_todo): Adjust.
15496 (execute_one_pass): Init dump files early.
15497 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15499 (create_general_new_stmt): Clear vops.
15500 * tree-ssa-reassoc.c (get_rank): Adjust.
15501 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15502 symbols for renaming.
15503 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15504 (PARAM_AVG_ALIASED_VOPS): Likewise.
15505 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15506 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15507 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15508 (operand_build_cmp, copy_virtual_operands,
15509 create_ssa_artificial_load_stmt, add_to_addressable_set,
15510 gimple_add_to_addresses_taken): Remove public functions.
15511 (unlink_stmt_vdef): New function.
15513 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15515 * config.gcc (powerpc-*-linux*): Merge variants.
15517 2009-04-02 Chao-ying Fu <fu@mips.com>
15518 James Grosbach <james.grosbach@microchip.com>
15520 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15521 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15523 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15524 keep_interrupts_masked_p, use_debug_exception_return_p.
15525 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15526 keep_interrupts_masked, use_debug_exception_return.
15527 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15528 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15530 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15531 (mips_print_operand): Process COP0 registers to print $0 .. $31
15532 correctly for GAS to process.
15533 (mips_interrupt_extra_call_saved_reg_p): New function.
15534 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15536 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15537 (mips_compute_frame_info): Add supports for interrupt context that
15538 includes doubleword accumulators and COP0 registers.
15539 (mips_for_each_saved_acc): New function.
15540 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15541 mips_for_each_saved_reg.
15542 (mips_save_reg): Save accumulators.
15543 (mips_kernel_reg_p): A new for_each_rtx callback.
15544 (mips_expand_prologue): Support interrupt handlers.
15545 (mips_restore_reg): Restore accumulators.
15546 (mips_expand_epilogue): Support interrupt handlers.
15547 (mips_can_use_return_insn): Return false for interrupt handlers.
15548 (mips_epilogue_uses): New function.
15549 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15550 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15551 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15552 cop0_move): New instructions.
15553 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15554 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15556 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15558 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15559 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15560 interrupt handlers, we use K0 as the temporary register.
15561 (EPILOGUE_USES): Change to a function call.
15562 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15563 handlers, we use K0 as the temporary register.
15565 * doc/extend.texi (Function Attributes): Document interrupt,
15566 use_shadow_register_set, keep_interrupts_masked,
15567 use_debug_exception_return for MIPS attributes.
15569 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15571 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15572 Remove a number of t-files from tmake_file.
15573 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15574 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15575 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15576 target_prototype, not TARGET_PROTOTYPE.
15577 (LINK_OS_GNU_SPEC): Define.
15578 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15579 and darwin-ldoubdle.c.
15581 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15584 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15585 (cpp_options): Ditto.
15586 (default_compilers): Ditto.
15587 (display_help): Ditto.
15588 (process_command): Ditto.
15589 (do_spec_1): Ditto.
15590 (set_input): Use lbasename instead of duplicate code.
15591 (save_temps_prefix): New static for -save-temps=obj.
15592 (save_temps_length): Ditto.
15594 * doc/invoke.texi (-save-temps=obj): Document new variant to
15595 -save-temps switch.
15597 2009-04-02 Jeff Law <law@redhat.com>
15599 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15602 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15604 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15605 * configure: Regenerated.
15607 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15609 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15610 share the argument list.
15612 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15616 2009-02-12 Diego Novillo <dnovillo@google.com>
15618 * varpool.c (debug_varpool): New.
15619 * cgraph.h (debug_varpool): Declare.
15621 2009-04-02 Jan Hubicka <jh@suse.cz>
15623 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15626 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15628 * config/i386/i386.c (ix86_abi): Move initialization to ...
15629 (override_options): Here.
15631 2009-04-02 Christian Bruel <christian.bruel@st.com>
15633 * config/sh/sh.c (sh_dwarf_register_span): New function.
15634 (TARGET_DWARF_REGISTER_SPAN): Define.
15635 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15637 2009-04-02 Ira Rosen <irar@il.ibm.com>
15639 PR tree-optimization/39595
15640 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15641 interleaved loads group is not greater than the SLP group size.
15643 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15645 * builtins.c (is_builtin_name): New.
15646 (called_as_built_in): Use is_builtin_name.
15647 * tree.h (is_builtin_name): New.
15648 * varasm.c (incorporeal_function_p): Use is_builtin_name
15650 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15652 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15654 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15657 * c-decl.c (clone_underlying_type): Move this ...
15658 * c-common.c (set_underlying_type): ... here.
15659 Also, make sure the function properly sets TYPE_STUB_DECL() on
15660 the newly created typedef variant type.
15661 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15662 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15665 2009-04-02 Richard Guenther <rguenther@suse.de>
15667 PR tree-optimization/37221
15668 * tree-flow.h (degenerate_phi_result): Declare.
15669 * tree-ssa-dom.c (degenerate_phi_result): Export.
15670 * tree-scalar-evolution.c (analyze_initial_condition): If
15671 the initial condition is defined by a degenerate PHI node
15672 use the degenerate value.
15674 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15676 PR rtl-optimization/39588
15677 * combine.c (merge_outer_ops): Do not set the constant when this
15679 (simplify_shift_const_1): Do not modify it either in this case.
15681 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15683 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15684 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15686 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15689 * c-lex.c (interpret_float): Default (no suffix) is double.
15691 2009-04-1 Xinliang David Li <davidxl@google.com>
15693 * config/i386/i386.c (legitimate_constant_p): Recognize
15694 all one vector constant.
15696 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15698 * config/vax/vax.c: Add #includes to silence warnings.
15699 Change #include order to silence two warnings.
15701 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15703 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15704 (ASM_SPEC): Pass -k to the assembler for PIC code.
15706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15708 * config.gcc: Add vax-*-linux* to the switch.
15709 * config/vax/linux.h: New file. (TARGET_VERSION,
15710 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15714 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15715 Use predicate macros instead of GET_CODE() == foo.
15716 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15717 ashlsi3, rotrsi3, <unnamed>): Likewise.
15719 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15721 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15722 jbbccihi, jbbccisi): Remova trailing whitespace.
15723 * config/vax/constraints.md: Likewise.
15724 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15725 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15726 * config/vax/predicates.md: Likewise.
15727 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15728 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15729 * config/vax/vax.h: Likewise.
15730 * config/vax/vax.md (nonlocal_goto): Likewise.
15732 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15734 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15735 (indirectable_address_p, adjacent_operands_p): Add spaces around
15737 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15739 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15741 * config/vax/vax.c (legitimate_constant_address_p,
15742 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15743 index_term_p, reg_plus_index_p, legitimate_address_p,
15744 vax_mode_dependent_address_p): Update comments to match functions
15745 modified by the recent int->bool conversion.
15747 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15749 * config/vax/builtins.md: Update copyright message.
15750 * config/vax/constraints.md: Likewise.
15751 * config/vax/netbsd-elf.h: Likewise.
15752 * config/vax/predicates.md: Likewise.
15753 * config/vax/vax-protos.h: Likewise.
15754 * config/vax/vax.c: Likewise.
15755 * config/vax/vax.h: Likewise.
15756 * config/vax/vax.md: Likewise.
15757 * config/vax/vax.opt: Likewise.
15759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15761 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15762 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15763 * config/vax/constraints.md (B, R): Likewise.
15764 * config/vax/predicates.md (external_memory_operand,
15765 nonimmediate_addsub_di_operand): Likewise.
15766 * config/vax/vax.c (vax_output_int_add): Likewise.
15767 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15768 untyped_call): Likewise.
15770 2009-04-01 Matt Thomas <matt@3am-software.com>
15772 * config/vax/predicates.md: New file.
15773 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15774 external_const_operand, nonsymbolic_operand, external_memory_operand,
15775 indirect_memory_operand, indexed_memory_operand,
15776 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15777 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15779 * config/vax/constraints.md: New file.
15780 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15782 * config/vax/builtins.md: New file.
15783 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15784 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15786 * config/vax/vax.opt (mqmath): Add option.
15787 * config/vax/vax.md (isfx): Extend with DI.
15788 (VAXintQH, VAXintQHSD): Define.
15789 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15790 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15791 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15792 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15793 (movdi): Update constraints and use vax_output_int_move().
15794 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15795 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15796 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15797 nonlocal_goto): New.
15798 (mov<mode>): Extend accepted operand types.
15799 (subdi3_old): Rename from subdi3, change update constraints and use
15800 a new implementation.
15801 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15802 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15803 MOVE_RATIO, CLEAR_RATIO): Define.
15804 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15805 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15806 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15807 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15808 (split_quadword_operands): Make static and really allow variable
15810 (print_operand_address): Update for PIC generation.
15811 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15812 indexable_address_p, fixup_mathdi_operand,
15813 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15814 (vax_float_literal, legitimate_constant_p,
15815 indirectable_constant_address_p, index_term_p,
15816 reg_plus_index_p): Return bool instead of int.
15817 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15819 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15821 (vax_output_conditional_branch): Indent.
15822 (legitimate_constant_address_p, indirectable_constant_address_p,
15823 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15824 vax_mode_dependent_address_p): Return bool instead of int, update for
15826 * config/vax/vax-protos.h (legitimate_constant_address_p,
15827 legitimate_constant_p, legitimate_address_p,
15828 vax_mode_dependent_address_p): Change declaration to bool.
15829 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15830 vax_expand_addsub_di_operands, vax_output_int_subtract,
15831 vax_output_movmemsi): Declare.
15832 (split_quadword_operands, vax_float_literal): Delete declaration.
15833 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15834 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15835 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15836 ASM_OUTPUT_DWARF_PCREL): Define.
15837 (ASM_SPEC): Change definition to allow PIC generation.
15839 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15841 * doc/sourcebuild.texi: Update front-end requirements.
15843 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15846 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15847 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15848 (booldi3_internal3): Use boolean_or_operator instead of
15851 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15854 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15855 declarator whose size is not an integer constant expression but
15856 folds to an integer constant, then treat it as a constant
15859 2009-04-01 Richard Guenther <rguenther@suse.de>
15861 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15862 i * 4 + 2 to (i * 2 + 1) * 2.
15864 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15867 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15868 return if c_parser_asm_string_literal returned NULL.
15870 2009-04-01 Nick Clifton <nickc@redhat.com>
15872 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15874 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15875 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15876 other typedefs to avoid conflicts with libgcc2.c. Define labels
15877 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15879 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15880 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15883 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15885 * varasm.c (default_function_rodata_section): Declare DOT as
15888 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15889 Andrey Galkin <agalkin@hypercom.com>
15892 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15893 Make object_name unique for each process.
15895 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15898 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15899 addressable variables in the parallel that could go out of scope while
15900 running queued tasks.
15902 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15904 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15905 (CASE_VALUES_THRESHOLD): Redefine.
15906 * config/avr/avr.c (avr_override_options): Remove initialization of
15907 avr_case_values_threshold variable.
15908 (avr_case_values_threshold): Remove variable. Add new function.
15909 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15910 * config/avr/avr.opt (mno-tablejump): Remove option.
15911 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15913 2009-04-01 DJ Delorie <dj@redhat.com>
15915 * varasm.c (default_function_rodata_section): Don't assume
15916 anything about where the first '.' in the section name is.
15918 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15920 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15921 rs6000_emit_stack_tie.
15923 2009-03-31 Ian Lance Taylor <iant@google.com>
15925 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15926 gimple_code with GIMPLE_RESX, not RESX.
15928 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15930 * c-common.c (c_get_ident): New.
15931 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15933 2009-04-01 Ben Elliston <bje@au.ibm.com>
15935 * config/rs6000/sysv4.opt (msdata): Improve option description.
15937 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15939 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15940 (divdf3_internal_lat): Remove.
15941 (divxf3_internal_lat): Remove.
15942 (divxf3_internal_thr): Remove.
15943 (divxf): Use divxf3_internal.
15944 * config/ia64/div.md (divsf3_internal_lat): New.
15945 (divdf3_internal_lat): New.
15946 (divxf3_internal): New.
15948 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15951 * Makefile.in (USE_GCC_STDINT): Define.
15952 (stmp-int-hdrs): Install stdint.h if applicable.
15953 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15955 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15956 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15957 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15958 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15959 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15960 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15961 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15962 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15963 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15964 (c_common_nodes_and_builtins): Initialize
15965 underlying_wchar_type_node. Do not initialize
15966 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15967 nodes for new types.
15968 (c_stddef_cpp_builtins): Define macros for new types.
15969 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15971 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15972 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15973 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15974 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15975 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15976 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15977 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15978 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15979 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15980 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15981 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15982 int16_type_node, int32_type_node, int64_type_node,
15983 uint8_type_node, uint16_type_node, c_uint32_type_node,
15984 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15985 int_least32_type_node, int_least64_type_node,
15986 uint_least8_type_node, uint_least16_type_node,
15987 uint_least32_type_node, uint_least64_type_node,
15988 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15989 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15990 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15991 uintptr_type_node): Define.
15992 * c-cppbuiltin.c (builtin_define_constants,
15993 builtin_define_type_minmax): New.
15994 (builtin_define_stdint_macros): Define more macros.
15995 (c_cpp_builtins): Define more limit macros.
15996 (type_suffix): New.
15997 (builtin_define_type_max): Define in terms of
15998 builtin_define_type_minmax. Remove is_long parameter. All
16000 * config.gcc (use_gcc_stdint): Define.
16001 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16002 Add newlib-stdint.h for generic targets.
16003 * config/glibc-stdint.h, config/newlib-stdint.h,
16004 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16005 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16006 * config/score/score.h (UINTPTR_TYPE): Define.
16007 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16008 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16009 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16010 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16011 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16012 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16013 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16014 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16015 * config/spu/spu.h (STDINT_LONG32): Define.
16016 * configure.ac (use_gcc_stdint): Substitute.
16017 * configure: Regenerate.
16018 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16019 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16020 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16021 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16022 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16023 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16024 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16025 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16026 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16027 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16028 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16029 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16030 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16031 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16032 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16033 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16034 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16035 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16036 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16037 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16038 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16039 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16040 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16041 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16042 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16043 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16044 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16045 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16046 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16048 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16050 * loop-iv.c (suitable_set_for_replacement): Renamed from
16051 simplify_using_assignment; changed to return bool and to accept new
16052 args DEST and SRC. Return true iff we find a source/destination pair
16053 that can be used to make a replacement, and fill SRC and DEST if so.
16054 Remove arg ALTERED. Don't deal with altered regs here. All callers
16056 (simplify_using_initial_values): Deal with altered regs here and track
16057 more precisely the effect they have on the validity of our expression.
16059 * loop-iv.c (simplify_using_condition): A condition of the form
16060 (EQ REG CONST) can be used to simply make a substitution.
16061 (simplify_using_initial_values): Keep track of conditions we have seen
16062 and keep using them to simplify new expressions, while applying the
16063 same substitutions to them as to the expression.
16065 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16066 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16069 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16070 changed. Use this when trying to improve the upper bound.
16071 Generate the comparison by using simplify_gen_relational.
16073 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16075 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16077 (simplify_using_assignment, simplify_using_initial_values): Call
16078 replace_in_expr to make replacements. Call replace_single_def_regs
16079 once on the initial version of the expression.
16081 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16084 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16086 2009-03-31 Richard Guenther <rguenther@suse.de>
16088 PR middle-end/31029
16089 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16090 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16092 2009-03-31 Richard Guenther <rguenther@suse.de>
16094 * tree.h (div_if_zero_remainder): Declare.
16095 * fold-const.c (div_if_zero_remainder): Export.
16096 * tree-ssa-forwprop.c
16097 (forward_propagate_addr_into_variable_array_index): Handle
16098 constant array index addition outside of the variable index.
16100 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16103 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16104 define_splits, floatunssi<mode>2): Require x87 conversions from
16105 DImode to be permitted.
16107 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16109 PR preprocessor/15638
16110 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16112 2009-03-31 Richard Guenther <rguenther@suse.de>
16114 PR middle-end/23401
16115 PR middle-end/27810
16116 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16117 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16118 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16119 a separate statement.
16120 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16121 (lookup_tmp_var): Likewise.
16122 (is_gimple_formal_tmp_or_call_rhs): Remove.
16123 (is_gimple_reg_or_call_rhs): Rename to ...
16124 (is_gimple_reg_rhs_or_call): ... this.
16125 (is_gimple_mem_or_call_rhs): Rename to ...
16126 (is_gimple_mem_rhs_or_call): ... this.
16127 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16128 DECL_GIMPLE_REG_P only if is_formal is true.
16129 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16130 for non-proper post-modify expression gimplification.
16131 (gimplify_self_mod_expr): For post-modify expressions gimplify
16132 the lvalue to a minimal lvalue.
16133 (rhs_predicate_for): Remove formal temp case.
16134 (gimplify_modify_expr_rhs): Likewise.
16135 (gimplify_addr_expr): Use is_gimple_reg.
