1 2009-10-29 Michael Matz <matz@suse.de>
3 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
4 (gate_convert_to_rsqrt): Ditto.
5 (pass_convert_to_rsqrt): Ditto.
6 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
7 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
10 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
12 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14 * config/arm/arm.c (find_best_start): Fix type of remainder to be
17 2009-10-29 Martin Jambor <mjambor@suse.cz>
19 PR tree-optimization/41775
20 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
21 (generate_subtree_copies): Do not unshare agg.
22 (load_assign_lhs_subreplacements): Do not unshare rhs.
23 (sra_modify_assign): Do not unshare exprs.
24 (propagate_subacesses_accross_link): Renamed to
25 propagate_subaccesses_across_link.
27 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
29 * arm.c (count_insns_for_constant): Rework to support counting for
30 thumb2 immediates as well.
31 (find_best_start): Split out from arm_gen_constant.
32 (arm_gen_constant): Rework to support XOR with immediate.
34 2009-10-29 Chao-ying Fu <fu@mips.com>
36 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
38 (mips_expand_synci_loop): Use the length rtx to control the
39 synci loop from the begin rtx that points to the first byte of
42 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
44 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
46 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
48 * dbxout.c (dbxout_common_check): Accept non public trees.
49 * dwarf2out.c (fortran_common): Accept non public trees.
51 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
53 * common.opt (fuse-linker-plugin): New option.
54 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
56 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
58 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
60 PR rtl-optimization/39715
61 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
62 (gen_cstoresi_ltu_thumb1): New splitter.
64 2009-10-28 Richard Guenther <rguenther@suse.de>
68 * tree-ssa.c (useless_type_conversion_p): Do not treat
69 conversions to pointers to incomplete types as useless.
70 * gimple.c (gimple_types_compatible_p): Compare struct tags,
73 2009-10-28 Jakub Jelinek <jakub@redhat.com>
75 * var-tracking.c (emit_note_insn_var_location): Don't call the second
76 vt_expand_loc unnecessarily when location is not a register nor
80 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
81 fields don't have DECL_NAME.
84 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
85 call convert_memory_address on addr.
88 * config/i386/i386.c (ix86_pic_register_p): Don't call
89 rtx_equal_for_cselib_p for VALUEs discarded as useless.
91 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
93 * var-tracking.c (emit_note_insn_var_location): Get the mode of
94 a variable part from its REG, MEM or VALUE.
96 2009-10-28 Richard Guenther <rguenther@suse.de>
98 * gimple.c (gimple_get_alias_set): Fix comment typo.
100 2009-10-28 Richard Guenther <rguenther@suse.de>
102 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
103 (free_lang_data): Unconditionally compute alias sets for all
104 standard integer types. Bail out if gate bailed out previously.
105 Do not reset the types_compatible_p langhook.
106 (gate_free_lang_data): Remove.
107 (struct pass_ipa_free_lang_data): Enable unconditionally.
108 * gimple.c (gimple_get_alias_set): Use the same alias-set for
111 2009-10-28 Richard Guenther <rguenther@suse.de>
114 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
115 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
116 (call_may_clobber_ref_p_1): Likewise.
117 * tree-ssa-structalias.c (find_func_aliases): Likewise.
118 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
120 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
122 PR rtl-optimization/41812
125 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
127 * df-problems.c (df_md_scratch): New.
128 (df_md_alloc, df_md_free): Allocate/free it.
129 (df_md_local_compute): Only include live registers in init.
130 (df_md_transfer_function): Prune the in-set computed by
131 the confluence function, and the gen-set too.
133 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
135 PR rtl-optimization/39715
136 * combine.c (simplify_comparison): Use extensions to
137 widen comparisons. Try an ANDing first.
139 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
141 PR rtl-optimization/40741
142 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
143 a small constant is cheap.
144 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
145 force_reg on the LHS.
146 (xorsi3): Likewise, and split the XOR if the constant is complex
147 and not in Thumb mode.
149 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
151 * expmed.c (emit_store_flag): Check costs before
152 transforming to the opposite representation.
154 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
156 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
157 cstore result to DImode.
159 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
161 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
162 inside the unspec vector.
164 2009-10-27 Richard Henderson <rth@redhat.com>
166 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
168 2009-10-27 Richard Henderson <rth@redhat.com>
171 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
172 eh_region_may_contain_throw; update users.
173 (eh_region_may_contain_throw): New function.
174 (lower_catch): Check flag_exceptions before creating exception region.
175 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
176 (lower_cleanup): Tidy existing flag_exceptions check to match.
178 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
181 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
182 * config/i386/mingw.opt: Add fset-stack-executable.
183 * config/i386/i386.c (ix86_trampoline_init): Make call to
184 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
185 defined and its value is not zero.
188 2009-10-27 Richard Guenther <rguenther@suse.de>
190 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
191 handle calls to externally visible functions like in regular mode.
192 (create_variable_info_for): Do not create function infos here.
193 (have_alias_info): Remove write-only variable.
194 (solve_constraints): New function split out from common code
195 in compute_points_to_sets and ipa_pta_execute.
196 (compute_points_to_sets): Adjust.
197 (ipa_pta_execute): Likewise. Handle clones and externally visible
198 functions like in non-IPA mode.
200 2009-10-27 Jakub Jelinek <jakub@redhat.com>
203 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
206 2009-10-27 Richard Guenther <rguenther@suse.de>
208 * tree-complex.c (expand_complex_div_wide): Check for
209 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
211 2009-10-27 Revital Eres <eres@il.ibm.com>
213 PR tree-optimization/40648
214 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
215 Change decision of when to peel for alignment.
217 2009-10-27 Richard Guenther <rguenther@suse.de>
220 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
222 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
225 * fold-const.c (fold_binary_loc): Do not call
226 protected_set_expr_location.
228 2009-10-27 Wei Guozhi <carrot@google.com>
231 * target.h (have_conditional_execution): Add a new target hook
233 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
234 * targhooks.h (default_have_conditional_execution): Likewise.
235 * targhooks.c (default_have_conditional_execution): Likewise.
236 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
237 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
238 (arm_have_conditional_execution): New function.
239 * ifcvt.c (noce_process_if_block, find_if_header,
240 cond_exec_find_if_block, dead_or_predicable): Change the usage of
241 macro HAVE_conditional_execution to a target hook call.
242 * recog.c (peephole2_optimize): Likewise.
243 * sched-rgn.c (add_branch_dependences): Likewise.
244 * final.c (asm_insn_count, final_scan_insn): Likewise.
245 * bb-reorder.c (HAVE_conditional_execution): Remove it.
247 2009-10-26 Ben Elliston <bje@au.ibm.com>
248 Michael Meissner <meissner@linux.vnet.ibm.com>
249 Ulrich Weigand <uweigand@de.ibm.com>
251 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
252 * config/spu/spu_cache.h: New file.
254 * config/spu/cachemgr.c: New file.
255 * config/spu/cache.S: New file.
257 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
258 (ADDR_SPACE_EA): Define.
259 (TARGET_ADDR_SPACE_KEYWORDS): Define.
260 * config/spu/spu.c (EAmode): New macro.
261 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
262 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
263 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
264 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
265 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
266 (TARGET_ADDR_SPACE_CONVERT): Likewise.
267 (TARGET_ASM_SELECT_SECTION): Likewise.
268 (TARGET_ASM_UNIQUE_SECTION): Likewise.
269 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
270 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
271 (ea_symbol_ref): New function.
272 (spu_legitimate_constant_p): Handle __ea qualified addresses.
273 (spu_addr_space_legitimate_address_p): New function.
274 (spu_addr_space_legitimize_address): Likewise.
275 (cache_fetch): New global.
276 (cache_fetch_dirty): Likewise.
277 (ea_alias_set): Likewise.
278 (ea_load_store): New function.
279 (ea_load_store_inline): Likewise.
280 (expand_ea_mem): Likewise.
281 (spu_expand_mov): Handle __ea qualified memory references.
282 (spu_addr_space_pointer_mode): New function.
283 (spu_addr_space_address_mode): Likewise.
284 (spu_addr_space_subset_p): Likewise.
285 (spu_addr_space_convert): Likewise.
286 (spu_section_type_flags): Handle "._ea" section.
287 (spu_select_section): New function.
288 (spu_unique_section): Likewise.
289 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
290 and __EA64__ predefined macros.
291 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
292 -matomic-updates switches.
294 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
295 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
296 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
297 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
298 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
299 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
300 $(T)cache128k.o): Likewise.
301 ($(T)libgcc_%.a): Likewise.
303 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
304 * config/spu/spu.opt (-mea32/-mea64): Add switches.
305 (-maddress-space-conversion): Likewise.
306 (-mcache-size=): Likewise.
307 (-matomic-updates): Likewise.
308 * doc/invoke.texi (-mea32/-mea64): Document.
309 (-maddress-space-conversion): Likewise.
310 (-mcache-size=): Likewise.
311 (-matomic-updates): Likewise.
313 2009-10-26 Ben Elliston <bje@au.ibm.com>
314 Michael Meissner <meissner@linux.vnet.ibm.com>
315 Ulrich Weigand <uweigand@de.ibm.com>
317 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
319 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
320 defined, add the named address space keywords.
321 (c_addr_space_name): New function.
322 (complete_array_type): Preserve named address space.
323 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
324 instead of targetm.valid_pointer_mode.
326 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
327 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
328 (ADDR_SPACE_KEYWORD): New macro.
329 (c_addr_space_name): Add prototype.
331 * c-tree.h (struct c_declspecs): Add address_space member.
332 (declspecs_add_addrspace): Add prototype.
334 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
336 * c-parser.c (c_parse_init): Add assertion.
337 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
338 (c_lex_one_token): Handle address space keywords.
339 (c_token_starts_typename): Likewise.
340 (c_token_starts_declspecs): Likewise.
341 (c_parser_declspecs): Likewise.
342 (c_parser_postfix_expression_after_paren_type): Diagnose compound
343 literal within function qualified with named address space.
345 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
346 address space qualifiers.
347 (shadow_tag_warned): Warn about useless address space qualifiers.
348 (quals_from_declspecs): Handle address space qualifiers.
349 (grokdeclarator): Likewise.
350 (build_null_declspecs): Likewise.
351 (declspecs_add_addrspace): New function.
353 * c-typeck.c (addr_space_superset): New function.
354 (qualify_type): Handle named address spaces.
355 (composite_type): Likewise.
356 (common_pointer_type): Likewise.
357 (comp_target_types): Likewise.
358 (build_conditional_expr): Likewise.
359 (handle_warn_cast_qual): Likewise.
360 (build_c_cast): Likewise.
361 (convert_for_assignment): Likewise.
362 (build_binary_op): Likewise.
363 (pointer_diff): Handle named address spaces. Use intermediate
364 integer type of sufficient size if required.
366 2009-10-26 Ben Elliston <bje@au.ibm.com>
367 Michael Meissner <meissner@linux.vnet.ibm.com>
368 Ulrich Weigand <uweigand@de.ibm.com>
370 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
371 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
372 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
374 * target.h (struct target_def): Add pointer_mode, address_mode,
375 and valid_pointer_mode to addr_space substructure.
376 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
377 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
378 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
379 (TARGET_ADDR_SPACE_HOOKS): Add them.
380 * targhooks.c (target_default_pointer_address_modes_p): New function.
381 * target.h (target_default_pointer_address_modes_p): Add prototype.
382 * targhooks.c (default_addr_space_pointer_mode): New function.
383 (default_addr_space_address_mode): Likewise.
384 (default_addr_space_valid_pointer_mode): Likewise.
385 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
386 (default_addr_space_address_mode): Likewise.
387 (default_addr_space_valid_pointer_mode): Likewise.
388 * output.h (default_valid_pointer_mode): Move to ...
389 * targhooks.h (default_valid_pointer_mode): ... here.
390 * varasm.c (default_valid_pointer_mode): Move to ...
391 * targhooks.c (default_valid_pointer_mode): ... here.
393 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
394 instead of targetm.valid_pointer_mode.
396 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
397 * tree.c (integer_pow2p): Likewise.
398 (tree_log2): Likewise.
399 (tree_floor_log2): Likewise.
400 (signed_or_unsigned_type_for): Support pointer type of different size.
401 (int_or_pointer_precision): New function.
402 * tree.h (int_or_pointer_precision): Add prototype.
403 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
404 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
405 incoming pointer type instead of POINTER_SIZE.
407 * tree.c (build_pointer_type): Use appropriate pointer mode
409 (build_reference_type): Likewise.
410 * expr.c (store_expr): Likewise.
411 (expand_expr_addr_expr): Likewise.
412 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
413 * cfgexpand.c (expand_debug_expr): Likewise.
415 * auto-inc-dec.c: Include "target.h".
416 (try_merge): Use appropriate address mode instead of Pmode.
417 (find_inc): Likewise.
418 * combine.c (find_split_point): Likewise.
419 * cselib.c (cselib_record_sets): Likewise.
420 * dse.c (replace_inc_dec): Likewise.
421 (canon_address): Likewise.
422 * var-tracking.c (replace_expr_with_values): Likewise.
423 (count_uses): Likewise.
424 (add_uses): Likewise.
425 (add_stores): Likewise.
426 * emit-rtl.c: Include "target.h".
427 (adjust_address_1): Use appropriate address mode instead of Pmode.
428 (offset_address): Likewise.
429 * explow.c (break_out_memory_refs): Likewise.
430 (memory_address_addr_space): Likewise.
431 (promote_mode): Likewise.
432 * expr.c (move_by_pieces): Likewise.
433 (emit_block_move_via_loop): Likewise.
434 (store_by_pieces): Likewise.
435 (store_by_pieces_1): Likewise.
436 (expand_assignment): Likewise.
437 (store_constructor): Likewise.
438 (expand_expr_addr_expr): Likewise.
439 (expand_expr_real_1): Likewise.
440 * cfgexpand.c (expand_debug_expr): Likewise.
441 * ifcvt.c (noce_try_cmove_arith): Likewise.
442 * regcprop.c (kill_autoinc_value): Likewise.
443 * regmove.c (try_auto_increment): Likewise.
444 * reload.c (find_reloads): Likewise.
445 (find_reloads_address): Likewise.
446 (find_reloads_address_1): Likewise.
447 * sched-deps.c: Include "target.h".
448 (sched_analyze_1): Use appropriate address mode instead of Pmode.
449 (sched_analyze_2): Likewise.
450 * sel-sched-dump.c: Include "target.h".
451 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
452 * stor-layout.c (layout_type): Likewise.
453 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
454 (multiplier_allowed_in_address_p): Likewise.
455 (get_address_cost): Likewise.
456 * varasm.c (make_decl_rtl): Likewise.
458 * expr.c (expand_assignment): Always convert offsets to appropriate
460 (store_expr): Likewise.
461 (store_constructor): Likewise.
462 (expand_expr_real_1): Likewise.
464 * reload.h (form_sum): Add MODE argument.
465 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
466 Update recursive calls.
467 (subst_indexed_address): Update calls to form_sum.
469 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
470 * tree-ssa-address.c: Include "target.h".
471 (templates): Replace by ...
472 (mem_addr_template_list): ... this new vector.
473 (TEMPL_IDX): Handle address space numbers.
474 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
475 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
476 instead of global cache. Update call to gen_addr_rtx.
477 (valid_mem_ref_p): Update call to addr_for_mem_ref.
478 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
480 * rtl.h (convert_memory_address_addr_space): Add prototype.
481 (convert_memory_address): Define as macro.
482 * explow.c (convert_memory_address): Rename to ...
483 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
484 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
485 Update recursive calls.
486 (memory_address_addr_space): Call convert_memory_address_addr_space.
487 * expmed.c (make_tree): Likewise.
488 * expr.c (expand_assignment): Likewise.
489 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
490 (expand_expr_addr_expr): Likewise. Also, update call.
492 * alias.c (find_base_value): Guard pointer size optimizations.
493 (find_base_term): Likewise.
494 * rtlanal.c (nonzero_bits1): Likewise.
495 (num_sign_bit_copies1): Likewise.
496 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
498 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
499 (emit-rtl.o): Likewise.
500 (auto-inc-dec.o): Likewise.
501 (sched-deps.o): Likewise.
503 2009-10-26 Ben Elliston <bje@au.ibm.com>
504 Michael Meissner <meissner@linux.vnet.ibm.com>
505 Ulrich Weigand <uweigand@de.ibm.com>
507 * doc/extend.texi (Named Address Spaces): New section.
508 * coretypes.h (addr_space_t): New type.
509 (ADDR_SPACE_GENERIC): New define.
510 (ADDR_SPACE_GENERIC_P): New macro.
512 * doc/tm.texi (Named Address Spaces): New section.
513 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
514 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
515 (TARGET_ADDR_SPACE_SUBSET_P): Document.
516 (TARGET_ADDR_SPACE_CONVERT): Document.
517 * target.h (struct gcc_target): Add addr_space substructure.
518 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
519 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
520 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
521 (TARGET_ADDR_SPACE_CONVERT): Likewise.
522 (TARGET_ADDR_SPACE_HOOKS): Likewise.
523 (TARGET_INITIALIZER): Initialize addr_space hooks.
524 * targhooks.c (default_addr_space_legitimate_address_p): New function.
525 (default_addr_space_legitimize_address): Likewise.
526 (default_addr_space_subset_p): Likewise.
527 (default_addr_space_convert): Likewise.
528 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
529 (default_addr_space_legitimize_address): Likewise.
530 (default_addr_space_subset_p): Likewise.
531 (default_addr_space_convert): Likewise.
533 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
534 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
535 (MEM_ADDR_SPACE): New macro.
536 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
537 address space memory attribute.
538 (mem_attrs_htab_hash): Handle address space memory attribute.
539 (mem_attrs_htab_eq): Likewise.
540 (set_mem_attributes_minus_bitpos): Likewise.
541 (set_mem_alias_set): Likewise.
542 (set_mem_align): Likewise.
543 (set_mem_expr): Likewise.
544 (set_mem_offset): Likewise.
545 (set_mem_size): Likewise.
546 (adjust_address_1): Likewise.
547 (offset_address): Likewise.
548 (widen_memoy_address): Likewise.
549 (get_spill_slot_decl): Likewise.
550 (set_mem_attrs_for_spill): Likewise.
551 (set_mem_addr_space): New function.
552 * emit-rtl.h (set_mem_addr_space): Add prototype.
553 * print-rtl.c (print_rtx): Print address space memory attribute.
554 * expr.c (expand_assignment): Set address space memory attribute
555 of generated MEM RTXes as appropriate.
556 (expand_expr_real_1): Likewise.
557 * cfgexpand.c (expand_debug_expr): Likewise.
558 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
560 * tree.h (struct tree_base): Add address_space bitfield. Reduce
561 size of "spare" bitfield.
562 (TYPE_ADDR_SPACE): New macro.
563 (ENCODE_QUAL_ADDR_SPACE): Likewise.
564 (DECODE_QUAL_ADDR_SPACE): Likewise.
565 (CLEAR_QUAL_ADDR_SPACE): Likewise.
566 (KEEP_QUAL_ADDR_SPACE): Likewise.
567 (TYPE_QUALS): Encode type address space.
568 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
569 * tree.c (set_type_quals): Set type address space.
570 (build_array_type): Inherit array address space from element type.
571 * print-tree.c (print_node_brief): Print type address space.
572 (print_node): Likewise.
573 * tree-pretty-print.c (dump_generic_node): Likewise.
575 * explow.c (memory_address): Rename to ...
576 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
577 Use address-space aware variants of memory address routines.
578 * recog.c (memory_address_p): Rename to ...
579 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
580 Use address-space aware variants of memory address routines.
581 (offsettable_address_p): Rename to ...
582 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
583 Use address-space aware variants of memory address routines.
584 * reload.c (strict_memory_address_p): Rename to ...
585 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
586 Use address-space aware variants of memory address routines.
587 (maybe_memory_address_p): Rename to ...
588 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
589 Use address-space aware variants of memory address routines.
590 * expr.h (memory_address_addr_space): Add prototype.
591 (memory_address): Define as macro.
592 * recog.h (memory_address_addr_space_p): Add prototype.
593 (memory_address_p): Define as macro.
594 (offsettable_address_addr_space_p): Add prototype.
595 (offsettable_address_p): Define as macro.
596 (strict_memory_address_addr_space_p): Add prototype.
597 (strict_memory_address_p): Define as macro.
599 * combine.c (find_split_point): Use address-space aware variants
600 of memory address routines.
601 * emit-rtl.c (operand_subword): Likewise.
602 (change_address_1): Likewise.
603 (adjust_address_1): Likewise.
604 (offset_address): Likewise.
605 * expr.c (emit_move_insn): Likewise.
606 (expand_assignment): Likewise.
607 (expand_expr_real_1): Likewise.
608 * recog.c (verify_changes): Likewise.
609 (general_operand): Likewise.
610 (offsettable_memref_p): Likewise.
611 (offsettable_nonstrict_memref_p): Likewise.
612 (constrain_operands): Likewise.
613 * reload.c (get_secondary_mem): Likewise.
614 (find_reloads_toplev): Likewise.
615 (find_reloads_address): Likewise.
616 (find_reloads_subreg_address): Likewise.
617 * reload1.c (reload): Likewise.
618 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
619 * rtl.h (address_cost): Add ADDRSPACE argument.
620 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
621 aware variant of memory address routines.
622 * loop-invariant.c (create_new_invariant): Update address_cost call.
623 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
624 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
625 Use address-space aware variant of memory address routines.
626 (propagate_rtx_1): Update call to should_replace_address.
627 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
629 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
630 ADDRSPACE argument. Use per-address-space instead of global cache.
631 Use address-space aware variant of memory address routines.
632 (get_address_cost): Likewise.
633 (get_computation_cost_at): Update calls.
634 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
635 Use address-space aware variant of memory address routines.
636 (create_mem_ref_raw): Update call to valid_mem_ref_p.
637 (most_expensive_mult_to_index): Update call to
638 multiplier_allowed_in_address_p.
640 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
641 attribute to indicate named address spaces.
643 * varasm.c (get_variable_section): DECLs in named address spaces
646 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
647 for addresses in a non-generic address space.
649 * expr.c (emit_block_move_hints): Do not use libcalls for
650 memory in non-generic address spaces.
651 (clear_storage_hints): Likewise.
652 (expand_assignment): Likewise.
654 * fold-const.c (operand_equal_p): Expressions refering to different
655 address spaces are not equivalent.
657 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
658 spaces are not equivalent.
659 (rtx_equal_p): Likewise.
660 * cse.c (exp_equiv_p): Likewise.
661 * jump.c (rtx_renumbered_equal_p): Likewise.
662 * reload.c (operands_match_p): Likewise.
664 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
665 address spaces may alias.
666 (true_dependence): Likewise.
667 (canon_true_dependence): Likewise.
668 (write_dependence_p): Likewise.
670 * dse.c (canon_address): Handle named address spaces.
671 * ifcvt.c (noce_try_cmove_arith): Likewise.
673 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
674 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
675 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
676 to handle conversions between different address spaces.
677 * fold-const.c (fold_convert_loc): Likewise.
678 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
679 * tree-pretty-print.c (dump_generic_node): Likewise.
680 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
681 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
682 * tree-inline.c (estimate_operator_cost): Likewise.
683 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
684 to different address spaces are not useless.
686 2009-10-26 Jakub Jelinek <jakub@redhat.com>
689 * cfgcleanup.c (trivially_empty_bb_p): New function.
690 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
693 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
694 add_name_and_src_coords_attributes, gen_namespace_die,
695 dwarf2out_set_name): Handle dwarf2_name returning NULL.
697 2009-10-26 Nick Clifton <nickc@redhat.com>
699 * config.gcc: Add support for RX target.
700 * config/rx: New directory.
701 * config/rx/constraints.md: New file.
702 * config/rx/predicates.md: New file.
703 * config/rx/rx.c: New file.
704 * config/rx/rx.h: New file.
705 * config/rx/rx.md: New file.
706 * config/rx/rx.opt: New file.
707 * config/rx/rx-protos.h: New file.
708 * config/rx/t-rx: New file.
709 * doc/extend.texi: Document RX function attributes.
710 * doc/invoke.texi: Document RX specific command line options.
711 * doc/contrib.texi: Document RX contribution.
712 * doc/md.texi: Document RX constraints.
713 * doc/install.texi: Document RX support.
715 2009-10-26 Michael Matz <matz@suse.de>
717 PR tree-optimization/41783
718 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
719 case for simple diamonds.
720 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
721 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
722 argument, use alias oracle to skip some vdefs.
723 (phi_translate_1): Change call to above, don't allocate new
724 value ids if they can stay the same.
725 (compute_avail): Allow vuse walking when looking up references.
727 2009-10-26 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/41826
730 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
731 access to re-allocated vector fields.
733 2009-10-26 Richard Guenther <rguenther@suse.de>
735 * graphite-sese-to-poly.c (check_poly_representation): Fix
736 compile without checking.
738 2009-10-26 Janus Weil <janus@gcc.gnu.org>
741 * gimple.h (tree_annotate_all_with_location): Remove prototype.
742 * gimplify.c (tree_should_carry_location_p,
743 tree_annotate_one_with_location,tree_annotate_all_with_location):
744 Remove obsolete functions.
746 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
749 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
751 2009-10-25 Richard Guenther <rguenther@suse.de>
753 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
754 Stream DECL_RESTRICTED_P.
755 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
757 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
759 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
760 a note when expanding to nothing.
762 2009-10-25 Richard Guenther <rguenther@suse.de>
765 * tree.c (find_decls_types_r): Deal with Java overloading
766 BINFO_VIRTUALS for its own purpose.
768 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
770 * config/mips/predicates.md (hilo_operand): New predicate.
771 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
772 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
773 splitter part from here ...:
774 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
775 op0 and op4 to match the DINS case.
776 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
778 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
781 * avr.md (QIDI): Add new mode iterator.
782 (sbrx_branch<mode>): Create new zero extract bit, test and jump
783 patterns for all QI thru DI modes combinations.
784 (sbrx_and_branch<mode>): Create new and based bit test and jump
785 patterns for QI thru SI modes.
786 avr.c (avr_out_sbxx_branch): Use only bit number.
788 2009-10-24 Jan Hubicka <jh@suse.cz>
790 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
792 (analyze_function): When analyzing noreturn nothrow call, do not
793 compute written stats; free bitmaps of vars early if possible.
794 (generate_summary): Only update bitmaps if computed.
795 (propagate): Only dump bitmaps if computed.
796 (ipa_reference_read_summary): Fix pasto.
798 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
800 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
801 (aliasing_component_refs_p): ...this. Return true if there is no
802 common base and the base access types have the same alias set.
803 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
804 (indirect_refs_may_alias_p): Likewise.
806 2009-10-23 Joseph Myers <joseph@codesourcery.com>
809 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
810 a C_MAYBE_CONST_EXPR.
812 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
815 * config/rs6000/rs6000.c (struct machine_function): Add
816 vsx_or_altivec_used_p to record if vector types are used.
817 (rs6000_expand_to_rtl_hook): Rename from
818 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
819 any vector operations, so if there are, we can set VRSAVE to
820 non-zero when only floating point vector registers are used.
821 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
822 (rs6000_check_vector_mode): Inner function to check if vector
823 types are used in the code.
824 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
825 vector instructions are used.
827 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
828 Indicate that VSX registers which overlap floating point
829 registers, can't be used across a call, since the ABI only states
830 the scalar part of the register will be saved and restored.
832 2009-10-23 Joseph Myers <joseph@codesourcery.com>
835 * alias.c (get_alias_set): Call langhook before returning 0 for
836 types with structural equality.
837 * c-common.c (c_common_get_alias_set): Use alias set of element
838 type for arrays with structural comparison.
840 2009-10-23 Richard Guenther <rguenther@suse.de>
843 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
844 gimple_call_nothrow_p.
846 2009-10-23 Richard Guenther <rguenther@suse.de>
848 PR tree-optimization/41778
849 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
850 redundancy along a path in the CFG we want to optimize for speed
851 is going to be removed.
852 (execute_pre): Do partial-PRE only if the function is to be
854 (gate_pre): Do not turn off all of PRE when not optimizing a
857 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * builtins.c (fold_builtin_cabs): Use validate_arg().
860 (fold_builtin_cexp): Fix if-logic.
861 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
863 2009-10-22 Jeff Law <law@redhat.com>
865 * ira-lives.c (process_single_reg_class_operands): Update the
866 hard reg costs for all the hard registers desired by the
867 single reg class operand.
869 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
871 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
872 for rtxes that aren't handled specially.
874 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
876 * rtl.h (shallow_copy_rtvec): Declare.
877 * rtl.c (shallow_copy_rtvec): New function.
878 * cselib.c (cselib_subst_to_values): Use it. Only modify an
879 rtx field if the subrtx has changed.
881 2009-10-22 Anatoly Sokolov <aesok@post.ru>
883 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
884 (m32c_function_value): Make static, add new 'outgoing' argument.
885 (m32c_libcall_value): Make static, add new 'fun' argument.
886 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
887 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
888 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
889 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
890 (m32c_function_value, m32c_libcall_value): Delete declaration.
892 2009-10-22 Diego Novillo <dnovillo@google.com>
894 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
896 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
898 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
901 2009-10-22 Richard Guenther <rguenther@suse.de>
903 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
904 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
905 (lto_symtab_merge): Do not merge cgraph nodes here.
906 (lto_symtab_resolve_can_prevail_p): Simplify.
907 (lto_symtab_resolve_symbols): Store cgraph node.
908 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
909 functions from the symtab.
910 (lto_symtab_merge_cgraph_nodes_1): New function.
911 (lto_symtab_merge_cgraph_nodes): Likewise.
913 2009-10-22 Richard Guenther <rguenther@suse.de>
916 * lto-streamer-out.c (lto_output_location): Stream the
918 * lto-streamer-in.c (lto_input_location): Likewise.
920 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
922 * cfgloopmanip.c (duplicate_subloops): Export.
923 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
924 (transform_to_exit_first_loop): Duplicate bbs starting from
925 header up to loop->latch instead of exit->src.
926 Initialize control variable to the correct number of iterations.
927 (gather_scalar_reductions): Do not register double reductions.
928 (parallelize_loops): Dump which loop is tested.
929 Indicate whether the parallelized loop is inner or not.
930 Remove the innermost-loop requirement.
931 * cfgloop.h (duplicate_subloops): Export.
932 * tree-cfg.c (add_phi_args_after_redirect): New function.
933 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
934 Call duplicate_subloops.
935 Update number of iterations at the exit condition.
936 Don't redirect nexits always to the loop exit.
937 Redirect copied edges from latch to the loop exit.
939 2009-10-22 Jan Hubicka <jh@suse.cz>
941 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
943 * ipa-inline.c (cgraph_mark_inline_edge,
944 cgraph_decide_inlining_of_small_function,
945 cgraph_decide_inlining, inline_read_summary): Disable indirect
946 inlining for WPA for time being.
948 PR tree-optimize/40556
949 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
951 2009-10-22 Richard Guenther <rguenther@suse.de>
953 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
954 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
956 2009-10-22 Jan Hubicka <jh@suse.cz>
959 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
961 (check_call): Handle only indirect calls.
962 (propagate_bits): Update comment.
963 (write_node_summary_p): Turn bogus check to assert.
964 (ipa_reference_write_summary): Stream calls_read_all properly.
965 (ipa_reference_read_summary): Stream in calls_read_all properly.
966 (read_write_all_from_decl): New function.
967 (propagate): Handle OVERWRITABLE nodes and external calls here.
968 * ipa-pre-const.c (check_call): In IPA mode handle indirect
970 (analyze_function): Do not check visibility here.
971 (add_new_function): We summary OVERWRITABLE too.
972 (generate_summary): Stream OVERWRITABLE nodes too.
973 (propagate): Handle external calls and OVERWRITABLE nodes here.
974 (local_pure_const): Check visibility here.
976 2009-10-22 Jan Hubicka <jh@suse.cz>
978 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
979 (pass_ipa_cp): Register them.
980 (ipcp_init_stage): Analyze all functions for whopr/lto.
981 (ipcp_propagate_stage): Skip external calls.
982 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
983 * ipa-reference.c (write_node_summary_p): Fix thinko about
985 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
986 when in ltrans, skip executing of ipa passes since everything
988 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
989 (inline_generate_summary): Likewise.
990 (inline_read_summary): New function.
991 (inline_write_summary): New function.
992 (pass_ipa_inline): Register new hooks.
993 * ipa-prop.c: Inlcude lto-streamer.h
994 (ipa_edge_args_vector): Update declaration.
995 (ipa_count_arguments, ipa_compute_jump_functions,
996 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
997 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
998 ipa_read_node_info): New static functions.
999 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1000 (duplicate_array): Use xmalloc.
1001 (duplicate_ggc_array): New.
1002 (ipa_edge_duplication_hook): Use it.
1003 (ipa_update_after_lto_read): New function.
1004 * ipa-prop.h (ipa_prop_write_jump_functions,
1005 ipa_prop_read_jump_functions): Declare.
1006 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1007 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1008 (ipa_edge_args_vector): Move into GGC.
1009 (ipa_check_create_edge_args): Update.
1010 (ipa_update_after_lto_read): New.
1011 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1013 (ipa_read_summaries): When in ltrans, so not read summaries.
1014 * lto-streamer.c (lto_get_section_name): Add
1015 LTO_section_jump_functions.
1016 * lto-streamer.h (LTO_section_jump_functions): New section.
1017 (produce_asm): Declare.
1018 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1019 * lto-streamer-out.c (produce_asm): Export.
1020 * lto-streamer-in.c: Include tree-pass.h
1021 (input_function): Free dominance info when done.
1022 (lto_read_body): Push ipa_inline in ltrans stage.
1023 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1024 * Makefile.in (GTFILES): Add ipa-prop.h
1026 2009-10-22 Matthias Klose <doko@ubuntu.com>
1028 * doc/install.texi: Document --enable-browser-plugin.
1030 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1032 * doc/invoke.texi (fira-loop-pressure): Update default value.
1033 * opts.c (decode_options): Remove default value setting for
1034 flag_ira_loop_pressure.
1035 * config/ia64/ia64.c (ia64_override_options): Set
1036 flag_ira_loop_pressure up for -O3.
1037 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1039 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1041 PR tree-optimization/41497
1042 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1043 chrec_dont_know if the evolution function returned by follow_ssa_edge
1044 is constant in the analyzed loop and is not compatible with the
1045 initial value before the loop.
1046 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1048 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1050 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1052 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1055 * doc/invoke.texi: Document -print-multi-os-directory.
1057 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1060 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1061 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1062 when darwin_emit_unwind_label is used.
1064 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1066 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1069 2009-10-20 Richard Henderson <rth@redhat.com>
1071 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1072 before emit_post_landing_pad.
1074 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1076 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1077 Use when calling rtx_costs.
1078 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1079 global optimize_size. Pass speed to mips_binary_cost.
1081 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1083 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1086 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1088 * rtl.h (simplify_replace_fn_rtx): Declare.
1089 (wrap_constant, unwrap_constant): Delete.
1090 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1091 (expand_debug_expr): Don't call wrap_constant.
1092 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1093 (auto_adjust_pair): Fold into...
1094 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1095 Just return a new value.
1096 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1097 otherwise use simplify_replace_rtx.
1098 * cselib.c (wrap_constant): Reinstate old definition.
1099 (cselib_expand_value_rtx_1): Don't wrap constants.
1100 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1101 simplify_replace_rtx.
1102 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1103 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1104 Use simplify_replace_rtx.
1105 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1107 (simplify_replace_rtx): ...here. Turn into a wrapper for
1108 simplify_replace_fn_rtx.
1109 (simplify_unary_operation): Don't unwrap CONSTs.
1110 * var-tracking.c (check_wrap_constant): Delete.
1111 (vt_expand_loc_callback): Don't call it.
1112 (vt_expand_loc): Likewise.
1114 2009-10-20 Pascal Obry <obry@adacore.com>
1115 Eric Botcazou <ebotcazou@adacore.com>
1117 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1119 2009-10-20 Michael Matz <matz@suse.de>
1121 * loop-invariant.c (create_new_invariant): Use different magic number.
1123 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1126 * arm.c (arm_override_options): Forcibly disable hot/cold block
1129 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1132 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1135 2009-10-20 Richard Guenther <rguenther@suse.de>
1137 * ggc-page.c: Include cfgloop.h.
1138 (struct max_alignment): Drop long double, add void *.
1139 (extra_order_size_table): Add low non-power-of-two multiples
1140 of MAX_ALIGNMENT. Drop small type-based entries, add
1141 tree_type, cgraph_node and loop.
1142 * alloc-pool.c (struct allocation_object_def): Drop long double
1145 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1148 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1149 referenced just in DEBUG_INSNs.
1151 2009-10-20 Richard Guenther <rguenther@suse.de>
1154 * gimple.c (gimple_register_type): Make sure we register
1155 the types main variant first.
1157 2009-10-20 Richard Guenther <rguenther@suse.de>
1159 * gimple.c (gimple_types_compatible_p): Simplify. Move
1160 cheap checks before hashtable queries. Add checks for
1161 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1163 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1165 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1166 without size or with size that can't be represented as a host integer.
1168 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1170 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1171 the removal of a debug stmt as a significant change.
1173 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1175 * config/s390/s390.md: Added agen condition to operand
1176 forwarding bypasses. Added bypass for early address generation
1177 use of int results. Updated comments.
1179 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1181 * config/i386/i386.c: Remove signal.h #include.
1183 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1185 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1186 * doc/rtl.texi: Document ss_abs.
1188 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1190 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1191 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1192 instead of C_LEX_RAW_STRINGS.
1193 (lex_string): Handle CPP_UTF8STRING.
1194 * c-parser.c (c_parser_postfix_expression): Likewise.
1195 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1196 (C_LEX_STRING_NO_JOIN): ... this.
1198 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1200 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1201 cris_function_value_regno_p): New functions.
1202 (cris_promote_function_mode): Update comment.
1203 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1204 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1205 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1206 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1208 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1210 * unwind-dw2.c (execute_stack_op): Fix operand order for
1211 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1213 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1215 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1216 (lower_stmt) <GIMPLE_BIND>: Add comment.
1217 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1219 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1220 Otherwise lower it and set cannot_fallthru to true.
1221 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1222 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1223 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1224 to true for a noreturn call. Do not remove statements.
1225 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1226 Set cannot_fallthru to false on function exit.
1227 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1228 <GIMPLE_ASSIGN>: Remove.
1230 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1232 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1234 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1236 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1237 next/prev_active_insn to skip DEBUG_INSNs as well.
1239 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1241 * config/arm/arm.c (output_move_neon): Use DImode in call to
1244 2009-10-19 Matthias Klose <doko@ubuntu.com>
1247 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1249 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1251 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1253 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1256 * optabs.c (expand_binop): Make mode of shift count expression mode
1257 of shift count not target.
1260 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1262 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1263 case. Force using values to replace references within the statement.
1264 (convert_local_reference_stmt): Likewise.
1266 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1268 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1269 remove a subsequent GOTO or RETURN statement.
1271 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1273 * config/avr.md (*movqi): Add zero as equally preferable constraint
1274 as general register.
1277 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1279 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1281 2009-10-17 Richard Guenther <rguenther@suse.de>
1283 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1285 2009-10-17 Richard Guenther <rguenther@suse.de>
1287 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1288 operands in COMPONENT_REFs.
1290 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1292 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1293 if not defined. Change type of second argument to const_rtx.
1294 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1296 * targhooks.h (default_libcall_value): Update prototype.
1297 * target.h (struct gcc_target): Change type of second argument of
1298 libcall_value to const_rtx.
1299 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1301 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1302 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1304 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1307 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1308 * cgraphunit.c (cgraph_optimize): Call it.
1309 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1310 (dwarf2out_assembly_start): ... here. New hook.
1311 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1312 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1314 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1315 * sdbout.c (sdb_debug_hooks): Likewise.
1316 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1317 (vmsdbgout_assembly_start): New hook.
1319 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1321 * rtl.h (RTL_LOCATION): Fix typo.
1323 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1325 * print-rtl.c (print_rtx): Print locators in asm_operands
1328 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1331 * sched-deps.c (depl_on_debug_p): New.
1332 (attach_dep_link): Reject debug deps before nondebug deps.
1333 (add_to_deps_list): Insert debug deps after nondebug deps.
1334 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1336 (sd_add_dep): Do not reject debug deps.
1337 (add_insn_mem_dependence): Don't count debug deps.
1338 (remove_from_deps): Likewise.
1339 (sched_analyze_2): Set up mem deps on debug insns.
1340 (sched_analyze_insn): Record reg uses for deps on debug insns.
1341 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1342 try_ready nondebug insn after debug insn.
1343 * ddg.c (create_ddg_dep_from_intra_loop_link,
1344 create_ddg_dep_no_link): Don't reject debug deps.
1346 2009-10-16 Richard Guenther <rguenther@suse.de>
1348 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1349 (maybe_merge_incomplete_and_complete_type): Likewise.
1350 (lto_symtab_merge): Do not call them. Do not warn for
1351 complete vs. incomplete compatible types.
1352 (lto_symtab_merge_decls_2): Simplify.
1353 * gimple.c (gimple_force_type_merge): Remove.
1354 (gimple_types_compatible_p): Make it static.
1355 * gimple.h (gimple_force_type_merge): Remove.
1356 (gimple_types_compatible_p): Likewise.
1358 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1360 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1361 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1363 2009-10-16 Richard Guenther <rguenther@suse.de>
1365 PR tree-optimization/41728
1366 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1367 if fold_stmt did anything.
1369 2009-10-16 Richard Guenther <rguenther@suse.de>
1372 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1373 (maybe_fixup_handled_component): New function.
1374 (input_gimple_stmt): Fixup mismatched decl replacements.
1376 2009-10-16 Richard Guenther <rguenther@suse.de>
1379 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1380 the same as VAR_DECL.
1382 2009-10-16 Richard Guenther <rguenther@suse.de>
1384 * gimple.c (iterative_hash_gimple_type): For integer types
1385 also hash their minimum and maximum values and the string flag.
1386 For array types hash their domain and the string flag.
1388 2009-10-16 Richard Guenther <rguenther@suse.de>
1390 * gimple.c (gimple_types_compatible_p): Restrict completing
1391 types to record or unions. Simplify completion.
1392 Do not merge records or unions with different
1393 TYPE_STRUCTURAL_EQUALITY_P tag.
1394 (iterative_hash_gimple_type): Restrict non-recursing into
1395 pointer targets for records and unions.
1397 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1400 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1401 * dwarf2out.c (mem_loc_descriptor): Don't handle
1402 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1403 punt if it is not lowpart subreg or if inner mode isn't
1406 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1408 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1409 investigating previous or next insns.
1411 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1413 * tree-sra.c (build_ref_for_offset_1): Update comment.
1415 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1417 * config/s390/s390.md (atype): Added missing values.
1419 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1422 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1423 (casesi64p): Update pattern to reflect above.
1425 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1427 PR rtl-optimization/41697
1428 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1430 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1433 * config/rs6000/predicates.md: Update copyright year.
1434 * config/rs6000/altivec.md: Ditto.
1436 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1437 (MD_INCLUDES): Add a2.md.
1439 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1440 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1441 (builtin_classify): New static vector to classify various builtins
1442 to get the tree attributes correct.
1443 (def_builtin): Set the attributes of builtins based on what the
1444 builtin does (i.e. memory operation, floating point, saturation
1445 need special attributes, others are pure functions).
1447 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1449 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1450 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1451 RS6000_BUILTIN_COUNT.
1452 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1453 MAX_RS6000_BUILTINS.
1455 * config/rs6000/rs6000-builtin.def: New file that combines the
1456 builtin enumeration name and attributes.
1458 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1460 * config/i386/linux.h (ASM_SPEC): Add --32.
1462 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1464 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1465 and DW_TAG_template_alias.
1466 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1467 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1468 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1469 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1470 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1471 and DW_AT_GNU_odr_signature.
1472 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1473 DW_FORM_flag_present and DW_FORM_ref_sig8.
1474 (output_signature): Only print name on the first byte.
1475 (output_die): Likewise for dw_val_class_data8.
1477 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1479 * doc/invoke.texi: Clarify that most optimizations are not enabled
1482 2009-10-15 Richard Guenther <rguenther@suse.de>
1485 * gimple.c (compare_type_names_p): Handle anonymous names
1486 differently based on new mode argument.
1487 (gimple_types_compatible_p): For structs also compare the tags.
1488 (iterative_hash_type_name): Rename to ...
1489 (iterative_hash_name): ... this. Hash all names.
1490 (iterative_hash_gimple_type): Fix hashing the struct tag of
1491 pointer targets. Hash field decl names.
1493 2009-10-15 Richard Guenther <rguenther@suse.de>
1496 * gimple.c (gimple_get_alias_set): Avoid recursing on
1497 invalid type topology.
1499 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1501 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1503 2009-10-15 Richard Guenther <rguenther@suse.de>
1505 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1507 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1509 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1510 add --with-tune{,-32,-64} configured default for -mtune if explicit
1513 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1515 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1517 2009-10-14 DJ Delorie <dj@redhat.com>
1519 * config/h8300/h8300.c (F): New.
1521 (h8300_emit_stack_adjustment): Call them.
1523 (h8300_push_pop): Likewise.
1524 (h8300_expand_prologue): Likewise.
1525 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1526 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1527 (INCOMING_RETURN_ADDR_RTX): Define.
1528 (INCOMING_FRAME_SP_OFFSET): Define.
1529 (DWARF_CIE_DATA_ALIGNMENT): Define.
1531 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1533 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1534 fields in builtin structs.
1535 (finalize_record_size): Likewise.
1537 2009-10-14 Richard Guenther <rguenther@suse.de>
1539 * gimple.c (gtc_ob): New global.
1540 (struct type_pair_d): Replace pointers with type UIDs.
1541 (type_pair_hash): Adjust.
1542 (type_pair_eq): Likewise.
1543 (lookup_type_pair): Likewise. Allocate from an obstack.
1544 (gimple_force_type_merge): Adjust.
1545 (gimple_types_compatible_p): Likewise.
1546 (free_gimple_type_tables): Free the obstack.
1548 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1550 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1551 stmts setting DEBUG_EXPR_DECLs.
1553 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1554 Don't crash if mode1 is VOIDmode.
1556 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1558 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1559 * params.h (IRA_LOOP_RESERVED_REGS): New.
1560 * tree-pass.h (pass_subregs_of_mode_init,
1561 pass_subregs_of_mode_finish): Remove.
1562 * passes.c (pass_subregs_of_mode_init,
1563 pass_subregs_of_mode_finish): Remove.
1564 (pass_reginfo_init): Move before loop optimizations.
1565 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1566 * common.opt (fira-loop-pressure): New.
1567 * toplev.h (flag_ira_loop_pressure): New.
1568 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1569 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1570 Make external and void type functions.
1571 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1572 pass_subregs_of_mode_finish): Remove.
1573 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1574 * regmove.c: Include ira.h.
1575 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1576 register pressure calculation in loops.
1577 * loop-invariant.c: Include REGS_H and ira.h.
1578 (struct loop_data): New members max_reg_pressure, regs_ref, and
1580 (struct invariant): New member orig_regno.
1581 (curr_loop): New variable.
1582 (find_exits): Initialize regs_ref and regs_live.
1583 (create_new_invariant): Initialize orig_regno.
1584 (get_cover_class_and_nregs): New.
1585 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1586 array. Add code for flag_ira_loop_pressure.
1587 (gain_for_invariant): Make new_regs an array. Add code for
1588 flag_ira_loop_pressure.
1589 (best_gain_for_invariant): Ditto.
1590 (set_move_mark): New parameter gain. Use it for debugging output.
1591 (find_invariants_to_move): Make regs_needed and new_regs an array.
1592 Add code for flag_ira_loop_pressure.
1593 (move_invariant_reg): Set up orig_regno.
1594 (move_invariants): Set up reg classes for pseudos for
1595 flag_ira_loop_pressure.
1596 (free_loop_data): Clear regs_ref and regs_live.
1597 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1598 get_regno_cover_class, change_pressure, mark_regno_live,
1599 mark_regno_death, mark_reg_store, mark_reg_clobber,
1600 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1601 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1602 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1603 register pressure calculation in loops if new regs were added.
1604 Call finish_subregs_of_mode.
1605 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1606 * Makefile.in (loop-invariant.o): Add ira.h.
1608 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1610 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1612 2009-10-14 Richard Guenther <rguenther@suse.de>
1614 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1615 (lto_symtab_merge): ... here. Rewrite both to take the
1616 prevailing and a to-be-merged entry and to queue diagnostics properly.
1617 (lto_symtab_resolve_replaceable_p): New predicate for
1619 (lto_symtab_resolve_can_prevail_p): Likewise.
1620 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1621 handles merging commons by choosing the largest decl. Fold
1622 in code that gives ODR errors.
1623 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1625 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1626 case of no prevailing decl here. Diagnose mismatches
1627 in object types here. Drop all but the prevailing decls.
1628 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1629 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1630 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1632 2009-10-14 Richard Guenther <rguenther@suse.de>
1635 * lto-streamer-in.c (input_bb): Replace debug stmts with
1636 nops instead of dropping them.
1638 2009-10-14 Nick Clifton <nickc@redhat.com>
1640 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1641 in situations where it is being used as a minus symbol.
1642 * gcc/doc/tm.texi: Likewise.
1643 * gcc/doc/md.texi: Likewise.
1645 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1647 PR preprocessor/41543
1648 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1649 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1650 * tree.c: Include intl.h.
1651 (expand_location): Handle BUILTINS_LOCATION.
1652 * Makefile.in (tree.o): Depend on intl.h.
1655 * dwarf2out.c (dwarf2out_var_location): Always clear
1656 last_postcall_label when changing last_label.
1658 2009-10-14 Pascal Obry <obry@adacore.com>
1660 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1661 (process_command): Handle -E as done with -c and -S. Do not add
1662 the target executable suffix to the output file when -E is used.
1663 (main): Adjust error message accordingly.
1665 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1671 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1673 (tree_code_size): Likewise.
1675 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1677 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1678 * real.h (HAVE_mpc_arc): Define.
1680 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1682 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1683 (struct builtin_description): Add fndecl field.
1684 (bdesc): Remove const qualifier. Update initializer.
1685 (sh_media_init_builtins): Remove const qualifier for d. Record
1686 the result of add_builtin_function to the fndecl field.
1687 (sh_builtin_decl): New.
1688 (sh_media_builtin_decl): New.
1690 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1693 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1694 requests between special registers.
1696 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1698 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1700 2009-10-13 Richard Henderson <rth@redhat.com>
1702 PR tree-optimization/41377
1703 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1704 (cleanup_empty_eh_merge_phis): New change_region parameter;
1705 pass it on to redirect_eh_edge_1. Update callers.
1706 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1707 at the destination block.
1709 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1711 * passes.c (register_pass): Replaced gcc_unreachable by
1712 fatal_error on failure. Mentions plugins in comments & messages.
1714 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1717 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1718 * sched-vis.c (print_value): Use it.
1719 * cselib.c (cselib_hash_rtx): Likewise.
1720 * print-rtl.c (print_rtx): Likewise.
1721 * cfgexpand.c (expand_debug_rtx): Likewise.
1722 * var-tracking.c (vt_expand_loc_callback): Likewise.
1724 2009-10-13 Richard Guenther <rguenther@suse.de>
1727 * opts.c (handle_option): Split out code to handle setting
1728 the options flag var ...
1729 (set_option): ... here.
1730 * opts.h (set_option): Declare.
1731 * lto-opts.c (register_user_option_p): Include -fexceptions
1732 and all position independent code variants.
1733 (handle_common_option): Remove.
1734 (lto_reissue_options): Use set_option.
1736 2009-10-13 Martin Jambor <mjambor@suse.cz>
1738 PR tree-optimization/41661
1739 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1740 that are tcc_comparisons or do not change the type in any
1742 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1743 folding tcc_comparison operations.
1745 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1747 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1750 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1756 * tree.def (DEBUG_EXPR_DECL): New.
1757 * rtl.def (DEBUG_EXPR): New.
1758 * gengtype.c (adjust_field_rtx_def): Handle it.
1759 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1760 (insert_debug_temp_for_var_def): ... this. Drop support for
1761 moving. Take iterator for def stmt; insert debug stmt before it.
1762 Scan early for use count and kind in debug stmts.
1763 (propagate_defs_into_debug_stmts): Rename to...
1764 (insert_debug_temps_for_defs): ... this. Likewise.
1765 * tree.h (DEBUG_TEMP_UID): New.
1766 * tree.c (next_debug_decl_uid): New.
1767 (make_node_stat): Count debug decls separately.
1768 (copy_node_stat): Likewise.
1769 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1770 * var-tracking.c (dv_is_decl_p): Recognize it.
1771 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1772 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1773 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1774 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1775 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1776 (cselib_hash_rtx): Likewise.
1777 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1778 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1780 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1781 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1782 * rtl.c (copy_rtx): Likewise.
1783 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1784 * print-rtl.c (print_rtx): Likewise.
1785 * sched-vis.c (print_value): Likewise.
1786 (print_insn): Handle DEBUG_EXPR_DECL.
1787 * tree-dump.c (dequeue_and_dump): Likewise.
1788 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1789 * gimple-iterator (gsi_replace): Check for same lhs.
1790 (gsi_remove): Insert debug temps.
1791 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1792 (move_computations_stmt): Drop explicit propagation into debug stmts.
1793 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1794 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
1795 * tree-ssa-sink.c (statement_sink_location): Likewise.
1796 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
1797 * tree-ssanames.c (release_ssa_name): Adjust for rename.
1798 * tree-flow.h: Likewise.
1799 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
1800 debug temps without values.
1801 (eliminate_unnecessary_stmts): Don't discard just-inserted
1804 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1807 * config/cris/cris.md (andu): Check that operand 1 is one of the
1808 general registers. Fix typo in head comment.
1810 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1812 * config/i386/i386.md (vswapmov): New.
1813 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1814 (ix86_function_ms_hook_prologue): New.
1815 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1816 * configure.ac: Test for swap suffix support in as.
1817 * configure: Rebuild.
1819 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1822 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1823 paradoxical subregs to prevent partial register stalls if the inner
1824 mode is integer mode.
1826 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1830 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1833 * gcc/dwarf2out.c (template_parameter_pack_die,
1834 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1836 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1839 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1841 (maybe_register_def): Likewise. Take stmt iterator.
1842 (rewrite_update_stmt): Take stmt iterator and pass it on.
1843 (rewrite_update_enter_block): Pass stmt iterator.
1845 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1847 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
1848 (spu_builtin_decl): New function.
1850 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.md (SWIM): New mode iterator.
1853 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
1854 using SWIM mode iterator.
1855 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
1856 patterns using SWI48 mode iterator.
1857 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
1858 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
1859 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
1860 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
1861 patterns using SWI248 mode iterator.
1862 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
1863 gen_x86_movdicc_0_m1_rex64 for renamed function
1865 2009-10-11 Jose Ruiz <ruiz@adacore.com>
1866 Eric Botcazou <ebotcazou@adacore.com>
1869 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
1870 * config/sparc/sol2-unwind.h: New file.
1872 2009-10-11 Olivier Hainque <hainque@adacore.com>
1873 Eric Botcazou <ebotcazou@adacore.com>
1876 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1877 * config/i386/sol2-unwind.h: New file.
1879 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1882 * config/i386/i386.md (addsi_1_zext): Get the proper second
1885 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1887 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1888 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1891 2009-10-11 Richard Guenther <rguenther@suse.de>
1893 * gimple.c (iterative_hash_type_name): Do not handle special
1896 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1898 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1899 (*setcc_si_1_and): Ditto.
1900 (*setcc_si_1_movzbl): Ditto.
1901 (*setcc_<mode>_2): Ditto.
1902 (*setcc_qi): Rename from *setcc_1.
1903 (*setcc_qi_slp): Rename from *setcc_2.
1905 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1906 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1908 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1909 "if" condition, there is already assert with reload_completed present.
1911 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1913 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1915 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1917 * doc/install.texi (Final install): Refer to
1918 http://gcc.gnu.org/bugs/ for bug reporting.
1920 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1922 * configure.ac: Add test for dci instruction.
1923 * configure: Regenerate.
1924 * config.in: Likewise.
1925 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1926 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1927 (-mmulhw): Add 476 to description.
1928 (-mdlmzb): Likewise.
1929 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1930 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1931 (processor_target_table): Add 476 and 476fp entries.
1932 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1933 (rs6000_issue_rate): Add CPU_PPC476.
1934 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1935 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1936 (processor_type): Add PROCESSOR_PPC476.
1937 (EXTRA_SPECS): Add asm_cpu_476 string.
1938 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1939 (define_attr "cpu"): Add ppc476.
1941 Update comments for 476.
1942 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1943 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1944 Update copyright year.
1945 * config/rs6000/476.md: New file.
1946 * config/rs6000/40x.md: Add description for "isel" attribute.
1947 Update copyright year.
1948 * config/rs6000/440.md: Likewise.
1949 * config/rs6000/603.md: Likewise.
1950 * config/rs6000/6xx.md: Likewise.
1951 * config/rs6000/7450.md: Likewise.
1952 * config/rs6000/7xx.md: Likewise.
1953 * config/rs6000/8540.md: Likewise.
1954 * config/rs6000/cell.md: Likewise.
1955 * config/rs6000/e300c2c3.md: Likewise.
1956 * config/rs6000/e500mc.md: Likewise.
1957 * config/rs6000/mpc.md: Likewise.
1958 * config/rs6000/power4.md: Likewise.
1959 * config/rs6000/power5.md: Likewise.
1960 * config/rs6000/power6.md: Likewise.
1961 * config/rs6000/power7.md: Likewise.
1962 * config/rs6000/rios1.md: Likewise.
1963 * config/rs6000/rios2.md: Likewise.
1964 * config/rs6000/rs64.md: Likewise.
1966 2009-10-10 Richard Guenther <rguenther@suse.de>
1968 PR tree-optimization/41654
1969 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1970 a cond expr before calling gimple_cond_set_condition_from_tree.
1971 (ifcombine_iforif): Likewise.
1973 2009-10-09 Ian Lance Taylor <iant@google.com>
1975 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1976 * configure: Rebuild.
1978 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1980 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1983 2009-10-09 Richard Guenther <rguenther@suse.de>
1986 * target-def.h (TARGET_BUILTIN_DECL): Define.
1987 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1988 * target.h (struct gcc_target): Add builtin_decl target hook.
1989 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1990 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1992 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1993 not gcc_unreachable.
1994 (lto_output_builtin_tree): Sorry if the target does not support
1995 streaming target builtins.
1996 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1997 (rs6000_builtin_decl): New function.
1998 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1999 (ix86_builtin_decl): New function.
2001 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2003 PR preprocessor/41445
2004 * c-ppoutput.c (do_line_change): New function.
2005 (cb_line_change): Use it.
2006 (scan_translation_unit): Call do_line_change if
2007 avoid_paste or PREV_WHITE and token location is on a different line
2008 than print.src_line.
2011 * dwarf2out.c (dwarf2out_init): Test whether
2012 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2015 PR rtl-optimization/41646
2016 * calls.c (expand_call): For BLKmode types returned in registers
2017 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2020 2009-10-09 Richard Guenther <rguenther@suse.de>
2022 PR tree-optimization/41634
2023 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2024 we remove the correct elements.
2025 (optimize_stmt): Make sure to update stmt operands before
2026 optimizing redundancies.
2028 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2030 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2032 2009-10-09 Richard Guenther <rguenther@suse.de>
2035 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2037 (lto_wrapper_exit): New function.
2039 (fatal_perror): Likewise.
2040 (fork_execute): Use global args_name, do not free it.
2041 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2042 * lto-streamer.h: Remove duplicate prototypes.
2044 2009-10-09 Richard Guenther <rguenther@suse.de>
2046 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2047 before calling stmt_can_throw_external.
2049 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2051 PR tree-optimization/40071
2052 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2053 pointer if the original data reference doesn't conflict with the
2054 created vector data reference. Fix long line.
2056 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386.md (any_div): New code iterator.
2059 (u): Handle div and udiv.
2061 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2063 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2064 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2065 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2066 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2068 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2070 * gcc.c (main): Remove trailing "." from diagnostics.
2072 2009-10-08 Cary Coutant <ccoutant@google.com>
2074 Add support for debugging with ICF (Identical Code Folding).
2075 * calls.c (debug.h): New #include.
2076 (emit_call_1): Call virtual_call_token debug hook.
2077 * common.opt (-fenable-icf-debug): New option.
2078 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2079 locations in the source).
2080 (poc_label_num): New variable.
2081 (dcall_entry, vcall_entry): New typedefs.
2082 (dcall_table, vcall_table): New variables.
2083 (struct vcall_insn): New type.
2084 (vcall_insn_table): New variable.
2085 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2086 (size_of_dcall_table): New function.
2087 (output_dcall_table): New function.
2088 (size_of_vcall_table): New function.
2089 (output_vcall_table): New function.
2090 (dwarf2out_direct_call): New function.
2091 (vcall_insn_table_hash): New function.
2092 (vcall_insn_table_eq): New function.
2093 (dwarf2out_virtual_call_token): New function.
2094 (dwarf2out_virtual_call): New function.
2095 (dwarf2out_init): Allocate new tables and sections.
2096 (prune_unused_types): Mark DIEs referenced from direct call table.
2097 (dwarf2out_finish): Output direct and virtual call tables.
2098 * final.c (final_scan_insn): Call direct_call and virtual_call
2100 * debug.h (struct gcc_debug_hooks): Add direct_call,
2101 virtual_call_token, virtual_call hooks.
2102 (debug_nothing_uid): New function.
2103 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2104 (debug_nothing_uid): New function.
2105 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2106 (xcoff_debug_hooks): Likewise.
2107 * sdbout.c (sdb_debug_hooks): Likewise.
2108 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2109 * doc/invoke.texi (-fenable-icf-debug): New option.
2111 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2114 * regmove.c (regmove_backward_pass): Replace src with dst in the
2115 debug insn, and check for dst before rather than after.
2117 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2119 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2120 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2122 2009-10-08 Jan Hubicka <jh@suse.cz>
2125 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2126 do not mark cgraph nodes as needed.
2127 (record_references_in_initializer): Add new only_vars parameter.
2128 * cgraph.h (record_references_in_initializer): New parameter.
2129 * varasm.c (assemble_variable): Update call.
2130 * varpool.c (varpool_analyze_pending_decls): Always look for
2133 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2135 * config/avr/avr.c (last_insn_address) Remove variable.
2136 (expand_prologue): Don't initialise last_insn_address variable.
2137 (final_prescan_insn): Don't output insn size.
2138 * config/avr/avr.opt (msize): Remove switch.
2139 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2142 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2144 * combine.c (label_tick_ebb_start): Fix comment.
2145 (combine_instructions): Set label_tick and label_tick_ebb_start before
2146 calling setup_incoming_promotions. Start them from 1. Increment
2147 label_tick instead of deriving it from the BB index. Rather than
2148 comparing ticks use the block from the previous iteration to decide
2149 whether to start a new EBB. Remove empty lines before function.
2151 2009-10-08 Michael Matz <matz@suse.de>
2154 * builtins.c (fold_builtin_isascii): Use fold_build2.
2155 (fold_builtin_isdigit): Ditto.
2156 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2157 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2158 remove_useless_stmts_cond, remove_useless_stmts_tf,
2159 remove_useless_stmts_tc, remove_useless_stmts_bind,
2160 remove_useless_stmts_goto, remove_useless_stmts_label,
2161 remove_useless_stmts_1, remove_useless_stmts,
2162 pass_remove_useless_stmts): Remove.
2163 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2164 * passes.c (init_optimization_passes): Don't add
2165 pass_remove_useless_stmts.
2166 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2167 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2169 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2170 for static constants.
2171 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2172 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2174 2009-10-08 Richard Guenther <rguenther@suse.de>
2176 * gimple.c (free_gimple_type_tables): New function.
2177 * gimple.h (free_gimple_type_tables): Declare.
2179 2009-10-07 Mark Heffernan <meheff@google.com>
2181 * ipa-prop.c (ipa_print_node_params) Only print
2182 names of named arguments.
2184 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2186 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2187 being statically linked.
2189 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2191 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2193 2009-10-08 Jan Hubicka <jh@suse.cz>
2196 * ipa.c (cgraph_externally_visible_p,
2197 function_and_variable_visibility,
2198 whole_program_function_and_variable_visibility): Skip non-finalized
2201 2009-10-08 Nick Clifton <nickc@redhat.com>
2203 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2206 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2209 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2211 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2214 * c-common.c (c_fully_fold_internal): Strip nops from the result
2215 of recursive calls to c_fully_fold_internal.
2216 (c_wrap_maybe_const): New.
2217 (c_save_expr): Use c_wrap_maybe_const.
2218 * c-common.h (c_wrap_maybe_const): Declare.
2219 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2220 build_binary_op): Use c_wrap_maybe_const.
2222 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2224 * real.c: Fix comment to reflect actual exponent size.
2226 2009-10-08 Ben Elliston <bje@au.ibm.com>
2228 * config/rs6000/a2.md: Add FSF comment header.
2230 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2232 * config/i386/i386.md (any_extend): New code iterator.
2233 (u, s): New code attributes.
2235 (DWIH): Rewrite as code iterator for SI and DI modes.
2236 (DWI): Rewrite as mode attribute.
2237 (dwi): New mode attribute.
2238 (di): Depend on SI mode and DI mode.
2239 (doubleint_general_operand): Remove mode attribute.
2241 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2244 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2245 (*sub<mode>3_doubleword): Ditto.
2247 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2248 using SWIM248 mode iterator.
2249 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2250 using SWI48 mode iterator.
2251 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2252 patterns using DWIH mode iterator and any_extend code iterator.
2253 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2254 using any_extend code iterator.
2255 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2256 patterns using DWIH mode iterator and any_extend code iterator.
2257 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2258 using any_extend code iterator.
2259 (<s>mul<mode>3_highpart): Macroize expander from
2260 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2261 and any_extend code iterator.
2262 (*<s>muldi3_highpart_1): Macroize insn from
2263 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2264 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2265 patterns using any_extend code iterator.
2266 (*<s>mulsi3_highpart_zext): Macroize insn from
2267 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2269 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2271 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2272 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2273 refering to a DIE with DW_AT_const_value.
2275 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2278 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2280 2009-10-06 Jan Hubicka <jh@suse.cz>
2282 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2285 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2288 *lea_2_rex64): Move before *add<mode>_1 pattern.
2290 2009-10-07 Jan Hubicka <jh@suse.cz>
2292 * collect2.c (main): Add -fno-whole-program.
2293 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2295 2009-10-07 Jan Hubicka <jh@suse.cz>
2297 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2298 has no address taken.
2299 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2301 (cgraph_clone_node): Clear externally_visible flag for clones.
2302 * cgraph.h (cgraph_only_called_directly_p,
2303 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2304 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2305 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2306 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2307 ipcp_insert_stage): Likwise.
2308 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2309 externally_visible flag.
2310 (verify_cgraph_node): Verify that inline clones look right.
2311 (process_function_and_variable_attributes): Do not set
2312 externally_visible flags.
2313 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2315 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2317 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2318 clear externally_visible when turning into inline clones
2319 (cgraph_mark_inline_edge): Use new predicates.
2320 (cgraph_estimate_growth): Likewise.
2321 (cgraph_decide_inlining): Likewise.
2322 * ipa.c (cgraph_postorder): Likewise.
2323 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2324 that inline clones are not needed.
2325 (cgraph_externally_visible_p): New predicate.
2326 (function_and_variable_visibility): Add whole_program parameter;
2327 always set externally_visible flag; handle COMDAT function
2329 (local_function_and_variable_visibility): New function.
2330 (gate_whole_program_function_and_variable_visibility): New function.
2331 (whole_program_function_and_variable_visibility): New function.
2332 (pass_ipa_whole_program_visibility): New function.
2333 * passes.c (init_optimization_passes): Add whole program visibility
2335 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2336 not care about needed/reachable flags.
2337 * varpool.c: Include flags.h
2338 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2339 (varpool_finalize_decl): When we are in LTO read-back, all variables
2341 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2343 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2345 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2348 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2350 * config.gcc: Don't include the makefile fragments intended for
2352 * config/s390/fixdfdi.h: File removed.
2353 * config/s390/libgcc-glibc.ver: File removed.
2354 * config/s390/s390.h: Remove the fixdfdi.h hack.
2355 * config/s390/t-crtstuff: File moved to libgcc dir.
2356 * config/s390/t-linux: Likewise.
2357 * config/s390/t-tpf: libgcc specific parts removed.
2358 * config/s390/t-linux64: Likewise.
2360 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2362 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2363 (lto-compress.o): Likewise.
2365 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2368 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2369 dllexport to class members here.
2370 (i386_pe_determine_dllimport_p): Only check static class data for
2372 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2373 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2374 functions for vague linkage.
2375 (i386_pe_type_dllexport_p): Fix formatting.
2376 (maybe_add_dllexport) New function.
2377 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2380 2009-10-07 Ben Elliston <bje@au.ibm.com>
2382 * config/rs6000/a2.md: Remove duplicated lines.
2384 2009-10-07 Ben Elliston <bje@au.ibm.com>
2386 * config.gcc (powerpc*-*-*): Handle a2.
2387 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2388 * config/rs6000/a2.md: New file.
2389 * config/rs6000/rs6000.opt (mno-update): New.
2390 (mupdate): Return to using a mask, not a var.
2391 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2392 (enum processor_type): Add PROCESSOR_PPCA2.
2393 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2394 (rs6000_override_options): Add "a2" to processor_target_table.
2395 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2396 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2398 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2401 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2402 reference to nonexistent gen_truncxfxf2 function.
2404 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2407 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2408 (general_operand): Handle TI mode.
2409 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2410 using SDWIM mode iterator.
2411 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2412 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2413 using DWI mode iterator.
2414 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2415 patterns using SWI mode iterator.
2416 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2417 using SWI48 mode iterator.
2418 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2419 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2420 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2421 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2422 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2423 using SDWIM mode iterator.
2424 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2425 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2426 using DWI mode iterator.
2427 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2428 patterns using SWI mode iterator.
2429 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2430 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2431 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2432 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2433 patterns using plusminus code iterator.
2434 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2435 sub<mode>3 patterns using plusminus code iterator.
2436 * config/i386/i386.c (override_options): Update the call to
2437 gen_subdi_carry_rex64 for renamed function.
2438 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2439 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2440 calls to instruction expanders.
2442 2009-10-06 Martin Jambor <mjambor@suse.cz>
2445 * opts.c (decode_options): Run IPA-SRA at -O2.
2447 2009-10-06 Richard Guenther <rguenther@suse.de>
2449 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2451 2009-10-06 Tobias Burnus <burnus@net-b.de>
2454 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2455 -flto and -fwhole-program flags can be combined.
2457 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2460 * gcc.c (process_command): Check that -o argument was specified.
2462 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2464 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2466 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2468 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2469 * doc/invoke.texi (Warning Options): Annotate allowed languages
2470 for -Wunsuffixed-float-constants.
2472 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2474 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2475 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2476 same name and isn't the main variant.
2479 * dwarf2out.c (loc_by_reference): Removed.
2480 (dw_loc_list_1): New function.
2481 (dw_loc_list): Remove toplev argument, add want_address argument.
2482 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2483 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2484 want_address == 2 to dw_loc_list. For successful dw_loc_list
2485 set have_address to 1 only if want_address is not 0.
2487 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2489 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2490 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2491 a code block followed by two pointers.
2492 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2493 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2494 (MIPS_MOVE): Likewise.
2495 (MIPS_LUI): Likewise.
2496 (MIPS_JR): Likewise.
2497 (MIPS_BAL): Likewise.
2498 (MIPS_NOP): Likewise.
2499 (mips_asm_trampoline_template): Delete.
2500 (mips_trampoline_code_size): New function.
2501 (mips_trampoline_init): Add shorter sequences for all cases
2502 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2503 Calculate the opcodes directly, rather than copying from a template.
2504 Only flush the code part of the trampoline.
2505 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2507 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2509 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2510 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2511 (INCOMING_RETURN_ADDR_RTX): Likewise.
2512 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2514 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2515 with RETURN_ADDR_REGNUM.
2516 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2517 * config/mips/mips.c (mips16_build_call_stub): Replace
2518 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2519 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2520 (mips_print_operand_punctuation): Likewise.
2521 (mips_frame_set): Likewise.
2522 (mips16e_output_save_restore): Likewise.
2523 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2524 (mips_save_reg_p): Likewise.
2525 (mips_return_addr): Likewise.
2526 (mips_set_return_address): Likewise.
2527 (mips_direct_save_slot_move_p): Likewise.
2528 (mips_output_function_prologue): Likewise.
2529 (mips_restore_reg): Likewise.
2530 (mips_expand_epilogue): Likewise.
2531 (mips_epilogue_uses): Likewise.
2532 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2533 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2534 (clear_hazard_<mode>): Likewise.
2535 (call_internal): Likewise.
2536 (call_internal_direct): Likewise.
2537 (call_direct_split): Likewise.
2538 (call_value_internal): Likewise.
2539 (call_value_split): Likewise.
2540 (call_value_internal_direct): Likewise.
2541 (call_value_direct_split): Likewise.
2542 (call_value_multiple_internal): Likewise.
2543 (call_value_multiple_split): Likewise.
2545 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2546 Jakub Jelinek <jakub@redhat.com>
2548 PR rtl-optimization/41511
2549 * combine.c (record_value_for_reg): Pass explicit values as argument
2550 to get_last_value_validate.
2551 (get_last_value_validate): Document INSN parameter.
2552 For non-readonly MEMs, assume they might have been modified if INSN
2553 was in another basic block.
2554 (get_last_value): Minor reformatting.
2556 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2559 * final.c (asm_str_count): Split out from asm_insn_count.
2560 * rtl.h (asm_str_count): New prototype.
2561 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2564 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2566 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2568 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2569 Rafael Espindola <espindola@google.com>
2571 * gengtype.c (write_types): Moved call to write_func_for_structure
2572 into seperate loops.
2574 2009-10-05 Richard Guenther <rguenther@suse.de>
2577 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2578 (input_cgraph_1): Input toplevel asms.
2580 2009-10-05 Richard Guenther <rguenther@suse.de>
2583 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2584 (external_aggregate_decl_p): Likewise.
2585 (lto_symtab_compatible): Re-structure. Remove dead code.
2586 For variables ignore toplevel qualifiers when comparing types.
2587 Issue warnings, not errors for mismatched user-alignment.
2589 2009-10-05 Richard Guenther <rguenther@suse.de>
2593 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2594 (struct lto_symtab_identifier_def): Likewise.
2595 (struct lto_symtab_decl_def): Likewise.
2596 (struct lto_symtab_entry_def): New.
2597 (lto_symtab_identifier_t): Rename to ...
2598 (lto_symtab_entry_t): ... this.
2599 (lto_symtab_decls): Remove.
2600 (lto_symtab_base_hash): Rename to ...
2601 (lto_symtab_entry_hash): ... this.
2602 (lto_symtab_base_eq): Rename to ...
2603 (lto_symtab_entry_eq): ... this.
2604 (lto_symtab_base_marked_p): Rename to ...
2605 (lto_symtab_entry_marked_p): ... this.
2606 (lto_symtab_identifier_marked_p): Remove.
2607 (lto_symtab_decl_marked_p): Likewise.
2608 (lto_symtab_maybe_init_hash_tables): Rename to ...
2609 (lto_symtab_maybe_init_hash_table): ... this.
2610 (lto_symtab_set_resolution_and_file_data): Remove.
2611 (lto_symtab_register_decl): New function.
2612 (lto_symtab_get_identifier): Remove.
2613 (lto_symtab_get): New function.
2614 (lto_symtab_get_resolution): Adjust.
2615 (lto_symtab_get_identifier_decl): Remove.
2616 (lto_symtab_set_identifier_decl): Likewise.
2617 (lto_symtab_merge_decl): Rename to ...
2618 (lto_symtab_merge): ... this. Rewrite.
2619 (lto_symtab_merge_var): Remove.
2620 (lto_symtab_merge_fn): Likewise.
2621 (lto_symtab_prevailing_decl): Adjust.
2622 (lto_cgraph_replace_node): New function.
2623 (lto_symtab_merge_decls_2): Likewise.
2624 (lto_symtab_merge_decls_1): Likewise.
2625 (lto_symtab_fixup_var_decls): Likewise.
2626 (lto_symtab_resolve_symbols): Likewise.
2627 (lto_symtab_merge_decls): Likewise.
2628 (lto_symtab_prevailing_decl): Adjust.
2629 (lto_symtab_get_symtab_def): Remove.
2630 (lto_symtab_get_file_data): Likewise.
2631 (lto_symtab_clear_resolution): Adjust.
2632 (lto_symtab_clear_resolution): Likewise.
2633 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2634 (input_cgraph_1): Likewise.
2635 * lto-streamer-in.c (get_resolution): Do not provide fake
2636 symbol resolutions here.
2637 (deferred_global_decls): Remove.
2638 (lto_register_deferred_decls_in_symtab): Likewise.
2639 (lto_register_var_decl_in_symtab): Change signature, register
2640 variable via lto_symtab_register_decl.
2641 (lto_register_function_decl_in_symtab): Likewise.
2642 (lto_read_tree): Adjust.
2643 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2644 (lto_symtab_merge_var): Likewise.
2645 (lto_symtab_merge_fn): Likewise.
2646 (lto_symtab_register_decl): Declare.
2647 (lto_symtab_merge_decls): Likewise.
2649 2009-10-05 Richard Guenther <rguenther@suse.de>
2651 PR tree-optimization/23821
2652 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2653 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2654 simple IV increments.
2656 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2658 * config/arm/arm.c (arm_override_options): Really initialize
2659 flag_dwarf2_cfi_asm to 0.
2661 2009-10-05 Doug Kwan <dougkwan@google.com>
2663 PR rtl-optimization/41574
2664 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2665 floating point and we are not doing unsafe math optimizations.
2667 2009-10-03 Simon Baldwin <simonb@google.com>
2668 Cary Coutant <ccoutant@google.com>
2669 Rafael Espindola <espindola@google.com>
2670 Richard Guenther <rguenther@suse.de>
2671 Jan Hubicka <jh@suse.cz>
2672 Doug Kwan <dougkwan@google.com>
2673 H.J. Lu <hongjiu.lu@intel.com>
2674 Bill Maddox <maddox@google.com>
2675 Ryan Mansfield <rmansfield@qnx.com>
2676 Diego Novillo <dnovillo@google.com>
2677 Ollie Wild <aaw@google.com>
2678 Kenneth Zadeck <zadeck@naturalbridge.com>
2680 * lto-cgraph.c: New file.
2681 * lto-compress.c: New file.
2682 * lto-compress.h: New file.
2683 * lto-opts.c: New file.
2684 * lto-section-in.c: New file.
2685 * lto-section-out.c: New file.
2686 * lto-streamer-in.c: New file.
2687 * lto-streamer-out.c: New file.
2688 * lto-streamer.c: New file.
2689 * lto-streamer.h: New file.
2690 * lto-symtab.c: New file.
2691 * lto-wpa-fixup.c: New file.
2692 * lto-wrapper.c: New file.
2694 2009-10-03 Simon Baldwin <baldwin@google.com>
2695 Ben Elliston <bje@au.ibm.com>
2696 Rafael Espindola <espindola@google.com>
2697 Nathan Froyd <froydnj@codesourcery.com>
2698 Jan Hubicka <jh@suse.cz>
2699 Doug Kwan <dougkwan@google.com>
2700 Diego Novillo <dnovillo@google.com>
2701 Kenneth Zadeck <zadeck@naturalbridge.com>
2703 * Makefile.in (enable_lto): New.
2704 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2705 (LINKER_PLUGIN_API_H): Define.
2706 (LTO_SYMTAB_H): Define.
2707 (LTO_STREAMER_H): Define.
2708 (TREE_VECTORIZER_H): Define.
2709 (INCLUDES): Add LIBELFINC.
2710 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2711 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2712 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2713 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2714 (native): Add lto-wrapper$(exeext)
2715 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2716 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2717 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2718 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2719 (varasm.o): Add dependency on tree-iterator.h.
2720 (cgraph.o): Add dependency on cif-code.def.
2721 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2722 (ipa-pure-const.o): Likewise.
2723 (GTFILES): Add lto-symtab.c.
2724 (install-lto-wrapper): New.
2725 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2726 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2727 * config.in: Regenerate.
2729 2009-10-03 Rafael Espindola <espindola@google.com>
2730 Diego Novillo <dnovillo@google.com>
2732 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2733 ipa_write_summaries.
2734 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2736 (cgraph_optimize): Make extern.
2738 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2739 Kenneth Zadeck <zadeck@naturalbridge.com>
2741 * toplev.c (in_lto_p): Declare.
2742 * collect2.c (scan_prog_file): Read all the output when reading
2743 information for LTO.
2744 (enum lto_mode_d): Declare.
2746 2009-10-03 Richard Guenther <rguenther@suse.de>
2747 Diego Novillo <dnovillo@google.com>
2749 * gimple.c: Include target.h and alias.h.
2750 (gimple_types): Declare.
2751 (type_hash_cache): Declare.
2752 (gimple_alloc_stat): Make extern.
2753 (gimple_build_eh_must_not_throw): Call
2754 gimple_eh_must_not_throw_set_fndecl.
2755 (struct type_pair_d): Declare.
2756 (type_pair_t): Declare.
2757 (type_pair_hash): New.
2758 (type_pair_eq): New.
2759 (lookup_type_pair): New.
2760 (gimple_force_type_merge): New.
2761 (compare_type_names_p): New.
2762 (compare_field_offset): New.
2763 (gimple_types_compatible_p): New.
2764 (struct sccs): Declare.
2765 (next_dfs_num): Declare.
2766 (iterative_hash_gimple_type): New.
2768 (iterative_hash_type_name): New.
2769 (iterative_hash_gimple_type): New.
2770 (gimple_type_hash): New.
2771 (gimple_type_eq): New.
2772 (gimple_register_type): New.
2773 (print_gimple_types_stats): New.
2774 (gimple_signed_or_unsigned_type): New.
2775 (gimple_unsigned_type): New.
2776 (gimple_signed_type): New.
2777 (gimple_get_alias_set): New.
2778 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2779 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2780 (gimple_force_type_merge): Declare.
2781 (gimple_types_compatible_p): Declare.
2782 (gimple_register_type): Declare.
2783 (print_gimple_types_stats): Declare.
2784 (gimple_unsigned_type): Declare.
2785 (gimple_signed_type): Declare.
2786 (gimple_get_alias_set): Declare.
2787 (gimple_eh_must_not_throw_set_fndecl): New.
2789 2009-10-03 Jan Hubicka <jh@suse.cz>
2790 Kenneth Zadeck <zadeck@naturalbridge.com>
2792 * ipa-pure-const.c: Include lto-streamer.h.
2793 (register_hooks): Factor out of ...
2794 (generate_summary): ... here.
2795 (pure_const_write_summary): New.
2796 (pure_const_read_summary): New.
2797 (pass_ipa_pure_const): Add pure_const_write_summary and
2798 pure_const_read_summary.
2799 * ipa-reference.c: Include lto-streamer.h.
2800 (add_new_function): New.
2801 (remove_node_data): New.
2802 (duplicate_node_data): New.
2803 (ipa_init): Guard against multiple calls.
2804 Move hook setup from analyze_function.
2805 (write_node_summary_p): New.
2806 (ipa_reference_write_summary): New.
2807 (ipa_reference_read_summary): New.
2808 (pass_ipa_reference): Add ipa_reference_write_summary and
2809 ipa_reference_read_summary.
2810 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2811 (struct cgraph_edge): Add fields lto_stmt_uid and
2812 call_stmt_cannot_inline_p.
2813 (cgraph_optimize): Declare.
2814 (cgraph_decide_is_function_needed): Declare.
2815 (reset_inline_failed): Declare.
2816 (enum LTO_cgraph_tags): Declare.
2817 (LTO_cgraph_tag_names): Declare.
2818 (LCC_NOT_FOUND): Define.
2820 2009-10-03 Doug Kwan <dougkwan@google.com>
2821 Rafael Espindola <espindola@google.com>
2822 Jan Hubicka <jh@suse.cz>
2823 Diego Novillo <dnovillo@google.com>
2824 Kenneth Zadeck <zadeck@naturalbridge.com>
2826 * passes.c (all_regular_ipa_passes): New.
2827 (all_ipa_passes): Rename to all_small_ipa_passes.
2828 (init_optimization_passes): Init all_regular_ipa_passes.
2829 * tree-pass.h (all_regular_ipa_passes): New.
2830 (all_ipa_passes): Rename to all_small_ipa_passes.
2831 * passes.c (all_lto_gen_passes): New.
2832 (init_optimization_passes): Initialize all_lto_gen_passes.
2833 (execute_ipa_summary_passes): Make non-static.
2834 (ipa_write_summaries_1): New.
2835 (ipa_write_summaries_2): New.
2836 (ipa_write_summaries): New.
2837 (ipa_write_summaries_of_cgraph_node_set): New.
2838 (ipa_read_summaries_1): New.
2839 (ipa_read_summaries): New.
2840 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2841 (execute_regular_ipa_pass_list): Remove.
2842 (init_optimization_passes): Schedule
2843 pass_rebuild_cgraph_edges and pass_early_inline outside
2844 of pass_all_early_optimizations. Document reason.
2845 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
2846 pass_ipa_lto_finish_out): New pass.
2847 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
2848 (execute_all_ipa_transforms): New.
2849 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
2850 (dump_properties, debug_properties): New.
2851 * tree-optimize.c (gate_all_early_local_passes): Return
2852 false if we are in lto1.
2853 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
2854 * tree-pass.h (execute_all_ipa_transforms): Declare.
2855 (pass_ipa_function_and_variable_visibility): Declare.
2856 (pass_ipa_early_inline): Declare.
2857 (pass_ipa_lto_gimple_out): Declare.
2858 (pass_ipa_lto_wpa_fixup): Declare.
2859 (pass_ipa_lto_finish_out): Declare.
2860 (all_small_ipa_passes, all_regular_ipa_passes,
2861 all_lto_gen_passes): Declare.
2862 (execute_ipa_summary_passes): Declare.
2863 (execute_all_ipa_transforms): Declare.
2864 (ipa_write_summaries): Declare
2865 (ipa_write_summaries_of_cgraph_node_set): Declare.
2866 (ipa_read_summaries): Declare.
2868 2009-10-03 Doug Kwan <dougkwan@google.com>
2869 Ollie Wild <aaw@google.com>
2871 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2873 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2874 (lto_mode): New variable.
2875 (maybe_run_lto_and_relink): Handle the -fwpa option.
2876 (main): Handle the -fwpa option.
2877 (maybe_unlink_list): New function.
2878 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2879 * common.opt (flto): New flag.
2880 * toplev.c (flag_generate_lto): Declare.
2882 2009-10-03 Simon Baldwin <simonb@google.com>
2884 * common.opt (flto-compression-level): New flag.
2886 * opts.c: Include lto-opts.h.
2887 (handle_option): Call lto_register_user_option for each
2888 valid option handled.
2889 (decode_options): Clear registered options before the options
2892 2009-10-03 Cary Coutant <ccoutant@google.com>
2894 * collect2.c (is_elf): New function.
2895 (scan_prog_file): Require LTO object to be in ELF format.
2897 2009-10-03 Rafael Espindola <espindola@google.com>
2899 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2900 libgcc to the linker.
2902 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2904 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2905 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2907 * collect2.h (collect_execute): Add flags argument.
2908 * tlink.c (tlink_execute): Update call to collect_execute.
2909 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2910 (use_linker_plugin): New.
2911 (use_linker_plugin_spec_function): New.
2912 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2913 (linker_plugin_file_spec): New.
2914 (lto_wrapper_spec): New.
2915 (lto_gcc_spec): New.
2916 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2917 (static_spec_functions): Add use-linker-plugin.
2918 (process_command): Handle -use-linker-plugin.
2919 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2920 linker_plugin_file_spec and lto_gcc_spec.
2921 (use_linker_plugin_spec_function): New.
2923 2009-10-03 Richard Guenther <rguenther@suse.de>
2927 * tree.h (is_lang_specific): Include LANG_TYPE.
2928 * tree.c (find_decls_types_r): Manually add interesting parts
2929 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2931 * gimple.c (type_pair_hash): Make symmetric.
2932 (type_pair_eq): Likewise.
2933 (lookup_type_pair): Increase initial hashtable size.
2934 (gimple_force_type_merge): Rely on type-pair symmetry.
2935 (visit): Remove excessive checking code.
2936 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2937 (gimple_register_type): Remove getenv calls, shrink initial
2941 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2942 inline functions if not generating lto output.
2945 * toplev.c (finalize): In WPA mode remove the asm file.
2947 2009-10-03 Doug Kwan <dougkwan@google.com>
2949 * ipa-inline.c (cgraph_mark_inline): Check
2950 edge->call_stmt_cannot_inline_p instead of calling
2951 gimple_call_cannot_inline_p.
2952 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2953 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2954 (inline_generate_summary): Do nothing in LTRANS.
2955 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2956 exists before calling gimple_call_cannot_inline_p.
2957 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2958 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2959 Update new_edge->lto_stmt_uid.
2960 * cgraphbuild.c (reset_inline_failed): New.
2962 * common.opt (fwpa): New flag.
2963 (fltrans): New option.
2964 * gcc.c (gcc_lto_option_t): New type.
2965 (current_lto_option): New variable.
2966 (lto_single_spec_function): Remove and is replaced by ..
2967 (lto_option_spec_function): New function.
2968 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2969 passing the -flto flag.
2970 (cc1_options): Separate non-LTO related parts into ..
2971 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2972 (lto1_options): New spec for lto FE.
2973 (link_lto_options): New spec for handling LTO flags in linker.
2974 (invoke_lto_single): Re-format to fit in 80 column. Replace
2975 lto-single with lto-option.
2976 (static_specs): Add cc1_non_lto_options, lto1_options and
2978 (static_spec_function): Replace lto-single with lto-option.
2979 (process_command): Handle -flto, -fwpa and -fltran by setting
2980 current_lto_option and not passing it to subprocess unconditionally.
2982 2009-10-03 Bill Maddox <maddox@google.com>
2984 Add `gcc' driver support for link-time code generation (LTO).
2986 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2987 (lto_flag, lto_objects, lto_o_file): New variables.
2988 (struct lto_object, struct lto_object_list): New structures.
2989 (collect_exit, handler): Remove LTO temporary output file on exit.
2990 (add_lto_object): New function.
2991 (maybe_run_lto_and_relink): New function. Perform link time code
2992 generation and relinking for object files containing LTO information.
2993 (main): Invoke maybe_run_lto_and_relink().
2994 (dump_argv): New function. For debugging, currently disabled.
2995 (scan_prog_file): Add LTO information pass.
2996 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2998 * toplev.c (compile_file): Emit assembler directive to create
2999 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3001 2009-10-03 Diego Novillo <dnovillo@google.com>
3003 * c.opt: Add LTO to warn_abi and warn_psabi.
3005 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3006 inline function. Ignore language-specific nodes. Update all users.
3007 (find_decls_types_r): Do not traverse the subtrees of
3008 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3009 * tree.h (is_lang_specific): New.
3010 * langhooks.h (struct lang_hooks_for_decls): Remove
3011 may_need_assembler_name_p. Update all users.
3013 * c-common.c (set_builtin_user_assembler_name): Move ...
3014 * builtins.c (set_builtin_user_assembler_name): ... here.
3015 (is_builtin_name): Add comment
3016 (is_builtin_fn): New.
3017 * except.c (output_ttype): Only call
3018 lookup_type_for_runtime if TYPE is not a runtime type.
3020 * passes.c (register_pass): Call position_pass on
3021 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3022 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3023 (TV_IPA_LTO_DECL_IO): Define.
3024 (TV_IPA_LTO_CGRAPH_IO): Define.
3026 (TV_WHOPR_WPA): Define.
3027 (TV_WHOPR_WPA_IO): Define.
3028 (TV_WHOPR_LTRANS): Define.
3029 (TV_WHOPR_WPA_FIXUP): Define.
3030 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3031 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3032 * tree-flow.h (tree_node_can_be_shared): Declare.
3033 * tree-inline.c (tree_can_inline_p): Check that E has a
3034 statement associated with it.
3035 * tree.c (free_lang_data_in_binf): Factor out of ...
3036 (free_lang_data_in_type): ... here.
3037 Call RECORD_OR_UNION_TYPE_P.
3038 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3039 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3040 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3041 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3042 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3043 (gate_free_lang_data): Return true if flag_generate_lto is set.
3044 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3045 * c-common.h (set_builtin_user_assembler_name): Move ...
3046 * tree.h (set_builtin_user_assembler_name): ... here.
3048 * common.opt (flto-report): New flag.
3049 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3050 * collect2.c (scan_prog_file): Send the error output of
3051 'nm' to HOST_BIT_BUCKET.
3053 2009-10-03 Ollie Wild <aaw@google.com>
3055 * langhooks-def.h (lhd_begin_section): New function declaration.
3056 (lhd_write_section): New function declaration.
3057 (lhd_end_section): New function declaration.
3058 (LANG_HOOKS_BEGIN_SECTION): New macro.
3059 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3060 (LANG_HOOKS_END_SECTION): New macro.
3061 (LANG_HOOKS_LTO): New macro.
3062 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3063 * langhooks.c (output.h): Add include.
3064 (saved_section): New static variable.
3065 (lhd_begin_section): New function.
3066 (lhd_write_section_data): New function.
3067 (lhd_end_section): New function.
3068 * langhooks.h (struct lang_hooks_for_lto): New structure.
3069 (struct lang_hooks): Add member lto.
3070 * Makefile.in (langhooks.o): Add dependency on output.h.
3072 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3074 2009-10-03 Richard Guenther <rguenther@suse.de>
3076 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3079 2009-10-03 Simon Baldwin <simonb@google.com>
3080 Richard Guenther <rguenther@suse.de>
3081 Janis Johnson <janis187@us.ibm.com>
3082 Doug Kwan <dougkwan@google.com>
3083 Diego Novillo <dnovillo@google.com>
3084 Ramana Radhakrishnan <ramana.r@gmail.com>
3085 Ollie Wild <aaw@google.com>
3087 * doc/install.texi: Add documentation for libelf and --enable-lto.
3088 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3089 -flto-report, -flto-compression-level and -use-linker-plugin.
3090 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3091 Add section for LTO Testing.
3093 2009-10-02 Cary Coutant <ccoutant@google.com>
3095 Add support for comdat type sections for DWARF v4.
3096 Merge from dwarf4 branch.
3098 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3099 (dw_die_ref): Define vector type.
3100 (enum dw_val_class): Add dw_val_class_data8.
3101 (struct dw_val_struct): Add v.val_data8.
3102 (comdat_type_node_ref): New type.
3103 (struct die_struct): Move die_symbol into a union; add new field
3104 die_type_node. Change all uses.
3105 (comdat_type_node): New type.
3106 (skeleton_chain_node): New type.
3107 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3108 (comdat_type_list): New variable.
3109 (dwarf_tag_name): Add DW_TAG_type_unit.
3110 (dwarf_attr_name): Add DW_AT_signature.
3111 (add_AT_data8): New function.
3112 (replace_child): New function.
3113 (move_all_children): New function.
3114 (print_signature): New function.
3115 (print_die): Print signature information; add dw_val_class_data8.
3116 (attr_checksum): Support dw_val_class_data8.
3117 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3118 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3119 (checksum_sleb128, checksum_uleb128): New functions.
3120 (checksum_die_context): New function.
3121 (loc_checksum_ordered): New function.
3122 (attr_checksum_ordered): New function.
3123 (struct checksum_attributes): New structure.
3124 (collect_checksum_attributes): New function.
3125 (die_checksum_ordered): New function.
3126 (generate_type_signature): New function.
3127 (same_dw_val_p): Add dw_val_class_data8.
3128 (is_symbol_die): Use new is_declaration_die function.
3129 (is_declaration_die): New function.
3130 (should_move_die_to_comdat): New function.
3131 (clone_die): New function.
3132 (clone_tree): New function.
3133 (clone_as_declaration): New function.
3134 (copy_declaration_context): New function.
3135 (generate_skeleton_ancestor_tree): New function.
3136 (generate_skeleton_bottom_up): New function.
3137 (generate_skeleton): New function.
3138 (remove_child_or_replace_with_skeleton): New function.
3139 (break_out_comdat_types): New function.
3140 (struct decl_table_entry): New type.
3141 (htab_decl_hash): New function.
3142 (htab_decl_eq): New function.
3143 (htab_decl_del): New function.
3144 (copy_ancestor_tree): New function.
3145 (copy_decls_walk): New function.
3146 (copy_decls_for_unworthy_types): New function.
3147 (build_abbrev_table): Don't assert on missing die_symbol when doing
3148 comdat type sections.
3149 (size_of_die): Use DW_FORM_sig8 for external references. Add
3151 (unmark_dies): Don't assert for unmarked dies when doing comdat
3153 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3154 (output_signature): New function.
3155 (output_die): Likewise.
3156 (output_compilation_unit_header): Mark output as DWARF version 3
3157 even if generating DWARF 4.
3158 (output_comdat_type_unit): New function.
3159 (output_line_info): Mark output as DWARF version 3 even if generating
3161 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3163 (dwarf2out_end_source_file): Likewise.
3164 (prune_unused_types_walk_attribs): Don't follow references into
3165 comdat type sections.
3166 (prune_unused_types_mark): When generating type units, do not mark
3167 children of non-defining declarations of types; do mark children of
3169 (prune_unused_types): Process comdat type sections.
3170 (htab_ct_hash): New function.
3171 (htab_ct_eq): New function.
3172 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3173 Add a pointer to the line table from type unit entries so
3174 DW_AT_decl_file has meaning.
3175 * varasm.c (default_elf_asm_named_section): Use identifier name as
3176 comdat key instead of lang hook.
3178 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3180 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3182 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3184 * config/i386/i386.md (SWIM248): New mode iterator.
3185 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3186 divmodhi4 patterns using SWIM248 macro.
3187 (*divmod<mode>4): Macroize insn_and_split pattern from
3188 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3189 and their corresponding splitters usign SWIM248 macro. Split SImode
3190 insn to generate cltd and DImode insn to generate cqto instead of
3191 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3192 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3193 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3194 *divmodsi_noext patterns using SWIM248 macro.
3195 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3196 udivmodhi4 patterns using SWIM248 macro.
3197 (*udivmod<mode>4): Macroize insn_and_split pattern from
3198 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3199 corresponding splitters using SWIM248 macro.
3200 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3201 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3203 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3205 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3206 of zero-sized element is zero-sized regardless of its extent.
3208 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3211 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3212 * configure: Regenerated.
3213 * config.in: Regenerated.
3214 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3215 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3216 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3217 not emitting .eh_frame, emit .cfi_sections .debug_frame
3222 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3223 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3225 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3226 vars use DECL_RTL with resetting it back to NULL afterwards.
3227 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3228 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3229 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3230 the attribute type allows it, otherwise use DW_FORM_dataN.
3231 (mem_loc_descriptor): Handle CONST_STRING.
3232 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3233 Handle MEM with CONST_STRING address using add_AT_string.
3234 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3235 CONST_STRING for const arrays initialized with a string literal.
3236 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3237 (dwarf2out_finish): Call resolve_addr.
3239 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3240 Maxim Kuvyrkov <maxim@codesourcery.com>
3242 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3244 2009-10-02 Nick Clifton <nickc@redhat.com>
3246 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3247 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3249 2009-10-01 Jan Hubicka <jh@suse.cz>
3251 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3252 (cgraph_create_virtual_clone): Just pass redirect_callers
3254 * cgraph.h (cgraph_clone_node): Update prototype.
3255 * ipa-pure-const.c (self_recursive_p): New function.
3256 (propagate): Use it.
3257 * ipa-inline.c (cgraph_clone_inlined_nodes,
3258 cgraph_decide_recursive_inlining): Update.
3260 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3262 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3263 instructions for TARGET_OCTEON.
3265 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3267 * config/arm/arm.c (arm_override_options): Turn off
3268 flag_dwarf2_cfi_asm for AAPCS variants.
3270 2009-10-01 Martin Jambor <mjambor@suse.cz>
3273 * tree-sra.c (convert_callers): Do not call
3274 compute_inline_parameters on one caller more than once.
3276 2009-10-01 Nick Clifton <nickc@redhat.com>
3278 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3279 an empty string if not already defined.
3281 2009-10-01 Martin Jambor <mjambor@suse.cz>
3284 * tree-sra.c (is_va_list_type): New function.
3285 (find_var_candidates): Call is_va_list_type.
3286 (find_param_candidates): Check that the type or the type pointed
3287 to are not va_list types.
3289 2009-10-01 Martin Jambor <mjambor@suse.cz>
3292 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3293 DECL_ARTIFICIAL (param_decl) is true.
3295 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3297 * tree.h (tree_decl_common::lang_flag_8): New.
3298 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3300 * c-common.h (RID_CONSTEXPR): New.
3302 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3304 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3305 Use ref-all pointers.
3306 (alpha_gimplify_va_arg): Ditto.
3308 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3311 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3312 before insn counting loop now that BB_END (bb) is counted. Ensure
3313 the return value isn't zero.
3315 2009-09-30 Nick Clifton <nickc@redhat.com>
3317 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3318 with separate definitions of c_target_objs and cxx_target_objs.
3319 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3321 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3322 sh_symbian_import_export_class.
3323 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3324 * config/sh/symbian.c: Delete, moving code into...
3325 * config/sh/symbian-base.c: ... here
3326 * config/sh/symbian-c.c: ... and here
3327 * config/sh/symbian-cxx.c: ... and here.
3329 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3332 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3333 of plus RTX into register.
3335 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3337 * doc/install.texi: Linguistic and markup fixes.
3338 (Configuration) <--disable-cpp>: Remove description.
3339 <--enable-maintainer-mode>: Autotools files are affected, too.
3340 <--with-sysroot>: Improve description.
3341 (Building): Bump required GNU make version.
3343 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3345 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3346 (x86_64-*-*): Ditto.
3348 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3349 intrinisics for FMA4.
3350 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3351 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3352 Add FMA4 check and fma4intrin.h.
3353 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3355 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3356 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3357 constant for FMA4 support.
3358 (UNSPEC_FMA4_FMADDSUB): Ditto.
3359 (UNSPEC_FMA4_FMSUBADD): Ditto.
3360 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3361 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3362 (ix86_expand_fma4_multiple_memory): Ditto.
3363 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3364 (OPTION_MASK_ISA_FMA4_UNSET): New.
3365 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3366 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3367 (ix86_handle_option): Handle -mfma4.
3368 (isa_opts): Handle -mfma4.
3369 (enum pta_flags): Add PTA_FMA4.
3370 (override_options): Add FMA4 support.
3371 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3372 (IX86_BUILTIN_VFMADDSD): Ditto.
3373 (IX86_BUILTIN_VFMADDPS): Ditto.
3374 (IX86_BUILTIN_VFMADDPD): Ditto.
3375 (IX86_BUILTIN_VFMSUBSS): Ditto.
3376 (IX86_BUILTIN_VFMSUBSD): Ditto.
3377 (IX86_BUILTIN_VFMSUBPS): Ditto.
3378 (IX86_BUILTIN_VFMSUBPD): Ditto.
3379 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3380 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3381 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3382 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3383 (IX86_BUILTIN_VFNMADDSS): Ditto.
3384 (IX86_BUILTIN_VFNMADDSD): Ditto.
3385 (IX86_BUILTIN_VFNMADDPS): Ditto.
3386 (IX86_BUILTIN_VFNMADDPD): Ditto.
3387 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3388 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3389 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3390 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3391 (IX86_BUILTIN_VFMADDPS256): Ditto.
3392 (IX86_BUILTIN_VFMADDPD256): Ditto.
3393 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3394 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3395 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3396 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3397 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3398 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3399 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3400 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3401 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3402 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3403 (enum multi_arg_type): New enum for describing the various FMA4
3404 intrinsic argument types.
3405 (bdesc_multi_arg): New table for FMA4 intrinsics.
3406 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3407 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3409 (ix86_expand_builtin): Add FMA4 intrinsic support.
3410 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3411 operand instructions.
3412 (ix86_expand_fma4_multiple_memory): New function to split the
3413 second memory reference from FMA4 instructions.
3414 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3415 (ssemodesuffixf2s): Ditto.
3416 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3418 (fma4_fmsub<mode>4): Ditto.
3419 (fma4_fnmadd<mode>4): Ditto.
3420 (fma4_fnmsub<mode>4): Ditto.
3421 (fma4_vmfmadd<mode>4): Ditto.
3422 (fma4_vmfmsub<mode>4): Ditto.
3423 (fma4_vmfnmadd<mode>4): Ditto.
3424 (fma4_vmfnmsub<mode>4): Ditto.
3425 (fma4_fmadd<mode>4256): Ditto.
3426 (fma4_fmsub<mode>4256): Ditto.
3427 (fma4_fnmadd<mode>4256): Ditto.
3428 (fma4_fnmsub<mode>4256): Ditto.
3429 (fma4_fmaddsubv8sf4): Ditto.
3430 (fma4_fmaddsubv4sf4): Ditto.
3431 (fma4_fmaddsubv4df4): Ditto.
3432 (fma4_fmaddsubv2df4): Ditto.
3433 (fma4_fmsubaddv8sf4): Ditto.
3434 (fma4_fmsubaddv4sf4): Ditto.
3435 (fma4_fmsubaddv4df4): Ditto.
3436 (fma4_fmsubaddv2df4): Ditto.
3437 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3438 instructions for intrinsics.
3439 (fma4i_fmsub<mode>4): Ditto.
3440 (fma4i_fnmadd<mode>4): Ditto.
3441 (fma4i_fnmsub<mode>4): Ditto.
3442 (fma4i_vmfmadd<mode>4): Ditto.
3443 (fma4i_vmfmsub<mode>4): Ditto.
3444 (fma4i_vmfnmadd<mode>4): Ditto.
3445 (fma4i_vmfnmsub<mode>4): Ditto.
3446 (fma4i_fmadd<mode>4256): Ditto.
3447 (fma4i_fmsub<mode>4256): Ditto.
3448 (fma4i_fnmadd<mode>4256): Ditto.
3449 (fma4i_fnmsub<mode>4256): Ditto.
3450 (fma4i_fmaddsubv8sf4): Ditto.
3451 (fma4i_fmaddsubv4sf4): Ditto.
3452 (fma4i_fmaddsubv4df4): Ditto.
3453 (fma4i_fmaddsubv2df4): Ditto.
3454 (fma4i_fmsubaddv8sf4): Ditto.
3455 (fma4i_fmsubaddv4sf4): Ditto.
3456 (fma4i_fmsubaddv4df4): Ditto.
3457 (fma4i_fmsubaddv2df4): Ditto.
3459 * doc/invoke.texi (-mfma4): Add documentation.
3460 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3462 2009-09-29 Richard Henderson <rth@redhat.com>
3464 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3465 an edge to the new destination block.
3467 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3470 * pa.c (hppa_profile_hook): Use
3471 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3473 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3474 Alexander Monakov <amonakov@ispras.ru>
3477 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3478 (not_postinc_memory_operand): New.
3479 (not_postinc_move_operand): New.
3480 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3481 (*cmovsi_internal): Ditto.
3483 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3485 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3486 restrict issue_rate in first pass when scheduling for register
3489 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3490 Rafael Avila de Espindola <espindola@google.com>
3492 * gengtype.c (plugin_output): New.
3493 (get_output_file_with_visibility): Return plugin_output for plugins.
3494 (main): Parse and use the -P option.
3495 * gty.texi: Update the command line format.
3497 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3500 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3502 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3503 out if !const_ok_for_output.
3506 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3507 case VAR_LOCATION>: Remove gcc_unreachable ().
3509 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3511 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3512 (x86_64-*-*): Ditto.
3513 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3514 back to smmintrin.h.
3515 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3516 * config/i386/x86intrin.h: Remove SSE5.
3517 * config/i386/mmintrin-common.h: Delete file.
3518 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3520 2009-09-29 Richard Guenther <rguenther@suse.de>
3522 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3523 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3525 2009-09-29 Nick Clifton <nickc@redhat.com>
3527 * function.c (current_function_name): If there is no current
3528 function just return "<none>".
3530 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3532 * tree-pass.h (register_pass_info): New structure.
3533 (pass_positioning_ops): Move enum from gcc-plugin.h.
3534 (register_pass): New function.
3535 * gcc-plugin.h (plugin_pass): Delete structure.
3536 (pass_positioning_ops): Delete enum.
3537 * plugin.c (regsiter_pass): Delete function.
3538 (position_pass): Delete function.
3539 (added_pass_nodes): Delete variable.
3540 (prev_added_pass_nodes): Delete variable.
3541 (pass_list_node): Delete structure.
3542 * passes.c (make_pass_instance): New function.
3543 (next_pass_1): Change to call make_pass_instance.
3544 (pass_list_node): Move structure from gcc-plugin.h.
3545 (added_pass_nodes): Move variable from plugin.c.
3546 (prev_added_pass_nodes): Move variable from plugin.c.
3547 (position_pass): New function.
3548 (register_pass): New function.
3550 2009-09-28 Easwaran Raman <eraman@google.com>
3552 * ifcvt.c (noce_try_abs): Recognize pattern and call
3553 expand_one_cmpl_abs_nojump.
3554 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3555 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3557 2009-09-28 Ian Lance Taylor <iant@google.com>
3560 * c-opts.c (c_common_handle_option): Don't set
3561 warn_jump_misses_init for -Wall.
3562 * doc/invoke.texi (Warning Options): Update documentation.
3564 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3566 * Makefile.in ($(out_object_file)): Depend on
3567 gt-$(basename $(notdir $(out_file))).h.
3569 2009-09-28 Richard Henderson <rth@redhat.com>
3571 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3572 * except.c (gen_eh_region): Set it.
3573 (duplicate_eh_regions_1): Copy it.
3574 * tree-eh.c (lower_resx): Use it to determine which function
3577 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3578 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3579 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3580 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3581 BUILT_IN_CXA_END_CLEANUP if necessary.
3583 * c-common.c (c_define_builtins): Update call to
3584 build_common_builtin_nodes.
3586 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3588 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3590 2009-09-28 Michael Matz <matz@suse.de>
3592 * builtins.c (interclass_mathfn_icode): New helper.
3593 (expand_builtin_interclass_mathfn): Use it here, and split folding
3595 (fold_builtin_interclass_mathfn): ... this new folder.
3596 (build_call_nofold_loc): New static helper.
3597 (build_call_nofold): New wrapper macro for above.
3598 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3599 (expand_builtin_pow): Ditto.
3600 (expand_builtin_memset_args): Ditto.
3601 (expand_builtin_printf): Ditto.
3602 (expand_builtin_fprintf): Ditto.
3603 (expand_builtin_sprintf): Ditto.
3604 (expand_builtin_memory_chk): Ditto.
3605 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3606 (expand_builtin_stpcpy): Ditto.
3607 (expand_builtin_strcmp): Ditto.
3608 (expand_builtin_strncmp): Ditto.
3609 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3610 (expand_builtin_strcpy_args): Don't call folders.
3611 (expand_builtin_memcmp): Ditto.
3612 (expand_builtin_strncpy): Ditto, and use target.
3613 (expand_builtin_memcpy): Ditto.
3614 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3615 expand_builtin_strpbrk, expand_builtin_memmove,
3616 expand_builtin_memmove_args, expand_builtin_bcopy,
3617 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3618 expand_builtin_strspn, expand_builtin_strcspn,
3619 expand_builtin_fputs): Remove these.
3620 (expand_builtin): Don't call the above, change calls to other
3621 expanders that changed prototype.
3622 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3623 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3624 fold_builtin_interclass_mathfn.
3625 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3626 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3628 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3629 * passes.c (init_optimization_passes): Move pass_fold_builtins
3630 after last phiopt pass.
3631 * tree-inline.c (fold_marked_statements): When folding builtins
3632 iterate over all instruction potentially generated.
3633 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3635 (fold_gimple_call): Use it to always fold calls (into potentially
3636 multiple instructions).
3637 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3638 calls into zero at this time.
3639 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3640 statements generated by builtin folding.
3642 2009-09-28 Nick Clifton <nickc@redhat.com>
3644 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3646 2009-09-28 Duncan Sands <baldrick@free.fr>
3648 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3649 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3650 (register_callback): Dispatch it.
3651 (invoke_plugin_callbacks): Incorporate in sanity check.
3652 * ggc.h (ggc_register_cache_tab): Add declaration.
3653 * ggc-common.c (ggc_register_root_tab): Simplify.
3654 (const_ggc_cache_tab_t): New typedef.
3655 (extra_cache_vec): New vector of dynamically added cache tables.
3656 (ggc_register_cache_tab): New function.
3657 (ggc_scan_cache_tab): New function.
3658 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3659 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3661 2009-09-27 Richard Henderson <rth@redhat.com>
3663 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3664 which we remove __builtin_stack_restore.
3666 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3668 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3669 to test for GRD_INVARIANT.
3670 (simple_rhs_p): Anything that's function_invariant_p is fine.
3672 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3674 * gengtype.c (main): Use plunge_files instead of plugin_output.
3676 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3677 Rafael Avila de Espindola <espindola@google.com>
3679 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3680 Don't print pch related info if it is false.
3681 (main): Don't print pch info in plugin mode.
3683 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3685 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3686 with dw_val_class_const_double.
3687 (struct dw_val_struct): Replace val_long_long with val_double and
3688 adjust for above change.
3689 (output_loc_operands): Likewise.
3690 (add_AT_long_long): Rename into...
3691 (add_AT_double): ...this.
3692 (print_die): Replace dw_val_class_long_long with
3693 dw_val_class_const_double and adjust.
3694 (attr_checksum): Likewise.
3695 (same_dw_val_p): Likewise.
3696 (size_of_die): Likewise.
3697 (value_format): Likewise.
3698 (output_die): Likewise.
3699 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3700 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3701 instead of add_AT_long_long.
3702 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3703 value with the precision of its type.
3705 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3708 * c-typeck.c (build_conditional_expr): Use the readonly and
3709 volatile flags of the operand types, not of the operands itself.
3711 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3713 * collect2.c (main): Look for -brtl before adding libraries.
3715 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3717 * config.gcc: Update OpenBSD targets.
3718 * config/openbsd-stdint.h: New file.
3719 * config/openbsd-libpthread.h: New file.
3720 * config/openbsd.h: Update and break out LIB_SPEC definition.
3721 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3722 * config/i386/openbsdelf.h: Correct types.
3723 * config/m68k/openbsd.h: Likewise.
3724 * config/mips/openbsd.h: Likewise.
3725 * config/vax/openbsd.h: Likewise.
3727 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3729 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3730 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3731 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3732 of the length and zero.
3734 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3736 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3737 (FLAGS_H): Add options.h $(REAL_H).
3738 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3739 (TREE_VECTORIZER_H): New.
3740 (EBITMAP_H): Renamed from EBIMAP_H.
3741 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3742 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3743 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3744 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3745 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3746 (graphite-clast-to-gimple.o, graphite-dependences.o)
3747 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3748 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3749 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3750 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3751 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3752 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3753 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3754 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3755 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3756 updated and fixed as per above changes and per
3757 check_makefile_deps.sh output.
3760 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3761 * configure: Regenerate.
3763 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3765 * doc/install.texi: Update minimum MPC version to 0.7.
3767 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3769 * doc/install.texi (Binaries): Remove reference to the binary
3770 distribution CD-ROM from the FSF.
3772 2009-09-26 Michael Matz <matz@suse.de>
3776 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3777 that are mentioned in the body.
3779 2009-09-26 Michael Matz <matz@suse.de>
3781 PR tree-optimization/41454
3782 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3783 (tree_ssa_dominator_optimize): Don't allocate and free it.
3784 (dom_opt_leave_block): Don't iterate over it.
3785 (eliminate_redundant_computations): Don't return a value.
3786 (cprop_operand, cprop_into_stmt): Ditto.
3787 (optimize_stmt): Don't defer updating stmts.
3789 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3791 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3792 generic_parameter_die, template_parameter_pack_die,
3793 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3794 renaming DW_TAG_formal_parameter_pack and
3795 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
3796 and DW_TAG_GNU_template_parameter_pack.
3798 2009-09-25 Anatoly Sokolov <aesok@post.ru>
3800 * config/v850/v850.h (FUNCTION_VALUE): Remove.
3801 * config/v850/v850.c (v850_function_value): New function.
3802 (TARGET_FUNCTION_VALUE): Define.
3804 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3806 * tree-vect-stmts.c (vectorizable_call): Call
3807 mark_symbols_for_renaming after vect_finish_stmt_generation.
3809 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3810 to loc_descriptor_from_tree.
3811 (add_location_or_const_value_attribute): Pass 0 instead of 2
3812 for decl_by_reference_p decls.
3814 2009-09-25 Richard Guenther <rguenther@suse.de>
3817 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3820 2009-09-25 Ben Elliston <bje@au.ibm.com>
3822 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3825 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3827 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3828 form of instruction.
3830 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3833 * fold-const.c (const_binop): Handle complex int division.
3834 * tree-complex.c (expand_complex_div_straight,
3835 expand_complex_div_wide): Update comments.
3837 2009-09-24 DJ Delorie <dj@redhat.com>
3840 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3841 (reg_class): Likewise.
3842 (REG_CLASS_NAMES): Likewise.
3843 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3844 (m32c_override_options): Disable -fivopts for M32C.
3846 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3848 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3849 Delete VSX load/store with update support.
3850 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
3851 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
3855 (VStype_load_update): Ditto.
3856 (VStype_store_update): Ditto.
3857 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3858 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3860 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
3861 load/store with update builtins.
3863 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
3865 * libgcc2.c (L_trampoline): Prototype for getpagesize
3866 and mprotect in WINNT case.
3868 2009-09-24 Anatoly Sokolov <aesok@post.ru>
3870 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
3871 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3872 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3873 'outgoing' argument.
3874 (TARGET_FUNCTION_VALUE): Define.
3876 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3878 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3880 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3883 * common.opt: Initialize dwarf_strict to -1.
3884 * toplev.c (process_options): Catch unset dwarf_strict
3885 and set to 0 for all targets not overriding.
3886 * config/darwin.c (darwin_override_options): Catch unset
3887 dwarf_strict and override to 1.
3889 2009-09-24 Jeff Law <law@redhat.com>
3891 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3893 2009-09-24 Richard Guenther <rguenther@suse.de>
3895 PR tree-optimization/36143
3896 PR tree-optimization/38747
3897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3898 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3900 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3903 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3904 return false instead of gcc_unreachable (). For CONST return the
3905 value returned by recursive call instead of always returning true.
3906 (tree_add_const_value_attribute): Return the value returned by
3907 add_const_value_attribute instead of always returning true if rtl
3910 2009-09-23 Justin Seyster <jrseys@gmail.com>
3912 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3914 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3916 * cgraphunit.c (cgraph_lower_function): Revert last change.
3917 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3918 instead of DECL_NO_STATIC_CHAIN.
3919 * tree-cfg.c (verify_gimple_call): Likewise.
3920 * tree-nested.c (get_chain_decl, get_chain_field,
3921 convert_tramp_reference_op, convert_gimple_call): Likewise.
3922 (convert_all_function_calls): Likewise. Always set or clear
3923 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3924 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3925 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3927 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3928 DECL_NO_STATIC_CHAIN.
3929 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3930 instead of DECL_NO_STATIC_CHAIN.
3931 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3932 decl_function_context.
3933 * varasm.c (initializer_constant_valid_p): Likewise.
3934 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3935 (DECL_STATIC_CHAIN): ... this.
3936 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3937 instead of DECL_NO_STATIC_CHAIN.
3939 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3940 Rafael Avila de Espindola <espindola@google.com>
3942 * gengtype.c (nb_plugin_files): Make it unsigned to match
3943 num_gt_files. Adjust other variables to avoid warnings.
3944 (main): Allocate an all zero lang_bitmap before each plugin file name
3945 to match regular file names.
3947 2009-09-23 Richard Henderson <rth@redhat.com>
3949 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3950 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3951 static chain passed in memory.
3952 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3953 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3954 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3955 STATIC_CHAIN_REGNUM defined.
3957 * config/picochip/picochip-protos.h: s/class/klass/.
3958 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3959 (picochip_static_chain): New.
3960 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3961 (STATIC_CHAIN_INCOMING): Remove.
3963 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3964 (xtensa_static_chain): New.
3965 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3966 (STATIC_CHAIN_INCOMING): Remove.
3968 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3970 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3971 * config/pa/pa-protos.h (function_value): Remove.
3972 * config/pa/pa.c (pa_function_value): Rename from function_value.
3973 Make static, add 'outgoing' argument.
3974 (TARGET_FUNCTION_VALUE): Define.
3976 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3978 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3979 instead of cfun->machine->is_leaf.
3980 * config/avr/avr.h (machine_function): Remove is_leaf field.
3982 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3985 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3986 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3987 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3988 the same size, prefer DW_OP_stack_value.
3989 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3990 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3992 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3995 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3997 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4000 * cfgexpand.c (convert_debug_memory_address): New.
4001 (expand_debug_expr): Convert base address and offset to the same
4002 mode. Use it to convert addresses to other modes. Accept
4005 2009-09-23 Richard Guenther <rguenther@suse.de>
4007 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4008 produced for bigendian targets with promoted subregs.
4010 2009-09-23 Richard Guenther <rguenther@suse.de>
4012 * value-prof.c (gimple_ic): Purge old EH edges only after building
4015 2009-09-23 Nick Clifton <nickc@redhat.com>
4017 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4019 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4022 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4025 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4026 on non-nested functions.
4028 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4029 Jan Hubicka <jh@suse.cz>
4031 * dwarf2out.c (loc_list_plus_const): Only define if
4032 DWARF2_DEBUGGING_INFO.
4033 (address_of_int_loc_descriptor): Likewise.
4036 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4038 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4041 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4042 constant is more than zero.
4044 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4047 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4048 call final to emit non-scheduled prologue, instead insert at entry.
4050 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4051 Joseph S. Myers <joseph@codesourcery.com>
4053 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4055 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4056 Rafael Avila de Espindola <espindola@google.com>
4058 * gengtype.c (is_file_equal): New function.
4059 (close_output_files): Use is_file_equal. Free of->buf.
4061 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4062 Rafael Avila de Espindola <espindola@google.com>
4064 * gengtype.c (write_types, write_local): Add the output_header
4065 argument. Update all callers.
4067 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4069 * dwarf2out.c (template_parameter_pack_die,
4070 gen_formal_parameter_pack_die ): New functions.
4071 (make_ith_pack_parameter_name): Remove this function.
4072 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4073 DW_TAG_formal_parameter_pack.
4074 (gen_generic_params_dies): Represent each template parameter pack
4075 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4076 represented by usual DW_TAG_template_*_parameter DIEs that are
4077 children of the DW_TAG_template_parameter_pack element DIE.
4078 (generic_parameter_die): This doesn't deal with parameter pack
4079 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4080 of parameter pack DIEs.
4081 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4082 in certain cases, e.g. for pack elements.
4083 (gen_formal_types_die, gen_decl_die): Adjust usage of
4084 gen_formal_parameter_die.
4085 (gen_subprogram_die): Represent each function parameter pack by a
4086 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4087 represented by usual DW_TAG_formal_parameter DIEs that are children
4088 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4089 ____builtin_va_alist decls as no part of the compiler uses those
4091 * langhooks.h (struct lang_hooks_for_decls): Add
4092 function_parm_expanded_from_pack_p, get_generic_function_decl
4093 and function_parameter_pack_p hooks. Fix comment for
4094 get_innermost_generic_parms hook.
4095 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4096 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4097 macros and use them to initialize lang_hook.
4099 2009-09-22 Richard Henderson <rth@redhat.com>
4101 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4102 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4103 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4104 on TRAMPOLINE_TEMPLATE.
4105 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4106 TRAMPOLINE_ADJUST_ADDRESS.
4107 * targhooks.c (default_asm_trampoline_template): Remove.
4108 (default_trampoline_adjust_address): Remove.
4109 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4110 * targhooks.h: Update decls.
4112 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4114 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4115 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4116 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4118 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4121 * reload1.c (reload): Reset debug insns with pseudos without
4124 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4126 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4127 unconditional true for decimal float modes.
4128 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4129 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4131 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4133 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4134 Enable a new case for __FreeBSD__ >= 7.
4135 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4136 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4137 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4138 and USE_LD_AS_NEEDED.
4140 * doc/install.texi (*-*-freebsd*): Update target information.
4142 2009-09-22 Richard Guenther <rguenther@suse.de>
4145 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4146 arrays really properly.
4148 2009-09-22 Richard Henderson <rth@redhat.com>
4151 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4152 calls.static_chain, calls.trampoline_init,
4153 calls.trampoline_adjust_address.
4154 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4155 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4156 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4157 * builtins.c (expand_builtin_setjmp_receiver): Use
4158 targetm.calls.static_chain; only clobber registers.
4159 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4160 set up memory attributes properly for the trampoline block.
4161 (expand_builtin_adjust_trampoline): Use
4162 targetm.calls.trampoline_adjust_address.
4163 * calls.c (prepare_call_address): Add fndecl argument. Use
4164 targetm.calls.static_chain.
4165 * df-scan.c (df_need_static_chain_reg): Remove.
4166 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4167 consolodate static chain handling.
4168 * doc/tm.texi: Document new hooks.
4169 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4170 (init_emit_regs): Don't initialize them.
4171 * expr.h (prepare_call_address): Update decl.
4172 * final.c (profile_function): Use targetm.calls.static_chain.
4173 * function.c (expand_function_start): Likewise.
4174 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4175 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4176 only clobber registers.
4177 * targhooks.c (default_static_chain): New.
4178 (default_asm_trampoline_template, default_trampoline_init): New.
4179 (default_trampoline_adjust_address): New.
4180 * targhooks.h: Declare them.
4181 * varasm.c (assemble_trampoline_template): Use
4182 targetm.asm_out.trampoline_template. Make the memory block const
4185 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4186 alpha_initialize_trampoline. Make static. Merge VMS parameter
4187 differences into the TARGET_ABI_OPEN_VMS code block.
4188 (TARGET_TRAMPOLINE_INIT): New.
4189 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4190 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4191 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4192 (INITIALIZE_TRAMPOLINE): Remove.
4194 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4195 (TRAMPOLINE_TEMPLATE): Merge with ...
4196 (INITIALIZE_TRAMPOLINE): ... this and move ...
4197 * config/arc/arc.c (arc_trampoline_init): ... here.
4198 (TARGET_TRAMPOLINE_INIT): New.
4200 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4201 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4202 (arm_asm_trampoline_template): New.
4203 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4204 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4205 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4206 code to arm_asm_trampoline_template.
4207 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4208 arm_trampoline_adjust_address.
4209 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4210 adjust for target hook parameters.
4212 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4215 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4216 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4217 (bfin_trampoline_init): Rename from initialize_trampoline;
4218 make static; update for target hook parameters.
4219 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4220 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4221 bfin_asm_trampoline_template.
4222 (INITIALIZE_TRAMPOLINE): Remove.
4224 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4225 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4226 cris_trampoline_init): New.
4227 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4228 cris_asm_trampoline_template.
4229 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4230 adjust for target hook parameters.
4232 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4234 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4235 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4236 fr30_trampoline_init): New.
4237 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4238 fr30_asm_trampoline_template.
4239 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4240 adjust for target hook parameters.
4242 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4243 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4244 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4245 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4246 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4248 * config/h8300/h8300.c (h8300_trampoline_init): New.
4249 (TARGET_TRAMPOLINE_INIT): New.
4250 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4251 to h8300_trampoline_init and adjust for hook parameters.
4253 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4254 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4255 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4256 make static; adjust for hook parameters.
4257 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4259 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4260 (TARGET_TRAMPOLINE_INIT): New.
4261 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4262 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4263 iq2000_asm_trampoline_template.
4264 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4265 (TRAMPOLINE_CODE_SIZE): New.
4266 (TRAMPOLINE_SIZE): Use it.
4267 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4269 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4270 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4271 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4272 adjust for hook parameters.
4273 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4275 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4276 (m32r_trampoline_init): New.
4277 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4278 m32r_trampoline_init.
4280 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4281 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4282 make static; update for hook parameters.
4283 * config/m68hc11/m68hc11-protos.h: Update.
4284 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4286 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4287 (TARGET_TRAMPOLINE_INIT): New.
4288 (mcore_function_value): Fix typo.
4289 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4290 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4291 to mcore_asm_trampoline_template.
4292 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4294 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4295 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4296 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4297 update for hook parameters.
4298 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4300 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4301 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4302 mips_trampoline_init): New.
4303 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4304 mips_asm_trampoline_template.
4305 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4306 update for hook parameters.
4308 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4309 (TARGET_TRAMPOLINE_INIT): New.
4310 (mmix_trampoline_size): Remove.
4311 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4312 make static. Remove out-of-date tetra vs octa comment.
4313 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4314 make static; update for hook parameters.
4315 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4316 (INITIALIZE_TRAMPOLINE): Remove.
4317 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4318 (TRAMPOLINE_ALIGNMENT): New.
4319 * gcc/config/mmix/mmix-protos.h: Update.
4321 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4322 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4323 mn10300_trampoline_init): New.
4324 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4325 mn10300_asm_trampoline_template.
4326 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4328 * config/moxie/moxie.c (moxie_static_chain,
4329 moxie_asm_trampoline_template, moxie_trampoline_init,
4330 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4331 TARGET_TRAMPOLINE_INIT): New.
4332 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4333 moxie_trampoline_init.
4334 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4335 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4337 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4338 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4339 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4340 pa_trampoline_adjust_address): New.
4341 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4342 pa_asm_trampoline_template.
4343 (TRAMPOLINE_ALIGNMENT): New.
4344 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4345 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4346 adjust for hook parameters.
4347 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4349 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4350 (TARGET_TRAMPOLINE_INIT): New.
4351 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4352 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4354 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4356 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4357 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4358 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4359 make static; adjust parameters for the hook.
4360 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4362 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4363 s390_trampoline_template; make static.
4364 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4365 make static; adjust for target hook.
4366 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4367 * config/s390/s390-protos.h: Remove trampoline decls.
4368 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4369 (TRAMPOLINE_TEMPLATE): Remove.
4370 (TRAMPOLINE_ALIGNMENT): New.
4372 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4373 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4374 (TARGET_TRAMPOLINE_INIT): New.
4375 (score_asm_trampoline_template): New.
4376 (score_trampoline_init): Rename from score_initialize_trampoline;
4377 make static; adjust for hook parameters.
4378 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4379 score[37]_asm_trampoline_template.
4380 (INITIALIZE_TRAMPOLINE): Remove.
4381 * config/score/score3.c (score3_asm_trampoline_template): New.
4382 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4383 adjust for target hook.
4384 * config/score/score7.c (score7_asm_trampoline_template): New.
4385 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4386 adjust for target hook.
4387 * config/score/score3.h, config/score/score7.h: Update.
4389 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4390 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4391 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4392 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4393 make static; adjust for target hook parameters.
4394 (sh_trampoline_adjust_address): New.
4395 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4396 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4398 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4399 (sparc32_initialize_trampoline): Rename from
4400 sparc_initialize_trampoline; make static; replace tramp parameter
4401 with m_tramp and update memory accesses.
4402 (sparc64_initialize_trampoline): Similarly.
4403 (sparc_trampoline_init): New.
4404 * config/sparc/sparc-protos.h: Remove trampoline decls.
4405 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4406 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4408 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4409 (array_to_constant): Make ARR parameter const.
4410 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4411 make static; update for hook parameters.
4412 * config/spu/spu-protos.h: Update decls.
4413 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4415 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4416 from xstormy16_initialize_trampoline; make static; update for
4418 (TARGET_TRAMPOLINE_INIT): New.
4419 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4421 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4422 (TARGET_TRAMPOLINE_INIT): New.
4423 (v850_can_eliminate): Make static.
4424 (v850_asm_trampoline_template, v850_trampoline_init): New.
4425 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4426 v850_asm_trampoline_template.
4427 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4428 and adjust for target hook parameters.
4430 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4431 (TARGET_TRAMPOLINE_INIT): New.
4432 (vax_asm_trampoline_template, vax_trampoline_init): New.
4433 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4434 vax_asm_trampoline_template.
4435 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4437 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4438 (TARGET_TRAMPOLINE_INIT): New.
4439 (xtensa_asm_trampoline_template): Rename from
4440 xtensa_trampoline_template; make static.
4441 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4442 make static; update for hook parameters.
4443 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4444 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4445 (INITIALIZE_TRAMPOLINE): Remove.
4447 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4448 error for nested functions with regparm=3.
4449 (ix86_compute_frame_layout): Adjust frame pointer offset for
4450 ix86_static_chain_on_stack.
4451 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4452 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4453 don't reset to UNITS_PER_WORD.
4454 (ix86_emit_leave): Adjust ix86_cfa_state.
4455 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4456 (ix86_static_chain): New.
4457 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4458 make static; update for target hook parameters; use ix86_static_chain.
4459 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4460 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4461 (INITIALIZE_TRAMPOLINE): Remove.
4462 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4463 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4464 to the end. Add static_chain_on_stack.
4465 (ix86_static_chain_on_stack): New.
4467 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4468 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4469 (m68k_trampoline_init): New.
4470 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4471 m68k_trampoline_init and adjust for hook parameters.
4472 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4473 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4475 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4477 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4478 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4480 * reload1.c (reload): Call wrap_constant when substituting
4481 reg for equiv inside of DEBUG_INSNs.
4484 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4485 add_call_src_coords_attributes, add_high_low_attributes,
4486 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4487 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4488 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4489 when -gdwarf-2 -gstrict-dwarf.
4490 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4491 -gdwarf-[23] -gstrict-dwarf.
4492 (address_of_int_loc_descriptor, loc_descriptor,
4493 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4494 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4495 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4497 2009-09-22 Richard Guenther <rguenther@suse.de>
4499 PR tree-optimization/41428
4500 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4501 (ccp_finalize): Pass it to substitute_and_fold.
4503 2009-09-22 Richard Guenther <rguenther@suse.de>
4505 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4506 (substitute_and_fold): Adjust prototype.
4507 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4508 (simplify_stmt_using_ranges): Likewise.
4509 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4510 (vrp_fold_stmt): New function.
4511 (vrp_finalize): Pass it to substitute_and_fold.
4512 * tree-flow.h (vrp_evaluate_conditional): Remove.
4513 (simplify_stmt_using_ranges): Likewise.
4514 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4515 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4516 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4518 (fold_predicate_in): Move to tree-vrp.c.
4519 (substitute_and_fold): Use the callback instead of calling into
4520 tree-vrp.c functions directly.
4522 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4524 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4525 comparison warning on rs6000.
4528 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4529 GIMPLE_EH_MUST_NOT_THROW cleanup.
4530 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4532 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4535 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4536 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4537 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4538 libSystem which is derived from the gcc 4.2.1 unwinder.
4540 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4543 * varasm.c (default_encode_section_info): Copy TLS model into
4544 sym_ref flags regardless of backend support for TLS, for all
4545 model types except TLS_MODEL_EMULATED.
4547 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4550 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4551 we can handle it correctly.
4553 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4555 * doc/install.texi (os2): Remove section.
4557 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4559 * doc/standards.texi (Objective-C): Adjust two URLs.
4561 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4563 * tree-tailcall.c (process_assignment): Don't check if a
4564 multiplication or an addition are already present.
4565 (find_tail_calls): Combine multiple additions and multiplications.
4566 (adjust_accumulator_values): Emit accumulators.
4568 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4570 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4571 xmm register restore.
4573 2009-09-21 Jan Hubicka <jh@suse.cz>
4575 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4576 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4579 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4581 * stor-layout.c (layout_type): Remove obsolete code.
4583 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4586 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4588 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4591 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4592 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4593 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4594 * fold-const.c (const_binop): Likewise.
4595 * real.h (do_mpc_arg2): Update prototype.
4597 2009-09-20 Jan Hubicka <jh@suse.cz>
4599 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4600 (add_location_or_const_value_attribute): Rewrite using
4602 (tree_add_const_value_attribute): Return true if successful.
4603 (tree_add_const_value_attribute_for_decl): Likewise.
4605 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4606 (loc_descriptor): ... here;
4607 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4608 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4609 pool items that was not marked for output.
4610 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4611 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4612 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4613 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4614 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4615 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4616 DW_OP_stack_value to get address of items that are not available
4618 (dw_loc_list): Handle single element lists correctly.
4620 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4621 Pascal Obry <obry@adacore.com>
4623 * unwind-dw2-fde.c (classify_object_over_fdes):
4624 Cast the constant 1 to _Unwind_Ptr.
4625 (add_fdes): Likewise.
4626 (linear_search_fdes): Likewise.
4628 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4630 * stor-layout.c (set_sizetype): Avoid useless type copy.
4632 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4634 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4636 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4637 * configure, config.in: Regenerate.
4638 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4640 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4641 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4642 for global data if the output could be used in a shared library.
4643 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4644 to 0 if TARGET_WRITABLE_EH_FRAME.
4646 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4648 PR rtl-optimization/39886
4649 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4650 just when insn is equal to BB_END (bb).
4652 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4654 * config/mips/mips.opt (mrelax-pic-calls): New option.
4655 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4657 (mips_unspec_call): Change "unspec_call" expander into this.
4658 (mips_strip_unspec_call): New function.
4659 (mips_got_load): Call mips_unspec_call instead of
4660 gen_unspec_call<mode>.
4661 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4663 (mips_cfg_in_reorg): New function.
4664 (mips16_lay_out_constants): Use it to decide whether to call
4665 CFG-aware insn splitting.
4666 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4667 mips_reorg. Move DF set-up code from here ...
4668 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4670 (mips_reorg): Call mips_df_reorg instead of
4671 r10k_insert_cache_barriers. Move CFG set-up code here from
4672 r10k_insert_cache_barriers.
4673 (mips_call_expr_from_insn): New function.
4674 (mips_pic_call_symbol_from_set): Likewise.
4675 (mips_find_pic_call_symbol): Likewise.
4676 (mips_annotate_pic_call_expr): Likewise.
4677 (mips_get_pic_call_symbol): Likewise.
4678 (mips_annotate_pic_calls): Likewise.
4679 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4681 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4682 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4683 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4685 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4686 (unspec_call<mode>): Remove it.
4687 (sibcall_internal, sibcall_value_internal,
4688 sibcall_value_multiple_internal, call_internal, call_split,
4689 call_value_internal, call_value_split,
4690 call_value_multiple_internal, call_value_multiple_split): Pass
4691 SIZE_OPNO to MIPS_CALL.
4692 (call_internal_direct, call_direct_split,
4693 call_value_internal_direct, call_value_direct_split): Pass -1 as
4694 SIZE_OPNO to MIPS_CALL.
4695 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4696 * configure: Regenerate.
4697 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4698 and -mno-relax-pic-calls.
4699 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4701 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4704 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4705 in the directory this rule is called from, rather than the
4706 toplevel 'gcc' directory, to fix in-tree build.
4708 2009-09-19 Chris Demetriou <cgd@google.com>
4710 PR preprocessor/28435:
4711 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4712 to cpplib that the preprocessor output is needed.
4714 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4716 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4717 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4718 *return_and_restore_fpregs_<mode>,
4719 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4722 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4723 instead of assuming it has always a REG inside of it.
4725 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4727 * config/freebsd.h: Update comment on types.
4728 (WINT_TYPE): Define.
4730 2009-09-18 Jason Merrill <jason@redhat.com>
4732 * c.opt: Add -fno-deduce-init-list.
4734 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4736 * value-prof.c (interesting_stringop_to_profile_p): Added output
4737 argument to indicate which parameter is the size parameter.
4738 * value-prof.c (gimple_stringop_fixed_value): Use
4739 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4740 * value-prof.c (gimple_stringops_transform): Update call sites to
4741 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4743 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4746 From David Binderman <dcb314@hotmail.com>:
4747 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4748 local variable f. Remove stale comments.
4749 (ix86_compute_frame_layout): Remove useless local variable total_size.
4750 Remove #if 0'd code.
4751 (legitimate_address_p): Remove useless local variables
4752 reason_rtx and reason.
4753 (ix86_split_copysign_const): Remove useless local variable op1.
4754 (scale_counter): Remove useless local variable piece_size_mask.
4756 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4758 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4761 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4764 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4766 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4768 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4771 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4773 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4774 DW_OP_implicit_value even without dwarf_version 4.
4776 2009-09-17 Jan Hubicka <jh@suse.cz>
4778 * dwarf2out.c: Include tree-pass.h and gimple.h.
4779 (loc_list_plus_const): New function.
4780 (loc_descriptor_from_tree_1): Rename to ...
4781 (loc_descriptor_from_tree): ... remove original.
4782 (loc_list_from_tree): New function.
4783 (add_AT_location_description): Accept location list.
4784 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4785 (concatn_mem_loc_descriptor): Remove.
4786 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4788 (secname_for_decl): Move up.
4789 (hidden_reference_p): New function; break out from ...
4790 (loc_by_refernece): ... here; move up.
4791 (dw_loc_list): New function.
4792 (single_element_loc_list): New function.
4793 (single_element_loc_list_p): New function.
4794 (add_loc_descr_to_each): New function.
4795 (add_loc_list): New function.
4796 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
4797 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
4798 add diagnostics why expansion failed.
4799 (add_location_or_const_value_attribute): Support location lists.
4800 (add_bound_info): Likewise.
4801 (descr_info_loc): Update call of loc_descriptor_from_tree.
4802 (gen_variable_die): Work on location lists.
4803 * final.c (pass_final): Add dump file.
4804 * Makefile.in (dwarf2out.o): Add new dependencies.
4806 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4809 * real.c decimal_from_integer, decimal_integer_string): New.
4810 (real_from_integer): Use them as special case for decimal float.
4811 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4812 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4813 Do not append zero after the decimal point in string to convert.
4815 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4817 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4818 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4820 2009-09-17 Martin Jambor <mjambor@suse.cz>
4822 * common.opt (fipa-sra): New switch.
4823 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4824 * timevar.def (TV_IPA_SRA): New timevar.
4825 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4826 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4827 * tree-sra.c: Include cgraph.c.
4828 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4829 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4830 and grp_not_necessarilly_dereferenced.
4831 (func_param_count): New variable.
4832 (encountered_apply_args): New variable.
4833 (bb_dereferences): New variable.
4834 (final_bbs): New variable.
4835 (no_accesses_representant): New variable.
4836 (no_accesses_p): New function.
4837 (dump_access): Dump the new fields.
4838 (sra_initialize): Set encountered_apply_args to false.
4839 (get_ssa_base_param): New function.
4840 (mark_parm_dereference): New function.
4841 (create_access): Caring for INIDRECT_REFs and different handling of
4842 varialble length accesses in early IPA SRA. Store the stmt - a new
4843 parameter - to the new access.
4844 (build_access_from_expr_1): New parameter stmt, passed to
4845 create_access. Handle INDIRECT_REFs.
4846 (build_access_from_expr): Pass the current statement to
4847 build_access_from_expr_1.
4848 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
4850 (build_accesses_from_assign): Pass the current statement to
4851 build_access_from_expr_1. Do not create assign links in IPA-SRA.
4852 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
4853 final_bbs when necessary. Check for calls to __builtin_apply_args.
4854 Fixup EH info if anythng was changed.
4855 (is_unused_scalar_param): New function.
4856 (ptr_parm_has_direct_uses): New function.
4857 (find_param_candidates): New function.
4858 (mark_maybe_modified): New function.
4859 (analyze_modified_params): New function.
4860 (propagate_dereference_distances): New function.
4861 (dump_dereferences_table): New function.
4862 (analyze_caller_dereference_legality): New function.
4863 (unmodified_by_ref_scalar_representative): New function.
4864 (splice_param_accesses): New function.
4865 (decide_one_param_reduction): New function.
4866 (enum ipa_splicing_result): New type.
4867 (splice_all_param_accesses): New function.
4868 (get_param_index): New function.
4869 (turn_representatives_into_adjustments): New function.
4870 (analyze_all_param_acesses): New function.
4871 (get_replaced_param_substitute): New function.
4872 (get_adjustment_for_base): New function.
4873 (replace_removed_params_ssa_names): New function.
4874 (sra_ipa_reset_debug_stmts): New function.
4875 (sra_ipa_modify_expr): New function.
4876 (sra_ipa_modify_assign): New function.
4877 (convert_callers): New function.
4878 (modify_function): New function.
4879 (ipa_sra_preliminary_function_checks): New function.
4880 (ipa_early_sra): New function.
4881 (ipa_early_sra_gate): New function.
4882 (pass_early_ipa_sra): New variable.
4883 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4885 2009-09-17 Michael Matz <matz@suse.de>
4888 * tree.c (build_type_attribute_qual_variant): Export.
4889 * tree.h (build_type_attribute_qual_variant): Declare.
4890 * tree-inline.c (remap_type_1): Use it to build variants with
4891 the original qualifiers and attributes.
4893 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4895 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4896 without a fallthrough edge.
4898 2009-09-16 DJ Delorie <dj@redhat.com>
4900 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4901 chip and ignore the "fast_interrupt" attribute if so.
4903 2009-09-16 Richard Henderson <rth@redhat.com>
4906 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4909 2009-09-16 Richard Henderson <rth@redhat.com>
4912 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4913 is set only if DECL_NO_STATIC_CHAIN is unset.
4914 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4915 (FOR_EACH_NEST_INFO): New.
4916 (walk_all_functions): Use it.
4917 (finalize_nesting_tree): Likewise.
4918 (unnest_nesting_tree): Likewise.
4919 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4920 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4921 (convert_gimple_call): Early out if gimple_call_chain already set.
4922 (convert_all_function_calls): Iterate until no new functions
4923 require a static chain.
4924 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4925 when building a trampoline. Use dump_function_to_file instead
4927 (lower_nested_functions): Open dump_file. Validate that decls
4928 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4929 bit reset by this pass.
4931 2009-09-16 Michael Matz <matz@suse.de>
4934 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4935 shorten decl_common_unused.
4936 (DECL_RESTRICTED_P): New accessor.
4937 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4938 to disambiguate marked decls and restrict pointers.
4940 2009-09-16 Richard Henderson <rth@redhat.com>
4943 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4945 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4947 * integrate.c (set_block_abstract_flags): Call
4948 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4950 2009-09-16 Richard Guenther <rguenther@suse.de>
4953 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4956 2009-09-16 DJ Delorie <dj@redhat.com>
4957 Kaz Kojima <kkojima@gcc.gnu.org>
4959 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4960 (sh_expand_prologue): Update calls to output_stack_adjust.
4961 (sh_expand_epilogue): Likewise.
4963 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4966 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4967 trying to limit the extent of searches in the insn stream.
4969 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4970 Jakub Jelinek <jakub@redhat.com>
4974 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4976 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4977 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4978 (rs6000_savres_strategy): Always save FP registers inline if the
4979 target doesn't support hardware double-precision. Set the above
4980 bits in return value when needed.
4981 (rs6000_savres_routine_sym): Fix computation for cache selector.
4982 Mark the generated symbol as a function. Rename exitp argument to
4983 lr. Move code for determining the name of the symbol...
4984 (rs6000_savres_routine_name): ...here. New function. Add cases for
4985 getting the names right on AIX and 64-bit Linux.
4986 (savres_routine_name): New variable.
4987 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4988 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4989 on what the target routine uses as a base register. If savep && lr
4990 describe saving of r0 into memory slot.
4991 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4992 line calls for AIX ABI.
4993 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4994 determine FP save/restore functions.
4995 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4996 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4998 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4999 Duplicate restoration of LR and execute the appropriate one
5000 depending on whether GPRs are being restored inline. Set r11 from
5001 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5002 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5003 Fix out of line calls for AIX ABI.
5004 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5006 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5008 (*restore_gpregs_spe): Likewise.
5009 (*return_and_restore_gpregs_spe): Likewise.
5010 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5011 Define to empty string unconditionally.
5012 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5013 Define to empty string unconditionally.
5014 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5017 2009-09-15 Jan Hubicka <jh@suse.cz>
5019 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5020 * params.def (inline-insns-auto): Likewise.
5022 2009-09-15 Martin Jambor <mjambor@suse.cz>
5024 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5025 individual statements only at TDF_DETAILS dump level. Format
5026 source for 80 characters per line.
5028 2009-09-15 Christian Bruel <christian.bruel@st.com>
5030 * regrename.c (do_replace): Update REG_DEAD notes.
5032 2009-09-15 Revital Eres <eres@il.ibm.com>
5034 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5035 * targhooks.c (default_builtin_support_vector_misalignment):
5036 New builtin function.
5037 * targhooks.h (default_builtin_support_vector_misalignment):
5039 * target.h (builtin_support_vector_misalignment):
5040 New field in struct gcc_target.
5041 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5042 new builtin function.
5043 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5045 * config/rs6000/rs6000.c
5046 (rs6000_builtin_support_vector_misalignment): New function.
5047 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5049 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5051 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5053 (bfin_optimize_loop): Likewise.
5054 (bfin_gen_bundles): Likewise.
5055 (workaround_speculation): Likewise.
5056 (find_load): Return NULL_RTX for debug_insn.
5058 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5060 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5063 2009-09-14 DJ Delorie <dj@redhat.com>
5065 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5066 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5069 2009-09-14 Richard Henderson <rth@redhat.com>
5070 Jakub Jelinek <jakub@redhat.com>
5072 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5073 * cfgbuild.c (make_edges): Handle asm goto.
5074 * cfglayout.c (fixup_reorder_chain): Likewise.
5075 * cfgrtl.c (patch_jump_insn): Likewise.
5076 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5077 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5078 (gimple_build_asm_vec): Add and use labels parameter.
5079 (gimple_build_asm): Remove.
5080 (walk_gimple_asm): Walk labels too.
5081 * gimple.def (GIMPLE_ASM): Update docs.
5082 * gimple.h: Update decls.
5083 (struct gimple_statement_asm): Change nc to use unsigned char;
5085 (gimple_asm_nlabels): New.
5086 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5087 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5088 into gimple_build_asm_vec.
5089 * jump.c (mark_jump_label_asm): New.
5090 (mark_jump_label): Use it.
5091 (redirect_jump_1): Handle asm goto.
5092 (invert_jump_1): Soft fail if X is null.
5093 * recog.c (extract_asm_operands): New.
5094 (asm_noperands): Use it; handle asm labels.
5095 (decode_asm_operands): Use extract_asm_operands.
5096 (asm_operand_ok): Properly handle empty string.
5097 * reg-stack.c (get_asm_operands_in_out): Rename from
5098 get_asm_operand_n_inputs; use extract_asm_operands; return both
5099 inputs and outputs by reference; update all callers.
5100 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5101 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5102 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5103 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5104 (extract_asm_operands): Declare.
5105 * stmt.c (expand_asm_operands): Add and use labels parameter.
5106 (check_unique_operand_names): Likewise.
5107 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5108 (expand_asm_stmt): Handle asm labels.
5109 * tree-cfg.c (make_gimple_asm_edges): New.
5110 (make_edges): Use it.
5111 (cleanup_dead_labels): Handle asm labels.
5112 (is_ctrl_altering_stmt): Likewise.
5113 (gimple_redirect_edge_and_branch): Likewise.
5114 * tree.def (ASM_EXPR): Add 5th operand.
5115 * tree.h (ASM_LABELS): New.
5116 (resolve_asm_operand_names): Update decl.
5118 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5119 (c_parser_asm_goto_operands): New.
5120 * c-tree.h (build_asm_expr): Update decl.
5121 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5122 * doc/extend.texi: Document asm goto.
5124 2009-09-14 Richard Henderson <rth@redhat.com>
5126 * except.h: Update declarations.
5127 (struct pointer_map_t): Forward declare.
5128 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5129 (struct eh_landing_pad_d, eh_landing_pad): New.
5130 (struct eh_catch_d, eh_catch): New.
5131 (struct eh_region_d): Remove next_region_sharing_label, aka,
5132 label, tree_label, landing_pad, post_landing_pad, resume,
5133 may_contain_throw. Rename region_number to index. Remove
5134 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5135 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5136 (VEC(eh_landing_pad,gc)): New.
5137 (struct eh_status): Remove last_region_number. Add lp_array,
5138 throw_stmt_table, ttype_data, ehspec_data.
5139 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5140 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5141 * except.c (lang_protect_cleanup_actions): Return tree.
5142 (struct ehl_map_entry): Remove.
5143 (init_eh_for_function): Push zero entries for region and lp_array.
5144 (gen_eh_region): Add to region_array immediately.
5145 (gen_eh_region_catch): Operate on eh_catch objects.
5146 (gen_eh_landing_pad): New.
5147 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5148 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5149 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5150 (get_eh_landing_pad_from_number_fn): New.
5151 (get_eh_landing_pad_from_number): New.
5152 (get_eh_region_from_lp_number_fn): New.
5153 (get_eh_region_from_lp_number): New.
5154 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5155 (get_exception_pointer, get_exception_filter): Remove.
5156 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5157 (current_function_has_exception_handlers): Simplify.
5158 (bring_to_root, eh_region_replaceable_by_p): Remove.
5159 (replace_region, hash_type_list, hash_eh_region): Remove.
5160 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5161 (label_to_region_map, num_eh_regions): Remove.
5162 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5163 (find_exception_handler_labels): Remove.
5164 (duplicate_eh_regions_0, find_prev_try): Remove.
5165 (struct duplicate_eh_regions_data): New.
5166 (duplicate_eh_regions_1): Rewrite.
5167 (duplicate_eh_regions): Return a pointer map instead of an
5169 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5170 (redirect_eh_edge_to_label): Remove.
5171 (eh_region_outermost): Rewrite using eh_region pointers
5172 instead of integers.
5173 (add_ttypes_entry): Update for ttype_data move to eh_status.
5174 (add_ehspec_entry): Rewrite with VEC instead of varray.
5175 (assign_filter_values): Likewise. Export.
5176 (build_post_landing_pads, connect_post_landing_pads): Remove.
5177 (dw2_build_landing_pads): Rewrite to use lp_array.
5178 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5179 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5180 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5181 (sjlj_mark_call_sites): Update for landing pad numbers.
5182 (finish_eh_generation): Rewrite.
5183 (gate_handle_eh): Do nothing for no eh tree.
5184 (pass_rtl_eh): Move up near finish_eh_generation.
5185 (remove_eh_landing_pad): New.
5186 (remove_eh_handler): Export.
5187 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5188 (for_each_eh_label): Rewrite to use lp_array.
5189 (make_reg_eh_region_note): New.
5190 (make_reg_eh_region_note_nothrow_nononlocal): New.
5191 (insn_could_throw_p): New.
5192 (copy_reg_eh_region_note_forward): New.
5193 (copy_reg_eh_region_note_backward): New.
5194 (check_handled, add_reachable_handler): Remove.
5195 (reachable_next_level, foreach_reachable_handler): Remove.
5196 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5197 (get_eh_region_and_lp_from_rtx): New.
5198 (get_eh_region_from_rtx): New.
5199 (can_throw_internal_1, can_throw_external_1): Remove.
5200 (can_throw_internal): Use get_eh_region_from_rtx.
5201 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5202 (insn_nothrow_p, can_nonlocal_goto): New.
5203 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5204 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5205 (add_action_record): Use VEC not varray.
5206 (collect_one_action_chain): Update for eh_region changes.
5207 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5208 Use get_eh_region_and_lp_from_rtx.
5209 (gate_convert_to_eh_region_ranges): New.
5210 (pass_convert_to_eh_region_ranges): Use it.
5211 (push_uleb128, push_sleb128): Use VEC not varray.
5212 (output_one_function_exception_table): Likewise.
5213 (dump_eh_tree): Update for eh_region changes.
5214 (verify_eh_tree): Likewise.
5215 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5216 * tree-eh.c: Include target.h.
5217 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5218 Don't disallow GIMPLE_RESX; adjust argument check.
5219 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5220 (record_stmt_eh_region): Update for landing pad numbers;
5221 generate a landing pad if necessary.
5222 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5223 (remove_stmt_from_eh_lp_fn): Similarly.
5224 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5225 Update for lp numbers; don't special case missing throw_stmt_table.
5226 (lookup_expr_eh_lp): Similarly.
5227 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5228 (eh_seq, eh_region_may_contain_throw): New.
5229 (struct leh_state): Add ehp_region.
5230 (struct leh_tf_state): Remove eh_label.
5231 (emit_post_landing_pad): New.
5232 (emit_resx, emit_eh_dispatch): New.
5233 (note_eh_region_may_contain_throw): New.
5234 (frob_into_branch_around): Take eh_region not eh label;
5235 emit eh code into eh_seq.
5236 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5237 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5238 lower_eh_must_not_throw. Emit code to eh_seq.
5239 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5240 (lower_try_finally_onedest): Likewise.
5241 (lower_try_finally_copy): Likewise.
5242 (lower_try_finally_switch): Likewise.
5243 (lower_try_finally): Initialize ehp_region.
5244 (lower_catch): Update for eh_catch objects.
5245 (lower_eh_filter): Don't handle must_not_throw.
5246 (lower_eh_must_not_throw): New.
5247 (lower_cleanup): Don't set eh_label.
5248 (lower_eh_constructs_2): Resolve eh builtins.
5249 Handle GIMPLE_EH_MUST_NOT_THROW.
5250 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5251 Add eh_seq to the end of the function body.
5252 (make_eh_dispatch_edges): New.
5253 (make_eh_edge): Remove.
5254 (make_eh_edges): Simplify for landing pads.
5255 (redirect_eh_edge_1): New.
5256 (redirect_eh_edge): Use it.
5257 (redirect_eh_dispatch_edge): New.
5258 (stmt_could_throw_p): Use a switch. Allow RESX.
5259 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5260 (stmt_can_throw_internal): Likewise.
5261 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5262 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5263 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5264 (gate_refactor_eh): New.
5265 (pass_refactor_eh): Use it.
5266 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5267 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5268 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5269 (remove_unreachable_handlers): Rename from
5270 tree_remove_unreachable_handlers; rewrite for landing pads;
5271 call remove_eh_handler directly.
5272 (remove_unreachable_handlers_no_lp): New.
5273 (unsplit_eh, unsplit_all_eh): New.
5274 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5275 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5276 (cleanup_empty_eh_unsplit): New.
5277 (cleanup_empty_eh): Rewrite.
5278 (cleanup_all_empty_eh): New.
5279 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5280 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5281 (gate_cleanup_eh): New.
5282 (pass_cleanup_eh): Use it.
5283 (verify_eh_edges): Move later in file. Expect one EH edge.
5284 (verify_eh_dispatch_edge): New.
5286 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5287 (gtype-desc.o): Add TARGET_H.
5288 (tree.o): Use EXCEPT_H, not except.h.
5289 (cfgbuild.o): Add EXPR_H.
5290 (GTFILES): Add vecprim.h.
5291 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5292 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5293 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5294 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5295 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5296 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5297 calls to can_throw_internal.
5298 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5299 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5300 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5301 (expand_gimple_stmt): Use make_reg_eh_region_note.
5302 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5303 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5304 or find_exception_handler_labels.
5305 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5306 there is exacly one EH edge. Use can_nonlocal_goto and
5308 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5309 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5310 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5311 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5312 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5313 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5314 * dse.c (scan_insn): Use insn_could_throw_p.
5315 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5316 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5317 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5318 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5319 EXC_PTR_EXPR or FILTER_EXPR.
5320 (tree_expr_nonzero_warnv_p): Likewise.
5321 * function.h: Include vecprim.h, not varray.h
5322 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5323 move ttype_data and ehspec_data members to struct eh_status; change
5324 action_record_data member to a VEC.
5325 * gcse.c (hash_scan_set): Use can_throw_internal.
5326 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5327 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5328 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5329 (block_may_fallthru): Don't handle RESX_EXPR.
5330 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5331 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5332 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5333 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5334 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5335 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5336 (gimple_size): Likewise.
5337 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5338 (gimple_build_resx): Use gimple_build_with_ops.
5339 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5340 (is_gimple_val): Likewise.
5341 (is_gimple_stmt): Remove RESX_EXPR.
5342 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5343 (GIMPLE_RESX): Reorder with other EH constructs.
5344 * gimple.h (struct gimple_statement_eh_mnt): New.
5345 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5346 (gimple_eh_filter_must_not_throw): Remove.
5347 (gimple_eh_filter_set_must_not_throw): Remove.
5348 (gimple_eh_must_not_throw_fndecl): New.
5349 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5350 (is_gimple_resx): New.
5351 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5352 Don't copy EH_FILTER_MUST_NOT_THROW.
5353 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5354 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5355 handle must_not_throw_labels specially.
5356 * ipa-pure-const.c (check_call): Update debug statement for LP.
5357 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5358 * ipa-utils.c (get_base_var): Likewise.
5359 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5360 * lower-subreg.c (move_eh_region_note): Remove.
5361 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5362 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5363 (create_task_copyfn): Likewise.
5364 (maybe_catch_exception): Use gimple_build_eh_filter.
5365 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5366 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5367 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5368 and pass_lower_resx.
5369 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5370 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5371 can_throw_internal, can_nonlocal_goto.
5372 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5373 copy_reg_eh_region_note_forward.
5374 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5375 (emit_output_reload_insns): Likewise.
5376 (copy_eh_notes): Remove.
5377 * rtl.def (RESX): Remove.
5378 * rtl.h: Update declarations.
5379 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5380 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5381 (update_eh_label): Remove.
5382 (cleanup_dead_labels_eh): New.
5383 (cleanup_deal_labels): Use it instead of update_eh_label.
5384 (gimple_merge_blocks): Update landing pad data structure when
5385 removing a landing pad label.
5386 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5387 test; handle GIMPLE_EH_MUST_NOT_THROW.
5388 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5389 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5390 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5391 (verify_stmt): Likewise. Verify landing pads.
5392 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5393 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5394 (struct move_stmt_d): Add eh_map.
5395 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5396 (move_stmt_r): Remap eh region numbers in builtin calls,
5397 resx and eh_dispatch.
5398 (move_block_to_fn): Remove eh_offset parameter. Use
5399 maybe_duplicate_eh_stmt_fn.
5400 (find_outermost_region_in_block): Operate on eh_region pointers
5401 instead of region numbers.
5402 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5403 duplicate_eh_regions.
5404 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5405 test earlier. Disallow EH landing pads.
5406 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5407 * tree-flow.h: Update declarations.
5408 (struct tree_ann_common_d): Replace rn with lp_nr.
5409 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5410 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5411 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5412 resx and eh_dispatch.
5413 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5414 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5415 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5416 from duplicate_eh_regions.
5417 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5418 update RESX; handle EH_DISPATCH.
5419 (expand_call_inline): Set eh_lp_nr, not eh_region.
5420 (maybe_inline_call_in_expr): Likewise.
5421 * tree-inline.h (struct copy_body_data): Replace eh_region with
5422 eh_lp_nr, eh_region_offset with eh_map.
5423 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5424 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5425 * tree-pretty-print.c (dump_generic_node): Don't handle
5426 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5427 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5428 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5429 EXC_PTR_EXPR, FILTER_EXPR.
5430 * tree-ssa-operands.c (get_expr_operands): Likewise.
5431 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5432 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5433 (ao_ref_init_from_vn_reference): Likewise.
5434 * tree-ssa-sink.c (statement_sink_location): Likewise.
5435 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5436 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5437 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5438 EXC_PTR_EXPR, FILTER_EXPR.
5439 (is_exception_related): Remove.
5440 (compute_avail): Don't call it.
5441 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5442 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5443 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5444 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5446 (build_resx): Remove.
5447 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5448 * tree.h: Update declarations.
5449 (EH_FILTER_MUST_NOT_THROW): Remove.
5450 (struct tree_label_decl): Add eh_landing_pad_nr.
5451 (EH_LANDING_PAD_NR): New.
5452 * value-prof.c (gimple_ic): Tidy variable names. Update for
5453 landing pad numbers.
5454 (gimple_stringop_fixed_value): Tidy variable names. Assert
5455 that neither call stmt can throw.
5456 * vecprim.h (uchar): New.
5457 (VEC(uchar,heap), VEC(uchar,gc)): New.
5459 * c-common.c (c_define_builtins): Update call to
5460 build_common_builtin_nodes.
5461 * c-parser.c (c_parse_file): Don't call
5462 default_init_unwind_resume_libfunc.
5464 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5466 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5467 (mips_cprestore_address_p): Likewise.
5468 (mips_save_gp_to_cprestore_slot): Likewise.
5469 (mips_restore_gp): Rename to...
5470 (mips_restore_gp_from_cprestore_slot): ...this.
5471 (mips_must_initialize_gp_p): Declare.
5472 (mips_emit_save_slot_move): Likewise.
5473 (mips_output_load_label): Return nothing.
5474 (mips_eh_uses): Declare.
5475 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5476 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5477 (TARGET_ABSOLUTE_JUMPS): Likewise.
5478 (EH_USES): Likewise.
5479 (FIRST_PSEUDO_REGISTER): Update comment.
5480 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5481 (MIPS_CALL): ...here.
5482 (REGISTER_NAMES): Add $cprestore.
5483 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5484 Add load_label_length, has_inflexible_gp_insn_p,
5485 has_flexible_gp_insn_p, must_initialize_gp_p and
5486 must_restore_gp_when_clobbered_p.
5487 (mips_expand_call): Don't generate split instructions here.
5488 (mips_split_call): Update the call to mips_restore_gp after
5489 the above name change.
5490 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5491 (mips_find_gp_ref): New function.
5492 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5493 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5494 (mips_insn_has_flexible_gp_ref_p): Likewise.
5495 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5496 (mips_function_has_gp_insn): Delete.
5497 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5498 Use the new functions above. Only return INVALID_REGNUM
5499 for TARGET_ABSOLUTE_JUMPS.
5500 (mips_must_initialize_gp_p): New function.
5501 (mips_get_cprestore_base_and_offset): New function, extracted from...
5502 (mips_cprestore_slot): ...here. Take a bool parameter.
5503 (mips_cfun_has_cprestore_slot_p): New function.
5504 (mips_cprestore_address_p): Likewise.
5505 (mips_save_gp_to_cprestore_slot): Likewise.
5506 (mips_restore_gp): Rename to...
5507 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5508 epilogue_completed. Update the call to mips_cprestore_slot.
5509 Test cfun->machine->must_restore_gp_when_clobbered_p.
5510 (mips_direct_save_slot_move_p): New function.
5511 (mips_emit_save_slot_move): Likewise.
5512 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5513 of cfun->machine->global_pointer.
5514 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5515 (mips_save_reg): Use mips_emit_save_slot_move.
5516 (mips_expand_prologue): Set must_initialize_gp_p.
5517 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5518 for all cprestore saves. Emit a use_cprestore instruction after
5519 setting up the cprestore slot.
5520 (mips_restore_reg): Use mips_emit_save_slot_move.
5521 (mips_process_load_label): New function.
5522 (mips_load_label_length): Likewise.
5523 (mips_output_load_label): Don't return asm: output it here instead.
5524 Use mips_process_load_label.
5525 (mips_adjust_insn_length): Adjust the length of branch instructions
5526 that have length MAX_PIC_BRANCH_LENGTH.
5527 (mips_output_conditional_branch): Update the call to
5528 mips_output_load_label. Assume the branch target is OPERANDS[0]
5529 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5530 (mips_output_order_conditional_branch): Swap the meaning of
5531 OPERANDS[0] and OPERANDS[1].
5532 (mips_variable_issue): Don't count ghost instructions.
5533 (mips_expand_ghost_gp_insns): New function.
5534 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5535 (mips_output_mi_thunk): Set must_initialize_gp_p.
5536 (mips_eh_uses): New function.
5537 * config/mips/predicates.md (cprestore_save_slot_operand)
5538 (cprestore_load_slot_operand): New predicates.
5539 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5540 (UNSPEC_MOVE_GP): Likewise.
5541 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5542 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5543 (CPRESTORE_SLOT_REGNUM): New register.
5544 (MAX_PIC_BRANCH_LENGTH): New constant.
5545 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5546 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5547 branches. Fix commentary.
5548 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5549 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5550 Change type to "ghost".
5551 (loadgp_absolute_<mode>): Likewise.
5552 (loadgp_rtp_<mode>): Likewise.
5553 (copygp_mips16): Likewise.
5554 (loadgp_blockage): Remove redundant mode attribute.
5555 (potential_cprestore): New instruction.
5556 (cprestore): Turn into an unspec set.
5557 (use_cprestore): New instruction.
5558 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5559 (*branch_fp_inverted): Likewise.
5560 (*branch_order<mode>): Likewise.
5561 (*branch_order<mode>_inverted): Likewise.
5562 (*branch_equality<mode>): Likewise.
5563 (*branch_equality<mode>_inverted): Likewise.
5564 (*branch_bit<bbv><mode>): Likewise.
5565 (*branch_bit<bbv><mode>_inverted): Likewise.
5566 (*branch_equality<mode>_mips16): Remove redundant mode.
5567 (jump): Turn into a define_expand.
5568 (*jump_absolute): New instruction.
5569 (*jump_pic): Likewise.
5570 (*jump_mips16): Rename previously-unnamed pattern. Remove
5571 redundant mode attribute.
5572 (restore_gp): Split on epilogue_completed rather than
5573 reload_completed. Change type to "ghost".
5574 (move_gp<mode>): New instruction.
5575 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5576 Remove redundant mode attribute.
5577 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5578 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5579 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5581 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5584 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5585 are returned in the same register (vs34 or v2) that Altivec vector
5586 types are returned in.
5587 (rs6000_libcall_value): Ditto.
5590 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5591 instead of explicit addsi3/adddi3 calls.
5592 (rs6000_split_multireg_move): Ditto.
5593 (rs6000_emit_allocate_stack): Ditto.
5594 (rs6000_emit_prologue): Ditto.
5595 (rs6000_output_mi_thunk): Ditto.
5597 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5598 size is 64 bits if we can use 64-bit registers.
5600 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5602 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5605 From Jie Zhang <jie.zhang@analog.com>:
5606 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5607 save FP and RETS with saveall attribute.
5608 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5609 with saveall attribute.
5611 * config/bfin/bfin.c (bfin_expand_builtin,
5612 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5615 From Jie Zhang <jie.zhang@analog.com>:
5616 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5617 before use in two places.
5618 * config/bfin/bfin.md (AREG): Define mode iterator.
5619 (reload_in, reload_out): Use mode iterator AREG.
5621 2009-09-14 Richard Guenther <rguenther@suse.de>
5624 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5625 EH personality path.
5627 2009-09-13 Richard Guenther <rguenther@suse.de>
5628 Rafael Avila de Espindola <espindola@google.com>
5630 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5631 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5632 (LANG_HOOKS_INITIALIZER): Adjust.
5633 (lhd_pass_through_t): Declare.
5634 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5636 * langhooks.c (lhd_pass_through_t): New function.
5637 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5638 dwarf2out_begin_prologue): Use personality from current_function_decl.
5639 * expr.h (get_personality_function): Declare.
5640 * expr.c (get_personality_function): New function.
5641 (build_personality_function): Likewise.
5642 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5643 (eh_personality_libfunc): Remove.
5644 * optabs.c (build_libfunc_function): New function split out from ...
5645 (init_one_libfunc): ... here.
5646 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5647 (tree_function_decl): Add personality.
5648 (lhd_gcc_personality): Declare.
5649 (build_personality_function): Likewise.
5650 * tree.c (gcc_eh_personality_decl): New.
5651 (lhd_gcc_personality): New function.
5652 * except.h (lang_eh_runtime_type): Remove.
5653 (enum eh_personality_kind): New.
5654 (build_personality_function): Declare.
5655 (function_needs_eh_personality): Declare.
5656 * except.c (lang_eh_runtime_type): Remove.
5657 (function_needs_eh_personality): New function.
5658 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5659 (sjlj_emit_function_enter, output_function_exception_table):
5660 Use personality from current_function_decl.
5661 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5662 * tree-inline.c (tree_can_inline_p): Do not inline across different
5664 (expand_call_inline): Likewise. Adjust the callers EH personality.
5665 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5666 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5667 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5668 (c-parser.o): Likewise
5669 * c-tree.h (c_eh_initialized_p): Remove.
5670 (c_maybe_initialize_eh): Likewise.
5671 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5672 (finish_decl): Don't call c_maybe_initialize_eh.
5673 (c_eh_initialized_p): Remove.
5674 (c_maybe_initialize_eh): Likewise.
5675 * c-parser.c (c_parser_omp_construct): Likewise.
5676 (c_parse_file): Initialize exception handling.
5678 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5680 * config.gcc (tm_file): Remove i386/biarch32.h
5681 for i?86-w64-mingw* case.
5682 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5684 * config.host: Set for x64 mingw the option
5685 use_long_long_for_widest_fast_int to yes.
5687 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5689 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5690 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5691 (dbxout_begin_function): Likewise.
5692 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5693 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5694 set on the function.
5695 (final_end_function): Likewise.
5696 (final_scan_insn): Likewise.
5697 (rest_of_handle_final): Likewise.
5698 * varasm.c (assemble_start_function): Likewise.
5699 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5701 2009-09-12 Jason Merrill <jason@redhat.com>
5703 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5704 * opts.c (common_handle_option): constify.
5706 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5708 * doc/install.texi (avr): Remove obsolete reference site.
5710 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5712 * doc/install.texi (Binaries): Adjust AIX link.
5714 2009-09-12 Akim Demaille <demaille@gostai.com>
5716 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5717 Use an imperative sentence.
5719 2009-09-11 Richard Henderson <rth@redhat.com>
5721 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5722 structure-name and has-tree-operands arguments; update all entries.
5723 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5725 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5726 (gsstruct_code_size): New.
5727 (gss_for_code_): New.
5728 (gss_for_code): Remove.
5729 (gimple_size): Rewrite using gsstruct_code_size.
5730 (gimple_statement_structure): Move to gimple.h.
5731 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5732 (gss_for_code, gimple_statement_structure): New.
5733 (gimple_ops): Use new arrays; tidy.
5735 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5737 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5738 operand to be a PLUS expression.
5739 * config/pa/pa.c (pa_secondary_reload): Likewise.
5741 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5743 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5745 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5748 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5750 From Jie Zhang <jie.zhang@analog.com>:
5751 * doc/extend.texi (node Function Attributes): Document l2
5753 (node Blackfin Variable Attributes): Document l2 variable attributes.
5755 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5757 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5758 to match the system compiler's configuration at inflection point.
5759 Add comment to remark a remaining difference with system compiler.
5761 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5762 * configure: Regenerate.
5764 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5766 From Jie Zhang <jie.zhang@analog.com>:
5767 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5768 (bfin_handle_l2_attribute): New.
5769 (bfin_attribute_table): Add l2 attribute.
5771 2009-09-11 Michael Matz <matz@suse.de>
5774 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5775 on the local_decls list.
5777 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5781 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5783 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5784 for VALUEs, to implement the documented interface.
5785 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5786 Adjust for VALUEs and anything else, to implement the
5787 documented interface.
5789 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5791 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5792 with actual SPE/paired vector modes before using 64-bit alignment.
5793 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
5795 2009-09-10 DJ Delorie <dj@redhat.com>
5797 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
5800 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
5801 * config/mep/mep.c (mep_legitimate_constant_p): New.
5802 * config/mep/mep-protos.h: Prototype it.
5804 2009-09-10 Richard Henderson <rth@redhat.com>
5806 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5808 2009-09-10 Jason Merrill <jason@redhat.com>
5810 * tree.c (chain_index): New fn.
5811 * tree.h: Declare it.
5813 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5815 * config/sol2-c.c (cmn_err_length_specs): Initialize
5816 scalar_identity_flag.
5818 2009-09-10 Richard Henderson <rth@redhat.com>
5820 * tree.h (struct tree_decl_common): Move align member earlier;
5821 move label_decl_uid member ...
5822 (struct tree_label_decl): ... here.
5823 (LABEL_DECL_UID): Update to match.
5825 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5828 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5829 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5831 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5832 dest_prev if the edge is complex.
5834 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5836 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5837 loop latch tests earlier.
5839 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5840 before GIMPLE_RETURN, not after its predecessor; insert
5843 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5844 gimple_seq_empty_p to test for no PHI nodes.
5845 * tree-cfg.c (split_critical_edges): Likewise.
5847 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
5849 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5851 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
5852 introduced by the VTA branch merge.
5854 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5856 * ira-conflicts.c: Use fputs or putc instead of fprintf
5860 * tree-switch-conversion.c: Ditto.
5862 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5864 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
5865 introduced by the VTA branch merge.
5867 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5870 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5872 PR rtl-optimization/39779
5873 * expr.c (convert_modes): Return when mode == oldmode after
5874 CONST_INTs are processed.
5876 2009-09-10 Nick Clifton <nickc@redhat.com>
5878 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5879 attribute and referring decl when creating renamed symbol.
5881 2009-09-10 Richard Guenther <rguenther@suse.de>
5884 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5886 (cgraph_finalize_compilation_unit): Compute reachability
5887 before emitting thunks. Properly process aliases before
5888 possibly removing unreachable nodes.
5890 2009-09-10 Richard Guenther <rguenther@suse.de>
5893 * tree.c (struct free_lang_data_d): Add worklist member.
5894 (find_decls_types_r): Push onto the worklist instead of recursing.
5895 Handle TREE_BINFOs properly.
5896 (find_decls_types): New function wrapped around find_decls_types_r
5897 to process the worklist.
5898 (find_decls_types_in_eh_region): Use it.
5899 (find_decls_types_in_node): Likewise.
5900 (find_decls_types_in_var): Likewise.
5901 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5902 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5903 (AGGREGATE_TYPE_P): Adjust.
5905 2009-09-09 Jason Merrill <jason@redhat.com>
5907 * configure.ac: Check glibc version even if we have an in-tree
5910 2009-09-09 Anthony Green <green@moxielogic.com>
5912 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5913 the constant 0 when appropriate.
5914 * config/moxie/constraints.md: Add constraint O.
5916 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5917 to pass up to 6 32-bit argument values in registers.
5918 (moxie_function_arg): Ditto.
5919 (moxie_arg_partial_bytes): Ditto.
5920 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5921 (REG_PARM_STACK_SPACE): Ditto.
5922 (FUNCTION_ARG_REGNO_P): Ditto.
5924 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5925 instruction to allocate stack space.
5927 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5929 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5930 unnecessarily stringent constraints. Fix address
5931 calculation in the splitters.
5933 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5935 PR rtl-optimization/39779
5936 * expr.c (convert_modes): Return when mode == oldmode after
5937 CONST_INTs are processed.
5939 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5942 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5943 (ix86_expand_prologue): Take frame.padding0 into logic of
5945 (ix86_expand_epilogue): Likewise.
5947 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5949 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5951 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5952 * config/t-slibgcc-libgcc: New file.
5953 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5955 2009-09-09 Martin Jambor <mjambor@suse.cz>
5957 PR tree-optimization/41089
5958 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5961 2009-09-09 Richard Henderson <rth@redhat.com>
5963 * gimple.h (CASE_GIMPLE_OMP): New.
5964 (is_gimple_omp): Use it.
5965 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5966 (verify_gimple_debug): Likewise.
5968 2009-09-09 Richard Guenther <rguenther@suse.de>
5970 PR tree-optimization/41101
5971 * tree-ssa-pre.c (maximal_set): Remove.
5972 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5973 Defer all blocks we didn't visit at least one successor.
5974 (add_to_exp_gen): Do not add to the maximal set.
5975 (make_values_for_phi): Likewise.
5976 (compute_avail): Likewise.
5977 (init_pre): Do not allocate the maximal set.
5978 (execute_pre): Do not dump it.
5980 2009-09-09 Martin Jambor <mjambor@suse.cz>
5982 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5983 an SSA_NAME rather than a is_gimple_variable.
5985 2009-09-09 Richard Guenther <rguenther@suse.de>
5988 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5989 code dealing with plain pointer bases.
5990 (maybe_fold_offset_to_reference): Likewise.
5991 (maybe_fold_stmt_addition): Adjust.
5993 2009-09-09 Richard Guenther <rguenther@suse.de>
5995 * tree.c (free_lang_data_in_type): Do not free the type variant
5997 (free_lang_data): Merge char_type_node with its properly signed
5999 (pass_ipa_free): Collect after freeing language specific data.
6001 2009-09-09 Michael Matz <matz@suse.de>
6004 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6005 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6006 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6009 2009-09-08 DJ Delorie <dj@redhat.com>
6011 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6013 2009-09-04 Jason Merrill <jason@redhat.com>
6015 * tree.c (tree_find_value): Remove.
6016 * tree.h: Remove prototype.
6017 * varasm.c (assemble_external): Use value_member instead.
6019 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6021 * toplev.c (process_options): Choose default debugging type when
6022 gtoggle enables debug info and type is unset.
6024 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6028 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6031 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6033 * configure: Rebuilt with modified libtool.m4.
6035 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6040 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6042 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6044 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6045 (remove_statement): Likewise.
6046 (rewrite_use_nonlinear_expr): Adjust.
6047 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6048 * tree-ssa.c (release_defs_bitset): ... this. New.
6049 * tree-flow.h (release_defs_bitset): Declare.
6051 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6054 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6055 in the middle block.
6057 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6059 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6060 via intptr_t to long type.
6061 (insert_operand_rank): Cast long type via intptr_t to
6063 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6065 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6066 from pointer to unsigned via uintptr_t.
6068 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6069 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6071 * configure: Regenerated.
6072 * config.in: Regenerated
6073 * system.h (stdint.h): Add include.
6074 (inttypes.h): Likewise.
6075 * Makefile.in (aclocal): Add config/stdint.m4.
6076 * aclocal.m4: Regenerated.
6078 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6080 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6082 (note_np_check_stores): New function.
6083 (harmless_null_pointer_p): New function.
6084 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6085 changed. Take into account whether we're in the shadow of a condjump
6086 that tested NP_REG for NULL.
6087 Lose all code that tested for SEQUENCEs.
6088 (workaround_speculation): Avoid inserting NOPs for loads that are
6089 either always executed or a NULL pointer.
6091 2009-09-08 Jan Hubicka <jh@suse.cz>
6093 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6094 * params.def (early-inlining-insns): Likewise.
6096 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6098 PR rtl-optimization/41239
6099 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6100 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6102 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6103 across calls, as the calls might not always return normally.
6104 (call_may_noreturn_p): New function.
6105 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6106 (init_deps): Initialize it.
6107 (remove_from_deps): Also remove calls from
6108 last_function_call_may_noreturn list.
6110 2009-09-07 Richard Henderson <rth@redhat.com>
6112 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6113 more VR->OPERANDS than LHS operands. Free LHS before returning.
6115 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6117 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6118 (attr "addrtype"): New member "spreg".
6119 Use it if mem_spfp_address_operand is true for the address.
6120 (attr "type"): New entry "stall".
6121 (cpu_unit "load"): New.
6122 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6124 (insn_reservation "loadsp"): New.
6125 (insn_reservation "load_stall1"): New.
6126 (insn_reservation "load_stall3"): New.
6128 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6129 (mem_p_address_operand): Exclude stack and frame pointer based
6131 (mem_spfp_address_operand): New; match them here.
6132 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6133 (bfin_reorg): Call it if scheduling insns.
6134 (bfin_gen_bundles): Remove dummy insns created by
6135 add_sched_insns_for_speculation.
6137 From Jie Zhang <jie.zhang@analog.com>:
6138 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6139 bfin_si_revision, bfin_workarounds): Move these ...
6140 * config/bfin/bfin.h: ... here.
6142 From Mike Frysinger <michael.frysinger@analog.com>
6143 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6144 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6145 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6146 bf547m, bf548m, and bf549m.
6147 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6148 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6149 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6150 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6151 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6152 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6153 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6154 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6155 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6156 bf542m, bf544m, bf547m, bf548m, and bf549m.
6158 From Jie Zhang <jie.zhang@analog.com>:
6159 * config/bfin/predicates.md (p_register_operand): New predicate.
6160 (dp_register_operand): New predicate.
6161 * config/bfin/bfin-protos.h (WA_05000074): Define.
6162 (ENABLE_WA_05000074): Define.
6163 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6164 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6165 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6166 (define_attr addrtype): Allow load/store register to be P register.
6167 (define_attr storereg): New.
6168 (define_cpu_unit anomaly_05000074): New.
6169 (define_insn_reservation dsp32shiftimm): New.
6170 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6171 (define_insn_reservation loadp): Cannot use slot2.
6172 (define_insn_reservation loadsp): Cannot use slot2.
6173 (define_insn_reservation storep): Cannot use slot2. Does not
6174 apply when working around 05000074.
6175 (define_insn_reservation storep_anomaly_05000074): New.
6176 (define_insn_reservation storei): Does not apply when working
6178 (define_insn_reservation storei_anomaly_05000074): New.
6179 (define_attr length): Add dsp32shiftimm case.
6180 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6181 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6182 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6183 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6184 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6186 2009-09-07 Martin Jambor <mjambor@suse.cz>
6189 * tree-sra.c (create_artificial_child_access): Return NULL if
6190 build_ref_for_offset fails.
6191 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6192 and create_artificial_child_access to fail.
6194 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6197 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6198 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6199 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6201 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6203 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6204 block, ensure it has an exit edge. Emit a barrier after a jump.
6206 2009-09-07 Nick Clifton <nickc@redhat.com>
6208 * gcc.c (this_is_linker_script): New variable. Like
6209 this_is_library_file but for the %T constructor.
6210 (end_going_arg): If this_is_linker_script is set then locate the
6211 script and insert a --script switch before it
6212 (do_spec_2): Initialise this_is_linker_script.
6213 (do_spec_1): Likewise. Handle %T construct.
6214 (eval_spec_function): Preserve this_is_linker_script.
6215 * doc/invoke.texi: Document %T construct in spec files.
6216 * config/m32c/m32c.h (LIB_SPEC): Use it.
6218 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6220 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6221 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6222 when volatile flag is set.
6223 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6225 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6228 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6229 (combine_stack_adjustments_for_block): Allow insns between stack
6230 adjustments and stores with corresponding pre-(dec|inc)rement or
6231 pre-modify operation.
6233 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6236 * combine-stack-adj.c (struct csa_memlist): Rename to...
6237 (struct csa_reflist): ... this. Rename mem field to ref.
6238 (free_csa_memlist): Rename to...
6239 (free_csa_reflist): ... this.
6240 (record_one_stack_memref): Rename to...
6241 (record_one_stack_ref): ... this. Handle also REG_P.
6242 (try_apply_stack_adjustment): Handle also REG_P.
6243 (struct record_stack_memrefs_data): Rename to...
6244 (struct record_stack_refs_data): ... this. Rename memlist field to
6246 (record_stack_memrefs): Rename to...
6247 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6248 subexpressions instead of failing when a MEM contains SP references.
6249 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6250 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6252 2009-09-06 Richard Guenther <rguenther@suse.de>
6255 * tree.c (build_array_type): Do not record types marked
6256 with structural equality in the canonical type hashtable.
6258 2009-09-06 Richard Guenther <rguenther@suse.de>
6261 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6263 2009-09-05 Richard Guenther <rguenther@suse.de>
6266 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6268 2009-09-05 Richard Guenther <rguenther@suse.de>
6271 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6273 2009-09-05 Richard Guenther <rguenther@suse.de>
6276 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6277 before comparing function argument types.
6279 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6282 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6285 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6288 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6290 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6291 locators before emit_insn is called.
6293 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6296 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6297 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6298 (reginfo_init): Don't call allocate_reg_info.
6300 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6303 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6304 NONDEBUG_INSN_P instead of INSN_P.
6306 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6309 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6311 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6314 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6315 pattern of the split.
6317 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6319 * toplev.c (process_options): Move setter of flag_var_tracking
6320 before other tests that depend on it. Move down setter of
6321 flag_rename_registers. Don't enable var-tracking-assignments
6322 by default if selective scheduling is enabled. Warn if both
6325 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6327 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6328 comment. Use switch statement to catch overlaps between rtx
6329 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6330 (IS_DECL_CODE): ... here. Remove.
6331 (check_value_is_not_decl): Remove.
6332 (dv_from_decl, dv_from_value): Check after conversion.
6334 2009-09-04 Richard Guenther <rguenther@suse.de>
6337 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6338 after emitting tunks. Move emitting thunks and ctors from ...
6339 (cgraph_optimize): ... here. Remove redundant
6340 cgraph_analyze_functions.
6341 * varasm.c (find_decl_and_mark_needed): Remove no longer
6343 (finish_aliases_1): Adjust check for thunk aliases.
6345 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6347 * config/arm/arm.md (ctzsi2): Added braces
6348 to avoid warning that broke booststrap.
6350 2009-09-04 Martin Jambor <mjambor@suse.cz>
6352 PR tree-optimization/41112
6353 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6354 handle variable-bounded arrays.
6355 (expr_with_var_bounded_array_refs_p): New function.
6356 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6358 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6360 * config/s390/2097.md: Removed two incorrect bypasses.
6361 (z10_fsimpdf): Fixed latency.
6362 (z10_fhex): New insn_reservation.
6363 (z10_floaddf): Fixed latency.
6364 (z10_floadsf): Fixed latency.
6365 (z10_ftrunctf): Fixed latency.
6366 (z10_ftruncdf): Fixed latency.
6367 * config/s390/s390.c (z10_cost): Fixed values.
6368 (s390_adjust_priority): Added z10 path.
6369 * config/s390/s390.md (type): Added fhex.
6370 (*mov<mode>_64dfp): Updated type attribute.
6371 (*mov<mode>_64): Updated type attribute.
6372 (*mov<mode>_31): Updated type attribute.
6373 (*mov<mode>"): Likewise.
6374 * config/s390/2084.md (x_fsimpdf): Updated condition.
6376 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6378 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6379 RTXs in the predicate for operand 1.
6381 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6383 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6384 (rbitsi2): New insn.
6385 (ctzsi2): New expand.
6386 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6388 2009-09-03 Martin Jambor <mjambor@suse.cz>
6390 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6391 (create_artificial_child_access): Use build_ref_for_offset instead
6392 of duplicate_expr_for_different_base.
6393 (propagate_subacesses_accross_link): Likewise.
6395 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6397 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6399 (mips16e_collect_argument_saves): Skip debug instructions.
6400 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6401 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6402 (r10k_insert_cache_barriers): Likewise.
6403 (mips_reorg_process_insns): Likewise.
6405 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6408 * ira.c (update_equiv_reg): Remove check on class likely spill.
6410 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6413 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6414 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6418 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6419 the stack slot if it is passed by invisible reference.
6420 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6421 by invisible reference.
6423 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6425 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6426 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6427 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6429 * config/bfin/sync.md: New file.
6430 * config/bfin/bfin.md: Include it.
6431 (UNSPEC_ATOMIC): New.
6432 (UNSPEC_ONES): Provide a unique number.
6434 From Jie Zhang <jie.zhang@analog.com>:
6435 * config/bfin/bfin.c (ret_regs): New.
6436 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6437 (must_save_rets_p): New.
6438 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6439 current_function_is_leaf.
6440 (do_link): Likewise.
6441 (do_unlink): Likewise.
6442 (expand_interrupt_handler_prologue): Use ret_regs array.
6443 (expand_interrupt_handler_epilogue): Use ret_regs array and
6444 pass return register to gen_return_internal.
6445 (bfin_expand_epilogue): Pass return register to
6446 gen_return_internal.
6447 (bfin_expand_call): Explicitly clobber RETS.
6448 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6449 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6450 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6451 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6453 (return_internal): Take a reg rtx rather than the register number.
6455 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6457 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6458 when comparing against estimated_loop_iterations_int return.
6460 2009-09-03 Richard Guenther <rguenther@suse.de>
6462 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6463 eh_personality_libfunc.
6465 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6467 * tree-parloops.c (separate_decls_in_region): Add space.
6469 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6471 * tree-parloops.c (separate_decls_in_region): Change the condition
6472 checking if there are reductions in the loop.
6474 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6476 PR tree-optimization/38275
6477 * tree-parloops.c (parallelize_loops): Replace profitability condition
6478 for expected number of iterations.
6480 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6482 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6483 (bootstrap-debug): Explain conditions in which it becomes default.
6484 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6487 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6489 * doc/invoke.texi (Optimize Options): Move
6490 -finline-small-functions to the -O2 list.
6492 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6494 * toplev.c (process_options): Enable var-tracking-assignments
6495 by default if var-tracking is enabled.
6497 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6499 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6501 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6502 * rtl.h (prev_nonnote_insn_bb): Declare it.
6504 2009-09-03 Diego Novillo <dnovillo@google.com>
6506 * cgraph.c (cgraph_node_for_decl): New.
6507 * cgraph.h (cgraph_node_for_decl): Declare.
6508 * tree.c (host_integerp): Return 0 if T is NULL.
6510 2009-09-03 Diego Novillo <dnovillo@google.com>
6512 * tree.h (struct alias_pair): Move from varasm.c.
6513 (alias_pairs): Likewise.
6514 (TYPE_MAXVAL): Define.
6515 (TYPE_MINVAL): Define.
6516 (iterative_hash_host_wide_int): Declare.
6517 (remove_unreachable_alias_pairs): Declare.
6518 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6519 * diagnostic.c (default_diagnostic_starter): Make extern.
6520 (default_diagnostic_finalizer): Make extern.
6521 * diagnostic.h (default_diagnostic_starter): Declare.
6522 (default_diagnostic_finalizer): Declare.
6523 (default_tree_printer): Declare.
6524 * toplev.c (default_tree_printer): Make extern.
6526 2009-09-03 Richard Guenther <rguenther@suse.de>
6527 Diego Novillo <dnovillo@google.com>
6529 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6530 * cgraphunit.c (cgraph_expand_function): Do not emit
6531 associated thunks from here.
6532 (cgraph_emit_thunks): New.
6533 (cgraph_optimize): Call it.
6534 Return if any IPA pass finds an error.
6535 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6538 2009-09-03 Simon Baldwin <simonb@google.com>
6539 Rafael Espindola <espindola@google.com>
6540 Richard Guenther <rguenther@suse.de>
6541 Doug Kwan <dougkwan@google.com>
6542 Diego Novillo <dnovillo@google.com>
6544 * tree.c: Include tree-pass.h, langhooks-def.h,
6545 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6546 (free_lang_data_in_type): New.
6547 (need_assembler_name_p): New.
6548 (free_lang_data_in_block): New.
6549 (free_lang_data_in_decl): New.
6550 (struct free_lang_data_d): New.
6551 (add_tree_to_fld_list): New.
6552 (find_decls_types_r): New.
6553 (get_eh_types_for_runtime): New.
6554 (find_decls_types_in_eh_region): New.
6555 (find_decls_types_in_node): New.
6556 (find_decls_types_in_var): New.
6557 (free_lang_data_in_cgraph): New.
6558 (free_lang_data): New.
6559 (gate_free_lang_data): New.
6560 (pass_ipa_free_lang_data): New.
6562 2009-09-03 Diego Novillo <dnovillo@google.com>
6564 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6565 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6566 (lang_hooks): Remove const qualifier.
6567 * ipa.c (cgraph_remove_unreachable_nodes): Call
6568 remove_unreachable_alias_pairs.
6569 * except.c (add_type_for_runtime): Check if TYPE has
6570 already been converted.
6571 (lookup_type_for_runtime): Likewise.
6572 (check_handled): Handle converted types.
6573 * varasm.c (remove_unreachable_alias_pairs): New.
6574 * gimple.c: Include demangle.h.
6575 (gimple_decl_printable_name): New.
6576 (gimple_fold_obj_type_ref): New.
6577 * gimple.h (gimple_decl_printable_name): Declare.
6578 (gimple_fold_obj_type_ref): Declare.
6579 * passes.c (init_optimization_passes): Add pass
6580 pass_ipa_free_lang_data.
6581 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6582 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6584 2009-09-03 Diego Novillo <dnovillo@google.com>
6586 * c-lang.c (lang_hooks): Remove const qualifier.
6588 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6590 * doc/install.texi (*-*-freebsd*): Update target information.
6592 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6594 * hard-reg-set.h (call_fixed_regs): Remove.
6595 * reginfo.c (call_fixed_regs): Remove.
6596 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6597 (globalize_reg): Don't use call_fixed_regs.
6598 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6601 2009-09-01 Michael Matz <matz@suse.de>
6603 * expr.h (emit_storent_insn, expand_expr_real_1,
6604 expand_expr_real_2): Declare.
6605 * expr.c (emit_storent_insn, expand_expr_real_1,
6606 expand_expr_real_2): Export.
6607 (store_expr): Setting and evaluating dont_return_target is useless.
6608 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6609 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6610 * except.c (expand_resx_expr): Rename to ...
6611 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6612 * except.h (expand_resx_stmt): Declare.
6613 * stmt.c: Add include gimple.h
6614 (expand_asm_expr): Rename to ...
6615 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6616 (expand_case): Rewrite to take gimple statement.
6617 * tree.h (expand_asm_stmt): Declare.
6618 (expand_case): Change prototype.
6619 * Makefile.in (stmt.o): Depend on gimple.h.
6620 * builtins.c (expand_builtin_synchronize): Build gimple asm
6621 statement, not an ASM_EXPR.
6622 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6623 gimple_to_tree, release_stmt_tree): Remove.
6624 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6625 ggc_free, but hold comparison code and operands separately.
6626 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6627 (expand_call_stmt, expand_gimple_stmt_1,
6628 expand_gimple_stmt): New helpers.
6629 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6630 release_stmt_tree. Call expand_gimple_stmt instead.
6631 (expand_gimple_basic_block): Ditto.
6633 * calls.c (emit_call_1): Don't look at EH regions here, make
6634 fntree parameter useless.
6635 (expand_call): New local rettype for TREE_TYPE(exp), use it
6636 throughout. Remove local p, use addr instead.
6637 Don't look at EH regions here.
6639 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6641 * doc/invoke.texi (-fsched-pressure): Document it.
6642 (-fsched-reg-pressure-heuristic): Remove it.
6644 * reload.c (ira.h): Include.
6645 (find_reloads): Add choosing reload on number of small spilled
6648 * haifa-sched.c (ira.h): Include.
6649 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6650 saved_reg_pressure, curr_reg_live, saved_reg_live,
6651 region_ref_regs): New variables.
6652 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6653 initiate_reg_pressure_info, setup_ref_regs,
6654 initiate_bb_reg_pressure_info, save_reg_pressure,
6655 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6657 (setup_insn_reg_pressure_info): New function.
6658 (rank_for_schedule): Add pressure checking and insn issue time.
6659 Remove comparison of insn reg weights.
6660 (ready_sort): Set insn reg pressure info.
6661 (update_register_pressure, setup_insn_max_reg_pressure,
6662 update_reg_and_insn_max_reg_pressure,
6663 sched_setup_bb_reg_pressure_info): New functions.
6664 (schedule_insn): Add code for printing and updating reg pressure info.
6665 (find_set_reg_weight, find_insn_reg_weight): Remove.
6666 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6667 (debug_ready_list): Print reg pressure info.
6668 (schedule_block): Ditto. Check insn issue time.
6669 (sched_init): Set up sched_pressure_p. Allocate and set up some
6670 reg pressure related info.
6671 (sched_finish): Free some reg pressure related info.
6672 (fix_tick_ready): Make insn always ready if pressure_p.
6673 (init_h_i_d): Don't call find_insn_reg_weight.
6674 (haifa_finish_h_i_d): Free insn reg pressure info.
6676 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6677 ira_memory_move_cost, ira_class_hard_regs,
6678 ira_class_hard_regs_num, ira_no_alloc_regs,
6679 ira_available_class_regs, ira_reg_class_cover_size,
6680 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6682 * ira-lives.c (single_reg_class): Check mode to find how many
6683 registers are necessary for operand.
6684 (ira_implicitly_set_insn_hard_regs): New.
6686 * common.opt (fsched-pressure): New options.
6687 (fsched-reg-pressure-heuristic): Remove.
6689 * ira.c (setup_eliminable_regset): Rename to
6690 ira_setup_eliminable_regset. Make it external.
6691 (expand_reg_info): Pass cover class to setup_reg_classes.
6692 (ira): Call resize_reg_info instead of allocate_reg_info.
6694 * sched-deps.c: Include ira.h.
6695 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6696 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6697 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6698 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6699 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6700 mark_insn_reg_store, mark_insn_reg_clobber,
6701 setup_insn_reg_pressure_info): New.
6702 (sched_analyze_1): Update implicit_reg_pending_uses.
6703 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6704 Use them to create dependencies. Set insn reg uses and pressure
6705 info. Process reg_pending_uses in one place.
6706 (free_deps): Free implicit sets.
6707 (remove_from_deps): Remove implicit sets if necessary. Check
6708 implicit sets when clearing reg_last_in_use.
6709 (init_deps_global): Clear implicit_reg_pending_clobbers and
6710 implicit_reg_pending_uses.
6712 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6713 ira_memory_move_cost, ira_class_hard_regs,
6714 ira_class_hard_regs_num, ira_no_alloc_regs,
6715 ira_available_class_regs, ira_reg_class_cover_size,
6716 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6717 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6718 ira_implicitly_set_insn_hard_regs): New prototypes.
6720 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6721 cost_elements_num): New variables.
6722 (allocno_costs, total_costs): Rename to costs and
6723 total_allocno_costs.
6724 (COSTS_OF_ALLOCNO): Rename to COSTS.
6725 (allocno_pref): Rename to pref.
6726 (allocno_pref_buffer): Rename to pref_buffer.
6727 (common_classes): Rename to regno_cover_class.
6729 (record_reg_classes): Set allocno attributes only if allocno_p.
6730 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6731 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6732 and COSTS_OF_ALLOCNO.
6733 (print_costs): Rename to print_allocno_costs.
6734 (print_pseudo_costs): New.
6735 (process_bb_node_for_costs): Split into 2 functions with new
6736 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6737 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6738 new parameter dump_file. Use cost_elements_num instead of
6739 ira_allocnos_num. Make one iteration if preferred classes were
6740 already calculated for scheduler. Make 2 versions of code
6741 depending on allocno_p.
6742 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6743 regno_cover_class and COSTS instead of common_classes and
6745 (init_costs, finish_costs): New.
6746 (ira_costs): Set up allocno_p and cost_elements_num. Call
6747 init_costs and finish_costs.
6748 (ira_set_pseudo_classes): New.
6750 * rtl.h (allocate_reg_info): Remove.
6751 (resize_reg_info): Change return type.
6752 (reg_cover_class): New.
6753 (setup_reg_classes): Add new parameter.
6755 * sched-int.h (struct deps_reg): New member implicit_sets.
6756 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6757 (INCREASE_BITS): New macro.
6758 (struct reg_pressure_data, struct reg_use_data): New.
6759 (struct _haifa_insn_data): Remove reg_weight. Add members
6760 reg_pressure, reg_use_list, reg_set_list, and
6761 reg_pressure_excess_cost_change.
6762 (struct deps): New member implicit_sets.
6763 (pressure_p): New variable.
6764 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6765 (struct reg_pressure_data, struct reg_use_data): New.
6766 (INSN_REG_WEIGHT): Remove.
6767 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6768 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6769 (sched_init_region_reg_pressure_info,
6770 sched_setup_bb_reg_pressure_info): New prototypes.
6772 * reginfo.c (struct reg_pref): New member coverclass.
6773 (reg_cover_class): New function.
6774 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6775 (reg_info_size): New variable.
6776 (allocate_reg_info): Make static. Setup reg_info_size.
6777 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6778 (setup_reg_classes): Add a new parameter. Setup cover class too.
6780 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6783 * sched-rgn.c (deps_join): Set up implicit_sets.
6784 (schedule_region): Set up region and basic blocks pressure
6787 * passes.c (init_optimization_passes): Move
6788 pass_subregs_of_mode_init before pass_sched.
6790 2009-09-02 Martin Jambor <mjambor@suse.cz>
6792 * tree-sra.c (struct access): New field grp_hint.
6793 (dump_access): Dump grp_hint.
6794 (sort_and_splice_var_accesses): Set grp_hint if a group is read
6796 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
6797 those which have been specifically read and somehow written to.
6798 (propagate_subacesses_accross_link): Set grp_hint of right child and
6799 also possibly of the left child.
6801 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6803 * tree-object-size.c (addr_object_size): Always use object_size_type
6804 0 or 2 when determining the pointer pointed object size.
6806 2009-09-02 Richard Guenther <rguenther@suse.de>
6809 2009-08-31 Richard Guenther <rguenther@suse.de>
6811 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6812 to query if the memory regions for memmove overlap.