16136 (gimplify_expr): Remove formal temp cases.
16137 (gimple_regimplify_operands): Likewise.
16138 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16139 and FILTER_EXPR like constants.
16140 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16142 (is_gimple_formal_tmp_rhs): Remove.
16143 (is_gimple_reg_rhs): Remove special casing.
16144 (is_gimple_mem_rhs): Fix.
16145 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16146 (is_gimple_formal_tmp_var): Remove.
16147 (is_gimple_formal_tmp_reg): Likewise.
16148 (is_gimple_min_lval): Allow invariant component ref parts.
16149 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16150 is_gimple_formal_tmp_reg): Remove declarations.
16151 * tree-cfg.c (verify_expr): Verify that variables with address
16152 taken do not have DECL_GIMPLE_REG_P set.
16153 * tree-mudflap.c (mf_build_check_statement_for): Use
16154 force_gimple_operand instead of gimplify_expr.
16156 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16158 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16159 schedulable rows to compute_split_row.
16161 2009-03-31 Ben Elliston <bje@au.ibm.com>
16164 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16167 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16169 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16170 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16171 * configure: Regenerate.
16172 * config.in: Regenerate.
16173 * config/rs6000/rs6000.opt (mtls-markers): Add.
16174 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16175 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16176 (tls_ld_aix, tls_ld_sysv): Likewise.
16177 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16178 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16180 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16182 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16184 2009-03-30 Jan Hubicka <jh@suse.cz>
16186 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16188 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16189 detection and label handling.
16191 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16193 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16194 left_conflicts_size.
16195 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16196 ALLOCNO_LEFT_CONFLICTS_SIZE.
16198 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16199 remove_allocno_from_bucket_and_push,
16200 allocno_spill_priority_compare, push_allocnos_to_stack,
16201 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16202 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16203 (setup_allocno_left_conflicts_num): Ditto. Rename to
16204 setup_allocno_left_conflicts_size.
16205 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16206 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16207 setup_allocno_left_conflicts_size instead of
16208 setup_allocno_left_conflicts_num.
16210 * ira-build.c (ira_create_allocno): Use
16211 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16212 ALLOCNO_LEFT_CONFLICTS_NUM.
16214 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16216 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16217 instead of DF_LR_OUT.
16219 * ira-lives.c (process_bb_node_lives): Ditto.
16221 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16222 instead of DF_LR_{OUT,IN}.
16224 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16226 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16228 2009-03-30 Jan Hubicka <jh@suse.cz>
16230 * except.c (label_to_region_map): Fix thinko.
16232 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16234 PR middle-end/38237
16235 * tree.h (tree_find_value): New declaration.
16236 * tree.c (tree_find_value): New function.
16237 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16239 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16242 * c-decl.c (struct c_binding): Add locus field.
16243 (bind): Add locus argument, set locus field from it.
16244 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16245 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16246 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16247 implicitly_declare, undeclared_variable, lookup_label,
16248 declare_label, c_make_fname_decl, c_builtin_function,
16249 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16252 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16255 * config/i386/i386.c (classify_argument): Check total size of
16258 2009-03-30 Martin Jambor <mjambor@suse.cz>
16260 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16261 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16262 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16265 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16266 seen_variable_array_ref while also traversing a union.
16268 * tree-inline.c (optimize_inline_calls): Do not call
16269 cgraph_node_remove_callees.
16270 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16271 (pass_remove_cgraph_callee_edges): New variable.
16272 * passes.c (init_optimization_passes): Add
16273 pass_remove_cgraph_callee_edges after early inlining and before all
16274 late intraprocedural passes.
16276 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16278 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16280 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16281 Fix typos in names.
16283 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16285 * combine.c (simplify_comparison): Use have_insn_for.
16286 * dojump.c (do_jump): Likewise.
16288 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16290 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16291 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16292 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16293 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16294 instead of sparc_compare_emitted.
16295 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16296 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16297 instead of sparc_compare_emitted.
16299 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16301 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16302 enter/exit cfglayout mode.
16303 (pass_partition_block): Require it.
16304 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16305 (combine_instructions): Track basic blocks instead of labels.
16306 (update_cfg_for_uncondjump): New.
16307 (try_combine): Use it. Update jumps after rescanning.
16308 (pass_combine): Require PROP_cfglayout.
16309 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16311 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16313 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16314 Provide/destroy PROP_cfglayout respectively.
16315 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16316 * tree-pass.h (PROP_cfglayout): New.
16318 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16320 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16321 fold_convert_const_fixed_from_fixed,
16322 fold_convert_const_fixed_from_int,
16323 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16324 set TREE_CONSTANT_OVERFLOW.
16325 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16326 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16328 2009-03-30 Ira Rosen <irar@il.ibm.com>
16330 * tree-vect-loop-manip.c: New file.
16331 * tree-vectorizer.c: Update documentation and included files.
16332 (vect_loop_location): Make extern.
16333 (rename_use_op): Move to tree-vect-loop-manip.c
16334 (rename_variables_in_bb, rename_variables_in_loop,
16335 slpeel_update_phis_for_duplicate_loop,
16336 slpeel_update_phi_nodes_for_guard1,
16337 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16338 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16339 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16340 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16341 find_loop_location): Likewise.
16342 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16343 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16344 get_vectype_for_scalar_type, vect_is_simple_use,
16345 supportable_widening_operation, supportable_narrowing_operation):
16347 (bb_in_loop_p): Move to tree-vect-loop.c.
16348 (new_loop_vec_info, destroy_loop_vec_info,
16349 reduction_code_for_scalar_code, report_vect_op,
16350 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16351 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16352 (vect_supportable_dr_alignment): Likewise.
16353 * tree-vectorizer.h (tree-data-ref.h): Include.
16354 (vect_loop_location): Declare.
16355 Reorganize function declarations according to the new file structure.
16356 * tree-vect-loop.c: New file.
16357 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16358 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16359 * tree-vect-data-refs.c: New file.
16360 * tree-vect-patterns.c (timevar.h): Don't include.
16361 * tree-vect-stmts.c: New file.
16362 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16363 tree-vect-slp.c, tree-vect-loop.c.
16364 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16365 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16366 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16367 (tree-vect-analyze.o): Remove.
16368 (tree-vect-transform.o): Likewise.
16369 (tree-vect-data-refs.o): Add rule.
16370 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16371 tree-vect-slp.o): Likewise.
16372 (tree-vect-patterns.o): Remove redundant dependencies.
16373 (tree-vectorizer.o): Likewise.
16374 * tree-vect-slp.c: New file.
16376 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16378 * optc-gen.awk: Warn if an option flag has multiple different
16381 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16383 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16384 -floop-block): Document dependences on PPL, CLooG and Graphite.
16386 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16388 PR rtl-optimization/323
16389 * c-common.c (c_fully_fold, convert_and_check,
16390 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16391 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16392 * c-common.def (EXCESS_PRECISION_EXPR): New.
16393 * c-cppbuiltin.c (builtin_define_float_constants): Define
16394 constants with enough digits for long double.
16395 * c-lex.c (interpret_float): Interpret constant with excess
16396 precision where appropriate.
16397 * c-opts.c (c_common_post_options): Set
16398 flag_excess_precision_cmdline. Give an error for
16399 -fexcess-precision=standard for C++ for processors where the
16400 option is significant.
16401 * c-parser.c (c_parser_conditional_expression): Handle excess
16402 precision in condition.
16403 * c-typeck.c (convert_arguments): Handle arguments with excess
16405 (build_unary_op): Move excess precision outside operation.
16406 (build_conditional_expr): Likewise.
16407 (build_compound_expr): Likewise.
16408 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16409 (build_modify_expr): Handle excess precision in RHS.
16410 (convert_for_assignment): Handle excess precision in converted
16412 (digest_init, output_init_element, process_init_element): Handle
16413 excess precision in initializer.
16414 (c_finish_return): Handle excess precision in return value.
16415 (build_binary_op): Handle excess precision in operands and add
16416 excess precision as needed for operation.
16417 * common.opt (-fexcess-precision=): New option.
16418 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16419 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16420 For standard excess precision, output explicit conversion to and
16421 truncation from XFmode.
16422 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16423 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16424 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16425 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16426 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16427 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16428 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16429 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16430 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16431 define_splits, sqrt<mode>2): Disable where appropriate for
16432 standard excess precision.
16433 * convert.c (convert_to_real): Do not shorten arithmetic to type
16434 for which excess precision would be used.
16435 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16436 * doc/invoke.texi (-fexcess-precision=): Document option.
16437 (-mfpmath=): Correct index entry.
16438 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16439 flag_excess_precision): New.
16440 * langhooks.c (lhd_post_options): Set
16441 flag_excess_precision_cmdline.
16442 * opts.c (common_handle_option): Handle -fexcess-precision=.
16443 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16444 init_excess_precision): New.
16445 (lang_dependent_init_target): Call init_excess_precision.
16446 * tree.c (excess_precision_type): New.
16447 * tree.h (excess_precision_type): Declare.
16449 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16452 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16453 non-lvalue to component.
16455 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16457 PR preprocessor/34695
16458 * Makefile.in (c-opts.o): Depend on c-tree.h.
16459 * c-common.c: Move down include of diagnostic.h.
16460 (done_lexing, c_cpp_error): New.
16461 * c-common.h (done_lexing): Declare.
16462 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16464 * c-opts.c: Include c-tree.h.
16465 (c_common_init_options): Set preprocessor error callback.
16466 (c_common_handle_option): Do not set preprocessor
16467 inhibit_warnings, warnings_are_errors, warn_system_headers,
16468 pedantic_errors or inhibit_warnings flags.
16469 (c_common_post_options): Do not check cpp_errors (parse_in).
16470 (c_common_finish): Do not output dependencies if there were
16471 errors. Do not check return value of cpp_finish.
16472 * c-ppoutput.c (pp_file_change): Set input_location.
16473 * c-tree.h (c_cpp_error): Declare.
16474 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16476 (diagnostic_build_prefix): Check override_column.
16477 * diagnostic.h (diagnostic_info): Add override_column field.
16478 (diagnostic_override_column): Define.
16480 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16482 * c-common.c (c_expand_expr, c_staticp): Remove.
16483 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16484 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16485 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16486 * c-gimplify.c (gimplify_compound_literal_expr,
16487 optimize_compound_literals_in_ctor): Remove.
16488 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16489 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16490 * c-semantics.c (emit_local_var): Remove.
16492 * langhooks-def.h (lhd_expand_expr): Remove.
16493 * langhooks.c (lhd_expand_expr): Remove.
16494 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16496 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16497 handling from c-semantics.c; don't call into langhook.
16498 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16499 * gimplify.c (gimplify_compound_literal_expr,
16500 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16501 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16502 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16503 as was done in c-gimplify.c.
16504 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16505 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16506 Move from c-common.h.
16507 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16509 * tree.c (staticp): Do not call langhook.
16510 * langhooks.c (lhd_staticp): Delete.
16511 * langhooks-def.h (lhd_staticp): Delete prototype.
16512 (LANG_HOOKS_STATICP): Delete.
16513 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16515 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16516 instead of DECL_STMTs.
16518 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16526 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16528 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16529 contained expression.
16530 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16531 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16532 conditional expressions for C.
16533 (decl_constant_value_for_optimization): Move from
16534 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16535 whether optimizing and that the expression is a VAR_DECL not of
16536 array type instead of doing such checks in the caller. Do not
16537 check pedantic. Call gcc_unreachable for C++.
16538 * c-common.def (C_MAYBE_CONST_EXPR): New.
16539 * c-common.h (c_fully_fold, c_save_expr,
16540 decl_constant_value_for_optimization): New prototypes.
16541 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16542 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16543 EXPR_INT_CONST_OPERANDS): Define.
16544 * c-convert.c (convert): Strip nops from expression.
16545 * c-decl.c (groktypename): Take extra parameters expr and
16546 expr_const_operands. Update call to grokdeclarator.
16547 (start_decl): Update call to grokdeclarator. Add statement for
16548 expressions used in type of decl.
16549 (grokparm): Update call to grokdeclarator.
16550 (push_parm_decl): Update call to grokdeclarator.
16551 (build_compound_literal): Add parameter non_const and build a
16552 C_MAYBE_COSNT_EXPR if applicable.
16553 (grokdeclarator): Take extra parameters expr and
16554 expr_const_operands. Track expressions used in declaration
16555 specifiers and declarators. Fold array sizes and track whether
16556 they are constant expressions and whether they are integer
16557 constant expressions.
16558 (parser_xref_tag): Set expr and expr_const_operands fields in
16560 (grokfield): Update call to grokdeclarator.
16561 (start_function): Update call to grokdeclarator.
16562 (build_null_declspecs): Set expr and expr_const_operands fields in
16564 (declspecs_add_type): Handle expressions in typeof specifiers.
16565 * c-parser.c (c_parser_declspecs): Set expr and
16566 expr_const_operands fields for declaration specifiers.
16567 (c_parser_enum_specifier): Likewise.
16568 (c_parser_struct_or_union_specifier): Likewise.
16569 (c_parser_typeof_specifier): Likewise. Update call to
16570 groktypename. Fold expression as needed. Return expressions with
16571 type instead of adding statements.
16572 (c_parser_attributes): Update calls to c_parser_expr_list.
16573 (c_parser_statement_after_labels): Fold expression before passing
16574 to objc_build_throw_stmt.
16575 (c_parser_condition): Fold expression.
16576 (c_parser_asm_operands): Fold expression.
16577 (c_parser_conditional_expression): Use c_save_expr. Update call
16578 to build_conditional_expr.
16579 (c_parser_alignof_expression): Update call to groktypename.
16580 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16581 original_code. Fold expression argument of va_arg. Create
16582 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16583 argument to va_arg. Update calls to groktypename. Fold array
16584 index for offsetof. Verify that first argument to
16585 __builtin_choose_expr has integer type.
16586 (c_parser_postfix_expression_after_paren_type): Update calls to
16587 groktypename and build_compound_literal. Handle expressions with
16588 side effects in type name.
16589 (c_parser_postfix_expression_after_primary): Update call to
16590 c_parser_expr_list. Set original_code for calls to
16591 __builtin_constant_p.
16592 (c_parser_expr_list): Take extra parameter fold_p. Fold
16593 expressions if requested.
16594 (c_parser_objc_type_name): Update call to groktypename.
16595 (c_parser_objc_synchronized_statement): Fold expression.
16596 (c_parser_objc_receiver): Fold expression.
16597 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16598 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16599 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16600 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16601 (struct c_typespec): Add elements expr and expr_const_operands.
16602 (struct c_declspecs): Add elements expr and expr_const_operands.
16603 (groktypename, build_conditional_expr, build_compound_literal):
16605 (in_late_binary_op): Declare.
16606 * c-typeck.c (note_integer_operands): New function.
16607 (in_late_binary_op): New variable.
16608 (decl_constant_value_for_broken_optimization): Move to c-common.c
16609 and rename to decl_constant_value_for_optimization.
16610 (default_function_array_conversion): Do not strip nops.
16611 (default_conversion): Do not call
16612 decl_constant_value_for_broken_optimization.
16613 (build_array_ref): Do not fold result.
16614 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16615 result when operand is a VLA.
16616 (c_expr_sizeof_type): Update call to groktypename. Handle
16617 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16618 result when operand names a VLA type.
16619 (build_function_call): Update call to build_compound_literal.
16620 Only fold result for calls to __builtin_* functions. Strip
16621 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16622 the function designator.
16623 (convert_arguments): Fold arguments. Update call to
16624 convert_for_assignment.
16625 (build_unary_op): Handle increment and decrement of
16626 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16627 decrement earlier. Fold operand of increment and decrement.
16628 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16629 built for integer operand. Wrap returns that are INTEGER_CSTs
16630 without being integer constant expressions or that have integer
16631 constant operands without being INTEGER_CSTs.
16632 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16633 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16634 result is an integer constant expression or can be used in
16635 unevaluated parts of one and avoid folding and wrap as
16636 appropriate. Fold operands before possibly doing -Wsign-compare
16638 (build_compound_expr): Wrap result for C99 if operands can be used
16639 in integer constant expressions.
16640 (build_c_cast): Update call to digest_init. Do not ignore
16641 overflow from casting floating-point constants to integers. Wrap
16642 results that could be confused with integer constant expressions,
16643 null pointer constants or floating-point constants.
16644 (c_cast_expr): Update call to groktypename. Handle expressions
16645 included in type name.
16646 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16647 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16648 Update calls to convert_for_assignment.
16649 (convert_for_assignment): Take new parameter
16650 null_pointer_constant. Do not strip nops or call
16651 decl_constant_value_for_broken_optimization. Set
16652 in_late_binary_op for conversions to boolean.
16653 (store_init_value): Update call to digest_init.
16654 (digest_init): Take new parameter null_pointer_constant. Do not
16655 call decl_constant_value_for_broken_optimization. pedwarn for
16656 initializers not constant expressions. Update calls to
16657 convert_for_assignment.