6813 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6814 asserts on pointers, instead deal with odd trees.
6815 (ptr_derefs_may_alias_p): Likewise.
6816 (refs_may_alias_p_1): Constructor bases also never alias.
6818 2009-08-01 Christian Bruel <christian.bruel@st.com>
6821 2009-07-31 Christian Bruel <christian.bruel@st.com>
6822 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6824 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6826 * doc/invoke.texi (-fvar-tracking-assignments): New.
6827 (-fvar-tracking-assignments-toggle): New.
6828 (-fdump-final-insns=file): Mark filename as optional.
6829 (--param min-nondebug-insn-uid): New.
6830 (-gdwarf-@{version}): Mention version 4.
6831 * opts.c (common_handle_option): Accept it.
6832 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6833 * regrename.c (regrename_optimize): Drop last. Don't count debug
6834 insns as uses. Don't reject change because of debug insn.
6835 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6836 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6837 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6838 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6839 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6840 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6841 * doc/gimple.texi (is_gimple_debug): New.
6842 (gimple_debug_bind_p): New.
6843 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6844 * doc/install.texi (bootstrap-debug): More details.
6845 (bootstrap-debug-big, bootstrap-debug-lean): Document.
6846 (bootstrap-debug-lib): More details.
6847 (bootstrap-debug-ckovw): Update.
6848 (bootstrap-time): New.
6849 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
6850 (insert_phi_nodes_for): Insert debug stmts.
6851 (rewrite_stmt): Take iterator. Insert debug stmts.
6852 (rewrite_enter_block): Adjust.
6853 (maybe_replace_use_in_debug_stmt): New.
6854 (rewrite_update_stmt): Use it.
6855 (mark_use_interesting): Return early for debug stmts.
6856 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
6857 stmts before replacing stmt.
6858 (move_computations_stmt): Likewise.
6859 * ira-conflicts.c (add_copies): Skip debug insns.
6860 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
6861 (regstat_bb_compute_ri): Skip debug insns.
6862 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
6863 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
6864 check_loop_closed_ssa_stmt): Skip debug stmts.
6865 * tree-tailcall.c (find_tail_calls): Likewise.
6866 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6867 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
6868 (build_var_debug_value_stat): Declare.
6869 (build_var_debug_value): Define.
6870 (target_for_debug_bind): Declare.
6871 * reload.c (find_equiv_reg): Skip debug insns.
6872 * rtlanal.c (reg_used_between_p): Skip debug insns.
6873 (side_effects_p): Likewise.
6874 (canonicalize_condition): Likewise.
6875 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6876 insns never depend on debug insns.
6877 (create_ddg_dep_no_link): Likewise.
6878 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6879 Don't add inter-loop dependencies for debug insns.
6880 (build_intra_loop_deps): Likewise.
6881 (create_ddg): Count debug insns.
6882 * ddg.h (struct ddg::num_debug): New.
6883 (num_backargs): Pair up with previous int field.
6884 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6885 -fcompare-debug-second.
6886 * final.c (get_attr_length_1): Skip debug insns.
6887 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6888 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6889 (driver_self_specs): Map -fdump-final-insns to
6890 -fdump-final-insns=..
6891 (get_local_tick): New.
6892 (compare_debug_dump_opt_spec_function): Test for . argument and
6893 compute output name. Compute temp output spec without flag name.
6894 Compute -frandom-seed.
6895 (OPT): Undef after use.
6896 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6897 (average_num_loop_insns): Likewise.
6898 * params.h (MIN_NONDEBUG_INSN_UID): New.
6899 * gimple.def (GIMPLE_DEBUG): New.
6900 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6901 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6902 (merge_in_block): Fix whitespace.
6903 * toplev.c (flag_var_tracking): Update comment.
6904 (flag_var_tracking_assignments): New.
6905 (flag_var_tracking_assignments_toggle): New.
6906 (process_options): Don't open final insns dump file if we're not
6907 going to write to it. Compute defaults for var_tracking.
6908 * df-scan.c (df_insn_rescan_debug_internal): New.
6909 (df_uses_record): Handle debug insns.
6910 * haifa-sched.c (ready): Initialize n_debug.
6911 (contributes_to_priority): Skip debug insns.
6912 (dep_list_size): New.
6914 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6915 they're ready. Disregard previous debug insns to make decisions.
6916 (queue_insn): Never queue debug insns.
6917 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6918 (schedule_insn): Don't reject debug insns because of issue rate.
6919 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6920 (queue_to_ready): Skip and discount debug insns.
6921 (choose_ready): Let debug insns through.
6922 (schedule_block): Check boundary debug insns. Discount debug
6923 insns, schedule them early. Adjust whitespace.
6924 (set_priorities): Check for boundary debug insns.
6925 (add_jump_dependencies): Use dep_list_size.
6926 (prev_non_location_insn): New.
6927 (check_cfg): Use it.
6928 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6930 (remove_unused_ivs): Reset debug stmts.
6931 * modulo-sched.c (const_iteration_count): Skip debug insns.
6932 (res_MII): Discount debug insns.
6933 (loop_single_full_bb_p): Skip debug insns.
6934 (sms_schedule): Likewise.
6935 (sms_schedule_by_order): Likewise.
6936 (ps_has_conflicts): Likewise.
6937 * caller-save.c (refmarker_fn): New.
6938 (save_call_clobbered_regs): Replace regs with saved mem in
6940 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6941 Call refmarker_fn mark for hardregnos.
6942 (mark_reg_as_referenced): New.
6943 (replace_reg_with_saved_mem): New.
6944 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6945 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6947 (cse_extended_basic_block): Skip debug insns.
6948 (count_reg_usage): Likewise.
6949 (is_dead_reg): New, split out of...
6950 (set_live_p): ... here.
6951 (insn_live_p): Use it for debug insns.
6952 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6953 (execute_optimize_stdarg): Likewise.
6954 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6955 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6956 changes in debug stmts as changes.
6957 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6958 (moveup_expr): Don't move across debug insns. Don't move
6959 debug insn if it would create a bookkeeping block.
6960 (moveup_expr_cached): Don't use cache for debug insns that
6961 are heads of blocks.
6962 (compute_av_set_inside_bb): Skip debug insns.
6963 (sel_rank_for_schedule): Schedule debug insns first. Remove
6965 (block_valid_for_bookkeeping_p); Support lax searches.
6966 (create_block_for_bookkeeping): Adjust block numbers when
6967 encountering debug-only blocks.
6968 (find_place_for_bookkeeping): Deal with debug-only blocks.
6969 (generate_bookkeeping_insn): Accept no place to insert.
6970 (remove_temp_moveop_nops): New argument full_tidying.
6971 (prepare_place_to_insert): Deal with debug insns.
6972 (advance_state_on_fence): Debug insns don't start cycles.
6973 (update_boundaries): Take fence as argument. Deal with
6975 (schedule_expr_on_boundary): No full_tidying on debug insns.
6976 (fill_insns): Deal with debug insns.
6977 (track_scheduled_insns_and_blocks): Don't count debug insns.
6978 (need_nop_to_preserve_insn_bb): New, split out of...
6979 (remove_insn_from_stream): ... this.
6980 (fur_orig_expr_not_found): Skip debug insns.
6981 * rtl.def (VALUE): Move up.
6983 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6984 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6985 Set it if debug stmts are found.
6986 (statement_sink_location): Skip debug stmts. Propagate
6987 moving defs into debug stmts.
6988 * ifcvt.c (first_active_insn): Skip debug insns.
6989 (last_active_insns): Likewise.
6990 (cond_exec_process_insns): Likewise.
6991 (noce_process_if_block): Likewise.
6992 (check_cond_move_block): Likewise.
6993 (cond_move_convert_if_block): Likewise.
6994 (block_jumps_and_fallthru_p): Likewise.
6995 (dead_or_predicable): Likewise.
6996 * dwarf2out.c (debug_str_hash_forced): New.
6997 (find_AT_string): Add comment.
6998 (gen_label_for_indirect_string): New.
6999 (get_debug_string_label): New.
7000 (AT_string_form): Use it.
7001 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7002 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7003 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7004 several operations that cannot be represented with DWARF opcodes.
7005 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7006 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7007 (dwarf2out_var_location): Take during-call mark into account.
7008 (output_indirect_string): Update comment. Output if there are
7009 label and references.
7010 (prune_indirect_string): New.
7011 (prune_unused_types): Call it if debug_str_hash_forced.
7012 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7013 (dw_long_long_const): Remove.
7014 (struct dw_val_struct): Change val_long_long type to rtx.
7015 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7016 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7017 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7018 component instead of HOST_BITS_PER_LONG.
7019 (output_loc_operands): Likewise. For const8* assert
7020 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7021 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7022 rather than HOST_BITS_PER_LONG is >= 64.
7023 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7025 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7026 HOST_BITS_PER_LONG for dw_val_class_long_long.
7027 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7028 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7029 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7031 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7032 Handle DW_OP_implicit_value.
7033 (extract_int): Move prototype earlier.
7034 (mem_loc_descriptor): For SUBREG punt if inner
7035 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7036 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7037 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7038 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7039 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7040 instead of Pmode size.
7041 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7042 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7043 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7044 (concat_loc_descriptor, concatn_loc_descriptor,
7045 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7046 (add_location_or_const_value_attribute): Likewise. For single
7047 location loc_lists attempt to use add_const_value_attribute
7048 for constant decls. Add DW_AT_const_value even if
7049 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7051 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7052 (control_flow_insn_p): Likewise.
7053 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7054 (separate_decls_in_region_debug_bind): New.
7055 (separate_decls_in_region): Process debug bind stmts afterwards.
7056 * recog.c (verify_changes): Handle debug insns.
7057 (extract_insn): Likewise.
7058 (peephole2_optimize): Skip debug insns.
7059 * dse.c (scan_insn): Skip debug insns.
7060 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7062 (setup_id_for_insn): Handle debug insns.
7063 (maybe_tidy_empty_bb): Adjust whitespace.
7064 (tidy_control_flow): Skip debug insns.
7065 (sel_remove_insn): Adjust for debug insns.
7066 (sel_estimate_number_of_insns): Skip debug insns.
7067 (create_insn_rtx_from_pattern): Handle debug insns.
7068 (create_copy_of_insn_rtx): Likewise.
7069 * sel-sched-.h (sel_bb_end): Declare.
7070 (sel_bb_empty_or_nop_p): New.
7071 (get_all_loop_exits): Use it.
7072 (_eligible_successor_edge_p): Likewise.
7073 (return_nop_to_pool): Adjust.
7074 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7075 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7076 * gimple-pretty-print.c (dump_gimple_debug): New.
7077 (dump_gimple_stmt): Use it.
7078 (dump_bb_header): Skip gimple debug stmts.
7079 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7080 (fixup_match_2): Likewise.
7081 (regmove_backward_pass): Likewise. Simplify combined
7082 replacement. Handle debug insns.
7083 * function.c (instantiate_virtual_regs): Handle debug insns.
7084 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7085 * print-rtl.h: Include cselib.h.
7086 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7087 * df.h (df_inns_rescan_debug_internal): Declare.
7088 * gcse.c (alloc_hash_table): Estimate n_insns.
7089 (cprop_insn): Don't regard debug insns as changes.
7090 (bypass_conditional_jumps): Skip debug insns.
7091 (one_pre_gcse_pass): Adjust.
7092 (one_code_hoisting_pass): Likewise.
7093 (compute_ld_motion_mems): Skip debug insns.
7094 (one_cprop_pass): Adjust.
7095 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7096 (if_convertible_stmt_p): Handle debug stmts.
7097 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7098 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7099 * ira-build.c (create_bb_allocnos): Skip debug insns.
7100 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7101 (has_single_use): Likewise.
7102 (single_imm_use): Likewise.
7103 (num_imm_uses): Likewise.
7104 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7105 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7106 (create_outofssa_var_map): Likewise.
7107 * lower-subreg.c (adjust_decomposed_uses): New.
7108 (resolve_debug): New.
7109 (decompose_multiword_subregs): Use it.
7110 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7111 * emit-rtl.c: Include params.h.
7112 (cur_debug_insn_uid): Define.
7113 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7114 (copy_rtx_if_shared_1): Handle debug insns.
7115 (reset_used_flags): Likewise.
7116 (set_used_flags): LIkewise.
7117 (get_max_insn_count): New.
7118 (next_nondebug_insn): New.
7119 (prev_nondebug_insn): New.
7120 (make_debug_insn_raw): New.
7121 (emit_insn_before_noloc): Handle debug insns.
7122 (emit_jump_insn_before_noloc): Likewise.
7123 (emit_call_insn_before_noloc): Likewise.
7124 (emit_debug_insn_before_noloc): New.
7125 (emit_insn_after_noloc): Handle debug insns.
7126 (emit_jump_insn_after_noloc): Likewise.
7127 (emit_call_insn_after_noloc): Likewise.
7128 (emit_debug_insn_after_noloc): Likewise.
7129 (emit_insn_after): Take loc from earlier non-debug insn.
7130 (emit_jump_insn_after): Likewise.
7131 (emit_call_insn_after): Likewise.
7132 (emit_debug_insn_after_setloc): New.
7133 (emit_debug_insn_after): New.
7134 (emit_insn_before): Take loc from later non-debug insn.
7135 (emit_jump_insn_before): Likewise.
7136 (emit_call_insn_before): Likewise.
7137 (emit_debug_insn_before_setloc): New.
7138 (emit_debug_insn_before): New.
7139 (emit_insn): Handle debug insns.
7140 (emit_debug_insn): New.
7141 (emit_jump_insn): Handle debug insns.
7142 (emit_call_insn): Likewise.
7144 (init_emit): Take min-nondebug-insn-uid into account.
7145 Initialize cur_debug_insn_uid.
7146 (emit_copy_of_insn_after): Handle debug insns.
7147 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7148 location of single rhs in place.
7149 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7150 (floor_sdiv_adjust): New.
7151 (cell_sdiv_adjust): New.
7152 (cell_udiv_adjust): New.
7153 (round_sdiv_adjust): New.
7154 (round_udiv_adjust): New.
7155 (wrap_constant): Moved from cselib.
7156 (unwrap_constant): New.
7157 (expand_debug_expr): New.
7158 (expand_debug_locations): New.
7159 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7161 (gimple_expand_cfg): Expand debug locations.
7162 * cselib.c: Include tree-pass.h.
7163 (struct expand_value_data): New.
7164 (cselib_record_sets_hook): New.
7165 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7166 (cselib_clear_table): Move, and implemnet in terms of...
7167 (cselib_reset_table_with_next_value): ... this.
7168 (cselib_get_next_unknown_value): New.
7169 (discard_useless_locs): Don't discard preserved values.
7170 (cselib_preserve_value): New.
7171 (cselib_preserved_value_p): New.
7172 (cselib_preserve_definitely): New.
7173 (cselib_clear_preserve): New.
7174 (cselib_preserve_only_values): New.
7175 (new_cselib_val): Take rtx argument. Dump it in details.
7176 (cselib_lookup_mem): Adjust.
7177 (expand_loc): Take regs_active in struct. Adjust. Silence
7178 dumps unless details are requested.
7179 (cselib_expand_value_rtx_cb): New.
7180 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7181 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7182 without details. Copy more subregs. Try to resolve values
7183 using a callback. Wrap constants.
7184 (cselib_subst_to_values): Adjust.
7185 (cselib_log_lookup): New.
7186 (cselib_lookup): Call it.
7187 (cselib_invalidate_regno): Don't count preserved values as useless.
7188 (cselib_invalidate_mem): Likewise.
7189 (cselib_record_set): Likewise.
7190 (struct set): Renamed to cselib_set, moved to cselib.h.
7191 (cselib_record_sets): Adjust. Call hook.
7192 (cselib_process_insn): Reset table when it would be cleared.
7193 (dump_cselib_val): New.
7194 (dump_cselib_table): New.
7195 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7196 (remove_forwarder_block): Support moving debug stmts.
7197 * cselib.h (cselib_record_sets_hook): Declare.
7198 (cselib_expand_callback): New type.
7199 (cselib_expand_value_rtx_cb): Declare.
7200 (cselib_reset_table_with_next_value): Declare.
7201 (cselib_get_next_unknown_value): Declare.
7202 (cselib_preserve_value): Declare.
7203 (cselib_preserved_value_p): Declare.
7204 (cselib_preserve_only_values): Declare.
7205 (dump_cselib_table): Declare.
7206 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7207 (try_crossjump_to_edge): Likewise.
7208 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7209 dominated blocks when debug stmts are present.
7210 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7211 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7212 (set_var_live_on_entry): Likewise.
7213 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7214 * cfglayout.c (curr_location, last_location): Make static.
7215 (set_curr_insn_source_location): Don't avoid bouncing.
7216 (get_curr_insn_source_location): New.
7217 (get_curr_insn_block): New.
7218 (duplicate_insn_chain): Handle debug insns.
7219 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7221 * common.opt (fcompare-debug): Move to sort order.
7222 (fdump-unnumbered-links): Likewise.
7223 (fvar-tracking-assignments): New.
7224 (fvar-tracking-assignments-toggle): New.
7225 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7226 because of debug stmts.
7227 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7228 (eliminate_unnecessary_stmts): Walk dominated blocks before
7230 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7231 * ira.c (memref_used_between_p): Skip debug insns.
7232 (update_equiv_regs): Likewise.
7233 * sched-deps.c (sd_lists_size): Accept empty list.
7234 (sd_init_insn): Mark debug insns.
7235 (sd_finish_insn): Unmark them.
7236 (sd_add_dep): Reject non-debug deps on debug insns.
7237 (fixup_sched_groups): Give debug insns group treatment.
7239 (sched_analyze_reg): Don't mark debug insns for sched before call.
7240 (sched_analyze_2): Handle debug insns.
7241 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7243 (deps_analyze_insn): Handle debug insns.
7244 (deps_start_bb): Skip debug insns.
7245 (init_deps): Initialize last_debug_insn.
7246 * tree-ssa.c (target_for_debug_bind): New.
7247 (find_released_ssa_name): New.
7248 (propagate_var_def_into_debug_stmts): New.
7249 (propagate_defs_into_debug_stmts): New.
7250 (verify_ssa): Skip debug bind stmts without values.
7251 (warn_uninialized_vars): Skip debug stmts.
7252 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7253 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7254 (rtx_equal_p): Likewise.
7255 * ira-costs.c (scan_one_insn): Skip debug insns.
7256 (process_bb_node_for_hard_reg_moves): Likewise.
7257 * rtl.h (DEBUG_INSN_P): New.
7258 (NONDEBUG_INSN_P): New.
7259 (MAY_HAVE_DEBUG_INSNS): New.
7260 (INSN_P): Accept debug insns.
7261 (RTX_FRAME_RELATED_P): Likewise.
7262 (INSN_DELETED_P): Likewise
7263 (PAT_VAR_LOCATION_DECL): New.
7264 (PAT_VAR_LOCATION_LOC): New.
7265 (PAT_VAR_OCATION_STATUS): New.
7266 (NOTE_VAR_LOCATION_DECL): Reimplement.
7267 (NOTE_VAR_LOCATION_LOC): Likewise.
7268 (NOTE_VAR_LOCATION_STATUS): Likewise.
7269 (INSN_VAR_LOCATION): New.
7270 (INSN_VAR_LOCATION_DECL): New.
7271 (INSN_VAR_LOCATION_LOC): New.
7272 (INSN_VAR_LOCATION_STATUS): New.
7273 (gen_rtx_UNKNOWN_VAR_LOC): New.
7274 (VAR_LOC_UNKNOWN_P): New.
7275 (NOTE_DURING_CALL_P): New.
7276 (SCHED_GROUP_P): Accept debug insns.
7277 (emit_debug_insn_before): Declare.
7278 (emit_debug_insn_before_noloc): Declare.
7279 (emit_debug_insn_beore_setloc): Declare.
7280 (emit_debug_insn_after): Declare.
7281 (emit_debug_insn_after_noloc): Declare.
7282 (emit_debug_insn_after_setloc): Declare.
7283 (emit_debug_insn): Declare.
7284 (make_debug_insn_raw): Declare.
7285 (prev_nondebug_insn): Declare.
7286 (next_nondebug_insn): Declare.
7287 (delegitimize_mem_from_attrs): Declare.
7288 (get_max_insn_count): Declare.
7289 (wrap_constant): Declare.
7290 (unwrap_constant): Declare.
7291 (get_curr_insn_source_location): Declare.
7292 (get_curr_insn_block): Declare.
7293 * tree-inline.c (insert_debug_decl_map): New.
7294 (processing_debug_stmt): New.
7295 (remap_decl): Don't create new mappings in debug stmts.
7296 (remap_gimple_op_r): Don't add references in debug stmts.
7297 (copy_tree_body_r): Likewise.
7298 (remap_gimple_stmt): Handle debug bind stmts.
7299 (copy_bb): Skip debug stmts.
7300 (copy_edges_for_bb): Likewise.
7301 (copy_debug_stmt): New.
7302 (copy_debug_stmts): New.
7303 (copy_body): Copy debug stmts at the end.
7304 (insert_init_debug_bind): New.
7305 (insert_init_stmt): Take id. Skip and emit debug stmts.
7306 (setup_one_parameter): Remap variable earlier, register debug mapping.
7307 (estimate_num_insns): Skip debug stmts.
7308 (expand_call_inline): Preserve debug_map.
7309 (optimize_inline_calls): Check for no debug_stmts left-overs.
7310 (unsave_expr_now): Preserve debug_map.
7311 (copy_gimple_seq_and_replace_locals): Likewise.
7312 (tree_function_versioning): Check for no debug_stmts left-overs.
7313 Init and destroy debug_map as needed. Split edges unconditionally.
7314 (build_duplicate_type): Init and destroy debug_map as needed.
7315 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7316 (struct copy_body_data): Add debug_stmts and debug_map.
7317 * sched-int.h (struct ready_list): Add n_debug.
7318 (struct deps): Add last_debug_insn.
7319 (DEBUG_INSN_SCHED_P): New.
7320 (BOUNDARY_DEBUG_INSN_P): New.
7321 (SCHEDULE_DEBUG_INSN_P): New.
7322 (sd_iterator_cond): Accept empty list.
7323 * combine.c (create_log_links): Skip debug insns.
7324 (combine_instructions): Likewise.
7325 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7326 return value is always unshared.
7327 (struct rtx_subst_pair): New.
7328 (auto_adjust_pair): New.
7329 (propagate_for_debug_subst): New.
7330 (propagate_for_debug): New.
7331 (try_combine): Skip debug insns. Propagate removed defs into
7333 (next_nonnote_nondebug_insn): New.
7334 (distribute_notes): Use it. Skip debug insns.
7335 (distribute_links): Skip debug insns.
7336 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7337 * resource.c (mark_target_live_regs): Likewise.
7338 * var-tracking.c: Include cselib.h and target.h.
7339 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7341 (micro_operation_type_name): New.
7342 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7343 (struct micro_operation_def): Update comments.
7344 (decl_or_value): New type. Use instead of decls.
7345 (struct emit_note_data_def): Add vars.
7346 (struct attrs_def): Use decl_or_value.
7347 (struct variable_tracking_info_def): Add permp, flooded.
7348 (struct location_chain_def): Update comment.
7349 (struct variable_part_def): Use decl_or_value.
7350 (struct variable_def): Make var_part a variable length array.
7352 (scratch_regs): New.
7353 (cselib_hook_called): New.
7354 (dv_is_decl_p): New.
7355 (dv_is_value_p): New.
7358 (dv_as_opaque): New.
7359 (dv_onepart_p): New.
7361 (IS_DECL_CODE): New.
7362 (check_value_is_not_decl): New.
7363 (dv_from_decl): New.
7364 (dv_from_value): New.
7365 (dv_htab_hash): New.
7366 (variable_htab_hash): Use it.
7367 (variable_htab_eq): Support values.
7368 (variable_htab_free): Free from the right pool.
7369 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7370 (attrs_list_union): Adjust.
7371 (attrs_list_mpdv_union): New.
7372 (tie_break_pointers): New.
7373 (canon_value_cmp): New.
7374 (unshare_variable): Return possibly-modified slot.
7375 (vars_copy_1): Adjust.
7376 (var_reg_decl_set): Adjust. Split out of...
7377 (var_reg_set): ... this.
7378 (get_init_value): Adjust.
7379 (var_reg_delete_and_set): Adjust.
7380 (var_reg_delete): Adjust.
7381 (var_regno_delete): Adjust.
7382 (var_mem_decl_set): Split out of...
7383 (var_mem_set): ... this.
7384 (var_mem_delete_and_set): Adjust.
7385 (var_mem_delete): Adjust.
7389 (variable_union): Adjust. Speed up merge of 1-part vars.
7390 (variable_canonicalize): Use unshared slot.
7391 (VALUED_RECURSED_INTO): New.
7392 (find_loc_in_1pdv): New.
7393 (struct dfset_merge): New.
7394 (insert_into_intersection): New.
7395 (intersect_loc_chains): New.
7397 (canonicalize_loc_order_check): New.
7398 (canonicalize_values_mark): New.
7399 (canonicalize_values_star): New.
7400 (variable_merge_over_cur): New.
7401 (variable_merge_over_src): New.
7402 (dataflow_set_merge): New.
7403 (dataflow_set_equiv_regs): New.
7404 (remove_duplicate_values): New.
7405 (struct dfset_post_merge): New.
7406 (variable_post_merge_new_vals): New.
7407 (variable_post_merge_perm_vals): New.
7408 (dataflow_post_merge_adjust): New.
7409 (find_mem_expr_in_1pdv): New.
7410 (dataflow_set_preserve_mem_locs): New.
7411 (dataflow_set_remove_mem_locs): New.
7412 (dataflow_set_clear_at_call): New.
7413 (onepart_variable_different_p): New.
7414 (variable_different_p): Use it.
7415 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7416 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7418 (track_loc_p): Pass it true.
7419 (struct count_use_info): New.
7420 (find_use_val): New.
7421 (replace_expr_with_values): New.
7423 (use_type): New, partially split out of...
7424 (count_uses): ... this. Count new micro-ops.
7425 (count_uses_1): Adjust.
7426 (count_stores): Adjust.
7427 (count_with_sets): New.
7428 (VAL_NEEDS_RESOLUTION): New.
7429 (VAL_HOLDS_TRACK_EXPR): New.
7430 (VAL_EXPR_IS_COPIED): New.
7431 (VAL_EXPR_IS_CLOBBERED): New.
7432 (add_uses): Adjust. Generate new micro-ops.
7433 (add_uses_1): Adjust.
7434 (add_stores): Generate new micro-ops.
7435 (add_with_sets): New.
7436 (find_src_status): Adjust.
7437 (find_src_set_src): Adjust.
7438 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7439 Handle new micro-ops. Canonicalize value equivalances.
7440 (vt_find_locations): Compute total size of hash tables for
7441 dumping. Perform merge for var-tracking-assignments. Don't
7442 disregard single-block loops.
7443 (dump_attrs_list): Handle decl_or_value.
7444 (dump_variable): Take variable. Deal with decl_or_value.
7445 (dump_variable_slot): New.
7446 (dump_vars): Use it.
7447 (dump_dataflow_sets): Adjust.
7448 (set_slot_part): New, extended to support one-part variables
7449 after splitting out of...
7450 (set_variable_part): ... this.
7451 (clobber_slot_part): New, split out of...
7452 (clobber_variable_part): ... this.
7453 (delete_slot_part): New, split out of...
7454 (delete_variable_part): .... this.
7455 (check_wrap_constant): New.
7456 (vt_expand_loc_callback): New.
7457 (vt_expand_loc): New.
7458 (emit_note_insn_var_location): Adjust. Handle values. Handle
7459 EMIT_NOTE_AFTER_CALL_INSN.
7460 (emit_notes_for_differences_1): Adjust. Handle values.
7461 (emit_notes_for_differences_2): Likewise.
7462 (emit_notes_for_differences): Adjust.
7463 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7464 Adjust. Handle new micro-ops.
7465 (vt_add_function_parameters): Adjust. Create and bind values.
7466 (vt_initialize): Adjust. Initialize scratch_regs and
7467 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7468 operations. Move some code to count_with_sets and add_with_sets.
7469 (delete_debug_insns): New.
7470 (vt_debug_insns_local): New.
7471 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7473 (var_tracking_main): If var-tracking-assignments is enabled
7474 but var-tracking isn't, delete debug insns and leave. Likewise
7475 if we exceed limits or fail the stack adjustments tests, and
7476 after all var-tracking processing.
7477 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7478 (dataflow_set): Add traversed_vars.
7479 (value_chain, const_value_chain): New typedefs.
7480 (value_chain_pool, value_chains): New variables.
7481 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7482 add_value_chains, add_cselib_value_chains, remove_value_chain,
7483 remove_value_chains, remove_cselib_value_chains): New functions.
7484 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7485 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7487 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7488 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7489 (dst_can_be_shared): New variable.
7490 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7491 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7492 different from set->vars, look up slot again instead of using the
7494 (dataflow_set_init): Initialize traversed_vars.
7495 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7496 lookup if set->vars is shared. Don't keep slot cleared before
7497 calling unshare_variable. Unshare set->vars if needed. Adjust
7498 unshare_variable callers. Clear dst_can_be_shared if needed.
7499 Even ->refcount == 1 vars must be unshared if set->vars is shared
7500 and var needs to be modified.
7501 (dataflow_set_union): Set traversed_vars during canonicalization.
7502 (VALUE_CHANGED, DECL_CHANGED): Define.
7503 (set_dv_changed, dv_changed_p): New static inlines.
7504 (track_expr_p): Clear DECL_CHANGED.
7505 (dump_dataflow_sets): Set it.
7506 (variable_was_changed): Call set_dv_changed.
7507 (emit_note_insn_var_location): Likewise.
7508 (changed_variables_stack): New variable.
7509 (check_changed_vars_1, check_changed_vars_2): New functions.
7510 (emit_notes_for_changes): Do nothing if changed_variables is
7511 empty. Traverse changed_variables with check_changed_vars_1,
7512 call check_changed_vars_2 on each changed_variables_stack entry.
7513 (emit_notes_in_bb): Add SET argument. Just clear it at the
7514 beginning, use it instead of local &set, don't destroy it at the end.
7515 (vt_emit_notes): Call dataflow_set_clear early on all
7516 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7517 computed set, dataflow_set_clear also VTI(bb)->in when we are
7518 done with the basic block. Initialize changed_variables_stack,
7519 free it afterwards. If ENABLE_CHECKING verify that after noting
7520 differences to an empty set value_chains hash table is empty.
7521 (vt_initialize): Initialize value_chains and value_chain_pool.
7522 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7523 (variable_tracking_main): Call dump_dataflow_sets before calling
7524 vt_emit_notes, not after it.
7525 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7526 (propagate_var_def_into_debug_stmts): Declare.
7527 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7528 (df_set_note): Reject debug insns.
7529 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7530 add notes to debug insns.
7531 (df_note_bb_compute): Adjust. Likewise.
7532 (df_simulate_uses): Skip debug insns.
7533 (df_simulate_initialize_backwards): Likewise.
7534 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7535 (subst_stack_regs_pat): Reject debug insns.
7536 (convert_regs_1): Handle debug insns.
7537 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7538 (print-rtl.o): Depend on cselib.h.
7539 (cselib.o): Depend on TREE_PASS_H.
7540 (var-tracking.o): Depend on cselib.h and TARGET_H.
7541 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7542 (init_ready_list): Skip boundary debug insns.
7543 (add_branch_dependences): Skip debug insns.
7544 (free_block_dependencies): Check for blocks with only debug insns.
7545 (compute_priorities): Likewise.
7546 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7547 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7549 (gimple_build_debug_bind_stat): New.
7550 (empty_body_p): Skip debug stmts.
7551 (gimple_has_side_effects): Likewise.
7552 (gimple_rhs_has_side_effects): Likewise.
7553 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7554 (gimple_build_debug_bind_stat): Declare.
7555 (gimple_build_debug_bind): Define.
7556 (is_gimple_debug): New.
7557 (gimple_debug_bind_p): New.
7558 (gimple_debug_bind_get_var): New.
7559 (gimple_debug_bind_get_value): New.
7560 (gimple_debug_bind_get_value_ptr): New.
7561 (gimple_debug_bind_set_var): New.
7562 (gimple_debug_bind_set_value): New.
7563 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7564 (gimple_debug_bind_reset_value): New.
7565 (gimple_debug_bind_has_value_p): New.
7566 (gsi_next_nondebug): New.
7567 (gsi_prev_nondebug): New.
7568 (gsi_start_nondebug_bb): New.
7569 (gsi_last_nondebug_bb): New.
7570 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7571 (print_insn): Handle DEBUG_INSN.
7572 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7573 of first insn prevail.
7574 (first_stmt): Skip debug stmts.
7575 (first_non_label_stmt): Likewise.
7576 (last_stmt): Likewise.
7577 (has_zero_uses_1): New.
7578 (single_imm_use_1): New.
7579 (verify_gimple_debug): New.
7580 (verify_types_in_gimple_stmt): Handle debug stmts.
7581 (verify_stmt): Likewise.
7582 (debug_loop_num): Skip debug stmts.
7583 (remove_edge_and_dominated_blocks): Remove dominators last.
7584 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7585 (linearize_expr): Likewise.
7586 * config/i386/i386.c (ix86_delegitimize_address): Call
7587 default implementation.
7588 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7589 (group_barrier_needed): Skip debug insns.
7590 (emit_insn_group_barriers): Likewise.
7591 (emit_all_insn_group_barriers): Likewise.
7592 (ia64_variable_issue): Handle debug insns.
7593 (ia64_dfa_new_cycle): Likewise.
7594 (final_emit_insn_group_barriers): Skip debug insns.
7595 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7596 def cfa without frame.
7597 (process_set): Likewise.
7598 (process_for_unwind_directive): Pass frame on.
7599 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7600 (rs6000_delegitimize_address): New.
7601 (rs6000_debug_adjust_cost): Handle debug insns.
7602 (is_microcoded_insn): Likewise.
7603 (is_cracked_insn): Likewise.
7604 (is_nonpipeline_insn): Likewise.
7605 (insn_must_be_first_in_group): Likewise.
7606 (insn_must_be_last_in_group): Likewise.
7607 (force_new_group): Likewise.
7608 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7609 contains only debug insns.
7610 (rtl_merge_blocks): Skip debug insns.
7611 (purge_dead_edges): Likewise.
7612 (rtl_block_ends_with_call_p): Skip debug insns.
7613 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7614 (mark_reg_dependencies): Skip debug insns.
7615 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7616 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7617 * tree-ssa-threadedge.c
7618 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7619 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7620 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7621 (copyprop_hardreg_forward_1): Handle debug insns.
7622 * reload1.c (reload): Skip debug insns. Replace unassigned
7623 pseudos in debug insns with their equivalences.
7624 (eliminate_regs_in_insn): Skip debug insns.
7625 (emit_input_reload_insns): Skip debug insns at first, adjust
7627 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7628 (get_indirect_ref_operands): Pass opf_no_vops on.
7629 (get_expr_operands): Likewise. Skip debug stmts.
7630 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7632 2009-09-01 Richard Henderson <rth@redhat.com>
7634 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7635 stmt_ends_pp_p statements at least once.
7636 * tree-vrp.c (vrp_initialize): Likewise.
7637 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7639 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7642 Fix AIX bootstrap after PR debug/30161
7643 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7644 that is a GNU extension.
7645 (tmpl_value_parm_die_table): Move the definition of this global
7646 outside #ifdef DWARF2_DEBUGGING_INFO region.
7648 2009-09-01 Richard Guenther <rguenther@suse.de>
7650 * tree.c (tree_expr_size): New function.
7651 * tree.h (tree_expr_size): Declare.
7652 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7653 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7654 * langhooks.c (lhd_expr_size): Remove.
7655 * langhooks.h (struct lang_hooks): Remove expr_size.
7656 * explow.c (expr_size): Use tree_expr_size.
7657 (int_expr_size): Likewise.
7658 * langhooks-def.h (lhd_expr_size): Remove.
7659 (LANG_HOOKS_EXPR_SIZE): Likewise.
7660 (LANG_HOOKS_INITIALIZER): Adjust.
7662 2009-09-01 Richard Guenther <rguenther@suse.de>
7664 * tree-flow.h (mark_addressable): Move declaration ...
7665 * tree.h (mark_addressable): ... here.
7666 * stmt.c (expand_asm_operands): Use mark_addressable, not
7667 lang_hooks.mark_addressable.
7668 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7669 LANG_HOOKS_MARK_ADDRESSABLE.
7670 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7671 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7673 2009-08-31 Chris Demetriou <cgd@google.com>
7675 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7676 vectorize if not TARGET_SSE2.
7678 2009-08-31 DJ Delorie <dj@redhat.com>
7680 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7681 registers if no coprocessor is enabled.
7683 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7686 * cgraph.h (cgraph_get_node): Declare ...
7687 * cgraph.c (cgraph_get_node): ... new function.
7688 * dwarf2out.c (gen_generic_params_dies,
7689 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7690 make_ith_pack_parameter_name,
7691 append_entry_to_tmpl_value_parm_die_table,
7692 gen_remaining_tmpl_value_param_die_attribute): New functions.
7693 (gen_subprogram_die): Generate debug info for template parameters
7694 if debug info level is higher than DINFO_LEVEL_TERSE.
7695 Use tree_add_const_value_attribute_for_decl instead of
7696 tree_add_const_value_attribute.
7697 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7698 instead of tree_add_const_value_attribute.
7699 (gen_struct_or_union_type_die): Generate debug
7700 info for template parameters if debug info level is higher than
7702 (tree_add_const_value_attribute): Handle integral and pointer
7703 constants. Update comment.
7704 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7705 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7706 (reference_to_unused): Fix thinko. Remove redundant predicates from
7708 (tree_add_const_value_attribute): Make this work for constant
7710 tree_add_const_value_attribute_for_decl is to be used for variable
7712 (add_location_or_const_value_attribute): Use
7713 tree_add_const_value_attribute_for_decl now.
7714 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7715 DW_TAG_template_value_param DIEs after function DIEs have been
7717 * langhooks.h (lang_hooks_for_types): Add
7718 get_argument_pack_elems.
7719 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7720 (lang_hooks): Added get_innermost_generic_parms,
7721 get_innermost_generic_args.
7722 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7723 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7724 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7725 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7727 2009-08-31 DJ Delorie <dj@redhat.com>
7729 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7730 it once we start generating the prologue or epilogue.
7731 (mep_call_saves_register): If the frame is locked, re-use
7733 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7734 (mep_expand_prologue): Call it.
7735 (mep_expand_epilogue): Likewise.
7736 (mep_start_function): Use the same logic as mep_expand_prologue.
7737 (mep_pass_by_reference): Make logic more readable.
7738 (mep_return_in_memory): Zero-sized objects are passed in memory.
7739 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7741 2009-08-31 Richard Guenther <rguenther@suse.de>
7743 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7744 to query if the memory regions for memmove overlap.
7745 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7746 asserts on pointers, instead deal with odd trees.
7747 (ptr_derefs_may_alias_p): Likewise.
7748 (refs_may_alias_p_1): Constructor bases also never alias.
7750 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7752 * doc/install.texi (Final install): Adjust reference on where to
7753 order printed manuals.
7755 2009-08-30 Olivier Hainque <hainque@adacore.com>
7757 * dwarf2out.c (switch_to_frame_table_section): Move
7758 definition prior to first use.
7760 2009-08-30 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/41186
7763 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7764 (ao_ref_init_from_ptr_and_size): New function.
7765 (ref_maybe_used_by_call_p_1): Be more precise tracking
7766 used ranges for builtin functions.
7767 (ref_maybe_used_by_call_p): Adjust.
7768 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7769 ranges for builtin functions.
7770 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7772 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7775 * fwprop.c (get_reg_use_in): Delete.
7776 (free_load_extend): New function.
7777 (forward_propagate_subreg): Use it.
7779 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7781 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7783 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7786 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7789 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7791 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7792 fini or fini_array section.
7794 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7796 * graphite-dependences.c (graphite_legal_transform_bb): Call
7797 pbb_remove_duplicate_pdrs.
7798 * graphite-poly.c (can_collapse_pdr): Removed.
7799 (pdr_find_duplicate): Removed.
7800 (can_collapse_pdrs): New.
7801 (pbb_remove_duplicate_pdrs): New.
7802 (new_poly_dr): Do not look for duplicates.
7803 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7804 (PBB_PDR_DUPLICATES_REMOVED): New.
7805 (pbb_remove_duplicate_pdrs): Declared.
7807 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7809 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7810 the strides by multiplying by PDR_NB_REFS.
7811 * graphite-poly.c (can_collapse_pdr): New.
7812 (pdr_find_duplicate): New.
7813 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7814 Initialize PDR_NB_REFS.
7815 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7817 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7819 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7822 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7825 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7827 * graphite-dependences.c (pddr_original_scattering): Return NULL
7828 for read-read dependence relations.
7829 * graphite-poly.h (enum poly_dr_type): Fix comment.
7832 (pdr_may_write_p): New.
7834 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7836 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7837 (struct poly_dr): Same.
7838 (new_poly_dr): Same.
7839 * graphite-poly.c (new_poly_dr): Same.
7840 * graphite-dependences.c (dot_deps): Disable call to system.
7842 2009-08-28 Cary Coutant <ccoutant@google.com>
7845 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
7846 struct/union/enum types local to a function.
7848 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7849 Sebastian Pop <sebastian.pop@amd.com>
7851 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
7852 pbb_strip_mine_time_depth. Changed the implementation so that
7853 transformation is expressed as a transformation on
7854 time (scatttering) dimensions. Also, ensures that the 2d+1
7855 scheduling format is preserved.
7856 (pbb_strip_mine_profitable_p): Profitability is based on the
7857 iteration number of a given time (scattering) dimension,
7858 and not on a original loop depth dimension.
7859 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
7860 (pbb_do_strip_mine): Call psct_dynamic_dim.
7861 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
7862 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
7863 (pbb_nb_dynamic_scattering_transform): New.
7864 (psct_dynamic_dim): New.
7866 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7868 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7869 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7870 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
7871 * graphite-interchange.c (build_linearized_memory_access): Same.
7872 (memory_stride_in_loop): Same.
7874 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7876 * graphite-dependences.c (pddr_original_scattering): New.
7877 (graphite_legal_transform_dr): Call pddr_original_scattering.
7880 * graphite-dependences.h (dot_deps): Declared.
7881 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7882 (print_pdr): Print PDR_ID.
7883 * graphite-poly.h (struct poly_dr): Add field id.
7886 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7888 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7890 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7891 not delete the original dependence relation.
7893 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7895 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7896 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7897 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7898 (free_poly_ddr): New.
7899 (pddr_is_empty): New.
7900 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7901 (dependence_polyhedron): Same. Remove useless gcc_assert.
7903 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7904 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7905 * graphite-dependences.h (enum poly_dependence_kind): New.
7906 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7907 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7908 (PDRP_SINK): Renamed PDDR_SINK.
7909 (PDRP_DDP): Renamed PDDR_DDP.
7911 (free_poly_ddr): Declared.
7912 * graphite-poly.c (new_scop): Use the new hash function names.
7913 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7914 into original_pddrs.
7915 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7919 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7920 bounds with LT_EXPR to make niter analysis more precise on code
7921 generated by Graphite.
7923 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7925 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7926 (graphite_legal_transform_bb): Same.
7927 (poly_drs_may_alias_p): Same.
7929 2009-08-28 Richard Guenther <rguenther@suse.de>
7931 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7933 2009-08-28 Jan Beulich <jbeulich@novell.com>
7935 * config/i386/netware.c: Include langhooks.h.
7936 (i386_nlm_encode_section_info): Simplify.
7937 (netware_override_options): Delete.
7938 * config/i386/netware.h (netware_override_options): Delete
7940 (OVERRIDE_OPTIONS): Delete definition.
7941 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7942 (ASM_COMMENT_START): Define.
7943 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7945 2009-08-28 Jan Beulich <jbeulich@novell.com>
7947 * configure.ac: For in-tree ld, do a plain version check to
7948 determine whether comdat groups are supported.
7949 * configure: Regenerate.
7951 2009-08-28 Olivier Hainque <hainque@adacore.com>
7953 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7954 always defined. Reflect definition or absence of such for
7955 COLLECT_EXPORT_LIST. Readability helper.
7956 (scanfilter): New enum, to help control what symbols
7957 are to be considered or ignored by scan_prog_file.
7958 (enum pass): Rename as "scanpass", moved together with scanfilter
7959 prior to scan_prog_file's prototype.
7960 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7961 Group prototype with the scanpass/scanfilter definitions, factorize
7962 head comments for the several implementations at the prototype.
7963 (main): Reorganize the first pass link control to let AIX
7964 drag only the needed frame tables in executables. Prevent
7965 frame tables collection during the scan aimed at static ctors.
7966 Pre-link and scan for frame tables later to compensate.
7967 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7968 A C statement to issue assembly directives that create a reference
7969 to the given DWARF table identifier label from the current function
7971 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7972 to differentiate first time section entry. Only emit a .data
7973 tables start identifier label the first time around.
7974 (switch_to_frame_table_section): New function. Helper for
7975 output_call_frame_info to switch possibly BACK into the eh_frame
7976 or the debug_frame section depending on FOR_EH.
7977 (output_call_frame_info): Use helper to first enter the proper
7979 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7980 emit a link to the frame table start label from each function
7982 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7983 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7984 * config/rs6000/rs6000-protos.h: Declare it.
7985 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7987 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7989 * config/sh/sh.c (split_branches): Check the result of
7992 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7994 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7995 using -pthread -fopenmp
7997 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7999 * doc/service.texi (service directory): Update URL.
8001 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8003 PR rtl-optimization/40861
8004 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8005 extract word from a multi-word subreg for negative byte positions.
8007 2009-08-27 Tristan Gingold <gingold@adacore.com>
8008 Douglas B Rupp <rupp@gnat.com>
8010 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8011 (SECTION_VMS_OVERLAY): Define.
8012 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8014 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8016 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8017 common_object declarations.
8018 (ia64_section_type_flags): Set section flag for common_object.
8019 * config/ia64/ia64-protos.h
8020 (ia64_vms_output_aligned_decl_common): Declare.
8021 (ia64_vms_elf_asm_named_section): Declare.
8023 2009-08-27 Michael Matz <matz@suse.de>
8025 * expr.c (expand_expr_real_2): New function taking exploded
8026 unary or binary expression, split out from ...
8027 (expand_expr_real_1): ... here. Move over all unary/binary
8028 switch parts to above function, in particular these codes:
8029 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8030 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8031 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8032 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8033 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8034 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8035 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8036 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8037 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8038 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8039 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8040 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8041 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8042 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8043 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8044 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8045 VEC_PACK_FIX_TRUNC_EXPR.
8046 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8049 2009-08-27 Richard Guenther <rguenther@suse.de>
8051 * gengtype.c (main): Handle uint64_t.
8052 * ipa-utils.c (get_base_var): Indent properly.
8053 * tree-ssa-live.c (debug_scope_block): New function.
8054 * tree-flow.h (debug_scope_block): Declare.
8055 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8056 * basic-block.h (enum profile_status): Rename to
8057 enum profile_status_d.
8058 (x_profile_status): Adjust type.
8060 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8063 * dwarf2out.c (get_context_die): Declare this static function.
8064 (gen_type_die_with_usage): Make sure a DIE is a generated for
8065 the context of a typedef.
8067 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8069 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8072 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8074 * config/mips/mips-protos.h (mips_output_sync): Declare.
8075 (mips_sync_loop_insns): Likewise.
8076 (mips_output_sync_loop): Replace first two parameters with an rtx.
8077 * config/mips/mips.c (mips_multi_member): New structure.
8078 (mips_multi_members): New variable.
8079 (mips_multi_start): New function.
8080 (mips_multi_add): Likewise.
8081 (mips_multi_add_insn): Likewise.
8082 (mips_multi_add_label): Likewise.
8083 (mips_multi_last_index): Likewise.
8084 (mips_multi_copy_insn): Likewise.
8085 (mips_multi_set_operand): Likewise.
8086 (mips_multi_write): Likewise.
8087 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8088 (mips_init_print_operand_punct): Update accordingly.
8089 (mips_start_ll_sc_sync_block): New function.
8090 (mips_end_ll_sc_sync_block): Likewise.
8091 (mips_output_sync): Likewise.
8092 (mips_sync_insn1_template): Likewise.
8093 (mips_sync_insn2_template): Likewise.
8094 (mips_get_sync_operand): Likewise.
8095 (mips_process_sync_loop): Likewise.
8096 (mips_output_sync_loop): Use mips_process_sync_loop.
8097 (mips_sync_loop_insns): New function.
8098 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8099 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8100 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8101 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8102 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8103 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8104 (MIPS_SYNC_OLD_OP_12): Likewise.
8105 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8106 (MIPS_SYNC_NEW_OP_12): Likewise.
8107 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8108 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8109 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8110 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8111 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8112 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8113 * config/mips/mips.md (sync_mem): New attribute.
8114 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8115 (sync_exclusive_mask, sync_required_oldval): Likewise.
8116 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8117 (sync_release_barrier): Likewise.
8118 (length): Handle sync loops.
8119 (sync): Use mips_output_sync.
8120 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8121 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8122 and use mips_output_sync_loop.
8123 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8124 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8125 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8126 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8127 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8128 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8129 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8130 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8131 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8133 2009-08-26 Richard Guenther <rguenther@suse.de>
8136 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8137 the types to not match.
8138 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8140 * tree-ssa.c (useless_type_conversion_p): Conversions to
8141 pointers to unprototyped functions are useless.
8143 2009-08-26 Richard Guenther <rguenther@suse.de>
8145 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8146 whole-program condition, prepare to be called for non-globals.
8147 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8148 params build a representative with known type and track its fields.
8150 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8152 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8153 clearing by a taken branch.
8154 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8155 effectively after bbro pass.
8156 (sync_nand<mode>): Ditto.
8157 (sync_old_<fetchop_name><mode>): Ditto.
8158 (sync_old_nand<mode>): Ditto.
8159 (sync_new_<fetchop_name><mode>): Dito.
8160 (sync_new_nand<mode>): Ditto.
8161 (sync_compare_and_swap<mode>_1): Ditto.
8162 (*sync_compare_and_swap<mode>): Ditto.
8163 (sync_lock_test_and_set<mode>_1): Ditto.
8164 ("sync_lock_test_and_set<mode>): Ditto.
8166 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8168 * hwint.h (HOST_LONG_FORMAT): New macro
8169 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8170 Use HOST_PTR_PRINTF.
8171 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8172 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8173 (HOST_PTR_PRINTF): Document.
8175 2009-08-25 Jan Hubicka <jh@suse.cz>
8177 * config/i386/bmmintrin.h: Replace by #error.
8180 Michael Meissner <michael.meissner@amd.com>
8181 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8182 Tony Linthicum <tony.linthicum@amd.com>
8184 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8185 (TARGET_ROUND): New macro for the round/ptest instructions which
8186 are shared between SSE4.1 and SSE5.
8187 (OPTION_MASK_ISA_ROUND): Ditto.
8188 (OPTION_ISA_ROUND): Ditto.
8189 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8190 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8192 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8193 (-mfused-madd): New switch to give users control over whether the
8194 compiler optimizes to use the multiply/add SSE5 instructions.
8196 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8197 (ix86_handle_option): Turn off 3dnow if -msse5.
8198 (override_options): Add SSE5 support.
8199 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8201 (ix86_expand_sse_movcc): Add SSE5 support.
8202 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8203 vector type to the next largest size.
8204 (ix86_expand_sse5_pack): New function to use pperm to pack a
8205 vector type to the next smallest size.
8206 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8207 (IX86_BUILTIN_FMADDSD): Ditto.
8208 (IX86_BUILTIN_FMADDPS): Ditto.
8209 (IX86_BUILTIN_FMADDPD): Ditto.
8210 (IX86_BUILTIN_FMSUBSS): Ditto.
8211 (IX86_BUILTIN_FMSUBSD): Ditto.
8212 (IX86_BUILTIN_FMSUBPS): Ditto.
8213 (IX86_BUILTIN_FMSUBPD): Ditto.
8214 (IX86_BUILTIN_FNMADDSS): Ditto.
8215 (IX86_BUILTIN_FNMADDSD): Ditto.
8216 (IX86_BUILTIN_FNMADDPS): Ditto.
8217 (IX86_BUILTIN_FNMADDPD): Ditto.
8218 (IX86_BUILTIN_FNMSUBSS): Ditto.
8219 (IX86_BUILTIN_FNMSUBSD): Ditto.
8220 (IX86_BUILTIN_FNMSUBPS): Ditto.
8221 (IX86_BUILTIN_FNMSUBPD): Ditto.
8222 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8223 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8224 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8225 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8226 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8227 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8228 (IX86_BUILTIN_PPERM): Ditto.
8229 (IX86_BUILTIN_PERMPS): Ditto.
8230 (IX86_BUILTIN_PERMPD): Ditto.
8231 (IX86_BUILTIN_PMACSSWW): Ditto.
8232 (IX86_BUILTIN_PMACSWW): Ditto.
8233 (IX86_BUILTIN_PMACSSWD): Ditto.
8234 (IX86_BUILTIN_PMACSWD): Ditto.
8235 (IX86_BUILTIN_PMACSSDD): Ditto.
8236 (IX86_BUILTIN_PMACSDD): Ditto.
8237 (IX86_BUILTIN_PMACSSDQL): Ditto.
8238 (IX86_BUILTIN_PMACSSDQH): Ditto.
8239 (IX86_BUILTIN_PMACSDQL): Ditto.
8240 (IX86_BUILTIN_PMACSDQH): Ditto.
8241 (IX86_BUILTIN_PMADCSSWD): Ditto.
8242 (IX86_BUILTIN_PMADCSWD): Ditto.
8243 (IX86_BUILTIN_PHADDBW): Ditto.
8244 (IX86_BUILTIN_PHADDBD): Ditto.
8245 (IX86_BUILTIN_PHADDBQ): Ditto.
8246 (IX86_BUILTIN_PHADDWD): Ditto.
8247 (IX86_BUILTIN_PHADDWQ): Ditto.
8248 (IX86_BUILTIN_PHADDDQ): Ditto.
8249 (IX86_BUILTIN_PHADDUBW): Ditto.
8250 (IX86_BUILTIN_PHADDUBD): Ditto.
8251 (IX86_BUILTIN_PHADDUBQ): Ditto.
8252 (IX86_BUILTIN_PHADDUWD): Ditto.
8253 (IX86_BUILTIN_PHADDUWQ): Ditto.
8254 (IX86_BUILTIN_PHADDUDQ): Ditto.
8255 (IX86_BUILTIN_PHSUBBW): Ditto.
8256 (IX86_BUILTIN_PHSUBWD): Ditto.
8257 (IX86_BUILTIN_PHSUBDQ): Ditto.
8258 (IX86_BUILTIN_PROTB): Ditto.
8259 (IX86_BUILTIN_PROTW): Ditto.
8260 (IX86_BUILTIN_PROTD): Ditto.
8261 (IX86_BUILTIN_PROTQ): Ditto.
8262 (IX86_BUILTIN_PROTB_IMM): Ditto.
8263 (IX86_BUILTIN_PROTW_IMM): Ditto.
8264 (IX86_BUILTIN_PROTD_IMM): Ditto.
8265 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8266 (IX86_BUILTIN_PSHLB): Ditto.
8267 (IX86_BUILTIN_PSHLW): Ditto.
8268 (IX86_BUILTIN_PSHLD): Ditto.
8269 (IX86_BUILTIN_PSHLQ): Ditto.
8270 (IX86_BUILTIN_PSHAB): Ditto.
8271 (IX86_BUILTIN_PSHAW): Ditto.
8272 (IX86_BUILTIN_PSHAD): Ditto.
8273 (IX86_BUILTIN_PSHAQ): Ditto.
8274 (IX86_BUILTIN_FRCZSS): Ditto.
8275 (IX86_BUILTIN_FRCZSD): Ditto.
8276 (IX86_BUILTIN_FRCZPS): Ditto.
8277 (IX86_BUILTIN_FRCZPD): Ditto.
8278 (IX86_BUILTIN_CVTPH2PS): Ditto.
8279 (IX86_BUILTIN_CVTPS2PH): Ditto.
8280 (IX86_BUILTIN_COMEQSS): Ditto.
8281 (IX86_BUILTIN_COMNESS): Ditto.
8282 (IX86_BUILTIN_COMLTSS): Ditto.
8283 (IX86_BUILTIN_COMLESS): Ditto.
8284 (IX86_BUILTIN_COMGTSS): Ditto.
8285 (IX86_BUILTIN_COMGESS): Ditto.
8286 (IX86_BUILTIN_COMUEQSS): Ditto.
8287 (IX86_BUILTIN_COMUNESS): Ditto.
8288 (IX86_BUILTIN_COMULTSS): Ditto.
8289 (IX86_BUILTIN_COMULESS): Ditto.
8290 (IX86_BUILTIN_COMUGTSS): Ditto.
8291 (IX86_BUILTIN_COMUGESS): Ditto.
8292 (IX86_BUILTIN_COMORDSS): Ditto.
8293 (IX86_BUILTIN_COMUNORDSS): Ditto.
8294 (IX86_BUILTIN_COMFALSESS): Ditto.
8295 (IX86_BUILTIN_COMTRUESS): Ditto.
8296 (IX86_BUILTIN_COMEQSD): Ditto.
8297 (IX86_BUILTIN_COMNESD): Ditto.
8298 (IX86_BUILTIN_COMLTSD): Ditto.
8299 (IX86_BUILTIN_COMLESD): Ditto.
8300 (IX86_BUILTIN_COMGTSD): Ditto.
8301 (IX86_BUILTIN_COMGESD): Ditto.
8302 (IX86_BUILTIN_COMUEQSD): Ditto.
8303 (IX86_BUILTIN_COMUNESD): Ditto.
8304 (IX86_BUILTIN_COMULTSD): Ditto.
8305 (IX86_BUILTIN_COMULESD): Ditto.
8306 (IX86_BUILTIN_COMUGTSD): Ditto.
8307 (IX86_BUILTIN_COMUGESD): Ditto.
8308 (IX86_BUILTIN_COMORDSD): Ditto.
8309 (IX86_BUILTIN_COMUNORDSD): Ditto.
8310 (IX86_BUILTIN_COMFALSESD): Ditto.
8311 (IX86_BUILTIN_COMTRUESD): Ditto.
8312 (IX86_BUILTIN_COMEQPS): Ditto.
8313 (IX86_BUILTIN_COMNEPS): Ditto.
8314 (IX86_BUILTIN_COMLTPS): Ditto.
8315 (IX86_BUILTIN_COMLEPS): Ditto.
8316 (IX86_BUILTIN_COMGTPS): Ditto.
8317 (IX86_BUILTIN_COMGEPS): Ditto.
8318 (IX86_BUILTIN_COMUEQPS): Ditto.
8319 (IX86_BUILTIN_COMUNEPS): Ditto.
8320 (IX86_BUILTIN_COMULTPS): Ditto.
8321 (IX86_BUILTIN_COMULEPS): Ditto.
8322 (IX86_BUILTIN_COMUGTPS): Ditto.
8323 (IX86_BUILTIN_COMUGEPS): Ditto.
8324 (IX86_BUILTIN_COMORDPS): Ditto.
8325 (IX86_BUILTIN_COMUNORDPS): Ditto.
8326 (IX86_BUILTIN_COMFALSEPS): Ditto.
8327 (IX86_BUILTIN_COMTRUEPS): Ditto.
8328 (IX86_BUILTIN_COMEQPD): Ditto.
8329 (IX86_BUILTIN_COMNEPD): Ditto.
8330 (IX86_BUILTIN_COMLTPD): Ditto.
8331 (IX86_BUILTIN_COMLEPD): Ditto.
8332 (IX86_BUILTIN_COMGTPD): Ditto.
8333 (IX86_BUILTIN_COMGEPD): Ditto.
8334 (IX86_BUILTIN_COMUEQPD): Ditto.
8335 (IX86_BUILTIN_COMUNEPD): Ditto.
8336 (IX86_BUILTIN_COMULTPD): Ditto.
8337 (IX86_BUILTIN_COMULEPD): Ditto.
8338 (IX86_BUILTIN_COMUGTPD): Ditto.
8339 (IX86_BUILTIN_COMUGEPD): Ditto.
8340 (IX86_BUILTIN_COMORDPD): Ditto.
8341 (IX86_BUILTIN_COMUNORDPD): Ditto.
8342 (IX86_BUILTIN_COMFALSEPD): Ditto.
8343 (IX86_BUILTIN_COMTRUEPD): Ditto.
8344 (IX86_BUILTIN_PCOMEQUB): Ditto.
8345 (IX86_BUILTIN_PCOMNEUB): Ditto.
8346 (IX86_BUILTIN_PCOMLTUB): Ditto.
8347 (IX86_BUILTIN_PCOMLEUB): Ditto.
8348 (IX86_BUILTIN_PCOMGTUB): Ditto.
8349 (IX86_BUILTIN_PCOMGEUB): Ditto.
8350 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8351 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8352 (IX86_BUILTIN_PCOMEQUW): Ditto.
8353 (IX86_BUILTIN_PCOMNEUW): Ditto.
8354 (IX86_BUILTIN_PCOMLTUW): Ditto.
8355 (IX86_BUILTIN_PCOMLEUW): Ditto.
8356 (IX86_BUILTIN_PCOMGTUW): Ditto.
8357 (IX86_BUILTIN_PCOMGEUW): Ditto.
8358 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8359 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8360 (IX86_BUILTIN_PCOMEQUD): Ditto.
8361 (IX86_BUILTIN_PCOMNEUD): Ditto.
8362 (IX86_BUILTIN_PCOMLTUD): Ditto.
8363 (IX86_BUILTIN_PCOMLEUD): Ditto.
8364 (IX86_BUILTIN_PCOMGTUD): Ditto.
8365 (IX86_BUILTIN_PCOMGEUD): Ditto.
8366 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8367 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8368 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8369 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8370 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8371 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8372 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8373 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8374 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8375 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8376 (IX86_BUILTIN_PCOMEQB): Ditto.
8377 (IX86_BUILTIN_PCOMNEB): Ditto.
8378 (IX86_BUILTIN_PCOMLTB): Ditto.
8379 (IX86_BUILTIN_PCOMLEB): Ditto.
8380 (IX86_BUILTIN_PCOMGTB): Ditto.
8381 (IX86_BUILTIN_PCOMGEB): Ditto.
8382 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8383 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8384 (IX86_BUILTIN_PCOMEQW): Ditto.
8385 (IX86_BUILTIN_PCOMNEW): Ditto.
8386 (IX86_BUILTIN_PCOMLTW): Ditto.
8387 (IX86_BUILTIN_PCOMLEW): Ditto.
8388 (IX86_BUILTIN_PCOMGTW): Ditto.
8389 (IX86_BUILTIN_PCOMGEW): Ditto.
8390 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8391 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8392 (IX86_BUILTIN_PCOMEQD): Ditto.
8393 (IX86_BUILTIN_PCOMNED): Ditto.
8394 (IX86_BUILTIN_PCOMLTD): Ditto.
8395 (IX86_BUILTIN_PCOMLED): Ditto.
8396 (IX86_BUILTIN_PCOMGTD): Ditto.
8397 (IX86_BUILTIN_PCOMGED): Ditto.
8398 (IX86_BUILTIN_PCOMFALSED): Ditto.
8399 (IX86_BUILTIN_PCOMTRUED): Ditto.
8400 (IX86_BUILTIN_PCOMEQQ): Ditto.
8401 (IX86_BUILTIN_PCOMNEQ): Ditto.
8402 (IX86_BUILTIN_PCOMLTQ): Ditto.
8403 (IX86_BUILTIN_PCOMLEQ): Ditto.
8404 (IX86_BUILTIN_PCOMGTQ): Ditto.
8405 (IX86_BUILTIN_PCOMGEQ): Ditto.
8406 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8407 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8408 (enum multi_arg_type): New enum for describing the various SSE5
8409 intrinsic argument types.
8410 (bdesc_multi_arg): New table for SSE5 intrinsics.
8411 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8412 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8414 (ix86_expand_builtin): Add SSE5 intrinsic support.
8415 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8416 operand instructions.
8417 (ix86_expand_sse5_multiple_memory): New function to split the
8418 second memory reference from SSE5 instructions.
8419 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8420 (ix86_return_pops_args): Use stdarg_p to determine if the function
8421 has variable arguments.
8422 (ix86_setup_incoming_varargs): Ditto.
8423 (x86_this_parameter): Ditto.
8425 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8427 (ix86_expand_sse5_pack): Ditto.
8428 (ix86_sse5_valid_op_p): Ditto.
8429 (ix86_expand_sse5_multiple_memory): Ditto.
8431 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8432 constant for SSE5 support.
8433 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8434 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8435 (UNSPEC_SSE5_PERMUTE): Ditto.
8436 (UNSPEC_SSE5_ASHIFT): Ditto.
8437 (UNSPEC_SSE5_LSHIFT): Ditto.
8438 (UNSPEC_FRCZ): Ditto.
8439 (UNSPEC_CVTPH2PS): Ditto.
8440 (UNSPEC_CVTPS2PH): Ditto.
8441 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8443 (COM_FALSE_S): Ditto.
8444 (COM_FALSE_P): Ditto.
8445 (COM_TRUE_S): Ditto.
8446 (COM_TRUE_P): Ditto.
8447 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8448 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8450 (memory attribute): Ditto.
8451 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8452 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8453 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8454 (floor<mode>2): Ditto.
8455 (ceil<mode>2): Ditto.
8456 (btrunc<mode>2): Ditto.
8457 (nearbyintdf2): Ditto.
8458 (nearbyintsf2): Ditto.
8459 (sse_setccsf): Disable if SSE5.
8460 (sse_setccdf): Ditto.
8461 (sse5_setcc<mode>): New support for SSE5 conditional move.
8462 (sse5_pcmov_<mode>): Ditto.
8464 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8466 (SSEMODEF2P): Ditto.
8467 (ssemodesuffixf4): New mode attribute for SSE5.
8468 (ssemodesuffixf2s): Ditto.
8469 (ssemodesuffixf2c): Ditto.
8470 (sserotatemax): Ditto.
8471 (ssescalarmode): Ditto.
8472 (sse_maskcmpv4sf3): Disable if SSE5.
8473 (sse_maskcmpv2df3): Ditto.
8474 (sse_vmmaskcmpv4sf3): Ditto.
8475 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8476 (sse5_vmfmadd<mode>4): Ditto.
8477 (sse5_fmsub<mode>4): Ditto.
8478 (sse5_vmfmsub<mode>4): Ditto.
8479 (sse5_fnmadd<mode>4): Ditto.
8480 (sse5_vmfnmadd<mode>4): Ditto.
8481 (sse5_fnmsub<mode>4): Ditto.
8482 (sse5_vmfnmsub<mode>4): Ditto.
8483 (sse5i_fmadd<mode>4): Ditto.
8484 (sse5i_fmsub<mode>4): Ditto.
8485 (sse5i_fnmadd<mode>4): Ditto.
8486 (sse5i_fnmsub<mode>4): Ditto.
8487 (sse5i_vmfmadd<mode>4): Ditto.
8488 (sse5i_vmfmsub<mode>4): Ditto.
8489 (sse5i_vmfnmadd<mode>4): Ditto.
8490 (sse5i_vmfnmsub<mode>4): Ditto.
8491 (mulv16qi3): Add SSE5 support.
8493 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8494 (sse2_mulv4si3): Disable if SSE5.
8495 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8496 (sse4_1_roundps): Ditto.
8497 (sse4_1_roundsd): Ditto.
8498 (sse4_1_roundss): Ditto.
8499 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8501 (sse_maskcmpsf3): Ditto.
8502 (sse_vmmaskcmpv4sf3): Ditto.
8503 (sse2_maskcmpv2df3): Ditto.
8504 (sse2_maskcmpdf3): Ditto.
8505 (sse2_vmmaskcmpv2df3): Ditto.
8506 (sse2_eq<mode>3): Ditto.
8507 (sse2_gt<mode>3): Ditto.
8508 (sse5_pcmov_<mode>): Add SSE5 support.
8509 (vec_unpacku_hi_v16qi): Ditto.
8510 (vec_unpacks_hi_v16qi): Ditto.
8511 (vec_unpacku_lo_v16qi): Ditto.
8512 (vec_unpacks_lo_v16qi): Ditto.
8513 (vec_unpacku_hi_v8hi): Ditto.
8514 (vec_unpacks_hi_v8hi): Ditto.
8515 (vec_unpacku_lo_v8hi): Ditto.
8516 (vec_unpacks_lo_v8hi): Ditto.
8517 (vec_unpacku_hi_v4si): Ditto.
8518 (vec_unpacks_hi_v4si): Ditto.
8519 (vec_unpacku_lo_v4si): Ditto.
8520 (vec_unpacks_lo_v4si): Ditto.
8521 (sse5_pmacsww): New SSE5 intrinsic insn.
8522 (sse5_pmacssww): Ditto.
8523 (sse5_pmacsdd): Ditto.
8524 (sse5_pmacssdd): Ditto.
8525 (sse5_pmacssdql): Ditto.
8526 (sse5_pmacssdqh): Ditto.
8527 (sse5_pmacsdqh): Ditto.
8528 (sse5_pmacsswd): Ditto.
8529 (sse5_pmacswd): Ditto.
8530 (sse5_pmadcsswd): Ditto.
8531 (sse5_pmadcswd): Ditto.
8532 (sse5_pcmov_<move>): Conditional move support on SSE5.
8533 (sse5_phaddbw): New SSE5 intrinsic insn.
8534 (sse5_phaddbd): Ditto.
8535 (sse5_phaddbq): Ditto.
8536 (sse5_phaddwd): Ditto.
8537 (sse5_phaddwq): Ditto.
8538 (sse5_phadddq): Ditto.
8539 (sse5_phaddubw): Ditto.
8540 (sse5_phaddubd): Ditto.
8541 (sse5_phaddubq): Ditto.
8542 (sse5_phadduwd): Ditto.
8543 (sse5_phadduwq): Ditto.
8544 (sse5_phaddudq): Ditto.
8545 (sse5_phsubbw): Ditto.
8546 (sse5_phsubwd): Ditto.
8547 (sse5_phsubdq): Ditto.
8548 (sse5_pperm): Ditto.
8549 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8550 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8551 (sse5_pperm_sign_v8hi_v4si): Ditto.
8552 (sse5_pperm_zero_v8hi_v4si): Ditto.
8553 (sse5_pperm_sign_v4si_v2di): Ditto.
8554 (sse5_pperm_sign_v4si_v2di): Ditto.
8555 (sse5_pperm_pack_v2di_v4si): Ditto.
8556 (sse5_pperm_pack_v4si_v8hi): Ditto.
8557 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8558 (sse5_perm<mode>): New SSE5 intrinsic insn.
8559 (rotl<mode>3): Ditto.
8560 (sse5_rotl<mode>3): Ditto.
8561 (sse5_ashl<mode>3): Ditto.
8562 (sse5_lshl<mode>3): Ditto.
8563 (sse5_frcz<mode>2): Ditto.
8564 (sse5s_frcz<mode>2): Ditto.
8565 (sse5_cvtph2ps): Ditto.
8566 (sse5_cvtps2ph): Ditto.
8567 (sse5_vmmaskcmp<mode>3): Ditto.
8568 (sse5_com_tf<mode>3): Ditto.
8569 (sse5_maskcmp<mode>3): Ditto.
8570 (sse5_maskcmp_uns<mode>3): Ditto.
8571 (sse5_maskcmp_uns2<mode>3): Ditto.
8572 (sse5_pcom_tf<mode>3): Ditto.
8574 * config/i386/predicates.md (sse5_comparison_float_operator):
8575 New predicate to match the comparison operators supported by
8576 the SSE5 com instruction.
8577 (ix86_comparison_int_operator): New predicate to match just the
8578 signed int comparisons.
8579 (ix86_comparison_uns_operator): New predicate to match just the
8580 unsigned int comparisons.
8582 * doc/invoke.texi (-msse5): Add documentation.
8583 (-mfused-madd): Ditto.
8585 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8587 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8589 (x86_64-*-*): Ditto.
8591 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8593 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8594 intrinisics for SSE5.
8596 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8599 * config/i386/mmintrin-common.h: New file, to contain common
8600 instructions between SSE4.1 and SSE5.
8602 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8603 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8604 (gen_regparm_prefix): Ditto.
8606 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8607 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8608 prototype_p to determine if a function is prototyped.
8610 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8612 * c-common.c (c_common_reswords) add the alignof keyword,
8613 with same RID as __alignof and __alignof__
8615 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8617 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8618 * hooks.c (hook_bool_const_int_const_int_true): New function.
8619 * target.h (struct gcc_target): Add can_eliminate field.
8620 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8621 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8622 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8623 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8624 (elim_table): Revise comment.
8625 * system.h (CAN_ELIMINATE): Poison.
8626 * defaults.h (CAN_ELIMINATE): Remove.
8627 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8629 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8630 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8632 (alpha_vms_can_eliminate): Declare as static, change return type to
8634 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8636 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8637 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8638 (arm_can_eliminate): New function.
8640 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8641 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8642 (avr_can_eliminate): Declare as static.
8643 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8645 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8646 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8647 (bfin_can_eliminate): New function.
8649 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8650 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8651 (crx_can_eliminate): New function.
8653 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8654 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8655 (fr30_can_eliminate): New function.
8657 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8658 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8659 (frv_can_eliminate): New function.
8661 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8662 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8663 (h8300_can_eliminate): New function.
8665 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8666 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8667 (i386_can_eliminate): Declare as static, change return type to bool.
8668 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8670 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8671 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8672 (ia64_can_eliminate): New function.
8674 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8675 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8676 (iq2000_can_eliminate): New function.
8678 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8679 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8680 (m32r_can_eliminate): New function.
8682 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8683 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8684 (m68hc11_can_eliminate): New function.
8686 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8687 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8688 (m68k_can_eliminate): New function.
8690 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8691 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8692 (mep_can_eliminate): New function.
8694 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8695 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8696 (mips_can_eliminate): New function.
8698 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8699 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8700 (rs6000_can_eliminate): New function.
8702 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8703 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8704 (s390_can_eliminate): Declare as static.
8705 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8707 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8708 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8709 (score_can_eliminate): New function.
8711 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8712 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8713 (sparc_can_eliminate): Declare as static.
8714 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8716 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8717 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8718 (xstormy16_can_eliminate): New function.
8720 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8721 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8722 (v850_can_eliminate): New function.
8724 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8726 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8727 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8728 (*movdfcc_ext[1234]): Disable for IEEE mode.
8730 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8732 * gimplify.c (prepare_gimple_addressable): New static function.
8733 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8735 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8736 manually fiddling with it.
8738 2009-08-25 Michael Matz <matz@suse.de>
8740 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8741 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8743 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8744 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8745 (do_jump): Split out code for simple binary comparisons into ...
8746 (do_jump_1): ... this, taking the individual operands and code.
8747 Change callers to helper function above accordingly.
8748 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8751 2009-08-25 Michael Matz <matz@suse.de>
8753 * expr.h (struct separate_ops, sepops): New type for passing
8754 around an exploded simple expression.
8755 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8756 Use this structure instead of expression tree.
8757 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8758 expression, only its type.
8759 (expand_vec_cond_expr): Take type and individual operands instead
8761 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8762 expand_vec_shift_expr): Change prototype accordingly.
8763 * tree-vect-stmts.c (vectorizable_condition): Change call of
8764 expand_vec_cond_expr_p to pass only type.
8765 * expr.c (do_store_flags): Change prototype and implementation
8766 to take an exploded expression.
8767 (expand_expr_real_1): New local ops initialized with details
8768 of the full expression. Use it instead of full
8769 expression in calls to do_store_flags, expand_vec_cond_expr,
8770 expand_widen_pattern_expr and expand_vec_shift_expr.
8772 2009-08-25 Michael Matz <matz@suse.de>
8774 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8775 treeop2 initialized with first three operands of the full expression.
8776 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8778 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8780 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8781 (__gthread_objc_condition_allocate): Mark arguments as unused.
8782 (__gthread_objc_condition_deallocate): Likewise.
8783 (__gthread_objc_condition_wait): Likewise.
8784 (__gthread_objc_condition_broadcast): Likewise.
8785 (__gthread_objc_condition_signal): Likewise.
8786 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8787 (__gthread_objc_thread_id): Likewise.
8789 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8792 * tree-pretty-print.c (print_call_name): Print the correct call name
8793 for procedure pointer components.
8795 2009-08-24 Steve Ellcey <sje@cup.hp.com>
8797 * config/ia64/ia64.c (ia64_promote_function_mode): Call
8798 default_promote_function_mode when not VMS.
8800 2009-08-24 Olivier Hainque <hainque@adacore.com>
8802 * convert.c (convert_to_integer): Don't assume an input pointer is
8803 POINTER_SIZE wide. Fetch from the type instead.
8805 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8807 * configure.ac (AC_PREREQ): Bump to 2.64.
8809 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8811 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8812 (process_command): Don't search standard_exec_prefix_1 and
8813 standard_exec_prefix_2.
8815 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8817 * config/arm/arm.c (output_return_instruction): Handle for
8820 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8822 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8824 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8826 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8827 (*arm_movdf_vfp): Likewise.
8829 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8831 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8832 (vashr<mode>3): Rename from ashr<mode>3.
8833 (vlshr<mode>3): Rename from lshr<mode>3.
8835 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8838 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8839 (check_format_info_main): Use scalar_identify_flag.
8840 (check_format_types): Check for scalar size identity if
8841 scalar_identify_flag is set.
8842 (printf_length_specs): Extend by new field.
8843 (asm_fprintf_length_specs): Likewise.
8844 (gcc_diag_length_specs): Likewise.
8845 (scanf_length_specs): Likewise.
8846 (strfmon_length_specs): Likewise.
8847 (gcc_gfc_length_specs): Likewise.
8848 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
8849 (ms_printf_flag_specs): Likewise.
8850 * c-format.h (format_length_info): Add new member scalar_identity_flag.
8852 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
8855 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
8856 (*call_value_pop_1): Ditto.
8857 (*sibcall_pop_1): New insn pattern.
8858 (*sibcall_value_pop_1): Ditto.
8860 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8863 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
8866 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8869 * fwprop.c (try_fwprop_subst): Allow multiple sets.
8870 (get_reg_use_in): New function.
8871 (forward_propagate_subreg): Propagate through subreg of zero_extend
8874 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8876 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8877 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8879 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8881 * configure.ac: Remove --with-datarootdir, --with-docdir,
8882 --with-htmldir switches. No need to call AC_SUBST for
8883 datarootdir, docdir, htmldir any more.
8884 * configure: Regenerate.
8885 * doc/install.texi (Configuration): Document --datarootdir,
8886 --docdir, --htmldir, --pdfdir; update documentation for
8887 --infodir, --mandir.
8888 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8891 * aclocal.m4: Regenerate.
8892 * config.in: Regenerate.
8893 * configure: Regenerate.
8895 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8896 Olivier Hainque <hainque@adacore.com>
8898 * config/ia64/ia64.c: Include libfuncs.h.
8899 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8900 (ia64_expand_call): Use reg 25 on VMS.
8901 (ia64_initialize_trampoline): Fix for VMS ABI.
8902 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8903 (ia64_function_arg): Initialize reg 25 on VMS.
8904 Fix OpenVMS ABI issues for varargs.
8905 For OpenVMS, emit the Argument Information register set in the
8906 incoming/sibcall case as well.
8907 (ia64_arg_type): New function.
8908 (ia64_function_arg_advance): Keep track of cum->words.
8909 Fix OpenVMS ABI issues for varargs.
8910 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8911 (ia64_override_options): Set flag_no_common on VMS.
8912 (ia64_init_builtins): Disable FWRITE builtin.
8913 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8914 (ia64_vms_init_libfuncs): Add decc$ routines.
8915 (ia64_vms_valid_pointer_mode): New function.
8916 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8917 (ia64_promote_function_mode): New function
8918 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8919 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8920 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8921 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8922 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8923 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8924 Suppress trailing '#' if VALUE is numeric.
8925 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8926 ia64_promote_function_mode.
8927 (TARGET_VALID_POINTER_MODE): Define.
8929 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8932 * config/rs6000/rs6000.c (rs6000_override_options): Use
8933 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8936 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8937 reporting of vector + decimal/boolean/complex error.
8939 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8941 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8942 __vector double TYPE_DECL.
8944 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8946 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8947 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8948 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8949 to pointer to enum machine_mode. Update all callers as needed.
8951 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8953 * config/alpha/alpha.md (exception_receiver): Emit alternative
8954 GP load sequence if flag_reorder_blocks_and_partition is set.
8955 (*exception_receiver_2): Also enable when
8956 flag_reorder_blocks_and_partition is set.
8958 2009-08-20 Matt Rice <ratmice@gmail.com>
8959 Diego Novillo <dnovillo@google.com>
8961 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8964 2009-08-20 Richard Guenther <rguenther@suse.de>
8966 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8967 * c-tree.h (c_dup_lang_specific_decl): Remove.
8968 (struct lang_decl, struct lang_type): Move definitions ...
8969 * c-lang.h: ... here. New file.
8970 * c-decl.c: Include c-lang.h.
8971 (c_dup_lang_specific_decl): Remove.
8972 * c-typeck.c: Include c-lang.h.
8973 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8974 (c-typeck.o): Likewise.
8975 * c-config-lang.in (gtfiles): Add c-lang.h.
8976 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8979 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8981 * config/alpha/alpha.c (alpha_end_function): Do not clear
8982 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8983 this is now handled in generic code.
8985 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8987 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8988 (s390_z10_fix_long_loop_prediction): New function.
8989 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8990 (s390_reorg): Walk over the INSNs and invoke
8991 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8993 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8995 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8996 "*brx_64bit", "*brx_31bit"): New patterns.
8997 * config/s390/s390.c ('E'): New output modifier.
8999 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9000 Richard Earnshaw <richard.earnshaw@arm.com>
9002 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9003 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9005 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9007 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9009 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9010 for mode mode of operand0 when doing secondary reload for SAR.
9012 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9015 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9016 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9018 2009-08-19 Jason Merrill <jason@redhat.com>
9020 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9021 supported template depth in C++0x.
9023 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9025 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9026 free_after_compilation.
9027 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9028 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9029 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9030 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9031 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9033 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9035 2009-08-19 Ian Lance Taylor <iant@google.com>
9037 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9038 of (plus (mult (neg B) C) A).
9040 2009-08-18 Michael Matz <matz@suse.de>
9042 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9043 instead of comparing TYPE_MAIN_VARIANT for equality.
9044 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9045 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9046 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9047 * gimplify.c (goa_lhs_expr_p): Ditto and use
9048 STRIP_USELESS_TYPE_CONVERSION.
9050 2009-08-18 Michael Matz <matz@suse.de>
9052 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9053 first field in a struct.
9054 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9056 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9058 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9059 locators before emit_insn is called. Remove assert that
9061 (alpha_end_function): Clear crtl->emit structure and free insn
9062 locators if cfun->is_thunk is true.
9064 2009-08-18 Jason Merrill <jason@redhat.com>
9066 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9068 * configure.ac: Test for it.
9069 * configure, config.in: Regenerate.
9070 * doc/install.texi: Document --enable-gnu-unique-object.
9072 2009-08-18 Richard Guenther <rguenther@suse.de>
9075 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9076 pow(x,y*z) only if x is nonnegative.
9078 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9080 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9084 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9085 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9087 2009-08-17 DJ Delorie <dj@redhat.com>
9089 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9090 * config/m32c/prologue.md (epilogue_freit): New.
9092 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9093 (bank_switch_p): Likewise.
9094 (fast_interrupt_p): Likewise.
9095 (interrupt_p): Likewise.
9096 (m32c_conditional_register_usage): Round memregs size up.
9097 (need_to_save): We only need to save $a0 when we use ENTER.
9098 (interrupt_p): Check for fast_interrupt too.
9099 (bank_switch_p): New.
9100 (fast_interrupt_p): New.
9101 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9102 (m32c_emit_prolog): Support bank switching and fast interrupts.
9103 * doc/extend.texi (Function Attributes): Add bank_switch and
9106 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9108 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9109 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9111 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9113 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9114 (menu): Add IA-64/VMS Options.
9115 (IA-64/VMS Options): Likewise.
9117 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9120 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9122 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9124 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9125 (mips_pop_asm_switch): Likewise.
9126 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9128 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9129 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9130 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9131 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9132 instead of set_noreorder.
9133 (mips_output_function_prologue): Use the new functions.
9134 (mips_output_function_epilogue): Likewise.
9135 (mips_need_noat_wrapper_p): New function, split out from...
9136 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9137 Use mips_push_asm_switch and mips_pop_asm_switch.
9138 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9139 and mips_pop_asm_switch.
9140 (ASM_OUTPUT_REG_POP): Likewise.
9141 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9142 Use mips_pop_asm_switch.
9143 (mips_asm_switch): New structure.
9144 (set_noreorder, set_nomacro): Replace with...
9145 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9146 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9147 instead of set_nomacro.
9148 (fix_truncsfsi2_macro): Likewise.
9149 (cprestore): Likewise.
9150 (hazard): Use mips_noreorder instead of set_noreorder.
9151 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9153 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9155 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9156 from prev_active_insn.
9158 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9160 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9161 * config/avr/avr.c (avr_override_options): Initialize
9162 avr_current_arch variable.
9163 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9164 __AVR_HAVE_16BIT_SP__ according to the device type.
9165 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9167 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9168 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9170 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9173 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9174 generating inlined subroutine die only. We shouldn't be
9175 called for anything else.
9176 (gen_block_die): Don't generate inline subroutine debug info for
9179 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9181 * graphite-poly.c (print_pbb): Print PBB index.
9183 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9186 * graphite-interchange.c (ppl_max_for_le): Moved...
9187 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9188 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9189 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9190 * graphite-ppl.h (ppl_max_for_le): Declared.
9192 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9194 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9195 supported on all platforms.
9196 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9197 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9198 * c-pragma.c: Likewise.
9199 * target-def.h (TARGET_INITIALIZER): Remove
9200 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9201 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9203 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9205 * config/ia64/fde-vms.c: New file.
9206 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9207 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9208 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9209 (uw_frame_state_for): Only register a personality routine if it is
9210 known to be compatible with our expectations.
9211 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9212 Declare unw_table_entry stack variable and
9213 mod all calls to _Unwind_FindTableEntry to add arg.
9214 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9215 (_Unwind_FindTableEntry): Add arg to prototype.
9217 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9219 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9220 field 'signal_pfs_loc'.
9221 (uw_frame_state_for): Remove duplicate code dealing with leaf
9222 procedures without unwind info.
9223 If in the frame after unwinding through a signal handler, restore
9224 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9225 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9226 'pfs_loc' to the AR.PFS location in the signal context; instead
9227 set 'signal_pfs_loc'.
9228 Manually generate the unwind info for the AR.PFS register.
9229 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9230 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9231 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9232 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9233 instead set 'signal_pfs_loc'.
9234 Remove code preventing the AR.PFS register from being restored
9235 from the signal context.
9237 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9238 Tristan Gingold <gingold@adacore.com>
9240 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9241 * config/ia64/t-vms: New file.
9242 * config/ia64/vms64.h: New file.
9243 * config/ia64/vms.h: New file.
9244 * config/ia64/vms-crtinit.asm: New file.
9245 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9246 * config/ia64/vms-unwind.h: New file.
9248 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9250 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9253 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9256 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9258 * real.h (do_mpc_arg2): ... here.
9259 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9262 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9264 * final.c (add_debug_prefix_map): Don't use GC memory for
9265 old_prefix and new_prefix.
9267 2009-08-14 Richard Guenther <rguenther@suse.de>
9269 * ipa-prop.c (compute_complex_pass_through): If we cannot
9270 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9272 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9274 * c-lex.c (c_lex_with_flags): Increase size of local variable
9275 to avoid memory clobber.
9277 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9280 * config/i386/i386.c (ix86_fp_comparison_strategy):
9281 Only enable/disable sahf at function granularity.
9283 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9285 PR rtl-optimization/41064
9286 * reload1.c (reload_as_needed): Don't call extract_insn
9287 for known invalid replacements after calling
9288 validate_replace_rtx_group and verify_changes.
9290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9293 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9294 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9295 ix86_expand_fp_vcond.
9296 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9297 Assert that operation is supported by ix86_expand_int_vcond.
9298 (vcondu<SSEMODE124C8:mode>): Ditto.
9300 2009-08-13 DJ Delorie <dj@redhat.com>
9302 * config/i386/djgpp-stdint.h: New.
9303 * config.gcc (djgpp): Use it.
9305 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9307 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9308 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9310 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9312 * tree-ssa-loop-prefetch.c
9313 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9314 for long-stride pruning.
9315 (compute_miss_rate): New function to compute the probability
9316 that two memory references access different cache lines.
9318 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9320 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9322 2009-08-13 Richard Guenther <rguenther@suse.de>
9325 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9326 use the constant pointer type.
9327 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9328 of CV qualifiers on the target pointer type.
9329 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9330 conversion check before restrict check.
9332 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9335 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9337 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9339 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9341 2009-08-12 Richard Guenther <rguenther@suse.de>
9343 PR tree-optimization/41011
9344 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9345 and reference constructing.
9347 2009-08-12 Xinliang David Li <davidxl@google.com>
9349 PR tree-optimization/41012
9350 * tree-flow.h : New external interface.
9351 * gimple-low.c (check_call_arg): Change to public function.
9352 Remove argument mismatch check in lowering.
9353 * tree-inline.h (tree_can_inline_p): Interface change.
9354 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9356 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9357 Call change to tree_can_inline_p function.
9358 (cgraph_decide_inlining_incrementally): Ditto.
9360 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9362 PR tree-optimization/41031
9363 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9364 on the partition variable rather than promote_mode on the source
9365 type. Assert that the partition variable's type has the same
9366 mode as the source value's.
9368 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9370 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9371 for for_return == 2.
9372 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9374 * calls.c (expand_call): Fix typo.
9375 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9377 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9379 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9380 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9381 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9382 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9384 2009-08-12 Andrew Haley <aph@redhat.com>
9386 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9391 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9393 2009-08-12 Richard Guenther <rguenther@suse.de>
9395 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9396 * gimplify.c (gimplify_modify_expr): Do not use
9397 lang_hooks.types_compatible_p.
9398 * tree-ssa.c (useless_type_conversion_p): For aggregates
9399 just return false if the canonical types differ.
9401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9404 * sese.c (convert_for_phi_arg): New.
9405 (add_guard_exit_phis): Use convert_for_phi_arg.
9407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9409 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9410 unknown subscript upper bounds.
9412 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9413 Pranav Garg <pranav.garg2107@gmail.com>
9415 * graphite-interchange.c (gather_access_strides): Removed.
9416 (ppl_max_for_le): New.
9417 (build_linearized_memory_access): New.
9418 (memory_stride_in_loop): New.
9419 (pbb_interchange_profitable_p): Reimplemented.
9420 * graphite-ppl.h (ppl_new_id_map): New.
9421 (ppl_interchange): New.
9423 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9425 * graphite-interchange.c (compute_subscript): Removed.
9426 (compute_array_size_cstr): Removed.
9427 (compute_array_size_poly): Removed.
9428 (compute_array_size): Removed.
9429 (gather_access_strides_poly): Removed.
9430 (gather_access_strides): Empty.
9432 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9434 * graphite-dependences.c (dependence_polyhedron_1): Replace
9435 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9436 (graphite_legal_transform_dr): Same.
9437 (graphite_carried_dependence_level_k): Same.
9438 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9439 Initialize PDR_NB_SUBSCRIPTS.
9440 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9442 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9443 (PDR_NB_SUBSCRIPTS): New.
9444 (pdr_nb_subscripts): Removed.
9445 (pdr_dim): Simplified.
9446 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9447 with PDR_NB_SUBSCRIPTS.
9449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9451 * graphite-interchange.c (compute_array_size): Remove use of
9453 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9454 Do not initialize PDR_DATA_CONTAINER.
9455 (print_pdr): Do not print PDR_DATA_CONTAINER.
9456 * graphite-poly.h (struct poly_dr): Remove data_container field.
9457 (PDR_DATA_CONTAINER): Removed.
9458 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9460 (build_poly_dr): Same.
9462 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9463 Sebastian Pop <sebastian.pop@amd.com>
9465 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9466 copy of the dependence polyhedron. Free the temporary objects.
9467 (graphite_carried_dependence_level_k): Free unused objects before
9470 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9472 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9473 Early return without analyzing the data dependences if no
9474 transform has been done. Call restore_scattering if the transform
9476 (graphite-interchange.c): Same.
9477 * graphite-poly.c (print_scattering_function): Test for
9479 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9480 (apply_poly_transforms): Do not gcc_assert that
9481 the transform is legal.
9482 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9483 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9484 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9485 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9486 * graphite-poly.h (struct poly_scattering): New.
9487 (struct poly_bb): Add original, transformed, and saved fields.
9488 Remove transformed_scattering, original_scattering,
9489 nb_local_variables and nb_scattering_transform fields.
9490 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9491 (poly_scattering_new): New.
9492 (poly_scattering_free): New.
9493 (poly_scattering_copy): New.
9494 (store_scattering_pbb): New.
9495 (store_scattering): New.
9496 (restore_scattering_pbb): New.
9497 (restore_scattering): New.
9498 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9499 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9501 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9503 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9506 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9508 * Makefile.in (graphite.o): Depends on PREDICT_H.
9509 * graphite.c: Include predict.h.
9510 (graphite_finalize): Call tree_estimate_probability.
9511 * predict.c (predict_loops): Do not call scev_initialize and
9513 (tree_estimate_probability_bb): New.
9514 (tree_estimate_probability): Do not initialize loops: move that
9515 code to the driver. Call tree_estimate_probability_bb.
9516 (tree_estimate_probability_driver): New.
9517 (pass_profile): Use tree_estimate_probability_driver.
9518 * predict.h (tree_estimate_probability): Declared.
9520 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9522 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9523 * graphite-dependences.c (graphite_legal_transform): Add time to
9524 TV_GRAPHITE_DATA_DEPS.
9525 (dependency_between_pbbs_p): Same.
9526 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9528 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9530 PR rtl-optimization/41033
9531 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9532 aliasing is disabled.
9534 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9536 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9537 si_mask_operand, and_load_operand, low_bitmask_operand,
9538 and_reg_operand, and_operand): New predicates.
9539 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9540 * config/mips/mips.c (and_operands_ok): New function.
9541 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9542 * config/mips/mips.md (move_type): Add ext_ins and logical.
9543 (type): Handle them.
9544 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9545 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9546 shift_shift. Remove commutative constraint modifier.
9547 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9549 (*clear_upper32_dext): Remove define_insn_and_split.
9550 (*clear_upper32): Turn this define_insn_and_split ...
9551 (splitter for ANDing register with 0xffff_ffff): .. into this.
9553 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9555 * combine.c (try_widen_shift_mode): Factor out code to check if an
9556 integer constant is a low-order bitmask from here ...
9557 * rtlanal.c (low_bitmask_len): ... to here.
9558 * rtl.h (low_bitmask_len): Declare.
9560 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9563 * config/alpha/alpha.md (addsi3): Remove expander.
9564 (addsi3): Rename from *addsi3_internal insn pattern.
9565 (subsi3): Remove expander.
9566 (subsi3): Rename from *subsi3_internal insn pattern.
9568 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9570 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9573 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9574 Eric Botcazou <botcazou@adacore.com>
9575 Douglas B Rupp <rupp@gnat.com>
9577 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9578 that records that fit in 64 bits are returned by immediate value,
9579 as required by OpenVMS Calling Standard.
9580 (function_value): Adjust for above modification.
9581 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9582 virtual_incoming_args_rtx as base object, not next_arg.
9583 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9585 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9587 * reload.c (find_reloads_subreg_address): Check the original
9588 req_equiv_mem address to detect the case where an address is
9589 not valid in the outer mode.
9591 2009-08-11 Richard Guenther <rguenther@suse.de>
9594 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9596 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9598 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9599 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9601 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9602 Douglas B Rupp <rupp@gnat.com>
9604 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9605 PT_STACK when frame_pointer_needed on OpenVMS.
9606 (alpha_pv_save_size, alpha_using_fp): Remove.
9607 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9608 with proper processing for PT_NULL.
9609 (alpha_vms_initial_elimination_offset): New function. Support for
9610 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9611 (alpha_sa_size): Force procedure type to PT_STACK when
9612 frame_pointer_needed on OpenVMS.
9613 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9614 (alpha_using_fp): Likewise.
9615 (alpha_vms_can_eliminate): Add prototype.
9616 (alpha_vms_initial_elimination_offset): Likewise.
9617 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9618 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9620 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9621 Douglas B Rupp <rupp@gnat.com>
9623 * config/alpha/alpha.c (common_object_handler): New function.
9624 (vms_attribute_table): Declare a single attribute "common_object".
9625 (vms_output_aligned_decl_common): New global function.
9626 (SECTION_VMS_OVERLAY): Delete.
9627 (SECTION_VMS_GLOBAL): Likewise.
9628 (SECTION_VMS_INITIALIZE): Likewise.
9629 (vms_asm_named_section): Remove support for above flags.
9630 (vms_section_type_flags): Delete.
9631 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9632 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9633 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9634 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9636 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9639 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9640 (sub_ddmmss): Likewise.
9642 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9645 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9648 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9651 * reload1.c (reload_as_needed): Use cancel_changes to completely
9652 undo a failed replacement attempt.
9654 2009-08-10 Richard Guenther <rguenther@suse.de>
9657 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9658 (useless_type_conversion_p): ... here. Require pointer targets
9661 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9664 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9665 loose the original type of the statement list.
9667 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9669 * config/alpha/alpha.c: Include libfuncs.h
9670 (avms_asm_output_extern): New function.
9671 (alpha_init_libfuncs): Init some decc libfuncs.
9672 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9673 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9674 (DO_CRTL_NAMES): Define.
9676 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9677 (LONG_TYPE_SIZE): Define.
9678 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9679 (SUBTARGET_SWITCHES): Define malloc64 switch.
9680 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9681 (MASK_RETURN_ADDR): Define.
9682 doc/invoke.texi (mmalloc64): Document switch.
9684 2009-08-09 Olivier Hainque <hainque@adacore.com>
9685 Douglas B Rupp <rupp@gnat.com>
9687 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9688 uses_condition_handler.
9689 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9690 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9691 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9692 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9693 (code_for_builtin): New insn codes for the new alpha_builtins.
9694 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9695 (alpha_sa_size): Account for uses_condition_handler.
9696 (alpha_expand_prologue): Likewise.
9697 (alpha_start_function): Likewise.
9698 (alpha_expand_epilogue): Likewise.
9699 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9700 establish/revert expanders.
9701 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9702 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9703 New expander, resorting to the alpha.c associated function.
9704 (builtin_revert_vms_condition_handler): Likewise.
9705 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9706 __gcc_shell_handler, the static VMS condition handler used as
9707 an indirection wrapper to the current dynamically established
9709 * config/alpha/vms-unwind.h: Complete rewrite.
9710 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9711 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9713 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9714 Douglas B Rupp <rupp@gnat.com>
9716 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9717 (alpha_need_linkage): Handle aliases. Return function symbol.
9718 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9719 Use ultimate alias target for the linkage name.
9720 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9721 by alpha_need_linkage for the function symbol.
9722 (setmemdi): Likewise.
9724 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9726 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9727 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9728 (ASM_WEAKEN_LABEL): Define.
9729 (CRT_CALL_STATIC_FUNCTION): Define.
9730 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9731 (ENDFILE_SPEC): Define.
9732 (INIT_SECTION_ASM_OP): Define.
9733 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9734 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9736 (MULTILIB_OSDIRNAMES): Define.
9737 (shlib_version): Define.
9738 (SHLIB_EXT): Define.
9739 (SHLIB_OBJS): Define.
9740 (SHLIB_NAME): Define.
9741 (SHLIB_MULTILIB): Define.
9742 (SHLIB_INSTALL): Define.
9743 (SHLIB_SYMVEC): Define.
9744 (SHLIB_SYMVECX2): Define.
9745 (SHLIB_LINK): Define.
9747 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9749 * config/alpha/alpha.c (alpha_initialize_trampoline):
9750 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9751 (alpha_start_function): Emit transfer address on nested functions
9752 for VMS trampoline call.
9753 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9754 since no longer used.
9755 * config/alpha/vms-tramp.asm: Remove.
9756 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9757 since now only data initialized at runtime.
9759 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9761 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9762 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9763 (MD_EXEC_PREFIX): Remove, no longer used.
9764 (MD_STARTFILE_PREFIX): Likewise.
9765 (INCLUDE_DEFAULTS): Likewise.
9766 * config/alpha/t-vms:
9767 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9769 2009-08-09 Richard Guenther <rguenther@suse.de>
9771 PR tree-optimization/41016
9772 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9773 (operand_precision): Remove.
9774 (integral_operand_p): Likewise.
9775 (recognize_single_bit_test): Adjust.
9777 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9779 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9780 operation overflows. Likewise non-cast unary arithmetic.
9781 If one arm of a conditional expression is always taken,
9782 inhibit evaluation warnings for the other arm. Likewise inhibit
9783 evaluation warnings for the second && or || operand if the first
9784 operand is enough to determine the result.
9785 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9787 (build_binary_op): Prevent duplicate evaluation warnings.
9789 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9791 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9792 and destination have different modes, Use promote_mode to
9793 determine the signedness of the conversion. Assert that the
9794 promoted source mode matches the destination mode. Don't pass
9795 the destination and destination mode to expand_expr if the source
9796 mode is different. Simplify conversion logic.
9798 2009-08-09 Ira Rosen <irar@il.ibm.com>
9800 PR tree-optimization/41008
9801 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
9802 from condition only in case it's a comparison. Adjust checks.
9804 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9806 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9807 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9808 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9809 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9810 (dump_cand): Handle them.
9811 (struct iv_cand): New members COST_STEP and AINC_USE.
9812 (stmt_after_increment): Likewise.
9813 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9814 callers changed. Use gimple_uid comparison instead of scanning.
9815 (add_candidate_1): When looking for identical candidates, take
9816 AINC_USE into account. Set it for new candidates.
9817 (force_expr_to_var_cost): Cast target_spill_cost to int.