16658 (constructor_nonconst): New.
16659 (struct constructor_stack): Add nonconst element.
16660 (really_start_incremental_init, push_init_level, pop_init_level):
16661 Handle constructor_nonconst and nonconst element.
16662 (set_init_index): Call constant_expression_warning for array
16664 (output_init_element): Fold value. Set constructor_nonconst as
16665 applicable. pedwarn for initializers not constant expressions.
16666 Update call to digest_init. Call constant_expression_warning
16667 where constant initializers are required.
16668 (process_init_element): Use c_save_expr.
16669 (c_finish_goto_ptr): Fold expression.
16670 (c_finish_return): Fold return value. Update call to
16671 convert_for_assignment.
16672 (c_start_case): Fold switch expression.
16673 (c_process_expr_stmt): Fold expression.
16674 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16675 ensure statement expression is not evaluated in constant expression.
16676 (build_binary_op): Track whether results are integer constant
16677 expressions or may occur in such, disable folding and wrap results
16678 as applicable. Fold operands for -Wsign-compare warnings unless
16680 (c_objc_common_truthvalue_conversion): Handle results folded to
16681 integer constants that are not integer constant expressions.
16682 * doc/extend.texi: Document when typeof operands are evaluated,
16683 that condition of __builtin_choose_expr is an integer constant
16684 expression, and more about use of __builtin_constant_p in
16687 2009-03-29 Richard Guenther <rguenther@suse.de>
16689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16690 propagate addresses of array references.
16692 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16694 * regmove.c (perhaps_ends_bb_p): Remove.
16695 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16696 from INSN and check that the main loop stays within that basic block.
16697 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16698 (regmove_forward_pass): Split out from regmove_optimize. Use
16699 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16700 (regmove_backward_pass): Split out from regmove_optimize. Use
16701 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16702 (regmove_optimize): Simplify.
16704 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16707 * config/i386/i386.c (classify_argument): Ignore flexible array
16708 member in struct and warn ABI change.
16710 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16712 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16714 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16715 (ix86_adjust_cost): Updated.
16717 2009-03-29 Jan Hubicka <jh@suse.cz>
16719 PR middle-end/28850
16720 * tree-pass.h (pass_cleanup_eh): New function.
16721 (remove_unreachable_regions): Break code handling RTL
16722 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16723 that can not be reached by runtime.
16724 (can_be_reached_by_runtime): New function.
16725 (label_to_region_map): New function.
16726 (num_eh_regions): New function.
16727 (rtl_remove_unreachable_regions): New function.
16728 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16729 (remove_eh_region): New function.
16730 * except.h: Include sbitmap and vecprim.
16731 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16732 num_eh_regions): Declare.
16733 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16734 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16735 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16736 (tree_empty_eh_handler_p): New function.
16737 (cleanup_empty_eh): New function.
16738 (cleanup_eh): New function.
16739 (pass_cleanup_eh): New function.
16741 2009-03-29 Jan Hubicka <jh@suse.cz>
16743 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16744 for removed regions.
16746 2009-03-29 Jan Hubicka <jh@suse.cz>
16748 * except.c (dump_eh_tree): Dump all datastructures.
16750 2009-03-29 Jan Hubicka <jh@suse.cz>
16752 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16753 (duplicate_eh_regions_1): Likewise.
16754 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16755 vector; call EH verification.
16756 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16757 Be ready for region being removed.
16759 2009-03-29 Jan Hubicka <jh@suse.cz>
16761 * bitmap.c (bitmap_last_set_bit): New function.
16762 * bitmap.h (bitmap_last_set_bit): Declare.
16764 2009-03-29 David Ayers <ayers@fsfe.org>
16767 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16768 by calling objc_compare_types and surpress warnings about
16769 incompatible C pointers that are compatible ObjC pointers.
16771 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16773 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16774 call initialize_inline_failed.
16775 (initialize_inline_failed): Move it from here ...
16776 * cgraph.c (initialize_inline_failed): ... to here.
16777 (cgraph_create_edge): Call initialize_inline_failed rather than
16778 setting inline_failed directly.
16780 2009-03-29 Ben Elliston <bje@au.ibm.com>
16783 * sysv4.opt (msdata): Improve comment.
16784 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16785 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16787 2009-03-29 Ben Elliston <bje@au.ibm.com>
16790 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16791 load and store attributes.
16793 2009-03-29 Ben Elliston <bje@au.ibm.com>
16795 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16796 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16797 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16798 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16799 __builtin_infq and __builtin_huge_valq.
16801 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16803 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16805 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16806 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16808 2009-03-28 Xinliang David Li <davidxl@google.com>
16810 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16811 (do_dbg_cnt): New function.
16813 2009-03-28 Jan Hubicka <jh@suse.cz>
16815 Merge from pretty-ipa:
16817 2009-03-27 Jan Hubicka <jh@suse.cz>
16819 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16820 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16821 * passes.c (function_called_by_processed_nodes_p): New.
16822 * ipa-pure-const.c (check_call): Fix handling of operands.
16823 (analyze_function): Dump debug output for skipped bodies.
16824 (local_pure_const): Use function_called_by_processed_nodes_p.
16825 * dwarf2out.c (reference_to_unused): Use output.
16826 * passes.c (do_per_function_toporder): Likewise.
16828 2008-11-12 Jan Hubicka <jh@suse.cz>
16830 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16831 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16832 state_set_in_source enum
16833 (check_decl): Ignore memory tags; do not set fake looping flags;
16835 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16836 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16837 (check_call, analyze_function): Rewrite.
16839 (add_new_function): Update call of analyze_function.
16840 (generate_summary): Add call of analyze_function.
16841 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16842 (local_pure_const): New function.
16843 (pass_local_pure_const): New pass.
16844 * ipa-inline.c (inline_transform): Set after_inlining.
16845 * tree-eh.c (stmt_can_throw_external): New.
16846 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16847 work with aliasing built.
16848 * tree-flow.h (stmt_can_throw_external): New.
16849 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16850 and local pure/const pass in early and late optimization queue.
16852 2009-03-28 Martin Jambor <mjambor@suse.cz>
16854 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16856 (fold_binary): Allow function decl aligment consideration is the
16857 second argument is integer constant one.
16858 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16859 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16860 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16862 2009-03-28 Jan Hubicka <jh@suse.cz>
16864 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16865 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16866 * function.h (rtl_data): Add nothrow flag.
16867 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16868 set DECL_NOTHROW for AVAILABLE functions.
16870 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16872 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16873 following vector keyword has expansion starting with pixel or bool
16874 keyword, expand vector to __vector and pixel or bool to __pixel or
16878 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16879 warn_if_disallowed_function_p): Removed.
16880 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16881 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16882 warning_if_disallowed_function_p.
16883 * flags.h (warn_if_disallowed_function_p,
16884 warn_disallowed_functions): Removed.
16885 * common.opt (Wdisallowed-function-list=): Removed.
16886 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16888 2009-03-28 Richard Guenther <rguenther@suse.de>
16890 PR tree-optimization/38723
16891 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16894 2009-03-28 Jan Hubicka <jh@suse.cz>
16896 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16897 test introduced by my previous patch.
16899 2009-03-28 Richard Guenther <rguenther@suse.de>
16901 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16902 the PHIs value undefined.
16904 2009-03-28 Jan Hubicka <jh@suse.cz>
16906 * tree-pass.h (pass_fixup_cfg): New pass.
16907 * ipa-inline.c (inline_transform): Set
16908 always_inline_functions_inlined/after_inlining.
16909 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16910 (pass_fixup_cfg): New pass.
16911 * passes.c (init_optimization_passes): Add fixup_cfg.
16913 2009-03-28 Richard Guenther <rguenther@suse.de>
16915 PR tree-optimization/38458
16916 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16917 argument use the arguments copy-of value.
16919 2009-03-28 Richard Guenther <rguenther@suse.de>
16921 PR tree-optimization/38180
16922 * tree-ssa-ccp.c (get_default_value): Simplify.
16923 (likely_value): Likewise.
16924 (surely_varying_stmt_p): Properly handle VOP case.
16925 (ccp_initialize): Likewise.
16926 (ccp_fold): Handle propagating through *&.
16927 (fold_const_aggregate_ref): Also handle decls.
16929 2009-03-28 Jan Hubicka <jh@suse.cz>
16931 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16932 * cgraph.h (cgraph_node): Likewise.
16933 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16934 (cgraph_reset_node): Use process flag.
16935 (cgraph_mark_functions_to_output): Likewise.
16936 (cgraph_expand_function): Likewise.
16937 (cgraph_expand_all_functions): Likewise.
16938 (cgraph_output_in_order): Likewise.
16939 * dwarf2out.c (reference_to_unused): Likewise.
16940 * passes.c do_per_function_toporder): Likewise.
16942 2009-03-28 Jan Hubicka <jh@suse.cz>
16944 Bring from lto-branch:
16946 2008-09-03 Doug Kwan <dougkwan@google.com>
16948 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16949 enums instead of reason strings.
16950 * cgraph.c (cgraph_create_edge): Same.
16951 (cgraph_inline_failed_string): New function.
16952 * cgraph.h (cgraph_inline_failed_t): New enum type.
16953 (cgraph_inline_failed_string): New prototype.
16954 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16955 char pointer to cgraph_inline_failed_t.
16956 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16957 (cgraph_default_inline_p): Ditto.
16958 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16959 to cgraph_inline_failed_t pointer.
16960 * cif-code.def: New file.
16961 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16963 (cgraph_check_inline_limits): Change type of REASON to pointer to
16964 cgraph_inline_failed_t. Replace reason strings with enums.
16965 (cgraph_default_inline_p): Ditto.
16966 (cgraph_recursive_inlining_p): Ditto.
16967 (update_caller_keys): Change type of FAILED_REASON to
16968 cgraph_inline_failed_t.
16969 (cgraph_set_inline_failed): Change type of REASON to pointer to
16970 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16971 convert enums to strings for text output.
16972 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16973 to be of type cgraph_inline_failed_t. Replace reason strings with
16974 enums. Call cgraph_inline_failed_string to covert enums
16975 to strings for text output.
16976 (cgraph_decide_inlining): Replace reason strings with enums.
16977 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16978 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16980 * tree-inline.c (expand_call_inline): Change type of REASON
16981 to cgraph_inline_failed_t. Replace reason strings with enums.
16982 Call cgraph_inline_failed_string for text output.
16983 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16986 2009-03-28 Jan Hubicka <jh@suse.cz>
16988 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16989 cgraph_clone_node): Remove master clone handling.
16990 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16991 * cgraph.h (master_clone): Remove.
16992 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16993 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16994 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16996 2009-03-28 Jan Hubicka <jh@suse.cz>
16998 * cgraph.c (cgraph_function_body_availability): Functions declared
16999 inline are always safe to assume that it is not going to be replaced.
17001 2009-03-28 Richard Guenther <rguenther@suse.de>
17003 PR tree-optimization/38513
17004 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17005 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17006 EXC_PTR_EXPR and FILTER_EXPR.
17007 (get_ref_from_reference_ops): Likewise.
17009 2009-03-28 Richard Guenther <rguenther@suse.de>
17011 PR tree-optimization/38968
17012 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17013 Use FLOOR_MOD_EXPR to compute misalignment.
17015 2009-03-28 Richard Guenther <rguenther@suse.de>
17017 PR tree-optimization/37795
17018 * tree.h (combine_comparisons): Declare.
17019 * fold-const.c (combine_comparisons): Export.
17020 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17022 (ifcombine_iforif): Use combine_comparisons.
17024 2009-03-28 Jan Hubicka <jh@suse.cz>
17026 * tree-eh.c (inlinable_call_p): New function.
17027 (make_eh_edges): Use it.
17028 (verify_eh_edges): Use it.
17029 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17030 * except.c (reachable_next_level): Add inlinable_function argument
17031 (sjlj_find_directly_reachable_regions): Update.
17032 (add_reachable_handler): Do not set saw_any_handlers.
17033 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17034 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17035 Add new inlinable call parameter.
17036 (can_throw_internal, can_throw_external): Update.
17037 * except.h (can_throw_internal_1, can_throw_external_1,
17038 foreach_reachable_handler): Update declaration.
17040 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17042 * config/arm/t-arm-coff, config/h8300/coff.h,
17043 config/i386/i386-aout.h, config/i386/i386-coff.h,
17044 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17045 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17046 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17047 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17048 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17049 sys-types.h: Remove.
17050 * Makefile.in: Remove protoize and fixproto support and references
17052 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17053 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17055 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17056 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17057 unprotoize$(exeext).
17058 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17059 (.PHONY): Don't depend on proto.
17060 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17061 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17062 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17063 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17064 build/gen-protos.o, build/scan.o, xsys-protos.h,
17065 build/fix-header$(build_exeext), build/fix-header.o,
17066 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17067 stmp-install-fixproto): Remove.
17068 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17069 SYSCALLS.c or fixproto files.
17070 (install-common): Don't install protoize.
17071 (install-headers-tar, install-headers-cpio, install-headers-cp):
17072 Don't depend on $(STMP_FIXPROTO).
17073 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17074 install fixproto files or write out fixproto settings.
17075 (uninstall): Don't uninstall protoize.
17076 * config.gcc (use_fixproto): Remove.
17077 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17078 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17079 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17080 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17081 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17082 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17083 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17084 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17085 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17086 * config/t-vxworks (STMP_FIXPROTO): Remove.
17087 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17088 STMP_FIXPROTO): Remove.
17089 * config.in, configure: Regenerate.
17090 * crtstuff.c (gid_t, uid_t): Don't undefine.
17091 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17092 (arm-*-coff, arm-*-aout: Remove target entries.
17093 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17094 Remove mention of AIX 4.1.
17095 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17096 * doc/invoke.texi (Running Protoize): Remove.
17097 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17098 (Protoize Caveats): Remove.
17099 * tsystem.h: Update comments on headers assumed to exist.
17101 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17103 * genautomata.c: Add a new year to the copyright. Add a new
17105 (struct insn_reserv_decl): Add comments for member bypass_list.
17106 (find_bypass): Remove.
17107 (insert_bypass): New.
17108 (process_decls): Use insert_bypass.
17109 (output_internal_insn_latency_func): Output all bypasses with the
17110 same input insn in one switch case.
17112 * rtl.def (define_bypass): Describe bypass choice.
17113 * doc/md.texi (define_bypass): Ditto.
17115 2009-03-27 Richard Guenther <rguenther@suse.de>
17117 * gimplify.c (mark_addressable): Export.
17118 * tree-flow.h (mark_addressable): Declare.
17119 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17120 * tree-ssa.c (verify_phi_args): Verify that address taken
17121 variables have TREE_ADDRESSABLE set.
17123 2009-03-27 Richard Guenther <rguenther@suse.de>
17125 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17126 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17127 Do not mark decls TREE_ADDRESSABLE.
17128 (build_fold_addr_expr): Adjust.
17129 (fold_addr_expr): Remove.
17130 (fold_unary): Use build_fold_addr_expr.
17131 (fold_comparison): Likewise.
17132 (split_address_to_core_and_offset): Likewise.
17133 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17135 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17136 (gimplify_modify_expr_to_memcpy): Mark source and destination
17138 * omp-low.c (create_omp_child_function): Mark the object decl
17140 (lower_rec_input_clauses): Mark the var we take the address of
17142 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17144 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17146 PR middle-end/39315
17147 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17148 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17150 2009-03-27 Richard Guenther <rguenther@suse.de>
17152 PR tree-optimization/39120
17153 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17155 (handle_lhs_call): Process return constraints. Add escape
17156 constraints if necessary.
17157 (handle_const_call): Fill out return constraints. Make nested
17158 case more precise. Avoid consttmp if possible.
17159 (handle_pure_call): Fill out return constraints. Avoid
17160 callused if possible.
17161 (find_func_aliases): Simplify call handling.
17163 2009-03-27 Richard Guenther <rguenther@suse.de>
17165 PR tree-optimization/39120
17166 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17167 as a representative.
17168 (solve_graph): Do propagate CALLUSED.
17169 (handle_pure_call): Use a scalar constraint from CALLUSED for
17171 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17174 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17177 * c-common.c (handle_aligned_attribute): Properly check alignment
17178 overflow. Use (1U << i) instead of (1 << i).
17180 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17182 * expr.h (get_mem_align_offset): Updated.
17184 * tree.h (tree_decl_common): Change align to "unsigned int" and
17185 move it before pointer_alias_set.
17187 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17188 Jakub Jelinek <jakub@redhat.com>
17191 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17192 gr_register_operand with gr_reg_or_0_operand.
17193 (cmpxchg_rel_di): Likewise.
17194 (sync_lock_test_and_set<mode>): Likewise.
17196 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17198 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17199 (true_regnum): Likewise.
17201 * rtlanal.c (subreg_info): Moved to ...