9818 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9819 All callers changed. Check for availability of autoinc addressing
9820 modes, both in general for a given mode, and in the specific use case.
9821 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9823 (get_computation_cost): Likewise.
9824 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9825 add_autoinc_candidates): New static functions.
9826 (add_candidate): Call add_autoinc_candidates for candidates based on
9828 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9829 (determine_use_iv_cost_address): If we have an autoinc candidate at
9830 the matching use, verify autoinc is possible and subtract the cost
9831 of the candidate's step from the cost.
9832 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9833 member of the candidate.
9834 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9835 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9837 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9839 * config.build (ia64-hp-*vms*): New target.
9840 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9842 * config.gcc (ia64-hp-*vms*): New target.
9843 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9845 * config.host (ia64-hp-*vms*): New target.
9846 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9849 2009-08-08 Richard Guenther <rguenther@suse.de>
9851 PR tree-optimization/40991
9852 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
9854 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
9856 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9857 mode check. Do truncations in an integer mode.
9858 (force_to_mode): Handle subregs for all mode types. Only do
9859 arithmetic simplifications on integer modes.
9861 2009-08-07 Richard Guenther <rguenther@suse.de>
9863 PR tree-optimization/40999
9864 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
9865 (maybe_fold_reference): Lookup constant initializers.
9866 (fold_gimple_assign): Likewise.
9868 2009-08-07 Richard Guenther <rguenther@suse.de>
9870 * tree-ssa.c (useless_type_conversion_p_1): Only for types
9871 that require structural equality defer to the langhook.
9873 2009-08-07 Martin Jambor <mjambor@suse.cz>
9875 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9877 (struct ipa_pass_through_data): New type.
9878 (struct ipa_ancestor_jf_data): New type.
9879 (union jump_func_value): Removed field formal_id, added fields
9880 pass_through and ancestor.
9881 (struct ipa_param_call_note): Changed type of formal_id to int from
9883 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9884 operations jump functions and ancestor jump functions.
9885 (compute_complex_pass_through): New function.
9886 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9887 reflect changes in the jump function strucutre.
9888 (update_jump_functions_after_inlining): Ignore complex pass-through
9889 and ancestor jump functions.
9890 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9891 polynomial pass-through with operation jump functions.
9893 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9895 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9896 fde->dw_fde_begin as begin label instead of hot/cold label.
9897 Use LLSDAC label instead of LLSDA for second section lsda.
9898 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9899 label instead of LLSDA if it is true.
9900 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9902 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9903 SECTION argument. Use it as index into crtl->eh.call_site_record
9905 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9906 use it to determine how to print table entries instead of using
9907 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9908 label instead of normal begin label as base.
9909 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9910 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9911 ensure no EH range spans between sections and that landing pads
9912 are always in the corresponding section.
9913 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9914 for crtl->eh.call_site_record being an array rather than scalar.
9915 (output_one_function_exception_table): New function, copied
9916 from output_function_exception_table. Adjust
9917 dw2_size_of_call_site_table, dw2_output_call_site_table
9918 callers. For SECOND section use *C suffixed labels.
9919 (output_function_exception_table): Call
9920 output_one_function_exception_table and, when doing hot/cold
9921 partitioning, also another time for the second section.
9922 * opts.c: Include except.h.
9923 (decode_options): Allow -freorder-blocks-and-partition with
9924 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9925 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9926 * function.h (struct rtl_eh): Change call_site_record from
9927 scalar into array of 2 elements.
9929 2009-08-07 Martin Jambor <mjambor@suse.cz>
9931 * ipa-prop.c (count_formal_params_1): New function.
9932 (ipa_get_vector_of_formal_parms): New function.
9933 (get_vector_of_formal_parm_types): New function.
9934 (ipa_modify_formal_parameters): New function.
9935 (ipa_modify_call_arguments): New function.
9936 (index_in_adjustments_multiple_times_p): New function.
9937 (ipa_combine_adjustments): New function.
9938 (ipa_dump_param_adjustments): New function.
9939 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9940 (ipa_get_vector_of_formal_parms): Declare.
9941 (ipa_modify_formal_parameters): Declare.
9942 (ipa_modify_call_arguments): Declare.
9943 (ipa_combine_adjustments): Declare.
9944 (ipa_dump_param_adjustments): Declare.
9945 (build_ref_for_offset): Declare.
9946 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9947 * tree-sra.c: Include ipa-prop.c.
9948 (build_ref_for_offset): Make public.
9950 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9952 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9954 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9956 * gcc/doc/extend.texi (__builtin_extract_return_address)
9957 (__builtin_frob_return_address): Document.
9959 2009-08-06 Paul Brook <paul@codesourcery.com>
9961 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9962 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9963 implementation on ARMv6-M.
9965 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9967 * doc/extend.texi (pcs): Document new attribute for ARM.
9969 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9971 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9974 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9976 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9979 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9981 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9983 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9985 Merge ARM/hard_vfp_branch to trunk.
9987 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9989 * arm.c (libcall_eq): New function.
9990 (libcall_hash): New function.
9991 (add_libcall): New function.
9992 (arm_libcall_uses_aapcs_base): New function.
9993 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9994 libcalls using the base PCS.
9995 (arm_init_cumulative_args): Likewise.
9997 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9999 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10000 Use base ABI for conversion libfuncs between HFmode and SFmode.
10002 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10004 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10005 V4SImode as representatives of all 64-bit and 128-bit vector
10006 types. Allow vector types without vector modes.
10007 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10008 without vector modes like BLKmode.
10009 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10010 BLKmode. Avoid unsupported vector modes or TImode moves for
10012 (aapcs_vfp_allocate_return_reg): Likewise.
10013 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10014 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10016 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10018 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10019 (arm_get_pcs_model): Pass attribute arguments to
10020 arm_pcs_from_attribute.
10021 (arm_init_cumulative_args): Use base AAPCS for conversions from
10022 floating-point types to DImode.
10023 (arm_attribute_table): Add pcs attribute.
10024 (arm_handle_pcs_attribute): New.
10025 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10026 conversions from floating-point types to DImode, also declare them
10027 to use base AAPCS and declare functions they call to use base
10028 AAPCS and their RTABI names.
10030 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10032 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10033 -mfloat-abi=hard not being supported for VFP.
10035 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10037 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10038 SYMBOL_REF to hard_libcall_value.
10040 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10041 Richard Earnshaw <rearnsha@arm.com>
10043 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10044 has been put on the stack, all remaining co-processory arguments for
10045 that co-processor also go on the stack.
10047 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10049 * config/arm/arm.c (arm_return_in_memory): Handle returning
10050 vectors of suitable size in registers also for AAPCS case.
10052 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10054 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10056 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10058 ARM Hard-VFP calling convention
10059 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10060 * target.h (gcc_target): Add libcall_value to table of call hooks.
10061 * targhooks.h (default_libcall_value): Default implementation.
10062 * targhooks.c (default_libcall_value): Likewise.
10063 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10064 * optabs.c (expand_unop): Use it.
10065 * expr.h (hard_libcall_value): Pass the function RTX through.
10066 * calls.c (emit_library_call_value_1): Update call to
10067 hard_libcall_value.
10068 * explow.c (hard_libcall_value): Use new target hook.
10069 * config/arm/arm.c: Include cgraph.h
10070 (TARGET_FUNCTION_VALUE): Override default hook.
10071 (arm_pcs_default): New variable.
10072 (arm_override_options): Don't fault hard calling convention with VFP.
10073 Add support for AAPCS variants.
10074 (arm_function_value): Make static. Handle AAPCS variants.
10075 (arm_libcall_value): New function.
10076 (arm_apply_result_size): Handle VFP registers in results.
10077 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10079 (pcs_attribute_args): New variable.
10080 (arm_pcs_from_attribute): New function.
10081 (arm_get_pcs_model): New function.
10082 (aapcs_vfp_cum_init): New function.
10083 (aapcs_vfp_sub_candidate): New function.
10084 (aapcs_vfp_is_return_candidate): New function.
10085 (aapcs_vfp_is_call_candidate): New function.
10086 (aapcs_vfp_allocate): New function.
10087 (aapcs_vfp_allocate_return_reg): New function.
10088 (aapcs_vfp_advance): New function.
10089 (aapcs_cp_arg_layout): New variable.
10090 (aapcs_select_call_coproc): New function.
10091 (aapcs_select_return_coproc): New function.
10092 (aapcs_allocate_return_reg): New function.
10093 (aapcs_libcall_value): New function.
10094 (aapcs_layout_arg): New function.
10095 (arm_init_cumulative_args): Initialize AAPCS args data.
10096 (arm_function_arg): Handle AAPCS variants using new interface.
10097 (arm_arg_parital_bytes): Likewise.
10098 (arm_function_arg_advance): New function.
10099 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10100 calling conventions.
10101 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10102 * arm.h (NUM_VFP_ARG_REGS): Define.
10103 (LIBCALL_VALUE): Update.
10104 (FUNCTION_VALUE): Delete.
10105 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10106 (arm_pcs): New enum.
10107 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10108 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10109 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10110 * arm-protos.h (arm_function_arg_advance): Add.
10111 (aapcs_libcall_value): Add.
10112 (arm_function_value): Delete.
10114 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10115 H.J. Lu <hongjiu.lu@intel.com>
10118 * config/i386/i386.c (standard_sse_mode_p): Remove.
10119 (standard_sse_constant_p): Return 2 for integer mode
10120 vector_all_ones_operand when SSE2 is enabled.
10121 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10122 (ix86_expand_vector_move): Do not check for negative values from
10123 standard_sse_constant_p.
10125 2009-08-06 Richard Guenther <rguenther@suse.de>
10127 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10128 array type comparisons frontend independent.
10129 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10130 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10131 out array reference lower bound and element size operands.
10132 (ao_ref_init_from_vn_reference): Properly compute the offset
10133 for ARRAY_RANGE_REF.
10134 (vn_reference_fold_indirect): Fill out array reference lower
10135 bound and element size operands.
10136 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10137 a non gimple valued reference operand which can happen for
10138 array reference lower bound or element size.
10139 (create_component_ref_by_pieces_1): Properly generate the
10140 element size operand for array references.
10142 2009-08-06 Richard Guenther <rguenther@suse.de>
10144 PR tree-optimization/40964
10145 * tree.c (iterative_hash_host_wide_int): Export.
10146 * tree.h (iterative_hash_host_wide_int): Declare.
10147 * tree-ssa-structalias.c (heapvar_map): New struct.
10148 (heapvar_map_eq): New function.
10149 (heapvar_map_hash): Likewise.
10150 (heapvar_lookup): Adjust.
10151 (heapvar_insert): Likewise.
10152 (make_constraint_from_heapvar): Allow multiple heap variables
10153 per decl at different offsets.
10154 (init_alias_heapvars): Adjust.
10156 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10158 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10159 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10160 trailing sync if TARGET_SYNC_AFTER_SC.
10162 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10164 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10165 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10166 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10167 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10168 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10169 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10170 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10171 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10172 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10173 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10174 the prototype declaration match the definition.
10175 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10176 instructions explicitly. Add barrier_before and operands
10178 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10179 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10180 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10181 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10182 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10183 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10185 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10187 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10189 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10190 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10193 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10196 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10198 PR rtl-optimization/40924
10199 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10200 make sure canon_rtx (mem_address) isn't simpler than
10201 canon_rtx (expanded_mem_address).
10203 2009-08-05 Li Feng <nemokingdom@gmail.com>
10205 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10206 for each poly_bb_p.
10207 (build_scop_drs): Build alias set for each SCoP.
10209 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10211 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10212 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10213 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10214 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10215 (BASE_DRIVER_SELF_SPECS): Likewise.
10217 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10219 * tree-ssa-alias.c: Fix some comment typos.
10221 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10223 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10224 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10226 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10229 * simplify-rtx.c (simplify_binary_operation_1): Disable
10230 simplifications for decimal float operations.
10232 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10234 PR middle-end/40943
10235 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10236 operand of INDIRECT_REF.
10238 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10240 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10241 constants referencing TLS symbols.
10243 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10245 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10246 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10248 2009-08-03 Richard Guenther <rguenther@suse.de>
10250 * tree.c (make_vector_type): Build a main variant first,
10251 get the canonical one and then build the variant.
10252 * tree-ssa.c (useless_type_conversion_p_1): Handle
10254 (useless_type_conversion_p): Conversions to pointers to
10255 incomplete record types are useless.
10257 2009-08-03 Richard Guenther <rguenther@suse.de>
10259 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10260 file will be created.
10261 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10262 * toplev.c (compile_file): Adjust comment.
10264 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10266 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10267 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10268 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10269 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10270 (sh_promote_function_mode): Fix typo.
10272 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10274 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10276 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10278 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10279 declaration arguments.
10281 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10283 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10284 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10285 (ix86_split_ashl): Ditto.
10286 (ix86_expand_vector_init_one_nonzero): Ditto.
10287 (ix86_expand_vector_set): Ditto.
10288 (ix86_expand_reduc_v4sf): Ditto.
10290 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10292 * explow.c (promote_function_mode): Remove assert.
10293 * config/sh/sh.c (sh_promote_function_mode): Declare.
10295 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10297 * config/pa/pa.c (pa_promote_function_mode): Declare.
10298 Change to static. Fix promote_mode call.
10300 * gthr-dce.h (CONST_CAST2): Define if not defined.
10301 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10303 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10305 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10307 * expr.c (store_constructor): Use promote_decl_mode. Remove
10308 now write-only variable unsignedp.
10309 (expand_expr_real_1): Use promote_decl_mode.
10310 * expr.h (promote_function_mode, promote_decl_mode): New.
10311 (promote_mode): Remove last argument.
10312 * function.c (assign_temp): Drop last argument of promote_mode.
10313 (assign_parm_find_data_types): Use promote_function_mode.
10314 (assign_parm_setup_reg): Likewise.
10315 (expand_function_end): Use promote_function_mode.
10316 * calls.c (initialize_argument_information): Use promote_function_mode.
10317 (precompute_arguments): Use promote_mode instead of checking if
10318 only PROMOTE_FUNCTION_MODE is defined.
10319 (expand_call): When making sibcall decisions, use promote_function_mode.
10320 Below, remove an if for targetm.calls.promote_function_return and
10321 and use promote_function_mode.
10322 (emit_library_call_value_1): Use promote_function_mode, fix bug
10323 where promote_mode was passed FOR_CALL == 0 for a return value in an
10325 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10326 * explow.c (promote_function_mode, promote_decl_mode): New.
10327 (promote_mode): Keep only the FOR_CALL == 0 case.
10328 * combine.c (setup_incoming_promotion): Remove test of
10329 promote_function_args. Use promote_function_mode.
10330 * stmt.c (expand_value_return): Use promote_decl_mode.
10331 (expand_decl): Use promote_decl_mode.
10333 * expr.c (store_constructor): Use promote_decl_mode. Remove
10334 now write-only variable unsignedp.
10335 (expand_expr_real_1): Use promote_decl_mode.
10336 * expr.h (promote_function_mode, promote_decl_mode): New.
10337 (promote_mode): Remove last argument.
10338 * function.c (assign_temp): Drop last argument of promote_mode.
10339 (assign_parm_find_data_types): Use promote_function_mode.
10340 (assign_parm_setup_reg): Likewise.
10341 (expand_function_end): Use promote_function_mode.
10342 * calls.c (initialize_argument_information): Use promote_function_mode.
10343 (precompute_arguments): Use promote_mode instead of checking if
10344 only PROMOTE_FUNCTION_MODE is defined.
10345 (expand_call): When making sibcall decisions, use promote_function_mode.
10346 Below, remove an if for targetm.calls.promote_function_return and
10347 and use promote_function_mode.
10348 (emit_library_call_value_1): Use promote_function_mode, fix bug
10349 where promote_mode was passed FOR_CALL == 0 for a return value in an
10351 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10352 * explow.c (promote_function_mode, promote_decl_mode): New.
10353 (promote_mode): Keep only the FOR_CALL == 0 case.
10354 * combine.c (setup_incoming_promotion): Remove test of
10355 promote_function_args. Use promote_function_mode.
10356 * stmt.c (expand_value_return): Use promote_decl_mode.
10357 (expand_decl): Use promote_decl_mode.
10359 * explow.c (promote_function_mode): Just call the target hook.
10360 * targhooks.c (default_promote_function_mode,
10361 default_promote_function_mode_always_promote): New.
10362 * targhooks.h (default_promote_function_mode,
10363 default_promote_function_mode_always_promote): Declare.
10364 * target.h (promote_function_args, promote_function_return): Remove.
10365 (promote_function_mode): New.
10366 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10367 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10368 (TARGET_PROMOTE_FUNCTION_MODE): New.
10369 (TARGET_CALLS): Adjust.
10370 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10371 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10373 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10374 * config/s390/s390.c (s390_promote_function_mode): ... here,
10375 with pointer handling.
10376 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10377 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10379 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10380 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10381 with pointer handling.
10382 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10383 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10385 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10386 * config/sh/sh.c (sh_promote_function_mode): New.
10387 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10388 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10390 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10391 * config/cris/cris.c (cris_promote_function_mode): ... here.
10392 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10393 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10395 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10396 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10397 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10398 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10400 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10401 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10402 complex type handling.
10403 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10404 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10406 * config/pa/pa.c (pa_promote_function_mode): New.
10407 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10408 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10410 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10411 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10412 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10413 * config/xtensa/xtensa.c: Likewise.
10414 * config/stormy16/stormy16.c: Likewise.
10415 * config/iq2000/iq2000.c: Likewise.
10416 * config/rs6000/rs6000.c: Likewise.
10417 * config/picochip/picochip.c: Likewise.
10418 * config/arc/arc.c: Likewise.
10419 * config/mcore/mcore.c: Likewise.
10420 * config/score/score.c: Likewise.
10421 * config/mips/mips.c: Likewise.
10422 * config/bfin/bfin.c: Likewise.
10423 * config/ia64/ia64.c: Likewise (disabled though).
10425 * config/frv/frv.h: Remove pointless remark.
10427 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10428 TARGET_PROMOTE_FUNCTION_ARGS,
10429 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10430 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10432 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10434 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10435 -floop-parallelize-all.
10436 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10437 flag_loop_parallelize_all.
10438 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10439 * graphite.c (graphite_transform_loops): Same.
10440 * common.opt: Same.
10441 * graphite-poly.c (apply_poly_transforms): Same.
10443 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10445 PR tree-optimization/40914
10446 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10447 if set, then check the delta field of the PMF record.
10448 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10449 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10450 call is stored in the delta.
10452 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10454 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10456 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10458 * config/i386/bsd.h (ASM_BYTE): New define.
10459 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10460 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10461 .byte. Use fputs or putc instead of fprintf where appropriate.
10462 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10463 fputs or putc instead of fprintf where appropriate.
10464 * config/i386/i386elf.h: Ditto.
10465 * config/i386/sysv4.h: Ditto.
10467 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10468 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10469 (*tls_global_dynamic_64): Ditto.
10471 2009-07-31 Christian Bruel <christian.bruel@st.com>
10473 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10475 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10477 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10478 Remove dead code for MINUS.
10480 2009-07-31 Anthony Green <green@moxielogic.com>
10482 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10484 (moxie_expand_epilogue): Ditto for epilogue.
10485 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10486 incoming arguments.
10487 (moxie_function_arg): Ditto.
10488 (moxie_pass_by_reference): Ditto.
10489 (moxie_arg_partial_bytes): Ditto.
10490 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10491 (FUNCTION_ARG_ADVANCE) Ditto.
10492 (REG_PARM_STACK_SPACE) Ditto.
10493 (FUNCTION_ARG_REGNO_P) Dito.
10495 * config.gcc: Add moxie linux config support.
10496 * gcc/config/moxie/uclinux.h: New file.
10498 2009-07-31 DJ Delorie <dj@redhat.com>
10500 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10501 (UNSPECV_SP_SWITCH_E): New.
10502 (sp_switch_1): Change to an unspec.
10503 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10505 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10506 reference the new stack's address
10508 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10510 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10511 graphite-clast-to-gimple.o, graphite-dependences.o,
10512 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10513 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10514 (graphite-blocking.o,
10515 graphite-clast-to-gimple.o, graphite-dependences.o,
10516 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10517 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10518 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10519 * cfgloop.h (struct loop): Add can_be_parallel field.
10520 * common.opt (fgraphite-identity): Moved up.
10521 (fgraphite-force-parallel): New flag.
10522 * graphite.c: Rewrite.
10523 * graphite.h: Rewrite.
10524 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10526 * toplev.c (graphite_out_file): New file descriptor.
10527 (graphite_in_file): New.
10528 (process_options): flag_graphite_force_parallel cannot be used without
10530 * tree-ssa-loop.c: Include toplev.h.
10531 (gate_graphite_transforms): Enable flag_graphite for
10532 flag_graphite_force_parallel.
10534 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10536 * ChangeLog.graphite: New.
10537 * graphite-blocking.c: New.
10538 * graphite-clast-to-gimple.c: New.
10539 * graphite-clast-to-gimple.h: New.
10540 * graphite-dependences.c: New.
10541 * graphite-dependences.h: New.
10542 * graphite-interchange.c: New.
10543 * graphite-poly.c: New.
10544 * graphite-poly.h: New.
10545 * graphite-ppl.c: New.
10546 * graphite-ppl.h: New.
10547 * graphite-scop-detection.c: New.
10548 * graphite-scop-detection.h: New.
10549 * graphite-sese-to-poly.c: New.
10550 * graphite-sese-to-poly.h: New.
10554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10556 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10557 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10559 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10561 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10562 (scev_is_linear_expression): Return false if the evolution is not
10563 affine multivariate.
10565 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10567 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10568 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10572 * tree-data-ref.c (debug_data_references): New.
10573 (debug_data_reference): New.
10574 * tree-data-ref.h (debug_data_references): Declared.
10575 (debug_data_reference): Declared.
10577 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10579 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10580 * tree-data-ref.h (scop_p): Removed.
10581 (struct data_reference): Remove field scop.
10582 (DR_SCOP): Removed.
10583 (stmt_simple_memref_p): Removed.
10585 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10587 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10588 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10591 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10593 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10595 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10597 * doc/invoke.texi (-fgraphite-identity): Documented.
10599 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10601 * tree-scalar-evolution.c: Fix comment.
10602 (instantiate_scev_1): Return unknow from scev instantiation if the
10603 result is not above instantiate_below.
10605 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10607 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10608 static anymore. Instantiate the symbols that may have been introduced
10610 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10613 2009-07-30 DJ Delorie <dj@redhat.com>
10615 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10616 .vliw directive to VLIW sections.
10618 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10620 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10622 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10623 (AUTOHEADER): New variable.
10624 ($(srcdir)/cstamp-h.in): Use it.
10626 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10627 Pat Haugen <pthaugen@us.ibm.com>
10628 Revital Eres <ERES@il.ibm.com>
10630 * config/rs6000/vector.md (VEC_F): Add VSX support.
10633 (mov<mode>): Ditto.
10634 (vector_load_<mode>): Ditto.
10635 (vector_store_<mode>): Ditto.
10636 (vector GPR move split): Ditto.
10637 (vec_reload_and_plus_<mptrsize>): Ditto.
10638 (vec_reload_and_reg_<mptrsize>): Ditto.
10639 (add<mode>3): Ditto.
10640 (sub<mode>3): Ditto.
10641 (mul<mode>3): Ditto.
10642 (neg<mode>2): Ditto.
10643 (abs<mode>2): Ditto.
10644 (smin<mode>3): Ditto.
10645 (smax<mode>3): Ditto.
10646 (vector_eq<mode>): Ditto.
10647 (vector_gt<mode>): Ditto.
10648 (vector_ge<mode>): Ditto.
10649 (vector_gtu<mode>): Ditto.
10650 (vector_select_<mode>_uns): Ditto.
10651 (vector_eq_<mode>_p): Ditto.
10652 (vector_gt_<mode>_p): Ditto.
10653 (vector_ge_<mode>_p): Ditto.
10654 (vector_gtu_<mode>_p): Ditto.
10655 (cr6_test_for_zero): Ditto.
10656 (cr6_test_for_zero_reverse): Ditto.
10657 (cr6_test_for_lt): Ditto.
10658 (cr6_test_for_lt_reverse): Ditto.
10659 (xor<mode>3): Ditto.
10660 (ior<mode>3): Ditto.
10661 (and<mode>3): Ditto.
10662 (one_cmpl<mode>2): Ditto.
10663 (nor<mode>2): Ditto.
10664 (andc<mode>2): Ditto.
10665 (float<VEC_int<mode>2): Ditto.
10666 (unsigned_float<VEC_int><mode>2): Ditto.
10667 (fix_trunc<mode><VEC_int>2): Ditto.
10668 (fixuns_trunc<mode><VEC_int>2): Ditto.
10670 (vec_set<mode>): Ditto.
10671 (vec_extract<mode>): Ditto.
10672 (vec_interleave_highv4sf): Ditto.
10673 (vec_interleave_lowv4sf): Ditto.
10674 (vec_realign_load_<mode>): Ditto.
10675 (vec_shl_<mode>): Ditto.
10676 (vec_shr_<mode>): Ditto.
10677 (div<mode>3): New patterns for VSX.
10678 (vec_interleave_highv2df): Ditto.
10679 (vec_interleave_lowv2df): Ditto.
10680 (vec_pack_trunc_v2df): Ditto.
10681 (vec_pack_sfix_trunc_v2df): Ditto.
10682 (vec_pack_ufix_trunc_v2df): Ditto.
10683 (vec_unpacks_hi_v4sf): Ditto.
10684 (vec_unpacks_lo_v4sf): Ditto.
10685 (vec_unpacks_float_hi_v4si): Ditto.
10686 (vec_unpacks_float_lo_v4si): Ditto.
10687 (vec_unpacku_float_hi_v4si): Ditto.
10688 (vec_unpacku_float_lo_v4si): Ditto.
10689 (movmisalign<mode>): Ditto.
10690 (vector_ceil<mode>2): New patterns for vectorizing math library.
10691 (vector_floor<mode>2): Ditto.
10692 (vector_btrunc<mode>2): Ditto.
10693 (vector_copysign<mode>3): Ditto.
10695 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10696 predicate for setting the high bit in each word, used for copysign.
10698 * config/rs6000/ppc-asm.h (f19): Whitespace.
10699 (f32-f63): Define if VSX.
10700 (v0-v31): Define if Altivec.
10701 (vs0-vs63): Define if VSX.
10703 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10705 * config/rs6000/power7.md: New file, provide tuning parameters for
10708 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10709 (rs6000_cpu_cpp_builtins): Ditto.
10710 (altivec_overloaded_builtins): Ditto.
10711 (altivec_resolve_overloaded_builtin): Ditto.
10713 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10714 debug switch to disable vectorizing simple math builtin
10717 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10718 Vectorize simple math builtin functions.
10719 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10720 hook to vectorize math builtins.
10721 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10722 (rs6000_builtin_conversion): Add VSX/power7 support.
10723 (rs6000_builtin_vec_perm): Ditto.
10724 (vsplits_constant): Add support for loading up a vector constant
10725 with just the high bit set in each part.
10726 (rs6000_expand_vector_init): Add VSX/power7 support.
10727 (rs6000_expand_vector_set): Ditto.
10728 (rs6000_expand_vector_extract): Ditto.
10729 (rs6000_emit_move): Ditto.
10730 (bdesc_3arg): Ditto.
10731 (bdesc_2arg): Ditto.
10732 (bdesc_1arg): Ditto.
10733 (rs6000_expand_ternop_builtin): Ditto.
10734 (altivec_expand_builtin): Ditto.
10735 (rs6000_expand_unop_builtin): Ditto.
10736 (rs6000_init_builtins): Ditto.
10737 (altivec_init_builtins): Ditto.
10738 (builtin_function_type): Ditto.
10739 (rs6000_common_init_builtins): Ditto.
10740 (rs6000_handle_altivec_attribute); Ditto.
10741 (rs6000_mangle_type): Ditto.
10742 (rs6000_vector_mode_supported_p): Ditto.
10743 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10744 are mode dependent.
10746 * config/rs6000/vsx.md: New file for VSX support.
10748 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10749 identifing values with just the most significant bit set.
10750 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10751 vectorized builtins.
10753 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10754 (UNSPEC_VRFIM): Delete.
10755 (splitter for loading up vector with most significant bit): New
10756 splitter for vectorizing copysign.
10757 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10758 vectorizing simple math functions.
10759 (altivec_vrfip): Add support for vectorizing simple math functions.
10760 (altivec_vrfim): Ditto.
10761 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10763 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10764 (power7.md, vsx.md): Include for power7 support.
10765 (copysigndf3): Use VSX instructions if -mvsx.
10766 (negdf2_fpr): Ditto.
10767 (absdf2_fpr): Ditto.
10768 (nabsdf2_fpr): Ditto.
10769 (adddf3_fpr): Ditto.
10770 (subdf3_fpr): Ditto.
10771 (muldf3_fpr): Ditto.
10772 (divdf3_fpr): Ditto.
10773 (fix_truncdfdi2_fpr): Ditto.
10774 (cmpdf_internal1): Ditto.
10775 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10776 (btruncdf2, btruncdf2_fpr): Ditto.
10777 (ceildf2, ceildf2_fpr): Ditto.
10778 (floordf2, floordf2_fpr): Ditto.
10779 (floatdidf2, floatdidf2_fpr): Ditto.
10780 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10781 (fmsubdf4_fpr): Ditto.
10782 (fnmadddf4_fpr_1): Ditto.
10783 (fnmadddf4_fpr_2): Ditto.
10784 (fnmsubdf4_fpr_1): Ditto.
10785 (fnmsubdf4_fpr_2): Ditto.
10786 (fixuns_truncdfdi2): Add expander for VSX support.
10787 (fix_truncdfdi2): Ditto.
10788 (fix_truncdfsi2): Ditto.
10789 (ftruncdf2): Ditto.
10790 (btruncsf2): Whitespace.
10791 (movdf_hardfloat32): Add support for VSX registers.
10792 (movdf_softfloat32): Ditto.
10793 (movdf_hardfloat64): Ditto.
10794 (movdf_hardfloat64_mfpgpr): Ditto.
10795 (movdf_softfloat64): Ditto.
10796 (movti splitters): Add check for vector registers supporting
10797 TImode in the future.
10798 (bpermd): Add power7 bpermd instruction.
10800 * config/rs6000/altivec.h (vec_div): Define if VSX.
10803 (vec_nmadd): Ditto.
10804 (vec_nearbyint): Ditto.
10807 (all predicates): Use the generic builtin function, and not the V4SF
10808 specific function so that the predicates will work with VSX's V2DF.
10809 (vec_all_*): Ditto.
10810 (vec_any_*): Ditto.
10812 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10813 Document new VSX functions and types.
10815 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10818 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10819 "wa", and "j" constraints. Modify "v" to talk about Altivec
10820 instead of just vector.
10822 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10825 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10826 location for phi arguments.
10827 (rewrite_update_phi_arguments): Find locations for reaching defs.
10828 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10829 Add location to add_phi_arg calls.
10830 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10831 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10832 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10833 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10834 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10835 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10836 * tree-phinodes.c (make_phi_node): Initialize location.
10837 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10838 (add_phi_arg): Add location parameter.
10839 (remove_phi_arg_num): Move location when moving phi argument.
10840 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10842 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10843 slpeel_update_phi_nodes_for_guard1,
10844 slpeel_update_phi_nodes_for_guard2,
10845 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
10846 vect_loop_versioning): Set locations.
10847 * tree-parloops.c (create_phi_for_local_result,
10848 transform_to_exit_first_loop, create_parallel_loop): Add locations.
10849 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
10850 * tree-vect-loop.c (get_initial_def_for_induction,
10851 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
10853 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
10854 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
10855 (gimple_phi_arg_set_location): New. Set locus.
10856 (gimple_phi_arg_has_location): New. Check for locus.
10857 (redirect_edge_var_map_location): New. Return locus from var_map.
10858 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
10859 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
10860 combining PHI arguments.
10861 (cond_store_replacement): Set location.
10862 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
10863 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
10864 scop_add_exit_phis_edge): Add locations.
10865 * tree-cfgcleanup.c (remove_forwarder_block,
10866 remove_forwarder_block_with_phi): Add locations.
10867 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10868 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10870 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10871 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10872 flush_pending_stmts): Add source location.
10873 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10874 stack to preserve locations.
10875 * tree-vect-stmts.c (vectorizable_load): Add location.
10876 * tree-inline.c (copy_phis_for_bb): Copy locus.
10877 (setup_one_parameter): Add call locus to inlined parameter stmts.
10878 (initialize_inlined_parameters): Pass in call location as parameter
10880 (tree_function_versioning): Pass location to setup_one_parameter.
10881 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10882 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10883 copy and edge lists.
10884 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10885 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10886 locus parameter and override the stmt default if provided.
10887 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10888 elim_graph_add_edge, elim_graph_remove_succ_edge,
10889 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10890 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10891 eliminate_phi): Add locus info in elimination graph for each edge and
10893 (insert_backedge_copies): Copy locus if present.
10894 * tree-flow.h (struct _edge_var_map): Add locus field.
10895 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10896 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10897 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10899 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10901 2009-07-30 Martin Jambor <mjambor@suse.cz>
10903 PR tree-optimization/40570
10904 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10905 use inlining loops.
10907 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10909 * ssa-loop-manip.c: Include langhooks.h.
10910 (rewrite_phi_with_iv): New.
10911 (rewrite_all_phi_nodes_with_iv): New.
10912 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10913 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10914 * tree-parloops.c (loop_parallel_p): Move out all conditions
10915 except dependency check.
10916 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10917 (gen_parallel_loop): Call canonicalize_loop_ivs without
10918 reduction_list argument.
10919 (build_new_reduction): New.
10920 (gather_scalar_reductions): New.
10921 (try_get_loop_niter): New.
10922 (try_create_reduction_list): New.
10923 (parallleize_loops): Change the parallel conditions check.
10924 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10925 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10927 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10929 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10931 * doc/options.texi (Option properties): Mention new quoting syntax.
10933 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10935 * config/alpha/alpha.c (alpha_start_function):
10936 Handle VMS_DEBUG_MAIN_POINTER
10937 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10938 * doc/invoke.texi: Document -mdebug-main switch.
10940 2009-07-29 Richard Henderson <rth@redhat.com>
10942 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10943 (cgraph_create_edge_including_clones): Likewise.
10944 * tree-inline.c (copy_bb): Operate on the correct edges
10945 when updating the callgraph.
10947 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10949 * config/alpha/vms-cc.c: Deleted.
10950 * config/alpha/vms-ld.c: Deleted.
10951 * config/alpha/t-vms64: Moved to config/vms
10952 * config/alpha/vms-crt0-64.c: Moved to config/vms
10953 * config/alpha/vms-crt0.c: Moved to config/vms
10954 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10955 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10956 * config/alpha/xm-vms.h: Moved to config/vms
10957 * config/alpha/x-vms: Moved to config/vms
10958 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10960 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10961 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10963 * config/vms/t-vms64: Moved here from config/alpha
10964 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10965 (argc,argv,envp): Enforce 32bit malloc'ing.
10966 * config/vms/vms-psxcrt0-64.c: Likewise.
10967 * config/vms/vms-crt0.c: Moved here from config/alpha.
10968 * config/vms/vms-psxcrt0.c: Likewise.
10969 * config/vms/vms-crtl-64.h: New file.
10970 * config/vms/vms-crtl.h: New file.
10971 * config/vms/vms.opt: New file.
10972 * config/vms/xm-vms64.h: New file.
10973 * config/vms/xm-vms.h: Moved here from config/alpha.
10974 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10976 * config/vms/x-vms: Moved here from config/alpha.
10977 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10978 (vms-ld.o, vms-cc.o): Removed.
10979 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10981 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10983 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10984 correct stack (obvious VMS fix).
10986 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10988 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10989 date, version info if VMS_DEBUGGING_INFO defined.
10990 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10991 size, date calculating code moved here.
10993 2009-07-29 Paul Brook <paul@codesourcery.com>
10995 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10998 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11001 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11002 to DImode when generating insq_le insn.
11004 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11006 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11007 New macro set for VMS_DEBUGGGING_INFO.
11008 (AT_string_form): Use it.
11010 2009-07-28 DJ Delorie <dj@redhat.com>
11012 * config/mep/mep.c (vtext_section): New.
11013 (vftext_section): New.
11014 (ftext_section): New.
11015 (mep_select_section): Add support for functions.
11016 (mep_unique_section): Likewise.
11017 (mep_asm_init_sections): Likewise.
11018 (mep_encode_section_info): Remove it from here.
11020 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11022 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11024 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11025 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11027 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11029 * dwarf2out.c (output_file_names): Test new macro
11030 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11031 (add_comp_dir_attribute): Likewise.
11033 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11035 * config/i386/mingw-w64.h (LINK_SPEC): Add
11036 separating space between commands.
11038 2009-07-28 Jan Hubicka <jh@suse.cz>
11040 PR tree-optimization/40759
11041 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11044 2009-07-27 DJ Delorie <dj@redhat.com>
11046 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11047 types are dword-aligned.
11048 (mep_expand_va_start): Likewise.
11050 2009-07-27 Olivier Hainque <hainque@adacore.com>
11051 Douglas B Rupp <rupp@gnat.com>
11053 * convert.c (convert_to_pointer): Don't assume the target
11054 pointer type is POINTER_SIZE long. Fetch its precision instead.
11056 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11058 * system.h (fopen): Undefine if macro.
11060 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11062 * dwarf2out.c (output_cfi_p): Removed.
11063 (output_cfis): New function.
11064 (output_fde): New function, split from output_call_frame_info.
11065 (output_call_frame_info): Use it.
11066 (dwarf2out_switch_text_section): Use output_cfis.
11068 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11070 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11071 TARGET_BI_ARCH is specified without enabling SJLJ.
11072 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11073 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11075 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11077 * arm.md (negdi2): Use DImode if forcing a value into a register.
11079 2009-07-26 Ira Rosen <irar@il.ibm.com>
11081 PR tree-optimization/40801
11082 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11083 of vector operand from the previous copy of vector statement.
11084 Pass the correct definition type value to
11085 vect_get_vec_def_for_stmt_copy().
11087 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11089 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11090 const char ** conversion.
11092 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11094 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11095 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11096 (gcc_unreachable): Invoke __builtin_unreachable() if
11097 !ENABLE_ASSERT_CHECKING.
11099 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11101 PR rtl-optimization/40445
11102 * emit-rtl.c (next_nonnote_insn_bb): New function.
11103 * rtl.h (next_nonnote_insn_bb): Declare new function.
11104 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11105 with no successors that is the successor of the ENTRY_BLOCK.
11106 Continue from the top after removing an empty fallthrough block.
11107 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11108 of next_nonnote_insn.
11110 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11112 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11114 2009-07-25 Martin Jambor <mjambor@suse.cz>
11116 * c-common.c (c_common_attribute_table): New element for noclone.
11117 (handle_noclone_attribute): New function. Forward-declare.
11118 * tree-inline.c (tree_versionable_function_p): Check for noclone
11120 * doc/extend.texi (Labels as Values): Document need for noclone.
11121 (Function Attributes): Document noclone attribute.
11123 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11125 PR rtl-optimization/34999
11126 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11127 and dw_fde_switched_cold_to_hot fields.
11128 (output_cfi_p): New function.
11129 (output_call_frame_info): If fde->dw_fde_switched_sections,
11130 output 2 FDEs instead of one with corrupted header.
11131 (dwarf2out_do_cfi_startproc): New function.
11132 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11133 and fde->dw_fde_switched_cold_to_hot.
11134 (dwarf2out_switch_text_section): Compute
11135 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11136 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11137 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11138 Otherwise, compute fde->dw_fde_switch_cfi.
11140 2009-07-24 Cary Coutant <ccoutant@google.com>
11142 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11144 2009-07-24 Cary Coutant <ccoutant@google.com>
11146 * cfghooks.c (split_block): Copy discriminator to new block.
11147 * tree-cfg.c (assign_discriminator): Check location of last
11148 instruction in block as well as first.
11150 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11152 * config/i386/linux.c: Use fputs or putc instead of fprintf
11154 * config/i386/gas.h: Ditto.
11155 * config/i386/x86-64.h: Ditto.
11156 * config/i386/att.h: Ditto.
11158 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11160 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11163 2009-07-24 Martin Jambor <mjambor@suse.cz>
11165 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11166 (ipa_push_func_to_list_1): Declare.
11167 (ipa_push_func_to_list): New function.
11169 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11170 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11171 (ipa_push_func_to_list): Removed.
11172 (ipa_pop_func_from_list): Clear node_enqueued flag.
11174 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11176 * config/s390/s390.c (override_options): Default
11177 max-unrolled-insns to 100 for z10 tuning.
11179 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11181 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11182 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11183 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11184 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11185 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11186 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11187 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11189 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11191 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11192 use default set in mingw32.h header.
11193 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11194 64-bit /mingw/include path.
11195 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11198 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11200 PR rtl-optimization/40209
11201 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11203 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11205 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11206 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11207 with the rest of string where appropriate. Use fputs or putc
11208 instead of fprintf where appropriate.
11210 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11211 Pat Haugen <pthaugen@us.ibm.com>
11212 Revital Eres <ERES@il.ibm.com>
11214 * config/rs6000/vector.md: New file. Move most of the vector
11215 expander support here from altivec.md to allow for the VSX vector
11216 unit in the future. Add support for secondary_reload patterns.
11217 Rewrite the patterns for vector comparison, and vector comparison
11218 predicate instructions so that the RTL expresses the desired
11219 behavior, instead of using unspec.
11221 * config/rs6000/constraints.md ("f" constraint): Use
11222 rs6000_constraints to hold the precalculated register class.
11223 ("d" constraint): Ditto.
11224 ("wd" constraint): New constraint for VSX.
11225 ("wf" constraint): Ditto.
11226 ("ws" constraint): Ditto.
11227 ("wa" constraint): Ditto.
11228 ("wZ" constraint): Ditto.
11229 ("j" constraint): Ditto.
11231 * config/rs6000/predicates.md (vsx_register_operand): New
11233 (vfloat_operand): New predicate for vector.md.
11234 (vint_operand): Ditto.
11235 (vlogical_operand): Ditto.
11236 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11237 (easy_vector_constant): Add VSX support.
11238 (altivec_indexed_or_indirect_operand): New predicate for
11239 recognizing Altivec style memory references with AND -16.
11241 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11242 for vector secondary reload support.
11243 (rs6000_vector_reg_class): Delete, replacing it with
11244 rs6000_constraints.
11245 (rs6000_vsx_reg_class): Ditto.
11246 (rs6000_constraints): New array to hold the register classes of
11247 each of the register constraints that can vary at runtime.
11248 (builtin_mode_to_type): New static array for builtin function type
11250 (builtin_hash_table): New static hash table for builtin function
11252 (TARGET_SECONDARY_RELOAD): Define target hook.
11253 (TARGET_IRA_COVER_CLASSES): Ditto.
11254 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11255 registers are 128 bits if VSX memory reference instructions are used.
11256 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11257 unit is being used.
11258 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11259 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11260 Print several of the scheduling related parameters.
11261 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11262 rs6000_constraints instead of rs6000_vector_reg_class. Move
11263 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11264 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11265 Altivec. Add VSX support. Setup for secondary reload support on
11266 Altivec/VSX registers.
11267 (rs6000_override_options): Make power7 set the scheduling groups
11268 like the power5. Add support for new debug switches to override
11269 the scheduling defaults. Temporarily disable -mcpu=power7 from
11270 setting -mvsx. Add support for debug switches -malways-hint,
11271 -msched-groups, and -malign-branch-targets.
11272 (rs6000_buitlin_conversion): Add support for returning unsigned
11273 vector conversion functions to fix regressions due to stricter
11275 (rs6000_builtin_mul_widen_even): Ditto.
11276 (rs6000_builtin_mul_widen_odd): Ditto.
11277 (rs6000_builtin_vec_perm): Ditto.
11278 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11279 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11280 to zero a register.
11281 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11282 generated upstream.
11283 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11284 VSX types for bit operations. Changes to accomidate vector.md.
11285 (bdesc_2arg): Ditto.
11286 (bdesc_1arg): Ditto.
11287 (struct builtin_description_predicates): Rewrite predicate
11288 handling so that RTL describes the operation, instead of passing
11289 the instruction to be used as a string argument.
11290 (bdesc_altivec_preds): Ditto.
11291 (altivec_expand_predicate_builtin): Ditto.
11292 (altivec_expand_builtin): Ditto.
11293 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11294 statement for vsldoi support.
11295 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11296 (altivec_expand_st_builtin): Ditto.
11297 (paired_expand_builtin): Whitespace changes.
11298 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11299 builtin_mode_to_type table for secondary reload. Call
11300 builtin_function_type to build random builtin functions.
11301 (altivec_init_builtins): Change to use builtin_function_type to
11302 create builtin function types dynamically as we need them.
11303 (builtin_hash_function): New support for hashing the tree types
11304 for builtin function as we need it, rather than trying to build
11305 all of the trees that we need. Add initial preliminary VSX support.
11306 (builtin_function_type): Ditto.
11307 (builtin_function_eq): Ditto.
11308 (builtin_hash_struct): Ditto.
11309 (rs6000_init_builtins): Ditto.
11310 (rs6000_common_init_builtins): Ditto.
11311 (altivec_init_builtins): Ditto.
11312 (rs6000_common_init_builtins): Ditto.
11313 (enum reload_reg_type): New enum for simplifing reg classes.
11314 (rs6000_reload_register_type): Simplify register classes into GPR,
11315 Vector, and other registers. Altivec and VSX addresses in reload.
11316 (rs6000_secondary_reload_inner): Ditto.
11317 (rs6000_ira_cover_classes): New target hook, that returns the
11318 appropriate cover classes, based on -mvsx being used or not.
11319 (rs6000_secondary_reload_class): Add VSX support.
11320 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11321 (get_vsel_insn): Ditto.
11322 (rs6000_emit_vector_compare): Rewrite vector conditional support
11323 so that where we can, we use RTL operators, instead of blindly use
11325 (rs6000_emit_vector_select): Ditto.
11326 (rs6000_emit_vector_cond_expr): Ditto.
11327 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11328 (create_TOC_reference): Add -mdebug=addr support.
11329 (emit_frame_save): VSX loads/stores need register indexed addressing.
11331 * config/rs6000/rs6000.md: Include vector.md.
11333 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11335 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11336 support for V2DI, V2DF in logical, permute, select operations.
11338 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11339 switch for vsx/power7.
11340 (-mvsx-scalar-memory): Ditto.
11341 (-mvsx-align-128): Ditto.
11342 (-mallow-movmisalign): Ditto.
11343 (-mallow-df-permute): Ditto.
11344 (-msched-groups): Ditto.
11345 (-malways-hint): Ditto.
11346 (-malign-branch-targets): Ditto.
11348 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11350 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11351 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11352 (rs6000_vector_reg_class): Delete.
11353 (rs6000_vsx_reg_class): Ditto.
11354 (enum rs6000_reg_class_enum): New enum for the constraints that
11355 vary based on target switches.
11356 (rs6000_constraints): New array to hold the register class for all
11357 of the register constraints that vary based on the switches used.
11358 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11359 (enum rs6000_builtins): Add unsigned varients for the builtin
11360 declarations returned by target hooks for expanding multiplies,
11361 select, and permute operations. Add VSX builtins.
11362 (enum rs6000_builtin_type_index): Add entries for VSX.
11363 (V2DI_type_node): Ditto.
11364 (V2DF_type_node): Ditto.
11365 (unsigned_V2DI_type_node): Ditto.
11366 (bool_long_type_node): Ditto.
11367 (intDI_type_internal_node): Ditto.
11368 (uintDI_type_internal_node): Ditto.
11369 (double_type_internal_node): Ditto.
11371 * config/rs6000/altivec.md (whole file): Move all expanders to
11372 vector.md from altivec.md. Rename insn matching functions to be
11374 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11375 (altivec_vcmp*): Ditto.
11376 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11377 (VM): New iterator for moves that includes the VSX types.
11378 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11379 (altivec_vperm_<mode>_uns): New, for unsigned types.
11380 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11381 (altivec_eq<mode>): Ditto.
11382 (altivec_gt<mode>): Ditto.
11383 (altivec_gtu<mode>): Ditto.
11384 (altivec_eqv4sf): Ditto.
11385 (altivec_gev4sf): Ditto.
11386 (altivec_gtv4sf): Ditto.
11387 (altivec_vcmpbfp_p): Ditto.
11389 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11391 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11394 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11397 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11398 ASM_SHORT instead of .word.
11399 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11400 instead of .word in asm template.
11402 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11405 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11406 (process_bb_node_lives): Use it.
11408 * ira.c (setup_cover_and_important_classes): Don't setup
11409 ira_important_class_nums. Add cover classes to the end of
11411 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11413 (find_reg_class_closure): Use reorder_important_classes.
11415 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11417 * config/i386/i386.c (i386_ira_cover_classes): New function.
11418 (TARGET_IRA_COVER_CLASSES): Redefine.
11420 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11421 importance of order of cover classes in the array.
11423 2009-07-22 Diego Novillo <dnovillo@google.com>
11425 * tree-pass.h (TDF_EH): Define.
11426 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11427 contains TDF_EH, print the EH region number holding GS.
11428 * tree-dump.c (dump_options): Add "eh".
11429 * doc/invoke.texi: Document it.
11431 2009-07-22 Doug Kwan <dougkwan@google.com>
11433 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11435 2009-07-22 Michael Matz <matz@suse.de>
11437 PR tree-optimization/35229
11438 PR tree-optimization/39300
11440 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11441 (inhibit_phi_insertion): New function.
11442 (insert_into_preds_of_block): Call it for REFERENCEs.
11443 (init_pre): Initialize and finalize scalar evolutions.
11444 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11446 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11448 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11449 Use CONST_VECTOR_NUNITS to determine number of elements.
11451 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11453 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11454 (U, W): Constraints are now deprecated and will be removed if we
11455 run out of letters.
11456 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11458 ("prefetch"): Add the stcmh instruction for prefetching.
11459 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11461 (s390_short_displacement): Return always true if compiling for
11462 machines not providing the long displacement facility.
11463 (s390_mem_constraint): Support the new constraint letter Z.
11464 (s390_check_qrst_address): New function.
11466 2009-07-21 DJ Delorie <dj@redhat.com>
11468 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11471 2009-07-21 Jason Merrill <jason@redhat.com>
11473 * c-common.c (max_tinst_depth): Increase default to 1024.
11475 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11477 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11478 (vec_unpacku_float_lo_v4si): Ditto.
11480 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11483 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11484 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11485 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11486 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11488 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11490 PR tree-optimization/40813
11491 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11494 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11496 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11497 with a NOP_EXPR if needed.
11499 2009-07-21 Paul Brook <paul@codesourcery.com>
11501 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11502 Terminate debug dump with newline.
11504 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11506 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11507 Cast "1" to unsigned HOST_WIDE_INT.
11508 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11509 deposit length to the maximum length - lsb. Extend length if
11510 HOST_BITS_PER_WIDE_INT is 32.
11512 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11514 * cgraph.h (constant_pool_htab): New function.
11515 (constant_descriptor_tree): Move from varasm.c.
11516 * varasm.c (constant_pool_htab): New function.
11517 (constant_descriptor_tree): Move to cgraph.h.
11519 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11521 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11523 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11525 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11528 2009-07-20 Xinliang David Li <davidxl@google.com>
11530 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11532 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11534 * config/mips/mips.md (move_type): Add arith.
11535 (type): Handle arith.
11536 (zero_extendsidi2): Rename this into ...
11537 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11538 (zero_extendsidi2): New expander.
11539 (*zero_extendsidi2_dext): New pattern.
11541 2009-07-20 Nick Clifton <nickc@redhat.com>
11543 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11544 to set MIPS_ABI_DEFAULT.
11545 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11547 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11549 * tree-object-size.c (addr_object_size): Handle unions with
11550 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11552 PR tree-optimization/40792
11553 * tree.c (build_function_type_skip_args): Remove bogus assert.
11555 2009-07-20 Jan Hubicka <jh@suse.cz>
11556 Martin Jambor <mjambor@suse.cz>
11558 * cgraph.h (combined_args_to_skip): New field.
11559 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11560 combined_args_to_skip and args_to_skip.
11561 * tree-inline.c (update_clone_info): New function.
11562 (tree_function_versioning): Call update_clone_info.
11563 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11565 (cgraph_materialize_all_clones): More extensive dumping, working
11566 with combined_args_to_skip rather than args_to_skip.
11568 2009-07-20 Ira Rosen <irar@il.ibm.com>
11570 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11571 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11572 (get_initial_def_for_reduction): Likewise.
11573 (vectorizable_reduction): Skip the check of first operand in case
11574 of COND_EXPR. Add check that it is outer loop vectorization if
11575 nested cycle was detected. Call vectorizable_condition() for
11576 COND_EXPR. If reduction epilogue cannot be created do not fail for
11577 nested cycles (if it is not double reduction). Assert that there
11578 is only one type in the loop in case of COND_EXPR. Call
11579 vectorizable_condition() to vectorize COND_EXPR.
11580 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11581 Add parameters. Allow nested cycles if called from
11582 vectorizable_reduction(). Use reduction vector variable if provided.
11583 (vect_analyze_stmt): Call vectorizable_reduction() before
11584 vectorizable_condition().
11585 (vect_transform_stmt): Update call to vectorizable_condition().
11587 2009-07-20 Christian Bruel <christian.bruel@st.com>
11589 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11590 * doc/invoke.texi (-mfmovd): Likewise.
11591 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11593 2009-07-20 Jan Hubicka <jh@suse.cz>
11595 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11596 when handling SSA name.
11598 2009-07-19 Jan Hubicka <jh@suse.cz>
11600 PR tree-optimization/40676
11601 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11602 virtual PHIs in empty BBs.
11604 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11606 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11607 re-expanded the compound use gen_lowpart instead to convert to the
11610 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11612 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11613 OUTER_CONST arguments.
11614 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11615 the new wider mode will be masked off.
11616 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11618 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11620 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11621 high-order bits are zero.
11623 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11625 * combine.c (simplify_shift_const_1): Split code to determine
11626 shift_mode into ...
11627 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11628 new bits shifted in are identical to the old sign bit.
11630 2009-07-18 Richard Guenther <rguenther@suse.de>
11633 * gimplify.c (gimplify_call_expr): Reject code using results from
11634 functions returning void.
11636 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11638 * doc/md.texi: Document the new PowerPC "es" constraint.
11639 Document that "m" can include automodified addresses on this target,
11640 and explain how %U must be used. Extend the "Q" and "Z" documentation
11641 to suggest "es" as well as "m".
11642 * config/rs6000/constraints.md (es): New memory constraint.
11643 (Q, Z): Update strings to match new documentation.
11645 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11647 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11648 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11649 * config/rs6000/predicates.md (volatile_mem_operand): Use
11650 offsettable_nonstrict_memref_p.
11651 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11652 (*floatunssidf2_internal): Likewise.
11653 (*fix_truncdfsi2_internal): Likewise.
11654 (*fix_trunctfsi2_internal): Likewise.
11656 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11658 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11659 atmega32u2 devices.
11660 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11662 2009-07-17 Richard Guenther <rguenther@suse.de>
11665 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11666 (pass_warn_unused_result): Likewise.
11667 (TODO_set_props): Remove.
11668 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11670 (pass_diagnose_omp_blocks): Define.
11671 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11672 (c_gimple_diagnostics_recursively): Remove.
11673 (finish_function): Do not call it.
11674 (c_write_global_declarations): Continue after errors.
11675 Finalize the CU here.
11676 * c-gimplify.c (c_genericize): Do not gimplify here.
11677 * c-common.c (c_warn_unused_result): Move ...
11678 * tree-cfg.c (do_warn_unused_result): ... here.
11679 (run_warn_unused_result): New function.
11680 (gate_warn_unused_result): New function.
11681 (pass_warn_unused_result): New pass.
11682 * c-common.h (c_warn_unused_result): Remove.
11683 * flags.h (flag_warn_unused_result): Declare.
11684 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11685 * opts.c (flag_warn_unused_result): Initialize to false.
11686 * toplev.c (compile_file): Add comment.
11687 * omp-low.c (create_omp_child_function): Do not register
11688 the function with the frontend.
11689 (diagnose_omp_structured_block_errors): Prepare to be
11690 called as optimization pass.
11691 (gate_diagnose_omp_blocks): New function.
11692 (pass_diagnose_omp_blocks): New pass.
11693 * cgraph.h (cgraph_optimize): Remove.
11694 (cgraph_analyze_function): Likewise.
11695 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11696 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11697 before their parents here.
11698 (cgraph_finalize_function): Not here.
11699 (cgraph_analyze_function): Gimplify functions here.
11700 (cgraph_finalize_compilation_unit): Continue after errors.
11701 Optimize the callgraph from here.
11702 (cgraph_optimize): Make static.
11703 * langhooks.c (write_global_declarations): Finalize the CU.
11704 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11705 (gimplify_function_tree): Assert we gimplify only once.
11706 Set PROP_gimple_any property.
11707 * tree-nested.c (gimplify_all_functions): New function.
11708 (lower_nested_functions): Gimplify all nested functions.
11709 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11710 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11711 and pass_diagnose_omp_blocks after gimplification. Do not
11712 set TODO_set_props on all_lowering_passes.
11713 (execute_one_pass): Do not handle TODO_set_props.
11714 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11715 (gimplify.o): Add tree-pass.h dependency.
11716 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11717 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11718 (unsave_r): Likewise.
11719 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11720 temporary variable.
11722 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11724 * doc/service.texi (Service): Restore previously removed link,
11725 which isn't broken after all.
11727 2009-07-17 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/40321
11730 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11731 PHI nodes to the maximal set.
11732 (make_values_for_phi): Add PHI arguments to the maximal set.
11733 (execute_pre): Dump PHI_GEN and the maximal set.
11735 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11738 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11741 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11743 * doc/extend.texi (Nested Functions): Replace broken link with
11745 * doc/service.texi (Service): Remove broken link.
11747 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11750 * builtins.c (expand_builtin_memcmp): Use loc instead of
11751 EXPR_LOCATION (exp).
11752 (expand_builtin_strncmp): Likewise.
11754 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11755 Manuel López-Ibáñez <manu@gcc.gnu.org>
11758 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11759 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11760 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11761 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11762 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11763 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11764 tree-inline.c, c-common.c, c-common.h, gimple.c,
11765 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11766 convert.c: Add location argument to fold_{unary,binary,ternary},
11767 fold_build[123], build_call_expr, build_size_arg,
11768 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11769 fold_build1_initializer, fold_build2_initializer,
11770 fold_build3_initializer, fold_build_call_array,
11771 fold_build_call_array_initializer, fold_single_bit_test,
11772 omit_one_operand, omit_two_operands, invert_truthvalue,
11773 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11774 combine_comparisons, fold_builtin_*, fold_call_expr,
11775 build_range_check, maybe_fold_offset_to_address, round_up,
11778 2009-07-16 Jason Merrill <jason@redhat.com>
11781 * c-common.c (c_common_reswords): Add __is_standard_layout
11783 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11784 * doc/implement-cxx.texi: New.
11785 * doc/gcc.texi: Include it.
11787 2009-07-16 DJ Delorie <dj@redhat.com>
11789 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11790 compares that may be indirectly affected by previous instructions.
11792 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11794 * builtins.c (do_mpc_arg2): New.
11795 (fold_builtin_2): Fold builtin cpow.
11796 * real.h (HAVE_mpc_pow): New.
11798 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11800 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11801 comparison to skip unprofitable schedule
11803 2009-07-16 Simon Baldwin <simonb@google.com>
11805 * gcc.c (option_map): New flag -no-canonical-prefixes.
11806 * (display_help): Print help text for new flag.
11807 * (process_command): Move options translation and language specifics
11808 and handle new flag early. Use it to set a function pointer to a
11809 prefix builder. Replace make_relative_prefix calls with calls to
11810 the function pointed to. Ignore new flag in regular options handling.
11811 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11813 2009-07-15 DJ Delorie <dj@redhat.com>
11815 * config/mep/mep.md (sibcall_internal): Change register to avoid
11816 argument registers.
11817 (sibcall_value_internal): Likewise.
11819 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11821 PR rtl-optimization/40710
11822 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11824 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11826 * config/mips/mips.md (*extenddi_truncate<mode>,
11827 *extendsi_truncate<mode>): Change type attribute to move_type
11828 with shift_shift. Split out code handling exts from here ...
11829 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11831 (*extendhi_truncateqi): Change type attribute to move_type with
11832 shift_shift. Split out code handling exts from here ...
11833 (*extendhi_truncateqi_exts): ... to this new pattern.
11835 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11837 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11838 instead of "and" with inverted sign bit mask value. Use
11839 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11840 Allocate registers only for operand 4 and operand 5.
11842 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11844 PR middle-end/40747
11845 * fold-const.c (fold_cond_expr_with_comparison): When folding
11846 < and <= to MIN, make sure the MIN uses the same type as the
11847 comparison's operands.
11849 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
11851 * arm.md (ior_xor): New code iterator.
11852 (split for ior/xor with shift and zero-extend): New split pattern.
11853 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
11855 2009-07-15 Richard Guenther <rguenther@suse.de>
11857 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
11860 2009-07-15 Richard Guenther <rguenther@suse.de>
11862 PR middle-end/40753
11863 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
11865 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11867 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11868 handle 2.6.30 kernel.
11870 2009-07-15 DJ Delorie <dj@redhat.com>
11872 * config/mep/mep.md (sibcall_internal): Change register to allow
11873 for 24-bit addresses.
11874 (sibcall_value_internal): Likewise.
11876 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11878 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11879 that are enabled/disabled by the flags introduced by a previous patch.
11881 2009-07-14 DJ Delorie <dj@redhat.com>
11883 * config/mep/mep.md (sibcall_internal): Include non-toggling
11885 (sibcall_value_internal): Likewise.
11887 2009-07-14 Taras Glek <tglek@mozilla.com>
11888 Rafael Espindola <espindola@google.com>
11890 * doc/sourcebuild.texi: Document install-plugin target.
11891 * configure.ac: Added install-plugin target to language makefiles.
11892 * configure: Regenerate.
11893 * Makefile.in (install-plugin): Install more headers,
11894 depend on lang.install-plugin.
11896 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11898 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11901 2009-07-14 DJ Delorie <dj@redhat.com>
11903 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11904 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11905 * config/mep/mep.md (sibcall_internal): Change test from
11906 mep_vliw_mode_match to mep_vliw_jmp_match.
11907 (sibcall_value_internal): Likewise.
11909 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11911 * config/i386/sse.md (copysign<mode>3): New expander.
11912 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11913 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11914 Use ix86_build_const_vector.
11915 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11916 IX86_BUILTIN_CPYSGNPD.
11917 (builtin_description): Add __builtin_ia32_copysignps and
11918 __builtin_ia32_copysignpd.
11919 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11920 and BUILT_IN_COPYSIGNF.
11922 2009-07-13 Jason Merrill <jason@redhat.com>
11924 * builtins.c (can_trust_pointer_alignment): New fn.
11925 (get_pointer_alignment): Factor it out from here.
11926 * tree.h: Declare it.
11928 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11930 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11933 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11937 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11939 2009-07-14 Richard Guenther <rguenther@suse.de>
11940 Andrey Belevantsev <abel@ispras.ru>
11942 PR middle-end/40745
11943 * cfgexpand.c (partition_stack_vars): Do not bother to update
11944 alias information when not optimizing.
11946 2009-07-14 Richard Guenther <rguenther@suse.de>
11947 Andrey Belevantsev <abel@ispras.ru>
11949 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11950 (pt_solution_set): Likewise.
11951 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11952 * tree-ssa-structalias.c (pt_solution_set): New function.
11953 * final.c (rest_of_clean_state): Free SSA data structures.
11954 * print-rtl.c (print_decl_name): Remove.
11955 (print_mem_expr): Implement in terms of print_generic_expr.
11956 * alias.c (ao_ref_from_mem): New function.
11957 (rtx_refs_may_alias_p): Likewise.
11958 (true_dependence): Query alias-export info.
11959 (canon_true_dependence): Likewise.
11960 (write_dependence_p): Likewise.
11961 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11963 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11964 (mem_expr_equal_p): Use operand_equal_p.
11965 (set_mem_attributes_minus_bitpos): Do not use
11966 component_ref_for_mem_expr.
11967 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11968 (update_alias_info_with_stack_vars): Likewise.
11969 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11970 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11971 explicitly nor clear stmt operands.
11972 Free the decl-to-pointer map.
11973 * tree-optimize.c (execute_free_datastructures): Do not free
11974 SSA data structures here.
11975 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11976 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11977 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11979 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11981 2009-07-13 DJ Delorie <dj@redhat.com>
11983 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11984 unrolling at the right iteration count.
11986 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11989 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11991 * haifa-sched.c (rank_for_schedule): Introduced flags to
11992 enable/disable individual scheduling heuristics.
11993 * common.opt: Introduced flags to enable/disable individual
11994 heuristics in the scheduler.
11995 * doc/invoke.texi: Introduced flags to enable/disable individual
11996 heuristics in the scheduler.
11998 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12000 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12001 config/i386/mingw-tls.c.
12002 * config/i386/mingw-tls.c: Removed.
12004 2009-07-13 Ira Rosen <irar@il.ibm.com>
12006 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12007 checks access only relevant statements.
12008 (vectorizable_reduction): Likewise.
12010 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12012 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12013 just for 32-bit case.
12015 2009-07-12 Jan Hubicka <jh@suse.cz>
12017 PR tree-optimization/40585
12018 * except.c (expand_resx_expr): When there already is resume
12019 instruction, produce linked list.
12020 (build_post_landing_pads): Assert that resume is empty.
12021 (connect_post_landing_pads): Handle resume lists.
12022 (dump_eh_tree): Dump resume list.
12024 2009-07-12 Ira Rosen <irar@il.ibm.com>
12026 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12027 with additional argument.
12028 * tree-vectorizer.h (enum vect_def_type): Add
12029 vect_double_reduction_def.
12030 (vect_is_simple_reduction): Add argument.
12031 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12033 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12034 vect_is_simple_reduction with additional argument.
12035 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12037 (reduction_code_for_scalar_code): Handle additional codes by
12038 returning ERROR_MARK for them. Fix comment and indentation.
12039 (vect_is_simple_reduction): Fix comment, add argument to specify
12040 double reduction. Detect double reduction.
12041 (get_initial_def_for_induction): Fix indentation.
12042 (get_initial_def_for_reduction): Fix comment and indentation.
12043 Handle double reduction. Create initial definitions that do not
12044 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12045 (vect_create_epilog_for_reduction): Fix comment, add argument to
12046 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12047 epilogue result extraction. Create double reduction phi node and
12048 replace relevant uses.
12049 (vectorizable_reduction): Call vect_is_simple_reduction with
12050 additional argument. Fix indentation. Update epilogue code treatment
12051 according to the changes in reduction_code_for_scalar_code. Check
12052 for double reduction. Call vect_create_epilog_for_reduction with
12053 additional argument.
12054 * tree-vect-stmts.c (process_use): Handle double reduction, update
12056 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12057 (vect_get_vec_def_for_operand): Likewise.
12059 2009-07-12 Danny Smith <dansmister@gmail.com>
12061 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12062 dllexport if !TREE_PUBLIC.
12063 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12065 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12067 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12068 (avr_extra_arch_macro) Remove declatation.
12069 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12070 (avr_extra_arch_macro) Declare as static.
12071 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12073 2009-07-11 Jan Hubicka <jh@suse.cz>
12075 PR middle-end/48388
12076 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12078 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12081 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12082 cold_in_std_section bits.
12083 (dwarf2out_begin_prologue): Initialize them.
12084 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12085 if already covered by text_section or cold_text_section range.
12087 PR rtl-optimization/40667
12088 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12089 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12090 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12091 * config/i386/i386.c (ix86_minimum_alignment): New function.
12092 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12093 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12094 * emit-rtl.c (gen_reg_rtx): Likewise.
12095 * function.c (assign_parms): Likewise. If nominal_type needs
12096 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12097 rather than passed_type's alignment.
12100 * function.c (assign_parm_setup_stack): Adjust
12101 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12102 from nominal_mode on big endian.
12104 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12106 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12108 2009-07-10 DJ Delorie <dj@redhat.com>
12110 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12112 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12114 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12116 (thumb2_cbnz): Likewise.
12118 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12121 * config.gcc (supported_defaults): Add synci.
12122 (with_synci): Add validation.
12123 (all_defaults): Add synci.
12124 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12127 * config/mips/mips.opt (msynci): New option.
12128 * config/mips/mips.c (mips_override_options): Warn on use of
12129 -msynci for targets that do now support it.
12130 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12132 * gcc/doc/invoke.texi (-msynci): Document the new option.
12133 * doc/install.texi (--with-synci): Document the new option.
12135 2009-07-10 Richard Guenther <rguenther@suse.de>
12137 PR tree-optimization/40496
12138 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12139 the PHI result with a compatible type.
12141 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12145 * c.opt (Wunused-result): New.
12146 * doc/invoke.texi: Document it.
12147 * c-common.c (c_warn_unused_result): Use it.
12149 2009-07-09 DJ Delorie <dj@redhat.com>
12151 * targhooks.c (default_target_can_inline_p): Rename from
12152 default_target_option_can_inline_p.
12153 * targhooks.h (default_target_can_inline_p): Likewise.
12154 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12155 TARGET_OPTION_CAN_INLINE_P.
12156 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12157 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12158 (mep_target_can_inline_p): Rename from
12159 mep_target_option_can_inline_p.
12162 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12163 registers used to pass vectors.
12165 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12167 2009-07-09 Tom Tromey <tromey@redhat.com>
12169 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12170 * config/mmix/mmix.c: Include dwarf2.h.
12171 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12172 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12173 * config/sh/sh.c: Include dwarf2.h.
12174 * config/i386/i386.c: Include dwarf2.h.
12175 * Makefile.in (DWARF2_H): Remove 'elf'.
12176 * except.c: Include dwarf2.h.
12177 * unwind-dw2.c: Include dwarf2.h.
12178 * dwarf2out.c: Include dwarf2.h.
12179 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12180 * unwind-dw2-fde.c: Include dwarf2.h.
12181 * dwarf2asm.c: Include dwarf2.h.
12183 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12185 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12186 (max_issue): Use it.
12187 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12189 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12190 (region_sched_info): Update.
12191 * sched-ebb.c (ebb_sched_info): Update.
12192 * modulo-sched.c (sms_sched_info): Update.
12193 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12195 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12197 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12199 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12201 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12203 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12205 PR middle-end/40692
12206 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12207 arg1 with arg01 if arg1 is already INTEGER_CST.
12209 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12211 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12212 Transform (and (truncate)) into (truncate (and)).
12214 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12216 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12217 creating LHS paradoxical subregs. Fix surrounding returns to
12218 use NULL_RTX rather than 0.
12220 2009-07-08 DJ Delorie <dj@redhat.com>
12222 * config/mep/mep.c (mep_option_can_inline_p): New.
12223 (TARGET_OPTION_CAN_INLINE_P): Define.
12225 2009-07-08 Mark Wielaard <mjw@redhat.com>
12228 * dwarf2out.c (add_data_member_location_attribute): When we have
12229 only a constant offset don't emit a new location description using
12230 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12233 2009-07-08 Richard Henderson <rth@redhat.com>
12236 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12237 (enum reg_class): Add CLOBBERED_REGS.
12238 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12239 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12240 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12241 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12242 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12243 force 64-bit sibcalls into R11.
12244 * config/i386/constraints.md (U): New constraint.
12245 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12246 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12247 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12249 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12251 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12253 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12254 * ebitmap.h (dump_ebitmap): Ditto.
12255 * optabs.h (optab_libfunc): Ditto.
12256 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12257 * tree-flow.h (vect_can_force_dr_alignment_p,
12258 get_vectype_for_scalar_type): Ditto.
12259 (vectorize_loops): Move prototype to ...
12260 * tree-vectorizer.h: ... here. Also, adjust comment.
12261 (vect_set_verbosity_level): Remove duplicate prototype.
12262 * tree-ssa-loop.c: Include tree-vectorizer.h.
12263 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12265 2009-07-08 Nick Clifton <nickc@redhat.com>
12267 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12270 2009-07-08 DJ Delorie <dj@redhat.com>
12272 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12273 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12274 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12276 * config/mep/intrinsics.md: Regenerated.
12277 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12278 registers when asm() or calls are detected.
12280 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12283 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12285 * gimple (gimple_build_call_from_tree): Likewise.
12286 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12287 no_warning flag before warning.
12289 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12291 * tree.c (set_expr_locus): Remove.
12292 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12293 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12295 * gimplify.c (internal_get_tmp_var): Likewise.
12296 (gimplify_call_expr): Likewise.
12297 (gimplify_one_sizepos): Likewise.
12299 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12302 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12303 to variables for debugging purposes.
12305 2009-06-23 Mark Loeser <mark@halcy0n.com>
12308 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12310 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12312 * pretty-print.c (pp_base_format): Remove %J.
12313 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12314 gcc_cxxdiag_char_table): Likewise.
12315 (init_dynamic_diag_info): Likewise.
12317 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12319 * pretty-print.c (pp_base_format): Remove %H.
12320 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12321 gcc_cxxdiag_char_table): Likewise.
12322 (init_dynamic_diag_info): Likewise.
12323 * config/mep/mep.c (mep_select_section): Likewise.
12325 2009-07-07 Duncan Sands <baldrick@free.fr>
12327 * final.c (pass_clean_state): Give the pass a name.
12328 * passes.c (pass_rest_of_compilation): Likewise.
12329 * tree-optimize.c (pass_all_optimizations): Likewise.
12331 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12333 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12334 an extra 'decl' for error_at.
12336 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12338 PR middle-end/40669
12339 * tree-tailcall.c (adjust_return_value_with_ops,
12340 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12341 if it has complex or vector type.
12343 2009-07-07 Olivier Hainque <hainque@adacore.com>
12345 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12348 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12350 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12352 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12354 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12355 * c-decl.c: Likewise.
12356 * function.c: Likewise.
12357 * varasm.c: Likewise.
12358 * tree-ssa.c: Likewise.
12359 * c-common.c: Likewise.
12360 * tree-cfg.c: Likewise.
12361 * config/spu/spu.c: Likewise.
12362 * config/ia64/ia64.c: Likewise.
12363 * config/v850/v850.c: Likewise.
12365 2009-07-06 DJ Delorie <dj@redhat.com>
12367 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12368 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12369 unspecified accesses to control registers.
12370 * config/mep/intrinsics.md: Regenerate.
12371 * config/mep/intrinsics.h: Regenerate.
12372 * config/mep/mep-intrin.h: Regenerate.
12374 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12376 * c-lex.c: Replace %H by an explicit location. Update all calls.
12377 * c-common.c: Likewise.
12378 * c-decl.c: Likewise.
12379 * c-typeck.c: Likewise.
12380 * fold-const.c: Likewise.
12381 * gimplify.c: Likewise.
12382 * stmt.c: Likewise.
12383 * tree-cfg.c: Likewise.
12384 * tree-ssa-loop-niter.c: Likewise.
12385 * tree-vrp.c: Likewise.
12386 * value-prof.c: Likewise.
12388 2009-07-06 Diego Novillo <dnovillo@google.com>
12390 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12391 if it has one. Handle cases where VAR does not have an
12392 annotation or cfun is NULL.
12394 2009-07-06 Diego Novillo <dnovillo@google.com>
12396 * tree.c: Include debug.h.
12397 (initialize_tree_contains_struct): New.
12398 (init_ttree): Call it.
12399 (tree_node_structure_for_code): Factor out of ...
12400 (tree_node_structure): ... here.
12401 * treestruct.def (TS_PHI_NODE): Remove.
12402 (TS_GIMPLE_STATEMENT): Remove.
12404 2009-07-06 Diego Novillo <dnovillo@google.com>
12406 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12407 (debug_tree_chain): Handle cycles.
12409 2009-07-06 Nick Clifton <nickc@redhat.com>
12410 DJ Delorie <dj@redhat.com>
12412 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12413 __FMOVD_ENABLED__ is defined.
12415 (TARGET_FMOVD): Provide a default definition.
12416 (MASK_FMOVD): Likewise.
12417 (TARGET_CPU_CPP_BUILTINS): Define
12418 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12419 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12420 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12421 (split for DF load from memory into register): Also handle
12422 MEMs which consist of REG+DISP addressing.
12423 (split for DF store from register to memory): Likewise.
12424 (movsf_ie): Always use single fp_mode.
12425 * config/sh/sh.c (sh_override_options): Do not automatically
12426 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12427 that to the -mfmovd command line switch.
12428 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12429 (fldi_ok): Always allow.
12430 * config/sh/sh.opt (mfmovd): Remove this switch.
12431 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12433 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12434 Kaz Kojima <kkojima@gcc.gnu.org>
12436 PR rtl-optimization/30807
12437 * postreload.c (reload_combine): For every new use of REG_SUM,
12438 record the use of BASE.
12440 2009-07-06 Jan Hubicka <jh@suse.cz>
12442 * params.def: Revert my accidental commit at 2009-06-30.
12444 2009-07-04 Ian Lance Taylor <iant@google.com>
12447 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12449 (mingw_format_attribute_overrides): Likewise.
12451 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12454 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12455 don't check cfa.reg. Instead of cfa.indirect use
12456 fde && fde->drap_reg != INVALID_REGNUM test.
12458 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12460 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12462 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12465 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12467 2009-07-03 Richard Guenther <rguenther@suse.de>
12469 PR tree-optimization/40640
12470 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12473 2009-07-03 Jan Hubicka <jh@suse.cz>
12475 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12476 for size, reduce amount of inlining.
12478 2009-07-03 Richard Guenther <rguenther@suse.de>
12480 PR middle-end/34163
12481 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12482 if t +- x is known to not overflow and the conversion widens the
12484 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12486 2009-07-03 Jan Hubicka <jh@suse.cz>
12488 * ipa-pure-const.c (analyze): Update loop optimizer init.
12489 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12490 try_remove_empty_loop, remove_empty_loops): Remove.
12491 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12492 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12493 to mark regular loops as neccesary.
12494 (degenerate_phi_p): New function.
12495 (propagate_necessity, remove_dead_phis): Use it.
12496 (forward_edge_to_pdom): Likewise.
12497 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12498 virtual PHI nodes that became unreachable.
12499 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12500 * tree-flow.h (remove_empty_loops): Remove.
12501 * passes.c (init_optimization_passes): Remove.
12503 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12505 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12506 can_create_pseudo_p.
12507 (*fix_trunc<mode>_i387_1): Ditto.
12508 (*floathi<mode>2_1): Ditto.
12509 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12510 (*fistdi2_1): Ditto.
12511 (*fist<mode>2_1): Ditto.
12512 (frndintxf2_floor): Ditto.
12513 (*fist<mode>2_floor_1): Ditto.
12514 (frndintxf2_ceil): Ditto.
12515 (*fist<mode>2_ceil_1): Ditto.
12516 (frndintxf2_trunc): Ditto.
12517 (frndintxf2_mask_pm): Ditto.
12518 (fxam<mode>2_i387_with_temp): Ditto.
12519 * config/i386/sse.md (mulv16qi3): Ditto.
12520 (*sse2_mulv4si3): Ditto.
12522 (sse4_2_pcmpestr): Ditto.
12523 (sse4_2_pcmpistr): Ditto.
12525 2009-07-03 Jan Hubicka <jh@suse.cz>
12527 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12528 (mark_stmt_necessary): Set it.
12529 (mark_operand_necessary): Set it.
12530 (mark_control_dependent_edges_necessary): Set it.
12531 (mark_virtual_phi_result_for_renaming): New function.
12532 (get_live_post_dom): New function.
12533 (forward_edge_to_pdom): New function.
12534 (remove_dead_stmt): Fix handling of control dependences.
12535 (tree_dce_init): Init new bitmap.
12536 (tree_dce_done): Free it.
12538 2009-07-02 Richard Guenther <rguenther@suse.de>
12541 * tree-ssa-structalias.c (new_var_info): Initialize
12544 2009-07-02 Jan Hubicka <jh@suse.cz>
12546 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12549 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12551 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12552 instead of recomputing it. Adjust calls.
12553 (emit_store_flag): Adjust recursive calls.
12555 2009-07-02 Richard Guenther <rguenther@suse.de>
12557 * tree-ssa-live.c (remove_unused_locals): Do not remove
12559 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12560 of DECL_EXTERNAL for HEAP variables.
12561 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12562 HEAP variables. Do not adjust RESTRICT vars.
12563 (find_what_var_points_to): Nobody cares if something
12564 points to READONLY.
12566 2009-07-02 Ben Elliston <bje@au.ibm.com>
12568 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12569 pc_low and pc_high declarations to the top of the function.
12571 2009-07-01 DJ Delorie <dj@redhat.com>
12573 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12574 registers as fixed.
12575 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12576 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12577 unspecified accesses to control registers.
12578 * config/mep/intrinsics.md: Regenerate.
12579 * config/mep/intrinsics.h: Regenerate.
12580 * config/mep/mep-intrin.h: Regenerate.
12582 2009-07-01 Anthony Green <green@moxielogic.com>
12584 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12585 instruction when possible.
12586 (moxie_expand_prologue): Ditto. Also, save an instruction and
12587 some complexity by popping off of $r12 instead of $sp.
12588 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12591 2009-07-01 Richard Henderson <rth@redhat.com>
12594 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12595 contained no insns, reposition note before last insn.
12597 2009-07-01 Richard Henderson <rth@redhat.com>
12600 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12601 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12603 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12606 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12607 darwin9 for printing reg addresses with %y.
12609 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12611 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12612 truncation from operands in binary operations.
12614 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12617 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12618 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12619 subreg of op0 to the original op0.
12621 * expmed.c (store_bit_field_1): Use a temporary as the destination
12622 instead of a paradoxical subreg when we need to truncate the result.
12624 2009-07-01 DJ Delorie <dj@redhat.com>
12626 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12627 names to VLIW variants.
12628 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12629 * config/mep/intrinsics.md: Regenerate.
12630 * config/mep/intrinsics.h: Regenerate.
12631 * config/mep/mep-intrin.h: Regenerate.
12633 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12636 * jump.c (returnjump_p): Revert last patch.
12637 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12639 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12642 * pa.md (casesi32p): Use jump table label to determine the offset
12644 (casesi64p): Likewise.
12646 * pa.c (forward_branch_p): Return bool type. Use instruction
12647 addresses when available. Assert that INSN has a jump label.
12648 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12651 2009-07-01 Richard Guenther <rguenther@suse.de>
12653 PR tree-optimization/19831
12654 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12655 that only act as barriers do not make any previous stores necessary.
12656 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12657 HEAP variables global, do not add a constraint from nonlocal.
12658 (find_func_aliases): Handle escapes through return statements.
12659 (compute_points_to_sets): Make escaped HEAP variables global.
12661 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12664 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12665 after reducing a DImode cstore to SImode.
12667 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12669 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12670 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12672 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12674 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12675 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12677 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12678 and umod_optab if TARGET_BSD_DIVMOD.
12679 * config/vax/lib1funcs.asm: New file.
12680 * config/vax/t-linux: New file.
12681 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12683 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12686 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12687 to type arguments that have void type.
12690 * dwarf2out.c (gen_formal_parameter_die): Call
12691 equate_decl_number_to_die if node is different from origin.
12693 2009-06-30 Anthony Green <green@moxielogic.com>
12695 Clean up moxie port for --enable-build-with-cxx.
12696 * config/moxie/moxie.c (moxie_function_value): First two
12697 parameters are const_tree, not tree.
12698 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12699 (REG_CLASS_NAMES): Ditto.
12700 (REGNO_REG_CLASS): Ditto.
12701 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12702 (moxie_function_value): Fix constyness of arguments.
12704 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12706 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12707 finalize_size_functions before further processing.
12708 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12709 (variable_size): Call self_referential_size on size expressions
12710 that contain a PLACEHOLDER_EXPR.
12711 (size_functions): New static variable.
12712 (copy_self_referential_tree_r): New static function.
12713 (self_referential_size): Likewise.
12714 (finalize_size_functions): New global function.
12715 * tree.c: Include tree-inline.h.
12716 (push_without_duplicates): New static function.
12717 (find_placeholder_in_expr): New global function.
12718 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12720 <tcc_expression>: Likewise.
12721 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12722 the call in the expression.
12723 * tree.h (finalize_size_functions): Declare.
12724 (find_placeholder_in_expr): Likewise.
12725 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12726 (substitute_placeholder_in_expr): Update comment.
12727 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12729 (copy_tree_body_r): Likewise.
12730 (copy_tree_body): New static function.
12731 (maybe_inline_call_in_expr): New global function.
12732 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12733 (maybe_inline_call_in_expr): Declare.
12734 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12735 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12738 2009-06-30 Richard Guenther <rguenther@suse.de>
12740 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12742 (propagate_necessity): Do not mark reaching defs of stores
12745 2009-06-30 Jan Hubicka <jh@suse.cz>
12747 * cfgloopanal.c (check_irred): Move into ...
12748 (mark_irreducible_loops): ... here; return true if ireducible
12750 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12751 (analyze_function): Try to prove loop finiteness.
12752 * cfgloop.h (mark_irreducible_loops): Update prototype.
12753 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12755 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12757 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12759 2009-06-30 Ira Rosen <irar@il.ibm.com>
12761 PR tree-optimization/40542
12762 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12765 2009-06-30 Martin Jambor <mjambor@suse.cz>
12767 PR tree-optimization/40582
12768 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12769 than useless_type_conversion_p.
12770 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12773 2009-06-30 Martin Jambor <mjambor@suse.cz>
12775 PR middle-end/40554
12776 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12778 2009-06-30 Richard Guenther <rguenther@suse.de>
12780 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12781 use ao_ref references.
12782 (walk_aliased_vdefs): Likewise.
12783 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12784 * tree-ssa-dce.c (struct ref_data): Remove.
12785 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12786 (mark_aliased_reaching_defs_necessary): Adjust.
12787 (mark_all_reaching_defs_necessary_1): Likewise.
12789 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12792 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12793 (emit_store_flag_1): Extract from emit_store_flag, adjust
12794 calls to (what now is) emit_cstore.
12795 (emit_store_flag): Call emit_store_flag_1 and also use it
12796 for what used to be recursive calls.
12798 2009-06-30 Wei Guozhi <carrot@google.com>
12801 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12802 if the target bb post dominates from bb.
12803 * config/i386/i386.c (memory_address_length): Check existence of base
12804 register before using it.
12806 2009-06-30 Nick Clifton <nickc@redhat.com>
12807 DJ Delorie <dj@redhat.com>
12809 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12810 __FMOVD_ENABLED__ is defined.
12812 (TARGET_FMOVD): Provide a default definition.
12813 (MASK_FMOVD): Likewise.
12814 (TARGET_CPU_CPP_BUILTINS): Define
12815 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12816 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12817 two fmov instructions depending upon whether TARGET_FMOVD is
12819 (split for DF load from memory into register): Also handle
12820 MEMs which consist of REG+DISP addressing.
12821 (split for DF store from register to memory): Likewise.
12822 * config/sh/sh.opt (mfmovd): Remove this switch.
12823 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12824 * config/sh/sh.c (sh_override_options): Do not automatically
12825 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12826 that to the -mfmovd command line switch.
12828 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12830 (fldi_ok): Always allow.
12831 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12833 2009-06-29 DJ Delorie <dj@redhat.com>
12835 * doc/install.texi (mep-x-elf): Correct chip's full name.
12837 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12839 * doc/extend.texi: Fix typo.
12841 2009-06-29 Tom Tromey <tromey@redhat.com>
12843 * dwarf2.h: Remove.
12844 * Makefile.in (DWARF2_H): New variable.
12845 (except.o): Use it.
12846 (dwarf2out.o): Likewise.
12847 (dwarf2asm.o): Likewise.
12848 * config/i386/t-i386: Use DWARF2_H.
12849 * except.c: Include elf/dwarf2.h.
12850 * unwind-dw2.c: Include elf/dwarf2.h.
12851 * dwarf2out.c: Include elf/dwarf2.h.
12852 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
12853 <dtprel>: New field.
12854 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
12855 (size_of_loc_descr): Likewise.
12856 (output_loc_operands_raw): Likewise.
12857 (output_loc_operands): Handle new dtprel field.
12858 (loc_checksum): Update.
12859 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
12860 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
12861 * unwind-dw2-fde.c: Include elf/dwarf2.h.
12862 * dwarf2asm.c: Include elf/dwarf2.h.
12863 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
12864 * config/mmix/mmix.c: Include elf/dwarf2.h.
12865 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
12866 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12867 * config/sh/sh.c: Include elf/dwarf2.h.
12868 * config/i386/i386.c: Include elf/dwarf2.h.
12870 2009-06-29 DJ Delorie <dj@redhat.com>
12872 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12874 * doc/extend.texi: Add MeP attributes and pragmas.
12875 * doc/invoke.text: Add MeP Options.
12876 * doc/contrib.texi: Add MeP contribution.
12877 * doc/md.texi: Add MeP constraints.
12878 * doc/install.texi: Add MeP target.
12880 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12882 * target.h (struct gcc_target): Add frame_pointer_required field.
12883 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12884 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12885 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12887 * reload1.c (update_eliminables): (Ditto.).
12888 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12889 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12890 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12892 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12894 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12895 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12896 (arm_frame_pointer_required): New function.
12898 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12899 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12900 (avr_frame_pointer_required_p): Declare as static.
12901 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12903 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12904 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12905 (bfin_frame_pointer_required): Make as static, change return type
12907 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12909 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12910 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12911 (cris_frame_pointer_required): New function.
12913 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12915 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12916 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12917 (fr30_frame_pointer_required): New function.
12919 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12920 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12921 (frv_frame_pointer_required): Make as static, change return type
12923 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12925 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12926 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12927 (ix86_frame_pointer_required): Make as static, change return type to
12929 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12931 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12932 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12934 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12936 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12938 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12940 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12941 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12942 (mips_frame_pointer_required): Make as static.
12943 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12945 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12946 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12947 (mmix_frame_pointer_required): Mew function.
12949 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12950 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12952 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12954 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12956 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12958 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12959 (CAN_ELIMINATE): Redefine.
12960 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12961 (sparc_frame_pointer_required): New function.
12962 (sparc_can_eliminate): New function.
12963 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12965 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12966 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12968 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12969 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12970 (xtensa_frame_pointer_required): Make as static, change return type
12972 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12975 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12977 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12978 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12979 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12980 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12981 (register_callback): Handle PLUGIN_START_UNIT.
12982 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12984 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12986 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12988 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12989 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12991 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12993 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12996 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12998 * doc/extend.texi (Additional Floating Types): __float128 is also
12999 supported on i386 targets.
13001 2009-06-29 Richard Guenther <rguenther@suse.de>
13003 PR middle-end/14187
13004 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13006 (pt_solutions_same_restrict_base): Declare.
13007 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13009 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13010 (make_constraint_from, make_copy_constraint): Move earlier.
13011 (make_constraint_from_heapvar): New function.
13012 (make_constraint_from_restrict): Likewise.
13013 (handle_lhs_call): Use it.
13014 (find_func_aliases): Use it to track conversions to restrict
13015 qualified pointers.
13016 (struct fieldoff): Add only_restrict_pointers flag.
13017 (push_fields_onto_fieldstack): Initialize it.
13018 (create_variable_info_for): Track global restrict qualified pointers.
13019 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13020 Track restrict qualified pointer arguments.
13021 (set_uids_in_ptset): Use varinfo is_global_var flag.
13022 (find_what_var_points_to): Set the vars_contains_restrict flag.
13023 Always create the points-to solution for sets including restrict tags.
13024 (pt_solutions_same_restrict_base): New function.
13025 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13026 qualified pointers use pt_solutions_same_restrict_base as
13027 additional source for disambiguation.
13029 2009-06-29 Richard Guenther <rguenther@suse.de>
13031 PR middle-end/38212
13032 * alias.c (find_base_decl): Remove.
13033 (get_deref_alias_set_1): Remove restrict handling.
13034 * c-common.c (c_apply_type_quals_to_decl): Do not set
13035 DECL_POINTER_ALIAS_SET.
13036 * gimplify.c (find_single_pointer_decl_1): Remove.
13037 (find_single_pointer_decl): Likewise.
13038 (internal_get_tmp_var): Remove restrict handling.
13039 (gimple_regimplify_operands): Likewise.
13040 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13041 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13042 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13043 * tree.c (restrict_base_for_decl): Remove.
13044 (init_ttree): Do not allocate it.
13045 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13046 LABEL_DECL_UID for label decls.
13047 (copy_node_stat): Do not copy restrict information.
13048 (decl_restrict_base_lookup): Remove.
13049 (decl_restrict_base_insert): Likewise.
13050 (print_restrict_base_statistics): Likewise.
13051 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13052 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13053 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13054 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13055 (LABEL_DECL_UID): Adjust.
13056 (DECL_BASED_ON_RESTRICT_P): Remove.
13057 (DECL_GET_RESTRICT_BASE): Likewise.
13058 (SET_DECL_RESTRICT_BASE): Likewise.
13059 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13061 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13062 instead of DECL_POINTER_ALIAS_SET.
13063 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13064 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13065 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13067 2009-06-29 Richard Guenther <rguenther@suse.de>
13069 PR tree-optimization/40579
13070 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13071 the IL to simplify has constants that overflowed.
13073 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13075 PR tree-optimization/40550
13076 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13077 vector_compute_type only when the size of vector_compute_type is
13078 less than the size of type.
13080 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13082 * fold-const.c (contains_label_1): Fix comments.
13083 (contains_label_p): Do not walk trees multiple time.
13085 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13087 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13088 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13089 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13090 ix86_fp_comparison_operator.
13091 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13092 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13093 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13094 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13095 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13096 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13097 (related splits): Change predicate to ix86_fp_comparison_operator.
13098 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13099 instead of ix86_fp_comparison_codes.
13100 (ix86_trivial_fp_comparison_operator,
13101 ix86_fp_comparison_operator): New.
13102 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13103 (ix86_expand_compare): Eliminate last two parameters.
13104 (ix86_fp_jump_nontrivial_p): Kill.
13105 * config/i386/i386.c (put_condition_code): Eliminate call to
13106 ix86_fp_comparison_codes and subsequent assertion.
13107 (ix86_fp_comparison_codes): Eliminate.
13108 (ix86_fp_swap_condition): New.
13109 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13110 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13111 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13112 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13113 and ix86_fp_swap_condition.
13114 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13115 Use ix86_fp_comparison_strategy.
13116 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13117 (ix86_fp_jump_nontrivial_p): Eliminate.
13118 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13119 call to ix86_expand_compare.
13120 (ix86_split_fp_branch, ix86_expand_setcc,
13121 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13122 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13124 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13126 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13127 related to jump_clobbers.
13128 * config/arm/arm.md (conds): Remove jump_clob case.
13129 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13130 splits): Change comparison_operator to arm_comparison_operator.
13131 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13134 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13136 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13137 condition for floating point modes.
13138 * expmed.c (emit_store_flag_1): Move here a bigger part
13139 of emit_store_flag.
13140 (emit_store_flag): Try swapping the condition for floating point
13142 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13144 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13146 * expr.c (expand_expr_real_1): Just use do_store_flag.
13147 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13148 emit_store_flag_force.
13149 * expmed.c (emit_store_flag_force): Copy here trick
13150 previously in expand_expr_real_1. Try reversing the comparison.
13151 (emit_store_flag_1): Work if target is NULL.
13152 (emit_store_flag): Work if target is NULL, using the result mode
13153 from the comparison. Use split_comparison, restructure final part
13154 to simplify conditionals.
13156 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13158 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13159 * dojump.c (do_jump): Change handling of floating-point
13160 ops to use just do_compare_and_jump.
13161 (split_comparison): New.
13162 (do_compare_rtx_and_jump): Add here logic coming previously
13163 in do_jump, using split_comparison.
13165 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13168 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13170 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13172 * tree-ssa-alias.c: Fix unintentional commit.
13174 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13176 * passes.c (execute_one_pass): Fix unintentional commit.
13178 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13180 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13181 (df_rd_local_compute, df_md_local_compute): Inline them.
13183 (df_md_scratch): New.
13184 (df_md_alloc, df_md_free): Allocate/free it.
13185 (df_md_local_compute): Only include live registers in init.
13186 (df_md_transfer_function): Prune the in-set computed by
13187 the confluence function, and the gen-set too.
13189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13191 PR rtl-optimization/26854
13192 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13193 * df-problems.c (df_rd_add_problem): Fix comment.
13194 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13195 df_md_simulate_artificial_defs_at_top,
13196 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13197 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13198 df_md_transfer_function, df_md_init, df_md_confluence_0,
13199 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13200 problem_MD, df_md_add_problem): New.
13201 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13202 df_md_get_bb_info): New.
13203 (DF_LAST_PROBLEM_PLUS1): Adjust.
13205 * Makefile.in (fwprop.o): Include domwalk.h.
13206 * fwprop.c: Include domwalk.h.
13207 (reg_defs, reg_defs_stack): New.
13208 (bitmap_only_bit_between): Remove.
13209 (process_defs): New.
13210 (process_uses): Use reg_defs and local_md instead of
13211 bitmap_only_bit_between and local_rd.
13212 (single_def_use_enter_block): New, from build_single_def_use_links.
13213 (single_def_use_leave_block): New.
13214 (build_single_def_use_links): Remove code moved to
13215 single_def_use_enter_block, invoke domwalk.
13216 (use_killed_between): Adjust comment.
13218 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13220 * bitmap.h (bitmap_ior_and_into): New.
13221 * bitmap.c (bitmap_ior_and_into): New.
13223 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13225 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13226 before_dom_children_before_stmts and after_dom_children_after_stmts.
13227 Rename the two remaining callbacks to just before_dom_children and
13228 after_dom_children. Remove other GIMPLE statement walking bits.
13229 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13230 * graphite.c: Do not include domwalk.h.
13231 * tree-into-ssa.c (interesting_blocks): New global.
13232 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13233 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13234 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13235 now that they're not domwalk callbacks.
13236 (rewrite_initialize_block): Rename to...
13237 (rewrite_enter_block): ... this, place after called functions. Test
13238 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13239 (rewrite_finalize_block): Rename to...
13240 (rewrite_leave_block): ... this, place after called functions.
13241 (rewrite_update_init_block): Rename to...
13242 (rewrite_update_enter_block): ... this, place after called functions.
13243 Test interesting_blocks, call rewrite_update_stmt and
13244 rewrite_update_phi_arguments.
13245 (rewrite_update_fini_block): Rename to...
13246 (rewrite_leave_block): ... this, place after called functions.
13247 (rewrite_blocks): Remove last argument, simplify initialization of
13249 (mark_def_sites_initialize_block): Rename to...
13250 (mark_def_sites_block): ... this, call mark_def_sites.
13251 (mark_def_sites_blocks): Remove argument, simplify initialization of
13253 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13254 (update_ssa): Likewise.
13255 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13257 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13258 (dom_opt_initialize_block): Rename to...
13259 (dom_opt_enter_block): ... this, place after called functions. Walk
13260 statements here, inline propagate_to_outgoing_edges.
13261 (dom_opt_finalize_block): Rename to...
13262 (dom_opt_leave_block): ... this, place after called functions.
13263 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13265 (dse_enter_block, dse_record_phi): New.
13266 (dse_record_phis): Delete.
13267 (dse_finalize_block): Rename to...
13268 (dse_leave_block): ... this.
13269 (tree_ssa_dse): Simplify initialization of walk_data.
13270 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13271 Adjust initialization of walk_data.
13272 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13273 * tree-ssa-loop-phiopt.c (get_non_trapping):
13274 Adjust initialization of walk_data.
13275 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13276 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13277 it's not a domwalk callback.
13278 (uncprop_initialize_block): Rename to...
13279 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13280 (dse_finalize_block): Rename to...
13281 (dse_leave_block): ... this.
13282 (tree_ssa_uncprop): Simplify initialization of walk_data.
13283 * Makefile.in: Adjust dependencies.
13285 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13287 * arm.md (casesi): Fix test for Thumb1.
13288 (thumb1_casesi_internal_pic): Likewise.
13289 (thumb1_casesi_dispatch): Likewise.
13291 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13293 * config/arm/arm-cores.def: Added core cortex-m0.
13294 * config/arm/arm-tune.md: Regenerated.
13295 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13297 2009-06-26 DJ Delorie <dj@redhat.com>
13299 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13301 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13302 the scheduler doesn't tag jump insns.
13304 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13306 * c-decl.c (merge_decls): Re-indent.
13308 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13311 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13312 Special-case decimal float constants.
13314 2009-06-26 Richard Henderson <rth@redhat.com>
13316 * function.h (struct function): Add cannot_be_copied_reason,
13317 and cannot_be_copied_set.
13318 * tree-inline.c (has_label_address_in_static_1): Rename from
13319 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13320 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13321 don't set inline_forbidden_reason.
13322 (copy_forbidden): New function, split out of inline_forbidden_p.
13323 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13324 (inline_forbidden_p): Use copy_forbidden.
13325 (tree_versionable_function_p): Likewise.
13326 (inlinable_function_p): Merge into tree_inlinable_function_p.
13327 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13328 * ipa-cp.c (ipcp_versionable_function_p): New function.
13329 (ipcp_cloning_candidate_p): Use it.
13330 (ipcp_node_modifiable_p): Likewise.
13332 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13334 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13335 that is marked not to be inlined. Remove flag_mudflap use.
13336 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13337 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13339 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13342 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13343 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13345 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13347 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13349 (__mingwthr_remove_key_dtor): Likewise.
13351 2009-06-26 Richard Guenther <rguenther@suse.de>
13353 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13355 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13357 PR middle-end/40525
13358 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13359 try the non-cond_exec path also.
13361 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13364 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13365 (output_cbranch): Use new functions.
13366 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13369 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13370 Pat Haugen <pthaugen@us.ibm.com>
13371 Revital Eres <ERES@il.ibm.com>
13373 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13374 for %c error. Add %x support to print VSX registers as a unified
13375 register set, instead of separate float and altivec registers.
13376 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13377 %y case, and add support for VSX pre-modify addresses.
13378 (output_toc): Add assert for CONST containing an integer constant
13380 (rs6000_adjust_cost): Add POWER7 support.
13381 (insn_must_be_first_in_group): Ditto.
13382 (insn_must_be_last_in_group): Ditto.
13383 (rs6000_emit_popcount): Ditto.
13384 (rs6000_vector_mode_supported_p): Ditto.
13386 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13387 Change some of the functions called by macros to being called
13388 through a pointer, so debug functions can be inserted if
13389 -mdebug=addr or -mdebug=cost.
13390 (rs6000_preferred_reload_class_ptr): Ditto.
13391 (rs6000_secondary_reload_class_ptr): Ditto.
13392 (rs6000_secondary_memory_needed_ptr): Ditto.
13393 (rs6000_cannot_change_mode_class_ptr): Ditto.
13394 (rs6000_secondary_reload_inner): Ditto.
13395 (rs6000_legitimize_reload_address): Ditto.
13396 (rs6000_legitimize_reload_address_ptr): Ditto.
13397 (rs6000_mode_dependent_address): Ditto.
13398 (rs6000_mode_dependent_address_ptr): Ditto.
13400 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13401 function to return true if the mode allows reg + integer
13403 (virtual_stack_registers_memory_p): New function to return true if
13404 the address refers to a virtual stack register.
13405 (rs6000_legitimate_offset_address_p): Move code to say whether a
13406 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13408 (rs6000_legitimate_address_p): Add checks for modes that only can
13409 do reg+reg addressing. Start adding VSX support.
13410 (rs6000_legitimize_reload_address): Ditto.
13411 (rs6000_legitimize_address): Ditto.
13412 (rs6000_debug_legitimate_address_p): New debug functions for
13413 -mdebug=addr and -mdebug=cost.
13414 (rs6000_debug_rtx_costs): Ditto.
13415 (rs6000_debug_address_costs): Ditto.
13416 (rs6000_debug_adjust_cost): Ditto.
13417 (rs6000_debug_legitimize_address): Ditto.
13418 (rs6000_legitimize_reload_address_ptr): Point to call normal
13419 function or debug function. Make functions called via pointer
13421 (rs6000_mode_dependent_address_ptr): Ditto.
13422 (rs6000_secondary_reload_class_ptr): Ditto.
13423 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13424 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13425 into a friendlier error.
13426 (rs6000_init_builtins): Add initial VSX support.
13427 (rs6000_adjust_cost): Fix some spacing issues.
13429 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13430 (REG_CLASS_NAMES): Ditto.
13431 (REG_CLASS_CONTENTS): Ditto.
13432 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13433 pointer, to add -mdebug=addr support.
13434 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13435 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13436 -mdebug=addr support.
13437 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13438 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13439 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13441 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13443 (bswapsi*): Set attribute types for load/store. Add combiner
13444 patterns to eliminate zero extend on 64-bit.
13445 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13446 stdbrx if the hardware supports those instructions.
13448 2009-06-25 Ian Lance Taylor <iant@google.com>
13450 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13451 (Link Options): Document -static-libstdc++.
13453 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13456 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13457 DATA_ALIGNMENT instead.
13459 2009-06-25 Richard Guenther <rguenther@suse.de>
13461 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13462 indirect references against the callused/escaped solutions.
13463 (call_may_clobber_ref_p_1): Likewise.
13465 2009-06-25 Martin Jambor <mjambor@suse.cz>
13467 PR tree-optimization/40493
13468 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13469 (enum unscalarized_data_handling): New type.
13470 (handle_unscalarized_data_in_subtree): Return what has been done.
13471 (load_assign_lhs_subreplacements): Handle left flushes differently.
13472 (sra_modify_assign): Use unscalarized_data_handling, simplified
13473 condition determining whether to remove the statement.
13475 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13477 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13478 excerpt - @ should be doubled for texinfo.
13480 2009-06-24 Ian Lance Taylor <iant@google.com>
13482 * config/arc/arc.c: Include "df.h".
13483 (arc_attribute_table): Make static. Move higher in file.
13484 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13485 (output_shift): Initialize n later to avoid warning.
13486 * config/arm/arm.c (arm_attribute_table): Make static. Move
13488 * config/avr/avr.c (avr_attribute_table): Make static. Move
13490 (reg_class_tab): Change array type from int to enum reg_class.
13491 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13493 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13494 (lshrhi3_out): Likewise.
13495 (class_likely_spilled_p): Change return type to bool.
13496 (avr_rtx_costs): Use local code variable with enum type.
13497 * config/avr/avr.md (movmemhi): Use add_reg_note.
13498 (andhi3, andsi3): Don't use AS2 with "and".
13499 (iorhi3, iorsi3): Don't use AS2 with "or".
13500 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13501 * config/crx/crx.c: Include "df.h".
13502 (crx_attribute_table): Make static.
13503 * config/m32r/m32r.c: Include "df.h".
13504 (m32r_attribute_table): Make static. Move higher in file.
13505 (pop): Use add_reg_note.
13506 (block_move_call): Change 0 to LCT_NORMAL in function call.
13507 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13508 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13509 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13510 declare, not just when TREE_CODE is defined.
13511 * config/m68hc11/m68hc11.c: Include "expr.h".
13512 (m68hc11_attribute_table): Make static. Move higher in file.
13513 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13515 (m68hc11_register_indirect_p): Likewise.
13516 (m68hc11_function_arg_padding): Change return type to enum
13518 (emit_move_after_reload): Use add_reg_note.
13519 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13520 (m68hc11_split_logical): Likewise.
13521 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13523 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13524 to VOIDmode in function call.
13525 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13527 (m68hc11_split_logical): Update declaration.
13528 (m68hc11_function_arg_padding): Update declaration.
13529 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13530 to array of enum reg_class.
13531 (mcore_attribute_table): Make static. Move higher in file.
13532 (mcore_rtx_costs): Add cast to enum type.
13533 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13534 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13535 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13537 * config/sh/predicates.md (trapping_target_operand): Rename and to
13539 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13541 * config/spu/spu.c (spu_attribute_table): Make static. Move
13543 * config/v850/v850.c (v850_attribute_table): Make static. Move
13545 (v850_rtx_costs): Use local code with enum type.
13546 (expand_epilogue): Add cast.
13547 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13549 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13552 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13553 -m2a-single-only and -m2a-nofpu.
13554 * config/sh/sh.opt: Document m2a generates FPU code.
13556 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13558 * defaults.h (CAN_ELIMINATE): Provide default.
13559 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13560 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13561 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13562 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13563 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13564 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13565 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13566 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13567 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13568 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13570 2009-06-24 DJ Delorie <dj@redhat.com>
13572 * mep-ext-cop.cpu: Fix copyright notice.
13573 * mep-default: Fix copyright notice.
13574 * mep-core: Fix copyright notice.
13575 * mep: Fix copyright notice.
13576 * mep-ivc2: Fix copyright notice.
13577 * mep-c5: Fix copyright notice.
13579 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13581 * doc/contrib.texi (Contributors):
13583 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13585 PR middle-end/40501
13586 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13587 src and dst operands if necessary.
13589 2009-06-23 DJ Delorie <dj@redhat.com>
13592 * config.gcc: Add mep support.
13593 * recog.c: Resurrect validate_replace_rtx_subexp().
13594 * recog.h: Likewise.
13595 * config/mep/: Add new port:
13596 * config/mep/constraints.md: New file.
13597 * config/mep/default.h: New file.
13598 * config/mep/intrinsics.h: New file.
13599 * config/mep/intrinsics.md: New file.
13600 * config/mep/ivc2-template.h: New file.
13601 * config/mep/mep-c5.cpu: New file.
13602 * config/mep/mep-core.cpu: New file.
13603 * config/mep/mep-default.cpu: New file.
13604 * config/mep/mep-ext-cop.cpu: New file.
13605 * config/mep/mep-intrin.h: New file.
13606 * config/mep/mep-ivc2.cpu: New file.
13607 * config/mep/mep-lib1.asm: New file.
13608 * config/mep/mep-lib2.c: New file.
13609 * config/mep/mep-pragma.c: New file.
13610 * config/mep/mep-protos.h: New file.
13611 * config/mep/mep-tramp.c: New file.
13612 * config/mep/mep.c: New file.
13613 * config/mep/mep.cpu: New file.
13614 * config/mep/mep.h: New file.
13615 * config/mep/mep.md: New file.
13616 * config/mep/mep.opt: New file.
13617 * config/mep/predicates.md: New file.
13618 * config/mep/t-mep: New file.
13620 2009-06-23 Ian Lance Taylor <iant@google.com>
13622 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13623 from loose_warn into c_loose_warn and from strict_warn into
13624 c_strict_warn. Set and substitute warn_cxxflags. Check for
13625 --enable-build-with-cxx. Set and substitute
13626 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13627 * Makefile.in (CXXFLAGS): New variable.
13628 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13629 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13630 the default is the same as $(STRICT_WARN).
13631 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13632 (CXX): New variable.
13633 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13634 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13635 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13636 (HOST_LIBS): New variable.
13637 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13638 (ALL_CXXFLAGS): New variable.
13639 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13640 * doc/install.texi (Configuration): Document
13641 --enable-build-with-cxx, --with-stage1-ldflags,
13642 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13643 * configure: Rebuild.
13645 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13647 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13648 from previous commit.
13650 2009-06-23 Ian Lance Taylor <iant@google.com>
13652 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13654 2009-06-23 Ian Lance Taylor <iant@google.com>
13656 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13657 with ATTRIBUTE_UNUSED.
13659 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13660 Pat Haugen <pthaugen@us.ibm.com>
13661 Revital Eres <eres@il.ibm.com>
13663 * config.in (HAVE_AS_POPCNTD): Add default definition.
13664 (HAVE_AS_LWSYNC): Ditto.
13666 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13668 (gcc_cv_as_powerpc_cmpb): Ditto.
13669 (gcc_cv_as_powerpc_dfp): Ditto.
13670 (gcc_cv_as_powerpc_vsx): Ditto.
13671 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13672 supporting the popcntd/lwsync instructions.
13673 (gcc_cv_as_powerpc_lwsync): Ditto.
13674 * configure: Regenerate.
13676 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13677 -mcpu=native and -mcpu=power7.
13678 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13680 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13681 a variable instead of a mask to reduce the number of mask bits.
13682 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13683 (-mbit-word): Ditto.
13684 (-mregnames): Ditto.
13685 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13686 (-mfused-madd): Ditto.
13688 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13690 (-mvsx): New switch for VSX instructions.
13691 (-misel): Move from a variable to a mask to allow it to be set by
13694 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13695 function declaration to an array declaration.
13696 (rs6000_hard_regno_nregs): New external array declaration.
13698 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13699 files included by rs6000.md.
13701 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13702 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13704 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13706 (rs6000_debug_reg): New -mdebug= variables.
13707 (rs6000_debug_addr): Ditto.
13708 (rs6000_debug_cost): Ditto.
13709 (rs6000_pmode): New variable to hold Pmode.
13710 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13711 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13712 calculated at compiler start.
13713 (rs6000_hard_regno_nregs): Change function to an array which holds
13714 HARD_REGNO_NREGS calculated at compiler start.
13715 (rs6000_explicit_options): Delete isel field.
13716 (rs6000_vector_unit): New array to hold which vector unit
13717 supports arithmetic options for a given type.
13718 (rs6000_vector_mem): New array to hold which vector unit supports
13719 memory reference operations for a given type.
13720 (rs6000_vector_align): New array to given the alignment of each
13722 (power7_cost): New basic costs for power7.
13723 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13724 (rs6000_hard_regno_nregs_internal): New function, moved from
13725 HARD_REGNO_NREGS, to calculate the number of registers each hard
13726 register takes for each type.
13727 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13728 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13729 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13730 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13731 unit information here so it is calculated once at compiler startup
13733 (rs6000_override_options): Make -misel a target mask. Add more
13734 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13735 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13737 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13738 (rs6000_handle_option): Move -misel from variable to target mask.
13739 (rs6000_builtin_mask_for_load): Add VSX support.
13740 (rs6000_conditional_register_usage): Ditto.
13741 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13742 (function_arg_boundary): Ditto.
13743 (rs6000_expand_builtin): Ditto.
13744 (def_builtin): Make abort message a little friendlier.
13745 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13747 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13748 assembler support the popcntd instruction instead of a vsx
13749 instruction to enable power7 support.
13750 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13751 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13752 option to the assembler if -mcpu=native.
13753 (ASM_CPU_NATIVE_SPEC): Ditto.
13754 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13756 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13757 the lwsync instruction.
13758 (enum processor_type): Add PROCESSOR_POWER7.
13759 (rs6000_debug_reg): New -mdebug= options.
13760 (rs6000_debug_addr): Ditto.
13761 (rs6000_debug_cost): Ditto.
13762 (rs6000_isel): Delete.
13763 (enum rs6000_vector): New enum to say what vector unit we have.
13764 (VECTOR_UNIT_*): New macros to say which vector unit has
13765 arithmetic operations for a given type.
13766 (VECTOR_MEM_*): New macros to say which vector unit has memory
13767 operations for a given type.
13768 (TARGET_LDBRX): Whether the machine supports the ldbrx
13770 (TARGET_ISEL): Delete, -misel moved to be a mask.
13771 (TARGET_ISEL64): New macro for 64-bit isel support.
13772 (UNITS_PER_VSX_WORD): New macro.
13773 (POINTER_SIZE): Move to be an external variable, rather than
13774 calculating whether we are generating 32 ot 64-bit code.
13776 (STACK_BOUNDARY): Add VSX support.
13777 (LOCAL_ALIGNMENT): Ditto.
13778 (SLOW_UNALIGNED_ACCESS): Ditto.
13779 (VSX_REGNO_P): New macro for VSX support.
13780 (VFLOAT_REGNO_P): Ditto.
13781 (VINT_REGNO_P): Ditto.
13782 (VLOGICAL_REGNO_P): Ditto.
13783 (VSX_VECTOR_MODE): Ditto.
13784 (VSX_SCALAR_MODE): Ditto.
13786 (VSX_MOVE_MODE): Ditto.
13787 (VSX_REG_CLASS_P): Ditto.
13788 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13790 (UNITS_PER_SIMD_WORD): Add VSX support.
13791 (MODES_TIEABLE_P): Ditto.
13792 (STARTING_FRAME_OFFSET): Ditto.
13793 (STACK_DYNAMIC_OFFSET): Ditto.
13794 (EPILOGUE_USES): Ditto.
13795 (REGNO_REG_CLASS): Move to array lookup.
13796 (CLASS_MAX_NREGS): Ditto.
13797 (rs6000_vector_reg_class): Add declaration.
13798 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13799 overlap with the floating point and Altivec registers.
13801 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13803 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13804 give the appropriate asm switches if -mcpu=native.
13805 (host_detect_local_cpu): Add support for "asm".
13806 (host_detect_local_cpu): Follow GNU code guidelines for name.
13808 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13809 -mbit-word to a variable instead of being a target mask.
13811 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13812 emit the lwsync instruction instead of emitting the instruction as
13813 an integer constant.
13815 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13816 fixuns_trundfsi2, move expander into rs6000.md.
13818 * config/rs6000/rs6000.md (cpu): Add power7.
13819 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13820 (logical predicate patterns): Change the single instruction
13821 primitives that set CR0 to be fast_compare instead of compare.
13823 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13824 (popcntddi2): Ditto.
13825 (popcount<mode>): Ditto.
13826 (floating multiply/add insns): Name the floating point
13827 multiply/add insns.
13828 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13829 (isel_unsigned_<mode>): Ditto.
13830 (fixuns_trundfsi2): Move expander here from spe.md.
13831 (smindi3): Define if we have -misel on 64-bit systems.
13836 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13838 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13840 * config/avr/avr.c (avr_current_device): New variable.
13841 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13842 (avr_arch, mcu_type_s): Move to avr.h.
13843 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13844 default_data_section_start fields.
13845 (avr_arch): Moved from avr.c.
13846 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
13847 library_name fields.
13848 (avr_current_device, avr_mcu_types, avr_arch_types,
13849 avr_device_to_arch, avr_device_to_data_start,
13850 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
13851 (EXTRA_SPEC_FUNCTIONS): Define.
13852 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
13853 options mapping. Use device_to_arch and device_to_data_start insted.
13854 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
13855 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
13856 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
13857 * config/avr/driver-avr.c: New file.
13858 * config/avr/avr-devices.c: New file.
13860 2009-06-23 Jakub Jelinek <jakub@redhat.com>
13862 * var-tracking.c (unshare_variable): Force initialized to
13863 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
13864 (set_variable_part): Likewise.
13865 (struct variable_union_info): Remove pos_src field.
13866 (vui_vec, vui_allocated): New variables.
13867 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13868 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13869 == 1 use a simpler sorting algorithm. Compute pos field right
13870 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13871 Avoid quadratic comparison if !flag_var_tracking_uninit.
13872 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13873 unshare_variable unconditionally.
13874 (dataflow_set_different_2): Removed.
13875 (dataflow_set_different): Don't traverse second hash table.
13876 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13877 unconditionally to var_reg_set or var_mem_set.
13878 (emit_notes_in_bb): Likewise.
13879 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13881 (emit_note_insn_var_location): Don't set initialized to
13882 VAR_INIT_STATUS_INITIALIZED early.
13883 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13885 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13887 * tree-object-size.c (addr_object_size): Instead of checking
13888 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13889 are no FIELD_DECLs following it.
13891 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13893 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13894 order to match bswaps with signed source operands.
13896 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13898 * sdbout.c (sdbout_one_type): Fix braces in switch.
13900 2009-06-23 Richard Guenther <rguenther@suse.de>
13902 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13904 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13905 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13906 var_callused, callused_tree, var_storedanything, storedanything_tree,
13907 var_integer, integer_tree): Remove global variables.
13908 (new_var_info): Do not pass new id, append the new var to the
13909 global variable vector.
13910 (do_ds_constraint): Use is_global_var member of the variable-info.
13911 (new_scalar_tmp_constraint_exp): Adjust.
13912 (create_function_info_for): Likewise.
13913 (create_variable_info_for): Likewise.
13914 (find_what_var_points_to): Remove dead code.
13915 (init_base_vars): Simplify.
13916 (compute_points_to_sets): Adjust.
13918 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13920 * combine.c (try_combine): Dump information about the insns we're
13923 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13925 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13926 check when calling force_to_mode on TRUNCATE's operand.
13928 2009-06-22 Ian Lance Taylor <iant@google.com>
13930 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13932 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13934 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13936 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13938 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13939 override library linkage flags such as -static-libgcc or
13942 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13944 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13946 2009-06-22 Ian Lance Taylor <iant@google.com>
13948 * config/linux.opt: Put mglibc ahead of muclibc.
13950 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13951 for duplicate decls.
13953 2009-06-22 Matthias Klose <doko@ubuntu.com>
13955 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13957 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13960 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13961 instead of NULL if a parser error occurs.
13963 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13965 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13966 non-DWARF2_DEBUGGING_INFO version.
13968 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13970 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13971 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13973 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13974 (LIBGCC2_TF_CEXT): Define.
13977 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13980 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13982 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13984 * config/arm/arm.c (arm_override_options): Disable
13985 -mcaller-super-interworking and -mcallee-super-interworking.
13986 * doc/invoke.texi (ARM Options): Document this.
13988 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13990 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13991 * config/arm/constraints.md (j): New constraint for movw operands.
13992 (N): Remove thumb2 meaning.
13993 * config/arm/arm.md (*arm_movw): Delete.
13994 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13995 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13996 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13998 2009-06-22 Martin Jambor <mjambor@suse.cz>
14000 PR tree-optimization/40492
14001 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14002 build_ref_for_offset.
14004 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14006 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14007 JUMP_TABLE_DATA_P predicates where applicable.
14008 * auto-inc-dec.c: Ditto.
14009 * builtins.c: Ditto.
14010 * caller-save.c: Ditto.
14012 * cfgcleanup.c: Ditto.
14013 * cfglayout.c: Ditto.
14015 * combine.c: Ditto.
14016 * combine-stack-adj.c: Ditto.
14020 * df-scan.c: Ditto.
14022 * dwarf2asm.c: Ditto.
14023 * dwarf2out.c: Ditto.
14024 * emit-rtl.c: Ditto.
14030 * function.c: Ditto.
14033 * genpreds.c: Ditto.
14034 * genrecog.c: Ditto.
14036 * ira-costs.c: Ditto.
14037 * ira-lives.c: Ditto.
14039 * loop-iv.c: Ditto.
14040 * lower-subreg.c: Ditto.
14041 * modulo-sched.c: Ditto.
14043 * postreload.c: Ditto.
14044 * print-rtl.c: Ditto.
14046 * reginfo.c: Ditto.
14047 * regmove.c: Ditto.
14048 * reload1.c: Ditto.
14051 * rtlanal.c: Ditto.
14053 * sched-vis.c: Ditto.
14055 * sel-sched-ir.c: Ditto.
14056 * simplify-rtx.c: Ditto.
14057 * targhooks.c: Ditto.
14058 * var-tracking.c: Ditto.
14059 * vmsdbgout.c: Ditto.
14061 2009-06-22 Matthias Klose <doko@ubuntu.com>
14063 * Makefile.in (install-plugin): Always use DESTDIR.
14065 2009-06-22 Olivier Hainque <hainque@adacore.com>
14067 * config/pa/pa.c (output_call): Don't optimize post call jumps
14068 into return address adjustments if the call may throw.
14070 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14072 * arm.c (thumb1_output_casesi): New function.
14073 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14074 optimizing for size or PIC.
14075 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14076 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14077 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14078 (thumb1_casesi_internal_pic): New expand rule.
14079 (thumb1_casesi_dispatch): New pattern.
14080 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14082 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14083 in the text seciton when PIC or optimizing for size.
14084 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14085 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14086 preservation properties of code.
14087 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14088 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14089 (__gnu_thumb1_case_si): New function.
14090 * t-arm (LIB1ASMSRC): Define here.
14091 (LIB1ASMFUNCS): Add some common functions.
14092 * t-arm-elf (LIB1ASMSRC): Delete.
14093 (LIB1ASMFUNCS): Append to existing set.
14094 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14095 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14096 * t-symbian (LIB1ASMFUNCS): Likewise.
14097 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14098 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14100 2009-06-21 Richard Guenther <rguenther@suse.de>
14102 PR tree-optimization/38729
14103 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14104 to loops with a single exit if -fno-expensive-optimizations.
14106 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14108 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14109 (dataflow_set): Change vars type from htab_t to shared_hash.
14110 (shared_hash_pool, empty_shared_hash): New variables.
14111 (vars_clear): Removed.
14112 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14113 shared_hash_find_slot_unshare, shared_hash_find_slot,
14114 shared_hash_find_slot_noinsert, shared_hash_find): New
14116 (shared_hash_unshare, shared_hash_destroy): New functions.
14117 (unshare_variable): Unshare set->vars if shared, use
14119 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14120 (get_init_value, find_src_set_src, dump_dataflow_set,
14121 clobber_variable_part, emit_notes_for_differences): Use
14123 (dataflow_set_init): Remove second argument, set vars to
14124 empty_shared_hash instead of creating a new htab.
14125 (dataflow_set_clear): Call shared_hash_destroy and set vars
14126 to empty_shared_hash instead of calling vars_clear.
14127 (dataflow_set_copy): Don't call vars_copy, instead just share
14128 the src htab with dst.
14129 (variable_union): Use shared_hash_*, use initially NO_INSERT
14130 lookup if set->vars is shared. Don't keep slot cleared before
14131 calling unshare_variable. Unshare set->vars if needed.
14132 Even ->refcount == 1 vars must be unshared if set->vars is shared
14133 and var needs to be modified.
14134 (variable_canonicalize): New function.
14135 (dataflow_set_union): If dst->vars is empty, just share src->vars
14136 with dst->vars and traverse with variable_canonicalize to canonicalize
14137 and unshare what is needed.
14138 (dataflow_set_different): If old_set and new_set use the same shared
14139 htab, they aren't different. If number of htab elements is different,
14140 htabs are different. Use shared_hash_*.
14141 (dataflow_set_destroy): Call shared_hash_destroy instead of
14143 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14144 second argument to dataflow_set_init.
14145 (vt_initialize): Likewise. Initialize shared_hash_pool and
14146 empty_shared_hash, move bb in/out initialization afterwards.
14147 Use variable_htab_free instead of NULL as changed_variables del hook.
14148 (variable_was_changed): Change type of second argument to pointer to
14149 dataflow_set. When inserting var into changed_variables, bump
14150 refcount. Unshare set->vars if set is shared htab and slot needs to
14152 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14153 lookup if set->vars is shared. Unshare set->vars if needed.
14154 Even ->refcount == 1 vars must be unshared if set->vars is shared
14155 and var needs to be modified. Adjust variable_was_changed caller.
14156 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14157 vars must be unshared if set->vars is shared and var needs to be
14158 modified. Adjust variable_was_changed caller.
14159 (emit_note_insn_var_location): Don't pool_free var.
14160 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14162 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14163 free_alloc_pool on shared_hash_pool.
14165 2009-06-20 Anthony Green <green@moxielogic.com>
14167 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14168 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14170 2009-06-20 Richard Guenther <rguenther@suse.de>
14172 * tree-ssa-structalias.c (find_func_aliases): For memset use
14173 a constraint from NULL if we memset to zero.
14174 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14175 we explicitly handle that do not read from memory.
14176 (call_may_clobber_ref_p_1): Properly handle builtins that may
14179 2009-06-20 Richard Guenther <rguenther@suse.de>
14181 PR tree-optimization/40495
14182 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14183 (new_scalar_tmp_constraint_exp): New function.
14184 (process_constraint): Do not create temporary decls.
14185 (process_all_all_constraints): Likewise.
14186 (handle_const_call): Likewise.
14187 (create_function_info_for): Do not set decl.
14189 2009-06-19 Ian Lance Taylor <iant@google.com>
14191 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14192 (rs6000_attribute_table): Make static; move before use.
14194 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14196 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14197 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14198 Propagate the TREE_READONLY flag without overwriting it.
14199 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14200 Propagate the TREE_READONLY flag onto the result.
14201 (process_call_operands): Move around. Use correct constant value.
14203 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14206 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14207 * config/arm/arm.md: Likewise.
14209 2009-06-19 Ian Lance Taylor <iant@google.com>
14211 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14212 to GIMPLE_ERROR_MARK.
14214 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14215 op2_original_type parameters. Warn about using different enum types.
14216 * c-parser.c (c_parser_conditional_expression): Pass original
14217 types to build_conditional_expr.
14218 * c-tree.h (build_conditional_expr): Update declaration.
14220 2009-06-19 Ian Lance Taylor <iant@google.com>
14222 * config/i386/i386.c (ix86_function_specific_save): Test that
14223 fields match values, rather than testing the values are in a
14226 2009-06-19 Richard Guenther <rguenther@suse.de>
14228 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14229 ADDR_EXPR pointers.
14230 (ptr_derefs_may_alias_p): Likewise.
14231 (ptr_deref_may_alias_ref_p_1): New function.
14232 (ptr_deref_may_alias_ref_p): Likewise.
14233 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14234 covered by looking at the ESCAPED solution.
14235 (call_may_clobber_ref_p_1): Likewise.
14236 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14237 Handle NULL_TREE offset. Do not produce redundant constraints.
14238 (process_all_all_constraints): New helper function.
14239 (do_structure_copy): Use it.
14240 (handle_lhs_call): Likewise.
14241 (find_func_aliases): Handle some builtins with pointer arguments
14242 and/or return values explicitly.
14244 2009-06-19 Ian Lance Taylor <iant@google.com>
14246 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14248 2009-06-19 Ian Lance Taylor <iant@google.com>
14250 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14252 2009-06-19 Ian Lance Taylor <iant@google.com>
14254 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14255 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14258 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14259 uninitialized const.
14261 2009-06-19 Ian Lance Taylor <iant@google.com>
14263 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14266 * c-decl.c (in_struct, struct_types): Remove.
14267 (struct c_binding): Add in_struct field.
14268 (c_binding_ptr): Define type, along with VEC.
14269 (struct c_struct_parse_info): Define.
14270 (struct_parse_info): New static variable.
14271 (bind): Initialize in_struct field.
14272 (start_struct): Remove enclosing_in_struct and
14273 enclosing_struct_types parameters. Add
14274 enclosing_struct_parse_info parameter. Change all callers. Set
14275 struct_parse_info rather than in_struct and struct_types.
14276 (grokfield): If -Wc++-compat and there is a symbol binding for the
14277 field name, set the in_struct flag and push it on the
14278 struct_parse_info->fields vector.
14279 (warn_cxx_compat_finish_struct): New static function.
14280 (finish_struct): Remove enclosing_in_struct and
14281 enclosing_struct_types parameters. Add
14282 enclosing_struct_parse_info parameter. Change all callers. Don't
14283 set C_TYPE_DEFINED_IN_STRUCT here. Call
14284 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14285 parameter. Only push on struct_types if warn_cxx_compat.
14286 (finish_enum): Only push on struct_types if warn_cxx_compat.
14287 (declspecs_add_type): Add loc parameter. Change all callers.
14288 Change all error calls to error_at. Pass loc, not input_location,
14289 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14290 defined in a struct. If -Wc++-compat and parsing a struct, record
14291 that a typedef name was used.
14292 * c-parser.c (c_parser_declspecs): Get location to pass to
14293 declspecs_add_type.
14294 (c_parser_struct_or_union_specifier): Update calls to start_struct
14296 * c-tree.h (struct c_struct_parse_info): Declare.
14297 (finish_struct, start_struct): Update declarations.
14298 (declspecs_add_type): Update declaration.
14300 2009-06-19 Ian Lance Taylor <iant@google.com>
14302 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14303 variable with an anonymous type.
14305 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14307 * see.c: Remove for real.
14309 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14311 * optabs.h (enum optab_index): Add new OTI_significand.
14312 (significand_optab): Define corresponding macro.
14313 * optabs.c (init_optabs): Initialize significand_optab.
14314 * genopinit.c (optabs): Implement significand_optab using
14315 significand?f2 patterns.
14316 * builtins.c (expand_builtin_mathfn): Handle
14317 BUILT_IN_SIGNIFICAND{,F,L}.
14318 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14319 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14321 * config/i386/i386.md (significandxf2, significand<mode>2): New
14322 expanders to implement significandf, significand and significandl
14323 built-ins as inline x87 intrinsics.
14325 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14327 * config/avr/avr.c (avr_override_options): Remove setting value of
14328 PARAM_INLINE_CALL_COST.
14330 2009-06-18 Richard Henderson <rth@redhat.com>
14333 * tree-pass.h (TDF_ASMNAME): New.
14334 * tree-dump.c (dump_options): Add asmname.
14335 * doc/invoke.texi: Document it.
14337 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14338 (dump_decl_name): ...here.
14339 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14340 (dump_generic_node): Update dump_function_name calls.
14341 (print_call_name): New flags arg; update all dump calls.
14342 * diagnostic.h (print_call_name): Update.
14343 * gimple-pretty-print.c (dump_gimple_call): Update.
14345 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14350 2009-06-18 Diego Novillo <dnovillo@google.com>
14352 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14353 * plugin.c (str_license): Declare.
14354 (try_init_one_plugin): Assert that the symbol
14355 'plugin_is_GPL_compatible' exists.
14357 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14360 * Makefile.in (OBJS-common): Remove see.o.
14362 * common.opt (fsee): Mark as preserved for backward compatibility.
14363 * opts.c (common_handle_option): Add OPT_fsee to the backward
14364 compatibility section.
14365 * passes.c (init_optimization_passes, pass_see): Remove pass.
14366 * timevar.def (TV_SEE): Remove.
14367 * tree-pass.h (pass_see): Remove declaration.
14368 * doc/invoke.texi (-fsee): Remove documentation.
14370 2009-06-18 Martin Jambor <mjambor@suse.cz>
14372 * tree-sra.c: Include statistics.h
14373 (sra_stats): New variable.
14374 (sra_initialize): Clear sra_stats.
14375 (create_access_replacement): Increment sra_stats.replacements.
14376 (get_access_replacement): Do not return twice.
14377 (analyze_all_variable_accesses): Increment statistics counter by the
14378 number of scalarized aggregates.
14379 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14380 (sra_modify_expr): Increment sra_stats.exprs.
14381 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14382 (sra_modify_assign): Increment sra_stats.exprs,
14383 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14384 (perform_intra_sra): Update statistics counters.
14385 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14387 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14389 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14390 (arm_scalar_mode_supported_p): New function.
14392 2009-06-18 Paul Brook <paul@codesourcery.com>
14393 Sandra Loosemore <sandra@codesourcery.com>
14395 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14396 (__extendhfsf2, __truncsfhf2): Define.
14397 * config/arm/fp16.c: New file.
14398 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14399 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14401 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14403 * doc/extend.texi (Half-Precision): New section.
14404 * doc/invoke.texi (Option Summary): List -mfp16-format.
14405 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14406 * config/arm/arm.opt (mfp16-format=): New.
14407 * config/arm/arm.c: Include intl.h.
14408 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14409 (TARGET_INVALID_RETURN_TYPE): Redefine.
14410 (TARGET_PROMOTED_TYPE): Redefine.
14411 (TARGET_CONVERT_TO_TYPE): Redefine.
14412 (arm_fp16_format): Define.
14413 (all_fpus): Add entry for neon-fp16.
14414 (fp_model_for_fpu): Likewise.
14415 (struct fp16_format): Declare.
14416 (all_fp16_formats): Define.
14417 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14419 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14421 (arm_legitimate_index_p): Treat HFmode like HImode.
14422 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14423 (coproc_secondary_reload_class): Special-case HFmode.
14424 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14425 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14426 (arm_init_fp16_builtins): New.
14427 (arm_init_builtins): Call it.
14428 (arm_invalid_parameter_type): New.
14429 (arm_invalid_return_type): New.
14430 (arm_promoted_type): New.
14431 (arm_convert_to_type).
14432 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14434 (arm_emit_fp16_const): New function.
14435 (arm_mangle_type): Mangle __fp16 as "Dh".
14436 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14438 (TARGET_NEON_FP16): New.
14439 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14440 (enum fputype): Add FPUTYPE_NEON_FP16.
14441 (enum arm_fp16_format_type): Declare.
14442 (arm_fp16_format): Declare.
14443 (LARGEST_EXPONENT_IS_NORMAL): Define.
14444 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14445 * config/arm/arm-modes.def (HFmode): Define.
14446 * config/arm/vfp.md (*movhf_vfp): New.
14447 (extendhfsf2): New.
14449 * config/arm/arm.md (fpu): Add neon_fp16.
14450 (floatsihf2, floatdihf2): New.
14451 (fix_trunchfsi2, fix_trunchfdi2): New.
14453 (extendhfdf2): New.
14455 (*arm32_movhf): New.
14456 (*thumb1_movhf): New.
14457 (consttable_2): Add check for HFmode constants.
14458 (consttable_4): Handle HFmode constants.
14460 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14462 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14464 2009-06-17 Olivier Hainque <hainque@adacore.com>
14466 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14467 const char ** conversion in AIX specific section.
14469 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14471 * config/i386/i386.c (ix86_special_builtin_type): Remove
14472 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14473 (bdesc_special_args): Updated.
14474 (ix86_init_mmx_sse_builtins): Likewise.
14475 (ix86_expand_special_args_builtin): Likewise.
14477 2009-06-17 Richard Henderson <rth@redhat.com>
14479 * tree-pretty-print.c (maybe_dump_asm_name): New.
14480 (dump_decl_name): Use it.
14481 (PRINT_FUNCTION_NAME): Merge into...
14482 (dump_function_name): ... here. Use maybe_dump_asm_name.
14484 2009-06-17 Cary Coutant <ccoutant@google.com>
14486 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14488 * debug.c (struct gcc_debug_hooks): Change placeholder for
14490 (debug_nothing_int_charstar_int): Replaced by...
14491 (debug_nothing_int_charstar_int_bool): ...this.
14492 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14493 source_line prototype.
14494 (debug_nothing_int_charstar_int): Replaced by...
14495 (debug_nothing_int_charstar_int_bool): ...this.
14496 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14497 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14498 Output is_stmt operand when necessary.
14499 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14500 (notice_source_line): Add is_stmt parameter.
14501 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14502 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14504 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14505 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14507 2009-06-17 Ian Lance Taylor <iant@google.com>
14509 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14511 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14514 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14516 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14517 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14518 tree_strip_sign_nop_conversions and
14519 tree_ssa_strip_useless_type_conversions rather than stripping
14520 the operations here.
14521 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14523 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14524 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14525 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14526 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14529 2009-06-17 Michael Eager <eager@eagercon.com>
14531 * config/rs6000/constraints.md (register_constraint "d"): New.
14532 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14533 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14534 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14535 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14536 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14537 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14538 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14539 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14540 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14541 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14543 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14544 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14545 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14546 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14547 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14548 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14549 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14550 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14551 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14552 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14553 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14554 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14555 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14556 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14558 2009-06-16 Ian Lance Taylor <iant@google.com>
14560 * profile.c (total_num_never_executed): Don't define.
14561 (compute_branch_probabilities): Don't count or print
14562 num_never_executed.
14563 (init_branch_prob): Don't set total_num_never_executed.
14564 (end_branch_prob): Don't print total_num_never_executed.
14566 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14568 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14570 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14572 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14573 (nabstd2_fpr): Same.
14575 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14577 * expr.c (expand_assignment): Change complex type check.
14579 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14581 * doc/plugins.texi (Building GCC plugins): Added new section.
14583 2009-06-17 Ian Lance Taylor <iant@google.com>
14585 * c-pch.c (get_ident): Don't set size of templ array.
14586 (pch_init): Don't set size of partial_pch array.
14588 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14589 string constant to intialize an array whose size is the length of
14592 2009-06-17 Richard Guenther <rguenther@suse.de>
14594 PR tree-optimization/40389
14595 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14596 to addressable types.
14597 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14599 2009-06-17 Richard Guenther <rguenther@suse.de>
14601 PR middle-end/40460
14602 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14603 if there is no evolution of left in the loop bail out.
14604 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14605 chrec_fold_multiply.
14607 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14608 Janis Johnson <janis187@us.ibm.com>
14611 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14612 for the symbol ref of a constant that is the source of a move
14613 - nor for any other not-obvious-label-ref constants.
14615 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14617 * plugin.c (position_pass): Skip newly inserted pass during list
14618 traversal to avoid repeated insertion.
14620 2009-06-16 Ian Lance Taylor <iant@google.com>
14622 * vec.h (VEC_stack_alloc): Define different version if
14623 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14624 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14625 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14626 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14628 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14630 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14632 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14633 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14634 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14635 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14636 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14637 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14638 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14639 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14640 __builtin_ia32_rdtscp.
14641 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14642 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14643 and __builtin_ia32_rorhi.
14644 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14645 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14646 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14647 (ix86_expand_args_builtin): Likewise.
14648 (ix86_expand_special_args_builtin): Likewise.
14650 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14651 (UNSPECV_RDTSC): Likewise.
14652 (UNSPECV_RDPMC): Likewise.
14653 (*bsr): Renamed to ...
14655 (*bsr_rex64): Renamed to ...
14658 (*rdpmc): Likewise.
14659 (*rdpmc_rex64): Likewise.
14661 (*rdtsc): Likewise.
14662 (*rdtsc_rex64): Likewise.
14663 (rdtscp): Likewise.
14664 (*rdtscp): Likewise.
14665 (*rdtscp_rex64): Likewise.
14667 * config/i386/ia32intrin.h: New.
14669 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14671 2009-06-16 Ian Lance Taylor <iant@google.com>
14673 * ira-build.c (copy_info_to_removed_store_destinations):
14674 Initialize parent_a.
14676 2009-06-16 Ian Lance Taylor <iant@google.com>
14678 * c-decl.c (grokdeclarator): Change size_varies to bool.
14680 2009-06-16 Ian Lance Taylor <iant@google.com>
14682 * sel-sched.c: Make forward declarations of move_op_hooks and
14683 fur_hooks explicitly extern.
14685 2009-06-16 Ian Lance Taylor <iant@google.com>
14687 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14688 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14690 2009-06-16 Ian Lance Taylor <iant@google.com>
14692 * resource.c (mark_referenced_resources): Change
14693 include_delayed_effects parameter to bool. Change all callers.
14694 (mark_end_of_function_resources): Likewise.
14695 * reorg.c (insn_references_resource_p): Likewise.
14696 (insn_sets_resource_p): Likewise.
14697 * resource.h (mark_referenced_resources): Update declaration.
14698 (mark_end_of_function_resources): Update declaration.
14700 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14702 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14704 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14706 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14707 GCC can bootstrap on AIX with GNU Binutils 2.20.
14709 2009-06-16 Ian Lance Taylor <iant@google.com>
14711 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14713 2009-06-16 Ian Lance Taylor <iant@google.com>
14715 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14716 inline, not extern inline.
14717 (exact_log2): Likewise.
14718 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14720 (exact_log2): Likewise, but don't test CTZ_HWI.
14722 2009-06-16 Ian Lance Taylor <iant@google.com>
14724 * bitmap.c (bitmap_clear): Don't declare as inline.
14725 * gimple.c (gimplify_assign): Likewise.
14726 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14727 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14728 (sched_scan_info): Remove duplicate definition.
14730 2009-06-16 Ian Lance Taylor <iant@google.com>
14732 * c-common.c (skip_evaluation): Don't define.
14733 (c_inhibit_evaluation_warnings): Define global variable.
14734 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14735 than skip_evaluation.
14736 (convert_and_check, warn_for_div_by_zero): Likewise.
14737 * c-common.h (skip_evaluation): Don't declare.
14738 (c_inhibit_evaluation_warnings): Declare.
14739 * c-parser.c (c_parser_typeof_specifier): Set
14740 c_inhibit_evaluation_warnings rather than skip_evaluation.
14741 (c_parser_conditional_expression): Likewise.
14742 (c_parser_binary_expression): Likewise.
14743 (c_parser_sizeof_expression): Likewise.
14744 (c_parser_alignof_expression): Likewise.
14745 * c-typeck.c (build_indirect_ref): Check
14746 c_inhibit_evaluation_warnings rather than skip_evaluation.
14747 (build_conditional_expr, build_binary_op): Likewise.
14749 2009-06-16 Richard Guenther <rguenther@suse.de>
14751 * tree-ssa-alias.c (is_escape_site): Remove.
14752 * tree-ssa-alias.h (enum escape_type): Remove.
14753 (is_escape_site): Likewise.
14754 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14755 via casts and asms without deferring to is_escape_site.
14757 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14759 PR middle-end/40446
14760 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14761 use gen_lowpart if op0 has complex mode.
14763 2009-06-16 Richard Guenther <rguenther@suse.de>
14765 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14766 variables add them to ESCAPED.
14767 (find_func_aliases): Do not make all indirectly stored values escaped.
14769 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14771 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14772 make_decl_one_only.
14774 2009-06-16 Martin Jambor <mjambor@suse.cz>
14776 PR tree-optimization/40432
14777 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14778 check whether we need to force gimple register operand.
14780 2009-06-16 Martin Jambor <mjambor@suse.cz>
14782 PR tree-optimization/40413
14783 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14784 build_ref_for_offset.
14785 (propagate_subacesses_accross_link): Fix a typo in a comment.
14787 2009-06-16 Ira Rosen <irar@il.ibm.com>
14789 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14790 with additional parameter.
14791 * tree-vectorizer.h (enum vect_def_type): Add new value
14793 (enum vect_relevant): Add comments.
14794 (vect_is_simple_reduction): Add new argument.
14795 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
14796 Detect nested cycles.
14797 (vect_is_simple_reduction): Update documentation, add an argument to
14798 distinguish inner-loop reduction from nested cycle, detect nested
14799 cycles, fix printings and indentation, don't swap operands in case
14801 (get_initial_def_for_reduction): Handle subtraction.
14802 (vect_create_epilog_for_reduction): Add new argument to specify
14803 reduction variable.
14804 (vect_finalize_reduction): Handle subtraction, fix comments.
14805 (vectorizable_reduction): Handle nested cycles. In case of nested
14806 cycle keep track of the reduction variable position. Call
14807 vect_is_simple_reduction with additional parameter. Use original
14808 statement code in reduction epilogue for nested cycle. Call
14809 vect_create_epilog_for_reduction with additional parameter.
14810 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14811 inner-loop vectorization.
14812 (vect_recog_widen_sum_pattern): Likewise.
14813 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14815 (vect_mark_stmts_to_be_vectorized): Likewise.
14816 (vect_get_vec_def_for_operand): Handle nested cycles.
14818 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14820 * doc/invoke.texi (Debugging Options): Fix option index entries
14821 for -fdump-statistics, -frandom-seed add entries for
14822 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14823 (FRV Options): Fix entries for -mTLS, -mtls.
14824 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14825 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14826 (M68hc1x Options): Fix @itemx for -mnominmax.
14827 (MCore Options): Fix entry for -mno-lsim.
14828 (MMIX Options): Fix entry for -mabi=mmixware.
14829 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14831 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14833 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14834 Mention the plugin mode of gengtype.
14835 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14836 * gengtype.c: Updated copyright.
14837 (plugin_files, nb_plugin_files) Added new static variables.
14838 (measure_input_list) Care about plugin_files.
14839 (write_rtx_next): Added early return in plugin mode.
14840 (create_file): Updated copyright year in generated file. Added
14842 (oprintf): Added early return if NULL outf.
14843 (get_output_file_with_visibility): Care of plugin_files.
14844 (get_output_file_name): May return null.
14845 (write_local): Added early return.
14846 (put_mangled_filename): Ditto.
14847 (finish_root_table): Added check for base_files.
14848 (write_roots): Care about null when plugins.
14849 (main): Added plugin mode.
14851 2009-06-15 Ian Lance Taylor <iant@google.com>
14853 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
14854 * gcov.c (read_count_file): Add braces around variables declared
14857 * c.opt (Wjump-misses-init): New warning.
14858 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
14859 -Wall and -Wc++-compat if not already set.
14860 (c_common_post_options): Clear warn_jump_misses_init if it was not
14862 * c-decl.c (struct c_binding): Change type field to a union with
14863 new label field. Make it the first field in the struct. Update
14864 references to type to use u.type instead.
14865 (struct c_spot_bindings): Define.
14866 (struct c_goto_bindings): Define.
14867 (c_goto_bindings_p): Define, along with VECs.
14868 (struct c_label_vars): Define.
14869 (struct c_scope): Add has_label_bindings field.
14870 (bind_label, set_spot_bindings): New static functions.
14871 (decl_jump_unsafe, update_spot_bindings): New static functions.
14872 (update_label_decls): New static function.
14873 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14874 Update binding u.label field to shadowed field.
14875 (c_binding_start_stmt_expr): New function.
14876 (c_binding_end_stmt_expr): New function.
14877 (pushdecl): Don't call c_begin_vm_scope.
14878 (make_label): Add defining and p_label_vars parameters. Change
14880 (lookup_label): Correct test for whether a label has not yet been
14881 defined. Call bind_label rather than bind.
14882 (warn_about_goto): New static function.
14883 (lookup_label_for_goto): New function.
14884 (declare_label): Call bind_label rather than bind.
14885 (check_earlier_gotos): New static function.
14886 (define_label): Don't give errors about jumping into statement
14887 expressions or scopes of variably modified types. Call
14888 set_spot_bindings and check_earlier_gotos. Call bind_label
14889 instead of bind. Don't set label_context_stack_se or
14890 label_context_stack_vm.
14891 (c_get_switch_bindings): New function.
14892 (c_release_switch_bindings): New function.
14893 (c_check_switch_jump_warnings): New function.
14894 (start_function): Don't set label_context_stack_se or
14895 label_context_stack_vm.
14896 (finish_function): Likewise.
14897 * c-typeck.c (label_context_stack_se): Don't define.
14898 (label_context_stack_vm): Don't define.
14899 (c_finish_goto_label): Call lookup_label_for_goto rather than
14900 lookup_label. Don't give errors about jumping into a statement
14901 expression or the scope of a variably modified type. Don't set
14902 label_context_stack_se or label_context_stack_vm.
14903 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14904 fields. Add bindings field.
14905 (c_start_case): Don't set deleted fields. Set bindings field.
14906 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14907 or blocked_vm. Call c_check_switch_jump_warnings.
14908 (c_finish_case): Don't test blocked_stmt_expr field. Call
14909 c_release_switch_bindings.
14910 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14911 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14912 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14913 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14914 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14915 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14916 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14917 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14918 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14919 (C_DECL_UNJUMPABLE_VM): Don't define.
14920 (C_DECL_UNDEFINABLE_VM): Don't define.
14921 (struct c_label_list): Don't define.
14922 (struct c_label_context_se): Don't define.
14923 (struct c_label_context_vm): Don't define.
14924 (struct c_spot_bindings): Declare.
14925 (c_bindings_start_stmt_expr): Declare.
14926 (c_bindings_end_stmt_expr): Declare.
14927 (lookup_label_for_goto): Declare.
14928 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14929 (c_check_switch_jump_warnings): Declare.
14930 (label_context_stack_se, label_context_stack_vm): Don't declare.
14931 (c_finish_goto_label): Update declaration.
14932 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14933 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14934 (Warning Options): Document -Wjump-misses-init.
14936 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14938 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14941 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14943 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14945 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14947 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14949 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14951 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14953 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14955 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14956 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14957 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14958 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14959 * dwarf2asm.c (dw2_force_const_mem): Update call to
14960 make_decl_one_only.
14961 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14962 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14963 * langhooks.c (lhd_comdat_group): Remove.
14964 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14965 * tree.h (DECL_COMDAT_GROUP): New.
14966 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14967 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14968 (make_decl_one_only): Change signature.
14969 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14970 make_decl_one_only.
14971 (make_decl_one_only): Change signature.
14972 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14974 2009-06-15 Richard Guenther <rguenther@suse.de>
14976 PR middle-end/40439
14977 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14979 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14981 * tree-ssa-math-opts.c: Remove extra divide.
14983 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14985 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14987 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14989 * passes.c: Add bswap pass.
14990 * tree-pass.h: Add pass_optimize_bswap declaration.
14991 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14992 Include rtl.h, expr.h and optabs.h for optab_handler check.
14993 (struct symbolic_number, pass_optimize_bswap): New definition.
14994 (do_shift_rotate, verify_symbolic_number_p): New functions.
14995 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14996 (gate_optimize_bswap): New function.
14997 * tree.c (widest_int_cst_value): New function.
14998 * tree.h (widest_int_cst_value): Prototype added.
15000 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15002 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15003 REG_EQUAL/REG_EQUIV notes.
15005 2009-06-14 Richard Guenther <rguenther@suse.de>
15007 PR middle-end/40389
15008 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15009 has its address taken if NRV was applied and it is addressable.
15010 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15011 function split out from ...
15012 (get_constraint_for_1): ... here.
15013 (handle_rhs_call): Use it to mark the return slot escaped if
15014 it is addressable and NRV was applied.
15016 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15018 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15019 Change first argument type to location_t.
15020 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15021 Do not set input_location.
15022 Use loc instead of input_location throughout.
15024 2009-06-13 Richard Guenther <rguenther@suse.de>
15026 PR tree-optimization/40421
15027 * tree-predcom.c (should_unroll_loop_p): Remove.
15028 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15030 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15032 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15033 Add location argument.
15035 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15037 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15039 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15040 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15041 * config/spu/spu-protos.h: Add location to
15042 spu_resolve_overloaded_builtin.
15043 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15044 spu_build_builtin_va_list.
15045 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15046 argument. Pass location to build_function_call_vec.
15047 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15049 (emit_fpu_switch): Same.
15050 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15051 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15052 to build_decl and create_artificial_label.
15053 (xtensa_gimplify_va_arg_expr): Same.
15054 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15055 (xstormy16_gimplify_va_arg_expr): Same.
15056 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15057 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15058 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15059 (mips16_build_function_stub): Same.
15060 (mips16_build_call_stub): Same.
15062 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15065 * arm/constraints.md (Pa, Pb): New constraints.
15066 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15067 split pattern to deal with them.
15069 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15071 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15072 fix index entry for -Xpreprocessor.
15074 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15076 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15077 Add location argument to build_decl call.
15078 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15079 (rs6000_init_builtins): Same.
15080 (spe_init_builtins): Same.
15081 (rs6000_gimplify_va_arg): Add location argument to
15082 create_artificial_label call.
15084 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15086 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15087 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15088 * Makefile.in: Fix GGC dependency for gcse.o.
15090 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15092 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15093 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15094 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15096 * c-parser.c (c_parser_binary_expression): Use current column while
15097 building binary operations.
15098 * common.opt (fshow-column): Enable by default.
15099 * tree-vrp.c (check_array_ref): Use warning_at.
15100 (check_array_bounds): Use location from call back if expr has no
15102 * tree.h: Add location argument to maybe_fold_*.
15103 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15104 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15105 (maybe_fold_offset_to_component_ref): Same.
15106 (maybe_fold_offset_to_reference): Same.
15107 (maybe_fold_offset_to_address): Same.
15108 (maybe_fold_stmt_indirect): Same.
15109 (maybe_fold_stmt_addition): Same.
15110 (fold_stmt_r): Pass location to maybe_fold_*.
15111 (fold_gimple_assign): Same.
15112 * c-tree.h: Add location argument to finish_decl,
15113 default_function_array_conversion, store_init_value.
15114 * c-decl.c (define_label): Use error_at.
15115 (c_make_fname_decl): Pass location to finish_decl.
15116 (finish_decl): New location argument.
15117 (build_compound_literal): Pass location to store_init_value.
15118 (grokdeclarator): Pass location to finish_decl.
15120 * c-typeck.c (array_to_pointer_conversion): New location argument.
15121 (function_to_pointer_conversion): Same.
15122 (default_function_array_conversion): Same.
15123 (parser_build_unary_op): Pass location to overflow_warning.
15124 (parser_build_binary_op): Same. Use warning_at.
15125 (build_unary_op): Pass location to array_to_pointer_conversion.
15126 (build_c_cast): Pass location to digest_init.
15127 (build_modify_expr): New location argument.
15128 (convert_for_assignment): Same.
15129 (store_init_value): Same.
15130 (digest_init): Same.
15131 (output_init_element): Pass location to digest_init and
15132 array_to_pointer_conversion.
15133 (c_finish_return): Pass location to convert_for_assignment.
15134 * gimplify.c (gimplify_conversion): Pass location to
15135 maybe_fold_offset_to_address.
15136 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15137 to maybe_fold_stmt_addition.
15138 * c-omp.c (c_finish_omp_atomic): Pass new location to
15140 (c_finish_omp_for): Same.
15141 * c-common.c (overflow_warning): New argument.
15142 * c-common.h: New argument to build_modify_expr, overflow_warning.
15143 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15145 (c_parser_initializer): Pass location to
15146 default_function_array_conversion.
15147 (c_parser_initelt): Same.
15148 (c_parser_initval): Same.
15149 (c_parser_asm_operands): Same.
15150 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15151 (c_parser_conditional_expression): Same.
15152 (c_parser_binary_expression): Add location info to stack. Use it.
15153 (c_parser_unary_expression): Pass location to
15154 default_function_array_conversion, parser_build_unary_op,
15155 build_indirect_ref, c_parser_postfix_expression_after_primary.
15156 (c_parser_postfix_expression_after_primary): New location argument.
15158 (c_parser_expression_conv): Pass location to
15159 default_function_array_conversion.
15160 (c_parser_expr_list): Same.
15161 (c_parser_omp_atomic): Same.
15162 (c_parser_omp_for_loop): Same.
15163 * c-tree.h (struct c_declarator): Add comment to id_loc.
15164 (build_array_declarator): New argument.
15165 * c-decl.c (build_array_declarator): Add location argument.
15166 (grokdeclarator): Set id_loc for cdk_array.
15167 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15168 build_array_declarator.
15169 * tree.c (build_omp_clause): Add location argument.
15170 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15171 (OMP_CLAUSE_LOCATION): New macro.
15172 (struct tree_omp_clause): Add location field.
15173 (build_omp_clause): Add argument.
15174 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15176 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15177 (cp_parser_omp_clause_collapse): Same.
15178 (cp_parser_omp_clause_default): Same.
15179 (cp_parser_omp_clause_if): Same.
15180 (cp_parser_omp_clause_nowait): Same.
15181 (cp_parser_omp_clause_num_threads): Same.
15182 (cp_parser_omp_clause_ordered): Same.
15183 (cp_parser_omp_clause_schedule): Same.
15184 (cp_parser_omp_clause_untied): Same.
15185 (cp_parser_omp_for_loop): Same.
15186 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15187 * c-tree.h (c_start_case): Add location argument.
15188 (c_process_expr_stmt): Same.
15189 (c_finish_goto_*): Same.
15190 * tree-parloops.c (initialize_reductions): Pass location to
15192 (create_parallel_loop): Same.
15193 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15194 (gfc_trans_omp_reduction_list): Same.
15195 (gfc_trans_omp_clauses): Same.
15196 (gfc_trans_omp_do): Same.
15197 * c-typeck.c (c_finish_goto_label): Same.
15198 (c_finish_goto_ptr): New location argument.
15199 (c_start_case): Same.
15200 (emit_side_effect_warnings): Same.
15201 (c_process_expr_stmt): Same.
15202 (c_finish_stmt_expr): Same.
15203 (c_finish_omp_clauses): Use error_at instead of error.
15204 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15206 * c-omp.c (c_split_parallel_clauses): New location argument.
15207 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15208 to build_omp_clause.
15209 (convert_local_reference_stmt): Same.
15210 (convert_gimple_call): Same.
15211 * c-common.h (c_split_parallel_clauses): New argument.
15212 * c-parser.c (c_parser_statement_after_labels): Pass location to
15213 c_finish_goto_label.
15214 (c_parser_switch_statement): Pass location to c_start_case.
15215 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15216 and c_process_expr_stmt.
15217 (c_parser_omp_variable_list): Add location argument.
15218 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15219 (c_parser_omp_clause_default): Same.
15220 (c_parser_omp_clause_if): Same.
15221 (c_parser_omp_clause_num_threads): Same.
15222 (-c_parser_omp_clause_ordered): Same.
15223 (c_parser_omp_clause_reduction): Pass location to
15224 c_parser_omp_variable_list.
15225 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15226 (c_parser_omp_clause_untied): Same.
15227 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15228 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15230 * c-tree.h (check_for_loop_decls, undeclared_variable,
15231 build_component_ref, build_array_ref, build_external_ref,
15232 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15233 build_conditional_expr, build_compound_expr, c_cast_expr,
15234 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15235 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15237 * c-semantics.c (build_stmt): Same.
15238 (build_case_label): Same.
15239 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15240 (undeclared_variable): New argument.
15241 (make_label): Same.
15242 (lookup_label): Pass location on down.
15243 (define_label): Same.
15244 (finish_decl): Same.
15245 (build_compound_literal): Same.
15246 (finish_struct): Same.
15247 (finish_function): Do not set location here.
15248 (check_for_loop_decls): New argument.
15249 * tree.c (save_expr): Set location.
15250 (build_empty_stmt): New argument.
15251 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15252 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15253 * builtins.c (gimplify_va_arg_expr): Use locations.
15254 (expand_builtin_sync_operation): Same.
15255 * c-typeck.c (build_component_ref): New argument.
15256 (build_array_ref): Same.
15257 (build_external_ref): Same.
15258 (c_expr_sizeof_expr): Same.
15259 (c_expr_sizeof_type): Same.
15260 (parser_build_unary_op): Same.
15261 (build_conditional_expr): Same.
15262 (build_compound_expr): Pass location on down.
15263 (build_compound_expr): New argument.
15264 (build_c_cast): Same.
15265 (c_cast_expr): Same.
15266 (build_asm_expr): Same.
15267 (c_finish_return): Same.
15268 (c_process_expr_stmt): Pass location on down.
15269 (c_finish_stmt_expr): New argument.
15270 (push_clenaup): Same.
15271 (c_finish_omp_parallel): Same.
15272 (c_finish_omp_task): Same.
15273 * gimplify.c (gimplify_call_expr): Pass location on down.
15274 * c-omp.c (c_finish_omp_master): New argument.
15275 (c_finish_omp_critical): Same.
15276 (c_finish_omp_ordered): Same.
15277 (c_finish_omp_barrier): Same.
15278 (-c_finish_omp_taskwait): Same.
15279 (c_finish_omp_atomic): Same.
15280 (c_finish_omp_flush): Same.
15281 * tree-inline.c (copy_tree_body_r): Pass location on down.
15282 (inline_forbidden_p): Remove use of input_location.
15283 * c-gimplify.c (c_build_bind_expr): New argument.
15284 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15285 (c_sizeof_or_alignof_type): New argument.
15286 (c_alignof_expr): Same.
15287 (build_va_arg): Same.
15288 (c_add_case_label): Same.
15289 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15290 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15291 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15292 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15293 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15294 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15296 * stub-objc.c (objc_build_selector_expr): Same.
15297 (objc_build_throw_stmt): Same.
15298 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15299 (c_parser_initelt): Same.
15300 (c_parser_compound_statement): Same.
15301 (c_parser_compound_statement_nostart): Same.
15302 (c_parser_label): Same.
15303 (c_parser_statement_after_labels): Same.
15304 (c_parser_if_body): Same.
15305 (c_parser_else_body): Same.
15306 (c_parser_if_statement): Same.
15307 (c_parser_switch_statement): Same.
15308 (c_parser_while_statement): Same.
15309 (c_parser_do_statement): Same.
15310 (c_parser_for_statement): Same.
15311 (c_parser_asm_statement): Same.
15312 (c_parser_conditional_expression): Same.
15313 (c_parser_binary_expression): Same.
15314 (c_parser_cast_expression): Same.
15315 (c_parser_unary_expression): Same.
15316 (c_parser_sizeof_expression): Same.
15317 (c_parser_alignof_expression): Same.
15318 (c_parser_postfix_expression): Same.
15319 (c_parser_expression): Same.
15320 (c_parser_objc_receiver): Same.
15321 (c_parser_omp_variable_list): Same.
15322 (c_parser_omp_structured_block): Same.
15323 (c_parser_omp_atomic): New argument.
15324 (c_parser_omp_barrier): Same.
15325 (c_parser_omp_critical): Same.
15326 (c_parser_omp_flush): Pass location on down.
15327 (c_parser_omp_for_loop): New argument.
15328 (c_parser_omp_for): Same.
15329 (c_parser_omp_master): Same.
15330 (c_parser_omp_ordered): Same.
15331 (c_parser_omp_sections_scope): Same.
15332 (c_parser_omp_sections): Same.
15333 (c_parser_omp_parallel): Same.
15334 (c_parser_omp_single): Same.
15335 (c_parser_omp_task): Same.
15336 (c_parser_omp_taskwait): Pass location on down.
15337 (c_parser_omp_construct): Same.
15338 (c_parser_omp_threadprivate): Same.
15339 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15340 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15341 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15342 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15343 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15344 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15345 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15346 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15347 config/i386/i386.c, stmt.c:
15348 Add location argument to the following function definitions and/or
15349 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15350 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15351 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15352 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15353 do_case, c_finish_bc_stmt, build_compound_literal,
15354 build_function_call.
15355 * c-decl.c (build_compound_literal): Add location argument.
15356 Make all diagnostic calls use location.
15357 (start_struct): Same.
15358 (finish_struct): Same.
15359 (start_enum): Same.
15360 (build_enumerator): Same.
15361 (start_function): Same.
15362 (grokdeclarator): Make all diagnostic calls use location.
15363 (store_parm_decls_oldstyle): Same.
15364 * c-typeck.c (build_function_call): Add location argument.
15365 Make all diagnostic calls use location.
15367 (c_finish_bc_stmt): Same.
15368 * tree-nested.c (get_trampoline_type): Add argument.
15369 Pass location to build_decl.
15370 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15371 * rtl.h (RTL_LOCATION): New.
15372 * c-common.c (c_add_case_label): Add location argument.
15373 Make all diagnostic calls use location.
15374 * c-common.h: Add location argument to make_fname_decl, do_case,
15375 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15376 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15377 Set it appropriately for every case. Pass enum_loc to start_enum
15378 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15380 (c_parser_struct_or_union_specifier): Save location. Use it for
15381 start_struct, finish_struct, and parser_xref_tag.
15383 2009-06-12 Ian Lance Taylor <iant@google.com>
15385 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15387 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15388 cpp_opts->warn_cxx_operator_names.
15390 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15393 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15394 is returns NULL and OP is a VCE, look through the VCE.
15396 2009-06-12 Ian Lance Taylor <iant@google.com>
15399 * collect2.c (main): Use CONST_CAST2 in code inside #if
15400 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15402 2009-06-12 Joey Ye <joey.ye@intel.com>
15404 PR middle-end/39146
15405 * cfgexpand.c (get_decl_align_unit): Update
15406 max_used_stack_slot_alignment with align instead of
15407 stack_alignment_needed.
15409 * function.c (assign_stack_local_1): Update
15410 max_used_stack_slot_alignment with alignment_in_bits instead
15411 of stack_alignment_needed.
15412 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15415 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15417 * dwarf2out.c (last_var_location_insn): New variable.
15418 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15419 (dwarf2out_var_location): Don't record anything after last real
15420 insn. Only change labels if there were any real instructions
15421 in between last note and this one, or if changed sections.
15423 2009-06-11 Richard Henderson <rth@redhat.com>
15425 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15426 note when storing the frame pointer in a register.
15427 (FRP): Don't redefine to nothing for epilogue.
15428 (alpha_expand_epilogue): Mark register and sp restores.
15429 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15431 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15432 when gen_lowpart is needed.
15434 2009-06-11 Richard Henderson <rth@redhat.com>
15436 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15438 * dwarf2out.c (need_data_align_sf_opcode): New.
15439 (div_data_align): Move earlier.
15440 (def_cfa_1, reg_save): Use it.
15442 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15444 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15445 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15446 (ix86_handle_option): Handle OPT_mcrc32.
15447 (ix86_target_string): Add -mcrc32.
15448 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15450 * config/i386/i386.h (TARGET_CRC32): New.
15452 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15453 (sse4_2_crc32di): Likewise.
15455 * config/i386/i386.opt (mcrc32): New.
15457 * doc/invoke.texi: Document -mcrc32.
15459 2009-06-11 Richard Henderson <rth@redhat.com>
15461 * common.opt (gdwarf-): Accept a version number.
15462 * doc/invoke.texi (gdwarf-): Update docs.
15463 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15464 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15465 version level, and record it.
15467 * dwarf2.h (DW_CIE_VERSION): Remove.
15468 * dwarf2out.c (DWARF_VERSION): Remove.
15469 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15470 (output_call_frame_info): Use CIE version 3 for dwarf3,
15471 or if the return register column is out of range for version 1.
15472 (dwarf_stack_op_name): Add all dwarf3 values.
15473 (DEBUG_PUBTYPES_SECTION): New.
15474 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15475 encoding change for dwarf3.
15476 (output_die) [dw_val_class_die_ref]: Likewise.
15477 (output_compilation_unit_header): Emit correct version for dwarf3.
15478 (output_line_info): Likewise.
15479 (output_pubnames): Update for DWARF_VERSION removal.
15480 (output_aranges): Likewise.
15481 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15482 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15483 (dwarf2out_finish): Likewise.
15485 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15487 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15490 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15493 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15494 * builtins.c (expand_builtin_unreachable): New function.
15495 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15496 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15497 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15499 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15500 searching for missing barriers.
15502 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15504 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15505 when -fprofile-generate* was passed.
15506 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15508 2009-06-11 Anthony Green <green@moxielogic.com>
15510 * config/moxie/moxie.md: Define length attribute for all instructions.
15512 (*b<cond:code>): Support limited branch ranges for new PC-relative
15513 branch instructions.
15514 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15516 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15518 * config/i386/i386.c (min_insn_size): Use get_attr_length
15519 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15520 For __asm return 0.
15522 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15523 instead of emit_insn_before.
15525 2009-06-10 Ian Lance Taylor <iant@google.com>
15528 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15531 2009-06-10 Revital Eres <eres@il.ibm.com>
15533 * passes.c (init_optimization_passes): Reschedule
15534 predictive-commoning pass before complete unroll pass.
15536 2009-06-10 Martin Jambor <mjambor@suse.cz>
15538 * cgraph.c (cgraph_node_can_be_local_p): New function.
15539 (cgraph_make_node_local): New function.
15540 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15541 (cgraph_make_node_local): Declare.
15543 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15545 * tree.h (tree_base): Add packed_flag and user_align fields.
15546 Decrease size of spare field.
15547 (TYPE_USER_ALIGN): Use user_align from tree_base.
15548 (DECL_USER_ALIGN): Likewise.
15549 (TYPE_PACKED): Use packed_flag from tree_base.
15550 (DECL_PACKED): Likewise.
15551 (tree_type): Delete packed_flag and user_align fields. Widen
15552 precision field. Widen mode field and shuffle fields to align
15553 mode on an 8-bit boundary.
15554 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15555 Renumber decl_flag_* fields. Fix comments. Widen
15556 decl_common_unused field.
15557 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15558 (DECL_EXTERNAL): Likewise.
15559 (DECL_BIT_FIELD): Likewise.
15560 (DECL_NONADDRESSABLE_P): Likewise.
15561 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15562 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15564 2009-06-10 Ian Lance Taylor <iant@google.com>
15566 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15567 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15568 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15569 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15570 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15571 DEF_VEC_ALLOC_FUNC_P.
15572 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15573 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15574 DEF_VEC_ALLOC_FUNC_O.
15575 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15576 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15577 DEF_VEC_ALLOC_FUNC_I.
15578 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15579 (vec_stack_p_reserve_exact_1): Declare.
15580 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15581 (vec_stack_free): Declare.
15582 (VEC_stack_alloc): Define.
15583 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15584 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15585 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15586 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15588 (stack_vecs): New static variable.
15589 (vec_stack_p_reserve_exact_1): New function.
15590 (vec_stack_o_reserve_1): New static function.
15591 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15592 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15593 (vec_stack_free): New function.
15594 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15595 (VEC_df_ref_stack_alloc): Define.
15596 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15597 DEF_VEC_ALLOC_P_STACK.
15598 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15599 (struct df_collection_rec): Change _vec fields to VEC. Remove
15601 (df_free_collection_rec): Adjust for new fields.
15602 (df_insn_rescan): Use new df_collection_rec fields.
15603 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15604 (df_ref_create_structure, df_ref_record): Likewise.
15605 (df_get_conditional_uses, df_get_call_refs): Likewise.
15606 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15607 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15608 (df_record_exit_block_uses, df_bb_verify): Likewise.
15609 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15610 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15611 Remove count parameter. Change return type to void. Change all
15613 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15614 Remove count parameter. Change return type to void. Change all
15616 (df_install_refs): Change old_vec parameter to VEC. Remove count
15617 parameter. Change all callers.
15618 (df_install_mws): Change old_vec parameter to VEC. Remove count
15619 parameter. Change all callers.
15620 (df_refs_verify): Change new_rec parameter to VEC. Change call
15622 (df_mws_verify): Likewise.
15624 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15626 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15628 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15630 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15632 2009-06-10 Anthony Green <green@moxielogic.com>
15634 * config/moxie/crti.asm: New file.
15635 * config/moxie/crtn.asm: New file.
15636 * config/moxie/moxie.c: New file.
15637 * config/moxie/moxie.h: New file.
15638 * config/moxie/sfp-machine.h: New file.
15639 * config/moxie/moxie-protos.h: New file.
15640 * config/moxie/t-moxie: Created.
15641 * config/moxie/t-moxie-softfp: Created.
15642 * config/moxie/moxie.md: Created.
15643 * config/moxie/constraints.md: Created.
15644 * config.gcc: Add moxie support.
15645 * doc/md.texi (Machine Constraints): Add moxie constraints.
15646 * doc/contrib.texi (Contributors): Mention moxie port.
15647 * doc/install.texi (Specific): Mention the moxie port.
15649 2009-06-09 Ian Lance Taylor <iant@google.com>
15651 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15652 compiling with C++.
15653 * optabs.c (optab_table): Only use designated initializers if
15654 HAVE_DESIGNATED_INITIALIZERS is defined.
15655 (convert_optab_table): Likewise.
15656 (init_optabs): Always call init_insn_codes if
15657 HAVE_DESIGNATED_INITIALIZERS is not defined.
15659 2009-06-09 Ian Lance Taylor <iant@google.com>
15661 * targhooks.c (default_builtin_vectorized_function): Change fn
15662 parameter to unsigned int.
15663 (default_builtin_vectorized_conversion): Change code parameter to
15665 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15666 * targhooks.h: Update declarations.
15667 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15668 parameter to unsigned int.
15670 * c-typeck.c (comptypes_check_enum_int): New static function.
15671 (comptypes_internal): Add enum_and_int_p parameter. Change all
15673 (comp_target_types): Add location parameter. Change all callers.
15674 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15675 Change all callers.
15676 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15677 (build_conditional_expr): Add colon_loc parameter. Change all
15679 (convert_for_assignment): Add location parameter. Change all callers.
15680 * c-parser.c (c_parser_conditional_expression): Pass location of
15681 colon to build_conditional_expr.
15682 * c-tree.h (build_conditional_expr): Update declaration.
15684 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15686 * graphite.c: Revert previous patch.
15688 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15691 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15693 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15695 * tree-ssa-loop-prefetch.c
15696 (loop_prefetch_arrays): Fixed a portability problem in printf format
15699 2009-06-09 Martin Jambor <mjambor@suse.cz>
15701 PR tree-optimization/40351
15702 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15703 refrence to a potential artifical subaccess can be constructed.
15705 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15707 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15708 (sh_override_options): Likewise.
15709 * config/sh/sh.c: Include params.h.
15710 (sh_optimization_options): New.
15711 (sh_override_options): Likewise.
15712 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15713 (OVERRIDE_OPTIONS): Use sh_override_options.
15715 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15717 * dwarf2out.c (emit_cfa_remember): New variable.
15718 (add_fde_cfi): If emit_cfa_remember, recurse to add
15719 DW_CFA_remember_state first.
15720 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15721 instead just set emit_cfa_remember.
15723 2009-06-08 Jan Hubicka <jh@suse.cz>
15726 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15728 2009-06-08 Jan Hubicka <jh@suse.cz>
15730 PR middle-end/39834
15731 * cgraphunit.c (save_inline_function_body): Do not copy transform
15732 hooks for saved inline bodies.
15733 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15734 for given function.
15736 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15738 * jump.c (returnjump_p): Handle delayed branches. Add missing
15741 2009-06-08 Jan Hubicka <jh@suse.cz>
15743 PR middle-end/40102
15744 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15745 original node might've been modified.
15746 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15748 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15750 * tree-object-size.c (addr_object_size): Add OSI argument.
15751 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15752 (compute_builtin_object_size, expr_object_size): Adjust callers.
15753 (plus_stmt_object_size): Call addr_object_size instead of
15754 compute_builtin_object_size.
15756 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15757 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15759 * tree-ssa-loop-prefetch.c
15760 (gather_memory_references): Introduced a counter for the number of
15762 (anything_to_prefetch_p): Introduced a counter for the number of
15764 (is_loop_prefetching_profitable): New function with a cost model
15766 (loop_prefetch_arrays): Use the new cost model to determine if
15767 prefetching is profitable.
15768 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15769 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15770 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15771 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15772 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15773 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15775 2009-06-08 Michael Matz <matz@suse.de>
15778 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15779 partitions use the same.
15780 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15781 for basevars of SSA_NAMEs.
15782 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15783 to not expand them twice.
15784 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15787 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15789 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15790 (fdump-final-insns=, gtoggle): New.
15791 * doc/invoke.texi: Document them.
15792 * final.c (rest_of_clean_state): Dump final insn stream.
15793 * gcc.c (invoke_as): Hook in -fcompare-debug.
15794 (static_spec_functions): Add compare-debug-dump-opt,
15795 compare-debug-self-opt and compare-debug-auxbase-opt.
15796 (compare_debug, compare_debug_second, compare_debug_opt): New.
15797 (switches_debug_check, n_switches_debug_check): New.
15798 (debug_auxbase_opt, debug_check_temp_file): New.
15799 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15801 (do_self_spec): Handle arguments after switches.
15802 (do_spec_1): Add .gk extension to temp file basenames for compare.
15803 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15804 (cc1_options): Use it instead of normal auxbase computation for
15805 the second compare-debug compilation.
15806 (compare_files): New.
15807 (main): Set up and implement compare debug mode.
15808 (compare_debug_dump_opt_spec_function): New.
15809 (compare_debug_self_opt_spec_function): New.
15810 (compare_debug_auxbase_opt_spec_function): New.
15811 * toplev.c (process_options): Handle flag_gtoggle,
15812 flag_dump_final_insns.
15813 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15814 during -fcompare-debug-second compilation.
15816 2009-06-07 Ian Lance Taylor <iant@google.com>
15818 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15819 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15821 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15822 with no default node. Change warning with %H to warning_at.
15823 Don't clear warn_switch around case checking.
15824 * doc/invoke.texi (Warning Options): Clarify distinction between
15825 -Wswitch and -Wswitch-enum.
15827 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15829 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15831 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15833 * gbl-ctors.h: Add header guard.
15835 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15837 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15838 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15839 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15840 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15841 prototypes for removed functions.
15842 (expressions_equal_p): Move to ...
15843 * tree-ssa-sccvn.h: ... here and ...
15844 * matrix-reorg.c: ... adjust includes.
15846 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15848 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
15850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15852 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
15853 (finish_function): Remove erroneous whitespace.
15855 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15857 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
15858 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
15860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15862 * errors.c (internal_error): Commentary typo fix.
15863 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
15864 * tree-ssa-pre.c: Ditto.
15866 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15868 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15869 them is supposed to hold actual statements.
15871 2009-06-06 Ian Lance Taylor <iant@google.com>
15873 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15874 empty statements can now have attributes.
15876 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15878 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15879 * config/mips/mips.md: Ditto.
15881 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15883 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15885 (__eabi_uconvert): Likewise.
15887 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15889 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15890 CFI_* definitions with IN_GCC.
15892 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15894 * xcoffout.h (xcoffout_source_line): Update prototype.
15896 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15898 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15899 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15901 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15903 PR middle-end/40340
15904 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15905 inlined_function_outer_scope_p blocks for artificial inlines
15907 * tree.c (tree_nonartificial_location): Rewrite using
15908 block_nonartificial_location.
15910 2009-06-05 Revital Eres <eres@il.ibm.com>
15911 Leehod Baruch <leehod@il.ibm.com>
15913 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15914 (expand_expr_real_1): Remove comment.
15915 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15916 Vectorize misaligned access when the target supports it.
15917 (vect_supportable_dr_alignment): Check for unaligned access support.
15918 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15921 2009-06-05 Julian Brown <julian@codesourcery.com>
15923 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15924 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15926 2009-06-05 Richard Guenther <rguenther@suse.de>
15929 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15930 as possibly unused.
15932 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15934 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15935 (save_gprs): Don't tell unwinder when a global register is saved.
15936 (s390_emit_epilogue): Emit needed epilogue unwind info.
15938 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15940 * dwarf2out.c (deferred_asm_name): New.
15941 (add_name_and_src_coords_attributes): Defer creation of
15942 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15944 (move_linkage_attr): New.
15945 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15948 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15950 * tree-nested.c (finalize_nesting_tree_1): Declare the
15951 frame_decl in the binding tree.
15953 2009-06-04 Cary Coutant <ccoutant@google.com>
15955 * basic-block.h (struct basic_block_def): Add discriminator field.
15956 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15958 * debug.c (do_nothing_debug_hooks): Add additional entry.
15959 (debug_nothing_int_charstar_int): New function.
15960 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15961 (debug_nothing_int_charstar_int): New declaration.
15962 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15963 discriminator value in .loc directive.
15964 * final.c (last_discriminator): New variable.
15965 (discriminator): New variable.
15966 (final_start_function): Initialize above variables, pass current
15967 discriminator to debug hook.
15968 (notice_source_line): Check for discriminator change.
15969 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15970 * sdbout.c (sdbout_source_line): New parameter.
15971 * tree-cfg.c (struct locus_discrim_map): New structure type.
15972 (discriminator_per_locus): New hash table.
15973 (build_gimple_cfg): Allocate and free discriminator hash table.
15974 (make_edges): Call assign_discriminator.
15975 (locus_map_hash): New function.
15976 (locus_map_eq): New function.
15977 (next_discriminator_for_locus): New function.
15978 (same_line_p): New function.
15979 (assign_discriminator): New function.
15980 (make_cond_expr_edges): Call assign_discriminator.
15981 (make_gimple_switch_edges): Likewise.
15982 (first_non_label_stmt): New function.
15983 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15985 * xcoffout.c (xcoffout_source_line): Add new parameter.
15987 * configure.ac (gcc_cv_as_discriminator): New configury check for
15988 gas support for discriminator.
15989 * configure: Regenerate.
15990 * config.in: Regenerate.
15992 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15994 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15995 val after checking for integers.
15997 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15999 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16001 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16002 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16003 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16004 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16005 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16006 X64_SSE_REGPARM_MAX.
16007 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16008 X64_SSE_REGPARM_MAX.
16010 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16012 * gcc.c (report_times_to_file): New.
16013 (execute): Implement it.
16014 (process_command): Support -time=.
16015 * doc/invoke.texi: Document it.
16017 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16019 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16020 that have value exprs.
16022 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16024 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16025 declarations for constants until...
16026 (dw2_output_indirect_constant_1): ... this point.
16028 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16031 * arm.md (arm_addsi3): Don't try to split an add with an
16032 eliminable register until after reload has completed.
16034 2009-06-03 Ian Lance Taylor <iant@google.com>
16036 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16037 * genattrtab.c (write_length_unit_log): Likewise.
16038 * genchecksum.c (dosum): Likewise.
16039 * gengtype.c (write_rtx_next): Likewise.
16040 (finish_root_table, write_roots): Likewise.
16041 * gimple.c (gimple_ops_offset_): Likewise.
16042 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16043 * config/arc/arc.c (arc_attribute_table): Likewise.
16044 * config/arm/arm.c (arm_attribute_table): Likewise.
16045 * config/avr/avr.c (avr_attribute_table): Likewise.
16046 * config/crx/crx.c (crx_attribute_table): Likewise.
16047 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16048 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16049 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16050 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16051 * config/sh/sh.c (sh_attribute_table): Likewise.
16052 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16053 * config/spu/spu.c (spu_attribute_table): Likewise.
16054 * config/v850/v850.c (v850_attribute_table): Likewise.
16056 * config/alpha/alpha.c (vms_attribute_table): Make static.
16057 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16058 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16059 * config/mips/mips.c (mips_attribute_table): Likewise.
16061 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16063 (cc1-checksum.o): Likewise.
16065 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16067 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16069 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16071 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16072 insn if it is changing sp. Use gen_add3_insn instead of
16073 conditionally gen_addsi3 and gen_adddi3.
16074 (offset_below_red_zone_p): New static inline function.
16075 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16076 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16077 * config/rs6000/ppc-asm.h: Include auto-host.h.
16078 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16079 CFI_RESTORE): Define.
16080 * config/rs6000/crtresxgpr.asm: Add unwind info.
16081 * config/rs6000/crtresxfpr.asm: Likewise.
16082 * config/rs6000/crtresgpr.asm: Likewise.
16083 * config/rs6000/crtresfpr.asm: Likewise.
16084 * config/rs6000/crtsavgpr.asm: Likewise.
16085 * config/rs6000/crtsavfpr.asm: Likewise.
16087 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16088 argument of DWARF2_FRAME_REG_OUT macros.
16090 2009-06-03 Julian Brown <julian@codesourcery.com>
16092 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16093 words or less (including TImode) in core registers.
16095 2009-06-03 Richard Guenther <rguenther@suse.de>
16097 PR middle-end/40328
16098 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16100 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16102 * statistics.c (statistics_counter_event): Do not record event
16103 in pass dump if its number == -1.
16104 (curr_statistics_hash): Add assert that we never get passes
16105 with static number == -1.
16107 2009-06-03 Richard Guenther <rguenther@suse.de>
16108 Andrey Belevantsev <abel@ispras.ru>
16110 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16111 non-BLKmode arrays addressable.
16113 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16115 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16116 * config/m68k/m68k.h: ... here.
16118 2009-06-03 Martin Jambor <mjambor@suse.cz>
16120 PR tree-optimization/40323
16121 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16124 2009-06-03 Richard Guenther <rguenther@suse.de>
16126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16129 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16131 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16132 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16133 JUMP_TABLE_DATA_P where applicable.
16134 * config/sh/sh.c: Ditto.
16135 * config/sh/sh.h: Ditto.
16136 * config/sh/sh.md: Ditto.
16137 * config/sh/symbian.c: Ditto.
16139 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16141 * config/i386/driver-i386.c (describe_cache): Optimize
16142 concatenation of strings. Use snprintf instead of sprintf.
16143 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16144 target when not compiling with GCC.
16146 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16148 * config/sh/sh.c: Revert last change.
16149 (sh_expand_epilogue): Emit a blockage insn before the frame
16150 pointer adjustment unconditionally.
16152 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16154 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16155 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16156 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16157 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16158 to COLLECT_GCC_OPTIONS.
16160 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16162 * collect2.c (target_system_root): New variable.
16163 (main): Handle --sysroot=.
16164 (ignore_library): Strip the sysroot from the library path.
16166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16168 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16169 (collect2.o): Depend on collect2-aix.h.
16170 (collect2-aix.o): New rule.
16171 * collect2-aix.h: New file.
16172 * collect2-aix.c: Likewise.
16173 * collect2.c: Include collect2-aix.h. Don't undefine
16174 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16175 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16176 Use TARGET_AIX_VERSION instead of _AIX51.
16177 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16178 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16179 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16180 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16181 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16183 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16185 * collect2.c (ignore_library): Avoid premature post-increment
16186 and null deference.
16188 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16190 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16191 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16192 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16193 CROSS_DIRECTORY_STRUCTURE too.
16194 (LINK_LIBG_SPEC): Likewise.
16195 (LIB_SPEC): Add %R to sysroot paths.
16196 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16197 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16198 * config/rs6000/aix51.h: As for aix43.h.
16199 * config/rs6000/aix52.h: Likewise.
16200 * config/rs6000/aix53.h: Likewise.
16201 * config/rs6000/aix61.h: Likewise.
16202 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16203 to the beginning of sysroot paths.
16205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16207 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16208 INSN_LISTs that are out of the REG_NOTE range.
16210 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16212 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16213 (struct var_to_expand): Likewise.
16214 (struct opt_info): Add head and tail for linked lists of the above.
16215 (analyze_insn_to_expand_var): Initialize next.
16216 (analyze_iv_to_split_insn): Likewise.
16217 (analyze_insns_in_loop): Create linked lists.
16218 (allocate_basic_variable): Simplify for use without hash table.
16219 (insert_var_expansion_initialization): Likewise, make it type-safer.
16220 (combine_var_copies_in_loop_exit): Likewise.
16221 (apply_opt_in_copies): Walk lists rather than hash tables.
16222 (release_var_copies): Simplified and inlined by hand into...
16223 (free_opt_info): ... this function.
16225 2009-06-02 Richard Guenther <rguenther@suse.de>
16227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16230 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16232 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16233 only for builtins that are not overridden.
16235 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16237 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16240 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16242 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16244 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16246 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16248 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16250 * common.opt (fdump-unnumbered-links): New.
16251 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16252 * print-rtl.c (flag_dump_unnumbered_links): New.
16253 (print_rtx): Test it.
16255 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16257 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16258 push/pop multiple to 8-byte alignment.
16260 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16262 * config/i386/i386.c (queued_cfa_restores): New static variable.
16263 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16265 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16266 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16267 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16268 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16269 note unconditionally.
16270 (ix86_emit_restore_regs_using_mov): Likewise.
16271 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16272 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16273 it through to ix86_emit_restore_reg_using_pop.
16274 (ix86_emit_leave): Add RED_OFFSET argument. Call
16275 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16276 instead of adding REG_CFA_OFFSET note unconditionally.
16277 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16278 the above functions. Call ix86_add_queued_cfa_restore_notes when
16281 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16282 force output of the label even for dwarf2out_do_cfi_asm.
16283 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16284 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16285 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16287 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16288 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16289 dwarf2out_cfi_label callers.
16290 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16291 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16292 Adjust dwarf2out_cfi_label callers.
16293 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16295 * config/i386/i386.h (struct machine_cfa_state,
16296 struct machine_function): Guard with ifndef USED_FOR_TARGET
16297 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16300 * emutls.c (__emutls_get_address): Change arr->size to mean number
16301 of allocated arr->data entries instead of # of slots + 1.
16303 PR middle-end/40316
16304 * recog.c (peep2_reinit_state): New function.
16305 (peephole2_init_state): Use it at the end of a basic block and also
16306 when seeing a RTX_FRAME_RELATED_P insn.
16308 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16310 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16311 fixuns_truncrfdi2): New.
16312 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16313 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16314 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16315 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16316 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16317 *recip_approx): Remove.
16318 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16319 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16320 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16322 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16325 2009-06-01 Ian Lance Taylor <iant@google.com>
16327 * attribs.c (register_attribute): Use CONST_CAST.
16328 * collect2.c (main): Use CONST_CAST2.
16329 (scan_prog_file): Likewise.
16330 * gcc.c (process_command, main): Likewise.
16331 * toplev.c (toplev_main): Likewise.
16333 * c-typeck.c (handle_warn_cast_qual): New static function,
16334 partially broken out of build_c_cast.
16335 (build_c_cast): Call handle_warn_cast_qual.
16336 * doc/invoke.texi (Warning Options): Document new effect of
16339 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16341 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16342 (diagnostic_report_current_module): Print columns.
16343 * common.opt (flag_show_column): Enable by default.
16345 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16347 * alias.c (find_base_term): Check for NULL term before returning.
16349 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16351 Revert due to PR40320:
16352 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16353 * calls.c (emit_library_call_value_1): Don't force_operand for move
16356 2009-06-01 Olivier Hainque <hainque@adacore.com>
16357 Eric Botcazou <ebotcazou@adacore.com>
16359 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16360 to be processed as a bitfield for constructor output purposes.
16361 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16363 * varasm.c (oc_local_state): New type, output_constructor
16364 local state to support communication with helpers.
16365 (oc_outer_state): New type, output_constructor outer state of
16366 relevance in recursive calls.
16367 (output_constructor_array_range): New output_constructor helper,
16368 extracted code for an array range element.
16369 (output_constructor_regular_field): New output_constructor helper,
16370 extracted code for an element that is not a bitfield.
16371 (output_constructor_bitfield): New output_constructor helper,
16372 extracted code for a bitfield element. Accept an OUTER state
16373 argument for recursive processing. Recurse on record or array
16374 CONSTRUCTOR values, possibly past noop conversions.
16375 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16376 VALUE is a valid constant-valued expression for use in a static
16377 bit-field initializer.
16378 (output_constructor): Rework to use helpers. Accept and honor an
16379 OUTER state argument for recursive calls. Return total size. Be
16380 prepared for nested constructors initializing bitfields.
16381 (output_constant): Feed OUTER in calls to output_constructor.
16383 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16385 * calls.c (emit_library_call_value_1): Don't force_operand for move
16388 2009-06-01 Nick Clifton <nickc@redhat.com>
16390 * doc/invoke.texi (IA-64 Options): Fix typo.
16392 2009-06-01 Ira Rosen <irar@il.ibm.com>
16394 PR tree-optimization/39129
16395 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16397 (vect_do_peeling_for_loop_bound): Use
16398 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16399 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16400 (vect_loop_versioning): Likewise.
16401 (vect_create_cond_for_alias_checks): Fix indentation.
16402 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16404 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16405 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16406 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16407 "control flow in loop".
16408 (vect_estimate_min_profitable_iters): Use
16409 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16410 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16411 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16412 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16413 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16414 statement belongs to a group of strided accesses with the exact code
16416 (vectorizable_load): Likewise.
16417 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16418 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16420 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16422 * config/freebsd-stdint.h: New file.
16423 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16424 Add freebsd-stdint.h to tm_file.
16426 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16428 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16429 (thumb2_extendhidi2): Likewise.
16431 2009-05-31 Ian Lance Taylor <iant@google.com>
16433 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16435 2009-05-31 Ian Lance Taylor <iant@google.com>
16437 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16438 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16439 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16441 2009-05-31 Jason Merrill <jason@redhat.com>
16443 * tree-pretty-print.c (print_call_name): Take the callee, not the
16444 call itself. Make non-static. Use dump_function_name for functions.
16445 (dump_generic_node): Adjust.
16446 * diagnostic.h: Declare print_call_name.
16447 * gimple-pretty-print.c (dump_gimple_call): Use it.
16449 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16451 * config/sh/sh.md (ashldi3_std): New define_expand.
16454 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16457 * config/sh/sh.c: Include debug.h.
16458 (sh_expand_epilogue): Emit a blockage insn before the frame
16459 pointer adjustment also when dwarf2out_do_frame returns true.
16461 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16463 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16464 (thumb2_extendqidi2): New pattern.
16466 2009-05-31 Ira Rosen <irar@il.ibm.com>
16468 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16469 mark phis for renaming.
16470 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16471 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16472 Call mark_sym_for_renaming.
16473 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16474 * tree-vect-loop.c (vect_transform_loop): Remove
16475 vect_memsyms_to_rename initialization and a call to
16476 mark_set_for_renaming.
16478 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16480 PR middle-end/40304
16481 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16482 frame related even if !set_cfa && style < 0.
16484 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16486 * config/i386/mingw-tls.c: New file.
16487 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16488 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16489 defining _WIN32 but not __CYGWIN__.
16491 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16493 * configure.ac: Add MPC support.
16495 * config.in, configure: Regenerate.
16497 2009-05-29 Richard Henderson <rth@redhat.com>
16499 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16500 NOTE_INSN_BASIC_BLOCK.
16501 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16502 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16503 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16505 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16507 (add_cfi): Disable check redefining cfa away from drap.
16508 (lookup_cfa_1): Add remember argument; handle remember/restore.
16509 (lookup_cfa): Pass remember argument.
16510 (cfa_remember): New.
16511 (compute_barrier_args_size_1): Remove sibcall check.
16512 (dwarf2out_frame_debug_def_cfa): New.
16513 (dwarf2out_frame_debug_adjust_cfa): New.
16514 (dwarf2out_frame_debug_cfa_offset): New.
16515 (dwarf2out_frame_debug_cfa_register): New.
16516 (dwarf2out_frame_debug_cfa_restore): New.
16517 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16518 (dwarf2out_begin_epilogue): New.
16519 (dwarf2out_frame_debug_restore_state): New.
16520 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16521 DW_CFA_restore_state.
16522 (output_cfi_directive): Likewise.
16523 (convert_cfa_to_fb_loc_list): Likewise.
16524 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16525 * dwarf2out.h: Update.
16526 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16527 (copy_insn_1): Early out for null.
16528 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16529 and dwarf2out_frame_debug_restore_state.
16530 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16531 (prologue_insn_hash, epilogue_insn_hash): New.
16532 (free_after_compilation): Adjust freeing accordingly.
16533 (record_insns): Create hash table if needed; push insns into
16534 hash instead of array.
16535 (maybe_copy_epilogue_insn): New.
16536 (contains): Search hash table instead of array.
16537 (sibcall_epilogue_contains): Remove.
16538 (thread_prologue_and_epilogue_insns): Split eh_return insns
16539 and mark them as epilogues.
16540 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16541 scanning in terms of basic blocks.
16542 * insn-notes.def (CFA_RESTORE_STATE): New.
16543 * jump.c (returnjump_p_1): Accept EH_RETURN.
16544 (eh_returnjump_p_1, eh_returnjump_p): New.
16545 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16546 CFA_REGISTER, CFA_RESTORE): New.
16547 * rtl.def (EH_RETURN): New.
16548 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16550 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16551 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16553 * config/i386/i386.c (gen_push): Update cfa state.
16554 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16555 add a CFA_ADJUST_CFA note.
16556 (ix86_dwarf_handle_frame_unspec): Remove.
16557 (ix86_expand_prologue): Update cfa state.
16558 (ix86_emit_restore_reg_using_pop): New.
16559 (ix86_emit_restore_regs_using_pop): New.
16560 (ix86_emit_leave): New.
16561 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16562 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16563 * config/i386/i386.h (struct machine_cfa_state): New.
16564 (ix86_cfa_state): New.
16565 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16566 (eh_return_internal): Merge from eh_return_<mode>,
16567 use eh_return rtx, split w/ epilogue.
16569 2009-05-29 Ian Lance Taylor <iant@google.com>
16571 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16573 * calls.c (emit_library_call_value_1): Likewise.
16575 * c-typeck.c (c_build_va_arg): New function.
16576 * c-tree.h (c_build_va_arg): Declare.
16577 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16578 instead of build_va_arg.
16580 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16582 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16583 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16584 (ptr_difference_cost): Use affine combinations to compute it.
16585 (difference_cost): Likewise.
16586 (get_computation_cost_at): Compute more accurate cost for addresses
16587 if the ratio is a multiplier allowed in addresses.
16588 For non-addresses, consider that an additional offset or symbol is
16591 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16593 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16594 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16596 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16597 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16598 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16600 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16601 to 1 for TYPE_SSE{IADD1,CVT1}.
16602 (prefix_vex_imm8): Removed.
16603 (length_vex): Only pass 1 as second argument to
16604 ix86_attr_length_vex_default if prefix_extra is 0.
16605 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16606 (length): For prefix vex computation use length_immediate
16607 attribute instead of prefix_vex_imm8.
16608 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16609 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16610 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16611 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16612 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16613 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16614 a space in between the operands.
16615 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16616 if one operand is 0xff and the other one si, di, bp or sp.
16617 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16618 other one si, di, bp or sp.
16619 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16620 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16621 type and mode attributes.
16622 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16623 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16624 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16625 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16626 prefix_data16 attribute iff MODE_DF.
16627 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16628 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16629 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16630 constm128_operand in length_immediate computation.
16631 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16632 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16633 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16634 length_immediate attribute to 1.
16635 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16636 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16637 for certain alternatives.
16638 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16639 prefix_data16 attribute if MODE_V1DF.
16640 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16641 length_immediate to 1.
16642 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16643 length_address to 4, set mode attribute to MODE_DI.
16644 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16645 (fxam<mode>2_i387): Set length attribute to 4.
16646 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16647 *prefetch_3dnow_rex): Override length_address attribute.
16648 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16650 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16651 (constm128_operand): Removed.
16652 * config/i386/i386.c (memory_address_length): For
16653 disp && !index && !base in 64-bit mode account for SIB byte if
16654 print_operand_address can't optimize disp32 into disp32(%rip)
16655 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16656 for fs: or gs: segment.
16657 (ix86_attr_length_immediate_default): When checking if shortform
16658 is possible, truncate immediate to the length of the non-shortened
16660 (ix86_attr_length_address_default): Ignore MEM_P operands
16662 (ix86_attr_length_vex_default): Only check for DImode on
16663 GENERAL_REG_P operands.
16664 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16665 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16666 (sse_cvttps2pi): Clear prefix_rep attribute.
16667 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16669 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16670 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16671 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16672 iff operand 2 is const_int_operand.
16673 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16674 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16675 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16677 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16679 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16680 prefix_data16 attribute for movlpd and movhpd instructions.
16681 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16682 length_immediate for shufpd instruction.
16683 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16684 (avx_cmpp<avxmodesuffixf2c><mode>3,
16685 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16686 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16687 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16688 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16689 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16690 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16691 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16692 prefix_data16 attribute for the first alternative to 1.
16693 (*avx_loadlps): Override length_immediate for the first alternative.
16694 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16695 attributes for second alternative.
16696 (*vec_concatv2sf_sse4_1): Override length_immediate and
16697 prefix_data16 attributes for second alternative.
16698 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16699 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16700 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16701 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16702 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16703 prefix_data16 and length_immediate to 1.
16704 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16706 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16707 prefix_extra attribute for variants that don't have 0f prefix alone.
16708 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16709 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16710 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16711 *sse4_1_pextrd): Set length_immediate to 1.
16712 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16713 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16715 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16716 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16717 length_immediate to 1 for second alternative.
16718 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16719 prefix_extra and length_immediate attributes for the first
16721 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16723 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16724 to 1 for the first and third alternative.
16725 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16727 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16729 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16731 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16732 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16733 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16734 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16735 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16736 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16737 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16738 ssse3_psign<mode>3): Override prefix_rex attribute.
16739 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16740 (ssse3_palignrti): Override length_immediate to 1.
16741 (ssse3_palignrdi): Override length_immediate to 1, override
16742 prefix_rex attribute.
16743 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16744 (sse4a_extrqi): Override length_immediate to 2.
16745 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16746 (sse4a_insertq): Override prefix_data16 to 0.
16747 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16748 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16749 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16750 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16751 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16752 and length_immediate to 1.
16753 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16754 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16755 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16756 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16757 and length_immediate to 1.
16758 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16759 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16760 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16761 avx_ptest256): Override prefix_extra to 1.
16762 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16763 Override prefix_data16 and length_immediate to 1.
16764 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16765 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16766 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16767 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16768 prefix_data16 to 0 and prefix_extra to 2.
16769 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16770 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16772 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16773 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16774 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16775 and prefix_extra to 2.
16776 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16777 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16778 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16779 avx_vpermilvar<mode>3,
16780 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16781 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16782 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16783 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16784 Override prefix_extra to 1.
16785 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16786 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16787 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16788 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16789 prefix_extra and length_immediate to 1.
16790 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16792 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16793 to 1 for the first alternative.
16794 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
16795 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16797 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16798 *movv2sf_internal_avx, *movv2sf_internal): Override
16799 prefix_rep attribute for certain alternatives.
16800 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16801 attributes for certain alternatives.
16802 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16803 attributes for certain alternatives.
16804 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16805 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16806 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16807 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16808 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16809 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16810 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16811 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16812 length_immediate to 1 if operand 2 is const_int_operand.
16813 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16814 *vec_extractv2si_1): Set length_immediate attribute to 1.
16815 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16816 using old 3DNOW insn rather than SSE/3DNOW_A.
16817 (mmx_emms, mmx_femms): Clear modrm attribute.
16819 2009-05-29 Martin Jambor <mjambor@suse.cz>
16821 * tree-sra.c: New implementation of SRA.
16823 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16824 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16825 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16826 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16827 (SRA_MAX_STRUCTURE_COUNT): Removed.
16828 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16829 * doc/invoke.texi (sra-max-structure-size): Removed.