17202 * rtl.h (subreg_info): Here. New.
17203 (subreg_get_info): New.
17205 * rtlanal.c (subreg_get_info): Make it extern.
17207 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17210 * config/i386/i386.c (ix86_abi): New.
17211 (override_options): Handle -mabi=.
17212 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17213 (ix86_call_abi_override): Likewise.
17214 (init_cumulative_args): Likewise.
17215 (function_arg_advance): Likewise.
17216 (function_arg_64): Likewise.
17217 (function_arg): Likewise.
17218 (ix86_pass_by_reference): Likewise.
17219 (ix86_function_value_regno_p): Likewise.
17220 (ix86_build_builtin_va_list_abi): Likewise.
17221 (setup_incoming_varargs_64): Likewise.
17222 (is_va_list_char_pointer): Likewise.
17223 (ix86_init_machine_status): Likewise.
17224 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17225 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17226 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17227 (ix86_function_abi): Make it static and return enum calling_abi.
17228 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17230 (ix86_fn_abi_va_list): Updated.
17232 * config/i386/i386.h (ix86_abi): New.
17233 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17234 (CONDITIONAL_REGISTER_USAGE): Likewise.
17235 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17236 (machine_function): Likewise.
17238 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17240 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17241 (STACK_BOUNDARY): Likewise.
17242 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17244 * config/i386/i386.opt (mabi=): New.
17246 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17247 return enum calling_abi.
17248 (ix86_function_type_abi): Likewise.
17249 (ix86_function_abi): Removed.
17251 * doc/invoke.texi: Document -mabi= option for x86.
17253 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17255 * builtins.c (real_dconstp): Delete.
17256 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17258 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17259 Jakub Jelinek <jakub@redhat.com>
17262 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17263 (gen_subprogram_die): When a function is explicit, generate the
17264 DW_AT_explicit attribute.
17265 * langhooks.h (struct lang_hooks_for_decls): Add
17266 function_decl_explicit_p langhook.
17267 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17268 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17270 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17272 * builtins.c (fold_builtin_memory_op): Optimize memmove
17273 into memcpy if we can prove source and destination don't overlap.
17275 * tree-inline.c: Include gt-tree-inline.h.
17276 (clone_fn_id_num): New variable.
17277 (clone_function_name): New function.
17278 (tree_function_versioning): Use it.
17279 * Makefile.in (GTFILES): Add tree-inline.c.
17281 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17283 * BASE-VER: Change to 4.5.0.
17285 2009-03-27 Xinliang David Li <davidxl@google.com>
17287 PR tree-optimization/39557
17288 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17290 2009-03-27 Xinliang David Li <davidxl@google.com>
17292 PR tree-optimization/39548
17293 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17296 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17298 * c-common.c (pointer_int_sum): Use %wd on return from
17301 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17303 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17304 on return from tree_low_cst.
17306 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17309 * ginclude/stdarg.h (va_copy): Define also for
17310 __GXX_EXPERIMENTAL_CXX0X__.
17312 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17315 * builtins.h (c_strlen): Do not warn here.
17316 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17317 * c-common.c (pointer_int_sum): Take an explicit location.
17318 Warn about offsets out of bounds.
17319 * c-common.h (pointer_int_sum): Adjust declaration.
17321 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17323 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17326 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17329 * opts.c (warn_if_disallowed_function_p): Don't assume
17330 get_callee_fndecl must return non-NULL.
17332 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17334 PR rtl-optimization/39522
17335 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17336 when reg_reloaded_valid is set.
17338 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17340 * config/spu/divv2df3.c: New file.
17341 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17342 (DPBIT_FUNCS): Filter out _div_df.
17344 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17346 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17347 a jump insn, count that jump in the distance to the loop start.
17349 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17352 * config/sh/sh.c (calc_live_regs): Fix condition for global
17353 registers except PIC_OFFSET_TABLE_REGNUM.
17355 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17358 * doc/invoke.texi (-mconsole): New.
17360 (-mno-cygwin): New.
17362 (-mnop-fun-dllimport): New.
17366 (sub section "i386 and x86-64 Windows Options"): New.
17368 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17370 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17371 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17373 2009-03-25 Richard Guenther <rguenther@suse.de>
17375 PR middle-end/39497
17376 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17379 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17381 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17382 neither of haifa/selective schedulers are working.
17384 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17386 * doc/invoke.texi (Debugging Options): Fix description of
17387 -fno-merge-debug-strings.
17389 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17391 * config/cris/libgcc.ver: New version-script.
17392 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17394 * configure.ac <GAS features, nop mnemonic>: Add pattern
17395 crisv32-*-* for "nop".
17396 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17397 * configure: Regenerate.
17399 2009-03-24 Ira Rosen <irar@il.ibm.com>
17401 PR tree-optimization/39529
17402 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17403 mark_sym_for_renaming for the tag copied to the new vector
17406 2009-03-24 Arthur Loiret <aloiret@debian.org>
17408 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17409 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17410 EXTRA_SPEC_FUNCTIONS.
17411 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17412 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17413 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17414 -march and -mtune options.
17416 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17418 * config/m68k/t-rtems: Add m5329 multilib.
17420 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17421 Jakub Jelinek <jakub@redhat.com>
17424 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17427 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17430 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17431 instead of c_parser_expression_conv, if original_code isn't one of the
17432 4 allowed comparison codes, fail.
17434 2009-03-23 Richard Guenther <rguenther@suse.de>
17436 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17437 * tree.h (struct tree_type): Likewise.
17438 * reload.h (struct insn_chain): Likewise.
17439 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17440 * function.h (struct function): Likewise.
17441 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17443 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17445 PR tree-optimization/39516
17446 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17448 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17450 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17451 should be set true if BITS_PER_WORD of target is bigger than 32
17453 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17455 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17456 Translate -B-options to -rpath-link. Correct existing
17457 rpath-link and conditionalize on !nostdlib.
17459 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17461 * doc/extend.texi (Function Attributes, Variable Attributes):
17463 * doc/invoke.texi (Debugging Options, Optimize Options)
17464 (i386 and x86-64 Options, MCore Options): Likewise.
17466 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17469 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17470 it for block local namespace aliases.
17471 (gen_decl_die): Pass context_die to gen_namespace_die.
17473 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17476 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17477 minimum or maximum value.
17479 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17481 * reginfo.c (globalize_reg): Recompute derived reg sets.
17483 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17486 * libgcc2.c (mprotect): Do not use signed arguments for
17487 VirtualProtect, use DWORD arguments. Also fix the 'may
17488 be used uninitialized' warning for the np variable.
17490 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17493 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17494 functions using regparm calling conventions when not optimizing.
17495 (ix86_function_sseregparm): Similarly for sseregparm calling
17498 2009-03-19 Li Feng <nemokingdom@gmail.com>
17500 PR middle-end/39500
17501 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17502 dependence if the first conflict is after niter iterations.
17504 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17506 PR middle-end/38609
17507 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17508 functions with dynamic stack-pointer adjustments.
17510 2009-03-19 Ben Elliston <bje@au.ibm.com>
17512 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17513 option; change to -msdata=data.
17515 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17517 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17520 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17523 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17525 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17527 * doc/invoke.texi (Code Gen Options): Expand discussion of
17530 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17532 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17533 * matrix-reorg.c (struct matrix_info): Likewise.
17534 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17535 * rtl.h (struct mem_attrs): Likewise.
17536 * df.h (struct df): Likewise.
17537 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17538 * ira-int.h (struct ira_allocno): Likewise.
17539 * df-scan.c (struct df_collection_rec): Likewise.
17540 * ira.c (struct equivalence): Likewise.
17541 * function.c (struct temp_slot): Likewise.
17542 * cfgloop.h (struct loop): Likewise.
17545 * function.c (use_register_for_decl): When not optimizing, disregard
17546 register keyword for variables with types containing methods.
17548 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17550 PR middle-end/39447
17551 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17552 (is_simple_operand): Call contains_component_ref_p before calling data
17553 reference analysis that would fail on COMPONENT_REFs.
17555 * tree-vrp.c (search_for_addr_array): Fix formatting.
17557 2009-03-18 Richard Guenther <rguenther@suse.de>
17559 * tree-vect-transform.c (vect_loop_versioning): Fold the
17560 generated comparisons.
17561 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17562 (slpeel_tree_peel_loop_to_edge): Likewise.
17564 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17566 PR middle-end/37805
17567 * opts.c (print_specific_help): In addition to `undocumented',
17568 accept `separate' and `joined' flags if passed alone. Describe
17569 output by the first matched one of those.
17570 (common_handle_option): Skip over empty strings.
17571 * gcc.c (display_help): Fix help string for `--help='.
17572 * doc/invoke.texi (Option Summary, Overall Options): With
17573 `--help=', classes and qualifiers can both be repeated, but
17574 only the latter can be negated. One should not pass only
17575 negated qualifiers. Fix markup and examples.
17578 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17579 PR middle-end/37805
17580 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17581 and -fhelp=separate.
17583 2009-03-17 Jing Yu <jingyu@google.com>
17585 PR middle-end/39378
17586 * function.h (struct rtl_data): Move is_thunk from here...
17587 (struct function): ...to here.
17588 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17589 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17591 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17593 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17594 (alpha_output_function_end_prologue): Likewise.
17595 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17596 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17597 (rs6000_output_function_epilogue): Likewise.
17598 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17600 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17603 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17604 from different units in a single alternative.
17605 (*truncdfsf_i387): Ditto.
17606 (*truncxfsf2_mixed): Ditto.
17607 (*truncxfdf2_mixed): Ditto.
17609 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17611 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17612 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17615 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17616 unused non-artificial variables when not optimizing.
17619 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17620 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17621 NAMESPACE_DECL in its DECL_INITIAL.
17623 PR middle-end/39443
17624 * optabs.c (set_user_assembler_libfunc): New function.
17625 * expr.h (set_user_assembler_libfunc): New prototype.
17626 * c-common.c: Include libfuncs.h.
17627 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17628 for memcmp, memset, memcpy, memmove and abort.
17629 * Makefile.in (c-common.o): Depend on libfuncs.h.
17632 * dwarf2out.c (gen_inlined_enumeration_type_die,
17633 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17634 gen_tagged_type_instantiation_die): Removed.
17635 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17638 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17641 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17643 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17644 (check-parallel-%): Ditto.
17645 (check-consistency): Ditto.
17647 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17649 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17650 local variable rhs by NULL_TREE.
17652 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17655 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17657 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17660 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17662 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17665 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17666 for ms->sysv ABI calls only in 64bit mode.
17668 * config/i386/i386.md (untyped_call): Support 32bit.
17670 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17672 * doc/extend.texi: Replace x86_65 with x86_64.
17674 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17676 PR tree-optimization/39455
17677 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17678 mismatches for POINTER_TYPE_P (type).
17679 (number_of_iterations_le): Likewise.
17681 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17683 * config/picochip/picochip.c: Removed profiling support.
17684 * config/picochip/picochip.md: Removed profiling instruction.
17685 * config/picochip/picochip.h: Removed profiling builtin.
17687 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17689 * doc/install.texi (--with-host-libstdcxx): Document.
17691 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17694 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17695 generate a warning if the function name does not begin with
17696 "__vector" and the function has either the 'signal' or 'interrupt'
17697 attribute, from here to ...
17698 (avr_declare_function_name): ...here. New function.
17699 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17700 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17702 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17705 * cse.c (fold_rtx): Don't modify original const_arg1 when
17706 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17707 separate variable instead.
17708 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17709 from out of range shift counts.
17710 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17712 2009-03-13 Catherine Moore <clm@codesourcery.com>
17714 * config/i386/x-mingw32 (host-mingw32.o): Replace
17715 diagnostic.h with $(DIAGNOSTIC_H).
17717 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17720 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17722 * config/i386/sync.md (sync_compare_and_swap<mode>,
17723 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17724 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17726 (sync_double_compare_and_swapdi_pic,
17727 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17728 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17730 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17733 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17735 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17738 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17739 (avx_addsubv4df3): Likewise.
17740 (*avx_addsubv4sf3): Likewise.
17741 (sse3_addsubv4sf3): Likewise.
17743 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17746 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17748 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17751 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17752 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17753 registers for allocnos created from user-defined variables.
17755 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17758 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17759 of non-integer mode as well.
17761 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17763 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17764 for functions for which the parameter types are unknown.
17766 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17769 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17770 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17771 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17772 * config/i386/i386.c (ix86_local_alignment): For
17773 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17774 long long variables on the stack to avoid dynamic realignment.
17775 Allow the first argument to be a decl rather than type.
17776 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17778 2009-03-11 Nick Clifton <nickc@redhat.com>
17781 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17783 Add description to mno-lsim option.
17784 * config/mcore/mcore.h: Remove comment about deprecated m4align
17786 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17787 * doc/invoke.texi: Add description of mno-lsim and
17788 mstack-increment options.
17790 * config/fr30/fr30.opt: Document the -mno-lsim option.
17791 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17792 and -mno-lsim options.
17794 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17796 * fold-const.c (fold_comparison): Only call fold_inf_compare
17797 if the mode supports infinities.
17799 2009-03-11 Jason Merrill <jason@redhat.com>
17802 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17803 end already did. Notice GIMPLE_CALL modifications of the result.
17804 Don't copy debug information from an ignored decl or a decl from
17807 2009-03-10 Richard Guenther <rguenther@suse.de>
17808 Nathan Froyd <froydnj@codesourcery.com>
17810 PR middle-end/37850
17811 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17812 (__divMODE3): Likewise.
17814 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17816 PR tree-optimization/39394
17817 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17818 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17820 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17822 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17823 inline asms for register asm ("") declarations.
17825 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17827 * fold-const.c (fold_unary): Fix comment.
17829 2009-03-07 Jan Hubicka <jh@suse.cz>
17832 * tree-inline.c (setup_one_parameter): Do replacement of const
17833 argument by constant in SSA form.
17835 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17837 PR middle-end/38028
17838 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17839 determine alignment passed to assign_stack_local.
17840 (assign_parms_unsplit_complex): Likewise.
17841 * except.c (sjlj_build_landing_pads): Likewise.
17843 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17845 PR middle-end/39360
17846 * tree-flow.h (add_referenced_var): Return bool instead of void.
17847 * tree-dfa.c (add_referenced_var): Return result of
17848 referenced_var_check_and_insert call.
17849 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17850 of referenced_var_check_and_insert.
17853 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17854 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17855 DIE, don't emit it if abstract origin already has it.
17856 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17857 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17859 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17861 * genpreds.c (needs_variable): Fix parentheses at variable name
17863 (write_tm_constrs_h): Indent generated code.
17865 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17867 * doc/extend.texi (Function Attributes): Add documentation
17868 for isr attributes.
17870 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17873 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17874 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17876 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17878 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17881 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17884 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17885 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17887 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17889 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17890 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17891 constants instead of magic numbers.
17892 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17894 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17895 (x86_64_ms_abi_int_parameter_registers): Ditto.
17896 (x86_64_int_return_registers): Ditto.
17897 (ix86_maybe_switch_abi): Ditto.
17898 (ix86_expand_call): Ditto for clobbered_registers array.
17899 (ix86_hard_regno_mode_ok): Ditto.
17900 (x86_extended_QIreg_mentioned_p): Ditto.
17902 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17904 PR tree-optimization/39349
17905 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17907 * combine.c (gen_lowpart_for_combine): Use omode when generating
17910 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17912 PR rtl-optimization/39235
17913 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17915 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17917 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17919 2009-03-04 Richard Guenther <rguenther@suse.de>
17921 PR tree-optimization/39362
17922 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17923 that occur in abnormal PHIs should be varying.
17925 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17927 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17929 (simple_iv): Take loop as an argument instead of statement.
17930 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17931 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17933 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17935 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17936 * matrix-reorg.c (analyze_transpose): Ditto.
17937 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17938 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17939 * tree-predcom.c (ref_at_iteration): Ditto.
17940 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17942 2009-03-04 Richard Guenther <rguenther@suse.de>
17944 PR tree-optimization/39358
17945 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17946 escaped_id and callused_id.
17947 (solve_graph): Likewise.
17949 2009-03-04 Richard Guenther <rguenther@suse.de>
17951 PR tree-optimization/39339
17952 * tree-sra.c (try_instantiate_multiple_fields): Make it
17953 no longer ICE on the above.
17955 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17957 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17958 that fits within Pmode.
17960 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17962 PR middle-end/10109
17963 * tm.texi (LIBCALL_VALUE): Update description.
17965 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17967 PR middle-end/34443
17968 * doc/extend.texi (section): Update description.
17970 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17972 PR middle-end/39345
17973 * tree-inline.c (remapped_type): New.
17974 (can_be_nonlocal): Call remapped_type instead of remap_type.
17976 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17979 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17980 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17982 2009-03-03 Richard Guenther <rguenther@suse.de>
17984 PR middle-end/39272
17985 * tree.c (tree_nonartificial_location): New function.