16830 (sra-field-structure-ratio): Removed.
16832 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16834 PR middle-end/40291
16835 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16838 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16840 PR rtl-optimization/40101
16841 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16842 seqno. Adjust comment.
16843 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16844 inserting bookkeeping before a jump, the jump is not scheduled.
16845 When no positive seqno found, provide a value. Add comment.
16847 2009-05-29 Richard Guenther <rguenther@suse.de>
16849 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
16850 short-cutting on the first component.
16852 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16854 PR middle-end/39958
16855 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
16856 for trees other than decls/types.
16858 2009-05-29 Richard Guenther <rguenther@suse.de>
16860 * tree-ssa-operands.c (get_expr_operands): Do not handle
16861 INDIRECT_REFs in the handled-component case. Remove
16862 unused get_ref_base_and_extent case.
16863 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
16864 tree_low_cst and host_integerp where possible.
16865 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16866 codes for equivalence.
16867 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16869 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16871 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16872 to tmake_file for i[34567]86-*-cygwin*.
16874 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16877 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16878 (altivec_categorize_keyword, init_vector_keywords,
16879 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16882 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16884 * tree.c (handle_dll_attribute): Check if node is
16885 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16887 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16889 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16891 (thumb2_zero_extendqidi2): Likewise.
16893 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16895 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16896 instead of gen_movrt.
16897 * config/sh/sh.md (movrt): Remove.
16899 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16901 * doc/invoke.texi (IA-64 Options):
16902 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16903 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16904 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16905 -msched-prefer-non-control-spec-insns,
16906 -msched-stop-bits-after-every-cycle,
16907 -msched-count-spec-in-critical-path,
16908 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16909 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16910 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16911 and -msched-spec-verbose.
16913 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16915 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16916 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16918 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16920 2009-05-28 Richard Guenther <rguenther@suse.de>
16922 * tree-ssa-alias.c (ao_ref_init): New function.
16923 (ao_ref_base): Likewise.
16924 (ao_ref_base_alias_set): Likewise.
16925 (ao_ref_alias_set): Likewise.
16926 (refs_may_alias_p_1): Change signature.
16927 (refs_may_alias_p): Adjust.
16928 (refs_anti_dependent_p): Likewise.
16929 (refs_output_dependent_p): Likewise.
16930 (call_may_clobber_ref_p_1): Change signature.
16931 (call_may_clobber_ref_p): Adjust.
16932 (stmt_may_clobber_ref_p_1): New function split out from ...
16933 (stmt_may_clobber_ref_p): ... here.
16934 (maybe_skip_until): Adjust signature.
16935 (get_continuation_for_phi): Likewise.
16936 (walk_non_aliased_vuses): Likewise.
16937 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16938 (ao_ref_init): Declare.
16939 (ao_ref_base): Likewise.
16940 (ao_ref_alias_set): Likewise.
16941 (stmt_may_clobber_ref_p_1): Likewise.
16942 (walk_non_aliased_vuses): Adjust.
16943 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16944 (get_ref_from_reference_ops): remove.
16945 (vn_reference_lookup_2): Adjust signature.
16946 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16947 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16948 (vn_reference_lookup): Adjust.
16949 (vn_reference_insert): Likewise.
16950 (vn_reference_insert_pieces): Adjust signature.
16951 (visit_reference_op_call): Adjust.
16952 * tree-ssa-pre.c (get_expr_type): Simplify.
16953 (phi_translate_1): Adjust.
16954 (compute_avail): Likewise.
16955 (translate_vuse_through_block): Do not re-build trees.
16956 (value_dies_in_block_x): Likewise.
16957 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16959 (vn_reference_lookup_pieces): Adjust declaration.
16960 (vn_reference_insert_pieces): Likewise.
16962 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16964 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16965 with checking disabled.
16967 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16971 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16972 macro definition for support of three-operand format aligned
16973 .comm directive in assembler on cygwin/pe/mingw target OS.
16974 * configure: Regenerate.
16975 * config.h: Regenerate.
16977 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16978 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16979 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16981 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16982 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16984 2009-05-28 Ira Rosen <irar@il.ibm.com>
16986 PR tree-optimization/40254
16987 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16988 in analysis of basic blocks.
16990 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16992 PR middle-end/33699
16993 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16994 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16995 (TARGET_INITIALIZER): Use it.
16996 * cse.c (CHEAPER): Move it up to the other macros.
16997 (insert): Rename this ...
16998 (insert_with_costs): ... to this. Add cost parameters. Update
17000 (insert): New function. Call insert_with_costs.
17001 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17002 find_reg_offset_for_const, try_const_anchors): New functions.
17003 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17004 when using a const-anchor. Call insert_const_anchors.
17005 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17006 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17008 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17010 * tree-inline.c (remap_decls): Enable nonlocalized variables
17011 when not optimizing.
17013 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17015 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17016 Simplify other tests involving optimize.
17018 2009-05-27 Tom Tromey <tromey@redhat.com>
17020 * unwind-dw2.c (_Unwind_DebugHook): New function.
17021 (uw_install_context): Call _Unwind_DebugHook.
17023 2009-05-27 Tom Tromey <tromey@redhat.com>
17025 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17027 2009-05-27 Ian Lance Taylor <iant@google.com>
17029 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17030 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17031 (ALL_LINKERFLAGS): Define.
17032 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17033 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17034 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17035 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17036 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17037 $(LINKER_FOR_BUILD).
17038 (build/gcov-iov$(build_exeext)): Likewise.
17040 2009-05-27 Julian Brown <julian@codesourcery.com>
17042 * gcse.c (target.h): Include.
17043 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17044 copy of argument to a pseudo register.
17046 2009-05-27 Diego Novillo <dnovillo@google.com>
17048 * tree-ssa-live.c (dump_scope_block): Document arguments.
17049 (dump_scope_blocks): Document.
17050 (debug_scope_blocks): New.
17051 * tree-flow.h (debug_scope_blocks): Declare.
17053 2009-05-21 Denis Chertykov <denisc@overta.ru>
17055 * doc/contrib.texi (Contributors): Add myself to the list.
17057 2009-05-27 Olivier Hainque <hainque@adacore.com>
17059 * expr.c (target_align): New function. Alignment the TARGET of an
17060 assignment may be assume to have.
17061 (highest_pow2_factor_for_target): Use it instead of relying on
17062 immediate tree attributes of TARGET, not necessarily honored when
17063 intermediate bitfields are involved.
17065 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17068 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17069 AVX, SSE4, AES, PCLMUL and POPCNT.
17071 2009-05-27 Diego Novillo <dnovillo@google.com>
17073 * tree-pretty-print.c (dump_location): New.
17074 (dump_generic_node): Call it.
17075 Factor code to handle BLOCK nodes ...
17076 (dump_block_node): ... here.
17078 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17080 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17082 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17084 * gcc-plugin.h: Include config.h and system.h.
17085 (IN_GCC): Define if not defined.
17087 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17089 PR middle-end/40249
17090 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17093 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17095 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17097 * config/m32r/m32r.h: Ditto.
17098 * config/m32r/m32r.md: Ditto.
17099 * config/m32r/predicates.md: Ditto.
17101 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17103 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17105 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17108 (Loading plugins): typo.
17109 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17110 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17111 (Interacting with the GCC Garbage Collector): Added new section.
17112 (Giving information about a plugin): Added new section for
17114 * ggc.h (ggc_register_root_tab): Added declaration.
17115 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17116 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17117 (register_callback): Improved comment in declaration.
17118 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17119 (extra_root_vec) Added static variable for dynamic roots registration.
17120 (ggc_register_root_tab) Added new routine.
17121 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17122 PLUGIN_GGC_MARKING event.
17123 * ggc-zone.c: Include plugin.h.
17124 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17125 * ggc-page.c: Include plugin.h.
17126 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17127 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17128 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17129 (register_callback): check lack of callbacks for
17130 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17131 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17132 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17133 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17134 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17135 dependency on plugin.h.
17136 (plugin.o): Added dependency on ggc.h...
17138 2009-05-26 Richard Guenther <rguenther@suse.de>
17140 PR middle-end/40248
17142 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17143 with mismatched comparison modes.
17145 * expr.c (expand_expr_real_1): Expand the operand of a
17146 VIEW_CONVERT_EXPR in its natural mode.
17148 2009-05-26 Ian Lance Taylor <iant@google.com>
17150 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17151 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17152 (ALL_COMPILERFLAGS): Define.
17153 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17154 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17155 (collect2$(exeext), collect2.o): Likewise.
17156 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17157 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17158 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17159 (libbackend.o, intl.o, cppdefault.o): Likewise.
17160 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17161 (build/%.o): Use $(COMPILER_FOR_BUILD).
17162 (build/gen%$(build_exeext)): Likewise.
17163 (build/gcov-iov$(build_exeext)): LIkewise.
17164 * config/t-darwin (darwin.o): Use $(COMPILER).
17165 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17166 * config/t-sol2 (sol2-c.o): Likewise.
17167 (sol2.o): Likewise.
17168 * config/t-vxworks (vxworks.o): Likewise.
17169 * config/x-darwin (host-darwin.o): Likewise.
17170 * config/x-hpux (host-hpux.o): Likewise.
17171 * config/x-linux (host-linux.o): Likewise.
17172 * config/x-solaris (host-solaris.o): Likewise.
17173 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17174 * config/arm/t-arm (arm-c.o): Likewise.
17175 * config/arm/t-pe (pe.o): Likewise.
17176 * config/arm/t-wince-pe (pe.o): Likewise.
17177 * config/i386/t-cygming (winnt.o): Likewise.
17178 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17179 * config/i386/t-cygwin (cygwin1.o): Likewise.
17180 (cygwin2.o): Likewise.
17181 * config/i386/t-i386 (i386-c.o): Likewise.
17182 * config/i386/t-interix (winnt.o): Likewise.
17183 * config/i386/t-netware (netware.o): Likewise.
17184 * config/i386/t-nwld (nwld.o): Likewise.
17185 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17186 * config/i386/x-i386 (driver-i386.o): Likewise.
17187 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17188 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17189 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17190 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17191 * config/mips/x-native (driver-native.o): Likewise.
17192 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17193 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17194 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17195 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17196 * config/score/t-score-elf (score7.o): Likewise.
17197 (score3.o): Likewise.
17198 * config/sh/t-sh (sh-c.o): Likewise.
17199 * config/sh/t-symbian (sh-c.o): Likewise.
17200 (symbian.o): Likewise.
17201 * config/spu/t-spu-elf (spu-c.o): Likewise.
17202 * config/v850/t-v850 (v850-c.o): Likewise.
17203 * config/v850/t-v850e (v850-c.o): Likewise.
17205 2009-05-26 Richard Guenther <rguenther@suse.de>
17207 PR tree-optimization/40122
17208 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17209 VECTOR_CSTs if possible.
17210 (fold_gimple_assign): Likewise.
17212 2009-05-26 Richard Guenther <rguenther@suse.de>
17214 PR middle-end/40252
17215 * fold-const.c (fold_binary): Use the correct types for building
17218 2009-05-26 Richard Guenther <rguenther@suse.de>
17220 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17221 redundant calls to merge_alias_info.
17222 (bump_vector_ptr): Likewise.
17223 * tree-ssa-copy.c (merge_alias_info): Remove.
17224 (replace_exp_1): Remove call to merge_alias_info.
17225 (propagate_tree_value): Likewise.
17226 (fini_copy_prop): Propagate points-to info.
17227 * tree-flow.h (merge_alias_info): Remove.
17229 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17231 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17233 2009-05-25 Jan Hubicka <jh@suse.cz>
17235 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17236 * cgraph.h (struct inline_summary): New filed self_wize,
17237 size_inlining_benefit, self_time and time_inlining_benefit.
17238 (struct cgraph_global_info): Replace insns by time ans size fields.
17239 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17240 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17241 (ipcp_update_callgraph): Do not touch function bodies.
17242 * ipa-inline.c: Include except.h
17243 (MAX_TIME): New constant.
17244 (overall_insns): Remove.
17245 (leaf_node_p): New.
17246 (overall_size, max_benefit): New static variables.
17247 (cgraph_estimate_time_after_inlining): New function.
17248 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17249 (cgraph_clone_inlined_nodes): Update size.
17250 (cgraph_mark_inline_edge): Update size.
17251 (cgraph_estimate_growth): Use size info.
17252 (cgraph_check_inline_limits): Check size.
17253 (cgraph_default_inline_p): Likewise.
17254 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17255 (cgraph_decide_recursive_inlining): Check size.
17256 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17258 (cgraph_decide_inlining): Likewise.
17259 (cgraph_decide_inlining_incrementally): Likewise; honor
17260 PARAM_EARLY_INLINING_INSNS.
17261 (likely_eliminated_by_inlining_p): New predicate.
17262 (estimate_function_body_sizes): New function.
17263 (compute_inline_parameters): Use it.
17264 * except.c (must_not_throw_labels): New function.
17265 * except.h (must_not_throw_labels): Declare.
17266 * tree-inline.c (init_inline_once): Kill inlining_weigths
17267 * tree-ssa-structalias.c: Avoid uninitialized warning.
17268 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17269 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17270 (PARAM_INLINE_CALL_COST): Remove.
17271 (PARAM_EARLY_INLINING_INSNS): New.
17273 2009-05-25 Richard Guenther <rguenther@suse.de>
17275 PR tree-optimization/36327
17276 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17277 callback for reference translation or lookup at the point of may-defs.
17278 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17279 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17280 for union COMPONENT_REFs.
17281 (vn_reference_lookup_3): New callback. Lookup from memset
17282 and CONSTRUCTOR assignment, translate through struct copies.
17283 (vn_reference_lookup_pieces): Make sure to not free the
17284 passed operands array. Adjust walk_non_aliased_vuses call.
17285 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17286 make sure we do not leak memory.
17288 2009-05-25 Richard Guenther <rguenther@suse.de>
17290 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17291 * tree-inline.c (expand_call_inline): Reset the escaped and
17292 callused solutions.
17293 * tree-ssa-structalias.c (pass_build_ealias): New.
17294 * tree-pass.h (pass_build_ealias): Declare.
17295 * passes.c (init_optimization_passes): Add PTA during
17296 early optimizations.
17297 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17298 and CALLUSED solutions.
17299 (dump_points_to_solution): New function, split out from ...
17300 (dump_points_to_info_for): ... here.
17301 * tree-parloops.c (parallelize_loops): Reset the escaped and
17302 callused solutions.
17304 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17307 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17308 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17310 2009-05-25 Ira Rosen <irar@il.ibm.com>
17312 PR tree-optimization/40238
17313 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17314 statements after basic block's labels.
17315 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17316 to free the allocated memory.
17318 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17320 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17321 return address with a USE.
17323 2009-05-24 Richard Guenther <rguenther@suse.de>
17325 PR middle-end/40233
17326 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17327 array type from the main variant of the inner type.
17329 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17331 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17332 definition to bool (from int) to un-break build.
17333 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17335 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17337 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17338 discard_stmt_changes): Delete.
17339 * tree-ssa-operands.c (scb_stack): Delete.
17340 (init_ssa_operands): Do not initialize it.
17341 (fini_ssa_operands): Do not free it.
17342 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17344 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17345 update_stmt, remove the others. Fix comments.
17346 * tree-dfa.c (optimize_stack_restore): Likewise.
17347 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17348 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17349 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17350 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17352 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17353 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17354 (dom_opt_finalize_block): Likewise, adjusting access to
17356 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17357 (stmts_to_rescan): Change item type to gimple.
17358 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17360 2009-05-24 Ira Rosen <irar@il.ibm.com>
17362 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17363 * tree-pass.h (pass_slp_vectorize): New pass.
17364 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17365 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17366 * tree-vectorizer.c (timevar.h): Include.
17367 (user_vect_verbosity_level): Declare.
17368 (vect_location): Fix comment.
17369 (vect_set_verbosity_level): Update user_vect_verbosity_level
17370 instead of vect_verbosity_level.
17371 (vect_set_dump_settings): Add an argument. Ignore user defined
17372 verbosity if dump flags require higher level of verbosity. Print to
17373 stderr only for loop vectorization.
17374 (vectorize_loops): Update call to vect_set_dump_settings.
17375 (execute_vect_slp): New function.
17376 (gate_vect_slp): Likewise.
17377 (struct gimple_opt_pass pass_slp_vectorize): New.
17378 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17379 access its members.
17380 (vec_info_for_bb): New function.
17381 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17382 (VECTORIZATION_ENABLED): New macro.
17383 (SLP_ENABLED, SLP_DISABLED): Likewise.
17384 (vect_is_simple_use): Add bb_vec_info argument.
17385 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17386 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17387 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17388 vect_schedule_slp, vect_analyze_slp): Likewise.
17389 (vect_analyze_stmt): Add slp_tree argument.
17390 (find_bb_location): Declare.
17391 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17392 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17393 (vect_analyze_loop_operations, vect_analyze_loop,
17394 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17395 vect_finalize_reduction, vectorizable_reduction,
17396 vectorizable_live_operation, vect_transform_loop): Likewise.
17397 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17398 skip evolution analysis if analyzing a basic block.
17399 (dr_analyze_indices): Likewise.
17400 (initialize_data_dependence_relation): Skip the test whether the
17401 object is invariant for basic blocks.
17402 (compute_all_dependences): Skip dependence analysis for data
17403 references in basic blocks.
17404 (find_data_references_in_stmt): Don't fail in case of invariant
17405 access in basic block.
17406 (find_data_references_in_bb): New function.
17407 (find_data_references_in_loop): Move code to
17408 find_data_references_in_bb and add a call to it.
17409 (compute_data_dependences_for_bb): New function.
17410 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17411 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17413 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17414 unknown dependence in basic block and fail in case of dependence in
17416 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17417 dependence instances from either loop or basic block vectorization
17419 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17420 before calling nested_in_vect_loop_p.
17421 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17422 dependence instances from either loop or basic block vectorization
17424 (vect_verify_datarefs_alignment): Likewise.
17425 (vect_enhance_data_refs_alignment): Adjust function calls.
17426 (vect_analyze_data_refs_alignment): Likewise.
17427 (vect_analyze_group_access): Fix printing. Skip different checks if
17428 DR_STEP is 0. Keep strided stores either in loop or basic block
17429 vectorization data structure. Fix indentation.
17430 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17432 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17433 dependence instances from either loop or basic block vectorization
17435 (vect_analyze_data_refs): Update comment. Call
17436 compute_data_dependences_for_bb to analyze basic blocks.
17437 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17438 case of loop vectorization. In case of basic block vectorization use
17439 data-ref itself as a base.
17440 (vect_create_data_ref_ptr): In case of basic block vectorization:
17441 don't advance the pointer, add new statements before the current
17442 statement. Adjust function calls.
17443 (vect_supportable_dr_alignment): Support only aligned accesses in
17444 basic block vectorization.
17445 * common.opt (ftree-slp-vectorize): New flag.
17446 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17447 (vect_pattern_recog_1): Likewise.
17448 * tree-vect-stmts.c (process_use): Likewise.
17449 (vect_init_vector): Add new statements in the beginning of the basic
17450 block in case of basic block SLP.
17451 (vect_get_vec_def_for_operand): Adjust function calls.
17452 (vect_finish_stmt_generation): Likewise.
17453 (vectorizable_call): Add assert that it is loop vectorization, adjust
17455 (vectorizable_conversion, vectorizable_assignment): Likewise.
17456 (vectorizable_operation): In case of basic block SLP, take
17457 vectorization factor from statement's type and skip the relevance
17458 check. Adjust function calls.
17459 (vectorizable_type_demotion): Add assert that it is loop
17460 vectorization, adjust function calls.
17461 (vectorizable_type_promotion): Likewise.
17462 (vectorizable_store): Check for outer loop only in case of loop
17463 vectorization. Adjust function calls. For basic blocks, skip the
17464 relevance check and don't advance pointers.
17465 (vectorizable_load): Likewise.
17466 (vectorizable_condition): Add assert that it is loop vectorization,
17467 adjust function calls.
17468 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17469 that it is not reduction, get vector type, call only supported
17470 functions, skip loop specific parts.
17471 (vect_transform_stmt): Check for outer loop only in case of loop
17473 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17474 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17475 for external definition.
17476 * passes.c (pass_slp_vectorize): New pass.
17477 * tree-vect-slp.c (find_bb_location): New function.
17478 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17479 check for patterns only in loops.
17480 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17481 case of multiple types in basic block SLP.
17482 (vect_mark_slp_stmts_relevant): New function.
17483 (vect_supported_load_permutation_p): Fix comment.
17484 (vect_analyze_slp_instance): Add argument. In case of basic block
17485 SLP, take vectorization factor from statement's type, check that
17486 unrolling factor is 1. Adjust function call. Save SLP instance in
17487 either loop or basic block vectorization structure. Return FALSE,
17489 (vect_analyze_slp): Add argument. Get strided stores groups from
17490 either loop or basic block vectorization structure. Return FALSE
17491 if basic block SLP failed.
17492 (new_bb_vec_info): New function.
17493 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17494 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17495 (vect_schedule_slp): Add argument. Get SLP instances from either
17496 loop or basic block vectorization structure. Set vectorization factor
17497 to be 1 for basic block SLP.
17498 (vect_slp_transform_bb): New function.
17499 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17501 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17503 * final.c (shorten_branches): Do not align labels for jump tables.
17504 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17506 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17508 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17509 Remove outdated reference to flow.c and fix nits.
17510 * doc/gccint.texi: Tweak RTL description.
17511 * doc/rtl.texi: Likewise.
17513 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17515 * config/avr/avr.c: Change my email address.
17516 * config/avr/avr.h: Likewise.
17517 * config/avr/avr.md: Likewise.
17518 * config/avr/avr-protos.h: Likewise.
17519 * config/avr/libgcc.S: Likewise.
17521 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17523 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17524 (spu_split_load, spu_split_store): Change return type to int.
17525 (spu_split_convert): Declare.
17526 * config/spu/predicates.md (spu_mem_operand): Remove.
17527 (spu_mov_operand): Update.
17528 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17529 * config/spu/spu.c (regno_aligned_for_load): Remove.
17530 (reg_aligned_for_addr, spu_expand_load): Define.
17531 (spu_expand_extv): Reimplement and handle MEM.
17532 (spu_expand_insv): Handle MEM.
17533 (spu_sched_reorder): Handle insn's with length 0.
17534 (spu_legitimate_address_p): Reimplement.
17535 (store_with_one_insn_p): Return TRUE for any mode with size
17536 larger than 16 bytes.
17537 (address_needs_split): Define.
17538 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17540 (spu_convert_move): Define.
17541 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17542 (spu_split_store): Change all MEM's to TImode.
17543 (spu_init_expanders): Preallocate registers that correspond to
17544 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17546 (spu_split_convert): Define.
17547 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17548 (_move<mode>, _movdi, _movti): Update predicate and condition.
17549 (load, store): Change to define_split.
17550 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17552 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17553 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17554 define_insn_and_split of lshr<mode>3.
17555 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17556 (<v>ashr<mode>3_imm): Define.
17557 (extv, extzv, insv): Allow MEM operands.
17558 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17559 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17560 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17561 (_spu_convert2): Change to define_insn_and_split and remove the
17562 corresponding define_peephole2.
17563 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17564 Change predicates to memory_operand.
17566 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17568 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17570 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17572 PR tree-optimization/40219
17573 * tree.c (iterative_hash_expr): Make sure the builtin function is
17574 a normal builtin function and not a front end or back end builtin
17575 before indexing into the built_in_decls array.
17577 2009-05-22 Richard Guenther <rguenther@suse.de>
17579 PR middle-end/38964
17580 * alias.c (write_dependence_p): Do not use TBAA for answering
17581 anti-dependence or output-dependence.
17582 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17583 (emit_pointer_definition): Remove.
17584 (emit_alias_warning): Likewise.
17585 (find_what_var_points_to): Remove TBAA pruning code.
17586 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17588 (compute_points_to_sets): Remove code computing the set of
17589 dereferenced pointers.
17590 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17591 oracle for querying anti and output dependencies.
17592 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17593 if TBAA may be applied.
17594 (refs_anti_dependent_p): New function.
17595 (refs_output_dependent_p): Likewise.
17596 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17597 (refs_output_dependent_p): Likewise.
17598 * doc/tree-ssa.texi (Memory model): New section.
17599 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17600 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17601 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17602 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17603 * expr.c (expand_expr_real_1): Likewise.
17604 * gimple-low.c (lower_stmt): Likewise.
17605 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17606 (dump_gimple_cdt): Remove.
17607 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17608 (gimple_size): Likewise.
17609 (walk_gimple_op): Likewise.
17610 (is_gimple_stmt): Likewise.
17611 (walk_stmt_load_store_addr_ops): Likewise.
17612 (gimple_build_cdt): Remove.
17613 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17614 * gimple.h (gimple_cdt_new_type): Remove.
17615 (gimple_cdt_new_type_ptr): Likewise.
17616 (gimple_cdt_set_new_type): Likewise.
17617 (gimple_cdt_location): Likewise.
17618 (gimple_cdt_location_ptr): Likewise.
17619 (gimple_cdt_set_location): Likewise.
17620 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17621 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17622 GIMPLE_CHANGE_DYNAMIC_TYPE.
17623 (verify_types_in_gimple_stmt): Likewise.
17624 * tree-inline.c (estimate_num_insns): Likewise.
17625 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17626 (copy_decl_to_var): Likewise.
17627 (copy_result_decl_to_var): Likewise.
17628 * tree-pretty-print.c (dump_generic_node): Do not handle
17629 CHANGE_DYNAMIC_TYPE_EXPR.
17630 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17631 * tree-ssa-operands.c (get_expr_operands): Likewise.
17632 * tree-ssa-structalias.c (struct variable_info): Remove
17633 no_tbaa_pruning member.
17634 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17635 (unify_nodes): Do not copy it.
17636 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17637 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17638 (set_uids_in_ptset): Do not check it.
17639 (find_what_var_points_to): Likewise.
17640 (compute_tbaa_pruning): Remove.
17641 (compute_points_to_sets): Do not call it.
17642 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17643 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17644 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17645 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17646 (DECL_NO_TBAA_P): Likewise.
17647 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17648 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17649 (expand_omp_atomic_pipeline): Do not set it.
17650 * print-tree.c (print_node): Do not dump it.
17651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17654 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17657 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17660 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17662 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17665 2009-05-22 Ben Elliston <bje@au.ibm.com>
17667 * Makefile.in (bversion.h, s-bversion): New targets.
17668 (TOPLEV_H): Add bversion.h.
17669 * toplev.h: Include "bversion.h".
17670 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17671 the __format__ attribute only if compiling with the same version
17672 of GCC as the sources (the "build version").
17674 2009-05-22 Ben Elliston <bje@au.ibm.com>
17676 * c-format.c (handle_format_attribute): Fix comment typo.
17678 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17681 * config/ia64/ia64.opt (mfused-madd): New.
17682 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17683 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17684 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17685 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17686 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17687 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17688 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17689 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17690 instruction if !TARGET_FUSED_MADD.
17691 (fpma, fpms): Remove colon from name.
17693 2009-05-22 Richard Guenther <rguenther@suse.de>
17695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17696 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17697 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17699 (create_expression_by_pieces): Only convert if necessary.
17700 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17701 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17703 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17705 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17706 regular pattern from a template and rename it ...
17707 (*extzv_truncsi_exts): ... to this.
17709 2009-05-21 Richard Guenther <rguenther@suse.de>
17711 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17712 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17713 (cgraph_default_inline_p): Likewise.
17714 (cgraph_decide_inlining_incrementally): Likewise.
17716 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17717 Uros Bizjak <ubizjak@gmail.com>
17719 * config/i386/cpuid.h (bit_MOVBE): New.
17721 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17723 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17724 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17725 (ix86_handle_option): Handle OPT_mmovbe.
17726 (ix86_target_string): Add -mmovbe.
17727 (pta_flags): Add PTA_MOVBE.
17728 (processor_alias_table): Add PTA_MOVBE to "atom".
17729 (override_options): Handle PTA_MOVBE.
17731 * config/i386/i386.h (TARGET_MOVBE): New.
17733 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17734 (*bswapsi_movbe): New.
17735 (*bswapdi_movbe): Likewise.
17736 (bswapdi2): Renamed to ...
17737 (*bswapdi_1): This.
17738 (bswapdi2): New expander.
17740 * config/i386/i386.opt (mmovbe): New.
17742 * doc/invoke.texi: Document -mmovbe.
17744 2009-05-21 Taras Glek <tglek@mozilla.com>
17746 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17747 * gcc-plugin.h (plugin_init): Updated signature.
17748 * gcc-plugin.h (plugin_name_args): Moved to this header.
17749 * doc/plugins.texi (plugin_init): Updated documention to reflect
17751 * doc/plugins.texi (plugin_name_args): Added to documention.
17753 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17755 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17756 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17758 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17760 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17761 JUMP_TABLE_DATA_P predicates where applicable.
17762 * config/i386/predicates.md: Ditto.
17763 * config/i386/sse.md: Ditto.
17765 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17767 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17768 operand2 -128 override length_immediate attribute to 1.
17769 * config/i386/predicates.md (constm128_operand): New predicate.
17771 * config/i386/i386.c (memory_address_length): Handle %r12
17772 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17774 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17775 mode look through optional ZERO_EXTEND and SUBREG.
17776 * config/i386/i386.md (R12_REG): New define_constant.
17777 (prefix_data16): For sse unit set also for MODE_TI insns.
17778 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17779 insns set if operand 1 is ext_QIreg_operand.
17780 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17781 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17783 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17784 mode from MODE_DI to MODE_SI.
17785 (movdi_1_rex64): Override modrm and length_immediate attributes
17786 only for movabs (TYPE_IMOV, alternative 2).
17787 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17788 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17789 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17790 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17791 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17792 prefix_rex attribute if DImode.
17793 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17794 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
17795 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
17796 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17797 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17798 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17799 Likewise. For TYPE_IMOV clear length_immediate attribute.
17800 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17801 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17802 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17803 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17804 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17805 or one operand TYPE_ISHIFT.
17806 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17807 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17808 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17809 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17810 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17811 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17812 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17813 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17814 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17815 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17816 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17817 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17818 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17819 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17820 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17821 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17822 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17823 set mode attribute, don't override length attribute.
17824 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17826 (return_internal_long): Set length attribute to 2 instead of 1.
17827 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17828 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17829 prefix_rex attribute.
17830 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17832 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17834 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17836 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17838 2009-05-20 Ian Lance Taylor <iant@google.com>
17840 * tree.c (build_tree_list_vec_stat): New function.
17841 (ctor_to_vec): New function.
17842 (build_nt_call_vec): New function.
17843 (build_call_array): Change args to be a const pointer.
17844 (build_call_vec): New function.
17845 * tree.h (build_nt_call_vec): Declare.
17846 (build_tree_list_vec_stat): Declare.
17847 (build_tree_list_vec): Define.
17848 (build_call_array): Update declaration.
17849 (build_call_vec): Declare.
17850 (ctor_to_vec): Declare.
17851 * c-common.c (tree_vector_cache): New static variable.
17852 (make_tree_vector): New function.
17853 (release_tree_vector): New function.
17854 (make_tree_vector_single): New function.
17855 (make_tree_vector_copy): New function.
17856 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
17857 (make_tree_vector_single, make_tree_vector_copy): Declare.
17858 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
17859 (c_parser_expr_list): Don't manage cache here, instead call
17861 (c_parser_release_expr_list): Remove static function.
17862 (c_parser_vec_to_tree_list): Remove static function.
17863 (c_parser_attributes): Call build_tree_list_vec instead of
17864 c_parser_vec_to_tree_list. Call release_tree_vector instead of
17865 c_parser_release_expr_list.
17866 (c_parser_postfix_expression_after_primary): Likewise.
17867 (c_parser_objc_keywordexpr): Likewise.
17869 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17871 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17872 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17873 TARGET_CONVERT_TO_TYPE.
17874 * hooks.c (hook_tree_const_tree_null): Define.
17875 * hooks.h (hook_tree_const_tree_null): Declare.
17876 * target.h (struct gcc_target): Add invalid_parameter_type,
17877 invalid_return_type, promoted_type, and convert_to_type fields.
17878 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17879 (TARGET_INVALID_RETURN_TYPE): Define.
17880 (TARGET_PROMOTED_TYPE): Define.
17881 (TARGET_CONVERT_TO_TYPE): Define.
17882 (TARGET_INITIALIZER): Update for new fields.
17883 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17884 (grokparms): Check targetm.invalid_parameter_type.
17885 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17886 * c-convert.c (convert): Check targetm.convert_to_type.
17888 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17890 * config/mips/mips.md (*extenddi_truncate<mode>,
17891 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17893 (*extendhi_truncateqi): New define_insn_and_sptit.
17895 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17897 PR middle-end/40204
17898 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17899 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17901 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17903 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17904 the operand of VIEW_CONVERT_EXPR.
17906 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17908 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17909 extended family and model for Intel processors. Support Intel Atom.
17911 2009-05-20 Olivier Hainque <hainque@adacore.com>
17913 * gstab.h (stab_code_type): Define, to be used instead of the
17914 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17916 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17917 occurrences by stab_code_type.
17918 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17920 2009-05-20 Martin Jambor <mjambor@suse.cz>
17922 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17923 (sra_insert_before): Likewise.
17924 (sra_insert_after): Likewise.
17925 (sra_init_cache): Likewise.
17926 (sra_type_can_be_decomposed_p): Likewise.
17927 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17928 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17929 (sra_insert_before): Likewise.
17930 (sra_insert_after): Likewise.
17931 (sra_init_cache): Likewise.
17932 (insert_edge_copies_seq): Made static and moved upwards.
17934 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17937 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17939 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17940 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17943 2009-05-20 Richard Guenther <rguenther@suse.de>
17945 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17946 with mismatched comparison modes.
17948 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17950 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17951 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17952 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17953 with shifts for Thumb2.
17954 (orsi_notsi): New for orn.
17955 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17956 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17957 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17958 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17959 Don't invert remainder for IOR.
17961 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17963 PR tree-optimization/40087
17964 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17965 number_of_iterations_ne): Rename never_infinite argument.
17966 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17967 number_of_iterations_le): Handle pointer-type ivs when
17968 exit_must_be_taken is false.
17969 (number_of_iterations_cond): Do not always assume that
17970 exit_must_be_taken if the control variable is a pointer.
17972 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17974 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17975 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17977 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17979 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17980 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17982 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17985 * c.opt (Wlogical-op): Disabled by default.
17986 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17988 * doc/invoke.texi (Wlogical-op): Likewise.
17990 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17992 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17994 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17995 Propagate the type of the first operand.
17996 <ASSERT_EXPR>: Simplify.
17997 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17998 Rewrite using the RHS code as discriminant.
17999 <NOP_EXPR>: Turn into CASE_CONVERT.
18000 <PLUS_EXPR>: Propagate the type of the first operand.
18002 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18004 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18005 (ia64_dconst_0_375): New.
18006 * config/ia64/ia64.c (ia64_override_options): Remove
18007 -minline-sqrt-min-latency warning.
18008 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18009 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18010 * config/ia64/ia64.md (*sqrt_approx): Remove.
18011 (sqrtsf2): Remove #if 0.
18012 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18013 (sqrtdf): Remove assert.
18014 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18015 (sqrtxf2): Remove #if 0.
18016 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18017 * div.md (sqrt_approx_rf): New.
18018 (sqrtsf2_internal_thr): New implementation.
18019 (sqrtsf2_internal_lat): New.
18020 (sqrtdf2_internal_thr: New implementation.
18021 (sqrtxf2_internal): New implementation.
18023 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18024 Hans-Peter Nilsson <hp@axis.com>
18026 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18027 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18028 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18029 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18030 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18031 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18032 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18033 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18034 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18035 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18036 * c-common.c: ...from here.
18038 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18040 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18042 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18044 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18046 2009-05-19 Ben Elliston <bje@au.ibm.com>
18048 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18049 assignments with memcpy calls.
18050 (add_fdes): Likewise.
18051 (binary_search_unencoded_fdes): Likewise.
18052 (linear_search_fdes): Eliminate type puns.
18054 2009-05-19 Richard Guenther <rguenther@suse.de>
18056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18057 not falsely claim to have propagated into all uses.
18059 2009-05-19 Ben Elliston <bje@au.ibm.com>
18061 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18064 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18066 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18067 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18068 (TARGET_LEGITIMATE_ADDRESS_P): New.
18069 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18070 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18072 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18075 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18076 child of the containing namespace's DIE.
18078 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18080 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18081 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18082 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18085 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18088 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18089 gen_align with gen_pad.
18090 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18091 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18093 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18094 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18096 * config/i386/i386.md (align): Renamed to ...
18097 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18098 ASM_OUTPUT_MAX_SKIP_PAD.
18100 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18102 * config.gcc: Fix variable syntax.
18105 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18106 before calling exact_log2.
18107 (output_iorsi3): Likewise.
18108 (output_xorsi3): Likewise.
18110 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18112 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18113 for the none zero constant operand except for EQ and NE
18114 comprisons even when the first operand is R0.
18116 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18118 * config/s390/2064.md: Remove trailing whitespaces.
18119 * config/s390/2084.md: Likewise.
18120 * config/s390/constraints.md: Likewise.
18121 * config/s390/fixdfdi.h: Likewise.
18122 * config/s390/libgcc-glibc.ver: Likewise.
18123 * config/s390/s390-modes.def: Likewise.
18124 * config/s390/s390-protos.h: Likewise.
18125 * config/s390/s390.c: Likewise.
18126 * config/s390/s390.h: Likewise.
18127 * config/s390/s390.md: Likewise.
18128 * config/s390/tpf-unwind.h: Likewise.
18130 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18132 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18134 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18137 * configure.ac (m68k-*-*): Check if binutils support TLS.
18138 * configure: Regenerate.
18139 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18140 * config/m68k/constraints.md (Cu): New constraint.
18141 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18142 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18143 (movsi): Handle TLS symbols.
18144 (addsi3_5200): Handle XTLS symbols, indent.
18145 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18146 (m68k_tls_reference_p): Declare.
18147 (m68k_legitimize_address): Declare.
18148 (m68k_unwrap_symbol): Declare.
18149 * config/m68k/m68k.opt (mxtls): New option.
18150 * config/m68k/m68k.c (ggc.h): Include.
18151 (m68k_output_dwarf_dtprel): Implement hook.
18152 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18153 (m68k_expand_prologue): Load GOT pointer when function needs it.
18154 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18155 (m68k_legitimate_constant_address_p): Same.
18156 (m68k_decompose_address): Handle TLS references.
18157 (m68k_get_gp): New static function.
18158 (enum m68k_reloc): New contants.
18159 (TLS_RELOC_P): New macro.
18160 (m68k_wrap_symbol): New static function.
18161 (m68k_unwrap_symbol): New function.
18162 (m68k_final_prescan_insn_1): New static function.
18163 (m68k_final_prescan_insn): New function.
18164 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18166 (legitimize_pic_address): Handle TLS references..
18167 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18168 (m68k_libcall_value_in_a0_p)
18169 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18170 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18171 (m68k_legitimize_tls_address): Handle TLS references.
18172 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18174 (m68k_legitimize_address): Handle TLS symbols.
18175 (m68k_get_reloc_decoration): New static function.
18176 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18178 (m68k_output_dwarf_dtprel): Implement hook.
18179 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18180 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18181 m68k_call_* routines.
18182 (sched_attr_op_type): Handle TLS symbols.
18183 (gt-m68k.h): Include.
18184 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18185 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18187 2009-05-18 Martin Jambor <mjambor@suse.cz>
18189 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18190 (visit_store_addr_for_mod_analysis): New function.
18191 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18192 (determine_cst_member_ptr): Use gimple_assign_single_p.
18193 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18194 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18195 operands. Don't check number of operands of a NOP_EXPR.
18197 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18199 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18201 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18204 * c-common.c (warn_logical_operator): Don't warn if one of
18205 expression isn't always true or false.
18207 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18209 * config/i386/biarch32.h: New file.
18210 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18212 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18214 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18215 *zero_extend<mode>_truncqi): Merge these into ...
18216 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18217 Name the pattern following this as *zero_extendhi_truncqi.
18219 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18221 PR middle-end/39301
18222 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18223 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18224 (output_info): Make field HOST_WIDEST_INT.
18225 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18226 (dump_bitmat_statistics): Same.
18228 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18230 * config.gcc (use_gcc_stdint): Set to wrap.
18231 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18232 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18233 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18234 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18235 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18236 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18237 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18238 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18240 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18242 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18244 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18245 Move definitions earlier.
18246 (OPT_ARCH64, OPT_ARCH32): Define.
18247 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18250 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18253 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18256 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18258 * arm.md (movdi2): Copy non-reg values to DImode registers.
18260 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18263 * final.c (label_to_max_skip): New function.
18264 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18265 CODE_LABEL_NUMBER <= max_labelno.
18266 * output.h (label_to_max_skip): New prototype.
18267 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18268 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18269 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18270 Handle CODE_LABELs with >= 16 byte alignment or with
18271 max_skip == (1 << align) - 1.
18272 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18273 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18276 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18277 .p2align 3 if MAX_SKIP is smaller than 7.
18278 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18280 2009-05-15 Ian Lance Taylor <iant@google.com>
18282 * alias.c (struct alias_set_entry_d): Rename from struct
18283 alias_set_entry. Change all uses.
18284 * except.c (struct call_site_record_d): Rename from struct
18285 call_site_record. Change all uses.
18286 * except.h (struct eh_region_d): Rename from struct eh_region.
18288 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18290 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18291 ivtype_map_elt. Change all uses.
18292 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18294 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18295 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18297 (struct sese_d): Rename from struct sese. Change all uses.
18298 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18299 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18300 * optabs.h (struct optab_d): Rename from struct optab. Change all
18302 (struct convert_optab_d): Rename from struct convert_optab.
18304 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18305 ipa_opt_pass. Change all uses.
18306 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18309 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18310 defined as a typedef.
18311 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18314 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18317 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18319 (merge_ranges): Returns bool.
18320 * tree.h (make_range): .. to here.
18321 (build_range_check): Likewise.
18322 (merge_ranges): Likewise. Renamed from merge_ranges.
18323 * c-typeck.c (parser_build_binary_op): Update calls to
18324 warn_logical_operator.
18325 * c-common.c (warn_logical_operator): Add new warning.
18326 * c-common.h (warn_logical_operator): Update declaration.
18328 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18330 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18332 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18334 * doc/install.texi: Document MPC requirements, flags etc.
18336 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18337 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18338 Evaluate constant arguments.
18339 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18340 (fold_builtin_1): Likewise, also evaluate constant arguments.
18341 Remove superfluous break.
18342 (do_mpc_ckconv): New.
18343 * real.h: Include mpc.h.
18344 * toplev.c (print_version): Output MPC version info if available.
18346 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18348 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18350 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18352 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18355 2009-05-15 Jan Hubicka <jh@suse.cz>
18357 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18358 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18359 (try_inline): Fix return value.
18360 (cgraph_decide_inlining_incrementally): Honor new value.
18361 (cgraph_early_inlining): Handle indirect inlining.
18362 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18364 2009-05-15 Jan Hubicka <jh@suse.cz>
18366 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18367 * cgraphunit.c (cgraph_finalize_function): Set it.
18368 (cgraph_expand_function): Use it.
18370 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18372 * real.c (encode_ieee_half): Define.
18373 (decode_ieee_half): Define.
18374 (ieee_half_format): Define.
18375 (arm_half_format): Define.
18376 * real.h (ieee_half_format): Declare.
18377 (arm_half_format): Declare.
18379 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18381 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18382 swapped, and reversed optabs exist before trying to use them.
18384 2009-05-15 Paul Brook <paul@codesourcery.com>
18385 Sandra Loosemore <sandra@codesourcery.com>
18387 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18388 loads. Allow PRE_DEC.
18389 (output_move_neon): Handle PRE_DEC.
18390 (arm_print_operand): Add 'A' for neon structure loads.
18391 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18392 * config/arm/neon.md (neon_mov): Update comment.
18393 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18395 (Um): New constraint.
18397 2009-05-15 Jan Hubicka <jh@suse.cz>
18399 Revert the following patch until testsuite fallout is fixed:
18400 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18401 * cgraph.h (struct inline_summary): New filed self_wize,
18402 size_inlining_benefit, self_time and time_inlining_benefit.
18403 (struct cgraph_global_info): Replace insns by time ans size fields.
18404 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18405 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18406 (ipcp_update_callgraph): Do not touch function bodies.
18407 * ipa-inline.c: Include except.h
18408 (MAX_TIME): New constant.
18409 (overall_insns): Remove
18410 (overall_size, max_benefit): New static variables.
18411 (cgraph_estimate_time_after_inlining): New function.
18412 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18413 (cgraph_clone_inlined_nodes): Update size.
18414 (cgraph_mark_inline_edge): Update size.
18415 (cgraph_estimate_growth): Use size info.
18416 (cgraph_check_inline_limits): Check size.
18417 (cgraph_default_inline_p): Likewise.
18418 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18419 (cgraph_decide_recursive_inlining): Check size.
18420 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18422 (cgraph_decide_inlining): Likewise.
18423 (cgraph_decide_inlining_incrementally): Likewise; honor
18424 PARAM_EARLY_INLINING_INSNS.
18425 (likely_eliminated_by_inlining_p): New predicate.
18426 (estimate_function_body_sizes): New function.
18427 (compute_inline_parameters): Use it.
18428 * except.c (must_not_throw_labels): New function.
18429 * except.h (must_not_throw_labels): Declare.
18430 * tree-inline.c (init_inline_once): Kill inlining_weigths
18431 * tree-ssa-structalias.c: Avoid uninitialized warning.
18432 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18433 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18434 (PARAM_INLINE_CALL_COST): Remove.
18435 (PARAM_EARLY_INLINING_INSNS): New.
18437 2009-05-15 Richard Guenther <rguenther@suse.de>
18439 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18440 not TODO_update_ssa.
18442 2009-05-15 Richard Guenther <rguenther@suse.de>
18444 PR tree-optimization/39999
18445 * gimple.h (gimple_expr_type): Use the expression type looking
18446 through useless conversions.
18447 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18448 (vn_nary_op_insert_stmt): Likewise.
18449 (simplify_binary_expression): Likewise.
18451 2009-05-15 Richard Guenther <rguenther@suse.de>
18453 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18454 New options, enabled by default.
18455 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18457 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18458 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18459 * tree-ssa-structalias.c (gate_tree_pta): New function.
18460 (pass_build_alias): Use it.
18462 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18465 recurse on an invariant address if a conversion from a pointer
18466 type to a wider integer type is involved.
18468 2009-05-15 Jan Hubicka <jh@suse.cz>
18470 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18471 * cgraph.h (struct inline_summary): New filed self_wize,
18472 size_inlining_benefit, self_time and time_inlining_benefit.
18473 (struct cgraph_global_info): Replace insns by time ans size fields.
18474 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18475 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18476 (ipcp_update_callgraph): Do not touch function bodies.
18477 * ipa-inline.c: Include except.h
18478 (MAX_TIME): New constant.
18479 (overall_insns): Remove
18480 (overall_size, max_benefit): New static variables.
18481 (cgraph_estimate_time_after_inlining): New function.
18482 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18483 (cgraph_clone_inlined_nodes): Update size.
18484 (cgraph_mark_inline_edge): Update size.
18485 (cgraph_estimate_growth): Use size info.
18486 (cgraph_check_inline_limits): Check size.
18487 (cgraph_default_inline_p): Likewise.
18488 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18489 (cgraph_decide_recursive_inlining): Check size.
18490 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18492 (cgraph_decide_inlining): Likewise.
18493 (cgraph_decide_inlining_incrementally): Likewise; honor
18494 PARAM_EARLY_INLINING_INSNS.
18495 (likely_eliminated_by_inlining_p): New predicate.
18496 (estimate_function_body_sizes): New function.
18497 (compute_inline_parameters): Use it.
18498 * except.c (must_not_throw_labels): New function.
18499 * except.h (must_not_throw_labels): Declare.
18500 * tree-inline.c (init_inline_once): Kill inlining_weigths
18501 * tree-ssa-structalias.c: Avoid uninitialized warning.
18502 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18503 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18504 (PARAM_INLINE_CALL_COST): Remove.
18505 (PARAM_EARLY_INLINING_INSNS): New.
18506 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18507 (inline-call-cost): Remove.
18508 (early-inlining-insns): New.
18510 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18512 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18514 (print_int_cst_bounds_in_octal_p): Likewise.
18515 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18517 * dwarf2out.c (base_type_die): Likewise.
18518 (is_subrange_type): Delete.
18519 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18520 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18521 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18522 if the destination type is boolean.
18523 (build_range_check): Do not special-case subtypes.
18524 (fold_sign_changed_comparison): Likewise.
18525 (fold_unary): Likewise.
18526 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18527 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18528 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18529 * tree.c (subrange_type_for_debug_p): New predicate based on the
18530 former is_subrange_type.
18531 * tree.h (subrange_type_for_debug_p): Declare.
18532 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18533 (convert_affine_scev): Remove call to above function.
18534 (chrec_convert_aggressive): Likewise.
18535 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18536 false for conversions involving subtypes.
18537 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18538 (vrp_val_min): Likewise.
18539 (needs_overflow_infinity): Likewise.
18540 (extract_range_from_unary_expr): Likewise.
18542 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18544 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18545 * config/frv/frv.c: Likewise.
18546 * config/s390/s390.c: Likewise.
18547 * config/sparc/sparc.h: Likewise.
18548 * config/i386/i386.h: Likewise.
18549 * config/i386/i386.c: Likewise.
18550 * config/crx/crx.c: Likewise.
18551 * config/m68hc11/m68hc11.h: Likewise.
18552 * config/iq2000/iq2000.c: Likewise.
18553 * config/mn10300/mn10300.h: Likewise.
18554 * config/mn10300/mn10300.c: Likewise.
18555 * config/m68k/m68k.c: Likewise.
18556 * config/rs6000/rs6000.c: Likewise.
18557 * config/rs6000/xcoff.h: Likewise.
18558 * config/rs6000/linux64.h: Likewise.
18559 * config/rs6000/sysv4.h: Likewise.
18560 * config/score/score3.c: Likewise.
18561 * config/score/score7.c: Likewise.
18562 * config/score/score.c: Likewise.
18563 * config/arm/arm.md: Likewise.
18564 * config/mips/mips.c: Likewise.
18565 * config/mips/mips.md: Likewise.
18566 * config/bfin/bfin.h: Likewise.
18567 * config/pa/pa.c: Likewise.
18568 * config/pa/constraints.md: Likewise.
18570 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18571 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18572 * config/pdp11/pdp11.h: Use memory_address_p instead.
18574 2009-05-14 Ian Lance Taylor <iant@google.com>
18576 * passes.c (finish_optimization_passes): Change i to int.
18577 * plugin.c (plugins_active_p): Change event to int.
18578 (dump_active_plugins): Likewise.
18579 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18581 * tree.c (tree_range_check_failed): Change c to unsigned int.
18582 (omp_clause_range_check_failed): Likewise.
18583 (build_common_builtin_nodes): Change mode to int. Add cast.
18584 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18585 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18587 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18588 ++ or -- with a variable of enum type.
18590 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18593 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18595 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18597 * store-motion.c: Do not include params.h
18598 * Makefile.in: Fix dependencies for various files.
18600 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18602 * auto-inc-dec.c: Fix pass description, remove apparent
18603 accidental duplication.
18605 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18607 PR middle-end/40147
18608 * ipa-utils.h (memory_identifier_string): Moved to ...
18609 * tree.h (memory_identifier_string): Here. Add GTY(()).
18611 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18613 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18614 in the former documentation of...
18615 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18616 * ira-conflicts.c (get_dup_num): Use address_operand.
18617 * targhooks.c (default_legitimate_address_p): New.
18618 * targhooks.h (default_legitimate_address_p): New.
18619 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18621 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18622 * target.h (struct target): Add legitimate_address_p.
18623 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18624 (TARGET_INITIALIZER): Include it.
18626 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18627 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18628 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18629 (TARGET_LEGITIMATE_ADDRESS_P): New.
18631 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18632 (REG_OK_STRICT_P): Delete.
18633 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18634 (frv_legitimate_address_p_1): ... this.
18635 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18636 (frv_legitimate_address_p_1): ... the renamed old
18637 frv_legitimate_address_p.
18638 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18639 (TARGET_LEGITIMATE_ADDRESS_P): New.
18641 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18642 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18643 * config/s390/s390.c (legitimate_address_p): Rename to...
18644 (s390_legitimate_address_p): ... this, make static.
18645 (legitimize_address): Adjust call.
18646 (TARGET_LEGITIMATE_ADDRESS_P): New.
18647 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18649 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18650 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18651 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18652 (TARGET_LEGITIMATE_ADDRESS_P): New.
18654 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18655 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18656 * config/spu/spu.c (spu_legitimate_address): Rename to...
18657 (spu_legitimate_address_p): ... this, make static.
18658 (TARGET_LEGITIMATE_ADDRESS_P): New.
18660 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18661 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18662 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18663 (sparc_legitimate_address_p): ... this, make static and return bool.
18664 (legitimize_address): Adjust call.
18665 (TARGET_LEGITIMATE_ADDRESS_P): New.
18667 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18668 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18669 * config/i386/i386.c (legitimate_address_p): Rename to...
18670 (ix86_legitimate_address_p): ... this, make static.
18671 (constant_address_p): Move after it, adjust call.
18672 (TARGET_LEGITIMATE_ADDRESS_P): New.
18674 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18675 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18676 * config/avr/avr.c (legitimate_address_p): Rename to...
18677 (avr_legitimate_address_p): ... this, make static.
18678 (legitimize_address): Adjust call.
18679 (TARGET_LEGITIMATE_ADDRESS_P): New.
18681 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18682 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18683 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18684 (TARGET_LEGITIMATE_ADDRESS_P): New.
18686 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18687 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18688 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18689 (TARGET_LEGITIMATE_ADDRESS_P): New.
18691 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18692 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18694 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18696 (TARGET_LEGITIMATE_ADDRESS_P): New.
18698 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18699 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18701 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18703 (m68hc11_legitimate_address_p): ... this, make static.
18704 (go_if_legitimate_address_internal): Rename to...
18705 (m68hc11_legitimate_address_p_1): ... this.
18706 (legitimize_address): Adjust call.
18707 (TARGET_LEGITIMATE_ADDRESS_P): New.
18709 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18710 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18711 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18712 (TARGET_LEGITIMATE_ADDRESS_P): New.
18714 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18715 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18716 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18717 (mn10300_legitimate_address_p): ... this, make static.
18718 (TARGET_LEGITIMATE_ADDRESS_P): New.
18720 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18721 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18722 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18723 (TARGET_LEGITIMATE_ADDRESS_P): New.
18725 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18726 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18727 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18728 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18729 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18730 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18731 (rs6000_legitimate_address_p): ... this, make static.
18732 (TARGET_LEGITIMATE_ADDRESS_P): New.
18733 (REG_MODE_OK_FOR_BASE_P): Delete.
18734 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18736 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18737 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18739 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18740 static, adjust types.
18741 (TARGET_LEGITIMATE_ADDRESS_P): New.
18743 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18744 * config/score/score.c (score_address_p): Rename to...
18745 (score_legitimate_address_p): ... this.
18746 (TARGET_LEGITIMATE_ADDRESS_P): New.
18747 * config/score/score3.c (score3_address_p): Rename to...
18748 (score3_legitimate_address_p): ... this.
18749 * config/score/score7.c (score7_address_p): Rename to...
18750 (score7_legitimate_address_p): ... this.
18752 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18753 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18754 GO_IF_LEGITIMATE_ADDRESS): Delete.
18755 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18756 thumb2_legitimate_address_p): Delete.
18757 (arm_legitimate_address_p): Rename to...
18758 (arm_legitimate_address_outer_p): ... this.
18759 * config/arm/constraints.md ("Uq"): Adjust call.
18760 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18761 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18763 (arm_legitimate_address_outer_p): ... this.
18764 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18766 (TARGET_LEGITIMATE_ADDRESS_P): New.
18768 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18769 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18770 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18771 (TARGET_LEGITIMATE_ADDRESS_P): New.
18773 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18774 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18775 * config/vax/vax.c (legitimate_address_p): Rename to...
18776 (vax_legitimate_address_p): ... this, make static.
18777 (TARGET_LEGITIMATE_ADDRESS_P): New.
18779 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18780 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18781 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18782 (TARGET_LEGITIMATE_ADDRESS_P): New.
18784 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18785 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18786 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18787 (mmix_legitimate_address_p): ... this, make static.
18788 (TARGET_LEGITIMATE_ADDRESS_P): New.
18790 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18791 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18792 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18793 (TARGET_LEGITIMATE_ADDRESS_P): New.
18795 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18797 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18798 of MODE_COMPLEX_INT.
18800 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18802 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18803 LCT_NORMAL in function call.
18804 * mips-tdump.c (print_file_desc): Add cast to enum type.
18805 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18806 (mark_stabs): Add casts to enum types.
18807 (parse_stabs_common): Add casts to enum types.
18809 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18811 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18812 Check for invalid values of LETTER.
18814 2009-05-13 Taras Glek <tglek@mozilla.com>
18816 * attribs.c (register_attribute): moved out attribute registration
18817 into register_attribute.
18818 * doc/plugins.texi: Documented register_attribute and
18820 * gcc-plugin.h: Added forward decl for register_attribute.
18821 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18822 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18823 PLUGIN_ATTRIBUTES boilerplate.
18825 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18827 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18828 values even in sentinel and empty entries.
18829 (ms_printf_flag_specs): Likewise.
18830 (ms_scanf_flag_specs): Likewise.
18831 (ms_strftime_flag_specs): Likewise.
18832 (ms_print_char_table): Likewise.
18833 (ms_scan_char_table): Likewise.
18834 (ms_time_char_table): Likewise.
18836 2009-05-13 Doug Kwan <dougkwan@google.com>
18838 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18840 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18842 * config/mips/mips.md (store): Add attributes for QI and HI.
18844 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18845 (truncdi<mode>2): ... this new pattern.
18847 2009-05-13 Brad Hards <bradh@kde.org>
18849 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
18851 2009-05-14 Jakub Jelinek <jakub@redhat.com>
18852 Ben Elliston <bje@au.ibm.com>
18854 PR middle-end/40035
18855 * dse.c (check_mem_read_rtx): Guard against width == -1.
18857 2009-05-13 Michael Matz <matz@suse.de>
18859 PR middle-end/39976
18860 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
18861 (trivially_conflicts_p): New function.
18862 (insert_backedge_copies): Use it.
18864 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18866 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18867 (handle_stdc_pragma): Use new enum constant names.
18868 (handle_pragma_float_const_decimal64): Ditto.
18870 2009-05-13 Ian Lance Taylor <iant@google.com>
18872 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18875 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18877 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18878 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18880 * config/m68k/m68k.h (FL_UCLINUX): Define.
18882 2009-05-13 Jan Hubicka <jh@suse.cz>
18884 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18886 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18888 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18889 unless -fschedule-insns is specified.
18891 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18894 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18895 TARGET_EXPAND_CBRANCHDI4.
18896 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18897 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18898 (cmpeqdi): Fix comment.
18900 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18902 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18903 (sh_legitimate_address_p): Likewise.
18904 * config/sh/sh.c (sh_legitimate_index_p): New.
18905 (sh_legitimate_address_p): Likewise.
18906 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18907 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18908 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18909 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18910 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18911 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18912 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18913 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18914 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18916 2009-05-12 Jan Hubicka <jh@suse.cz>
18918 * tree-inline.c (estimate_operator_cost): Add operands;
18919 when division happens by constant, it is cheap.
18920 (estimate_num_insns): Loads and stores are not having cost of 0;
18921 EH magic stuff is cheap; when computing runtime cost of switch,
18922 use log2 base of amount of its cases; builtin_expect has cost of 0;
18923 compute cost for moving return value of call.
18924 (init_inline_once): Initialize time_based flags.
18925 * tree-inline.h (eni_weights_d): Add time_based flag.
18927 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18929 * df-core.c: Update head documentation.
18931 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18934 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18935 shadowing exisiting variable op1.
18937 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18940 * config/i386/driver-i386.c (processor_signatures): New enum.
18941 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18942 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18943 processor signature to detect geode processor.
18945 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18949 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18951 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18952 causes spurious differences between trunk and cond-optab branch.
18954 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18956 * dojump.c (compare_from_rtx): Delete.
18957 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18958 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18959 if the comparison does not satisfy the predicate; test predicates for
18960 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18961 further if one existing pattern fails.
18962 * expr.h (compare_from_rtx): Delete.
18963 (prepare_operand): Declare it.
18964 * optabs.c: Change "lib call" to "libcall" throughout.
18965 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18966 HAVE_conditional_trap, emit_cmp_insn): Delete.
18967 (can_compare_p): Delete cmp_optab case.
18968 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18969 Accept other parameters by value.
18970 (prepare_operand): Make non-static.
18971 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18972 other parameters by value. Try to widen operands here based on
18973 an optab_methods argument and looking at cbranch_optab.
18974 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18975 loop. Use cbranch_optab directly.
18976 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18977 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18979 (emit_conditional_move, emit_conditional_add): Inline what's needed
18980 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18981 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18982 with COMPARE. Move cmov_optab and cstore_optab above
18983 with cbranch_optab, move cmp_optab down with ucmp_optab,
18984 remove tst_otpab. Do not initialize trap_rtx.
18985 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18986 for trap code. Do not check HAVE_conditional_trap. Use
18987 prepare_cmp_insn. Accept no predicate for operand 3.
18988 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18989 (OTI_ctrap, ctrap_optab): New.
18990 (tst_optab): Delete.
18991 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18992 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18993 with lookup of ctrap_optab.
18994 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18996 (ctrap_optab): New.
18998 * combine.c (combine_simplify_rtx, simplify_set): Do not
18999 special case comparing against zero for cc0 machines.
19000 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19001 COMPARE on cc0 machines.
19002 (simplify_relational_operation): Return a new expression when
19003 a COMPARE could be removed.
19004 * final.c (final_scan_insn): Compare cc_status values
19005 against LHS of a (compare FOO (const_int 0)) cc0 source.
19006 Also check if cc_status.value is the full compare.
19008 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19009 (cstoreMM4): Document.
19010 (conditional_trap): Document ctrapMM4 instead.
19011 (sync_compare_and_swapMM): Refer to cbranchcc4.
19012 (Dependent Patterns): Eliminate obsolete information referring to
19013 the old jump optimization phase.
19014 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19015 of compares with 0 on cc0 machines.
19016 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19017 avoiding references to cc0. Remove text about storing operands
19019 * doc/tm.texi (Condition Codes): Include blurb on different
19020 condition code representations, separate into subsections for
19021 CC0, MODE_CC and conditional execution.
19023 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19024 alpha_emit_setcc): Accept operands and a machine mode.
19025 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19026 Get code/op0/op1 from operands, use machine mode argument
19027 instead of alpha_compare.fp_p. Emit the branch here.
19028 (alpha_emit_setcc): Likewise, and return boolean.
19029 (alpha_emit_conditional_move): Likewise. Assert that
19030 cmp_op_mode == cmp_mode, and simplify accordingly.
19031 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19032 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19033 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19035 (stack probe test): Use cbranchdi4.
19036 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19038 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19039 * config/arc/arc.h (movsicc, movsfcc): Use it.
19040 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19041 (cbranchsi4, cstoresi4): New.
19042 (cmpsi, bCC and sCC expanders): Remove.
19044 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19045 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19046 * config/arm/predicates.md (arm_comparison_operator): Only include
19047 floating-point operators if there is a hardware floating-point unit.
19048 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19049 deferring to cbranch_cc and cstore_cc respectively.
19050 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19051 cbranch_cc, cstore_cc): New.
19052 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19054 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19056 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19057 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19059 (adjust_insn_length): Adjust calls.
19060 (avr_reorg): Handle (compare (foo) (const_int 0)).
19061 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19062 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19063 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19064 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19066 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19067 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19069 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19070 (cbranchsi4, cstorebi4, cstoresi4): New.
19071 (movbisi): This insn is duplicate, split it to zero_extend.
19072 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19073 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19074 (bfin_optimize_loop): Use cbranch expander.
19075 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19076 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19077 (bfin_bimode_comparison_operator): ... this.
19078 (bfin_direct_comparison_operator): New.
19080 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19081 inside (compare FOO (const_int 0)).
19082 (cris_rtx_costs): Handle ZERO_EXTRACT.
19083 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19084 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19085 (*tstdi_v32): Delete.
19086 (*cmpdi_non_v32): Add M alternative for operand 1.
19087 (cmpsi, cmp<mode>): Make private.
19088 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19090 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19092 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19093 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19094 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19095 (cc_reg_operand): New.
19096 (any_cond): Delete.
19097 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19098 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19099 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19100 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19101 crx_expand_scond): Delete.
19103 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19105 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19106 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19108 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19109 cstoresi4, cstoresf4, cstoredf4): New.
19110 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19111 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19112 Receive the entire operands array.
19113 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19114 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19115 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19116 Get test/op0/op1 from the operands array.
19117 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19119 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19120 (h8300_expand_store): New.
19121 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19123 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19124 (h8300_expand_store): New.
19125 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19126 or do not try to produce (set (cc0) REG).
19127 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19128 change a compare into a move to a scratch register. Disable some
19129 peepholes when comparing with zero.
19130 (tstsi, tsthi, tstsi, cmpqi): Make private.
19132 (bCC, sCC): Delete.
19133 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19136 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19137 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19138 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19139 (ix86_emit_i387_log1p): Use cbranchxf2.
19140 (ix86_expand_setcc): Return void.
19141 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19142 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19143 cmp<MODEF>, cmpcc): Remove.
19144 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19145 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19146 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19147 (sCC and bCC expanders): Remove.
19148 (stack_protect_test): Use cbranchcc4.
19150 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19152 (ia64_expand_compare): Accept three rtx by reference and return void.
19153 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19154 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19155 from *expr. Update *expr with the BImode comparison to do.
19156 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19157 cmptf, bCC, sCC, conditional_trap): Delete.
19158 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19159 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19160 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19161 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19162 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19164 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19165 type of last argument.
19166 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19167 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19168 use machine mode argument instead of branch_type. Remove dead
19169 code for floating-point comparisons.
19170 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19171 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19173 (cbranchsi4, cstoresi4): New.
19174 * config/iq2000/predicates.md (reg_or_const_operand): New.
19176 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19177 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19178 (b<code>_op): Rewrite to...
19179 (bcc_op): ... this, using match_operator.
19180 (s<code>_op): Rewrite to...
19181 (scc_op): ... this, using match_operator.
19182 (s<code>_24_op): Rewrite to...
19183 (scc_op_24): ... this, using match_operator.
19184 (s<code>_<mode>): Rewrite to...
19185 (cstore<mode>4): ... this, using match_operator.
19186 (s<code>_<mode>_24): Rewrite to...
19187 (cstore<mode>4_24): ... this, using match_operator.
19188 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19189 m32c_unpend_compare, m32c_expand_scc): Delete.
19190 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19191 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19192 (m32c_expand_movcc): Change NE to EQ if necessary.
19193 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19195 * config/m32r/m32r-protos.h (gen_cond_store): New.
19196 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19197 (gen_cond_store): New, from sCC patterns.
19198 (m32r_expand_block_move): Use cbranchsi4.
19199 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19200 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19201 (cbranchsi4, cstoresi4): New.
19203 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19205 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19206 (m68hc11_notice_update_cc): Look into a compare with 0.
19207 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19209 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19210 cmphi, cmpqi, bCC): Delete.
19211 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19212 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19213 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19216 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19217 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19218 * config/m68k/constraints.md (H): New.
19219 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19220 the define_insn below.
19221 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19222 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19223 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19224 patterns): Wrap RHS with COMPARE.
19225 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19226 (*cmpdi_internal): Name this pattern.
19227 (cmpdi): Change to define_insn.
19228 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19229 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19230 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19232 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19233 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19234 (conditional_trap): Change to...
19235 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19236 (*conditional_trap): Use the ordered_comparison_operator and
19237 const1_operand predicates.
19238 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19239 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19240 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19241 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19243 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19244 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19245 (mcore_gen_compare): New.
19246 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19247 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19248 (mcore_gen_compare): ... this.
19249 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19250 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19251 (stack probe pattern): Use cbranchsi4.
19253 * config/mips/predicates.md (mips_cstore_operator): New.
19254 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19255 * config/mips/mips.md (any_cond): Delete.
19256 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19258 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19259 fixuns_truncsfdi2): Use cbranch patterns.
19260 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19261 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19262 Adjust call to mips_expand_conditional_branch.
19263 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19265 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19266 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19267 * config/mips/mips.c (cmp_operands): Delete.
19268 (mips_emit_compare): Get comparison operands from *op0/*op1.
19269 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19270 that it succeeds. Use op0/op1 instead of cmp_operands.
19271 (mips_expand_conditional_branch, mips_expand_conditional_move,
19272 mips_expand_conditional_trap): Likewise.
19273 (mips_block_move_loop): Use cbranch patterns.
19274 * config/mips/mips.h (cmp_operands): Delete.
19276 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19277 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19278 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19279 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19280 (*cmpcc_folded): Rename to...
19281 (*cmpdi_folded): this.
19282 (*cmpcc): Rename to...
19284 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19287 (cbranchdf4): New. Handle invalid comparisons here.
19288 * config/mmix/predicates.md (float_comparison_operator): New.
19290 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19291 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19292 * config/mn10300/mn10300.md (tst): Delete.
19293 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19294 Name these patterns and wrap RHS in a compare.
19295 (*cmpsi): Make this pattern private. Include tst.
19296 (*cmpsf): Make this pattern private.
19297 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19298 (compare with zero peepholes): Likewise.
19300 (cbranchsi4, cbranchsf4): New.
19301 (casesi): Use cbranchsi4.
19303 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19304 hppa_branch_type): Delete.
19305 (return_addr_rtx): Use cbranchsi4.
19306 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19307 Emit CCFPmode comparison here.
19308 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19309 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19310 hppa_branch_type): Delete.
19311 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19312 (movsicc, movdicc): Remove references to hppa_compare_op0,
19313 hppa_compare_op1 and compare_from_rtx.
19314 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19315 (casesi): Use cbranchsi4.
19317 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19318 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19319 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19320 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19321 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19323 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19324 (*branch, *branch_inverted): New.
19326 * config/picochip/picochip.md (cbranchhi4): Use
19327 ordered_comparison_operator.
19328 (cmphi, bCC): Remove.
19330 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19331 (trap_comparison_operator): Delete.
19332 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19333 rs6000_emit_cbranch): Accept mode and operands.
19334 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19335 rs6000_compare_fp_p): Delete.
19336 (rs6000_generate_compare): Accept mode and comparison. Extract code
19337 and op0/op1 from there. Replace references to rs6000_compare_op0
19338 and rs6000_compare_op1.
19339 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19340 extract result from passed operands.
19341 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19342 extract loc from passed operands.
19343 (rs6000_emit_cmove): Likewise.
19344 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19345 rs6000_compare_fp_p): Delete.
19346 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19347 (cbranch<GPR>4, cbranch<FP>4): New.
19348 (cstore<mode>4): New. Consolidate here all choices about when to use
19349 portable or specialized sCC sequences.
19350 (stack_protect_test): Use cbranchsi4.
19351 (conditional_trap): Replace with ctrap<GPR>4.
19352 (conditional trap insn): Replace trap_comparison_operator with
19353 ordered_comparison_operator.
19355 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19356 (s390_emit_prologue): Use ctrap.
19357 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19358 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19359 New predicates replacing...
19360 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19361 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19362 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19363 (add<mode>cc): Do not use s390_compare_op0/op1.
19364 (s<code>): Change to...
19365 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19366 (seq): Change to...
19367 (cstorecc4): ... this. Handle EQ or NE equally.
19368 (*sne): Un-privatize for use in cstorecc4.
19369 (b<code>): Change to...
19370 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19371 (conditional_trap): Replace with...
19372 (ctrap<GPR>4, ctrap<FP>4): ... these.
19373 (stack_protect): Use cbranchcc4.
19375 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19376 * config/score/score-protos.h (score_gen_cmp): Delete.
19377 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19378 (score_block_move-loop): Use cbranchsi4.
19379 * config/score/score.md (cbranchsi4): New.
19380 (cmpsi, bCC): Delete.
19381 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19382 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19383 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19384 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19385 * config/score/score3.h (score3_gen_cmp): Delete.
19386 * config/score/score7.h (score7_gen_cmp): Delete.
19388 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19389 (sh_emit_scc_to_t): ... this. Return void.
19390 (from_compare): Rename to...
19391 (sh_emit_compare_and_branch): ... this.
19392 (sh_emit_compare_and_set): New.
19393 (sh_expand_t_scc): Accept operands.
19394 * config/sh/predicates.md (sh_float_comparison_operator): New.
19395 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19396 (prepare_scc_operands): Rename to...
19397 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19399 (sh_emit_cheap_store_flag): New.
19400 (sh_emit_set_t_insn): New.
19401 (from_compare): Rename to...
19402 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19403 handling of TARGET_SH2E floating point to avoid recursive call.
19404 Generate branch here.
19405 (sh_emit_compare_and_set): New.
19406 (sh_expand_t_scc): Get op0/op1 from arguments.
19407 (sh_emit_cheap_store_flag): New.
19408 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19410 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19411 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19412 (movsicc, movdicc): Do nothing when it recreated operands from
19413 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19414 prepare_scc_operands (now sh_emit_scc_to_t).
19415 (udivdi3): Use cstoresi4.
19416 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19417 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19418 (cbranchint4_media, cbranchfp4_media): New.
19419 (casesi): Use cbranchdi4.
19420 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19422 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19423 (movnegt): Remove second operand.
19424 (cbranchsf4, cbranchdf4): New.
19425 (stack_protect): Use cbranchdi4/cbranchsi4.
19427 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19428 (gen_compare_reg): Accept comparison, extract part of it to...
19429 (gen_compare_reg_1): ... this.
19430 (gen_compare_operator): Delete.
19431 (gen_v9_scc): Accept separate destination, comparison code and arms.
19432 Do not use sparc_compare_op0/sparc_compare_op1.
19433 (emit_scc_insn, emit_conditional_branch_insn): New.
19434 (emit_v9_brxx): Make static. Remove useless assertion.
19435 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19437 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19438 * config/sparc/sparc-protos.h (gen_compare_reg,
19439 sparc_emit_float_lib_cmp): Adjust prototype.
19440 (emit_scc_insn, emit_conditional_branch_insn): New.
19441 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19442 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19443 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19444 iterators to the top.
19445 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19446 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19447 snedi_special_trunc): Delete.
19448 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19449 and snedi_special_trunc.
19450 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19451 cbranchdi4, cbranch<F:mode>4): New.
19452 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19453 here. Use gen_compare_reg instead of gen_compare_operator.
19454 (conditional_trap): Replace with...
19455 (ctrapsi4, ctrapdi4): ... this.
19456 (stack_protect_test): Use cbranchcc4.
19458 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19460 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19461 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19462 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19463 from operands[0] or operands[3] depending on is_set.
19464 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19465 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19466 cmpdf, bCC), sCC: Remove.
19467 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19468 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19470 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19471 spu_emit_branch_or_set.
19473 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19475 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19476 xstormy16_compare_op1): Delete.
19477 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19478 xstormy16_compare_op1): Delete.
19479 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19481 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19482 (cmphi, cmpsi, bCC): Remove.
19484 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19485 (*cmpsi): ... this one.
19486 (cbranchsi4, cstoresi4): New.
19487 (bCC expanders): Delete.
19488 (sCC insns): Fold into...
19489 (*setcc): ... this one.
19490 (casesi): Do not use gen_cmpsi and gen_bgtu.
19491 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19492 (movsicc): Simplify.
19493 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19495 * config/vax/vax-protos.h (cond_name): New.
19496 (vax_output_conditional_branch): Remove.
19497 * config/vax/vax.c (cond_name): New.
19498 (vax_output_conditional_branch): Remove.
19499 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19500 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19501 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19502 (bit<VAXint>): Wrap source with (compare).
19503 (b<code> and following unnamed pattern): Rename to *branch and
19504 *branch_reversed. Change macroization to match_operator.
19505 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19507 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19508 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19509 Change last argument to machine_mode.
19510 (xtensa_expand_scc): Add machine_mode argument.
19511 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19512 (gen_conditional_move, xtensa_expand_conditional_branch,
19513 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19514 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19515 Adjust operand numbers.
19516 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19518 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19519 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19520 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19522 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19524 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19525 causes spurious differences between trunk and cond-optab branch.
19527 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19530 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19532 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19534 * tree.c (iterative_hash_pointer): Delete.
19535 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19536 Hash UIDs and versions of SSA names. Don't special-case built-in
19537 function declarations.
19539 2009-05-11 Ian Lance Taylor <iant@google.com>
19542 * graphite.c: Force -Wc++-compat to only be a warning before
19543 #including "cloog/cloog.h".
19545 2009-05-11 Martin Jambor <mjambor@suse.cz>
19547 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19549 2009-05-11 Jan Hubicka <jh@suse.cz>
19551 * tree-ssa-loop-ivcanon.c: Include target.h
19552 (struct loop_size): new structure.
19553 (constant_after_peeling): New predicate.
19554 (tree_estimate_loop_size): New function.
19555 (estimated_unrolled_size): Rewrite for new estimates.
19556 (try_unroll_loop_completely): Use new estimates.
19557 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19559 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19561 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19562 libcpp interface change.
19563 (spu_macro_to_expand): Likewise.
19565 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19567 PR tree-optimization/40026
19568 * gimplify.c (gimplify_init_constructor): Change initial conditional
19569 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19570 optimize_compound_literals_in_ctor.
19572 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19574 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19576 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19578 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19580 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19581 HOST_WIDE_INT for gap.
19583 2009-05-11 Ira Rosen <irar@il.ibm.com>
19585 PR tree-optimization/40074
19586 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19587 account in group size and step comparison.
19589 2009-05-11 Richard Guenther <rguenther@suse.de>
19591 * passes.c (init_optimization_passes): Strip now incorrect comment.
19592 (execute_function_todo): Do not set PROP_alias.
19593 * tree-pass.h (PROP_alias): Remove.
19594 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19595 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19596 * tree-nrv.c (pass_return_slot): Likewise.
19597 * tree-object-size.c (pass_object_sizes): Likewise.
19598 * tree-ssa-dom.c (pass_dominator): Likewise.
19599 (pass_phi_only_cprop): Likewise.
19600 * tree-ssa-dse.c (pass_dse): Likewise.
19601 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19602 (pass_cselim): Likewise.
19603 * tree-ssa-pre.c (pass_pre): Likewise.
19604 (pass_fre): Likewise.
19605 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19606 * tree-ssa-sink.c (pass_sink_code): Likewise.
19607 * tree-stdarg.c (pass_stdarg): Likewise.
19608 * tree-tailcall.c (pass_tail_calls): Likewise.
19609 * tree-vrp.c (pass_vrp): Likewise.
19611 2009-05-10 Ian Lance Taylor <iant@google.com>
19613 * basic-block.h (enum profile_status): Break out of struct
19614 control_flow_graph.
19615 * cgraph.h (struct inline_summary): Break out of struct
19617 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19618 of struct cgraph_order_sort.
19619 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19620 * cse.c (struct branch_path): Break out of struct
19621 cse_basic_block_data.
19622 * except.h (enum eh_region_type): Break out of struct eh_region.
19623 * gcc.c (enum add_del): Break out of struct modify_target.
19624 * genrecog.c (enum decision_type): Break out of struct decision_test.
19625 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19627 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19628 * regmove.c (enum match_use): New enum, broken out of struct match.
19629 * sched-int.h (enum post_call_group): New enum, broken out of
19631 (struct deps_reg): Break out of struct deps.
19632 * target.h (struct asm_int_op): Break out of struct gcc_target.
19633 * tree-eh.c (struct goto_queue_node): Break out of struct
19635 * tree-inline.h (enum copy_body_cge_which): Break out of
19637 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19639 * c-decl.c (in_struct, struct_types): New static variables.
19640 (pushtag): Add loc parameter. Change all callers.
19641 (lookup_tag): Add ploc parameter. Change all callers.
19642 (check_compound_literal_type): New function.
19643 (parser_xref_tag): Add loc parameter. Change all callers. If
19644 -Wc++-compat, warn about struct/union/enum types defined within a
19646 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19647 and loc parameters. Change all callers. Change error calls to
19648 error_at, using loc. For a redefinition, if the location of the
19649 original definition is known, report it. Set in_struct and
19650 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19651 (finish_struct): Add new parameters enclosing_in_struct and
19652 enclosing_struct_types. Change all callers. Set
19653 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19654 in the struct. If in a struct, add this struct to struct_types.
19655 (start_enum): Add loc parameter. Change all callers. Use
19656 error_at for errors, using loc. For a redefinition, if the
19657 location of the original definition is known, report it. If in a
19658 struct, add this enum type to struct_types. If -Wc++-compat warn
19659 if in sizeof, typeof, or alignof.
19660 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19661 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19662 (c_parser_enum_specifier): Get enum location for start_enum.
19663 (c_parser_struct_or_union_specifier): Get struct location for
19664 start_struct. Save in_struct and struct_types status between
19665 start_struct and finish_struct.
19666 (c_parser_cast_expression): Get location of cast.
19667 (c_parser_alignof_expression): Get location of type.
19668 (c_parser_postfix_expression): Likewise.
19669 (c_parser_postfix_expression_after_paren_type): Add type_loc
19670 parameter. Change all callers. Call check_compound_literal_type.
19671 Use type_loc for error about variable size type.
19672 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19673 of an enum constant from an enum type defined in a struct or union.
19674 (c_cast_expr): Add loc parameter. Change all callers. If
19675 -Wc++-compat, warn about defining a type in a cast.
19676 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19677 (start_enum, start_struct, finish_struct): Update declarations.
19678 (parser_xref_tag, c_cast_expr): Update declarations.
19679 (check_compound_literal_type): Declare.
19681 2009-05-11 Ben Elliston <bje@au.ibm.com>
19683 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19684 for recent libcpp interface change.
19685 (rs6000_macro_to_expand): Likewise.
19687 2009-05-10 Michael Matz <matz@suse.de>
19690 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19691 not at entry of function.
19693 2009-05-10 Richard Guenther <rguenther@suse.de>
19695 PR tree-optimization/40081
19697 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19698 using the main variant of the element type. Do not fiddle with
19699 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19701 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19702 structs with volatile fields.
19704 2009-05-10 Jan Hubicka <jh@suse.cz>
19706 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19707 (estimate_move_cost): Assert that it does not get called for
19709 (estimate_num_insns): Skip VOID types in argument handling.
19710 (optimize_inline_calls): Delete unreachable blocks and verify that
19711 callgraph is valid.
19713 2009-05-10 Jan Hubicka <jh@suse.cz>
19715 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19716 * cgraph.c (cgraph_mark_address_taken_node): New function.
19717 (dump_cgraph_node): Dump new flag.
19718 * cgraph.h (struct cgraph_node): Add address_taken.
19719 (cgraph_mark_address_taken_node): New function.
19720 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19721 since new direct calls can be born.
19723 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19725 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19726 tok->val.node.node.
19728 2009-05-10 Jan Hubicka <jh@suse.cz>
19730 PR middle-end/40084
19731 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19733 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19734 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19735 * tree-inline.c (copy_bb): Set frequency correctly.
19736 (fold_marked_statements): Update call to
19737 cgraph_update_edges_for_call_stmt.
19739 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19741 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19742 identifiers in diagnostics.
19743 * config/arm/arm.c (arm_handle_fndecl_attribute,
19744 arm_handle_isr_attribute): Likewise.
19745 * config/avr/avr.c (avr_handle_progmem_attribute,
19746 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19747 * config/bfin/bfin.c (handle_int_attribute,
19748 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19749 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19750 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19752 * config/darwin.c (darwin_handle_kext_attribute,
19753 darwin_handle_weak_import_attribute): Likewise.
19754 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19755 h8300_handle_eightbit_data_attribute,
19756 h8300_handle_tiny_data_attribute): Likewise.
19757 * config/i386/i386.c (ix86_handle_cconv_attribute,
19758 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19759 * config/i386/winnt.c (ix86_handle_shared_attribute,
19760 ix86_handle_selectany_attribute): Likewise.
19761 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19762 * config/m32c/m32c.c (function_vector_handler): Likewise.
19763 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19764 m68hc11_handle_fntype_attribute): Likewise.
19765 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19766 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19767 * config/mips/mips.c (mips_insert_attributes,
19768 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19769 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19770 rs6000_handle_struct_attribute): Likewise.
19771 * config/sh/sh.c (sh_insert_attributes,
19772 sh_handle_resbank_handler_attribute,
19773 sh_handle_interrupt_handler_attribute,
19774 sh2a_handle_function_vector_handler_attribute,
19775 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19777 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19778 * config/spu/spu.c (spu_handle_fndecl_attribute,
19779 spu_handle_vector_attribute): Likewise.
19780 * config/stormy16/stormy16.c
19781 (xstormy16_handle_interrupt_attribute): Likewise.
19782 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19783 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19785 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19787 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19788 (pp_translate_identifiers): New.
19789 (pp_identifier): Only conditionally translate identifier to locale
19791 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19792 (pp_base_tree_identifier): Only conditionally translate identifier
19793 to locale character set.
19794 * c-pretty-print.c (M_): Define.
19795 (pp_c_type_specifier, pp_c_primary_expression): Mark English
19796 fragments for conditional translation with M_.
19797 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19798 identifier translation.
19800 2009-05-10 Richard Guenther <rguenther@suse.de>
19802 PR tree-optimization/40081
19803 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19804 using the main variant of the element type. Do not fiddle with
19805 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19807 2009-05-09 Jan Hubicka <jh@suse.cz>
19809 PR middle-end/40080
19810 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19811 indirect calls; verify cgraph afterwards.
19813 2009-05-09 Jan Hubicka <jh@suse.cz>
19816 * ipa.c (update_inlined_to_pointer): New function.
19817 (cgraph_remove_unreachable_nodes): Use it.
19819 2009-05-09 Jan Hubicka <jh@suse.cz>
19821 * tree-eh.c (struct leh_state): Remove prev_try.
19822 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19823 not track prev_try.
19824 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19825 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19826 remove_eh_handler_and_replace, foreach_reachable_handler,
19827 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19828 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19829 (gen_eh_region_cleanup): Update prototype.
19831 2009-05-09 Jan Hubicka <jh@suse.cz>
19833 PR middle-end/40043
19834 * except.c (copy_eh_region): Always set prev_try.
19835 (redirect_eh_edge_to_label): Find outer try.
19836 (foreach_reachable_handler): When looking for prev try
19837 handle case where previous try is not going to be taken.
19839 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19841 PR tree-optimization/40049
19842 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19843 only vector/vector shifts, convert the type of the constant to the
19844 appropriate type to avoid building incorrect trees, which
19845 eventually have problems with garbage collection.
19847 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19849 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
19850 -1 for complex floating-point types if honoring signed zeros.
19852 2009-05-08 Jan Hubicka <jh@suse.cz>
19854 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
19855 argument; handle correctly when profile is absent.
19856 (build_cgraph_edges): Update.
19857 (rebuild_cgraph_edges): Update.
19858 * cgraph.c: Do not include varray.h.
19859 (cgraph_set_call_stmt_including_clones): New function.
19860 (cgraph_create_edge_including_clones): Likewise
19861 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
19862 (cgraph_update_edges_for_call_stmt): Handle clones.
19863 (cgraph_remove_node): Handle clone tree.
19864 (cgraph_remove_node_and_inline_clones): New function.
19865 (dump_cgraph_node): Dump clone tree.
19866 (cgraph_clone_node): Handle clone tree.
19867 (clone_function_name): Bring here from tree-inline.c.
19868 (cgraph_create_virtual_clone): New function.
19869 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19870 (cgraph_clone_info): New function.
19871 (strut cgraph_node): Add clone_info and new clone tree pointers.
19872 (cgraph_remove_node_and_inline_clones,
19873 cgraph_set_call_stmt_including_clones,
19874 cgraph_create_edge_including_clones,
19875 cgraph_create_virtual_clone): Declare.
19876 (cgraph_function_versioning): Use VEC argument.
19877 (compute_call_stmt_bb_frequency): Update prototype.
19878 (cgraph_materialize_all_clones): New function.
19879 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19880 (ipcp_create_replace_map): Update to VECtors.
19881 (ipcp_update_callgraph): Use virtual clones.
19882 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19883 (ipcp_update_profiling): Do not update local profiling.
19884 (ipcp_insert_stage): Use VECtors and virtual clones.
19885 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19886 (clone_of_p): New function.
19887 (cgraph_preserve_function_body_p): Use clone tree.
19888 (cgraph_optimize): Materialize clones.
19889 (cgraph_function_versioning): Update for VECtors.
19890 (save_inline_function_body): Use clone tree.
19891 (cgraph_materialize_clone): New function.
19892 (cgraph_materialize_all_clones): Likewise.
19893 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19894 * ipa.c: Include gimple.h.
19895 (cgraph_remove_unreachable_nodes): Use clone tree.
19896 * ipa-prop.c (ipa_note_param_call): Update call to
19897 compute_call_stmt_bb_frequencycall.
19898 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19899 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19900 (copy_bb): Handle updating of clone tree; add new edge when new call
19902 (expand_call_inline): Be strict about every call having edge.
19903 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19904 (delete_unreachable_blocks_update_callgraph): New function.
19905 (tree_function_versioning): Use VECtors; always remove unreachable
19906 blocks and fold conditionals.
19907 * tree-inline.h: Do not include varray.h.
19908 (tree_function_versioning): Remove.
19909 * Makefile.in (GTFILES): Remove tree-inline.c
19910 * passes.c (do_per_function): Do only functions having body.
19911 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19914 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19915 Andrew Morrow <acm@google.com>
19918 * c-common.c (c_common_attribute_table): Permit deprecated
19919 attribute to take an optional argument.
19920 (handle_deprecated_attribute): If the optional argument to
19921 __attribute__((deprecated)) is not a string ignore the attribute
19922 and emit a warning.
19924 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19925 * c-typeck.c (build_component_ref): Likewise.
19926 (build_external_ref): Likewise.
19928 * toplev.c (warn_deprecated_use): Add an attribute argument.
19929 Emit the message associated with __attribute__((deprecated)).
19931 * toplev.h (warn_deprecated_use): Updated.
19933 * doc/extend.texi: Document new optional parameter to
19934 __attribute__((deprecated))
19936 2009-05-08 Michael Eager <eager@eagercon.com>
19938 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19939 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19941 2009-05-08 Richard Guenther <rguenther@suse.de>
19943 PR tree-optimization/40062
19944 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19945 Avoid exponential behavior.
19947 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19949 PR rtl-optimization/33928
19951 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19952 process_uses, build_single_def_use_links): New.
19953 (update_df): Update use_def_ref.
19954 (forward_propagate_into): Use get_def_for_use instead of use-def
19956 (fwprop_init): Call build_single_def_use_links and let it initialize
19958 (fwprop_done): Free use_def_ref.
19959 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19960 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19961 df_rd_simulate_one_insn): New.
19962 (df_rd_bb_local_compute_process_def): Update head comment.
19963 (df_chain_create_bb): Use the new RD simulation functions.
19964 * df.h (df_rd_simulate_artificial_defs_at_top,
19965 df_rd_simulate_one_insn): New.
19966 * opts.c (decode_options): Enable fwprop at -O1.
19967 * doc/invoke.texi (-fforward-propagate): Document this.
19969 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19972 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19973 and one complex operand specially.
19974 * tree-complex.c (some_nonzerop): Do not identify a real value as
19975 zero if flag_signed_zeros.
19977 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19979 PR rtl-optimization/33928
19980 * loop-invariant.c (record_use): Fix && vs. || mishap.
19982 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19984 PR rtl-optimization/33928
19985 * loop-invariant.c (struct use): Add addr_use_p.
19986 (struct def): Add n_addr_uses.
19987 (struct invariant): Add cheap_address.
19988 (create_new_invariant): Set cheap_address.
19989 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19990 (record_uses): Pass df_ref to record_use.
19991 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19994 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19996 * config/sh/sh.c: Do not include c-pragma.h.
19998 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20000 * config/spu/spu.c: Remove include of c-common.h.
20002 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20005 * c-common.h (mark_valid_location_for_stdc_pragma,
20006 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20007 clear_float_const_decimal64, float_const_decimal64_p): New.
20008 * c.opt (Wunsuffixed-float-constants): New.
20009 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20010 unsuffixed float constant, handle new warning.
20011 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20012 * c-decl.c (c_scope): New flag float_const_decimal64.
20013 (set_float_const_decimal64, clear_float_const_decimal64,
20014 float_const_decimal64_p): New.
20015 (push_scope): Set new flag.
20016 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20017 to use STDC pragmas.
20018 (c_parser_external_declaration): Ditto.
20019 (c_parser_compound_statement_nostart): Ditto.
20020 * c-pragma.c (valid_location_for_stdc_pragma,
20021 mark_valid_location_for_stdc_pragma,
20022 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20023 handle_pragma_float_const_decimal64): New.
20024 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20025 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20026 set_float_const_decimal64, clear_float_const_decimal64,
20027 float_const_decimal64_p): New dummy functions.
20028 * doc/extend.texi (Decimal Float): Remove statement that the
20029 pragma, and suffix for double constants, are not supported.
20030 * doc/invoke.texi (Warning Options): List new option.
20031 (-Wunsuffixed-float-constants): New.
20033 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20035 * config/i386/i386.c: Do not include c-common.h.
20037 2009-05-07 Mark Heffernan <meheff@google.com>
20039 * doc/invoke.texi (Debugging Options): Document change of debugging
20041 * opts.c (decode_options): Make dump_base_name relative to
20042 aux_base_name directory.
20044 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20046 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20047 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20049 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20051 * Makefile.in (install-plugin): Simplify a bit.
20053 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20055 * Makefile.in (OBJS-common): Add regcprop.o.
20057 * timevar.def (TV_CPROP_REGISTERS): New.
20058 * regrename.c (regrename_optimize): Return 0.
20059 (rest_of_handle_regrename): Delete.
20060 (pass_rename_registers): Point to regrename_optimize.
20061 (struct value_data_entry, struct value_data,
20062 kill_value_one_regno, kill_value_regno, kill_value,
20063 set_value_regno, init_value_data, kill_clobbered_value,
20064 kill_set_value, kill_autoinc_value, copy_value,
20065 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20066 replace_oldest_value_reg, replace_oldest_value_addr,
20067 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20068 debug_value_data, validate_value_data): Move...
20069 * regcprop.c: ... here.
20070 (rest_of_handle_cprop): Delete.
20071 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20073 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20075 PR middle-end/40057
20076 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20077 GEN_INT for 1 << bitnum.
20078 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20079 build_int_cst_type.
20081 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20083 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20084 Remove wrong description of "nand" operation.
20086 2009-05-06 Richard Guenther <rguenther@suse.de>
20087 Adam Nemet <anemet@caviumnetworks.com>
20089 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20090 comment. Add that if LHS is not a gimple register, then RHS1 has
20091 to be a single object (GIMPLE_SINGLE_RHS).
20093 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20095 * expr.c (get_def_for_expr): Move it up in the file.
20096 (store_field): When expanding a bit-field store, look at the
20097 defining gimple stmt for the masking conversion.
20099 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20101 PR middle-end/39986
20102 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20103 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20104 32-bit memcpy into long.
20106 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20108 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20109 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20111 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20112 instead of appending DW_OP_deref*.
20114 2009-05-06 Michael Matz <matz@suse.de>
20116 PR middle-end/40021
20117 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20118 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20120 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20122 * Makefile.in (install-plugin): Fix srcdir handling.
20124 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20126 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20127 when processing for not_regs_needed bitmap.
20128 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20129 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20130 handling it for rhs.
20132 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20134 * config/i386/i386.md (unnamed inc/dec peephole): Use
20135 optimize_insn_for_size_p instead of optimize_size.
20136 * config/i386/predicates.md (incdec_operand): Likewise.
20137 (aligned_operand): Likewise.
20138 * config/i386/sse.md (divv8sf3): Likewise.
20139 (sqrtv8sf2): Likewise.
20141 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20143 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20145 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20149 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20150 ssemodesuffixf2c with avxmodesuffixf2c.
20152 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20155 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20157 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20159 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20160 (struct tree_base): Adjust spacing for 8 bit boundaries.
20161 (struct tree_decl_common): Add decl_by_reference_flag bit.
20162 (DECL_BY_REFERENCE): Adjust.
20163 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20164 print DECL_BY_REFERENCE bit.
20165 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20166 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20167 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20168 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20171 PR middle-end/39666
20172 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20173 range of the type, but default label is missing, add it with one
20174 of the existing labels instead of adding a new label for it.
20176 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20180 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20182 * Makefile.in (enable_plugin, plugin_includedir): New.
20183 (install): Depend on install-plugin.
20184 (PLUGIN_HEADERS): New.
20185 (install-plugin): New.
20186 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20188 2009-05-05 Richard Guenther <rguenther@suse.de>
20190 PR tree-optimization/40022
20191 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20193 (phivn_valid_p): Fix tuplification error, simplify.
20194 (phiprop_insert_phi): Add dumps.
20195 (propagate_with_phi): Simplify.
20197 2009-05-05 Richard Guenther <rguenther@suse.de>
20199 PR middle-end/40023
20200 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20202 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20204 * tree.h (strip_float_extensions): Remove duplicate declaration.
20205 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20206 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20207 block_ultimate_origin): Rearrange the declarations line to match the
20208 comment that indicates the .c file which the functions are defined.
20209 (dwarf2out_*, set_decl_rtl): Add comment.
20210 (get_base_address): Adjust comment.
20211 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20212 declarations line and add comment.
20213 (is_builtin_name): Add blank after function name, for clarity.
20215 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20217 * attribs.c (decl_attributes): Use %qE for identifiers in
20219 * cgraphunit.c (verify_cgraph_node): Translate function names to
20220 locale character set in diagnostics.
20221 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20223 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20224 Document that functions are named in UTF-8.
20225 * expr.c (expand_expr_real_1): Translate function names to locale
20226 character set in diagnostics.
20227 * gimplify.c (omp_notice_variable, omp_is_private,
20228 gimplify_scan_omp_clauses): Use %qE for identifiers in
20230 * langhooks.c (lhd_print_error_function): Translate function names
20231 to locale character set.
20232 * langhooks.h (decl_printable_name): Document that return value is
20233 in internal character set.
20234 * stmt.c: Include pretty-print.h
20235 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20237 (resolve_operand_name_1): Translate named operand name to locale
20239 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20241 * toplev.c (announce_function): Translate function names to locale
20243 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20244 (default_tree_printer): Use pp_identifier or translate identifiers
20245 to locale character set. Mark "<anonymous>" for translation.
20246 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20247 for identifiers in diagnostics.
20248 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20250 * varasm.c (output_constructor): Use %qE for identifiers in
20253 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20255 * configure.ac: use ` ` instead of $()
20256 * configure: Regenerate.
20258 2009-05-05 Ben Elliston <bje@au.ibm.com>
20260 * config/pa/linux-atomic.c: Eliminate conditional include of
20261 errno.h on non-LP64 systems to simplify build requirements.
20263 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20265 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20267 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20268 and pass value to identifier_to_locale.
20269 (warn_variable_length_array): Make name a tree.
20270 (grokdeclarator): Separate diagnostic texts for named and unnamed
20271 declarators. Use %qE for named declarators.
20272 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20274 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20275 identifiers in diagnostics.
20276 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20277 identifier_to_locale. Mark "anonymous" strings for translation.
20279 2009-05-04 Michael Eager <eager@eagercon.com>
20281 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20282 address for DImode/DFmode only if double-precision FP regs.
20284 2009-05-04 Michael Eager <eager@eagercon.com>
20286 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20287 TARGET_SINGLE_FLOAT check.
20289 2009-05-04 Michael Eager <eager@eagercon.com>
20291 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20293 2009-05-04 Michael Eager <eager@eagercon.com>
20295 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20296 * config/rs6000/t-xilinx: New
20298 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20300 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20301 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20302 * gcc/explow.c (memory_address): Use target hook.
20303 * gcc/targhooks.c (default_legitimize_address): New.
20304 * gcc/targhooks.h (default_legitimize_address): New.
20305 * gcc/target.h (legitimize_address): New.
20306 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20307 (TARGET_INITIALIZER): Include it.
20308 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20310 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20311 * config/bfin/bfin.c (legitimize_address): Remove.
20312 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20313 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20315 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20316 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20318 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20319 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20320 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20321 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20322 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20323 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20324 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20325 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20326 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20327 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20328 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20329 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20330 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20331 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20332 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20333 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20334 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20335 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20336 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20337 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20338 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20339 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20340 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20342 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20343 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20344 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20345 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20346 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20347 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20348 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20349 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20350 (thumb_legitimize_address): Delete.
20351 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20352 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20353 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20354 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20355 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20356 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20358 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20361 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20362 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20363 * config/m32r/m32r.c (m32r_legitimize_address): New.
20364 * config/m68k/m68k.c (m68k_legitimize_address): New.
20365 * config/score/score.c (score_legitimize_address): Standardize.
20366 * config/score/score3.c (score3_legitimize_address): Standardize.
20367 * config/score/score3.h (score3_legitimize_address): Adjust.
20368 * config/score/score7.c (score7_legitimize_address): Standardize.
20369 * config/score/score7.h (score7_legitimize_address): Adjust.
20370 * config/sh/sh.c (sh_legitimize_address): New.
20371 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20373 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20374 (s390_legitimize_address): ... this.
20375 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20376 (sparc_legitimize_address): ... this.
20377 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20378 (ix86_legitimize_address): ... this.
20379 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20380 (avr_legitimize_address): ... this.
20381 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20382 (mn10300_legitimize_address): ... this.
20383 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20384 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20385 (alpha_expand_mov): Adjust call.
20387 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20388 * config/spu/spu.c (spu_legitimize_address): Likewise.
20389 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20390 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20392 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20394 * intl.c (locale_encoding, locale_utf8): New.
20395 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20396 * intl.h (locale_encoding, locale_utf8): Declare.
20397 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20398 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20400 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20402 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20403 (pp_base_tree_identifier): Declare as function.
20404 (identifier_to_locale): Declare.