17986 * tree.h (tree_nonartificial_location): Declare.
17987 * builtins.c (expand_builtin_memory_chk): Provide location
17988 of the call location for artificial function pieces.
17989 (maybe_emit_chk_warning): Likewise.
17990 (maybe_emit_sprintf_chk_warning): Likewise.
17991 (maybe_emit_free_warning): Likewise.
17992 * expr.c (expand_expr_real_1): Likewise.
17994 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17996 PR tree-optimization/39343
17997 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17998 COMPONENT_REF t has ARRAY_TYPE.
18000 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18002 PR middle-end/39335
18003 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18004 when the type precision of the induction variable should be
18005 larger than the type precision of nit.
18006 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18007 * graphite.c (graphite_loop_normal_form): Same.
18008 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18010 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18012 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18013 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18014 numbers to describe clobbered registers.
18015 (*call_value_0_rex64_ms_sysv): Ditto.
18016 * config/i386/mmx.md (mmx_emms): Ditto.
18017 (mmx_femms): Ditto.
18019 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18021 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18024 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18026 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18027 (spu_section_type_flags): New function.
18029 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18031 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18032 reg_class_contents of FLOAT_REGS into a temporary.
18034 2009-03-02 Richard Guenther <rguenther@suse.de>
18035 Ira Rosen <irar@il.ibm.com>
18037 PR tree-optimization/39318
18038 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18039 information to the vectorized statement.
18041 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18043 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18044 variable. Use defined names instead of magic constants for REX SSE
18047 2009-03-01 Richard Guenther <rguenther@suse.de>
18049 PR tree-optimization/39331
18050 * omp-low.c (lower_send_shared_vars): Do not receive new
18051 values for the reference of DECL_BY_REFERENCE parms or results.
18053 2009-03-01 Jan Hubicka <jh@suse.cz>
18056 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18057 BLOCK_NONLOCALIZED_VAR): New macros.
18058 (tree_block): Add nonlocalized_vars.
18059 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18060 gen_decl_die): Add origin argument. Allow generation of die with
18061 origin at hand only.
18062 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18063 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18065 (gen_block_die): Fix checking for unused blocks.
18066 (process_scope_var): Break out from .... ; work with origins only.
18067 (decls_for_scope) ... here; process nonlocalized list.
18068 (dwarf2out_ignore_block): Look for nonlocalized vars.
18069 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18071 (dump_scope_block): Dump them.
18072 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18073 (remap_block): Likewise.
18074 (can_be_nonlocal): New predicate.
18075 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18077 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18079 * configure: Regenerate.
18081 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18083 * optc-gen.awk: No need to duplicate option flags twice.
18084 Reuse help texts for duplicate options which do not have any.
18086 * gcc.c (display_help): Document --version.
18088 * gcc.c (main): If print_help_list and verbose_flag, ensure
18089 driver output comes before subprocess output.
18091 * optc-gen.awk: Assign all remaining fields to help string,
18092 space-separated, for multi-line help in *.opt.
18094 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18095 -Wno-pedantic-ms-format is for MinGW targets only.
18097 * doc/options.texi (Option file format): Fix bad indentation,
18098 restoring dropped sentence.
18100 2009-02-28 Jan Hubicka <jh@suse.cz>
18102 * tree-inline.c (tree_function_versioning): Output debug info.
18104 2009-02-28 Jan Hubicka <jh@suse.cz>
18107 * tree-inline.c (setup_one_parameter): Do not copy propagate
18108 arguments when not optimizing.
18110 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18113 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18114 (avx_addsubv4df3): Likewise.
18115 (*avx_addsubv4sf3): Likewise.
18116 (sse3_addsubv4sf3): Likewise.
18117 (*avx_addsubv2df3): Likewise.
18118 (sse3_addsubv2df3): Likewise.
18119 (avx_unpckhps256): Correct item selectors.
18120 (avx_unpcklps256): Likewise.
18121 (avx_unpckhpd256): Likewise.
18122 (avx_unpcklpd256): Likewise.
18124 2009-02-28 Jan Hubicka <jh@suse.cz>
18126 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18128 (copy_arguments_for_versioning): If var is declared don't declare it.
18129 (tree_function_versioning): First setup substitutions and then copy
18132 2009-02-27 Jan Hubicka <jh@suse.cz>
18135 * cgraph.h (varpool_output_debug_info): Remove.
18136 * cgraphunit.c (varpool_output_debug_info): Remove.
18137 * dwarf2out.c (deferred_locations_struct): New struct
18138 (deferred_locations): New type.
18139 (deferred_locations_list): New static var.
18140 (deffer_location): New function.
18141 (gen_variable_die): Use it.
18142 (decls_for_scope): Output info on local static vars.
18143 (dwarf2out_finish): Process deferred locations.
18144 * varpool.c (varpool_output_debug_info): Remove.
18146 2009-02-27 Jan Hubicka <jh@suse.cz>
18149 * tree.h (TREE_PROTECTED): Fix comment.
18150 (BLOCK_HANDLER_BLOCK): Remove.
18151 (struct tree_block): Remove handler_block add body_block.
18152 (inlined_function_outer_scope_p): New.
18153 (is_body_block): Remove.
18154 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18155 * dwarf2out.c (is_inlined_entry_point): Remove.
18156 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18157 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18159 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18160 * gimplify.c (gimplify_expr): Gimplify body blocks.
18161 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18162 block with multiple subblocks.
18163 (dump_scope_block): Prettier output; dump more flags and info.
18164 (dump_scope_blocks): New.
18165 (remove_unused_locals): Use dump_scope_blocks.
18166 * tree-flow.h (dump_scope_blocks): Declare.
18167 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18168 * stmt.c (is_body_block): Remove.
18169 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18170 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18172 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18174 PR middle-end/39308
18175 * graphite.c (graphite_loop_normal_form): Do not call
18176 number_of_iterations_exit from a gcc_assert.
18178 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18180 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18181 jumps if COND is NULL.
18182 (find_cond_jump): New function.
18183 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18184 * config/s390/s390.md: Remove z10_cobra attribute value.
18186 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18188 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18189 force_const_mem returns NULL_RTX.
18191 2009-02-26 Jan Hubicka <jh@suse.cz>
18194 * cgraph.h (varpool_output_debug_info): Remove.
18195 * cgraphunit.c (varpool_output_debug_info): Remove.
18196 * dwarf2out.c (deferred_locations_struct): New struct
18197 (deferred_locations): New type.
18198 (deferred_locations_list): New static var.
18199 (deffer_location): New function.
18200 (gen_variable_die): Use it.
18201 (decls_for_scope): Output info on local static vars.
18202 (dwarf2out_finish): Process deferred locations.
18203 * varpool.c (varpool_output_debug_info): Remove.
18205 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18207 PR rtl-optimization/39241
18208 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18209 to subreg_offset_representable_p.
18211 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18213 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18214 execute function prototype. Get f and nregs from max_reg_num
18215 and get_insns. Remove the first backward pass as it's dead,
18216 guard the forward pass by flag_expensive_optimizations.
18217 (rest_of_handle_regmove): Delete.
18218 (pass_regmove): Replace it with regmove_optimize.
18220 2009-02-25 Martin Jambor <mjambor@suse.cz>
18222 PR tree-optimization/39259
18223 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18224 calls_alloca function flags.
18225 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18226 calls are detected.
18228 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18230 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18231 flags_set_1_rtx, flags_set_1_set): Delete.
18232 (regmove_optimize): Do not call mark_flags_life_zones.
18234 2009-02-24 Julian Brown <julian@codesourcery.com>
18237 * config/arm/arm.c (require_pic_register): Only set
18238 cfun->machine->pic_reg once per function.
18240 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18242 * doc/invoke.texi (Link Options): Document an easier way to pass
18243 options that take arguments to the GNU linker using -Xlinker and -Wl.
18245 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18248 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18250 2009-02-24 Richard Guenther <rguenther@suse.de>
18253 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18255 2009-02-24 Richard Guenther <rguenther@suse.de>
18256 Zdenek Dvorak <ook@ucw.cz>
18258 PR tree-optimization/39233
18259 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18260 from converting them to a generic type.
18262 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18264 PR tree-optimization/39260
18265 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18266 contains a condition with a real type.
18267 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18269 2009-02-23 Jason Merrill <jason@redhat.com>
18272 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18273 narrowing_initializer_constant_valid_p.
18274 (narrowing_initializer_constant_valid_p): Don't return
18275 null_pointer_node for adding a pointer to itself.
18277 2009-02-23 Jan Hubicka <jh@suse.cz>
18280 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18283 2009-02-23 Jan Hubicka <jh@suse.cz>
18285 PR tree-optimization/37709
18286 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18287 * tree.h (block_ultimate_origin): Declare.
18288 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18289 * tree-ssa-live.c (remove_unused_scope_block_p):
18290 Eliminate blocks containig no instructions nor live variables nor
18292 (dump_scope_block): New function.
18293 (remove_unused_locals): Enable removal of dead blocks by default;
18294 enable dumping at TDF_DETAILS.
18296 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18298 * config/i386/i386.c (classify_argument): Don't allow COImode
18300 (function_arg_advance_32): Don't allow OImode.
18301 (function_arg_32): Likewise.
18302 (function_value_32): Likewise.
18303 (return_in_memory_32): Likewise.
18304 (function_arg_64): Remove OImode comment.
18306 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18309 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18310 ix86_expand_vector_set for V4DImode in 64bit mode only.
18311 (ix86_expand_vector_init_one_var): Likewise.
18313 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18315 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18317 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18320 * loop-iv.c: Revert last change.
18321 * emit-rtl.c: Likewise.
18323 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18326 * config/i386/i386.c (type_natural_mode): Remove an extra
18327 space in the warning message.
18328 (function_value_32): Handle 32-byte vector modes.
18329 (return_in_memory_32): Likewise.
18331 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18333 * loop-iv.c (truncate_value): New function.
18334 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18336 (lowpart_subreg): Move to...
18337 * emit-rtl.c: ...here.
18339 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18341 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18342 accidental and undocumented change at revision 140860.
18344 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18346 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18347 take gimple_seq * arguments.
18348 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18349 types_compatible_p langhook.
18351 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18352 Joseph Myers <joseph@codesourcery.com>
18354 * config/arm/arm.c (arm_builtin_va_list): New function.
18355 (arm_expand_builtin_va_start): Likewise.
18356 (arm_gimplify_va_arg_expr): Likewise.
18357 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18358 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18359 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18360 (va_list_type): New variable.
18361 (arm_mangle_type): Mangle va_list_type appropriately.
18363 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18365 PR middle-end/39157
18366 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18367 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18368 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18369 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18370 parameter to 1000 for -O1 by default.
18371 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18373 * loop-invariant.c: Include params.h.
18374 (move_loop_invariants): Don't call move_single_loop_invariants on
18377 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18379 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18380 offset when calculating bounds for indexing stack_usage_map. Fixes
18381 a buffer overflow with certain target setups.
18383 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18386 * calls.c (expand_call): Clear try_tail_call if caller and callee
18387 disagree in promotion of function return value.
18389 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18392 * c-common.c (c_determine_visibility): If visibility changed and
18393 DECL_RTL has been already set, call make_decl_rtl to update symbol
18396 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18399 * varasm.c (assemble_variable): Don't check DECL_NAME when
18400 globalizing a variable.
18402 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18405 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18406 expression before any __builtin_trap call.
18407 * c-typeck.c (build_function_call): Convert and check function
18408 arguments before generating a call to a trap. Evaluate the
18409 function arguments before the trap.
18411 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18414 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18415 (UNSPEC_FXAM_MEM): New unspec.
18416 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18417 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18418 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18420 2009-02-19 Richard Guenther <rguenther@suse.de>
18422 PR tree-optimization/39207
18423 PR tree-optimization/39074
18424 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18425 storedanything_tree): New.
18426 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18427 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18428 (build_succ_graph): Add edges from STOREDANYTHING to all
18430 (init_base_vars): Initialize STOREDANYTHING.
18431 (compute_points_to_sets): Free substitution info after
18432 building the succ graph.
18433 (ipa_pta_execute): Likewise.
18435 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18437 (do_ds_constraint): Do not add to special var or non-pointer
18439 (type_could_have_pointers): Split out from ...
18440 (could_have_pointers): ... here. For arrays use the element type.
18441 (create_variable_info_for): Initialize may_have_pointers.
18442 (new_var_info): Likewise.
18443 (handle_lhs_call): Make the HEAP variable unknown-sized.
18444 (intra_create_variable_infos): Use a type with pointers for
18445 PARM_NOALIAS, make it unknown-sized.
18447 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18450 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18452 2009-02-18 Jason Merrill <jason@redhat.com>
18455 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18456 value if DECL_EXTERNAL.
18457 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18458 * target.h (gcc_target::binds_local_p): Clarify "module".
18459 * tree.h (TREE_PUBLIC): Clarify "module".
18461 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18464 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18465 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18467 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18470 * c.opt (Wabi): Support C and ObjC.
18473 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18475 * config/i386/i386.c (classify_argument): Warn once about the ABI
18476 change when passing union with long double.
18478 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18480 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18483 * c-parser.c (c_parser_compound_statement): Always enter and leave
18486 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18489 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18491 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18493 PR tree-optimization/36922
18494 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18495 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18498 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18500 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18503 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18505 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18507 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18509 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18512 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18513 Richard Sandiford <rdsandiford@googlemail.com>
18515 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18516 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18517 (loongson_biadd): ...this.
18519 2009-02-17 Richard Guenther <rguenther@suse.de>
18521 PR tree-optimization/39202
18522 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18523 a var make sure to follow existing collapses.
18525 2009-02-17 Richard Guenther <rguenther@suse.de>
18527 PR middle-end/39214
18528 * langhooks.c (lhd_print_error_function): Check for NULL block.
18530 2009-02-17 Richard Guenther <rguenther@suse.de>
18532 PR tree-optimization/39204
18533 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18536 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18538 * config/soft-fp/double.h: Update from glibc CVS.
18540 2009-02-17 Richard Guenther <rguenther@suse.de>
18542 PR tree-optimization/39207
18543 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18544 strict-aliasing warnings for pointers pointing to NULL.
18546 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18549 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18550 skipping until next close brace.
18552 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18555 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18556 to function argument boundary.
18558 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18560 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18561 in the lea_add. Reload eventually constraints it properly.
18562 * config/picochip/constraints.md: Remove the target constraint
18563 "b", since it is not needed anymore.
18565 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18567 * gthr-dce.h: Uglify function parameter and local variable names.
18568 * gthr-gnat.h: Likewise.
18569 * gthr-mipssde.h: Likewise.
18570 * gthr-nks.h: Likewise.
18571 * gthr-posix95.h: Likewise.
18572 * gthr-posix.h: Likewise.
18573 * gthr-rtems.h: Likewise.
18574 * gthr-single.h: Likewise.
18575 * gthr-solaris.h: Likewise.
18576 * gthr-tpf.h: Likewise.
18577 * gthr-vxworks.h: Likewise.
18578 * gthr-win32.h: Likewise.
18580 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18583 * config/i386/i386.md: Restrict the new peephole2 to move
18584 between MMX/SSE registers.
18586 2009-02-15 Richard Guenther <rguenther@suse.de>
18589 2009-02-13 Richard Guenther <rguenther@suse.de>
18591 * configure.ac: Enable LFS.
18592 * configure: Re-generate.
18593 * config.in: Likewise.
18595 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18597 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18598 spu_srqwbyte, spu_srqwbytebc): Define.
18599 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18600 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18601 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18602 "shrqby_<mode>"): New insn-and-split patterns.
18603 * config/spu/spu.c (expand_builtin_args): Determine and return
18604 number of operands using spu_builtin_description data.
18605 (spu_expand_builtin_1): Use it.
18607 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18610 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18613 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18616 * config/i386/i386.c (override_options): Correct warning
18617 messages for -malign-loops, -malign-jumps and -malign-functions.
18619 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18622 * config/i386/i386.md: Restrict the new peephole2 to move
18623 between the general purpose registers.
18625 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18628 * config/i386/i386.c (type_natural_mode): Add a new argument.
18629 Return the original mode and warn ABI change if vector size is 32byte.
18630 (function_arg_advance): Updated.
18631 (function_arg): Likewise.
18632 (ix86_function_value): Likewise.
18633 (ix86_return_in_memory): Likewise.
18634 (ix86_sol10_return_in_memory): Likewise.
18635 (ix86_gimplify_va_arg): Likewise.
18636 (function_arg_32): Don't warn ABX ABI change here.
18637 (function_arg_64): Likewise.
18639 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18641 * loop-iv.c (implies_p): In the final case, test that operands 0
18642 of the two comparisons match.
18644 * config/bfin/bfin.c (find_prev_insn_start): New function.
18645 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18646 (find_next_insn_start): Move.
18648 2009-02-13 Richard Guenther <rguenther@suse.de>
18650 * configure.ac: Enable LFS.
18651 * configure: Re-generate.
18652 * config.in: Likewise.
18654 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18657 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18658 sizes on syntax error after some arguments have been parsed.
18660 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18662 * doc/invoke.texi (-fira): Remove.
18664 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18666 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18667 * recog.c: Likewise.
18670 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18672 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18673 (umul_ppmm): Likewise.
18674 (count_leading_zeros): Likewise.
18675 (count_trailing_zeros): Likewise.
18676 (UMUL_TIME): Likewise.
18678 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18680 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18681 soft-fp/t-softfp to tmake_file.
18683 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18684 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18685 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18686 IA64_BUILTIN_INFQ]: New.
18687 (ia64_init_builtins): Initialize __builtin_infq,
18688 __builtin_fabsq and __builtin_copysignq if not HPUX.
18689 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18690 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18692 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18694 (__fixtfti): Likewise.
18695 (__fixunstfti): Likewise.
18696 (__floattitf): Likewise.
18698 * config/ia64/libgcc-glibc.ver: New.
18699 * config/ia64/t-fprules-softfp: Likewise.
18700 * config/ia64/sfp-machine.h: Likewise.
18702 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18703 (LIBGCC2_TF_CEXT): Likewise.
18704 (TF_SIZE): Likewise.
18705 (TARGET_INIT_LIBFUNCS): Likewise.
18707 * config/ia64/t-glibc (SHLINB_MAPFILES):
18708 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18710 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18712 * config/i386/i386.c (construct_container): Rewrite processing
18713 BLKmode with X86_64_SSE_CLASS.
18715 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18718 * config/i386/i386.md: Replace simplify_replace_rtx with
18719 replace_rtx in the new peephole2.
18721 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18723 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18724 loop unrolling do not happen at -O2.
18726 2009-02-12 Michael Matz <matz@suse.de>
18728 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18730 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18732 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18735 2009-02-12 Ben Elliston <bje@au.ibm.com>
18737 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18738 patterns when updating the back chain. Missed in the 2009-02-10
18741 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18743 * doc/extend.texi (Decimal Floating Types): Update identifier of
18744 draft TR and list of missing support.
18746 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18748 PR middle-end/39154
18749 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18750 bit to variable length decl's flags, add it also to its
18751 pointer replacement variable.
18753 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18754 Jakub Jelinek <jakub@redhat.com>
18757 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18758 (memory_blockage): New expander.
18759 (*memory_blockage): New insn pattern.
18760 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18761 instead of general blockage at the end of function prologue when
18762 frame pointer is used to access red zone area. Do not emit blockage
18763 when profiling, it is emitted in generic code.
18764 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18765 function epilogue when frame pointer is used to access red zone area.
18767 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18770 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18771 by arithmetic with memory operands.
18772 * config/i386/predicates.md (commutative_operator): New.
18774 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18776 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18779 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18781 * alias.h (record_alias_subset): Declare.
18782 * alias.c (record_alias_subset): Make global.
18784 2009-02-10 Nick Clifton <nickc@redhat.com>
18786 * tree-parloops.c: Change license to GPLv3.
18787 * ipa-struct-reorg.c: Change license to GPLv3.
18788 * ipa-struct-reorg.h: Change license to GPLv3.
18790 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18793 * c-decl.c (start_struct): Return NULL on error.
18795 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18797 PR middle-end/39124
18798 * cfgloopmanip.c (remove_path): Call remove_bbs after
18799 cancel_loop_tree, not before it.
18802 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18803 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18804 VAR_DECLs were seen.
18805 * tree-ssa-live.c (remove_unused_locals): Recompute
18806 cfun->has_local_explicit_reg_vars.
18807 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18808 copies or clearings if cfun->has_local_explicit_reg_vars.
18810 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18813 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18814 of function prologue when frame pointer is used to access
18817 2009-02-10 Richard Guenther <rguenther@suse.de>
18819 PR middle-end/39127
18820 * gimplify.c (gimple_regimplify_operands): Always look if
18821 we need to create a temporary.
18823 2009-02-10 Richard Guenther <rguenther@suse.de>
18825 PR tree-optimization/39132
18826 * tree-loop-distribution.c (todo): New global var.
18827 (generate_memset_zero): Trigger TODO_rebuild_alias.
18828 (tree_loop_distribution): Return todo.
18830 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18833 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18834 (x86_64_reg_class_name): Removed.
18835 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18836 first one isn't X86_64_SSE_CLASS or any other ones aren't
18837 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18838 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18839 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18840 and 3 X86_64_SSEUP_CLASS.
18841 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18842 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18844 2009-02-10 Ben Elliston <bje@au.ibm.com>
18846 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18847 form instruction to update the stack back chain word, even if the
18848 user has disabled the generation of update instructions.
18849 (movdi_<mode>_update_stack): New.
18850 (movsi_update_stack): Likewise.
18851 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18852 always use an update form instruction to update the stack back
18855 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18857 PR middle-end/38953
18858 * graphite.c (if_region_set_false_region): After moving a region in
18859 the false branch of a condition, remove the empty dummy basic block.
18860 (gloog): Remove wrong fix for PR38953.
18862 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18864 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18865 generation due to implicit sign extension.
18867 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18869 PR middle-end/38981
18870 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18871 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18873 2009-02-09 Richard Guenther <rguenther@suse.de>
18875 PR middle-end/35202
18876 * convert.c (convert_to_real): Disable (float)fn((double)x)
18877 to fnf(x) conversion if errno differences may occur and
18878 -fmath-errno is set.
18880 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18882 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18883 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18884 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18886 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18889 * c-common.c (handle_alias_attribute): Disallow attribute for
18890 anything not a FUNCTION_DECL or VAR_DECL.
18892 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18895 * real.c (do_compare): Special-case compare of zero against
18896 decimal float value.
18898 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18901 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18902 as indicating flexible array members unless the field itself is
18903 being declarared as the incomplete array.
18905 2009-02-06 Jan Hubicka <jh@suse.cz>
18907 PR tree-optimization/38844
18908 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18909 is already inlined.
18911 2009-02-06 Richard Guenther <rguenther@suse.de>
18913 PR middle-end/38977
18914 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18915 fork because we may expand it as __gcov_fork.
18917 2009-02-06 Nick Clifton <nickc@redhat.com>
18919 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18921 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18923 PR tree-optimization/35659
18924 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18925 vn_phi_eq): Shortcut if hashcode does not match.
18926 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18928 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18929 and avoid iterative_hash_expr.
18930 (FOR_EACH_VALUE_ID_IN_SET): New.
18931 (value_id_compare): Remove.
18932 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18933 sort expressions by value id.
18935 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18938 * config/sh/predicates.md (general_movsrc_operand): Don't check
18939 the subreg of system registers here.
18941 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18944 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18945 on the copied decl.
18947 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18949 PR rtl-optimization/39110
18950 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18951 addresses, not aligned ones.
18953 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18954 Richard Guenther <rguenther@suse.de>
18956 PR tree-optimization/39100
18957 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18958 comment says and add edges.
18960 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18963 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18964 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18966 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18968 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18969 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18970 register_bb_in_sese, new_sese, free_sese): Moved.
18971 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18972 outermost_loop_in_scop, build_scop_iteration_domain,
18973 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18974 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18975 Use loop_in_sese_p instead of loop_in_scop_p.
18976 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18977 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18978 (scopdet_basic_block_info): Fix bug in scop detection.
18979 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18980 eq_loop_to_cloog_loop): Remove.
18981 (nb_loops_around_loop_in_scop, nb_loop
18982 ref_nb_loops): Moved here...
18983 * graphite.h (ref_nb_loops): ... from here.
18984 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18985 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18986 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18987 * testsuite/gcc.dg/graphite/scop-19.c: New
18989 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18990 Hans-Peter Nilsson <hp@axis.com>
18992 PR rtl-optimization/37889
18993 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18994 Move offset handling from PLUS to before the switch. Use new
18995 arguments when considering SYMBOL_REFs too.
18996 (rtx_addr_can_trap_p): Pass dummy offset and size.
18997 (enum may_trap_p_flags): Remove.
18998 (may_trap_p_1): Pass size from MEM_SIZE.
19000 PR rtl-optimization/38921
19001 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19002 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19003 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19004 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19006 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19008 AVX Programming Reference (January, 2009)
19009 * config/i386/sse.md (*vpclmulqdq): New.
19011 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19013 PR tree-optimization/38977
19014 PR gcov-profile/38292
19015 * calls.c (special_function_p): Disregard __builtin_ prefix.
19017 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19019 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19020 non-indexable addresses even before reload.
19022 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19025 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19026 as having variable size. Do not give an error for unnamed
19027 parameters with [*] declarators. Give a warning for type names
19028 with [*] declarators and mark them as variable size.
19029 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19030 for sizeof applied to [*] type names.
19032 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19035 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19037 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19039 * gcc.c (process_command): Update copyright notice dates.
19040 * gcov.c (print_version): Likewise.
19041 * gcov-dump.c (print_version): Likewise.
19042 * mips-tfile.c (main): Likewise.
19043 * mips-tdump.c (main): Likewise.
19045 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19048 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19049 for composite type involving a zero-length array type.
19051 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19054 * function.c (match_asm_constraints_1): Skip over
19055 initial optional % in the constraint.
19057 PR inline-asm/39059
19058 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19059 supported, don't accept FIXED_CSTs.
19060 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19061 and _Sat is used without _Fract/_Accum. Set specs->type to
19062 integer_type_node for cts_fract/cts_accum if fixed point is not
19065 2009-02-02 Catherine Moore <clm@codesourcery.com>
19067 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19069 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19071 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19072 (ABI_HAS_64BIT_SYMBOLS): Use it.
19073 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19075 2009-02-02 Paul Brook <paul@codesourcery.com>
19077 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19079 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19081 PR inline-asm/39058
19082 * recog.h (asm_operand_ok): Add constraints argument.
19083 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19084 recurse on matching constraint.
19085 (check_asm_operands): Pass constraints as 3rd argument to
19086 asm_operand_ok. Don't look up matching constraint here.
19087 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19090 2009-02-02 Ben Elliston <bje@au.ibm.com>
19092 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19093 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19095 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19097 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19098 information. Remove some obsolete information. Reorganize.
19100 * config/pa/fptr.c: Revert license to GPL 2.
19101 * config/pa/milli64.S: Likewise.
19103 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19106 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19107 LIBRARY name in, instead of hard-coding it.
19108 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19109 extra target make frag to tmake_files according to EH model.
19110 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19111 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19112 frags that define makefile variable EH_MODEL appropriately.
19113 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19114 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19115 to "-sjlj" according to type of EH configured.
19116 (LIBGCC_SONAME): Concatenate it to shared library base name.
19117 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19118 to "_sjlj" according to type of EH configured.
19119 (LIBGCC_SONAME): Concatenate it to shared library base name.
19120 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19121 (SHLIB_LINK): Add missing semicolon to if-else construct.
19122 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19123 string value of "pe_dll" command-line option.
19124 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19125 (SHLIB_SONAME): Use it when overriding t-cygming default.
19126 (SHLIB_IMPLIB): Override t-cygming default.
19127 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19128 string value of "pe_dll" command-line option.
19130 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19133 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19134 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19136 2009-01-31 Richard Guenther <rguenther@suse.de>
19138 PR tree-optimization/38937
19139 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19140 computing the transitive closure.
19142 2009-01-30 Richard Guenther <rguenther@suse.de>
19144 PR tree-optimization/39041
19145 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19146 Propagate variable indices only if the types match for this stmt.
19148 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19151 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19152 inline but never defined.
19154 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19156 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19157 (*insv_h_di_reg_extimm): New insn.
19158 (*insv_l<mode>_reg_extimm): New insn.
19160 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19162 * config/picochip/picochip.c (flag_conserve_stack): set
19163 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19164 fconserve-stack. Reduce call-overhead used by inliner.
19166 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19169 * common.opt (flag_conserve_stack): Initialised to zero.
19171 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19174 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19175 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19178 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19180 * ira-color.c (allocno_reload_assign): Update comments.
19181 * regmove.c (regmove_optimize): Likewise.
19185 2009-01-29 Robert Millan <rmh@aybabtu.com>
19187 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19188 * config/i386/kopensolaris-gnu.h: New file. Undefine
19189 `MD_UNWIND_SUPPORT'.
19190 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19192 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19194 PR tree-optimization/39007
19195 * tree-loop-distribution.c (generate_builtin): Use
19196 recompute_dominator to compute the immediate dominator of the
19197 basic block just after the loop.
19199 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19201 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19202 (ASM_OUTPUT_DWARF_PCREL): Define.
19204 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19206 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19207 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19208 global. Modify entries about regmove and IRA.
19210 * ra-conflict.c: Remove the file.
19212 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19214 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19215 (pass_regclass_init): Rename to pass_reginfo_init.
19217 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19219 * toplev.h (flag_ira): Remove.
19221 * caller-save.c (setup_save_areas): Remove flag_ira.
19223 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19225 * global.c: Remove the file.
19227 * opts.c (decode_options): Remove flag_ira.
19229 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19231 * regmove.c: Modify file description.
19232 (find_use_as_address, try_auto_increment): Define them only if
19233 AUTO_INC_DEC is defined.
19234 (replacement_quality, replace_in_call_usage, fixup_match_1,
19235 stable_and_no_regs_but_for_p): Remove.
19236 (reg_set_in_bb): Make it static.
19237 (regmove_optimize): Remove flag_ira and code which worked for
19240 * local-alloc.c: Remove the file.
19242 * common.opt (fira): Remove.
19244 * ira.c: Include except.h.
19245 (eliminable_regset): Move from global.c.
19246 (mark_elimination): Ditto. Remove flag_ira.
19247 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19248 equiv_mem_modified, validate_equiv_mem_from_store,
19249 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19250 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19251 no_equiv, recorded_label_ref): Move from local-alloc.c.
19252 (update_equiv_regs): Ditto. Make it static.
19253 (print_insn_chain, print_insn_chains): Move it from global.c.
19254 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19255 (build_insn_chain): Ditto. Make it static.
19256 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19257 Rename to init_live_subregs.
19258 (gate_ira): Remove flag_ira.
19260 * regclass.c: Rename reginfo.c. Change file description.
19261 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19262 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19263 (init_reg_sets_1): Remove code for evaluation of
19264 reg_class_superclasses and losing_caller_save_reg_set.
19265 (init_regs): Remove init_reg_autoinc.
19266 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19267 ok_for_base_p_nonstrict): Remove.
19268 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19269 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19270 corresponding entries.
19271 (dump_regclass, record_operand_costs, scan_one_insn,
19272 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19273 record_address_regs, auto_inc_dec_reg_p): Remove.
19274 (gt-regclass.h): Rename to gt-reginfo.h.
19276 * rtl.h (dump_global_regs, retry_global_alloc,
19277 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19279 * Makefile.in (RA_H): Remove.
19280 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19281 Rename regclass.o to reginfo.o.
19282 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19284 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19285 (GTFILES): Rename regclass.c to reginfo.c.
19287 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19288 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19290 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19291 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19293 (finish_spills): Ditto. Remove code for !flag_ira.
19295 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19297 PR middle-end/35854
19298 * doc/invoke.texi (rtl debug options): Complete rewrite.
19299 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19301 * mode-switching.c (pass_mode_switching): Rename pass from
19302 "mode-sw" to "mode_sw".
19303 * except.c (pass_convert_to_eh_ranges): Rename pass from
19304 "eh-ranges" to "eh_ranges".
19305 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19309 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19310 Alexander Monakov <amonakov@ispras.ru>
19312 PR middle-end/38857
19313 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19315 (move_exprs_to_boundary): Change return type and pass through
19316 should_move from move_op. Relax assert. Update usage ...
19317 (schedule_expr_on_boundary): ... here. Use should_move instead of
19319 (move_op_orig_expr_found): Indicate that insn was disconnected from
19321 (code_motion_process_successors): Do not call after_merge_succs
19322 callback if original expression was not found when traversing any of
19324 (code_motion_path_driver): Change return type. Update prototype.
19325 (move_op): Update comment. Add a new parameter (should_move). Update
19326 prototype. Set *should_move based on indication provided by
19327 move_op_orig_expr_found.
19329 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19331 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19332 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19333 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19334 * config/rs6000/rs6000.c (rs6000_override_options): Default
19335 avoid-indexed-addresses on for Power6, off for everything else.
19336 (avoiding_indexed_address_p): New function.
19337 (rs6000_legitimize_address): Use it.
19338 (rs6000_legitimate_address): Likewise.
19339 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19341 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19343 PR tree-optimization/38997
19344 * tree-loop-distribution.c (generate_memset_zero): Use
19345 POINTER_PLUS_EXPR for a pointer addition.
19347 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19349 * config/s390/s390.md (bswap<mode>2): New pattern added.