20405 * Makefile.in (pretty-print.o): Update dependencies.
20406 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20408 2009-05-04 Richard Guenther <rguenther@suse.de>
20410 PR middle-end/40015
20411 * builtins.c (fold_builtin_memory_op): Do not decay to element
20412 type if the size matches the whole array.
20414 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20416 * expmed.c (synth_mult): When trying out a shift, pass the result
20419 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20421 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20422 (shiftsub1_cost): New.
20423 (init_expmed): Compute shiftsub1_cost.
20424 (synth_mult): Optimize multiplications by constants of the form
20425 -(2^^m-1) for some constant positive integer m.
20427 2009-05-03 Richard Guenther <rguenther@suse.de>
20430 * c-typeck.c (array_to_pointer_conversion): Do not built
20431 ADDR_EXPRs of arrays of pointer-to-element type.
20432 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20433 up wrong ADDR_EXPRs after-the-fact.
20434 * c-common.c (strict_aliasing_warning): Strip pointer
20435 conversions for obtaining the original type.
20436 * builtins.c (fold_builtin_memset): Handle array types.
20437 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20440 2009-05-03 Richard Guenther <rguenther@suse.de>
20442 PR middle-end/23329
20443 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20444 Do not lose casts from array types with unknown extent to array
20445 types with known extent.
20446 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20447 alias set compatibility.
20449 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20451 * flags.h (extra_warnings): Delete.
20452 * toplev.c (process_options): Handle Wuninitialized here.
20453 * opts.c (extra_warnings): Delete.
20454 (set_Wextra): Delete.
20455 (common_handle_option): -Wextra can be handled automatically.
20456 * c-opts.c (c_common_handle_option): Delete obsolete code.
20457 (c_common_post_options): Simplify comment.
20458 * common.opt (W): Add Var.
20460 (Wuninitialized): Initialize to -1.
20462 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20463 Richard Guenther <rguenther@suse.de>
20465 * expr.c (get_def_for_expr): New function.
20466 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20467 SSA rather than trees.
20468 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20469 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20471 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20473 * c-common.c (reswords): Add _Imaginary.
20474 * c-common.c (enum rid): Add RID_IMAGINARY.
20476 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20478 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20479 Patch by Richard Guenther.
20481 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20483 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20484 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20485 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20486 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20487 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20488 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20489 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20490 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20491 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20492 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20493 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20494 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20495 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20496 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20497 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20498 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20499 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20500 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20502 2009-05-02 Richard Guenther <rguenther@suse.de>
20504 PR tree-optimization/39940
20505 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20508 2009-05-02 Richard Guenther <rguenther@suse.de>
20510 PR middle-end/40001
20511 * tree-ssa.c (execute_update_addresses_taken): Properly check
20512 if we can mark a variable DECL_GIMPLE_REG_P.
20513 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20514 back to the end of the function.
20515 (is_gimple_reg_type): Remove complex type special casing.
20516 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20519 2009-05-02 Ben Elliston <bje@au.ibm.com>
20521 * doc/collect2.texi (Collect2): Document search path behaviour
20522 when configured with --with-ld.
20524 2009-05-02 Jan Hubicka <jh@suse.cz>
20526 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20527 parameter; update callers.
20528 (coalesce_cost_edge): EH edges are costier because they needs
20529 splitting even if not critical and even more costier when there are
20530 multiple EH predecestors.
20532 2009-05-02 Jan Hubicka <jh@suse.cz>
20534 * except.c (remove_eh_handler_and_replace): Handle updating after
20535 removing TRY blocks.
20537 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20539 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20541 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20543 * varasm.c: Do not include c-pragma.h.
20544 * attribs.c: Do not incude c-common.h.
20546 2009-05-01 Michael Matz <matz@suse.de>
20548 * calls.c (initialize_argument_information): Handle SSA names like
20549 decls with a non MEM_P DECL_RTL.
20551 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20553 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20554 * ipa-utils.c: Likewise.
20555 * ipa-type-escape.c: Likewise.
20556 * cgraphunit.c Do not include c-common.h.
20557 * ipa-pure-const.c: Likewise.
20558 * tree-if-conv.c: Likewise.
20559 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20560 * ipa-struct-reorg.c: Likewise.
20561 * tree-nomudflap.c: Likewise.
20562 * tree-ssa-structalias.c: Likewise.
20564 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20566 * store-motion.c: Many cleanups to make this pass a first-class
20567 citizen instead of an appendix to gcse load motion. Add TODO list
20568 to make this pass faster/cleaner/better.
20570 (struct ls_expr): Post gcse.c-split cleanups.
20571 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20572 "stores" field to "avail_stores".
20573 (pre_ldst_mems): Rename to store_motion_mems.
20574 (pre_ldst_table): Rename to store_motion_mems_table.
20575 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20576 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20577 (ldst_entry): Rename to st_expr_entry, update users.
20578 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20579 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20580 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20582 (first_ls_expr): Rename to first_st_expr, update users.
20583 (next_ls_expr): Rename to next_st_expr, update users.
20584 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20585 fields properly for store motion instead of names inherited from load
20587 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20588 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20591 (ae_kill): Rename to st_kill, update users.
20592 (ae_gen): Rename to st_avloc, update users.
20593 (transp): Rename to st_transp, update users.
20594 (pre_insert_map): Rename to st_insert_map, update users.
20595 (pre_delete_map): Rename to st_delete_map, update users.
20596 (insert_store, build_store_vectors, free_store_memory,
20597 one_store_motion_pass): Update for abovementioned changes.
20599 (gcse_subst_count, gcse_create_count): Remove.
20600 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20601 and "n_stores_created", local variables.
20603 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20606 (regvec, compute_store_table_current_insn): Remove.
20607 (reg_set_info, reg_clear_last_set): Remove.
20608 (compute_store_table): Use DF caches instead of local dataflow
20611 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20613 * c-objc-common.c (c_tree_printer): Print identifiers with
20614 pp_identifier, not pp_string. Mark "({anonymous})" for
20616 * c-pretty-print.c (pp_c_ws_string): New.
20617 (pp_c_cv_qualifier, pp_c_type_specifier,
20618 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20619 pp_c_storage_class_specifier, pp_c_function_specifier,
20620 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20621 pp_c_primary_expression, pp_c_postfix_expression,
20622 pp_c_unary_expression, pp_c_shift_expression,
20623 pp_c_relational_expression, pp_c_equality_expression,
20624 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20625 use pp_string and pp_c_ws_string in place of pp_identifier and
20626 pp_c_identifier for non-identifiers. Mark English strings for
20628 * c-pretty-print.h (pp_c_ws_string): Declare.
20630 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20631 Roland McGrath <roland@redhat.com>
20633 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20634 (ENABLE_LD_BUILDID): New configuration option.
20635 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20636 (LINK_BUILDID_SPEC): New macro.
20637 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20639 * doc/install.texi: Document --enable-linker-build-id option.
20640 * configure: Rebuild.
20641 * config.in: Rebuild.
20643 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20645 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20646 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20647 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20648 MIPS_GP_SAVE_AREA_SIZE.
20649 * config/mips/mips.c (struct mips_frame_info): Update comment
20650 before arg_pointer_offset and hard_frame_pointer_offset.
20651 (mips_compute_frame_info): Update diagram before function: to
20652 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20653 indicate the position of frame_pointer_rtx with -fstack-protector and
20654 to show args_size. Don't allocate cprestore area for leaf functions
20655 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20657 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20659 2009-04-30 Michael Matz <matz@suse.de>
20661 PR tree-optimization/39955
20662 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20664 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20666 * ira.c (setup_cover_and_important_classes): Use safe macro
20667 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20669 * genpreds.c (write_tm_preds_h): Output suitable definition of
20670 REG_CLASS_FOR_CONSTRAINT.
20672 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20674 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20676 * bitmap.c (bitmap_descriptor): Likewise.
20677 * ggc-common.c (loc_descriptor): Likewise.
20678 * varray.c (varray_descriptor): Likewise.
20679 * vec.c (vec_descriptor): Likewise.
20681 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20683 * Makefile.in (dce.o): Add $(EXCEPT_H).
20684 * dce.c: Include except.h and delete redundant vector definitions.
20685 (deletable_insn_p): Return false for non-call insns that can throw
20688 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20690 * gcse.c (ae_gen): Remove.
20691 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20692 and make non-static function to make it available in store-motion.c.
20693 Update call sites with search-and-replace.
20694 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20695 extract_mentioned_regs, extract_mentioned_regs_helper,
20696 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20697 store_killed_in_insn, store_killed_after, store_killed_before,
20698 build_store_vectors, insert_insn_start_basic_block, insert-store,
20699 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20700 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20701 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20702 * store-motion.c: ...new file. Also copy data structures from gcse.c
20703 and clean up to remove parts not used by store motion.
20704 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20705 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20707 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20710 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20711 when optimizing for size.
20713 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20715 * gcse.c (gcse_constant_p): Fix typo in last change.
20717 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20719 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20721 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20723 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20725 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20727 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20728 CONST_HIGH_PART result.
20730 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20732 * config/avr/avr.c (initial_elimination_offset): Rename to
20733 avr_initial_elimination_offset.
20734 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20735 change return type to bool.
20736 (avr_can_eliminate): New function.
20737 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20738 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20739 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20740 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20741 avr_initial_elimination_offset.
20742 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20743 (avr_initial_elimination_offset): Define.
20745 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20746 Steven Bosscher <steven@gcc.gnu.org>
20748 PR rtl-optimization/39938
20749 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20750 * cfgrtl.c: Include insn-attr.h.
20751 (rest_of_pass_free_cfg): New function.
20752 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20753 * resource.c (init_resource_info): Remove call to df_analyze.
20755 2009-04-29 Richard Guenther <rguenther@suse.de>
20758 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20759 allow conversion to signed integers.
20761 2009-04-29 Richard Guenther <rguenther@suse.de>
20763 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20764 shifts of floating point vectors if the shift amount is
20765 a constant multiple of the element size.
20767 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20768 Michael Matz <matz@suse.de>
20770 PR middle-end/39927
20772 * tree-outof-ssa.c (emit_partition_copy): New function.
20773 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20774 insert_part_to_rtx_on_edge): Perform the partition base var
20775 copy using emit_partition_copy.
20776 (insert_value_copy_on_edge): Convert constants to the right mode.
20777 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20778 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20780 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20782 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20783 scan backwards to try to find a constant to initialize it.
20785 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20786 insn before the loop_end instruction, don't look past labels.
20788 2009-04-29 Richard Guenther <rguenther@suse.de>
20790 PR middle-end/39937
20791 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20792 loose type conversions.
20793 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20794 stmts only if there are no uses of its definition.
20796 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20798 * config/bfin/bfin.h (splitting_loops): Declare.
20799 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20800 Reorder bit definitions to be ascending.
20801 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20802 * config/bfin/bfin.c (splitting_loops): New variable.
20803 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20804 (struct loop_info): Remove members INIT and LOOP_INIT.
20805 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20806 the LSETUP sequence. Allow LC to be loaded from any register, but
20807 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20808 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20810 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20811 of reload_completed.
20814 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20816 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20818 * Makefile.in (PLUGIN_VERSION_H): New.
20819 (OBJS-common): Remove plugin-version.o.
20820 (plugin.o): Depend on (PLUGIN_VERSION_H).
20821 (plugin-version.o): Remove.
20822 * configure: Regenerate
20823 * configure.ac: Create plugin-version.h.
20824 * gcc-plugin.h (plugin_gcc_version): Remove.
20825 (plugin_default_version_check): Change signature.
20826 * plugin-version.c: Remove.
20827 * plugin.c: Include plugin-version.h.
20828 (str_plugin_gcc_version_name): Remove.
20829 (try_init_one_plugin): Pass gcc version to plugin_init.
20830 (plugin_default_version_check): Both gcc and plugin versions are now
20833 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20835 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20836 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20837 Remove special case testing for last insn of inner loops. Don't fail
20838 if the loop ends with a jump, emit an extra nop instead.
20840 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20841 DREGS rather than comparing directly. Remove code that tries to
20842 account for latencies.
20844 2009-04-29 Richard Guenther <rguenther@suse.de>
20846 PR tree-optimization/39941
20847 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
20848 eliminating an indirect call.
20850 2009-04-29 Richard Guenther <rguenther@suse.de>
20852 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
20853 parameter. Allow invariants as base if !require_lvalue.
20854 (verify_gimple_assign_single): Adjust.
20856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20858 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
20859 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
20860 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
20861 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
20862 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
20864 * config/bfin/bfin.c (bfin_expand_builtin,
20865 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20867 2009-04-28 Richard Guenther <rguenther@suse.de>
20869 * tree-vect-loop.c (get_initial_def_for_induction): Use
20870 correct types for pointer increment.
20872 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20874 * toplev.c (print_version): Update GMP version string calculation.
20876 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20878 PR rtl-optimization/39938
20879 * resource.c (init_resource_info): Add call to df_analyze.
20881 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20883 * config/alpha/alpha.md (usegp): Cast the result of
20884 alpha_find_lo_sum_using_gp to enum attr_usegp.
20885 * config/alpha/alpha.c (override_options): Remove end-of-structure
20886 marker element from cpu_table. Use array size of cpu_table to handle
20887 -mcpu and -mtune options.
20888 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20890 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20892 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20893 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20894 tune_32 and tune_64.
20895 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20896 support on PowerPC.
20897 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20898 * config/rs6000/option-defaults.h: ... here. New file.
20899 (OPT_64, OPT_32): Define.
20900 (MASK_64BIT): Define to 0 if not already defined.
20901 (OPT_ARCH64, OPT_ARCH32): Define.
20902 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20905 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20907 * config/arm/arm.c (arm_override_options): Emit error on using
20910 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20912 PR rtl-optimization/39914
20913 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20914 registers for allocnos created from user-defined variables only
20915 when not optimizing.
20917 2009-04-28 Richard Guenther <rguenther@suse.de>
20919 PR middle-end/39937
20920 * fold-const.c (fold_binary): Use distribute_real_division only
20923 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20925 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20926 add hpux-stdint.h to tm_file.
20927 (hppa[12]*-*-hpux11*): Ditto.
20928 (ia64*-*-hpux*): Ditto.
20929 * config/hpux-stdint.h: New.
20930 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20931 __STDC_EXT__ for all compiles.
20932 * config/pa/pa-hpux.h: Ditto.
20933 * config/pa/pa-hpux10.h: Ditto.
20934 * config/pa/pa-hpux11.h: Ditto.
20936 2009-04-28 Catherine Moore <clm@codesourcery.com>
20938 * debug.h (set_name): Add comment.
20940 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20943 * config/darwin.c (machopic_gen_offset): Check
20944 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20945 * config/arm/arm.c (require_pic_register): Likewise.
20947 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20949 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20950 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20951 m32c_promote_prototypes): Delete.
20953 2009-04-28 Michael Matz <matz@suse.de>
20955 PR middle-end/39922
20956 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20959 2009-04-28 Richard Guenther <rguenther@suse.de>
20961 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20963 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20965 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20966 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20967 * config/arm/arm-tune.md: Regenerate.
20969 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20971 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20972 block if there are complex incoming edges.
20973 (sel_merge_blocks): Remove useless assert.
20974 (sel_redirect_edge_and_branch): Check that edge was redirected.
20975 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20976 (sel_find_rgns): Delete declaration.
20977 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20978 the region when it is not a preheader.
20980 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20983 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20985 2009-04-28 Richard Guenther <rguenther@suse.de>
20987 * tree.h (SSA_NAME_VALUE): Remove.
20988 (struct tree_ssa_name): Remove value_handle member.
20989 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20990 array for jump threading.
20991 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20993 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20994 * tree-flow.h (threadedge_initialize_values): Declare.
20995 (threadedge_finalize_values): Likewise.
20996 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20997 (SSA_NAME_VALUE): Define.
20998 (threadedge_initialize_values): New function.
20999 (threadedge_finalize_values): Likewise.
21000 * tree-ssa-dom.c (ssa_name_values): New global variable.
21001 (SSA_NAME_VALUE): Define.
21002 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21004 2009-04-28 Ira Rosen <irar@il.ibm.com>
21006 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21007 Use REPORT_VECTORIZED_LOCATIONS instead
21008 REPORT_VECTORIZED_LOOPS.
21009 * tree-vectorizer.c (vect_verbosity_level): Make static.
21010 (vect_loop_location): Rename to vect_location.
21011 (vect_set_verbosity_level): Update comment.
21012 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21014 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21015 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21016 instead REPORT_UNVECTORIZED_LOOPS.
21017 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21018 and vect_loop_def to vect_external_def and vect_internal_def.
21019 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21020 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21021 REPORT_UNVECTORIZED_LOCATIONS.
21022 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21023 and vect_used_in_loop and to vect_unused_in_scope and
21024 vect_used_in_scope.
21025 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21026 (vect_verbosity_level): Remove declaration.
21027 (vect_analyze_operations): Likewise.
21028 (vect_analyze_stmt): Declare.
21029 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21030 REPORT_UNVECTORIZED_LOCATIONS.
21031 (vect_get_loop_niters): Fix indentation.
21032 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21033 (vect_analyze_loop_operations): New function.
21034 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21035 vect_analyze_operations.
21036 (vect_is_simple_reduction): Use new names.
21037 (vectorizable_live_operation, vect_transform_loop): Likewise.
21038 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21039 to specify whether the data references can be a part of interleaving
21041 (vect_analyze_data_ref_dependence): Use new names.
21042 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21043 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21044 * tree-vect-patterns.c (widened_name_p): Use new names.
21045 (vect_recog_dot_prod_pattern): Likewise.
21046 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21047 (process_use, vect_mark_stmts_to_be_vectorized,
21048 vect_model_simple_cost, vect_model_store_cost,
21049 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21050 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21051 vectorizable_operation, vectorizable_type_demotion,
21052 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21053 vectorizable_condition): Likewise.
21054 (vect_analyze_operations): Split into vect_analyze_loop_operations
21056 (vect_analyze_stmt): ... new function.
21057 (new_stmt_vec_info): Use new names.
21058 (vect_is_simple_use): Use new names and fix comment.
21059 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21060 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21062 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21065 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21066 and integer modes for x87 operands. Do not ICE for unsupported size,
21067 generate error instead. Generate error for unsupported operand types.
21068 ['z']: Do not handle HImode memory operands specially. Warning
21069 for floating-point operands. Fallthru to 'Z' for unsupported operand
21070 types. Do not ICE for unsupported size, generate error instead.
21071 (output_387_binary_op): Use %Z to output operands.
21072 (output_fp_compare): Ditto.
21073 (output_387_reg_move): Ditto.
21075 2009-04-28 Ben Elliston <bje@au.ibm.com>
21080 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21082 * builtins.c (c_strlen): Do not warn here.
21083 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21084 * c-common.c (pointer_int_sum): Take an explicit location.
21085 Warn about offsets out of bounds.
21086 * c-common.h (pointer_int_sum): Adjust declaration.
21088 2009-04-27 Ian Lance Taylor <iant@google.com>
21090 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21092 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21093 * df-core.c (df_set_flags): Change return type to int. Change
21094 type of old_flags to int.
21095 (df_clear_flags): Likewise.
21096 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21097 (df_get_conditional_uses): Likewise.
21098 * df.h (df_set_flags, df_clear_flags): Update declarations.
21099 * dwarf2out.c (struct indirect_string_node): Change type of form
21100 field to enum dwarf_form.
21101 (AT_string_form): Change return type to enum dwarf_form.
21102 * fixed-value.c (fixed_compare): Add cast to enum type.
21103 * fwprop.c (update_df): Change 0 to VOIDmode.
21104 * gensupport.c: Change 0 to UNKNOWN.
21105 * gimple.h (gimple_cond_code): Add cast to enum type.
21106 * haifa-sched.c (reemit_notes): Add cast to enum type.
21107 * hooks.c (hook_int_void_no_regs): Remove function.
21108 * hooks.h (hook_int_void_no_regs): Remove declaration.
21109 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21110 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21111 * real.c (real_arithmetic): Add cast to enum type.
21112 (real_compare): Likewise.
21113 * target.h (struct gcc_target): Change return type of
21114 branch_target_register_class to enum reg_class.
21115 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21116 default_branch_target_register_class.
21117 * targhooks.c (default_branch_target_register_class): New function.
21118 * targhooks.h (default_branch_target_register_class): Declare.
21119 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21120 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21122 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21124 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21125 vect_uninitialized_def. Change 0 to ERROR_MARK.
21126 * tree-vect-stmts.c (supportable_widening_operation): Don't
21127 initialize icode1 and icode2.
21128 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21129 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21131 (cmn_err_flag_specs): Change 0 to STD_C89.
21132 (cmn_err_char_table): Likewise.
21133 * config/arm/arm.c (get_arm_condition_code): Change type of code
21134 to enum arm_cond_code.
21135 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21136 (IWMMXT_BUILTIN2): Likewise.
21137 (neon_builtin_type_bits): Don't define typedef.
21138 (neon_builtin_datum): Change type of bits field to int.
21139 (arm_expand_neon_args): Add cast to enum type.
21140 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21142 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21143 casts to enum type.
21144 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21146 * config/mips/mips.md (jal_macro): Return enum constant.
21147 (single_insn): Likewise.
21148 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21150 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21151 casts to enum type.
21152 * config/s390/s390.c (s390_tune_flags): Change type to int.
21153 (s390_arch_flags): Likewise.
21154 (s390_handle_arch_option): Change flags field of struct pta to int.
21155 * config/s390/s390.h (s390_tune_flags): Update declaration.
21156 (s390_arch_flags): Likewise.
21157 * config/sh/sh.c (prepare_move_operands): Compare
21158 tls_symbolic_operand result with enum constant.
21159 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21160 (sh_expand_prologue): Add cast to enum type.
21161 (sh_expand_epilogue): Likewise.
21162 (tls_symbolic_operand): Change return type to enum tls_model.
21163 (fpscr_set_from_mem): Add cast to enum type.
21164 (legitimize_pic_address): Compare tls_symbolic_operand result with
21166 (sh_target_reg_class): Change return type to enum reg_class.
21167 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21169 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21170 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21171 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21172 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21173 (delayed_branch, tls_call_delay): Likewise.
21174 (eligible_for_sibcall_delay): Likewise.
21175 (eligible_for_return_delay): Likewise.
21176 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21177 (spu_expand_builtin_1): Likewise.
21179 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21180 for all types of conversions.
21181 (output_init_element): Issue -Wc++-compat warning if needed when
21182 initializing a bitfield with enum type.
21183 * c-parser.c (c_parser_expression): Set original_type to
21184 original_type of right hand operand of comma operator.
21186 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21188 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21190 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21191 * doc/cpp.texi (Standard Predefined Macros)
21192 (Implementation-defined behavior): Likewise.
21193 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21194 * doc/gimple.texi (GIMPLE Exception Handling)
21195 (@code{GIMPLE_ASSIGN}): Likewise.
21196 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21197 * doc/invoke.texi (Warning Options, Optimize Options)
21198 (AVR Options, Darwin Options): Likewise.
21199 (Optimize Options): Reformulate -fwhole-program description.
21200 * doc/loop.texi (Lambda): Likewise.
21201 * doc/md.texi (Output Template, Define Constraints)
21202 (Standard Names, Insn Splitting): Likewise.
21203 * doc/options.texi (Option properties): Likewise.
21204 * doc/passes.texi (Tree-SSA passes): Likewise.
21205 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21206 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21207 (File Names and DBX): Likewise.
21208 * doc/trouble.texi (Incompatibilities): Likewise.
21210 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21212 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21213 instruction is correct.
21215 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21217 Allow non-constant arguments to conversion intrinsics.
21218 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21219 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21220 * spu.c (print_operand): Handle 'v' and 'w'.
21221 (exp2_immediate_p, spu_gen_exp2): Define.
21222 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21223 spu_convtf_1): Update parameter descriptions.
21224 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21225 * constraints.md ('v', 'w'): New.
21226 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21228 (i2f, I2F): New define_mode_attr.
21229 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21230 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21231 fixuns_truncv4sfv4si2): Update to use mode attribute.
21232 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21233 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21234 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21235 patterns for combine.
21237 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21239 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21240 (cprop, hoist, pre, store_motion): New debug counters.
21241 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21242 is not an RTL pass anymore.
21243 (pass_profiling): Remove extern decl for pass removed in 2005.
21244 (pass_gcse, pass_jump_bypass): Remove.
21245 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21246 to 0 for clean state.
21247 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21248 * cse.c (gate_handle_cse_after_global_opts,
21249 rest_of_handle_cse_after_global_opts): New functions.
21250 (pass_cse_after_global_opts): New pass, does local CSE.
21251 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21252 (TV_CPROP): New timevar.
21253 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21254 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21255 (gcse_main, recompute_all_luids): Remove.
21256 (compute_hash_table_work): Call max_reg_num instead of reading
21258 (cprop_jump): Don't set run_jump_opt_after_gcse.
21259 (constprop_register): Always allow to alter jumps.
21260 (cprop_insn): Likewise.
21261 (do_local_cprop): Likewise.
21262 (local_cprop_pass): Likewise. Return non-zero if something changed.
21263 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21264 (find_implicit_sets): Add note about missed optimization opportunity.
21265 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21266 pass_rtl_cprop execute function.
21267 Don't bother tracking the pass number, each pass gets its own dumpfile
21269 Always allow to alter jumpsand bypass jumps.
21270 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21271 will just find no suitable set.
21272 (pre_edge_insert): Fix dumping, this function is for PRE only.
21273 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21274 pass_rtl_pre execute function.
21275 (hoist_code): Return non-zero if something changed. Keep track of
21276 substitutions and insertions for statistics gathering similar to PRE.
21277 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21278 called from the pass_rtl_hoist execute function. Show pass statistics.
21279 (compute_store_table): Use max_reg_num directly instead of using the
21280 formerly global max_gcse_regno.
21281 (build_store_vectors): Likewise.
21282 (replace_store_insn): Fix dumping.
21283 (store_motion): Rename to ...
21284 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21285 pass, called from the pass_rtl_store_motion execute function. Keep
21286 track of substitutions and insertions for statistics gathering similar
21288 (bypass_jumps): Remove, fold interesting bits into ...
21289 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21290 from the pass_rtl_cprop execute function.
21291 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21292 pass_jump_bypass): Remove.
21293 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21294 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21295 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21296 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21297 (gate_rtl_store_motion, execute_rtl_store_motion,
21298 pass_rtl_store_motion): New.
21299 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21300 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21301 * passes.c (init_optimization_passes): Remove pass_gcse and
21302 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21303 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21304 instead of pass_jump_bypass.
21306 2009-04-27 Richard Guenther <rguenther@suse.de>
21308 PR middle-end/39928
21309 * gimplify.c (gimplify_expr): If we are required to create
21310 a temporary make sure it ends up as register.
21312 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21315 * config/i386/i386.c (construct_container): Don't call
21316 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21317 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21319 2009-04-27 Michael Matz <matz@suse.de>
21321 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21322 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21323 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21324 (dump_replaceable_exprs): Take a bitmap.
21325 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21327 (expand_gimple_basic_block): Likewise.
21328 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21329 replaceable_expressions member a bitmap.
21330 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21331 (mark_replaceable): Likewise.
21332 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21333 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21335 2009-04-27 Richard Guenther <rguenther@suse.de>
21337 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21338 (verify_stmts): Dispatch to gimple/type verification code.
21339 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21340 issue with call argument types.
21342 2009-04-27 Michael Matz <matz@suse.de>
21344 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21345 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21348 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21349 Eric Botcazou <ebotcazou@adacore.com>
21351 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21352 a label's basic block.
21353 (mark_target_live_regs): Tidy and rework obsolete comments.
21354 Change back DF problem to LIVE. If a label starts a basic block,
21355 assume that all registers that used to be live then still are.
21356 (init_resource_info): If a label starts a basic block, set its
21357 BLOCK_FOR_INSN accordingly.
21358 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21360 2009-04-27 Richard Guenther <rguenther@suse.de>
21362 * tree-flow-inline.h (function_ann): Remove.
21363 (get_function_ann): Likewise.
21364 * tree-dfa.c (create_function_ann): Remove.
21365 * tree-flow.h (struct static_var_ann_d): Remove.
21366 (struct function_ann_d): Likewise.
21367 (union tree_ann_d): Remove fdecl member.
21368 (function_ann_t): Remove.
21369 (function_ann, get_function_ann, create_function_ann): Remove
21372 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21374 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21376 2009-04-27 Jan Hubicka <jh@suse.cz>
21378 * ipa-pure-const.c (struct funct_state_d): New fields
21379 state_previously_known, looping_previously_known; remove
21380 state_set_in_source.
21381 (analyze_function): Use new fields.
21382 (propagate): Avoid assumption that state_set_in_source imply
21385 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21386 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21387 * cfgloop.h (finite_loop_p): Declare.
21389 2009-04-26 Michael Matz <matz@suse.de>
21391 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21393 2009-04-26 Michael Matz <matz@suse.de>
21395 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21396 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21397 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21398 pass_mark_used_blocks): Remove.
21399 * tree-optimize.c (pass_free_datastructures,
21400 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21401 * passes.c (init_optimization_passes): Don't call
21402 pass_mark_used_blocks, remove dead code.
21404 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21406 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21407 * tree-ssa-live.h (register_ssa_partition): Likewise.
21409 2009-04-26 Michael Matz <matz@suse.de>
21412 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21413 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21414 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21416 (compare_pairs): Swap cost comparison.
21417 (coalesce_ssa_name): Don't use change_partition_var.
21418 * tree-nrv.c (struct nrv_data): Add modified member.
21419 (finalize_nrv_r): Set it.
21420 (tree_nrv): Use it to update statements.
21421 (pass_nrv): Require PROP_ssa.
21422 * tree-mudflap.c (mf_decl_cache_locals,
21423 mf_build_check_statement_for): Use make_rename_temp.
21424 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21425 * alias.c (find_base_decl): Handle SSA names.
21426 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21427 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21428 * rtl.h (set_reg_attrs_for_parm): Declare.
21429 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21430 to "optimized", remove unused locals at finish.
21431 (execute_free_datastructures): Make global, call
21432 delete_tree_cfg_annotations.
21433 (execute_free_cfg_annotations): Don't call
21434 delete_tree_cfg_annotations.
21436 * ssaexpand.h: New file.
21437 * expr.c (toplevel): Include ssaexpand.h.
21438 (expand_assignment): Handle SSA names the same as register variables.
21439 (expand_expr_real_1): Expand SSA names.
21440 * cfgexpand.c (toplevel): Include ssaexpand.h.
21441 (SA): New global variable.
21442 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21443 (SSAVAR): New macro.
21444 (set_rtl): New helper function.
21445 (add_stack_var): Deal with SSA names, use set_rtl.
21446 (expand_one_stack_var_at): Likewise.
21447 (expand_one_stack_var): Deal with SSA names.
21448 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21449 before unique numbers.
21450 (expand_stack_vars): Use set_rtl.
21451 (expand_one_var): Accept SSA names, add asserts for them, feed them
21452 to above subroutines.
21453 (expand_used_vars): Expand all partitions (without default defs),
21454 then only the local decls (ignoring those expanded already).
21455 (expand_gimple_cond): Remove edges when jumpif() expands an
21456 unconditional jump.
21457 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21458 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21460 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21461 members of SA; deal with PARM_DECL partitions here; expand
21462 all PHI nodes, free tree datastructures and SA. Commit instructions
21463 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21464 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21465 info and statements at start, collect garbage at finish.
21466 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21467 (VAR_ANN_PARTITION) Remove.
21468 (change_partition_var): Don't declare.
21469 (partition_to_var): Always return SSA names.
21470 (var_to_partition): Only accept SSA names.
21471 (register_ssa_partition): Only check argument.
21472 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21474 (delete_var_map): Don't free it.
21475 (var_union): Only accept SSA names, simplify.
21476 (partition_view_init): Mark only useful SSA names as used.
21477 (partition_view_fini): Only deal with SSA names.
21478 (change_partition_var): Remove.
21479 (dump_var_map): Use ssa_name instead of partition_to_var member.
21480 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21482 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21483 (struct _elim_graph): New member const_dests; nodes member vector of
21485 (set_location_for_edge): New static helper.
21486 (create_temp): Remove.
21487 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21488 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21489 (new_elim_graph): Allocate const_dests member.
21490 (clean_elim_graph): Truncate const_dests member.
21491 (delete_elim_graph): Free const_dests member.
21492 (elim_graph_size): Adapt to new type of nodes member.
21493 (elim_graph_add_node): Likewise.
21494 (eliminate_name): Likewise.
21495 (eliminate_build): Don't take basic block argument, deal only with
21496 partition numbers, not variables.
21497 (get_temp_reg): New static helper.
21498 (elim_create): Use it, deal with RTL temporaries instead of trees.
21499 (eliminate_phi): Adjust all calls to new signature.
21500 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21501 (rewrite_trees): Only do checking.
21502 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21503 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21504 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21505 contains_tree_r, MAX_STMTS_IN_LATCH,
21506 process_single_block_loop_latch, analyze_edges_for_bb,
21507 perform_edge_inserts): Remove.
21508 (expand_phi_nodes): New global function.
21509 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21510 functions, initialize new parameter, remember partitions having a
21512 (finish_out_of_ssa): New global function.
21513 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21514 don't reset in_ssa_p here, don't disable TER when mudflap.
21515 (pass_del_ssa): Remove.
21516 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21518 (execute_free_datastructures): Declare.
21519 * Makefile.in (SSAEXPAND_H): New variable.
21520 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21521 * basic-block.h (commit_one_edge_insertion): Declare.
21522 * passes.c (init_optimization_passes): Move pass_nrv and
21523 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21524 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21525 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21526 (redirect_branch_edge): Deal with super block when expanding, split
21527 out jump patching itself into ...
21528 (patch_jump_insn): ... here, new static helper.
21530 2009-04-26 Michael Matz <matz@suse.de>
21532 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21533 beyond num_ssa_names.
21534 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21535 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21537 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21539 PR inline-asm/39543
21540 * fwprop.c (forward_propagate_asm): New function.
21541 (forward_propagate_and_simplify): Propagate also into __asm, if it
21542 doesn't increase the number of referenced registers.
21545 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21547 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21549 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21550 note_nonlocal_vla_type for nonlocal VLAs.
21551 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21552 contains_remapped_vars, remap_vla_decls): New functions.
21553 (convert_nonlocal_reference_stmt): If not optimizing, call
21554 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21555 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21556 if it wasn't found in var_map.
21557 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21558 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21559 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21561 * gimplify.c (nonlocal_vlas): New variable.
21562 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21564 (gimplify_body): Create and destroy nonlocal_vlas.
21566 * dwarf2out.c (loc_descr_plus_const): New function.
21567 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21568 mem_loc_descriptor, loc_descriptor_from_tree_1,
21569 descr_info_loc, gen_variable_die): Use it.
21571 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21572 !TREE_STATIC VAR_DECLs.
21573 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21574 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21575 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21576 DECL_BY_REFERENCE is valid.
21577 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21578 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21579 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21580 Copy DECL_BY_REFERENCE.
21581 (struct nesting_copy_body_data): New type.
21582 (nesting_copy_decl): New function.
21583 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21584 if they have variable length.
21586 2009-04-26 Michael Matz <matz@suse.de>
21588 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21589 mark new temporaries for renaming.
21591 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21594 * c-decl.c (global_bindings_p): Return negative value.
21595 (c_variable_size): New. Based on variable_size from
21597 (grokdeclarator): Call c_variable_size not variable_size.
21599 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21601 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21603 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21605 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21606 Redefine it to just use mingw/include.
21607 (ASM_SPEC): Rules for -m32 and -m64.
21608 (LINK_SPEC): Use Likewise.
21609 (SPEC_32): New define.
21610 (SPEC_64): Likewise.
21611 (SUB_LINK_SPEC): Likewise.
21612 (MULTILIB_DEFAULTS): New define.
21613 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21614 Add multilib options.
21615 (MULTILIB_DIRNAMES): Likewise.
21616 (MULTILIB_OSDIRNAMES): Likewise.
21617 (LIBGCC): Likewise.
21618 (INSTALL_LIBGCC): Likewise.
21620 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21623 * c-tree.h (enum c_inline_static_type): New.
21624 (record_inline_static): Declare.
21625 * c-decl.c (struct c_inline_static, c_inline_statics,
21626 record_inline_static, check_inline_statics): New.
21627 (pop_file_scope): Call check_inline_statics.
21628 (start_decl): Call record_inline_static instead of pedwarning
21629 directly for static in inline function.
21630 * c-typeck.c (build_external_ref): Call record_inline_static
21631 instead of pedwarning directly for static referenced in inline
21634 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21636 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21637 not new but only being rescanned.
21638 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21639 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21640 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21641 record_set_info, compute_set, grealloc): Remove.
21642 (recompute_all_luids): New function.
21643 (gcse_main): Don't compute sets, and don't do related memory
21644 allocations/free-ing. If something changed before the end of the
21645 pass, update LUIDs using recompute_all_luids.
21646 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21647 (free_gcse_mem): Don't free it either.
21648 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21649 Use the df insn LUIDs.
21650 (load_killed_in_block): Likewise.
21651 (compute_hash_table_work): Don't compute reg_set_in_block.
21652 (compute_transp): Use DF_REG_DEF_CHAINs.
21653 (local_cprop_pass): Don't use compute_sets and related functions.
21654 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21655 Use get_max_uid() instead of max_cuid.
21656 (insert_insn_end_basic_block, pre_insert_copy_insn,
21657 update_ld_motion_stores): Don't try to
21658 keep reg_set tables up to date.
21659 (pre_insert_copies): Use df insn LUIDs.
21660 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21661 (reg_set_info): Don't use extra bitmap argument.
21662 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21663 information to compute regs_set_in_block.
21664 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21665 (bypass_jumps): Don't use compute_sets and friends.
21667 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21670 * opts.c (undocumented_msg): Do not leave blank even with
21673 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21675 * c-decl.c (build_enumerator): Allow values folding to integer
21676 constants but not integer constant expressions with a pedwarn if
21679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21682 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21683 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21684 type is an integer constant.
21686 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21689 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21692 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21695 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21696 with variably modified return type and no storage class
21697 specifiers, except for the case of nested functions. Distinguish
21698 extern declarations of functions with variably modified return
21699 types from those of objects with variably modified types.
21701 2009-04-25 Jan Hubicka <jh@suse.cz>
21703 * tree.c (list_equal_p): New function.
21704 * tree.h (list_equal_p): Declare.
21705 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21706 basic_block_def, basic_block, const_basic_block): New.
21707 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21708 (redirect_eh_edge): New function.
21709 (make_eh_edge_update_phi): EH edges are not abnormal.
21710 * except.c: Include tree-flow.h.
21711 (list_match): New function.
21712 (eh_region_replaceable_by_p): New function.
21713 (replace_region): New function.
21714 (hash_type_list): New function.
21715 (hash_eh_region): New function.
21716 (eh_regions_equal_p): New function.
21717 (merge_peers): New function.
21718 (remove_unreachable_regions): Verify EH tree when checking;
21720 (copy_eh_region_1): New function.
21721 (copy_eh_region): New function.
21722 (push_reachable_handler): New function.
21723 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21724 regions without label but with live RESX.
21725 * except.h (redirect_eh_edge_to_label): New.
21726 * tree-flow.h (redirect_eh_edge): New.
21727 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21728 basic_block_def, basic_block, const_basic_block): Remove.
21729 * Makefile.in (except.o): Add dependency on tree-flow.h
21730 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21731 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21734 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21737 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21738 on the destination of memcpy.
21740 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21742 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21743 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21744 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21746 2009-04-25 Jan Hubicka <jh@suse.cz>
21748 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21749 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21750 to be reached by different label than left.
21751 (update_eh_edges): Update comment; remove edge_to_remove if possible
21752 and return true if suceeded.
21753 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21754 (cleanup_eh): Compute sharing map.
21755 * except.c (remove_eh_handler_and_replace): Add argument if we should
21757 (remove_unreachable_regions): Update for label sharing.
21758 (label_to_region_map): Likewise.
21759 (get_next_region_sharing_label): New function.
21760 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21762 (remove_eh_handler): Update.
21763 (remove_eh_region_and_replace_by_outer_of): New function.
21764 * except.h (struct eh_region): Add next_region_sharing_label.
21765 (remove_eh_region_and_replace_by_outer_of,
21766 get_next_region_sharing_label): Declare.
21767 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21769 2009-04-25 Jan Hubicka <jh@suse.cz>
21771 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21772 insert code even if they are not critical.
21774 2009-04-25 Jan Hubicka <jh@suse.cz>
21776 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21777 (gimple_can_remove_branch_p): EH edges won't remove branch by
21779 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21780 updating of non-abnormal EH edges.
21781 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21782 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21783 (split_critical_edges): Split also edges where emitting code on them
21784 will lead to splitting later.
21786 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21787 H.J. Lu <hongjiu.lu@intel.com>
21790 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21791 the configured assembler supports fildq and fistpq mnemonics.
21792 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21793 * configure: Regenerated.
21794 * config.in: Ditto.
21796 * config/i386/i386.c (print_operand): Handle 'Z'.
21797 ['z']: Remove handling of special fild/fist suffixes.
21798 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21799 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21800 suffix of fild insn.
21801 (*floatsi<mode>2_vector_mixed): Ditto.
21802 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21803 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21804 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21805 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21806 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21808 2009-04-25 Ben Elliston <bje@au.ibm.com>
21810 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21811 the source of a set operation.
21813 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21815 * target.h (struct gcc_target): Add case_values_threshold field.
21816 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21817 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21818 * targhooks.c (default_case_values_threshold): New function.
21819 * targhooks.h (default_case_values_threshold): Declare function.
21820 * stmt.c (expand_case): Use case_values_threshold target hook.
21821 * expr.h (case_values_threshold): Remove declartation.
21822 * expr.c (case_values_threshold): Remove function.
21823 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21825 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21826 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21827 (avr_case_values_threshold): Declare as static.
21828 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21830 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21831 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21832 (mn10300_case_values_threshold): New function.
21834 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21836 * ira.c (setup_cover_and_important_classes): Add enum cast.
21838 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21840 * genpreds.c (write_enum_constraint_num): Output definition of
21841 CONSTRAINT_NUM_DEFINED_P macro.
21842 * ira.c (setup_cover_and_important_classes): Use
21843 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21845 2009-04-24 DJ Delorie <dj@redhat.com>
21847 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
21848 __SH2A_SINGLE_ONLY__ also.
21850 2009-04-24 Steve Ellcey <sje@cup.hp.com>
21852 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
21853 (movdf_internal): Ditto.
21854 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
21855 SFmode and DFmode constants.
21856 (ia64_print_operand): Add 'G' format for printing
21857 floating point constants.
21859 2009-04-24 Richard Guenther <rguenther@suse.de>
21861 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
21862 from unsigned additions.
21864 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21866 * c-typeck.c (set_init_index): Allow array designators that are
21867 not integer constant expressions with a pedwarn if pedantic.
21869 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21871 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21872 zero if no overlap in nonzero bits between the operands.
21874 2009-04-24 Ian Lance Taylor <iant@google.com>
21876 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21877 (record_dead_and_set_regs): Likewise.
21878 * df.h (struct df_mw_hardreg): Change flags field to int.
21879 (struct df_base_ref): Likewise.
21880 (struct df): Change changeable_flags field to int.
21881 * df-scan.c (df_defs_record): Change clobber_flags to int.
21882 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21883 constants rather than #define macros.
21884 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21885 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21886 (enum dwarf_calling_convention): Likewise.
21887 (enum dwarf_line_number_x_ops): Likewise.
21888 (enum dwarf_call_frame_info): Likewise.
21889 (enum dwarf_source_language): Likewise.
21890 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21891 (add_calling_convention_attribute): Likewise.
21892 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21893 (combine_comparisons): Change compcode to int. Add cast to enum type.
21894 * genrecog.c (maybe_both_true_2): Change c to int.
21895 (write_switch): Likewise. Add cast to enum type.
21896 * gimplify.c (gimplify_omp_for): Handle return values from
21897 gimplify_expr using MIN rather than bitwise or.
21898 (gimplify_expr): Add cast to enum type.
21899 * ipa-prop.c (update_jump_functions_after_inlining): Change
21900 IPA_BOTTOM to IPA_JF_UNKNOWN.
21901 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21902 Add casts to enum type.
21903 (setup_cover_and_important_classes): Change cl to int. Add casts
21905 (setup_class_translate): Change cl and mode to int.
21906 (ira_init_once): Change mode to int.
21907 (free_register_move_costs): Likewise.
21908 (setup_prohibited_mode_move_regs): Add casts to enum type.
21909 * langhooks.c (add_builtin_function_common): Rework assertion that
21910 value fits bitfield.
21911 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21912 * omega.c (omega_do_elimination): Avoid math on enum types.
21913 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21914 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21915 int local to handle integral_argment value.
21916 * regmove.c (try_auto_increment): Change PUT_MODE to
21918 * reload.c (push_secondary_reload): Add casts to enum type.
21919 (secondary_reload_class, find_valid_class): Likewise.
21920 * reload1.c (emit_input_reload_insns): Likewise.
21921 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21922 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21923 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21925 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21926 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21928 (expand_complex_libcall): Add casts to enum type.
21929 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21930 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21931 with ERROR_MARK, not NUM_TREE_CODES.
21932 (vect_create_epilog_for_reduction): Likewise.
21933 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21934 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21935 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21937 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21938 vect_unused_in_loop. Change 0 to loop_vect.
21939 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21940 * var-tracking.c (get_init_value): Change return type to enum
21942 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21943 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21945 (arm_override_options): Add casts to enum type.
21946 (arm_emit_tls_decoration): Likewise.
21947 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21949 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21950 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21951 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21953 * config/s390/s390.c (code_for_builtin_64): Change to array of
21955 (code_for_builtin_31): Likewise.
21956 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21958 * config/sparc/sparc.c (sparc_override_options): Change value
21959 field in struct code_model to enum cmodel. In initializer change
21960 0 to NULL and add cast to enum type.
21962 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21963 Change all callers. Issue a -Wc++-compat warning using
21964 lhs_origtype if necessary.
21965 (convert_for_assignment): Issue -Wc++-compat warnings about
21966 invalid conversions to enum type on assignment.
21967 * c-common.h (build_modify_expr): Update declaration.
21969 2009-04-24 Nick Clifton <nickc@redhat.com>
21971 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21972 (function_arg_advance): Likewise.
21973 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21976 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21978 * config/s390/constraints.md ('I', 'J'): Fix condition.
21980 2009-04-24 Diego Novillo <dnovillo@google.com>
21982 * gengtype-parse.c (parse_error): Add newline after message.
21984 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21986 * config/i386/sse.md (avxmodesuffixs): Removed.
21987 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21988 (*avx_pinsr<ssevecsize>): This.
21990 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21992 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21993 follow chains of regs with a single definition, and allow expressions
21994 that are function_invariant_p.
21995 (simple_rhs_p): Allow expressions that are function_invariant_p.
21997 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21999 PR middle-end/39867
22000 * fold-const.c (fold_cond_expr_with_comparison): When folding
22001 > and >= to MAX, make sure the MAX uses the same type as the
22002 comparison's operands.
22004 2009-04-24 Nick Clifton <nickc@redhat.com>
22006 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22007 addressing for DImode accesses.
22008 (frv_print_operand_address): Handle PLUS case.
22009 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22011 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22013 PR rtl-optimization/39794
22014 * alias.c (canon_true_dependence): Add x_addr argument.
22015 * rtl.h (canon_true_dependence): Adjust prototype.
22016 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22017 * cselib.c (cselib_invalidate_mem): Likewise.
22018 * gcse.c (compute_transp): Likewise.
22019 * dse.c (scan_reads_nospill): Likewise.
22020 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22021 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22022 canon_base_addr of the group, plus optional offset.
22023 (struct group_info): Rename canon_base_mem to
22025 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22026 canon_rtx of base_mem.
22028 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22030 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22031 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22033 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22035 * config/spu/spu-builtins.h: Delete file.
22037 * config/spu/spu.h (enum spu_builtin_type): Move here from
22039 (struct spu_builtin_description): Likewise. Add GTY marker.
22040 Do not use enum spu_function_code or enum insn_code.
22041 (spu_builtins): Add extern declaration.
22043 * config/spu/spu.c: Do not include "spu-builtins.h".
22044 (enum spu_function_code, enum spu_builtin_type_index,
22045 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22046 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22047 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22048 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22049 (spu_builtin_types): Make static. Add GTY marker.
22050 (spu_builtins): Add extern declaration with GTY marker.
22051 Include "gt-spu.h".
22053 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22054 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22055 Check programmatically whether all parameters are scalar.
22057 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22059 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22061 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22062 assignment from the constructor either if the target is volatile.
22064 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22066 * config/arm/arm.md (insv): Do not share operands[0].
22068 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22070 * config/vxlib-tls.c (active_tls_threads): Delete.
22071 (delete_hook_installed): New.
22072 (tls_delete_hook): Don't delete the delete hook.
22073 (tls_destructor): Delete it here.
22074 (__gthread_set_specific): Adjust installing the delete hook.
22075 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22076 __gthread_leave_tsd_dtor_context.
22078 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22080 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22082 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22084 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22086 (alpha_rtx_costs): Ditto.
22087 (emit_unlikely_jump): Use add_reg_note.
22088 (emit_frame_store_1): Ditto.
22089 (alpha_expand_prologue): Ditto.
22090 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22091 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22093 2009-04-23 Nick Clifton <nickc@redhat.com>
22095 * config/v850/v850.md (epilogue): Remove suppressed code.
22096 (return): Rename to return_simple and remove test of frame size.
22097 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22098 to gen_return_simple.
22100 2009-04-22 Jing Yu <jingyu@google.com>
22103 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22105 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22108 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22109 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22110 value is a VECTOR_CST, the element type is the element type of the
22113 2009-04-22 DJ Delorie <dj@redhat.com>
22115 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22117 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22119 * alias.c (find_base_term): Move around LO_SUM case, so that
22120 CONST falls through into PLUS/MINUS handling.
22123 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22124 into 0, use omit_one_operand.
22126 2009-04-23 Ben Elliston <bje@au.ibm.com>
22128 * config/rs6000/linux-unwind.h (get_regs): Remove type
22129 puns. Change the type of `pc' to an array of unsigned ints and
22130 update all users. Constify frame24.
22132 2009-04-22 DJ Delorie <dj@redhat.com>
22134 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22135 declarations before code.
22136 (current_function_special_page_vector): Likewise.
22137 (m32c_expand_insv): Silence a warning.
22139 2009-04-21 Taras Glek <tglek@mozilla.com>
22141 * alias.c: Update GTY annotations to new syntax.
22142 * basic-block.h: Likewise.
22143 * bitmap.h: Likewise.
22144 * c-common.h: Likewise.
22145 * c-decl.c: Likewise.
22146 * c-parser.c: Likewise.
22147 * c-pragma.c: Likewise.
22148 * c-tree.h: Likewise.
22149 * cfgloop.h: Likewise.
22150 * cgraph.h: Likewise.
22151 * config/alpha/alpha.c: Likewise.
22152 * config/arm/arm.h: Likewise.
22153 * config/avr/avr.h: Likewise.
22154 * config/bfin/bfin.c: Likewise.
22155 * config/cris/cris.c: Likewise.
22156 * config/darwin.c: Likewise.
22157 * config/frv/frv.c: Likewise.
22158 * config/i386/i386.c: Likewise.
22159 * config/i386/i386.h: Likewise.
22160 * config/i386/winnt.c: Likewise.
22161 * config/ia64/ia64.h: Likewise.
22162 * config/iq2000/iq2000.c: Likewise.
22163 * config/mips/mips.c: Likewise.
22164 * config/mmix/mmix.h: Likewise.
22165 * config/pa/pa.c: Likewise.
22166 * config/pa/pa.h: Likewise.
22167 * config/rs6000/rs6000.c: Likewise.
22168 * config/s390/s390.c: Likewise.
22169 * config/sparc/sparc.c: Likewise.
22170 * config/xtensa/xtensa.c: Likewise.
22171 * cselib.h: Likewise.
22172 * dbxout.c: Likewise.
22173 * dwarf2out.c: Likewise.
22174 * except.c: Likewise.
22175 * except.h: Likewise.
22176 * fixed-value.h: Likewise.
22177 * function.c: Likewise.
22178 * function.h: Likewise.
22179 * gimple.h: Likewise.
22180 * integrate.c: Likewise.
22181 * optabs.c: Likewise.
22182 * output.h: Likewise.
22183 * real.h: Likewise.
22185 * stringpool.c: Likewise.
22186 * tree-data-ref.c: Likewise.
22187 * tree-flow.h: Likewise.
22188 * tree-scalar-evolution.c: Likewise.
22189 * tree-ssa-address.c: Likewise.
22190 * tree-ssa-alias.h: Likewise.
22191 * tree-ssa-operands.h: Likewise.
22192 * tree.c: Likewise.
22193 * tree.h: Likewise.
22194 * varasm.c: Likewise.
22195 * varray.h: Likewise.
22197 * coretypes.h: Do not define GTY macro if it is already defined.
22198 * doc/gty.texi: Update GTY documentation to new syntax.
22199 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22200 annotations on structs.
22201 * gengtype-parse.c: Likewise.
22203 2009-04-22 Mark Heffernan <meheff@google.com>
22205 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22207 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22209 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22212 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22214 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22215 the same as a PLUS without a shift. Increase the cost of a
22218 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22220 * Makefile.in: Update dependencies.
22221 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22222 * errors.h: Remove bogus comment about compatibility.
22223 (warning): Update declaration.
22224 * genautomata.c: Update all calls to warning.
22225 * gimple.c: Do not include errors.h. Include toplev.h.
22226 * tree-ssa-structalias.c: Do not include errors.h.
22227 * omega.c: Likewise.
22228 * tree-ssa-reassoc.c: Likewise.
22229 * config/spu/spu-c.c: Likewise.
22230 * config/spu/t-spu-elf: Update dependencies.
22232 2009-04-22 Richard Guenther <rguenther@suse.de>
22234 PR tree-optimization/39824
22235 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22236 make sure the types are compatible.
22238 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22241 * c-common.c (c_parse_error): Take a token_flags parameter.
22242 Use token_type for the token type instead.
22243 Pass token_flags to cpp_type2name.
22244 * c-common.h (c_parse_error): Update declaration.
22245 * c-parser.c (c_parser_error): Pass 0 as token flags.
22247 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22249 PR rtl-optimization/39580
22250 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22252 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22254 * function.c (expand_function_end): Do not emit a jump to the "naked"
22255 return label for fall-through returns.
22256 * except.c (sjlj_emit_function_exit): Always place the call to the
22257 unregister function at the location installed by expand_function_end.
22259 2009-04-22 Richard Guenther <rguenther@suse.de>
22261 PR tree-optimization/39845
22262 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22263 (gen_inbound_check): Likewise.
22265 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22267 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22269 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22270 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22274 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22275 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22276 shift counts to avoid out-of-bounds array accesses.
22278 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22280 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22281 (Pmode): Move above.
22283 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22285 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22286 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22287 GET_CODE macro. Use IN_RANGE macro where appropriate.
22288 * config/alpha/alpha.h: Ditto.
22289 * config/alpha/alpha.md: Ditto.
22290 * config/alpha/constraints.md: Ditto.
22291 * config/alpha/predicates.md: Ditto.
22293 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22295 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22296 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22297 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22298 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22299 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22300 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22301 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22302 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22303 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22304 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22305 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22306 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22307 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22308 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22309 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22310 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22311 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22312 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22313 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22314 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22315 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22316 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22317 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22318 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22319 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22320 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22321 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22323 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22325 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22326 references from comments.
22327 * cfgbuild.c (count_basic_blocks): Delete.
22328 (find_basic_blocks_1): Delete.
22329 (find_basic_blocks): Delete.
22330 * except.c (finish_eh_generation): Make static. Move comment from
22331 except.h here. Remove find_basic_blocks references from comments.
22332 * except.h (finish_eh_generation): Delete.
22333 * basic-block.h (find_basic_blocks): Delete.
22334 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22336 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22338 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22339 (sdbout_parms): Likewise.
22341 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22343 * config/sh/sh.c (prepare_cbranch_operands): Use
22344 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22345 (expand_cbranchdi4): Likewise.
22346 (from_compare): Add cast to enum type.
22347 (expand_cbranchsi4): Use add_reg_note.
22348 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22349 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22350 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22351 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22352 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22353 instead of CODE_FOR_nothing.
22354 (cbranchdi4): Likewise. Fix the order of arguments for
22356 (push_fpscr): Use add_reg_note.
22357 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22358 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22360 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22362 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22363 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22364 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22365 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22366 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22367 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22368 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22369 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22370 config/alpha/x-vms, config/arc/t-arc,
22371 config/arm/README-interworking, config/arm/arm-c.c,
22372 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22373 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22374 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22375 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22376 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22377 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22378 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22379 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22380 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22381 config/cris/t-elfmulti, config/crx/t-crx,
22382 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22383 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22384 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22385 config/h8300/t-h8300, config/i386/athlon.md,
22386 config/i386/darwin-libgcc.10.4.ver,
22387 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22388 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22389 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22390 config/i386/t-linux64, config/i386/t-nwld,
22391 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22392 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22393 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22394 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22395 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22396 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22397 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22398 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22399 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22400 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22401 config/m68k/t-uclinux, config/mcore/t-mcore,
22402 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22403 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22404 config/mips/crtn.asm, config/mips/irix-crti.asm,
22405 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22406 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22407 config/mips/mips-fixed.md, config/mips/sb1.md,
22408 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22409 config/mips/t-iris6, config/mips/t-isa3264,
22410 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22411 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22412 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22413 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22414 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22415 config/mn10300/t-linux, config/mn10300/t-mn10300,
22416 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22417 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22418 config/picochip/libgccExtras/clzsi2.asm,
22419 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22420 config/rs6000/darwin-libgcc.10.4.ver,
22421 config/rs6000/darwin-libgcc.10.5.ver,
22422 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22423 config/rs6000/t-aix43, config/rs6000/t-aix52,
22424 config/rs6000/t-darwin, config/rs6000/t-fprules,
22425 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22426 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22427 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22428 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22429 config/rs6000/t-rtems, config/rs6000/t-spe,
22430 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22431 config/score/t-score-elf, config/sh/divcost-analysis,
22432 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22433 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22434 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22435 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22436 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22437 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22438 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22439 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22440 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22441 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22442 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22443 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22444 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22445 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22446 * config/h8300/genmova.sh: Include copyright and license notices
22447 in generated output.
22448 * config/h8300/mova.md: Regenerate.
22449 * doc/install.texi2html: Include word "Copyright" in copyright
22450 notice and use name "Free Software Foundation, Inc.".
22451 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22452 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22453 ChangeLog-2007, ChangeLog-2008: Correct dates.
22455 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22457 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22458 NE_EXPR operations as well.
22459 * c-parser.c (c_parser_condition): Do not set location information on
22461 (c_parser_conditional_expression): Likewise.
22462 (c_parser_binary_expression): Set location information on operators.
22463 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22464 TRUTH_NOT_EXPR has been folded.
22465 * fold-const.c (fold_truth_not_expr): Copy location information from
22466 the incoming expression to the outgoing one.
22467 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22468 recursive calls on the LHS of the operator but pass that of the
22469 operator to recursive calls on the RHS of the operator. Set it
22471 (shortcut_cond_expr): Set the locus of the operator on the second
22472 COND_EXPR and that of the expression on the first in degenerate cases.
22473 Pass the locus of the expression to calls to shortcut_cond_r.
22474 Set the locus of the 'then' block on the associated jump, if any.
22475 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22476 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22477 expression to call to gimplify_boolean_expr.
22479 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22481 * config.gcc: Add additional configuration for
22482 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22483 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22484 (CPP_SPEC): Redefine for allowing -municode option.
22485 (STARTFILE_SPEC): Likewise.
22486 * config/i386/t-mingw-w64: New.
22487 * config/i386/mingw-w64.opt: New.
22488 (municode): Add new target option.
22489 * doc/invoke.texi (municode): Add documentation for new option.
22491 2009-04-21 Ian Lance Taylor <iant@google.com>
22493 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22494 Correct test for number of arguments.
22495 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22497 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22499 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22500 argument of emit_library_call.
22502 2009-04-21 Richard Guenther <rguenther@suse.de>
22504 PR middle-end/39829
22505 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22506 inside VIEW_CONVERT_EXPRs.
22508 2009-04-21 Martin Jambor <mjambor@suse.cz>
22510 * tree-switch-conversion.c (build_constructors): Split a long line.
22511 (constructor_contains_same_values_p): New function.
22512 (build_one_array): Create assigns of constants if possible, do not
22513 call mark_sym_for_renaming, call update_stmt.
22514 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22515 make_rename_temp. Do not call mark_symbols_for_renaming, call
22517 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22518 find_new_referenced_vars, call update_stmt.
22519 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22520 instead of calling make_rename_temp. Do not call
22521 find_new_referenced_vars or mark_symbols_for_renaming, call
22524 2009-04-21 Richard Guenther <rguenther@suse.de>
22526 PR tree-optimization/39827
22527 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22528 (tree_ssa_phiprop): Pass the correct array size.
22530 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22532 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22534 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22537 * c-typeck.c (lvalue_p): Move declaration ...
22538 * c-common.h (lvalue_p): ... to here.
22539 * c-common.c (candidate_equal_p): New.
22540 (add_tlist): Use it.
22541 (merge_tlist): Use it.
22542 (warn_for_collisions_1): Likewise.
22543 (warning_candidate_p): Accept more candidates.
22544 (verify_tree): A warning candidate can be an expression. Use
22547 2009-04-21 Ben Elliston <bje@au.ibm.com>
22550 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22551 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22552 options. Remove -mcall-solaris documentation.
22554 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22557 * doc/invoke.texi (-Wlong-long): Update description.
22558 * c-lex (interpret_integer): Only warn if there was no previous
22559 overflow and -Wlong-long is enabled.
22560 * c-decl.c (declspecs_add_type): Drop redundant flags.
22561 * c.opt (Wlong-long): Init to -1.
22562 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22563 and front-end warn_long_long. Wlong-long only depends on other
22564 flags if it is uninitialized.
22565 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22566 the same for CPP and FE.
22567 (restore_extension_diagnostics): Likewise.
22569 2009-04-20 Ian Lance Taylor <iant@google.com>
22571 Fix enum conversions which are invalid in C++:
22572 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22573 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22574 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22575 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22576 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22577 (dbxout_parms): Likewise.
22578 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22579 (df_clear_flags): Likewise.
22580 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22581 top_flag parameter to int.
22582 (df_chain_create_bb_process_use): Likewise.
22583 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22585 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22586 (df_ref_create_structure, df_def_record_1): Likewise.
22587 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22588 (df_notes_rescan): Change 0 to VOIDmode in function call.
22589 (df_get_call_refs, df_insn_refs_collect): Likewise.
22590 (df_bb_regs_collect): Likewise.
22591 (df_entry_block_defs_collect): Likewise.
22592 (df_exit_block_uses_collect): Likewise.
22593 * df.h: Update declarations.
22594 * double-int.c (double_int_divmod): Add cast to enum type.
22595 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22596 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22597 (based_loc_descr): Likewise.
22598 (loc_descriptor_from_tree_1): Change first_op and second_op to
22599 enum dwarf_location_atom. Add cast to enum type.
22600 * expmed.c (init_expmed): Change 0 to SET in function call.
22601 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22602 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22603 (do_store_flag): Likewise.
22604 * fixed-value.h (struct fixed_value): Change mode to enum
22606 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22607 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22609 (insert_insn_decl, insert_decl, insert_state): Likewise.
22610 (automata_list_finish): Likewise.
22611 * genrecog.c (process_define_predicate): Add cast to enum type.
22612 * gensupport.c (init_predicate_table): Add cast to enum type.
22613 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22615 (gimple_build_call_1, gimple_build_label): Likewise.
22616 (gimple_build_goto, gimple_build_asm_1): Likewise.
22617 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22618 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22619 (enum fallback): Rename from enum fallback_t.
22620 (fallback_t): Typedef as int.
22621 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22622 GSI_SAME_STMT in function call.
22623 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22625 (setup_reg_class_relations): Likewise.
22626 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22627 (setup_prohibited_class_mode_regs): Add cast to enum type.
22628 (setup_prohibited_mode_move_regs): Likewise.
22629 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22630 (record_address_regs): Change i to enum reg_class.
22631 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22632 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22633 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22634 (GET_MODE_2XWIDER_MODE): Likewise.
22635 (GET_CLASS_NARROWEST_MODE): Likewise.
22636 * omp-low.c (expand_omp_for): Add cast to enum type.
22637 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22638 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22639 * postreload.c (reload_cse_simplify_operands): Change rclass local
22641 * predict.c (combine_predictions_for_insn): Change best_predictor
22642 and predictor to enum br_predictor.
22643 (combine_predictions_for_bb): Likewise.
22644 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22645 use SET_PREDICT_EXPR_OUTCOME.
22646 * real.c (real_arithmetic): Change icode to code in function call.
22647 * reginfo.c (init_move_cost): Add casts to enum type.
22648 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22649 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22651 * reload.c (find_valid_class): Add casts to enum type.
22652 (push_reload): Change 0 to NO_REGS in function call.
22653 (find_reloads): Change this_alternative to array of enum
22654 reg_class. Remove some now-unnecessary casts.
22655 (make_memloc): Change 0 to VOIDmode in function call.
22656 * reload1.c (reload): Change 0 to VOIDmode in function call.
22657 (eliminate_regs_1, elimination_effects): Likewise.
22658 (eliminate_regs_in_insn): Likewise.
22659 (emit_input_reload_insns): Add cast to enum type.
22660 (delete_output_reload): Change 0 to VOIDmode in function call.
22661 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22662 to enum type in function call.
22663 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22664 (SET_PREDICT_EXPR_OUTCOME): Define.
22665 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22666 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22667 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22668 (dump_function): Likewise.
22669 * tree-dump.h: Update declarations.
22670 * tree-pass.h: Update declarations.
22671 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22672 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22674 (arm_rtx_costs_1): Correct parenthesization.
22675 (arm_rtx_costs): Add casts to enum type.
22676 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22677 (vfp_emit_fstmd): Use add_rg_note.
22678 (emit_multi_reg_push, emit_sfm): Likewise.
22679 (thumb_set_frame_pointer): Likewise.
22680 (arm_expand_prologue): Likewise.
22681 (arm_regno_class): Change return type to enum reg_class.
22682 (thumb1_expand_prologue): Use add_reg_note.
22683 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22684 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22686 * config/arm/gentune.sh: Add cast to enum type.
22687 * config/arm/arm-tune.md: Rebuild.
22688 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22689 (ix86_split_fp_branch, predict_jump): Likewise.
22690 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22691 insn_code to enum rtx_code.
22692 (ix86_builtin_vectorized_function): Add cast to enum type.
22693 * config/i386/i386.md (truncdfsf2): Change slot to enum
22695 (truncxf<mode>2, isinf<mode>2): Likewise.
22696 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22698 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22699 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22700 (insert_bundle_state): Change 1 to INSERT in function call.
22701 (ia64_add_bundle_selector_before): Likewise.
22702 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22703 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22704 (restore_stack_nonlocal): Likewise.
22705 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22707 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22709 (mips_rtx_costs): Likewise.
22710 (mips_override_options): Add casts to enum type.
22711 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22713 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22714 (store_reg, set_reg_plus_d): Likewise.
22715 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22716 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22718 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22720 (emit_unlikely_jump): Use add_reg_note.
22721 (rs6000_emit_allocate_stack): Likewise.
22722 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22723 (output_toc): Change 1 to INSERT in function call.
22724 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22725 (rs6000_initialize_trampoline): Likewise.
22726 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22728 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22729 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22730 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22731 (save_gprs): Use add_reg_note.
22732 (s390_emit_prologue): Likewise.
22733 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22734 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22735 (sparc_fold_builtin): Add cast to enum type.
22736 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22738 (spu_expand_prologue): Use add_reg_note.
22739 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22741 2009-04-20 Ian Lance Taylor <iant@google.com>
22743 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22744 (c_parser_postfix_expression_after_primary): Get VEC for list of
22745 arguments. Get original types of arguments. Call
22746 build_function_call_vec.
22747 (cached_expr_list_1, cached_expr_list_2): New static variables.
22748 (c_parser_expr_list): Change return type to VEC *. Add
22749 p_orig_types parameter. Change all callers.
22750 (c_parser_release_expr): New static function.
22751 (c_parser_vec_to_tree_list): New static function.
22752 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22753 call build_function_call_vec.
22754 (build_function_call_vec): New function, based on old
22755 build_function_call.
22756 (convert_arguments): Remove nargs and argarray parameters. Change
22757 values to a VEC. Add origtypes parameter.
22758 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22759 (convert_for_assignment): Add origtype parameter. Change all
22760 callers. If warn_cxx_compat, check for conversion to an enum
22761 type when calling a function.
22762 (store_init_value): Add origtype parameter. Change all callers.
22763 (digest_init): Likewise.
22764 (struct init_node): Add origtype field.
22765 (add_pending_init): Add origtype parameter. Change all callers.
22766 (output_init_element): Likewise.
22767 (output_pending_init_elements): Pass origtype from init_node to
22768 output_init_element.
22769 (process_init_element): Pass origtype from c_expr to
22770 output_init_element.
22771 (c_finish_return): Add origtype parameter. Change all callers.
22772 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22774 (sync_resolve_params): Likewise.
22775 (sync_resolve_return): Change params to first_param. Change caller.
22776 (resolve_overloaded_builtins): Change params to VEC *. Change
22777 callers. Save first parameter around call to build_function_call_vec.
22778 * c-decl.c (finish_decl): Add origtype parameter. Change all
22779 callers. Call build_function_call_vec rather than
22780 build_function_call for cleanup.
22781 * c-tree.h: Update declarations.
22782 * c-common.h: Update declarations.
22783 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22784 params to first_param.
22785 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22786 params parameter from tree to void *.
22787 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22788 Change arglist parameter to have type void *, and to be a pointer
22790 * config/rs6000/rs6000-protos.h
22791 (altivec_resolve_overloaded_builtin): Update declaration.
22792 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22793 fnargs parameter to have type void *, and to be a pointer to a
22794 VEC. Call build_function_call_vec instead of
22795 build_function_call.
22796 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22798 2009-04-20 Joey Ye <joey.ye@intel.com>
22799 Xuepeng Guo <xuepeng.guo@intel.com>
22800 H.J. Lu <hongjiu.lu@intel.com>
22802 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22804 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22805 (IX86_LEA_PRIORITY): Likewise.
22806 (distance_non_agu_define): New function.
22807 (distance_agu_use): Likewise.
22808 (ix86_lea_for_add_ok): Likewise.
22809 (ix86_dep_by_shift_count): Likewise.
22811 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22812 should split for LEA.
22814 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22816 (ix86_dep_by_shift_count): Likewise.
22818 2009-04-20 Richard Guenther <rguenther@suse.de>
22820 * expr.c (handled_component_p): Move ...
22821 * tree.h (handled_component_p): ... here.
22822 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22823 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22824 and REALPART_EXPR to be in one group.
22826 2009-04-20 Richard Guenther <rguenther@suse.de>
22828 * basic-block.h (get_all_dominated_blocks): Declare.
22829 * dominance.c (get_all_dominated_blocks): New function.
22830 * tree-cfg.c (get_all_dominated_blocks): Remove.
22831 (remove_edge_and_dominated_blocks): Adjust.
22832 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22833 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22834 instead of recursing.
22836 2009-04-20 Doug Kwan <dougkwan@google.com>
22838 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22839 (struct cgraph_node_set_def): New type.
22840 (cgraph_node_set) New type. Also declare vector functions.
22841 (struct cgraph_node_set_element_def): New type.
22842 (cgraph_node_set_element): Ditto.
22843 (cgraph_node_set_iterator): New iterator type.
22844 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22845 cgraph_node_set_remove, dump_cgraph_node_set,
22846 debug_cgraph_node_set): New prototypes.
22847 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
22848 cgraph_node_set_size): New inlines.
22849 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
22850 including cgraph.h.
22851 (struct ipa_opt_pass): Add struct cgraph_node_set_def
22852 argument to function 'write_summary'.
22853 * ipa.c: Include ggc.h.
22854 (hash_cgraph_node_set_element,
22855 eq_cgraph_node_set_element, cgraph_node_set_new,
22856 cgraph_node_set_add, cgraph_node_set_remove,
22857 cgraph_node_set_find, dump_cgraph_node_set,
22858 debug_cgraph_node_set): New functions.
22859 * Makefile.in (ipa.o): Add dependency on GGC_H.
22861 2009-04-20 Ira Rosen <irar@il.ibm.com>
22863 PR tree-optimization/39675
22864 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
22865 check of the return code of vect_schedule_slp. Check that
22866 stmt_vec_info still exists for the statement, before checking its
22867 vectorization type.
22869 2009-04-20 Michael Matz <matz@suse.de>
22871 * Makefile.in (generated_files): Take out $(simple_generated_c).
22873 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22875 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22876 (UINTPTR_TYPE): Likewise.
22878 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22881 * c-typeck.c (digest_init): Check for initializing an array with a
22884 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22887 * c-semantics.c (pop_stmt_list): Propagate
22888 STATEMENT_LIST_HAS_LABEL to parent statement list.
22890 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22892 * config/mips/mips.h (mips_tune_attr): New macro.
22893 * config/mips/mips.md (cpu): Use it.
22895 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22898 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22901 2009-04-19 Diego Novillo <dnovillo@google.com>
22903 * toplev.c (compile_file): Move call to coverage_finish ...
22904 * cgraphunit.c (ipa_passes): ... here.
22905 Call cgraph_process_new_functions.
22906 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22907 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22909 2009-04-19 Jan Hubicka <jh@suse.cz>
22911 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22913 (dump_cgraph_node): Dump can throw external flag.
22914 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22916 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22920 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22921 * common.opt (Wlogical-op): Move from here...
22922 * c.opt (Wlogical-op): ... to here.
22923 * c-typeck.c (parser_build_binary_op): Update call to
22924 warn_logical_operator.
22925 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22927 * c-common.c (warn_logical_op): Update.
22928 * c-common.h (warn_logical_op): Update declaration.
22930 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22932 * tree.c (protected_set_expr_location): Fix formatting.
22934 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22937 * c-typeck.c (readonly_warning): new.
22938 (build_unary_op, build_modify_expr): Use readonly_warning for
22939 storing into something readonly but not const-qualified.
22941 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22944 * c-typeck.c (build_unary_op): Check for taking address of
22945 expression of type void.
22947 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22950 * c-typeck.c (build_function_call): Check for calling a function
22951 with qualified void return types. Call require_complete_type when
22954 2009-04-18 Jan Hubicka <jh@suse.cz>
22956 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22958 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22959 can_throw_external flag.
22960 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22961 * ipa-pure-const.c (ignore_edge): New function.
22962 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22963 only over can_throw_external edges.
22964 (local_pure_const): Add nothrow flag.
22965 * ipa-utils.c (searchc): Add ignore_edge callback.
22966 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22967 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22968 (set_nothrow_function_flags): Update cgraph.
22969 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22971 2009-04-18 Richard Guenther <rguenther@suse.de>
22973 PR middle-end/39804
22974 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22975 (fold_stmt): ... this and ...
22976 (fold_stmt_inplace): ... this.
22977 (fold_stmt_1): Fold references in calls and asms.
22978 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22980 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22982 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22983 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22985 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22987 * tree.c (function_args_count): Remove.
22988 * tree.h: Remove the prototype for function_args_count.
22990 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22992 * tree-iterator.c (expr_only): Remove.
22993 * tree.h: Remove the prototype for expr_only.
22995 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22997 * reginfo.c (cannot_change_mode_set_regs): Remove.
22998 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23000 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23002 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23003 whether operands 0 and 1 overlaps.
23005 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23007 PR middle-end/36902
23008 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23009 pointer. Use warning_at instead of warning.
23010 (search_for_addr_array): Likewise.
23011 (check_array_bounds): Likewise.
23012 (check_all_array_refs): Check that the incoming edge is not in the
23013 list of edges to be removed.
23014 (check_all_array_refs): Avoid the temporal pointer.
23015 (vrp_visit_cond_stmt): Fix typo.
23016 (simplify_switch_using_ranges): Handle the case where the switch
23017 index is an integer constant.
23019 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23021 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23023 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23025 * doc/extend.texi, doc/invoke.texi: Fix typos.
23027 2009-04-17 Cary Coutant <ccoutant@google.com>
23029 * tree-flow-inline.h (get_lineno): Fix inverted test.
23031 2009-04-17 Diego Novillo <dnovillo@google.com>
23033 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23034 assertion for AVAIL_OUT.
23036 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23039 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23040 * config/sh/linux-atomic.asm: Likewise.
23042 2009-04-17 Diego Novillo <dnovillo@google.com>
23044 * except.c (debug_eh_tree): New.
23045 (struct eh_region, struct eh_status): Move ...
23046 * except.h: ... here.
23047 (add_type_for_runtime): Declare extern.
23048 (lookup_type_for_runtime): Likewise.
23049 (debug_eh_tree): Declare.
23050 * Makefile.in (GTFILES): List except.h before except.c
23052 2009-04-17 Diego Novillo <dnovillo@google.com>
23054 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23055 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23056 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23057 (find_vars_r): ... here.
23058 * tree-flow.h (find_referenced_vars_in): Declare.
23059 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23060 that AVAIL_OUT exists for BLOCK.
23061 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23062 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23063 (tree-parloops.o): Likewise.
23065 2009-04-17 Simon Baldwin <simonb@google.com>
23067 * toplev.c (default_tree_printer): Add handling for %E format.
23069 2009-04-17 Diego Novillo <dnovillo@google.com>
23071 * tree-pretty-print.c (dump_generic_node): Add break after
23072 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23073 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23074 FUNCTION_TYPE together. Call print_struct_decl when printing
23075 structures and TDF_SLIM is not given.
23076 (print_struct_decl): Fix logic for detecting recursion.
23078 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23081 * gcc.c (create_at_file): New.
23082 (compile_input_file_p): New.
23083 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23084 * main.c (main): Update call to toplev_main.
23085 * toplev.c (toplev_main): Change signature. Call expandargv.
23086 * toplev.h (toplev_main): Change signature.
23088 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23090 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23091 if the latter is not constant.
23093 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23095 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23097 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23099 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23100 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23102 2009-04-17 Richard Guenther <rguenther@suse.de>
23104 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23105 Handle component references view-converting an invariant address.
23107 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23109 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23110 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23111 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23112 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23113 Use @deftypevr rather than @deftypevar.
23115 2009-04-17 Richard Guenther <rguenther@suse.de>
23117 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23118 (get_prop_source_stmt): Likewise.
23119 (can_propagate_from): Likewise.
23121 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23123 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23124 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23125 (--with-multilib-list): Add default value.
23126 * configure: Regenerate.
23127 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23128 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23129 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23130 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23131 Don't add default cpu to multilib list unnecessarily, but do enable
23132 the relevant compiler option..
23133 Add support for --with-multilib-list=<blank> and
23134 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23135 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23136 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23137 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23138 TM_MULTILIB_CONFIG.
23139 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23140 (MULTILIB_OSDIRNAMES): New variable.
23141 * config/sh/t-1e: Delete file.
23142 * config/sh/t-mlib-sh1: Delete file.
23143 * config/sh/t-mlib-sh2: Delete file.
23144 * config/sh/t-mlib-sh2a: Delete file.
23145 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23146 * config/sh/t-mlib-sh2a-single: Delete file.
23147 * config/sh/t-mlib-sh2a-single-only: Delete file.
23148 * config/sh/t-mlib-sh2e: Delete file.
23149 * config/sh/t-mlib-sh3e: Delete file.
23150 * config/sh/t-mlib-sh4: Delete file.
23151 * config/sh/t-mlib-sh4-nofpu: Delete file.
23152 * config/sh/t-mlib-sh4-single: Delete file.
23153 * config/sh/t-mlib-sh4-single-only: Delete file.
23154 * config/sh/t-mlib-sh4a: Delete file.
23155 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23156 * config/sh/t-mlib-sh4a-single: Delete file.
23157 * config/sh/t-mlib-sh4a-single-only: Delete file.
23158 * config/sh/t-mlib-sh4al: Delete file.
23159 * config/sh/t-mlib-sh5-32media: Delete file.
23160 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23161 * config/sh/t-mlib-sh5-64media: Delete file.
23162 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23163 * config/sh/t-mlib-sh5-compact: Delete file.
23164 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23165 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23166 * doc/install.texi (Options specification): Add
23167 --with-multilib-list and --with-endian.
23169 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23171 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23173 (OBJS-common): Add plugin-version.o.
23174 (plugin-version.o): New.
23175 * gcc-plugin.h (plugin_gcc_version): New.
23176 (plugin_default_version_check): New.
23177 (plugin_init_func, plugin_init): Add version argument.
23178 * plugin-version.c: New.
23179 * plugin.c (str_plugin_gcc_version_name): New.
23180 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23181 pass it to the init function.
23182 (plugin_default_version_check): New.
23184 2009-04-17 Richard Guenther <rguenther@suse.de>
23186 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23187 for decl-vs-decl disambiguation.
23189 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23191 * config/s390/s390.h (s390_tune_attr): New macro definition.
23192 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23194 2009-04-17 Richard Guenther <rguenther@suse.de>
23196 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23197 (fold_stmt_r): Likewise.
23198 (maybe_fold_reference): New function.
23199 (fold_gimple_assign): Handle cases fold_stmt_r did.
23200 (fold_stmt): Do not use fold_stmt_r.
23201 (fold_stmt_inplace): Likewise.
23203 2009-04-17 Richard Guenther <rguenther@suse.de>
23205 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23206 (record_equivalences_from_stmt): Remove useless checks and
23208 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23209 the type is already suitable.
23211 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23213 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23215 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23217 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23218 (CMPtype): Define as __gcc_CMPtype.
23220 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23222 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23223 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23225 2009-04-17 Richard Guenther <rguenther@suse.de>
23227 PR tree-optimization/39746
23228 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23229 special-casing for builtins and static variable use/def.
23230 (call_may_clobber_ref_p_1): Likewise.
23232 2009-04-16 Ian Lance Taylor <iant@google.com>
23234 * df.h: Include "timevar.h".
23235 (struct df_problem): Change tv_id field to timevar_id_t.
23236 * tree-pass.h: Include "timevar.h".
23237 (struct opt_pass): Change tv_id field to timevar_id_t.
23238 * timevar.h (timevar_id_t): Define TV_NONE.
23239 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23240 TV_NONE rather than tv_id != 0.
23241 (execute_one_pass): Likewise.
23242 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23243 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23244 dependencies to $(TREE_PASS_H).
23245 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23247 (pass_branch_target_load_optimize2): Likewise.
23248 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23249 (pass_outof_cfg_layout_mode): Likewise.
23250 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23251 (pass_rebuild_cgraph_edges): Likewise.
23252 (pass_remove_cgraph_callee_edges): Likewise.
23253 * df-core.c (pass_df_initialize_opt): Likewise.
23254 (pass_df_initialize_no_opt): Likewise.
23255 (pass_df_finish): Likewise.
23256 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23257 * except.c (pass_set_nothrow_function_flags): Likewise.
23258 (pass_convert_to_eh_region_ranges): Likewise.
23259 * final.c (pass_compute_alignments): Likewise.
23260 * function.c (pass_instantiate_virtual_regs): Likewise.
23261 (pass_init_function): Likewise.
23262 (pass_leaf_regs): Likewise.
23263 (pass_match_asm_constraints): Likewise.
23264 * gimple-low.c (pass_lower_cf): Likewise.
23265 (pass_mark_used_blocks): Likewise.
23266 * init-regs.c (pass_initialize_regs): Likewise.
23267 * integrate.c (pass_initial_value_sets): Likewise.
23268 * ira.c (pass_ira): Likewise.
23269 * jump.c (pass_cleanup_barriers): Likewise.
23270 * omp-low.c (pass_expand_omp): Likewise.
23271 (pass_lower_omp): Likewise.
23272 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23273 * recog.c (pass_split_all_insns): Likewise.
23274 (pass_split_after_reload): Likewise.
23275 (pass_split_before_regstack): Likewise.
23276 (pass_split_before_sched2): Likewise.
23277 (pass_split_for_shorten_branches): Likewise.
23278 * reginfo.c (pass_reginfo_init): Likewise.
23279 (pass_subregs_of_mode_init): Likewise.
23280 (pass_subregs_of_mode_finish): Likewise.
23281 * passes.c (pass_postreload): Likewise.
23282 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23283 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23284 (pass_warn_function_return): Likewise.
23285 (pass_warn_function_noreturn): Likewise.
23286 * tree-complex.c (pass_lower_complex): Likewise.
23287 (pass_lower_complex_O0): Likewise.
23288 * tree-if-conv.c (pass_if_conversion): Likewise.
23289 * tree-into-ssa.c (pass_build_ssa): Likewise.
23290 * tree-mudflap.c (pass_mudflap_1): Likewise.
23291 (pass_mudflap_2): Likewise.
23292 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23293 (pass_mudflap_2): Likewise.
23294 * tree-nrv.c (pass_return_slot): Likewise.
23295 * tree-object-size.c (pass_object_sizes): Likewise.
23296 * tree-optimize.c (pass_all_optimizations): Likewise.
23297 (pass_early_local_passes): Likewise.
23298 (pass_all_early_optimizations): Likewise.
23299 (pass_cleanup_cfg): Likewise.
23300 (pass_cleanup_cfg_post_optimizing): Likewise.
23301 (pass_free_datastructures): Likewise.
23302 (pass_free_cfg_annotations): Likewise.
23303 (pass_fixup_cfg): Likewise.
23304 (pass_init_datastructures): Likewise.
23305 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23306 (pass_late_warn_uninitialized): Likewise.
23307 (pass_update_address_taken): Likewise.
23308 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23309 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23310 (pass_cse_sincos): Likewise.
23311 (pass_convert_to_rsqrt): Likewise.
23312 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23313 * tree-stdarg.c (pass_stdarg): Likewise.
23314 * tree-tailcall.c (pass_tail_recursion): Likewise.
23315 (pass_tail_calls): Likewise.
23316 * tree-vect-generic.c (pass_lower_vector): Likewise.
23317 (pass_lower_vector_ssa): Likewise.
23318 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23320 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23322 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23324 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23326 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23327 logical and signext.
23329 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23332 * config/sh/predicates.md (arith_operand): Check if the operand
23333 of TRUNCATE is a REG.
23335 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23337 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23338 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23340 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23342 * tree-iterator.c (tsi_split_statement_list_after,
23343 tsi_split_statement_list_before): Remove.
23344 * tree-iterator.h: Remove the prototypes for
23345 tsi_split_statement_list_after and tsi_split_statement_list_before.
23347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23349 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23350 * tree-ssa-propagate.h: Remove the prototype for
23351 stmt_makes_single_load.
23353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23355 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23356 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23360 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23364 * except.c (eh_region_outer_p): Remove.
23365 * except.h: Remove the prototype for eh_region_outer_p.
23367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23369 * function.c (current_function_assembler_name): Remove.
23370 * function.h: Remove the prototype for
23371 current_function_assembler_name.
23373 2009-04-16 Ian Lance Taylor <iant@google.com>
23375 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23376 (add_reg_note): Call alloc_reg_note.
23377 * rtl.h (alloc_reg_note): Declare.
23378 * combine.c (try_combine): Use alloc_reg_note.
23379 (recog_for_combine, move_deaths): Likewise.
23380 (distribute_notes): Use alloc_reg_note and add_reg_note.
23381 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23382 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23383 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23385 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23387 PR rtl-optimization/39762
23388 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23389 ira_may_move_out_cost): Add comments about way of their usage.
23390 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23392 * ira-conflicts.c (process_regs_for_copy): Use function
23393 ira_get_register_move_cost instead of global
23394 ira_register_move_cost.
23396 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23397 color_pass, move_spill_restore, update_curr_costs): Ditto.
23399 * ira-lives.c (process_single_reg_class_operands): Ditto.
23401 * ira-emit.c (emit_move_list): Ditto.
23403 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23404 (record_reg_classes): Ditto. Use functions
23405 ira_get_register_move_cost and ira_get_may_move_cost instead of
23406 global vars ira_register_move_cost, ira_may_move_out_cost and
23407 ira_may_move_in_cost.
23408 (record_address_regs): Don't call ira_init_register_move_cost.
23409 Use function ira_get_may_move_cost instead of global
23410 ira_may_move_in_cost.
23411 (process_bb_node_for_hard_reg_moves): Use function
23412 ira_get_register_move_cost instead of global ira_register_move_cost.
23413 (ira_costs): Don't call ira_init_register_move_cost.
23415 2009-04-16 Richard Guenther <rguenther@suse.de>
23417 * tree-cfg.c (verify_gimple_assign_binary):
23418 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23419 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23420 (create_general_new_stmt): Note that this function is broken.
23422 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23424 * common.opt (fhelp): Add Var(help_flag).
23425 * gcc-plugin.h (plugin_info): Add help.
23426 * plugin.c (plugin_name_args): Add help.
23427 (register_plugin_info): Set plugin->help.
23428 (print_help_one_plugin): New.
23429 (print_plugins_help): New.
23430 * plugin.h (print_plugins_help): New.
23431 * toplev.c (toplev_main): Call print_plugins_help if needed.
23433 2009-04-16 Richard Guenther <rguenther@suse.de>
23435 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23436 (gimple_ior_addresses_taken_1): New function.
23437 (gimple_ior_addresses_taken): Likewise.
23438 * gimple.h (struct gimple_statement_with_ops_base): Remove
23439 addresses_taken member.
23440 (gimple_ior_addresses_taken): Declare.
23441 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23442 gimple_set_addresses_taken): Remove.
23443 * ipa-reference.c (mark_address): New function.
23444 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23445 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23446 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23447 (gimple_add_to_addresses_taken): Remove.
23448 (get_tmr_operands): Call mark_address_taken.
23449 (get_asm_expr_operands): Likewise.
23450 (get_expr_operands): Likewise.
23451 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23452 (free_stmt_operands): Do not free it.
23453 * tree-ssa.c (delete_tree_ssa): Likewise.
23454 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23456 2009-04-16 Richard Guenther <rguenther@suse.de>
23458 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23459 (walk_stmt_load_store_ops): Likewise.
23460 * gimple.c (get_base_loadstore): New function.
23461 (walk_stmt_load_store_addr_ops): Likewise.
23462 (walk_stmt_load_store_ops): Likewise.
23463 * ipa-pure-const.c (check_op): Simplify.
23464 (check_load, check_store): New functions.
23465 (check_stmt): Use walk_stmt_load_store_ops.
23466 * ipa-reference.c (mark_load): Adjust signature.
23467 (mark_store): Likewise.
23468 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23470 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23472 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23473 (plugin_info): New.
23474 * opts.c (common_handle_option): Don't call print_version.
23475 * plugin.c (plugin_name_args): Add version.
23476 (register_plugin_info): New.
23477 (register_callback): Handle PLUGIN_INFO.
23478 (try_init_one_plugin): New.
23479 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23481 (finalize_one_plugin): New.
23482 (finalize_plugins): New.
23483 (print_one_plugin): New.
23484 (print_plugins_versions): New.
23485 * plugin.h (print_plugins_versions): New.
23486 (finalize_plugins): New.
23487 * toplev.c (compile_file): Don't call initialize_plugins.
23488 (print_version): Call print_plugins_versions.
23489 (toplev_main): Call initialize_plugins. Print version if needed.
23490 Call finalize_plugins.
23492 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23494 * common.opt (fversion): New.
23495 * gcc.c (print_version): New.
23496 (process_command): Don't print the version. Just set print_version.
23497 (main): Print version. Call subprocesses if print_version and
23498 verbose_flag are set.
23499 * opts.c (common_handle_option): Handle OPT_fversion.
23501 2009-04-16 Richard Guenther <rguenther@suse.de>
23502 Ira Rosen <irar@il.ibm.com>
23504 PR tree-optimization/39698
23505 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23506 type of the reduction variable. Only generate the def if
23509 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23510 make sure to first convert to an integer of the same precision.
23511 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23512 the type of the evolution correctly in computing the new
23513 induction variable base.
23515 2009-04-16 Richard Guenther <rguenther@suse.de>
23517 PR middle-end/39625
23518 * tree-cfg.c (make_blocks): Split statements with to-be
23519 abnormal SSA names on the lhs.
23521 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23523 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23524 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23525 * c-typeck.c (really_start_incremental_init): Likewise.
23526 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23527 (TARGET_INITIALIZER): Remove it.
23528 * target.h (struct target): Remove vector_opaque_p.
23529 * tree.c (build_opaque_vector_type): New.
23530 * tree.h (TYPE_VECTOR_OPAQUE): New.
23531 (build_opaque_vector_type): Declare.
23532 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23533 * config/rs6000/rs6000.c (build_opaque_vector_type,
23534 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23535 (rs6000_init_builtins): Use build_opaque_vector_type for
23536 opaque_V4SI_type_node.
23538 2009-04-15 Catherine Moore <clm@codesourcery.com>
23540 * debug.h (set_name): Declare.
23541 * dwarf2out.c (dwarf2out_set_name): Declare.
23542 (dwarf2_debug_hooks): Add set_name.
23543 (find_AT_string): New.
23544 (add_AT_string): Call find_AT_string.
23545 (dwarf2out_set_name): New.
23546 * cp/decl.c (grokdeclarator): Call set_name.
23547 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23548 * debug.c (do_nothing_debug_hooks): Likewise.
23549 * dbxout.c (dbx_debug_hooks): Likewise.
23550 * sdbout.c (sdb_debug_hooks): Likewise.
23552 2009-04-15 Michael Eager <eager@eagercon.com>
23554 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23555 reg for single-precision FPU.
23556 * config/rs6000/rs6000.md (movsi_internal1): Only for
23557 !TARGET_SINGLE_FPU.
23558 (movsi_internal1_single): New. Add pattern to move SI values to/from
23559 single-precision FP regs.
23561 2009-04-15 Richard Guenther <rguenther@suse.de>
23563 * omp-low.c (lower_rec_input_clauses): Build correct address
23565 (expand_omp_for_generic): Fix multiplication type.
23566 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23567 (generate_memset_zero): Fix types.
23568 * tree-profile.c (prepare_instrumented_value): Correctly
23571 2009-04-15 Ian Lance Taylor <iant@google.com>
23573 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23574 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23575 for -Wall and for -Wc++-compat.
23576 (c_common_post_options): For C++, set warn_enum_compare if not
23578 * c-tree.h (struct c_expr): Add field original_type.
23579 (build_external_ref): Update declaration.
23580 * c-parser.c (c_parser_braced_init): Set original_type.
23581 (c_parser_initelt): Likewise.
23582 (c_parser_expr_no_commas): Likewise.
23583 (c_parser_conditional_expression): Likewise.
23584 (c_parser_cast_expression): Likewise.
23585 (c_parser_unary_expression): Likewise. Pull setting of
23586 original_code to top of function.
23587 (c_parser_sizeof_expression): Set original_type.
23588 (c_parser_alignof_expression): Likewise.
23589 (c_parser_postfix_expression): Likewise. Pull setting of
23590 original_code to top of function.
23591 (c_parser_postfix_expression_after_paren_type): Set original_type.
23592 (c_parser_postfix_expression_after_primary): Likewise.
23593 (c_parser_expression): Likewise.
23594 * c-typeck.c (build_external_ref): Add type parameter. Change all
23596 (c_expr_sizeof_expr): Set original_type field.
23597 (parser_build_unary_op): Likewise.
23598 (parser_build_binary_op): Likewise. Optionally warn about
23599 comparisons of enums of different types.
23600 (digest_init): Set original_type field.
23601 (really_start_incremental_init): Likewise.
23602 (push_init_level, pop_init_level): Likewise.
23603 * doc/invoke.texi (Warning Options): -Wenum-compare now
23606 2009-04-15 Richard Guenther <rguenther@suse.de>
23608 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23609 out a necessary conversion.
23610 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23611 names we didn't value number.
23612 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23614 2009-04-15 Richard Guenther <rguenther@suse.de>
23616 PR tree-optimization/39764
23617 * tree-ssa-ccp.c (get_value): Canonicalize value with
23618 canonicalize_float_value.
23620 2009-04-15 Jan Hubicka <jh@suse.cz>
23622 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23623 Wrong version of patch.
23625 2009-04-15 Jan Hubicka <jh@suse.cz>
23627 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23629 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23631 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23632 our distinct integral and vector types.
23634 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23636 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23637 * init.c (build_vtbl_address): Remove call to assemble_external.
23639 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23641 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23642 output for other floating point modes.
23644 2009-04-14 Diego Novillo <dnovillo@google.com>
23646 * diagnostic.c (diagnostic_report_diagnostic): Do not
23647 warn about loaded plugins for DK_ERROR and DK_WARNING.
23648 * c-decl.c (declspecs_add_type): Move call to
23649 invoke_plugin_callbacks ...
23650 * c-parser.c (c_parser_declspecs): ... here.
23651 * plugin.c (dump_active_plugins): Tidy output.
23653 2009-04-14 Diego Novillo <dnovillo@google.com>
23654 Le-Chun Wu <lcwu@google.com>
23656 * configure.ac: Add --enable-plugin support.
23657 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23658 * Makefile.in (PLUGIN_H): Define.
23659 Export ENABLE_PLUGIN and GMPINC to site.exp.
23660 Add PLUGINLIBS to link command.
23661 Add/modify dependencies for plugin.o and files including plugin.h.
23663 * config.in: Regenerate.
23665 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23668 2009-04-14 Le-Chun Wu <lcwu@google.com>
23670 * tree-pass.h (register_one_dump_file): Add a prototype for
23671 register_one_dump_file.
23672 * toplev.c (compile_file): Call initialize_plugins.
23673 (do_compile): Call invoke_plugin_callbacks.
23674 (toplev_main): Call invoke_plugin_callbacks.
23675 * common.opt: Add -fplugin= and -fplugin-arg-.
23676 * gcc-plugin.h: New public header file for plugins to include.
23677 * plugin.c: New source file.
23678 * plugin.h: New internal header file.
23679 * passes.c (register_one_dump_file): Make it external.
23681 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23683 2009-04-14 Diego Novillo <dnovillo@google.com>
23685 * doc/plugins.texi: New.
23686 * doc/gccint.texi: Add reference to Plugins chapter.
23687 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23688 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23689 loaded plugins, if any.
23690 * timevar.def (TV_PLUGIN_INIT): Define.
23691 (TV_PLUGIN_RUN): Define.
23692 * plugin.c: Include timevar.h
23693 (plugins_active_p): New.
23694 (dump_active_plugins): New.
23695 (debug_active_plugins): New.
23697 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23699 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23701 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23703 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23705 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23706 the same as a minus without a shift.
23708 2009-04-14 Nick Clifton <nickc@redhat.com>
23710 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23711 comparisons with small integers will always produce a short
23714 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23717 2008-12-19 Diego Novillo <dnovillo@google.com>
23719 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23721 2009-04-14 Richard Guenther <rguenther@suse.de>
23723 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23725 (verify_gimple_assign_binary): Likewise. Handle shifts and
23727 (verify_gimple_phi): Print the mismatched argument position.
23728 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23730 (vect_update_init_of_dr): Likewise.
23731 * matrix-reorg.c (transform_access_sites): Do what the
23733 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23735 2009-04-13 Michael Eager <eager@eagercon.com>
23737 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23738 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23739 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23740 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23741 remove duplicate config
23743 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23745 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23746 file_name:line_number type locator of the call site.
23748 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23750 * genautomata.c: Put blank after comma.
23751 (automaton_decls): New.
23752 (struct unit_usage): Add comments to member next.
23753 (store_alt_unit_usage): Keep the list ordered.
23754 (unit_present_on_list_p, equal_alternatives_p): New.
23755 (check_regexp_units_distribution): Check units distribution
23756 correctness correctly.
23757 (main): Don't write automata if error is found. Return correct
23760 * config/m68k/cf.md (cfv4_ds): Remove.
23761 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23762 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23764 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23765 power4-load-ext, power4-store, power4-store-update,
23766 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23767 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23768 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23769 power4-sqrt, power4-isync): Modify reservation to make correct
23770 unit distribution to automata.
23772 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23773 power5-store-update, power5-two, power5-three, power5-lmul,
23774 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23776 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23778 * except.c (pass_set_nothrow_function_flags): Set name and add
23780 (set_nothrow_function_flags): Mention in the dump file when
23781 changing a function to nothrow.
23783 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23786 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23787 instead of unsigned long.
23789 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23791 * config/arm/arm.c (return_used_this_function): Remove.
23792 (arm_output_function_prologue): Remove use of
23793 return_used_this_function.
23794 (output_return_instruction): Replace use of
23795 return_used_this_function
23796 by cfun->machine->return_used_this_function.
23797 (arm_output_epilogue): Likewise.
23798 (arm_output_function_epilogue): Likewise.
23799 (thumb_unexpanded_epilogue): Likewise.
23800 * config/arm/arm.h (struct machine_function):
23801 New member return_used_this_function.
23803 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23805 * doc/install.texi: Correct description of default directory for
23806 --with-gxx-include-dir.
23808 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23810 * fold-const.c (build_range_check): Properly deal with enumeral and
23811 boolean base types.
23813 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23815 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23816 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23817 * params.h (MAX_GCSE_PASSES): Remove.
23818 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23819 in sequence. Remove ability to run multiple passes.
23820 (bypass_jumps): Report run as third CPROP pass.
23822 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23824 PR middle-end/39651
23825 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23826 when deciding whether the whole SEQUENCE can throw.
23828 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23831 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23832 offseted label references.
23834 2009-04-11 Jan Hubicka <jh@suse.cz>
23836 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23838 2009-04-11 Richard Guenther <rguenther@suse.de>
23840 PR middle-end/39732
23841 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23842 return variables as TREE_ADDRESSABLE.
23844 2009-04-11 Richard Guenther <rguenther@suse.de>
23846 PR tree-optimization/39713
23847 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
23848 reference trees have SSA_NAME operands.
23850 2009-04-11 Richard Guenther <rguenther@suse.de>
23853 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23854 address expressions.
23856 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
23858 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
23859 match changes in Cygwin 1.7
23860 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
23861 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
23863 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23865 PR tree-optimization/39701
23866 * doc/invoke.texi (Optimization Options): Document change in
23867 meaning and initialization of -fdelete-null-pointer-checks.