19351 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19353 * config/s390/s390.md (*tls_load_31): Added type attribute.
19355 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19357 * config/s390/s390.md: Fix a few comments.
19359 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19361 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19362 (*tm<mode>_full): Fixed z10prop attribute.
19363 (*tst<mode>_extimm): Fixed z10prop attribute.
19364 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19365 (*tstqiCCT_cconly): Fixed z10prop attribute.
19366 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19367 (*movsi_larl): Fixed z10prop attribute.
19368 (*movsi_zarch): Fixed z10prop attribute.
19369 (*movsi_eas): Fixed z10prop attribute.
19370 (*movhi): Fixed z10prop attribute.
19371 (*movqi): Fixed z10prop attribute.
19372 (*movstrictqi): Fixed z10prop attribute.
19373 (*mov<mode>): Fixed z10prop attribute.
19374 (*movcc): Fixed z10prop attribute.
19375 (*sethighpartdi_64): Fixed z10prop attribute.
19376 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19377 (*negdi2_sign_cc): Fixed z10prop attribute.
19378 (*negdi2_sign): Fixed z10prop attribute.
19379 (*absdi2_sign_cc): Fixed z10prop attribute.
19380 (*absdi2_sign): Fixed z10prop attribute.
19381 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19382 (*negabsdi2_sign): Fixed z10prop attribute.
19383 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19384 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19385 (doloop_si64): Fixed z10prop attribute.
19386 (doloop_si31): Fixed z10prop attribute.
19387 (doloop_long): Fixed z10prop attribute.
19388 (indirect_jump): Fixed z10prop attribute.
19389 (nop): Fixed z10prop attribute.
19390 (main_base_64): Fixed z10prop attribute.
19391 (reload_base_64): Fixed z10prop attribute.
19393 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19395 PR rtl-optimization/38740
19396 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19398 * config/mips/mips.c (mips_reorg): Likewise.
19400 2009-01-28 Richard Guenther <rguenther@suse.de>
19402 PR tree-optimization/38926
19403 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19404 with the correct value id to a value.
19405 (do_regular_insertion): Use the value number of edoubleprime
19406 for the value number of the expr.
19409 2008-08-21 Richard Guenther <rguenther@suse.de>
19411 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19412 a PHI ask VN if it is already available.
19413 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19414 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19416 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19418 PR middle-end/38934
19419 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19420 set to varying whenever max has TREE_OVERFLOW set, similarly
19421 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19423 2009-01-28 Richard Guenther <rguenther@suse.de>
19425 PR middle-end/38908
19426 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19427 uninitialized aggregate uses in call arguments.
19429 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19431 PR tree-optimization/38984
19432 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19433 the nothing_id variable if -fno-delete-null-pointer-checks.
19435 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19438 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19439 (set_got_offset_rex64): Ditto.
19441 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19444 * doc/extend.texi: Improve local variable with asm reg.
19446 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19448 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19449 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19450 was not supplied then set warn_packed_bitfield_compat to the
19451 default value of 1.
19452 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19455 2009-01-27 Richard Guenther <rguenther@suse.de>
19457 PR tree-optimization/38503
19458 * cfgexpand.c (expand_gimple_basic_block): Ignore
19459 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19460 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19461 variables that cannot have TBAA applied.
19462 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19465 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19467 PR middle-end/38969
19468 * calls.c (initialize_argument_information): Do not wrap complex
19469 arguments in SAVE_EXPR.
19471 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19473 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19474 (INSTALL_LIBGCC): Revert typo commit.
19476 2009-01-26 Richard Guenther <rguenther@suse.de>
19478 PR tree-optimization/38745
19479 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19480 from special handling.
19482 2009-01-26 Richard Guenther <rguenther@suse.de>
19484 PR tree-optimization/38745
19485 * tree-ssa.c (execute_update_addresses_taken): Do not include
19486 variables that cannot possibly be a register in not_reg_needs.
19487 Do not clear TREE_ADDRESSABLE on vars that may not become
19489 * tree-ssa.c (update_alias_info_1): Include those in the set
19490 of addressable vars.
19492 2009-01-26 Richard Guenther <rguenther@suse.de>
19494 PR middle-end/38851
19495 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19496 * tree-ssa-dse.c: Include langhooks.h
19497 (execute_simple_dse): Remove stores with zero size.
19499 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19502 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19505 2009-01-24 Julian Brown <julian@codesourcery.com>
19507 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19508 config/arm/linux-atomic.c.
19509 * config/arm/linux-atomic.c: New.
19511 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19513 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19514 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19515 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19517 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19520 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19523 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19525 PR tree-optimization/38953
19526 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19527 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19528 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19529 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19532 2009-01-24 Paul Brook <paul@codesourcery.com>
19534 * config/arm/neon.md (neon_type): Move to arm.md.
19535 (neon_mov<VSTRUCT>): Add neon_type attribute.
19536 * config/arm/arm.md (neon_type): Move to here.
19537 (conds): Add "unconditioal" and use as default for NEON insns.
19539 2009-01-24 Ben Elliston <bje@au.ibm.com>
19541 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19542 void *' warning from -Wc++-compat.
19543 * Makefile.in (dominance.o-warn): Remove.
19545 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19547 PR tree-optimization/38932
19548 * fold-const.c (fold_unary_ignore_overflow): New.
19549 * tree.h (fold_unary_ignore_overflow): Declare.
19550 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19551 * tree-ssa-sccvn.c (visit_reference_op_load,
19552 simplify_unary_expression): Likewise.
19554 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19556 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19557 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19558 regardless of their type.
19559 * c-common.c (handle_packed_attribute): Don't ignore packed on
19561 * c.opt (Wpacked-bitfield-compat): New warning option.
19562 * stor-layout.c (place_field): Warn if offset of a field changed.
19563 * doc/extend.texi (packed): Mention the ABI change.
19564 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19565 (Warning Options): Add it to the list.
19567 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19569 * c-opts.c (c_common_post_options): Fix a typo in comments.
19571 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19573 PR middle-end/38615
19574 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19575 variables to static.
19576 * doc/invoke.texi (-fmerge-all-constants): Update description.
19578 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19581 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19582 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19584 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19586 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19588 (LOCAL_ALIGNMENT): Similarly.
19590 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19591 Joseph Myers <joseph@codesourcery.com>
19593 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19594 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19595 * config/arm/arm-tune.md: Regenerate.
19596 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19599 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19601 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19602 version number to five.
19604 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19607 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19608 * c-common.c (set_underlying_type): Likewise.
19609 (is_typedef_decl ): Likewise
19611 (set_underlying_type): Likewise.
19612 (is_typedef_type): Likewise.
19614 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19616 PR middle-end/38587
19617 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19620 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19623 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19624 (LIBGCC_SPEC): Don't define.
19625 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19627 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19629 PR rtl-optimization/38879
19630 * alias.c (base_alias_check): Unaligned access via AND address can
19631 alias all surrounding object types except those with sizes equal
19632 or wider than the size of unaligned access.
19634 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19637 * c-decl.c (clone_underlying_type): Move this ...
19638 * c-common.c (set_underlying_type): ... here.
19639 Also, make sure the function properly sets TYPE_STUB_DECL() on
19640 the newly created typedef variant type.
19641 (is_typedef_decl ): New entry point.
19642 * tree.h: Added a new member member_types_needing_access_check to
19643 struct tree_decl_non_common.
19644 (set_underlying_type): New entry point.
19645 (is_typedef_type): Likewise.
19647 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19649 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19650 Check whether two instructions have memory references that
19651 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19652 are helper functions for traversing.
19653 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19654 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19655 not to draw dependency edge for instructions with non-conflicting
19658 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19661 * longlong.h: Update copyright years. Use soft-fp license notice.
19662 Sync __clz_tab declaration with glibc.
19664 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19667 * doc/extend.texi (syscall_linkage): New.
19668 (version_id): Modify.
19670 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19671 Richard Guenther <rguenther@suse.de>
19673 PR tree-optimization/38747
19674 PR tree-optimization/38748
19675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19676 conversion if the base address is an indirect reference and the
19677 aliasing sets could cause issues.
19679 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19681 * common.opt (fgraphite, fgraphite-identity): Add comment for
19682 explaining why these options are not documented.
19684 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19686 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19687 gimple_call_lhs is NULL.
19689 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19692 * emit-rtl.c (adjust_address_1): Make sure memref is never
19695 2009-01-20 Ben Elliston <bje@au.ibm.com>
19697 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19698 const qualifier from arg parameter. Remove unnecessary cast to char *.
19699 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19700 const qualifier from arg 2.
19702 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19704 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19706 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19709 * rtl.h (reinit_regs): New prototype.
19710 * regclass.c: Include ira.h.
19711 (reinit_regs): New.
19712 * Makefile.in (regclass.o): Add ira.h.
19713 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19715 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19718 * c-common.c (handle_aligned_attribute): Use
19719 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19720 default alignment value.
19722 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19724 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19725 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19727 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19728 __BIGGEST_ALIGNMENT__.
19730 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19732 2009-01-18 Richard Guenther <rguenther@suse.de>
19734 PR tree-optimization/38819
19735 * tree-flow.h (operation_could_trap_helper_p): Declare.
19736 * tree-eh.c (operation_could_trap_helper_p): Export.
19737 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19738 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19739 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19740 are about to insert a possibly trapping instruction and fail
19743 2009-01-18 Andreas Schwab <schwab@suse.de>
19745 * doc/install.texi (Configuration): Remove obsolete paragraph
19746 about use of --with-gnu-ld with --with-gnu-as.
19748 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19750 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19751 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19752 Follow spelling conventions.
19754 2009-01-18 Ben Elliston <bje@au.ibm.com>
19756 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19757 C++ warning about implicit conversion from void * to struct
19759 (bitmap_obstack_free): Likewise for bitmap_element *.
19760 * Makefile.in (bitmap.o-warn): Remove.
19762 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19764 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19766 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19767 Tobias Grosser <tobi.grosser@amd.com>
19769 * graphite.c (graphite_trans_scop_block): Do not block single
19772 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19774 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19775 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19776 test with assertion.
19778 2009-01-16 Richard Guenther <rguenther@suse.de>
19780 PR tree-optimization/38835
19781 PR middle-end/36227
19782 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19783 and INT + PTR -> (INT)(PTR p+ INT) folding.
19784 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19786 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19789 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19790 the subreg from a lowpart subreg if it is also casting the value.
19792 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19793 Tobias Grosser <tobi.grosser@amd.com>
19795 * graphite.c (compare_prefix_loops): New.
19796 (build_scop_canonical_schedules): Rewritten.
19797 (graphite_transform_loops): Move build_scop_canonical_schedules
19798 after build_scop_iteration_domain.
19800 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19801 Tobias Grosser <tobi.grosser@amd.com>
19803 * graphite.c (add_conditions_to_domain): Add the loops to
19804 the dimension of the iteration domain. Do copy the domain
19805 only when it exists.
19806 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19807 (add_conditions_to_constraints): New.
19808 (can_generate_code_stmt, can_generate_code): Removed.
19809 (gloog): Do not call can_generate_code.
19810 (graphite_transform_loops): Call add_conditions_to_constraints
19811 after building the iteration domain.
19813 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19815 PR tree-optimization/38789
19816 * tree-ssa-threadedge.c
19817 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19818 __builtin_constant_p.
19820 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19822 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19823 examined before deleting them.
19825 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19827 * function.c (aggregate_value_p): Correctly extract the function
19828 type from CALL_EXPR_FN lookup.
19830 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19832 * config/picochip/picochip.c (picochip_override_options): Revert
19833 CFI asm flag disable commited previously.
19835 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19836 Tobias Grosser <tobi.grosser@amd.com>
19837 Jan Sjodin <jan.sjodin@amd.com>
19839 * graphite.c (scan_tree_for_params): On substractions negate
19840 all the coefficients of the term.
19841 (clast_to_gcc_expression_red): New. Handle reduction expressions
19842 of more than two operands.
19843 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19844 (get_vdef_before_scop): Handle also the case of default definitions.
19846 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19848 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19849 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19850 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19852 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19853 Joey Ye <joey.ye@intel.com>
19855 PR middle-end/37843
19856 * cfgexpand.c (expand_stack_alignment): Don't update stack
19857 boundary nor check incoming stack boundary here.
19858 (gimple_expand_cfg): Update stack boundary and check incoming
19859 stack boundary here.
19861 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19863 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19865 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19867 PR rtl-optimization/38245
19868 * calls.c (expand_call): Add stack arguments to
19869 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19870 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19871 in regs and partially in memory or BLKmode arguments.
19872 (emit_library_call_value_1): Add stack arguments to
19873 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19874 ACCUMULATE_OUTGOING_ARGS).
19875 * dce.c: Include tm_p.h.
19876 (find_call_stack_args): New function.
19877 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19879 (mark_insn): Call find_call_stack_args for CALL_Ps.
19880 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19881 forwards. Allocate and free arg_stores bitmap if needed, pass it
19882 down to deletable_insn_p, don't mark stores set in arg_stores
19883 bitmap, clear the bitmap at the beginning of each bb.
19884 * Makefile.in (dce.o): Depend on $(TM_P_H).
19886 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19889 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19890 to make sure the insn is a conditional test (bug 22599). Reformat a
19893 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19895 PR middle-end/38431
19896 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19897 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19898 (gloog): Do not call cleanup_tree_cfg.
19899 (graphite_transform_loops): Call cleanup_tree_cfg after all
19900 scops have been code generated.
19902 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19903 * doc/gty.texi (Invoking the garbage collector): Added new node
19904 and section documenting ggc_collect.
19906 2009-01-14 Richard Guenther <rguenther@suse.de>
19908 PR tree-optimization/38826
19909 PR middle-end/38477
19910 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19911 initialization notes only if we actually emitted a warning.
19912 (intra_create_variable_infos): Add constraints for a result decl
19913 that is passed by hidden reference.
19914 (build_pred_graph): Mark all related variables non-direct on
19917 2009-01-14 Nick Clifton <nickc@redhat.com>
19919 * ira-conflicts.c: Include addresses.h for the definition of
19921 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19922 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19924 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19927 * Makefile.in (ira-lives.o): Add except.h.
19929 * ira-lives.c: Include except.h.
19930 (process_bb_node_lives): Process can_throw_internal.
19932 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19934 PR rtl-optimization/38774
19935 * combine.c (simplify_set): When undoing cc_use change, don't do
19936 PUT_CODE on the newly created comparison, but instead put back the
19939 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19941 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19942 values. Remove duplicate arm8 entry.
19944 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19946 PR tree-optimization/38786
19947 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19948 the SSA_NAME case of expand_scalar_variables_expr.
19949 Set the type of an expression to the type of its assign statement.
19950 (expand_scalar_variables_expr): Also gather the scalar computation
19951 used to index the memory access. Do not pass loop_p.
19952 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19953 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19954 the gimple_stmt_iterator where it inserts new code.
19955 Do not pass loop_p.
19956 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19957 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19959 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19961 * graphite.h (debug_value): Removed.
19962 * graphite.c (debug_value): Removed.
19964 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19966 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19967 ldrd/strd with two 32-bit instructions.
19969 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19971 * config/arm/arm.c (struct processors): Pass for speed down into
19972 cost helper functions.
19973 (const_ok_for_op): Handle COMPARE and inequality nodes.
19974 (arm_rtx_costs_1): Rewrite.
19975 (arm_size_rtx_costs): Update prototype.
19976 (arm_rtx_costs): Pass speed down to helper functions.
19977 (arm_slowmul_rtx_costs): Rework cost calculations.
19978 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19979 (arm_9e_rtx_costs): Likewise.
19981 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19983 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19984 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19985 (alpha_legitimize_address): Do not split local symbols wider than
19986 UNITS_PER_WORD into HIGH/LO_SUM parts.
19988 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19991 * gcc.c (process_command): Replace call to execvp with calls
19992 to pex_one and exit.
19994 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19997 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19998 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19999 variant for devices with 3-byte PC.
20000 (__tablejump_elpm__): New.
20002 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20005 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20006 offsetof member-designator, handle it as `[0].'.
20008 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20010 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20011 function when not using named sections on targets with named sections
20012 if branch distance is less than 262132.
20014 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20016 * combine.c (combine_instructions): Recompute
20017 optimize_this_for_speed_p for each BB in the main combine loop.
20019 2009-01-12 Tomas Bily <tbily@suse.cz>
20022 * tree-loop-distribution.c (prop_phis): New function.
20023 (generate_builtin): Call prop_phis.
20024 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20026 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20028 PR tree-optimization/38807
20029 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20030 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20032 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20034 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20035 subreg of op0 to the original op0.
20037 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20039 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20041 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20044 * mips-tfile.c (parse_def): Fix parsing of def strings
20045 starting with digits.
20047 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20050 * config/arm/arm.c (arm_is_long_call_p): Don't call
20051 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20053 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20055 * regrename.c (regrename_optimize): Fix dumping.
20056 (find_oldest_value_reg): Preserve REG_POINTER.
20057 (copy_hardreg_forward_1): Likewise.
20059 2009-01-09 Diego Novillo <dnovillo@google.com>
20061 * gimple.h (struct gimple_statement_base) <uid>: Document
20062 the restrictions on its use.
20063 (gimple_uid): Tidy.
20064 (gimple_set_uid): Tidy.
20066 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20068 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20069 zero guard even if align_bytes != 0 and count is smaller than
20072 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20074 PR rtl-optimization/38495
20075 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20076 (add_range_and_copies_from_move_list): Print all added ranges.
20077 Add ranges to memory optimized destination.
20079 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20083 * config/i386/i386.c (override_options): Reject
20084 -mstringop-strategy=rep_8byte with -m32.
20085 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20086 to 1. Do count comparison against epilogue_size_needed at compile
20087 time even when count_exp was constant forced into register. For
20088 size_needed don't jump to epilogue, instead just avoid aligning
20089 and invoke the body algorithm. If need_zero_guard, add zero guard
20090 even if count is non-zero, but smaller than size_needed + number of
20091 bytes that could be stored for alignment.
20092 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20093 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20094 but smaller than size_needed + number of bytes that could be stored
20095 for alignment. Compare size_needed with epilogue_size_needed instead
20096 of desired_align - align, don't adjust size_needed, pass
20097 epilogue_size_needed to the epilogue expanders.
20100 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20102 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20104 * pa.c (last_address): Change to unsigned.
20105 (update_total_code_bytes): Change argument to unsigned. Don't
20106 check if insn addresses are set.
20107 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20108 addresses are not set.
20109 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20111 2009-01-09 Nick Clifton <nickc@redhat.com>
20113 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20114 DECL_DECLARED_INLINE_P.
20116 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20118 PR middle-end/38347
20119 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20120 GET_MODE (op0) in operand_subword_force calls.
20122 PR middle-end/38771
20123 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20124 fold_convert arg0 operands to TREE_TYPE (op0) first.
20126 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20128 * params.def (ira-max-conflict-table-size): Decrease default value
20131 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20133 PR tree-optimization/37031
20134 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20136 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20137 allocate it using gc instead of heap, use VEC_quick_push instead of
20139 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20140 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20141 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20142 allocated vector from heap allocated.
20143 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20144 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20145 vector only after perfect_loop_nest_depth call.
20147 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20148 Jan Sjodin <jan.sjodin@amd.com>
20150 PR tree-optimization/38559
20151 * graphite.c (debug_value, copy_constraint,
20152 swap_constraint_variables, scale_constraint_variable, ): New.
20153 (get_lower_bound, get_upper_bound): Removed.
20154 (graphite_trans_bb_strip_mine): Clean up this code that works
20155 only for constant number of iterations. Fully copy upper and
20156 lower bound constraints, not only the constant part of them.
20157 * graphite.h (debug_value): Declared.
20159 2009-01-08 Ira Rosen <irar@il.ibm.com>
20161 PR tree-optimization/37194
20162 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20163 Don't add the cost of cost model guard in prologue to scalar
20164 outside cost in case of known number of iterations.
20166 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20167 Alan Modra <amodra@bigpond.net.au>
20169 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20170 non-word-aligned REG+CONST addressing.
20172 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20175 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20176 free_after_compilation when outputting a thunk.
20177 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20178 Do not call free_after_compilation here.
20180 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20182 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20183 (ix86_valid_target_attribute_inner_p): Ditto.
20185 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20187 PR tree-optimization/38492
20188 PR tree-optimization/38498
20189 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20190 * tree-chrec.h (scev_is_linear_expression): Declared.
20191 * graphite.c (graphite_cannot_represent_loop_niter): New.
20192 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20193 (graphite_loop_normal_form): Use gcc_assert.
20194 (scan_tree_for_params): Use CASE_CONVERT.
20195 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20196 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20197 Use gcc_assert. Discard scops that contain unhandled cases.
20198 (build_scop_conditions): Return a boolean status for unhandled cases.
20199 (strip_mine_profitable_p): Print the loop number, not its depth.
20200 (is_interchange_valid): Pass the depth of the loop nest, don't
20201 recompute it wrongly.
20202 (graphite_trans_bb_block): Same.
20203 (graphite_trans_bb_block): Print tentative of loop blocking.
20204 (graphite_trans_scop_block): Do not print that the loop has been
20206 (graphite_transform_loops): Do not handle scops that contain condition
20209 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20211 AVX Programming Reference (December, 2008)
20212 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20213 (_mm256_stream_pd): Likewise.
20214 (_mm256_stream_ps): Likewise.
20216 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20217 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20218 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20219 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20220 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20221 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20222 (ix86_expand_special_args_builtin): Likewise.
20224 * config/i386/sse.md (AVXMODEDI): New.
20225 (avx_movnt<mode>): Likewise.
20226 (avx_movnt<mode>): Likewise.
20227 (<sse>_movnt<mode>): Remove AVX support.
20228 (sse2_movntv2di): Likewise.
20230 2009-01-07 Richard Guenther <rguenther@suse.de>
20232 PR middle-end/38751
20233 * fold-const.c (extract_muldiv): Remove obsolete comment.
20234 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20235 to PLUS_EXPR canonicalization for the canonicalization.
20237 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20239 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20240 hosted cross-compilers generating less efficient code.
20242 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20244 * function.h (rtl_data): Add a dbr_scheduled_p field.
20245 * reorg.c (dbr_schedule): Set it.
20246 (gate_handle_delay_slots): Check it.
20247 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20248 (mips_reorg): Check flag_delayed_branch instead of
20249 mips_base_delayed_branch.
20250 (mips_override_options): Don't set mips_base_delayed_branch
20251 or flag_delayed_branch.
20253 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20255 PR rtl-optimization/38426.
20256 * ira.c (ira): Set current_function_is_leaf earlier.
20258 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20260 PR rtl-optimization/38722
20261 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20262 too early, only set a flag and modify after last possible
20265 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20268 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20269 * real.c (decimal_single_format): Correct values of emin and emax.
20270 (decimal_double_format): Ditto.
20271 (decimal_quad_format): Ditto.
20272 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20273 computation of DECnn_MIN and DECnn_MAX for corrected values of
20274 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20275 __DECnn_MIN__, and adjust its computation for the corrected value
20278 2009-01-06 Jan Hubicka <jh@suse.cz>
20281 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20283 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20285 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20286 Add Robert Clark to the list of testers.
20288 2009-01-06 Jan Hubicka <jh@suse.cz>
20289 Kai Tietz <kai.tietz@onevision.com>
20291 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20292 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20294 2009-01-06 Jan Hubicka <jh@suse.cz>
20295 Kai Tietz <kai.tietz@onevision.com>
20297 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20299 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20300 (ix86_nsaved_regs): Count only general purpose regs.
20301 (ix86_nsaved_sseregs): New.
20302 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20303 to 16 for w64; compute padding and size of sse reg save area.
20304 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20305 general purpose regs.
20306 (ix86_emit_save_sse_regs_using_mov): New.
20307 (ix86_expand_prologue): Save SSE regs if needed.
20308 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20309 (ix86_emit_restore_sse_regs_using_mov): New.
20310 (ix86_expand_epilogue): Save SSE regs if needed.
20312 2009-01-06 Jan Hubicka <jh@suse.cz>
20313 Kai Tietz <kai.tietz@onevision.com>
20315 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20316 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20317 functions when accumulate outgoing args is off.
20319 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20322 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20323 before using pseudos_have_intersected_live_ranges_p.
20325 * ira-int.h (ira_assert): Always define.
20327 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20329 AVX Programming Reference (December, 2008)
20330 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20331 (_mm256_permute2_pd): Likewise.
20332 (_mm_permute2_ps): Likewise.
20333 (_mm256_permute2_ps): Likewise.
20334 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20335 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20337 * config/i386/i386.c (ix86_builtins): Remove
20338 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20339 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20340 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20341 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20342 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20343 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20344 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20345 __builtin_ia32_vpermil2ps256.
20346 (ix86_init_mmx_sse_builtins): Updated.
20347 (ix86_expand_args_builtin): Likewise.
20349 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20351 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20352 long absolute calls when generating PA 2.0 code.
20354 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20356 PR rtl-optimization/38583
20357 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20359 * params.def (ira-max-conflict-table-size): New.
20361 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20363 * ira.h (ira_conflicts_p): New external definition.
20365 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20366 table. Report this. Return result of building.
20367 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20368 building conflict table.
20370 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20371 (ira_color): Use ira_conflicts_p.
20373 * global.c: Include ira.h.
20374 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20377 * Makefile.in (global.o): Add ira.h.
20379 * ira-build.c (mark_all_loops_for_removal,
20380 propagate_some_info_from_allocno): New.
20381 (remove_unnecessary_allocnos): Call
20382 propagate_some_info_from_allocno.
20383 (remove_low_level_allocnos): New.
20384 (remove_unnecessary_regions): Add parameter. Call
20385 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20386 parameter to remove_unnecessary_regions.
20387 (ira_build): Remove all regions but root if the conflict table was
20388 not built. Update conflict hard regs for allocnos crossing calls.
20390 * ira.c (ira_conflicts_p): New global.
20391 (ira): Define and use ira_conflicts_p.
20393 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20394 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20395 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20397 2009-01-06 Ben Elliston <bje@au.ibm.com>
20399 * gengtype-lex.l (YY_NO_INPUT): Define.
20401 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20404 * c-common.c (handle_vector_size_attribute): Also reject
20405 BOOLEAN_TYPE types.
20407 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20409 PR tree-optimization/38492
20410 * graphite.c (rename_map_elt, debug_rename_elt,
20411 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20412 rename_map_elt_info, eq_rename_map_elts,
20413 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20414 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20415 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20416 (sese_build_livein_liveouts): New.
20417 (new_sese, free_sese): New.
20418 (new_scop): Call new_sese.
20419 (free_scop): Call free_sese.
20420 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20421 (register_old_new_names): Renamed register_old_and_new_names.
20422 (register_scop_liveout_renames, add_loop_exit_phis,
20423 insert_loop_close_phis, struct igp,
20424 default_liveout_before_guard, add_guard_exit_phis,
20425 insert_guard_phis, copy_renames): New.
20426 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20427 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20428 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20429 (scop_adjust_phis_for_liveouts): New.
20430 (gloog): Call scop_adjust_phis_for_liveouts.
20432 * graphite.h (struct sese): Documented. Added fields liveout,
20433 num_ver and livein.
20434 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20435 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20436 (struct scop): Added field liveout_renames.
20437 (SCOP_LIVEOUT_RENAMES): New.
20439 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20441 PR tree-optimization/38510
20442 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20443 (translate_clast): Call recompute_all_dominators before
20445 (gloog): Call recompute_all_dominators before graphite_verify.
20447 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20448 Jan Sjodin <jan.sjodin@amd.com>
20450 PR tree-optimization/38500
20451 * graphite.c (create_sese_edges): Call fix_loop_structure after
20454 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20456 * config.gcc: Add m32r*-*-rtems*.
20457 * config/m32r/rtems.h: New file.
20459 2009-01-05 Ben Elliston <bje@au.ibm.com>
20461 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20462 (.po.pox): Likewise.
20463 (po/gcc.pot): Likewise.
20465 2009-01-04 David S. Miller <davem@davemloft.net>
20467 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20468 (STARTING_FRAME_OFFSET): Always set to zero.
20470 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20472 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20473 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20474 fixed-point types, and vectors of the same.
20476 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20478 * config/mips/sync.md (*mb_barrier): Rename to...
20479 (*memory_barrier): ...this.
20481 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20483 * doc/extend.texi (Function Attributes): Move @cindex after @item
20484 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20485 and put in alphabetical order. Fix 'target' name and put in order.
20486 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20489 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20491 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20492 (memory_barrier): Expand as unspec instead of unspec_volatile.
20493 Remove mem:BLK from insn operands. Use Pmode scratch register.
20494 (*memory_barrier): Define as unspec instead of unspec_volatile.
20495 Use (match_dup 0) as input operand.
20497 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20498 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20499 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20500 scratch register. Remove operand 1.
20501 (*stbar): Define as unspec instead of unspec_volatile.
20502 Use (match_dup 0) as input operand, remove (const_int 8).
20503 (*membar): Define as unspec instead of unspec_volatile.
20504 Use (match_dup 0) as input operand, remove input operand 2.
20506 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20507 (memory_barrier): Expand as unspec instead of unspec_volatile.
20508 Remove mem:BLK from insn operands. Use Pmode scratch register.
20509 (*memory_barrier): Define as unspec instead of unspec_volatile.
20510 Use (match_dup 0) as input operand.
20512 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20513 Remove mem:BLK from insn operands. Use Pmode scratch register.
20514 Set volatile flag on operand 0.
20515 (*memory_barrier): New insn pattern.
20517 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20519 (*memory_barrier): Use (match_dup 0) as input operand.
20521 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20522 Remove mem:BLK from insn operands. Use Pmode scratch register.
20523 Set volatile flag on operand 0.
20524 (*mb_internal): New insn pattern.
20526 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20528 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20530 PR middle-end/38586
20531 * function.c (struct temp_slot): Move to the section of the file
20532 that deals with temp slots. Remove field 'address'.
20533 (temp_slot_address_table): New hash table of address -> temp slot.
20534 (struct temp_slot_address_entry): New struct, items for the table.
20535 (temp_slot_address_compute_hash, temp_slot_address_hash,
20536 temp_slot_address_eq, insert_temp_slot_address): Support functions
20538 (find_temp_slot_from_address): Rewrite to use the new hash table.
20539 (remove_unused_temp_slot_addresses): Remove addresses of temp
20540 slots that have been made available.
20541 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20542 worker function for remove_unused_temp_slot_addresses.
20543 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20544 Add the temp slot address to the address -> temp slot map.
20545 (update_temp_slot_address): Update via insert_temp_slot_address.
20546 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20547 (pop_temp_slots): Likewise.
20548 (init_temp_slots): Allocate the address -> temp slot map, or empty
20549 the map if it is already allocated.
20550 (prepare_function_start): Initialize temp slot processing.
20552 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20554 PR middle-end/38584
20555 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20556 Calculate the size of all stack vars assuming no packing of stack
20557 vars will happen, replacing a quadratic algorithm with a linear one.
20559 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20562 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20565 2009-01-03 Diego Novillo <dnovillo@google.com>
20567 * doc/contrib.texi: Update contributions.
20569 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20572 * builtins.c (fold_builtin_memory_op): Give up if either operand
20573 is volatile. Set srctype or desttype to non-qualified version
20577 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20578 and FUNCTION_DECLs.
20580 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20582 PR rtl-optimization/35805
20583 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20584 problem if fast dce is able to remove any instructions.
20585 * dce.c (dce_process_block): Fix dump message.
20587 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20590 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20592 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20594 PR middle-end/38690
20595 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20596 * tree-pretty-print.c (op_code_prio): New function.
20597 (op_prio): No longer static. Use op_code_prio.
20598 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20599 Use op_prio and op_code_prio to determine if () should be
20600 printed around operand(s) or not.
20602 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20603 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20604 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20605 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20606 pp_character instead of pp_string for single letter printing.
20608 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20610 * doc/extend.texi: Fix '#pragma GCC option' typo.
20612 2009-01-02 Richard Guenther <rguenther@suse.de>
20614 * doc/install.texi (--enable-checking): Mention different
20615 default for stage1.
20616 (--enable-stage1-checking): Document.
20618 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20620 PR middle-end/30142
20621 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20622 case to be an error.
20624 2009-01-02 Ben Elliston <bje@au.ibm.com>
20626 * config/fp-bit.h (pack_d): Constify argument.
20627 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20628 (isnan): Constify argument.
20630 (iszero): Likewise.
20631 (pack_d): Likewise.
20632 (_fpadd_parts): Constify return type.
20633 (_fpmul_parts): Likewise.
20634 (_fpdiv_parts): Likewise.
20636 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20639 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20640 warn about overwriting initializer with side-effects or
20641 -Woverride-init if !IMPLICIT.
20642 (output_init_element): Likewise. Pass IMPLICIT down to
20644 (process_init_element): Add IMPLICIT argument. Pass it down
20645 to output_init_element.
20646 (push_init_element, pop_init_level, set_designator): Adjust
20647 process_init_element callers.
20648 (set_nonincremental_init, set_nonincremental_init_from_string):
20649 Adjust add_pending_init callers.
20650 (output_pending_init_elements): Adjust output_init_element callers.
20651 * c-tree.h (process_init_element): Adjust prototype.
20652 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20653 process_init_element callers.
20656 Copyright (C) 2009 Free Software Foundation, Inc.
20658 Copying and distribution of this file, with or without modification,
20659 are permitted in any medium without royalty provided the copyright
20660 notice and this notice are preserved.