23869 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23871 PR middle-end/39701
23872 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23874 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23877 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23879 2009-04-10 Chao-ying Fu <fu@mips.com>
23881 * doc/tm.texi (Instruction Output): Document
23882 TARGET_ASM_FINAL_POSTSCAN_INSN.
23883 * target.h (final_postscan_insn): New field in asm_out.
23884 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23885 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23886 * final.c (final_scan_insn): Call
23887 targetm.asm_out.final_postscan_insn after outputting
23888 an asm macro and a normal instruction.
23890 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23891 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23892 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23893 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23894 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23896 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23898 PR middle-end/39701
23899 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23900 variables as non-NULL even with -fdelete-null-pointer-checks.
23902 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23904 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23906 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23909 * config/i386/i386.c (classify_argument): Handle SCmode with
23910 (bit_offset % 64) != 0.
23912 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23914 * doc/invoke.texi (Optimize Options): Add cross-reference to
23915 -Q --help=optimizers examples.
23917 2009-04-10 Ben Elliston <bje@au.ibm.com>
23920 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23921 regalign for the reg == fpr and TDmode case.
23923 2009-04-09 David Ayers <ayers@fsfe.org>
23926 * objc/objc-act.c (warn_with_method): Remove helper function.
23927 (check_duplicates): Call warning and inform directly.
23928 (really_start_method): Likewise.
23930 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23932 * expmed.c (expand_divmod): Always use a comparison for a division
23933 by a large unsigned integer.
23935 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23936 for things others than variables or functions as nonzero.
23938 2009-04-09 Nick Clifton <nickc@redhat.com>
23940 * unwind-compat.c: Change copyright header to refer to version
23941 3 of the GNU General Public License with version 3.1 of the
23942 GCC Runtime Library Exception and to point readers at the
23943 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23944 * config/alpha/crtfastmath.c: Likewise.
23945 * config/alpha/linux-unwind.h: Likewise.
23946 * config/alpha/qrnnd.asm: Likewise.
23947 * config/alpha/vms-crt0-64.c: Likewise.
23948 * config/alpha/vms-crt0.c: Likewise.
23949 * config/alpha/vms-dwarf2.asm: Likewise.
23950 * config/alpha/vms-dwarf2eh.asm: Likewise.
23951 * config/alpha/vms-psxcrt0-64.c: Likewise.
23952 * config/alpha/vms-psxcrt0.c: Likewise.
23953 * config/alpha/vms_tramp.asm: Likewise.
23954 * config/arc/initfini.c: Likewise.
23955 * config/arc/lib1funcs.asm: Likewise.
23956 * config/arm/bpabi-v6m.S: Likewise.
23957 * config/arm/bpabi.S: Likewise.
23958 * config/arm/bpabi.c: Likewise.
23959 * config/arm/crti.asm: Likewise.
23960 * config/arm/crtn.asm: Likewise.
23961 * config/arm/ieee754-df.S: Likewise.
23962 * config/arm/ieee754-sf.S: Likewise.
23963 * config/arm/lib1funcs.asm: Likewise.
23964 * config/arm/libunwind.S: Likewise.
23965 * config/arm/linux-atomic.c: Likewise.
23966 * config/arm/mmintrin.h: Likewise.
23967 * config/arm/pr-support.c: Likewise.
23968 * config/arm/unaligned-funcs.c: Likewise.
23969 * config/arm/unwind-arm.c: Likewise.
23970 * config/arm/unwind-arm.h: Likewise.
23971 * config/avr/libgcc.S: Likewise.
23972 * config/bfin/crti.s: Likewise.
23973 * config/bfin/crtlibid.s: Likewise.
23974 * config/bfin/crtn.s: Likewise.
23975 * config/bfin/lib1funcs.asm: Likewise.
23976 * config/bfin/linux-unwind.h: Likewise.
23977 * config/cris/arit.c: Likewise.
23978 * config/cris/cris_abi_symbol.c: Likewise.
23979 * config/darwin-64.c: Likewise.
23980 * config/darwin-crt2.c: Likewise.
23981 * config/darwin-crt3.c: Likewise.
23982 * config/darwin.h: Likewise.
23983 * config/dbxelf.h: Likewise.
23984 * config/dfp-bit.c: Likewise.
23985 * config/dfp-bit.h: Likewise.
23986 * config/elfos.h: Likewise.
23987 * config/fixed-bit.c: Likewise.
23988 * config/fixed-bit.h: Likewise.
23989 * config/fp-bit.c: Likewise.
23990 * config/fp-bit.h: Likewise.
23991 * config/fr30/crti.asm: Likewise.
23992 * config/fr30/crtn.asm: Likewise.
23993 * config/fr30/lib1funcs.asm: Likewise.
23994 * config/freebsd-spec.h: Likewise.
23995 * config/frv/cmovd.c: Likewise.
23996 * config/frv/cmovh.c: Likewise.
23997 * config/frv/cmovw.c: Likewise.
23998 * config/frv/frvbegin.c: Likewise.
23999 * config/frv/frvend.c: Likewise.
24000 * config/frv/lib1funcs.asm: Likewise.
24001 * config/glibc-stdint.h: Likewise.
24002 * config/h8300/clzhi2.c: Likewise.
24003 * config/h8300/crti.asm: Likewise.
24004 * config/h8300/crtn.asm: Likewise.
24005 * config/h8300/ctzhi2.c: Likewise.
24006 * config/h8300/fixunssfsi.c: Likewise.
24007 * config/h8300/lib1funcs.asm: Likewise.
24008 * config/h8300/parityhi2.c: Likewise.
24009 * config/h8300/popcounthi2.c: Likewise.
24010 * config/i386/ammintrin.h: Likewise.
24011 * config/i386/att.h: Likewise.
24012 * config/i386/avxintrin.h: Likewise.
24013 * config/i386/biarch64.h: Likewise.
24014 * config/i386/bmmintrin.h: Likewise.
24015 * config/i386/cpuid.h: Likewise.
24016 * config/i386/cross-stdarg.h: Likewise.
24017 * config/i386/crtfastmath.c: Likewise.
24018 * config/i386/crtprec.c: Likewise.
24019 * config/i386/cygming-crtbegin.c: Likewise.
24020 * config/i386/cygming-crtend.c: Likewise.
24021 * config/i386/cygwin.asm: Likewise.
24022 * config/i386/emmintrin.h: Likewise.
24023 * config/i386/gmm_malloc.h: Likewise.
24024 * config/i386/gthr-win32.c: Likewise.
24025 * config/i386/i386.h: Likewise.
24026 * config/i386/immintrin.h: Likewise.
24027 * config/i386/linux-unwind.h: Likewise.
24028 * config/i386/linux64.h: Likewise.
24029 * config/i386/mm3dnow.h: Likewise.
24030 * config/i386/mmintrin-common.h: Likewise.
24031 * config/i386/mmintrin.h: Likewise.
24032 * config/i386/nmmintrin.h: Likewise.
24033 * config/i386/pmm_malloc.h: Likewise.
24034 * config/i386/pmmintrin.h: Likewise.
24035 * config/i386/smmintrin.h: Likewise.
24036 * config/i386/sol2-c1.asm: Likewise.
24037 * config/i386/sol2-ci.asm: Likewise.
24038 * config/i386/sol2-cn.asm: Likewise.
24039 * config/i386/sol2-gc1.asm: Likewise.
24040 * config/i386/tmmintrin.h: Likewise.
24041 * config/i386/unix.h: Likewise.
24042 * config/i386/w32-unwind.h: Likewise.
24043 * config/i386/wmmintrin.h: Likewise.
24044 * config/i386/x86-64.h: Likewise.
24045 * config/i386/x86intrin.h: Likewise.
24046 * config/i386/xmmintrin.h: Likewise.
24047 * config/ia64/crtbegin.asm: Likewise.
24048 * config/ia64/crtend.asm: Likewise.
24049 * config/ia64/crtfastmath.c: Likewise.
24050 * config/ia64/crti.asm: Likewise.
24051 * config/ia64/crtn.asm: Likewise.
24052 * config/ia64/fde-glibc.c: Likewise.
24053 * config/ia64/lib1funcs.asm: Likewise.
24054 * config/ia64/linux-unwind.h: Likewise.
24055 * config/ia64/quadlib.c: Likewise.
24056 * config/ia64/unwind-ia64.c: Likewise.
24057 * config/linux.h: Likewise.
24058 * config/m32c/m32c-lib1.S: Likewise.
24059 * config/m32c/m32c-lib2-trapv.c: Likewise.
24060 * config/m32c/m32c-lib2.c: Likewise.
24061 * config/m32r/initfini.c: Likewise.
24062 * config/m68hc11/larith.asm: Likewise.
24063 * config/m68hc11/m68hc11-crt0.S: Likewise.
24064 * config/m68k/cf.md: Likewise.
24065 * config/m68k/crti.s: Likewise.
24066 * config/m68k/crtn.s: Likewise.
24067 * config/m68k/lb1sf68.asm: Likewise.
24068 * config/m68k/linux-unwind.h: Likewise.
24069 * config/mcore/crti.asm: Likewise.
24070 * config/mcore/crtn.asm: Likewise.
24071 * config/mcore/lib1.asm: Likewise.
24072 * config/mips/linux-unwind.h: Likewise.
24073 * config/mips/loongson.h: Likewise.
24074 * config/mips/mips16.S: Likewise.
24075 * config/mmix/crti.asm: Likewise.
24076 * config/mmix/crtn.asm: Likewise.
24077 * config/pa/fptr.c: Likewise.
24078 * config/pa/hpux-unwind.h: Likewise.
24079 * config/pa/lib2funcs.asm: Likewise.
24080 * config/pa/linux-atomic.c: Likewise.
24081 * config/pa/linux-unwind.h: Likewise.
24082 * config/pa/milli64.S: Likewise.
24083 * config/pa/quadlib.c: Likewise.
24084 * config/pa/stublib.c: Likewise.
24085 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24086 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24087 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24088 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24089 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24090 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24091 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24092 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24093 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24094 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24095 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24096 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24097 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24098 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24099 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24100 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24101 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24102 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24103 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24104 * config/rs6000/750cl.h: Likewise.
24105 * config/rs6000/altivec.h: Likewise.
24106 * config/rs6000/biarch64.h: Likewise.
24107 * config/rs6000/crtresfpr.asm: Likewise.
24108 * config/rs6000/crtresgpr.asm: Likewise.
24109 * config/rs6000/crtresxfpr.asm: Likewise.
24110 * config/rs6000/crtresxgpr.asm: Likewise.
24111 * config/rs6000/crtsavfpr.asm: Likewise.
24112 * config/rs6000/crtsavgpr.asm: Likewise.
24113 * config/rs6000/darwin-asm.h: Likewise.
24114 * config/rs6000/darwin-fallback.c: Likewise.
24115 * config/rs6000/darwin-fpsave.asm: Likewise.
24116 * config/rs6000/darwin-ldouble.c: Likewise.
24117 * config/rs6000/darwin-tramp.asm: Likewise.
24118 * config/rs6000/darwin-unwind.h: Likewise.
24119 * config/rs6000/darwin-vecsave.asm: Likewise.
24120 * config/rs6000/darwin-world.asm: Likewise.
24121 * config/rs6000/e500crtres32gpr.asm: Likewise.
24122 * config/rs6000/e500crtres64gpr.asm: Likewise.
24123 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24124 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24125 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24126 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24127 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24128 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24129 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24130 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24131 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24132 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24133 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24134 * config/rs6000/eabi-ci.asm: Likewise.
24135 * config/rs6000/eabi-cn.asm: Likewise.
24136 * config/rs6000/eabi.asm: Likewise.
24137 * config/rs6000/linux-unwind.h: Likewise.
24138 * config/rs6000/linux64.h: Likewise.
24139 * config/rs6000/paired.h: Likewise.
24140 * config/rs6000/paired.md: Likewise.
24141 * config/rs6000/ppc64-fp.c: Likewise.
24142 * config/rs6000/ppu_intrinsics.h: Likewise.
24143 * config/rs6000/rs6000.h: Likewise.
24144 * config/rs6000/si2vmx.h: Likewise.
24145 * config/rs6000/sol-ci.asm: Likewise.
24146 * config/rs6000/sol-cn.asm: Likewise.
24147 * config/rs6000/spe.h: Likewise.
24148 * config/rs6000/spu2vmx.h: Likewise.
24149 * config/rs6000/sysv4.h: Likewise.
24150 * config/rs6000/tramp.asm: Likewise.
24151 * config/rs6000/vec_types.h: Likewise.
24152 * config/s390/linux-unwind.h: Likewise.
24153 * config/s390/tpf-unwind.h: Likewise.
24154 * config/score/crti.asm: Likewise.
24155 * config/score/crtn.asm: Likewise.
24156 * config/sh/crt1.asm: Likewise.
24157 * config/sh/crti.asm: Likewise.
24158 * config/sh/crtn.asm: Likewise.
24159 * config/sh/divtab-sh4-300.c: Likewise.
24160 * config/sh/divtab-sh4.c: Likewise.
24161 * config/sh/divtab.c: Likewise.
24162 * config/sh/lib1funcs-4-300.asm: Likewise.
24163 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24164 * config/sh/lib1funcs.asm: Likewise.
24165 * config/sh/lib1funcs.h: Likewise.
24166 * config/sh/linux-atomic.asm: Likewise.
24167 * config/sh/linux-unwind.h: Likewise.
24168 * config/sh/shmedia.h: Likewise.
24169 * config/sh/sshmedia.h: Likewise.
24170 * config/sh/ushmedia.h: Likewise.
24171 * config/sparc/crtfastmath.c: Likewise.
24172 * config/sparc/linux-unwind.h: Likewise.
24173 * config/sparc/sol2-c1.asm: Likewise.
24174 * config/sparc/sol2-ci.asm: Likewise.
24175 * config/sparc/sol2-cn.asm: Likewise.
24176 * config/spu/divmodti4.c: Likewise.
24177 * config/spu/divv2df3.c: Likewise.
24178 * config/spu/float_disf.c: Likewise.
24179 * config/spu/float_unsdidf.c: Likewise.
24180 * config/spu/float_unsdisf.c: Likewise.
24181 * config/spu/float_unssidf.c: Likewise.
24182 * config/spu/mfc_multi_tag_release.c: Likewise.
24183 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24184 * config/spu/mfc_tag_release.c: Likewise.
24185 * config/spu/mfc_tag_reserve.c: Likewise.
24186 * config/spu/mfc_tag_table.c: Likewise.
24187 * config/spu/multi3.c: Likewise.
24188 * config/spu/spu_internals.h: Likewise.
24189 * config/spu/spu_intrinsics.h: Likewise.
24190 * config/spu/spu_mfcio.h: Likewise.
24191 * config/spu/vec_types.h: Likewise.
24192 * config/spu/vmx2spu.h: Likewise.
24193 * config/stormy16/stormy16-lib2.c: Likewise.
24194 * config/svr4.h: Likewise.
24195 * config/sync.c: Likewise.
24196 * config/v850/lib1funcs.asm: Likewise.
24197 * config/vxlib-tls.c: Likewise.
24198 * config/vxlib.c: Likewise.
24199 * config/vxworks-dummy.h: Likewise.
24200 * config/xtensa/crti.asm: Likewise.
24201 * config/xtensa/crtn.asm: Likewise.
24202 * config/xtensa/ieee754-df.S: Likewise.
24203 * config/xtensa/ieee754-sf.S: Likewise.
24204 * config/xtensa/lib1funcs.asm: Likewise.
24205 * config/xtensa/lib2funcs.S: Likewise.
24206 * config/xtensa/linux-unwind.h: Likewise.
24207 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24208 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24209 * coretypes.h: Likewise.
24210 * crtstuff.c: Likewise.
24211 * defaults.h: Likewise.
24212 * dwarf2.h: Likewise.
24213 * emutls.c: Likewise.
24214 * gbl-ctors.h: Likewise.
24215 * gcov-io.h: Likewise.
24216 * ginclude/float.h: Likewise.
24217 * ginclude/iso646.h: Likewise.
24218 * ginclude/stdarg.h: Likewise.
24219 * ginclude/stdbool.h: Likewise.
24220 * ginclude/stddef.h: Likewise.
24221 * ginclude/stdfix.h: Likewise.
24222 * ginclude/stdint-gcc.h: Likewise.
24223 * ginclude/tgmath.h: Likewise.
24224 * gthr-aix.h: Likewise.
24225 * gthr-dce.h: Likewise.
24226 * gthr-gnat.c: Likewise.
24227 * gthr-gnat.h: Likewise.
24228 * gthr-lynx.h: Likewise.
24229 * gthr-mipssde.h: Likewise.
24230 * gthr-nks.h: Likewise.
24231 * gthr-posix.c: Likewise.
24232 * gthr-posix.h: Likewise.
24233 * gthr-posix95.h: Likewise.
24234 * gthr-rtems.h: Likewise.
24235 * gthr-single.h: Likewise.
24236 * gthr-solaris.h: Likewise.
24237 * gthr-tpf.h: Likewise.
24238 * gthr-vxworks.h: Likewise.
24239 * gthr-win32.h: Likewise.
24240 * gthr.h: Likewise.
24241 * libgcc2.c: Likewise.
24242 * libgcc2.h: Likewise.
24243 * libgcov.c: Likewise.
24244 * tsystem.h: Likewise.
24245 * typeclass.h: Likewise.
24246 * unwind-c.c: Likewise.
24247 * unwind-compat.h: Likewise.
24248 * unwind-dw2-fde-compat.c: Likewise.
24249 * unwind-dw2-fde-darwin.c: Likewise.
24250 * unwind-dw2-fde-glibc.c: Likewise.
24251 * unwind-dw2-fde.c: Likewise.
24252 * unwind-dw2-fde.h: Likewise.
24253 * unwind-dw2.c: Likewise.
24254 * unwind-dw2.h: Likewise.
24255 * unwind-generic.h: Likewise.
24256 * unwind-pe.h: Likewise.
24257 * unwind-sjlj.c: Likewise.
24258 * unwind.inc: Likewise.
24259 * config/arm/neon-gen.ml: Change generated copyright header to
24260 refer to version 3 of the GNU General Public License with
24261 version 3.1 of the GCC Runtime Library Exception and to point
24262 readers at the COPYING3 and COPYING3.RUNTIME files and the
24263 FSF's license web page.
24264 * config/arm/arm_neon.h: Regenerate.
24266 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24268 * config/cris/cris.md: Change copyright header to refer to version
24269 3 of the GNU General Public License.
24270 * doc/install.texi2html: Change copyright header to refer to version
24271 3 of the GNU General Public License and to point readers at the
24272 COPYING3 file and the FSF's license web page.
24273 * config/vax/linux.h: Likewise.
24275 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24277 * config/i386/i386.md (cmpcc): New.
24278 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24279 (sync_compare_and_swap_cc*): Delete.
24281 * config/s390/s390.c (s390_compare_emitted): Remove.
24282 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24283 s390_compare_emitted used to be handled. Assert that modes match.
24284 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24285 refer to sync_compare_and_swap_ccsi.
24286 * config/s390/s390.h (s390_compare_emitted): Remove.
24287 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24288 instead of s390_compare_emitted.
24289 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24290 instead of s390_compare_emitted.
24291 * config/s390/s390.md (cmpcc): New.
24292 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24293 CC_REGNUM, do not pretend it's set.
24294 (sync_compare_and_swap_cc*): Delete.
24295 * config/s390/predicates.md (cc_reg_operand): New.
24297 * expr.c (sync_compare_and_swap_cc): Delete.
24298 * optabs.h (sync_compare_and_swap_cc): Delete.
24299 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24300 is being used with can_compare_p.
24301 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24302 (find_cc_set): New.
24303 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24304 look for a MODE_CC set instead. Use emit_store_flag.
24305 (expand_compare_and_swap_loop): Likewise, with some additional
24306 complication to avoid a force_reg when useless. Use
24307 emit_cmp_and_jump_insns.
24308 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24309 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24310 sync_compare_and_swap documentation.
24312 2009-04-09 Jan Hubicka <jh@suse.cz>
24314 * except.c (find_prev_try): Break out from ....
24315 (duplicate_eh_regions): ... here; properly update prev_try pointers
24316 when duplication part of tree.
24317 (dump_eh_tree): Improve dumping.
24318 (verify_eh_region): New.
24319 (verify_eh_tree): Use it.
24321 2009-04-06 Richard Guenther <rguenther@suse.de>
24323 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24324 &ARRAY addresses by adjusting their types and prepending
24326 * tree-cfg.c (verify_gimple_assign_single): Verify that
24327 addresses are correct.
24329 2009-04-09 Richard Guenther <rguenther@suse.de>
24331 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24332 indices into an array reference if possible.
24333 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24334 Fold POINTER_PLUS_EXPR statements with invariant address.
24336 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24339 * config.gcc (powerpc64-*-linux*): Always build biarch.
24341 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24344 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24345 it and pedwarn if this results in an INTEGER_CST.
24347 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24349 * doc/install.texi: Update minimum GMP version. Remove obsolete
24350 text in MPFR section.
24352 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24354 * dwarf2out.c (class_scope_p): New static inline.
24355 (class_or_namespace_scope_p): Use it.
24356 (gen_variable_die): Use DW_TAG_member tag for static data member
24357 declarations instead of DW_TAG_variable.
24359 PR middle-end/39573
24360 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24363 2009-04-08 Richard Guenther <rguenther@suse.de>
24365 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24366 valueize random data.
24368 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24370 * config.gcc (aix tm_file): Add aix-stdint.h.
24371 (aix tm clause use_gcc_stdint): Set to wrap.
24372 * config/rs6000/aix-stdint.h: New file.
24374 2009-04-08 Richard Guenther <rguenther@suse.de>
24376 PR middle-end/36291
24377 * tree-dfa.c (add_referenced_var): Do not recurse into
24378 global initializers.
24379 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24381 (fold_const_aggregate_ref): Likewise.
24383 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24385 * recog.c (ordered_comparison_operator): New.
24386 * gensupport.c (std_preds): Add it.
24387 * doc/md.texi (Machine-Independent Predicates): Document it.
24389 2009-04-08 Jan Hubicka <jh@suse.cz>
24391 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24392 * function.h (rtl_eh): Remove exception_handler_label_map.
24393 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24394 remove_exception_handler_label, for_each_eh_label_1): Remove.
24395 (rtl_remove_unreachable_regions): Remove.
24396 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24397 (find_exception_handler_labels): Don't build the hashtable.
24398 (maybe_remove_eh_handler): Remove.
24399 (for_each_eh_label): Rewrite to walk the tree.
24400 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24401 * except.h (maybe_remove_eh_handler): Remove.
24402 * passes.c (init_optimization_passes): Schedule second EH cleanup
24404 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24405 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24407 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24409 * genoutput.c (validate_optab_operands): New.
24410 (gen_insn, gen_expand): Call it.
24412 * genflags.c (gen_insn): Detect misused iterators.
24413 (main): Pass line_no to gen_insn, exit with status 1 on error.
24415 * genextract.c (line_no): Make global.
24416 (VEC_safe_set_locstr): Change assertion to error message.
24417 (main): Exit with status 1 on error.
24419 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24423 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24424 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24425 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24426 * c-convert.c (convert): Do not call fold on results of conversion
24427 functions when the result is a C_MAYBE_CONST_EXPR.
24428 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24429 of __builtin_choose_expr.
24430 * c-typeck.c (remove_c_maybe_const_expr): New.
24431 (build_unary_op, build_conditional_expr, build_compound_expr,
24432 build_binary_op, c_objc_common_truthvalue_conversion): Call
24433 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24436 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24438 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24439 CODE to produce a new one. Add a prototype to use fold_convert_const
24441 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24444 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24445 mix declarations and code.
24447 2009-04-08 Ben Elliston <bje@au.ibm.com>
24449 * gcc.c: Replace `CC' with `GCC' throughout.
24451 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24453 * doc/invoke.texi: Document Atom support.
24455 2009-04-07 Jason Merrill <jason@redhat.com>
24458 * c-common.h, c-common.c: Add flag_pretty_templates.
24459 * c-opts.c (c_common_handle_option): Set it.
24460 * c.opt: Add -fno-pretty-templates.
24461 * doc/invoke.texi (C++ Dialect Options): Likewise.
24463 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24465 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24466 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24467 (ia64_expand_builtin): Likewise.
24469 2009-04-07 Martin Jambor <mjambor@suse.cz>
24471 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24472 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24473 ADDR_EXPRS are include too.
24475 2009-04-07 Richard Guenther <rguenther@suse.de>
24477 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24478 decls are only used if passes as parameters or if they are
24479 local statics and the call is not to a builtin.
24480 (call_may_clobber_ref_p_1): Likewise.
24482 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24484 * expr.c (do_store_flag): Remove last argument. Simplify code
24485 to avoid duplication of tests already done by can_compare_p.
24486 (expand_expr_real_1): Adjust caller.
24488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24490 * optabs.c (can_compare_p): Test the predicate of a
24491 cbranch and cstore pattern.
24493 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24495 * expr.c (convert_move): Use emit_store_flag instead of
24498 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24500 * config/i386/i386.c (ix86_compare_emitted): Remove.
24501 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24502 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24503 * config/i386/i386.h (ix86_compare_emitted): Remove.
24504 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24505 instead of ix86_compare_emitted.
24506 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24508 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24510 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24511 Add t-sysroot-suffix to tmake_file.
24512 * config/print-sysroot-suffix.sh: New file.
24513 * config/t-sysroot-suffix: New file.
24515 2009-04-07 Ben Elliston <bje@au.ibm.com>
24517 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24518 as the latter produces a warning when the target does not support
24521 2009-04-07 Ben Elliston <bje@au.ibm.com>
24523 * dfp.c: Replace type punning assignments with memcpy throughout.
24524 * Makefile.in (dfp.o-warn): Remove.
24526 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24529 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24530 Include soft-fp/t-softfp after rs6000/t-linux64.
24532 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24534 * stor-layout.c (set_sizetype): Use the full precision of their
24535 machine mode for bitsize types.
24537 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24539 * config/i386/i386.md: Revert 2 accidental checkins.
24541 2009-04-06 Joey Ye <joey.ye@intel.com>
24542 Xuepeng Guo <xuepeng.guo@intel.com>
24543 H.J. Lu <hongjiu.lu@intel.com>
24545 Atom pipeline model, tuning and insn selection.
24546 * config.gcc (atom): Add atom config options and target.
24548 * config/i386/atom.md: New.
24550 * config/i386/i386.c (atom_cost): New cost.
24551 (m_ATOM): New macro flag.
24552 (initial_ix86_tune_features): Set m_ATOM.
24553 (x86_accumulate_outgoing_args): Likewise.
24554 (x86_arch_always_fancy_math_387): Likewise.
24555 (processor_target): Add Atom cost.
24556 (cpu_names): Add Atom cpu name.
24557 (override_options): Set Atom ISA.
24558 (ix86_issue_rate): New case PROCESSOR_ATOM.
24559 (ix86_adjust_cost): Likewise.
24561 * config/i386/i386.h (TARGET_ATOM): New target macro.
24562 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24563 (TARGET_OPT_AGU): New target option.
24564 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24565 (processor_type): Add PROCESSOR_ATOM.
24567 * config/i386/i386.md (cpu): Add new value "atom".
24568 (use_carry, movu): New attr.
24569 (atom.md): Include atom.md.
24570 (adddi3_carry_rex64): Set attr "use_carry".
24571 (addqi3_carry): Likewise.
24572 (addhi3_carry): Likewise.
24573 (addsi3_carry): Likewise.
24574 (*addsi3_carry_zext): Likewise.
24575 (subdi3_carry_rex64): Likewise.
24576 (subqi3_carry): Likewise.
24577 (subhi3_carry): Likewise.
24578 (subsi3_carry): Likewise.
24579 (x86_movdicc_0_m1_rex64): Likewise.
24580 (*x86_movdicc_0_m1_se): Likewise.
24581 (x86_movsicc_0_m1): Likewise.
24582 (*x86_movsicc_0_m1_se): Likewise.
24583 (*adddi_1_rex64): Emit add insn as much as possible.
24584 (*addsi_1): Likewise.
24585 (return_internal): Set atom_unit.
24586 (return_internal_long): Likewise.
24587 (return_pop_internal): Likewise.
24588 (*rcpsf2_sse): Set atom_sse_attr attr.
24589 (*qrt<mode>2_sse): Likewise.
24590 (*prefetch_sse): Likewise.
24592 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24594 (ix86_target_macros_internal): Likewise.
24596 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24597 (*prefetch_sse_rex): Likewise.
24598 (sse_rcpv4sf2): Likewise.
24599 (sse_vmrcpv4sf2): Likewise.
24600 (sse_sqrtv4sf2): Likewise.
24601 (<sse>_vmsqrt<mode>2): Likewise.
24602 (sse_ldmxcsr): Likewise.
24603 (sse_stmxcsr): Likewise.
24604 (*sse_sfence): Likewise.
24605 (sse2_clflush): Likewise.
24606 (*sse2_mfence): Likewise.
24607 (*sse2_lfence): Likewise.
24608 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24609 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24610 (avx_movdqu<avxmodesuffix>): Likewise.
24611 (avx_lddqu<avxmodesuffix>): Likewise.
24612 (sse2_movntv2di): Change attr "type" to "ssemov".
24613 (sse2_movntsi): Likewise.
24614 (rsqrtv8sf2): Change attr "type" to "sseadd".
24615 (sse3_addsubv2df3): Set attr "atom_unit".
24616 (sse3_h<plusminus_insn>v4sf3): Likewise.
24617 (*sse2_pmaddwd): Likewise.
24618 (*vec_extractv2di_1_rex64): Likewise.
24619 (*vec_extractv2di_1_avx): Likewise.
24620 (sse2_psadbw): Likewise.
24621 (ssse3_phaddwv8hi3): Likewise.
24622 (ssse3_phaddwv4hi3): Likewise.
24623 (ssse3_phadddv4si3): Likewise.
24624 (ssse3_phadddv2si3): Likewise.
24625 (ssse3_phaddswv8hi3): Likewise.
24626 (ssse3_phaddswv4hi3): Likewise.
24627 (ssse3_phsubwv8hi3): Likewise.
24628 (ssse3_phsubwv4hi3): Likewise.
24629 (ssse3_phsubdv4si3): Likewise.
24630 (ssse3_phsubdv2si3): Likewise.
24631 (ssse3_phsubswv8hi3): Likewise.
24632 (ssse3_phsubswv4hi3): Likewise.
24633 (ssse3_pmaddubsw128): Likewise.
24634 (sse3_pmaddubsw: Likewise.
24635 (ssse3_palignrti): Likewise.
24636 (ssse3_palignrdi): Likewise.
24638 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24640 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24642 2009-04-06 Richard Guenther <rguenther@suse.de>
24644 PR tree-optimization/28868
24645 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24646 of which PHI results we inserted.
24647 (insert_into_preds_of_block): Record inserted PHIs.
24648 (eliminate): Eliminate redundant PHI nodes.
24649 (init_pre): Init inserted_phi_names.
24651 2009-04-06 Richard Guenther <rguenther@suse.de>
24653 PR tree-optimization/39643
24654 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24655 IMAGPART_EXPRs of complex constants.
24656 (execute_fold_all_builtins): If we folded a call queue
24657 TODO_update_address_taken.
24659 2009-04-06 Jan Hubicka <jh@suse.cz>
24661 PR middle-end/39659
24662 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24665 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24667 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24669 (ic_invalidate_array): Likewise.
24671 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24673 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24674 alignment for library calls.
24676 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24678 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24679 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24680 * config/i386/mingw-stdint.h: New file.
24682 2009-04-05 Richard Guenther <rguenther@suse.de>
24684 PR tree-optimization/39648
24685 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24686 our &A vs. &A[0] IL deficiencies.
24688 2009-04-04 Jan Hubicka <jh@suse.cz>
24690 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24691 removed toplevel regions.
24692 (sjlj_mark_call_sites): Likewise.
24694 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24696 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24697 (cygwin tm clause use_gcc_stdint): Set to wrap.
24698 * config/i386/cygwin-stdint.h: New file.
24700 2009-04-04 Richard Guenther <rguenther@suse.de>
24702 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24703 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24704 single-argument PHIs if we are in loop-closed SSA form.
24705 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24706 for the pre-condition.
24707 (slpeel_tree_peel_loop_to_edge): Likewise.
24708 (vect_build_loop_niters): Take an optional sequence to append stmts.
24709 (vect_generate_tmps_on_preheader): Likewise.
24710 (vect_do_peeling_for_loop_bound): Take extra guards for the
24712 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24713 the cost model check.
24714 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24715 guards if we are going to peel. Do not apply versioning in that case.
24716 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24717 (vect_do_peeling_for_loop_bound): Likewise.
24718 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24719 loop bound only record extra pre-conditions, do not apply loop
24722 2009-04-04 Richard Guenther <rguenther@suse.de>
24724 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24727 2009-04-04 Jan Hubicka <jh@suse.cz>
24729 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24730 last_basic_block for size of bb->index indexed array.
24731 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24732 compute_out, link_btr_uses, build_btr_def_use_webs,
24733 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24735 2009-04-04 Jan Hubicka <jh@suse.cz>
24737 * except.c (remove_eh_handler_and_replace): Break out from ...
24738 (remove_eh_handler): ... here.
24739 (bring_to_root): New function.
24740 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24741 handled ones, bring others to root of tree.
24743 2009-04-04 Jan Hubicka <jh@suse.cz>
24745 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24746 (all_phis_safe_to_merge): New function.
24747 (update_info): New structure.
24748 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24749 (cleanup_empty_eh): Update SSA if possible.
24751 2009-04-04 Richard Guenther <rguenther@suse.de>
24753 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24754 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24755 (append_vuse): Likewise.
24757 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24759 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24760 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24761 instead of REG_UNSAVED for DW_CFA_undefined.
24762 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24763 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24766 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24769 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24771 2009-04-04 Richard Guenther <rguenther@suse.de>
24773 PR tree-optimization/8781
24774 PR tree-optimization/37892
24775 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24776 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24777 (valueize_refs): Call it for *& valueizations.
24778 (shared_reference_ops_from_ref): Rename to ...
24779 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24780 (shared_reference_ops_from_call): Rename to ...
24781 (valueize_shared_reference_ops_from_call): ... this and valueize.
24782 (vn_reference_lookup): Update.
24783 (visit_reference_op_call): Likewise.
24784 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24785 (eliminate): Value-replace the call address in call statements.
24787 2009-04-04 Richard Guenther <rguenther@suse.de>
24789 PR tree-optimization/39636
24790 * tree-ssa-forwprop.c
24791 (forward_propagate_addr_into_variable_array_index): Check for
24792 GIMPLE_ASSIGN before accessing the rhs code.
24794 2009-04-03 Jason Merrill <jason@redhat.com>
24796 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24798 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24800 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24801 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24802 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24803 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24804 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24805 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24806 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24807 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24808 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24809 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24810 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24811 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24812 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24813 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24814 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24815 Use fr_reg_or_fp01_operand instead of fr_register_operand
24817 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24818 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24819 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24821 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24823 PR rtl-optimization/39607
24824 PR rtl-optimization/39631
24828 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24829 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24830 instead of DF_LR_OUT.
24831 * ira-lives.c (process_bb_node_lives): Ditto.
24832 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24833 instead of DF_LR_{OUT,IN}.
24834 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24835 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24837 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24839 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24840 (execute_lower_omp): Always run but take the short way out if -fopenmp
24842 (gate_lower_omp): Remove, forcing the pass manager to always run the
24843 pass and always set PROP_gimple_lomp.
24844 (pass_lower_omp): Remove gate function.
24845 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
24846 PROP_trees. Instead, require it.
24847 * ipa-cp.c (pass_ipa_cp): Likewise.
24848 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
24849 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
24850 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
24851 and PROP_gimple_leh.
24853 2009-04-03 Richard Guenther <rguenther@suse.de>
24855 PR middle-end/13146
24856 PR tree-optimization/23940
24857 PR tree-optimization/33237
24858 PR middle-end/33974
24859 PR middle-end/34093
24860 PR tree-optimization/36201
24861 PR tree-optimization/36230
24862 PR tree-optimization/38049
24863 PR tree-optimization/38207
24864 PR tree-optimization/38230
24865 PR tree-optimization/38301
24866 PR tree-optimization/38585
24867 PR middle-end/38895
24868 PR tree-optimization/38985
24869 PR tree-optimization/39299
24870 * tree-ssa-structalias.h: Remove.
24871 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24872 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24873 (struct vuse_element_d): Remove.
24874 (struct vuse_vec_d): Likewise.
24875 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24876 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24877 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24878 VUSE_ELEMENT_VAR): Likewise.
24879 (struct voptype_d): Likewise.
24880 (NUM_VOP_FREE_BUCKETS): Likewise.
24881 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24882 (struct stmt_operands_d): Remove.
24883 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24884 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24885 VDEF_NUM, VDEF_VECT): Likewise.
24886 (copy_virtual_operands): Remove.
24887 (operand_build_cmp): Likewise.
24888 (create_ssa_artificial_load_stmt): Likewise.
24889 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24890 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24891 vuse_index and mayuse_index members. Pack and move done and iter_type
24892 members to the front.
24893 (SSA_OP_VMAYUSE): Remove.
24894 (SSA_OP_VIRTUAL_USES): Adjust.
24895 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24896 (unlink_stmt_vdef): Declare.
24897 (add_to_addressable_set): Remove.
24898 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24899 (vrp_visit_stmt): Likewise.
24900 * doc/tree-ssa.texi (Alias analysis): Update.
24901 * doc/invoke.texi (max-aliased-vops): Remove docs.
24902 (avg-aliased-vops): Likewise.
24903 * tree-into-ssa.c (syms_to_rename): Remove.
24904 (need_to_update_vops_p): Likewise.
24905 (need_to_initialize_update_ssa_p): Rename to ...
24906 (update_ssa_initialized_fn): ... this. Track function we are
24908 (symbol_marked_for_renaming): Simplify.
24909 (add_new_name_mapping): Do not set need_to_update_vops_p.
24910 (dump_currdefs): Use SYMS_TO_RENAME.
24911 (rewrite_update_stmt): Always walk all uses/defs.
24912 (dump_update_ssa): Adjust.
24913 (init_update_ssa): Take function argument. Track what we are
24915 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24916 (create_new_def_for): Initialize for cfun, assert we are initialized
24918 (mark_sym_for_renaming): Simplify.
24919 (mark_set_for_renaming): Do not initialize update-ssa.
24920 (need_ssa_update_p): Simplify. Take function argument.
24921 (name_mappings_registered_p): Assert we ask for the correct function.
24922 (name_registered_for_update_p): Likewise.
24923 (ssa_names_to_replace): Likewise.
24924 (release_ssa_name_after_update_ssa): Likewise.
24925 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24926 (dump_decl_set): Do not print a newline.
24927 (debug_decl_set): Do it here.
24928 (dump_update_ssa): And here.
24929 * tree-ssa-loop-im.c (move_computations): Adjust.
24930 (movement_possibility): Likewise.
24931 (determine_max_movement): Likewise.
24932 (gather_mem_refs_stmt): Likewise.
24933 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24934 or NAME_MEMORY_TAG.
24935 * tree-complex.c (update_all_vops): Remove.
24936 (expand_complex_move): Adjust.
24937 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24938 Simplify test for memory referencing statement. Exclude
24939 non-invariant ADDR_EXPRs.
24940 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24941 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24942 (rdg_flag_uses): Likewise.
24943 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24945 (tree_optimize_tail_calls_1): Also split the
24946 edge from the entry block if we have degenerate PHI nodes in
24947 the first basic block.
24948 * tree.c (init_ttree): Remove memory-tag related code.
24949 (tree_code_size): Likewise.
24950 (tree_node_structure): Likewise.
24951 (build7_stat): Re-write to be build6_stat.
24952 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24953 (SSA_VAR_P): Adjust.
24954 (struct tree_memory_tag): Remove.
24955 (struct tree_memory_partition_tag): Likewise.
24956 (union tree_node): Adjust.
24957 (build7): Re-write to be build6.
24958 * tree-pass.h (pass_reset_cc_flags): Remove.
24959 (TODO_update_address_taken): New flag.
24960 (pass_simple_dse): Remove.
24961 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24962 * params.h (MAX_ALIASED_VOPS): Remove.
24963 (AVG_ALIASED_VOPS): Likewise.
24964 * omp-low.c (expand_omp_taskreg): Update SSA form.
24965 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24966 aliases the lhs in a copy stmt.
24967 * tree-ssa-dse.c (struct address_walk_data): Remove.
24968 (memory_ssa_name_same): Likewise.
24969 (memory_address_same): Likewise.
24970 (get_kill_of_stmt_lhs): Likewise.
24971 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24972 unused stores. Look through PHI nodes into post-dominated regions.
24973 (dse_optimize_stmt): Simplify. Properly remove stores.
24974 (tree_ssa_dse): Compute dominators.
24975 (execute_simple_dse): Remove.
24976 (pass_simple_dse): Likewise.
24977 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24978 gimple_loaded_syms and gimple_stored_syms computation.
24979 * toplev.c (dump_memory_report): Dump alias and pta stats.
24980 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24981 (vn_reference_eq): Likewise.
24982 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24983 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24984 valueize_vuses): Remove.
24985 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24986 (get_def_ref_stmt_vuse): ... this.
24987 (vn_reference_lookup_2): New function.
24988 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24989 walking equivalent vuses. Simplify.
24990 (vn_reference_lookup): Likewise.
24991 (vn_reference_insert): Likewise.
24992 (vn_reference_insert_pieces): Likewise.
24993 (visit_reference_op_call): Simplify.
24994 (visit_reference_op_load): Likewise.
24995 (visit_reference_op_store): Likewise.
24996 (init_scc_vn): Remove shared_lookup_vuses initialization.
24997 (free_scc_vn): Remove shared_lookup_vuses freeing.
24998 (sort_vuses, sort_vuses_heap): Remove.
24999 (get_ref_from_reference_ops): Export.
25000 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25001 vector with single vuse pointer.
25002 (vn_reference_lookup_pieces, vn_reference_lookup,
25003 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25004 (shared_vuses_from_stmt): Remove.
25005 (get_ref_from_reference_ops): Declare.
25006 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25007 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25008 memory-tag related code.
25009 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25010 (likely_value): Add comment, skip static-chain of call statements.
25011 (surely_varying_stmt_p): Adjust.
25012 (gimplify_and_update_call_from_tree): Likewise.
25013 (execute_fold_all_builtins): Do not rebuild alias info.
25014 (gimplify_and_update_call_from_tree): Properly update VOPs.
25015 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25016 (copy_ref_info): Remove memory-tag related code.
25017 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25018 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25019 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25021 * tree-ssa-dom.c (gimple_p): Remove typedef.
25022 (eliminate_redundant_computations): Adjust.
25023 (record_equivalences_from_stmt): Likewise.
25024 (avail_expr_hash): Likewise.
25025 (avail_expr_eq): Likewise.
25026 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25027 (stmt_makes_single_load): Likewise.
25028 (stmt_makes_single_store): Likewise.
25029 * tree-ssa-alias.c: Rewrite completely.
25030 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25031 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25032 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25033 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25034 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25035 Remove public functions.
25036 (pass_reset_cc_flags): Remove.
25037 (pass_build_alias): Move ...
25038 * tree-ssa-structalias.c (pass_build_alias): ... here.
25039 * tree-ssa-alias.c (may_be_aliased): Move ...
25040 * tree-flow-inline.h (may_be_aliased): ... here.
25041 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25042 count_uses_and_derefs): Move ...
25043 * gimple.c: ... here.
25044 * gimple.h (count_uses_and_derefs): Declare.
25045 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25046 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25047 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25048 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25049 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25050 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25051 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25053 * tree-dfa.c (refs_may_alias_p): Move ...
25054 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25055 * tree-ssa-alias.h: New file.
25056 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25057 (statement_sink_location): Likewise.
25058 * opts.c (decode_options): Do not adjust max-aliased-vops or
25059 avg-aliased-vops values.
25060 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25061 (TV_CALL_CLOBBER): Likewise.
25062 (TV_FLOW_SENSITIVE): Likewise.
25063 (TV_FLOW_INSENSITIVE): Likewise.
25064 (TV_MEMORY_PARTITIONING): Likewise.
25065 (TV_ALIAS_STMT_WALK): New timevar.
25066 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25067 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25068 (get_address_description): Remove memory-tag related code.
25069 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25070 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25071 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25072 and immediate uses in statements. Document.
25073 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25074 (dump_symbols): Remove.
25075 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25076 * alias.c (get_deref_alias_set): New function split out from ...
25077 (get_alias_set): ... here.
25078 * alias.h (get_deref_alias_set): Declare.
25079 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25080 type parameter. Remove restrict pointer handling. Create a
25081 ref-all pointer in case type-based alias sets do not conflict.
25082 (vect_analyze_data_refs): Remove SMT related code.
25083 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25084 (vectorizable_load): Likewise.
25085 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25086 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25087 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25088 Ignore vops and SMTs.
25089 (dr_analyze_alias): Likewise..
25090 (free_data_ref): Likewise.
25091 (create_data_ref): Likewise.
25092 (analyze_all_data_dependences): Likewise.
25093 (get_references_in_stmt): Adjust.
25094 * tree-flow-inline.h (gimple_aliases_computed_p,
25095 gimple_addressable_vars, gimple_call_clobbered_vars,
25096 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25097 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25098 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25099 gimple_mem_ref_stats): Remove.
25100 (gimple_vop): New function.
25101 (op_iter_next_use): Remove vuses and mayuses cases.
25102 (op_iter_next_def): Remove vdefs case.
25103 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25104 (clear_and_done_ssa_iter): Do not set removed fields.
25105 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25106 Assert we are not iterating over vuses or vdefs if not also
25107 iterating over uses or defs.
25108 (op_iter_init_use): Likewise.
25109 (op_iter_init_def): Likewise.
25110 (op_iter_next_vdef): Remove.
25111 (op_iter_next_mustdef): Likewise.
25112 (op_iter_init_vdef): Likewise.
25113 (compare_ssa_operands_equal): Likewise.
25114 (link_use_stmts_after): Handle vuse operand.
25115 (is_call_used): Use is_call_clobbered.
25116 (is_call_clobbered): Global variables are always call clobbered,
25117 query the call-clobbers bitmap.
25118 (mark_call_clobbered): Ignore global variables.
25119 (clear_call_clobbered): Likewise.
25120 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25121 virtual operands sanity check.
25122 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25124 (TARGET_MEM_REF): Remove TMR_TAG operand.
25125 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25126 Remove call-clobber related code.
25127 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25128 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25129 partitions or escape reason.
25130 (get_single_def_stmt, get_single_def_stmt_from_phi,
25131 get_single_def_stmt_with_phi): Remove.
25132 (dump_referenced_vars): Tidy.
25133 (get_ref_base_and_extent): Allow bare decls.
25134 (collect_dfa_stats): Adjust.
25135 * graphite.c (rename_variables_in_stmt): Adjust.
25136 (graphite_copy_stmts_from_block): Likewise.
25137 (translate_clast): Likewise.
25138 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25140 (translate_vuse_through_block): Use the oracle.
25141 (phi_translate_1): Adjust.
25142 (value_dies_in_block_x): Use the oracle. Cache the outcome
25144 (valid_in_sets): Check if the VUSE for
25145 a REFERENCE is available.
25146 (eliminate): Do not remove stmts during elimination,
25147 instead queue and remove them afterwards.
25148 (do_pre): Do not rebuild alias info.
25149 (pass_pre): Run TODO_rebuild_alias before PRE.
25150 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25151 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25152 (mark_all_v_defs_stmt): Remove.
25153 (mark_all_v_defs_seq): Adjust.
25154 (sra_replace): Likewise.
25155 (scalarize_use): Likewise.
25156 (scalarize_copy): Likewise.
25157 (scalarize_init): Likewise.
25158 (scalarize_ldst): Likewise.
25159 (todoflags): Remove.
25160 (tree_sra): Do not rebuild alias info.
25161 (tree_sra_early): Adjust.
25162 (pass_sra): Run TODO_update_address_taken before SRA.
25163 * tree-predcom.c (set_alias_info): Remove.
25164 (prepare_initializers_chain): Do not call it.
25165 (mark_virtual_ops_for_renaming): Adjust.
25166 (mark_virtual_ops_for_renaming_list): Remove.
25167 (initialize_root_vars): Adjust.
25168 (initialize_root_vars_lm): Likewise.
25169 (prepare_initializers_chain): Likewise.
25170 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25171 (may_propagate_copy_into_stmt): Likewise.
25172 (merge_alias_info): Do nothing for now.
25173 (propagate_tree_value_into_stmt): Adjust.
25174 (stmt_may_generate_copy): Likewise.
25175 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25176 not mark symbols for renaming.
25177 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25178 with the same statement, make sure to update the new pointed-to one.
25179 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25180 call statements, do not mark symbols for renaming.
25181 (mark_operand_necessary): Dump something.
25182 (ref_may_be_aliased): New function.
25183 (mark_aliased_reaching_defs_necessary_1): New helper function.
25184 (mark_aliased_reaching_defs_necessary): Likewise.
25185 (mark_all_reaching_defs_necessary_1): Likewise.
25186 (mark_all_reaching_defs_necessary): Likewise.
25187 (propagate_necessity): Do not process virtual PHIs. For
25188 non-aliased loads mark all reaching definitions as necessary.
25189 For aliased loads and stores mark the immediate dominating
25190 aliased clobbers as necessary.
25191 (visited): New global static.
25192 (perform_tree_ssa_dce): Free visited bitmap after propagating
25194 (remove_dead_phis): Perform simple dead virtual PHI removal.
25195 (remove_dead_stmt): Properly unlink virtual operands when
25197 (eliminate_unnecessary_stmts): Schedule PHI removal after
25199 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25200 (process_replaceable): Likewise.
25201 (find_replaceable_in_bb): Likewise.
25202 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25203 based on the single gimple vop.
25204 (verify_flow_insensitive_alias_info): Remove.
25205 (verify_flow_sensitive_alias_info): Likewise.
25206 (verify_call_clobbering): Likewise.
25207 (verify_memory_partitions): Likewise.
25208 (verify_alias_info): Likewise.
25209 (verify_ssa): Adjust..
25210 (execute_update_addresses_taken): Export. Update SSA
25211 manually. Optimize only when optimizing. Use a local bitmap.
25212 (pass_update_address_taken): Remove TODO_update_ssa, add
25214 (pass_update_address_taken): Just use TODO_update_address_taken.
25215 (init_tree_ssa): Do not initialize addressable_vars.
25216 (verify_ssa): Verify new VUSE / VDEF properties.
25217 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25218 Do not call verify_alias_info.
25219 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25220 Do not free the loaded and stored syms bitmaps. Reset the escaped
25221 and callused solutions. Do not free addressable_vars.
25222 Remove memory-tag related code.
25223 (warn_uninitialized_var): Aliases are always available.
25224 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25225 * lambda-code.c (can_put_in_inner_loop): Adjust.
25226 (can_put_after_inner_loop): Likewise.
25227 (perfect_nestify): Likewise.
25228 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25229 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25230 (vectorizable_conversion): Do not mark symbols for renaming.
25231 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25232 (expand_call_inline): Unlink the calls virtual operands before
25234 (tree_function_versioning): Do not call update_ssa if we are not
25235 updating clones. Simplify.
25236 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25237 (propagate_with_phi): Likewise..
25238 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25239 clobber code. Assert we are not aliased or global.
25240 * tree-flow.h: Include tree-ssa-alias.h
25241 (enum escape_type): Remove.
25242 (struct mem_sym_stats_d): Likewise.
25243 (struct mem_ref_stats_d): Likewise.
25244 (struct gimple_df): Add vop member. Remove global_var,
25245 call_clobbered_vars, call_used_vars, addressable_vars,
25246 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25247 escaped and callused members.
25248 (struct ptr_info_def): Remove all members, add points-to solution
25250 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25251 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25252 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25253 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25254 (tree-ssa-alias.o): Likewise.
25255 (toplev.o): Add tree-ssa-alias.h
25256 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25257 * gimple.c (gimple_set_bb): Fix off-by-one error.
25258 (is_gimple_reg): Do not handle memory tags.
25259 (gimple_copy): Also copy virtual operands.
25260 Delay updating the statement. Do not reset loaded and stored syms.
25261 (gimple_set_stored_syms): Remove.
25262 (gimple_set_loaded_syms): Likewise.
25263 (gimple_call_copy_skip_args): Copy the virtual operands
25264 and mark the new statement modified.
25265 * tree-ssa-structalias.c (may_alias_p): Remove.
25266 (set_uids_in_ptset): Take the alias set to prune with as
25267 parameter. Fold in the alias test of may_alias_p.
25268 (compute_points_to_sets): Compute whether a ptr is dereferenced
25269 in a local sbitmap.
25270 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25271 other ADDRESSOF constraints on the lhs.
25272 (get_constraint_for_component_ref): Assert that we don't get
25273 ADDRESSOF constraints from the base of the reference.
25274 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25275 (struct variable_info): Remove collapsed_to member.
25276 (get_varinfo_fc): Remove.
25277 (new_var_info): Do not set collapsed_to.
25278 (dump_constraint): Do not follow cycles.
25279 (dump_constraint_graph): Likewise.
25280 (build_pred_graph): Likewise.
25281 (build_succ_graph): Likewise.
25282 (rewrite_constraints): Likewise.
25283 (do_simple_structure_copy): Remove.
25284 (do_rhs_deref_structure_copy): Remove.
25285 (do_lhs_deref_structure_copy): Remove.
25286 (collapse_rest_of_var): Remove.
25287 (do_structure_copy): Re-implement.
25288 (pta_stats): New global variable.
25289 (dump_pta_stats): New function.
25290 (struct constraint_expr): Make offset signed.
25291 (UNKNOWN_OFFSET): Define special value.
25292 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25293 (solution_set_expand): New helper function split out from ...
25294 (do_sd_constraint): ... here.
25295 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25296 (do_ds_constraint): Likewise.
25297 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25298 and CALLUSED = *CALLUSED.
25299 (set_union_with_increment): Make inc argument signed.
25300 (type_safe): Remove.
25301 (get_constraint_for_ptr_offset): Handle unknown and negative
25303 (first_vi_for_offset): Handle offsets before start. Bail
25304 out early for offsets beyond the variable extent.
25305 (first_or_preceding_vi_for_offset): New function.
25306 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25307 Together with ESCAPED = *ESCAPED this properly computes reachability.
25308 (find_what_var_points_to): New function.
25309 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25310 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25311 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25312 pt_solutions_intersect): New functions.
25313 (compute_call_used_vars): Remove.
25314 (compute_may_aliases): New main entry into PTA computation.
25315 * gimple.h (gimple_p): New typedef.
25316 (struct gimple_statement_base): Remove references_memory_p.
25317 (struct gimple_statement_with_memory_ops_base): Remove
25318 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25320 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25321 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25322 gimple_set_references_memory): Remove.
25323 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25324 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25326 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25327 (verify_expr): Allow RESULT_DECL.
25328 (gimple_duplicate_bb): Do not copy virtual operands.
25329 (gimple_duplicate_sese_region): Adjust.
25330 (gimple_duplicate_sese_tail): Likewise.
25331 (mark_virtual_ops_in_region): Remove.
25332 (move_sese_region_to_fn): Do not call it.
25333 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25334 and pass_simple_dse.
25335 (execute_function_todo): Handle TODO_update_address_taken,
25336 call execute_update_addresses_taken for TODO_rebuild_alias.
25337 (execute_todo): Adjust.
25338 (execute_one_pass): Init dump files early.
25339 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25341 (create_general_new_stmt): Clear vops.
25342 * tree-ssa-reassoc.c (get_rank): Adjust.
25343 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25344 symbols for renaming.
25345 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25346 (PARAM_AVG_ALIASED_VOPS): Likewise.
25347 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25348 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25349 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25350 (operand_build_cmp, copy_virtual_operands,
25351 create_ssa_artificial_load_stmt, add_to_addressable_set,
25352 gimple_add_to_addresses_taken): Remove public functions.
25353 (unlink_stmt_vdef): New function.
25355 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25357 * config.gcc (powerpc-*-linux*): Merge variants.
25359 2009-04-02 Chao-ying Fu <fu@mips.com>
25360 James Grosbach <james.grosbach@microchip.com>
25362 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25363 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25365 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25366 keep_interrupts_masked_p, use_debug_exception_return_p.
25367 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25368 keep_interrupts_masked, use_debug_exception_return.
25369 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25370 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25372 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25373 (mips_print_operand): Process COP0 registers to print $0 .. $31
25374 correctly for GAS to process.
25375 (mips_interrupt_extra_call_saved_reg_p): New function.
25376 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25378 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25379 (mips_compute_frame_info): Add supports for interrupt context that
25380 includes doubleword accumulators and COP0 registers.
25381 (mips_for_each_saved_acc): New function.
25382 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25383 mips_for_each_saved_reg.
25384 (mips_save_reg): Save accumulators.
25385 (mips_kernel_reg_p): A new for_each_rtx callback.
25386 (mips_expand_prologue): Support interrupt handlers.
25387 (mips_restore_reg): Restore accumulators.
25388 (mips_expand_epilogue): Support interrupt handlers.
25389 (mips_can_use_return_insn): Return false for interrupt handlers.
25390 (mips_epilogue_uses): New function.
25391 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25392 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25393 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25394 cop0_move): New instructions.
25395 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25396 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25398 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25400 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25401 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25402 interrupt handlers, we use K0 as the temporary register.
25403 (EPILOGUE_USES): Change to a function call.
25404 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25405 handlers, we use K0 as the temporary register.
25407 * doc/extend.texi (Function Attributes): Document interrupt,
25408 use_shadow_register_set, keep_interrupts_masked,
25409 use_debug_exception_return for MIPS attributes.
25411 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25413 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25414 Remove a number of t-files from tmake_file.
25415 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25416 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25417 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25418 target_prototype, not TARGET_PROTOTYPE.
25419 (LINK_OS_GNU_SPEC): Define.
25420 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25421 and darwin-ldoubdle.c.
25423 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25426 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25427 (cpp_options): Ditto.
25428 (default_compilers): Ditto.
25429 (display_help): Ditto.
25430 (process_command): Ditto.
25431 (do_spec_1): Ditto.
25432 (set_input): Use lbasename instead of duplicate code.
25433 (save_temps_prefix): New static for -save-temps=obj.
25434 (save_temps_length): Ditto.
25436 * doc/invoke.texi (-save-temps=obj): Document new variant to
25437 -save-temps switch.
25439 2009-04-02 Jeff Law <law@redhat.com>
25441 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25444 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25446 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25447 * configure: Regenerated.
25449 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25451 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25452 share the argument list.
25454 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25458 2009-02-12 Diego Novillo <dnovillo@google.com>
25460 * varpool.c (debug_varpool): New.
25461 * cgraph.h (debug_varpool): Declare.
25463 2009-04-02 Jan Hubicka <jh@suse.cz>
25465 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25468 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25470 * config/i386/i386.c (ix86_abi): Move initialization to ...
25471 (override_options): Here.
25473 2009-04-02 Christian Bruel <christian.bruel@st.com>
25475 * config/sh/sh.c (sh_dwarf_register_span): New function.
25476 (TARGET_DWARF_REGISTER_SPAN): Define.
25477 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25479 2009-04-02 Ira Rosen <irar@il.ibm.com>
25481 PR tree-optimization/39595
25482 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25483 interleaved loads group is not greater than the SLP group size.
25485 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25487 * builtins.c (is_builtin_name): New.
25488 (called_as_built_in): Use is_builtin_name.
25489 * tree.h (is_builtin_name): New.
25490 * varasm.c (incorporeal_function_p): Use is_builtin_name
25492 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25494 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25496 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25499 * c-decl.c (clone_underlying_type): Move this ...
25500 * c-common.c (set_underlying_type): ... here.
25501 Also, make sure the function properly sets TYPE_STUB_DECL() on
25502 the newly created typedef variant type.
25503 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25504 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25507 2009-04-02 Richard Guenther <rguenther@suse.de>
25509 PR tree-optimization/37221
25510 * tree-flow.h (degenerate_phi_result): Declare.
25511 * tree-ssa-dom.c (degenerate_phi_result): Export.
25512 * tree-scalar-evolution.c (analyze_initial_condition): If
25513 the initial condition is defined by a degenerate PHI node
25514 use the degenerate value.
25516 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25518 PR rtl-optimization/39588
25519 * combine.c (merge_outer_ops): Do not set the constant when this
25521 (simplify_shift_const_1): Do not modify it either in this case.
25523 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25525 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25526 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25528 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25531 * c-lex.c (interpret_float): Default (no suffix) is double.
25533 2009-04-1 Xinliang David Li <davidxl@google.com>
25535 * config/i386/i386.c (legitimate_constant_p): Recognize
25536 all one vector constant.
25538 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25540 * config/vax/vax.c: Add #includes to silence warnings.
25541 Change #include order to silence two warnings.
25543 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25545 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25546 (ASM_SPEC): Pass -k to the assembler for PIC code.
25548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25550 * config.gcc: Add vax-*-linux* to the switch.
25551 * config/vax/linux.h: New file. (TARGET_VERSION,
25552 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25556 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25557 Use predicate macros instead of GET_CODE() == foo.
25558 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25559 ashlsi3, rotrsi3, <unnamed>): Likewise.
25561 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25563 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25564 jbbccihi, jbbccisi): Remova trailing whitespace.
25565 * config/vax/constraints.md: Likewise.
25566 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25567 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25568 * config/vax/predicates.md: Likewise.
25569 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25570 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25571 * config/vax/vax.h: Likewise.
25572 * config/vax/vax.md (nonlocal_goto): Likewise.
25574 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25576 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25577 (indirectable_address_p, adjacent_operands_p): Add spaces around
25579 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25583 * config/vax/vax.c (legitimate_constant_address_p,
25584 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25585 index_term_p, reg_plus_index_p, legitimate_address_p,
25586 vax_mode_dependent_address_p): Update comments to match functions
25587 modified by the recent int->bool conversion.
25589 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25591 * config/vax/builtins.md: Update copyright message.
25592 * config/vax/constraints.md: Likewise.
25593 * config/vax/netbsd-elf.h: Likewise.
25594 * config/vax/predicates.md: Likewise.
25595 * config/vax/vax-protos.h: Likewise.
25596 * config/vax/vax.c: Likewise.
25597 * config/vax/vax.h: Likewise.
25598 * config/vax/vax.md: Likewise.
25599 * config/vax/vax.opt: Likewise.
25601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25603 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25604 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25605 * config/vax/constraints.md (B, R): Likewise.
25606 * config/vax/predicates.md (external_memory_operand,
25607 nonimmediate_addsub_di_operand): Likewise.
25608 * config/vax/vax.c (vax_output_int_add): Likewise.
25609 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25610 untyped_call): Likewise.
25612 2009-04-01 Matt Thomas <matt@3am-software.com>
25614 * config/vax/predicates.md: New file.
25615 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25616 external_const_operand, nonsymbolic_operand, external_memory_operand,
25617 indirect_memory_operand, indexed_memory_operand,
25618 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25619 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25621 * config/vax/constraints.md: New file.
25622 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25624 * config/vax/builtins.md: New file.
25625 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25626 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25628 * config/vax/vax.opt (mqmath): Add option.
25629 * config/vax/vax.md (isfx): Extend with DI.
25630 (VAXintQH, VAXintQHSD): Define.
25631 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25632 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25633 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25634 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25635 (movdi): Update constraints and use vax_output_int_move().
25636 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25637 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25638 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25639 nonlocal_goto): New.
25640 (mov<mode>): Extend accepted operand types.
25641 (subdi3_old): Rename from subdi3, change update constraints and use
25642 a new implementation.
25643 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25644 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25645 MOVE_RATIO, CLEAR_RATIO): Define.
25646 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25647 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25648 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25649 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25650 (split_quadword_operands): Make static and really allow variable
25652 (print_operand_address): Update for PIC generation.
25653 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25654 indexable_address_p, fixup_mathdi_operand,
25655 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25656 (vax_float_literal, legitimate_constant_p,
25657 indirectable_constant_address_p, index_term_p,
25658 reg_plus_index_p): Return bool instead of int.
25659 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25661 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25663 (vax_output_conditional_branch): Indent.
25664 (legitimate_constant_address_p, indirectable_constant_address_p,
25665 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25666 vax_mode_dependent_address_p): Return bool instead of int, update for
25668 * config/vax/vax-protos.h (legitimate_constant_address_p,
25669 legitimate_constant_p, legitimate_address_p,
25670 vax_mode_dependent_address_p): Change declaration to bool.
25671 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25672 vax_expand_addsub_di_operands, vax_output_int_subtract,
25673 vax_output_movmemsi): Declare.
25674 (split_quadword_operands, vax_float_literal): Delete declaration.
25675 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25676 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25677 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25678 ASM_OUTPUT_DWARF_PCREL): Define.
25679 (ASM_SPEC): Change definition to allow PIC generation.
25681 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25683 * doc/sourcebuild.texi: Update front-end requirements.
25685 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25688 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25689 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25690 (booldi3_internal3): Use boolean_or_operator instead of
25693 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25696 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25697 declarator whose size is not an integer constant expression but
25698 folds to an integer constant, then treat it as a constant
25701 2009-04-01 Richard Guenther <rguenther@suse.de>
25703 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25704 i * 4 + 2 to (i * 2 + 1) * 2.
25706 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25709 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25710 return if c_parser_asm_string_literal returned NULL.
25712 2009-04-01 Nick Clifton <nickc@redhat.com>
25714 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25716 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25717 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25718 other typedefs to avoid conflicts with libgcc2.c. Define labels
25719 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25721 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25722 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25725 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25727 * varasm.c (default_function_rodata_section): Declare DOT as
25730 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25731 Andrey Galkin <agalkin@hypercom.com>
25734 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25735 Make object_name unique for each process.
25737 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25740 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25741 addressable variables in the parallel that could go out of scope while
25742 running queued tasks.
25744 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25746 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25747 (CASE_VALUES_THRESHOLD): Redefine.
25748 * config/avr/avr.c (avr_override_options): Remove initialization of
25749 avr_case_values_threshold variable.
25750 (avr_case_values_threshold): Remove variable. Add new function.
25751 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25752 * config/avr/avr.opt (mno-tablejump): Remove option.
25753 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25755 2009-04-01 DJ Delorie <dj@redhat.com>
25757 * varasm.c (default_function_rodata_section): Don't assume
25758 anything about where the first '.' in the section name is.
25760 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25762 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25763 rs6000_emit_stack_tie.
25765 2009-03-31 Ian Lance Taylor <iant@google.com>
25767 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25768 gimple_code with GIMPLE_RESX, not RESX.
25770 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25772 * c-common.c (c_get_ident): New.
25773 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25775 2009-04-01 Ben Elliston <bje@au.ibm.com>
25777 * config/rs6000/sysv4.opt (msdata): Improve option description.
25779 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25781 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25782 (divdf3_internal_lat): Remove.
25783 (divxf3_internal_lat): Remove.
25784 (divxf3_internal_thr): Remove.
25785 (divxf): Use divxf3_internal.
25786 * config/ia64/div.md (divsf3_internal_lat): New.
25787 (divdf3_internal_lat): New.
25788 (divxf3_internal): New.
25790 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25793 * Makefile.in (USE_GCC_STDINT): Define.
25794 (stmp-int-hdrs): Install stdint.h if applicable.
25795 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25797 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25798 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25799 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25800 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25801 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25802 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25803 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25804 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25805 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25806 (c_common_nodes_and_builtins): Initialize
25807 underlying_wchar_type_node. Do not initialize
25808 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25809 nodes for new types.
25810 (c_stddef_cpp_builtins): Define macros for new types.
25811 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25813 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25814 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25815 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25816 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25817 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25818 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25819 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25820 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25821 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25822 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25823 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25824 int16_type_node, int32_type_node, int64_type_node,
25825 uint8_type_node, uint16_type_node, c_uint32_type_node,
25826 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25827 int_least32_type_node, int_least64_type_node,
25828 uint_least8_type_node, uint_least16_type_node,
25829 uint_least32_type_node, uint_least64_type_node,
25830 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25831 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25832 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25833 uintptr_type_node): Define.
25834 * c-cppbuiltin.c (builtin_define_constants,
25835 builtin_define_type_minmax): New.
25836 (builtin_define_stdint_macros): Define more macros.
25837 (c_cpp_builtins): Define more limit macros.
25838 (type_suffix): New.
25839 (builtin_define_type_max): Define in terms of
25840 builtin_define_type_minmax. Remove is_long parameter. All
25842 * config.gcc (use_gcc_stdint): Define.
25843 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25844 Add newlib-stdint.h for generic targets.
25845 * config/glibc-stdint.h, config/newlib-stdint.h,
25846 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
25847 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
25848 * config/score/score.h (UINTPTR_TYPE): Define.
25849 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
25850 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
25851 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25852 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25853 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25854 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25855 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25856 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25857 * config/spu/spu.h (STDINT_LONG32): Define.
25858 * configure.ac (use_gcc_stdint): Substitute.
25859 * configure: Regenerate.
25860 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
25861 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
25862 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
25863 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
25864 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
25865 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25866 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25867 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25868 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25869 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25870 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25871 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25872 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25873 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25874 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25875 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25876 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25877 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25878 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25879 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25880 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25881 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25882 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25883 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25884 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25885 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25886 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25887 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25888 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25890 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25892 * loop-iv.c (suitable_set_for_replacement): Renamed from
25893 simplify_using_assignment; changed to return bool and to accept new
25894 args DEST and SRC. Return true iff we find a source/destination pair
25895 that can be used to make a replacement, and fill SRC and DEST if so.
25896 Remove arg ALTERED. Don't deal with altered regs here. All callers
25898 (simplify_using_initial_values): Deal with altered regs here and track
25899 more precisely the effect they have on the validity of our expression.
25901 * loop-iv.c (simplify_using_condition): A condition of the form
25902 (EQ REG CONST) can be used to simply make a substitution.
25903 (simplify_using_initial_values): Keep track of conditions we have seen
25904 and keep using them to simplify new expressions, while applying the
25905 same substitutions to them as to the expression.
25907 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25908 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25911 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25912 changed. Use this when trying to improve the upper bound.
25913 Generate the comparison by using simplify_gen_relational.
25915 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25917 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25919 (simplify_using_assignment, simplify_using_initial_values): Call
25920 replace_in_expr to make replacements. Call replace_single_def_regs
25921 once on the initial version of the expression.
25923 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25926 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25928 2009-03-31 Richard Guenther <rguenther@suse.de>
25930 PR middle-end/31029
25931 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25932 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25934 2009-03-31 Richard Guenther <rguenther@suse.de>
25936 * tree.h (div_if_zero_remainder): Declare.
25937 * fold-const.c (div_if_zero_remainder): Export.
25938 * tree-ssa-forwprop.c
25939 (forward_propagate_addr_into_variable_array_index): Handle
25940 constant array index addition outside of the variable index.
25942 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25945 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25946 define_splits, floatunssi<mode>2): Require x87 conversions from
25947 DImode to be permitted.
25949 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25951 PR preprocessor/15638
25952 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25954 2009-03-31 Richard Guenther <rguenther@suse.de>
25956 PR middle-end/23401
25957 PR middle-end/27810
25958 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25959 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25960 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25961 a separate statement.
25962 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25963 (lookup_tmp_var): Likewise.
25964 (is_gimple_formal_tmp_or_call_rhs): Remove.
25965 (is_gimple_reg_or_call_rhs): Rename to ...
25966 (is_gimple_reg_rhs_or_call): ... this.
25967 (is_gimple_mem_or_call_rhs): Rename to ...
25968 (is_gimple_mem_rhs_or_call): ... this.
25969 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25970 DECL_GIMPLE_REG_P only if is_formal is true.
25971 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25972 for non-proper post-modify expression gimplification.
25973 (gimplify_self_mod_expr): For post-modify expressions gimplify
25974 the lvalue to a minimal lvalue.
25975 (rhs_predicate_for): Remove formal temp case.
25976 (gimplify_modify_expr_rhs): Likewise.
25977 (gimplify_addr_expr): Use is_gimple_reg.
25978 (gimplify_expr): Remove formal temp cases.
25979 (gimple_regimplify_operands): Likewise.
25980 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25981 and FILTER_EXPR like constants.
25982 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25984 (is_gimple_formal_tmp_rhs): Remove.
25985 (is_gimple_reg_rhs): Remove special casing.
25986 (is_gimple_mem_rhs): Fix.
25987 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25988 (is_gimple_formal_tmp_var): Remove.
25989 (is_gimple_formal_tmp_reg): Likewise.
25990 (is_gimple_min_lval): Allow invariant component ref parts.
25991 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25992 is_gimple_formal_tmp_reg): Remove declarations.
25993 * tree-cfg.c (verify_expr): Verify that variables with address
25994 taken do not have DECL_GIMPLE_REG_P set.
25995 * tree-mudflap.c (mf_build_check_statement_for): Use
25996 force_gimple_operand instead of gimplify_expr.
25998 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26000 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26001 schedulable rows to compute_split_row.
26003 2009-03-31 Ben Elliston <bje@au.ibm.com>
26006 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26009 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26011 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26012 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26013 * configure: Regenerate.
26014 * config.in: Regenerate.
26015 * config/rs6000/rs6000.opt (mtls-markers): Add.
26016 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26017 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26018 (tls_ld_aix, tls_ld_sysv): Likewise.
26019 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26020 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26022 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26024 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26026 2009-03-30 Jan Hubicka <jh@suse.cz>
26028 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26030 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26031 detection and label handling.
26033 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26035 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26036 left_conflicts_size.
26037 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26038 ALLOCNO_LEFT_CONFLICTS_SIZE.
26040 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26041 remove_allocno_from_bucket_and_push,
26042 allocno_spill_priority_compare, push_allocnos_to_stack,
26043 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26044 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26045 (setup_allocno_left_conflicts_num): Ditto. Rename to
26046 setup_allocno_left_conflicts_size.
26047 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26048 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26049 setup_allocno_left_conflicts_size instead of
26050 setup_allocno_left_conflicts_num.
26052 * ira-build.c (ira_create_allocno): Use
26053 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26054 ALLOCNO_LEFT_CONFLICTS_NUM.
26056 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26058 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26059 instead of DF_LR_OUT.
26061 * ira-lives.c (process_bb_node_lives): Ditto.
26063 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26064 instead of DF_LR_{OUT,IN}.
26066 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26068 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26070 2009-03-30 Jan Hubicka <jh@suse.cz>
26072 * except.c (label_to_region_map): Fix thinko.
26074 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26076 PR middle-end/38237
26077 * tree.h (tree_find_value): New declaration.
26078 * tree.c (tree_find_value): New function.
26079 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26081 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26084 * c-decl.c (struct c_binding): Add locus field.
26085 (bind): Add locus argument, set locus field from it.
26086 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26087 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26088 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26089 implicitly_declare, undeclared_variable, lookup_label,
26090 declare_label, c_make_fname_decl, c_builtin_function,
26091 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26094 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26097 * config/i386/i386.c (classify_argument): Check total size of
26100 2009-03-30 Martin Jambor <mjambor@suse.cz>
26102 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26103 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26104 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26107 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26108 seen_variable_array_ref while also traversing a union.
26110 * tree-inline.c (optimize_inline_calls): Do not call
26111 cgraph_node_remove_callees.
26112 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26113 (pass_remove_cgraph_callee_edges): New variable.
26114 * passes.c (init_optimization_passes): Add
26115 pass_remove_cgraph_callee_edges after early inlining and before all
26116 late intraprocedural passes.
26118 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26120 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26122 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26123 Fix typos in names.
26125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26127 * combine.c (simplify_comparison): Use have_insn_for.
26128 * dojump.c (do_jump): Likewise.
26130 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26132 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26133 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26134 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26135 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26136 instead of sparc_compare_emitted.
26137 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26138 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26139 instead of sparc_compare_emitted.
26141 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26143 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26144 enter/exit cfglayout mode.
26145 (pass_partition_block): Require it.
26146 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26147 (combine_instructions): Track basic blocks instead of labels.
26148 (update_cfg_for_uncondjump): New.
26149 (try_combine): Use it. Update jumps after rescanning.
26150 (pass_combine): Require PROP_cfglayout.
26151 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26153 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26155 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26156 Provide/destroy PROP_cfglayout respectively.
26157 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26158 * tree-pass.h (PROP_cfglayout): New.
26160 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26162 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26163 fold_convert_const_fixed_from_fixed,
26164 fold_convert_const_fixed_from_int,
26165 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26166 set TREE_CONSTANT_OVERFLOW.
26167 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26168 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26170 2009-03-30 Ira Rosen <irar@il.ibm.com>
26172 * tree-vect-loop-manip.c: New file.
26173 * tree-vectorizer.c: Update documentation and included files.
26174 (vect_loop_location): Make extern.
26175 (rename_use_op): Move to tree-vect-loop-manip.c
26176 (rename_variables_in_bb, rename_variables_in_loop,
26177 slpeel_update_phis_for_duplicate_loop,
26178 slpeel_update_phi_nodes_for_guard1,
26179 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26180 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26181 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26182 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26183 find_loop_location): Likewise.
26184 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26185 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26186 get_vectype_for_scalar_type, vect_is_simple_use,
26187 supportable_widening_operation, supportable_narrowing_operation):
26189 (bb_in_loop_p): Move to tree-vect-loop.c.
26190 (new_loop_vec_info, destroy_loop_vec_info,
26191 reduction_code_for_scalar_code, report_vect_op,
26192 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26193 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26194 (vect_supportable_dr_alignment): Likewise.
26195 * tree-vectorizer.h (tree-data-ref.h): Include.
26196 (vect_loop_location): Declare.
26197 Reorganize function declarations according to the new file structure.
26198 * tree-vect-loop.c: New file.
26199 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26200 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26201 * tree-vect-data-refs.c: New file.
26202 * tree-vect-patterns.c (timevar.h): Don't include.
26203 * tree-vect-stmts.c: New file.
26204 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26205 tree-vect-slp.c, tree-vect-loop.c.
26206 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26207 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26208 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26209 (tree-vect-analyze.o): Remove.
26210 (tree-vect-transform.o): Likewise.
26211 (tree-vect-data-refs.o): Add rule.
26212 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26213 tree-vect-slp.o): Likewise.
26214 (tree-vect-patterns.o): Remove redundant dependencies.
26215 (tree-vectorizer.o): Likewise.
26216 * tree-vect-slp.c: New file.
26218 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26220 * optc-gen.awk: Warn if an option flag has multiple different
26223 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26225 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26226 -floop-block): Document dependences on PPL, CLooG and Graphite.
26228 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26230 PR rtl-optimization/323
26231 * c-common.c (c_fully_fold, convert_and_check,
26232 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26233 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26234 * c-common.def (EXCESS_PRECISION_EXPR): New.
26235 * c-cppbuiltin.c (builtin_define_float_constants): Define
26236 constants with enough digits for long double.
26237 * c-lex.c (interpret_float): Interpret constant with excess
26238 precision where appropriate.
26239 * c-opts.c (c_common_post_options): Set
26240 flag_excess_precision_cmdline. Give an error for
26241 -fexcess-precision=standard for C++ for processors where the
26242 option is significant.
26243 * c-parser.c (c_parser_conditional_expression): Handle excess
26244 precision in condition.
26245 * c-typeck.c (convert_arguments): Handle arguments with excess
26247 (build_unary_op): Move excess precision outside operation.
26248 (build_conditional_expr): Likewise.
26249 (build_compound_expr): Likewise.
26250 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26251 (build_modify_expr): Handle excess precision in RHS.
26252 (convert_for_assignment): Handle excess precision in converted
26254 (digest_init, output_init_element, process_init_element): Handle
26255 excess precision in initializer.
26256 (c_finish_return): Handle excess precision in return value.
26257 (build_binary_op): Handle excess precision in operands and add
26258 excess precision as needed for operation.
26259 * common.opt (-fexcess-precision=): New option.
26260 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26261 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26262 For standard excess precision, output explicit conversion to and
26263 truncation from XFmode.
26264 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26265 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26266 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26267 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26268 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26269 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26270 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26271 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26272 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26273 define_splits, sqrt<mode>2): Disable where appropriate for
26274 standard excess precision.
26275 * convert.c (convert_to_real): Do not shorten arithmetic to type
26276 for which excess precision would be used.
26277 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26278 * doc/invoke.texi (-fexcess-precision=): Document option.
26279 (-mfpmath=): Correct index entry.
26280 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26281 flag_excess_precision): New.
26282 * langhooks.c (lhd_post_options): Set
26283 flag_excess_precision_cmdline.
26284 * opts.c (common_handle_option): Handle -fexcess-precision=.
26285 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26286 init_excess_precision): New.
26287 (lang_dependent_init_target): Call init_excess_precision.
26288 * tree.c (excess_precision_type): New.
26289 * tree.h (excess_precision_type): Declare.
26291 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26294 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26295 non-lvalue to component.
26297 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26299 PR preprocessor/34695
26300 * Makefile.in (c-opts.o): Depend on c-tree.h.
26301 * c-common.c: Move down include of diagnostic.h.
26302 (done_lexing, c_cpp_error): New.
26303 * c-common.h (done_lexing): Declare.
26304 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26306 * c-opts.c: Include c-tree.h.
26307 (c_common_init_options): Set preprocessor error callback.
26308 (c_common_handle_option): Do not set preprocessor
26309 inhibit_warnings, warnings_are_errors, warn_system_headers,
26310 pedantic_errors or inhibit_warnings flags.
26311 (c_common_post_options): Do not check cpp_errors (parse_in).
26312 (c_common_finish): Do not output dependencies if there were
26313 errors. Do not check return value of cpp_finish.
26314 * c-ppoutput.c (pp_file_change): Set input_location.
26315 * c-tree.h (c_cpp_error): Declare.
26316 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26318 (diagnostic_build_prefix): Check override_column.
26319 * diagnostic.h (diagnostic_info): Add override_column field.
26320 (diagnostic_override_column): Define.
26322 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26324 * c-common.c (c_expand_expr, c_staticp): Remove.
26325 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26326 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26327 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26328 * c-gimplify.c (gimplify_compound_literal_expr,
26329 optimize_compound_literals_in_ctor): Remove.
26330 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26331 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26332 * c-semantics.c (emit_local_var): Remove.
26334 * langhooks-def.h (lhd_expand_expr): Remove.
26335 * langhooks.c (lhd_expand_expr): Remove.
26336 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26338 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26339 handling from c-semantics.c; don't call into langhook.
26340 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26341 * gimplify.c (gimplify_compound_literal_expr,
26342 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26343 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26344 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26345 as was done in c-gimplify.c.
26346 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26347 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26348 Move from c-common.h.
26349 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26351 * tree.c (staticp): Do not call langhook.
26352 * langhooks.c (lhd_staticp): Delete.
26353 * langhooks-def.h (lhd_staticp): Delete prototype.
26354 (LANG_HOOKS_STATICP): Delete.
26355 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26357 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26358 instead of DECL_STMTs.
26360 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26368 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26370 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26371 contained expression.
26372 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26373 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26374 conditional expressions for C.
26375 (decl_constant_value_for_optimization): Move from
26376 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26377 whether optimizing and that the expression is a VAR_DECL not of
26378 array type instead of doing such checks in the caller. Do not
26379 check pedantic. Call gcc_unreachable for C++.
26380 * c-common.def (C_MAYBE_CONST_EXPR): New.
26381 * c-common.h (c_fully_fold, c_save_expr,
26382 decl_constant_value_for_optimization): New prototypes.
26383 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26384 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26385 EXPR_INT_CONST_OPERANDS): Define.
26386 * c-convert.c (convert): Strip nops from expression.
26387 * c-decl.c (groktypename): Take extra parameters expr and
26388 expr_const_operands. Update call to grokdeclarator.
26389 (start_decl): Update call to grokdeclarator. Add statement for
26390 expressions used in type of decl.
26391 (grokparm): Update call to grokdeclarator.
26392 (push_parm_decl): Update call to grokdeclarator.
26393 (build_compound_literal): Add parameter non_const and build a
26394 C_MAYBE_COSNT_EXPR if applicable.
26395 (grokdeclarator): Take extra parameters expr and
26396 expr_const_operands. Track expressions used in declaration
26397 specifiers and declarators. Fold array sizes and track whether
26398 they are constant expressions and whether they are integer
26399 constant expressions.
26400 (parser_xref_tag): Set expr and expr_const_operands fields in
26402 (grokfield): Update call to grokdeclarator.
26403 (start_function): Update call to grokdeclarator.
26404 (build_null_declspecs): Set expr and expr_const_operands fields in
26406 (declspecs_add_type): Handle expressions in typeof specifiers.
26407 * c-parser.c (c_parser_declspecs): Set expr and
26408 expr_const_operands fields for declaration specifiers.
26409 (c_parser_enum_specifier): Likewise.
26410 (c_parser_struct_or_union_specifier): Likewise.
26411 (c_parser_typeof_specifier): Likewise. Update call to
26412 groktypename. Fold expression as needed. Return expressions with
26413 type instead of adding statements.
26414 (c_parser_attributes): Update calls to c_parser_expr_list.
26415 (c_parser_statement_after_labels): Fold expression before passing
26416 to objc_build_throw_stmt.
26417 (c_parser_condition): Fold expression.
26418 (c_parser_asm_operands): Fold expression.
26419 (c_parser_conditional_expression): Use c_save_expr. Update call
26420 to build_conditional_expr.
26421 (c_parser_alignof_expression): Update call to groktypename.
26422 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26423 original_code. Fold expression argument of va_arg. Create
26424 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26425 argument to va_arg. Update calls to groktypename. Fold array
26426 index for offsetof. Verify that first argument to
26427 __builtin_choose_expr has integer type.
26428 (c_parser_postfix_expression_after_paren_type): Update calls to
26429 groktypename and build_compound_literal. Handle expressions with
26430 side effects in type name.
26431 (c_parser_postfix_expression_after_primary): Update call to
26432 c_parser_expr_list. Set original_code for calls to
26433 __builtin_constant_p.
26434 (c_parser_expr_list): Take extra parameter fold_p. Fold
26435 expressions if requested.
26436 (c_parser_objc_type_name): Update call to groktypename.
26437 (c_parser_objc_synchronized_statement): Fold expression.
26438 (c_parser_objc_receiver): Fold expression.
26439 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26440 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26441 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26442 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26443 (struct c_typespec): Add elements expr and expr_const_operands.
26444 (struct c_declspecs): Add elements expr and expr_const_operands.
26445 (groktypename, build_conditional_expr, build_compound_literal):
26447 (in_late_binary_op): Declare.
26448 * c-typeck.c (note_integer_operands): New function.
26449 (in_late_binary_op): New variable.
26450 (decl_constant_value_for_broken_optimization): Move to c-common.c
26451 and rename to decl_constant_value_for_optimization.
26452 (default_function_array_conversion): Do not strip nops.
26453 (default_conversion): Do not call
26454 decl_constant_value_for_broken_optimization.
26455 (build_array_ref): Do not fold result.
26456 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26457 result when operand is a VLA.
26458 (c_expr_sizeof_type): Update call to groktypename. Handle
26459 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26460 result when operand names a VLA type.
26461 (build_function_call): Update call to build_compound_literal.
26462 Only fold result for calls to __builtin_* functions. Strip
26463 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26464 the function designator.
26465 (convert_arguments): Fold arguments. Update call to
26466 convert_for_assignment.
26467 (build_unary_op): Handle increment and decrement of
26468 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26469 decrement earlier. Fold operand of increment and decrement.
26470 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26471 built for integer operand. Wrap returns that are INTEGER_CSTs
26472 without being integer constant expressions or that have integer
26473 constant operands without being INTEGER_CSTs.
26474 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26475 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26476 result is an integer constant expression or can be used in
26477 unevaluated parts of one and avoid folding and wrap as
26478 appropriate. Fold operands before possibly doing -Wsign-compare
26480 (build_compound_expr): Wrap result for C99 if operands can be used
26481 in integer constant expressions.
26482 (build_c_cast): Update call to digest_init. Do not ignore
26483 overflow from casting floating-point constants to integers. Wrap
26484 results that could be confused with integer constant expressions,
26485 null pointer constants or floating-point constants.
26486 (c_cast_expr): Update call to groktypename. Handle expressions
26487 included in type name.
26488 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26489 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26490 Update calls to convert_for_assignment.
26491 (convert_for_assignment): Take new parameter
26492 null_pointer_constant. Do not strip nops or call
26493 decl_constant_value_for_broken_optimization. Set
26494 in_late_binary_op for conversions to boolean.
26495 (store_init_value): Update call to digest_init.
26496 (digest_init): Take new parameter null_pointer_constant. Do not
26497 call decl_constant_value_for_broken_optimization. pedwarn for
26498 initializers not constant expressions. Update calls to
26499 convert_for_assignment.
26500 (constructor_nonconst): New.
26501 (struct constructor_stack): Add nonconst element.
26502 (really_start_incremental_init, push_init_level, pop_init_level):
26503 Handle constructor_nonconst and nonconst element.
26504 (set_init_index): Call constant_expression_warning for array
26506 (output_init_element): Fold value. Set constructor_nonconst as
26507 applicable. pedwarn for initializers not constant expressions.
26508 Update call to digest_init. Call constant_expression_warning
26509 where constant initializers are required.
26510 (process_init_element): Use c_save_expr.
26511 (c_finish_goto_ptr): Fold expression.
26512 (c_finish_return): Fold return value. Update call to
26513 convert_for_assignment.
26514 (c_start_case): Fold switch expression.
26515 (c_process_expr_stmt): Fold expression.
26516 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26517 ensure statement expression is not evaluated in constant expression.
26518 (build_binary_op): Track whether results are integer constant
26519 expressions or may occur in such, disable folding and wrap results
26520 as applicable. Fold operands for -Wsign-compare warnings unless
26522 (c_objc_common_truthvalue_conversion): Handle results folded to
26523 integer constants that are not integer constant expressions.
26524 * doc/extend.texi: Document when typeof operands are evaluated,
26525 that condition of __builtin_choose_expr is an integer constant
26526 expression, and more about use of __builtin_constant_p in
26529 2009-03-29 Richard Guenther <rguenther@suse.de>
26531 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26532 propagate addresses of array references.
26534 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26536 * regmove.c (perhaps_ends_bb_p): Remove.
26537 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26538 from INSN and check that the main loop stays within that basic block.
26539 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26540 (regmove_forward_pass): Split out from regmove_optimize. Use
26541 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26542 (regmove_backward_pass): Split out from regmove_optimize. Use
26543 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26544 (regmove_optimize): Simplify.
26546 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26549 * config/i386/i386.c (classify_argument): Ignore flexible array
26550 member in struct and warn ABI change.
26552 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26554 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26556 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26557 (ix86_adjust_cost): Updated.
26559 2009-03-29 Jan Hubicka <jh@suse.cz>
26561 PR middle-end/28850
26562 * tree-pass.h (pass_cleanup_eh): New function.
26563 (remove_unreachable_regions): Break code handling RTL
26564 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26565 that can not be reached by runtime.
26566 (can_be_reached_by_runtime): New function.
26567 (label_to_region_map): New function.
26568 (num_eh_regions): New function.
26569 (rtl_remove_unreachable_regions): New function.
26570 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26571 (remove_eh_region): New function.
26572 * except.h: Include sbitmap and vecprim.
26573 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26574 num_eh_regions): Declare.
26575 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26576 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26577 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26578 (tree_empty_eh_handler_p): New function.
26579 (cleanup_empty_eh): New function.
26580 (cleanup_eh): New function.
26581 (pass_cleanup_eh): New function.
26583 2009-03-29 Jan Hubicka <jh@suse.cz>
26585 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26586 for removed regions.
26588 2009-03-29 Jan Hubicka <jh@suse.cz>
26590 * except.c (dump_eh_tree): Dump all datastructures.
26592 2009-03-29 Jan Hubicka <jh@suse.cz>
26594 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26595 (duplicate_eh_regions_1): Likewise.
26596 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26597 vector; call EH verification.
26598 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26599 Be ready for region being removed.
26601 2009-03-29 Jan Hubicka <jh@suse.cz>
26603 * bitmap.c (bitmap_last_set_bit): New function.
26604 * bitmap.h (bitmap_last_set_bit): Declare.
26606 2009-03-29 David Ayers <ayers@fsfe.org>
26609 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26610 by calling objc_compare_types and surpress warnings about
26611 incompatible C pointers that are compatible ObjC pointers.
26613 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26615 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26616 call initialize_inline_failed.
26617 (initialize_inline_failed): Move it from here ...
26618 * cgraph.c (initialize_inline_failed): ... to here.
26619 (cgraph_create_edge): Call initialize_inline_failed rather than
26620 setting inline_failed directly.
26622 2009-03-29 Ben Elliston <bje@au.ibm.com>
26625 * sysv4.opt (msdata): Improve comment.
26626 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26627 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26629 2009-03-29 Ben Elliston <bje@au.ibm.com>
26632 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26633 load and store attributes.
26635 2009-03-29 Ben Elliston <bje@au.ibm.com>
26637 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26638 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26639 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26640 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26641 __builtin_infq and __builtin_huge_valq.
26643 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26645 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26647 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26648 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26650 2009-03-28 Xinliang David Li <davidxl@google.com>
26652 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26653 (do_dbg_cnt): New function.
26655 2009-03-28 Jan Hubicka <jh@suse.cz>
26657 Merge from pretty-ipa:
26659 2009-03-27 Jan Hubicka <jh@suse.cz>
26661 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26662 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26663 * passes.c (function_called_by_processed_nodes_p): New.
26664 * ipa-pure-const.c (check_call): Fix handling of operands.
26665 (analyze_function): Dump debug output for skipped bodies.
26666 (local_pure_const): Use function_called_by_processed_nodes_p.
26667 * dwarf2out.c (reference_to_unused): Use output.
26668 * passes.c (do_per_function_toporder): Likewise.
26670 2008-11-12 Jan Hubicka <jh@suse.cz>
26672 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26673 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26674 state_set_in_source enum
26675 (check_decl): Ignore memory tags; do not set fake looping flags;
26677 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26678 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26679 (check_call, analyze_function): Rewrite.
26681 (add_new_function): Update call of analyze_function.
26682 (generate_summary): Add call of analyze_function.
26683 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26684 (local_pure_const): New function.
26685 (pass_local_pure_const): New pass.
26686 * ipa-inline.c (inline_transform): Set after_inlining.
26687 * tree-eh.c (stmt_can_throw_external): New.
26688 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26689 work with aliasing built.
26690 * tree-flow.h (stmt_can_throw_external): New.
26691 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26692 and local pure/const pass in early and late optimization queue.
26694 2009-03-28 Martin Jambor <mjambor@suse.cz>
26696 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26698 (fold_binary): Allow function decl aligment consideration is the
26699 second argument is integer constant one.
26700 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26701 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26702 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26704 2009-03-28 Jan Hubicka <jh@suse.cz>
26706 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26707 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26708 * function.h (rtl_data): Add nothrow flag.
26709 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26710 set DECL_NOTHROW for AVAILABLE functions.
26712 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26714 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26715 following vector keyword has expansion starting with pixel or bool
26716 keyword, expand vector to __vector and pixel or bool to __pixel or
26720 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26721 warn_if_disallowed_function_p): Removed.
26722 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26723 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26724 warning_if_disallowed_function_p.
26725 * flags.h (warn_if_disallowed_function_p,
26726 warn_disallowed_functions): Removed.
26727 * common.opt (Wdisallowed-function-list=): Removed.
26728 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26730 2009-03-28 Richard Guenther <rguenther@suse.de>
26732 PR tree-optimization/38723
26733 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26736 2009-03-28 Jan Hubicka <jh@suse.cz>
26738 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26739 test introduced by my previous patch.
26741 2009-03-28 Richard Guenther <rguenther@suse.de>
26743 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26744 the PHIs value undefined.
26746 2009-03-28 Jan Hubicka <jh@suse.cz>
26748 * tree-pass.h (pass_fixup_cfg): New pass.
26749 * ipa-inline.c (inline_transform): Set
26750 always_inline_functions_inlined/after_inlining.
26751 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26752 (pass_fixup_cfg): New pass.
26753 * passes.c (init_optimization_passes): Add fixup_cfg.
26755 2009-03-28 Richard Guenther <rguenther@suse.de>
26757 PR tree-optimization/38458
26758 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26759 argument use the arguments copy-of value.
26761 2009-03-28 Richard Guenther <rguenther@suse.de>
26763 PR tree-optimization/38180
26764 * tree-ssa-ccp.c (get_default_value): Simplify.
26765 (likely_value): Likewise.
26766 (surely_varying_stmt_p): Properly handle VOP case.
26767 (ccp_initialize): Likewise.
26768 (ccp_fold): Handle propagating through *&.
26769 (fold_const_aggregate_ref): Also handle decls.
26771 2009-03-28 Jan Hubicka <jh@suse.cz>
26773 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26774 * cgraph.h (cgraph_node): Likewise.
26775 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26776 (cgraph_reset_node): Use process flag.
26777 (cgraph_mark_functions_to_output): Likewise.
26778 (cgraph_expand_function): Likewise.
26779 (cgraph_expand_all_functions): Likewise.
26780 (cgraph_output_in_order): Likewise.
26781 * dwarf2out.c (reference_to_unused): Likewise.
26782 * passes.c do_per_function_toporder): Likewise.
26784 2009-03-28 Jan Hubicka <jh@suse.cz>
26786 Bring from lto-branch:
26788 2008-09-03 Doug Kwan <dougkwan@google.com>
26790 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26791 enums instead of reason strings.
26792 * cgraph.c (cgraph_create_edge): Same.
26793 (cgraph_inline_failed_string): New function.
26794 * cgraph.h (cgraph_inline_failed_t): New enum type.
26795 (cgraph_inline_failed_string): New prototype.
26796 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26797 char pointer to cgraph_inline_failed_t.
26798 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26799 (cgraph_default_inline_p): Ditto.
26800 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26801 to cgraph_inline_failed_t pointer.
26802 * cif-code.def: New file.
26803 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26805 (cgraph_check_inline_limits): Change type of REASON to pointer to
26806 cgraph_inline_failed_t. Replace reason strings with enums.
26807 (cgraph_default_inline_p): Ditto.
26808 (cgraph_recursive_inlining_p): Ditto.
26809 (update_caller_keys): Change type of FAILED_REASON to
26810 cgraph_inline_failed_t.
26811 (cgraph_set_inline_failed): Change type of REASON to pointer to
26812 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26813 convert enums to strings for text output.
26814 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26815 to be of type cgraph_inline_failed_t. Replace reason strings with
26816 enums. Call cgraph_inline_failed_string to covert enums
26817 to strings for text output.
26818 (cgraph_decide_inlining): Replace reason strings with enums.
26819 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26820 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26822 * tree-inline.c (expand_call_inline): Change type of REASON
26823 to cgraph_inline_failed_t. Replace reason strings with enums.
26824 Call cgraph_inline_failed_string for text output.
26825 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26828 2009-03-28 Jan Hubicka <jh@suse.cz>
26830 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26831 cgraph_clone_node): Remove master clone handling.
26832 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26833 * cgraph.h (master_clone): Remove.
26834 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26835 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26836 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26838 2009-03-28 Jan Hubicka <jh@suse.cz>
26840 * cgraph.c (cgraph_function_body_availability): Functions declared
26841 inline are always safe to assume that it is not going to be replaced.
26843 2009-03-28 Richard Guenther <rguenther@suse.de>
26845 PR tree-optimization/38513
26846 * tree-ssa-pre.c (eliminate): Remove redundant stores.
26847 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
26848 EXC_PTR_EXPR and FILTER_EXPR.
26849 (get_ref_from_reference_ops): Likewise.
26851 2009-03-28 Richard Guenther <rguenther@suse.de>
26853 PR tree-optimization/38968
26854 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
26855 Use FLOOR_MOD_EXPR to compute misalignment.
26857 2009-03-28 Richard Guenther <rguenther@suse.de>
26859 PR tree-optimization/37795
26860 * tree.h (combine_comparisons): Declare.
26861 * fold-const.c (combine_comparisons): Export.
26862 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
26864 (ifcombine_iforif): Use combine_comparisons.
26866 2009-03-28 Jan Hubicka <jh@suse.cz>
26868 * tree-eh.c (inlinable_call_p): New function.
26869 (make_eh_edges): Use it.
26870 (verify_eh_edges): Use it.
26871 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26872 * except.c (reachable_next_level): Add inlinable_function argument
26873 (sjlj_find_directly_reachable_regions): Update.
26874 (add_reachable_handler): Do not set saw_any_handlers.
26875 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26876 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26877 Add new inlinable call parameter.
26878 (can_throw_internal, can_throw_external): Update.
26879 * except.h (can_throw_internal_1, can_throw_external_1,
26880 foreach_reachable_handler): Update declaration.
26882 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26884 * config/arm/t-arm-coff, config/h8300/coff.h,
26885 config/i386/i386-aout.h, config/i386/i386-coff.h,
26886 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26887 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26888 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26889 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26890 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26891 sys-types.h: Remove.
26892 * Makefile.in: Remove protoize and fixproto support and references
26894 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26895 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26897 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26898 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26899 unprotoize$(exeext).
26900 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26901 (.PHONY): Don't depend on proto.
26902 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26903 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26904 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26905 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26906 build/gen-protos.o, build/scan.o, xsys-protos.h,
26907 build/fix-header$(build_exeext), build/fix-header.o,
26908 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26909 stmp-install-fixproto): Remove.
26910 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26911 SYSCALLS.c or fixproto files.
26912 (install-common): Don't install protoize.
26913 (install-headers-tar, install-headers-cpio, install-headers-cp):
26914 Don't depend on $(STMP_FIXPROTO).
26915 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26916 install fixproto files or write out fixproto settings.
26917 (uninstall): Don't uninstall protoize.
26918 * config.gcc (use_fixproto): Remove.
26919 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26920 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26921 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26922 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26923 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26924 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26925 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26926 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26927 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26928 * config/t-vxworks (STMP_FIXPROTO): Remove.
26929 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26930 STMP_FIXPROTO): Remove.
26931 * config.in, configure: Regenerate.
26932 * crtstuff.c (gid_t, uid_t): Don't undefine.
26933 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26934 (arm-*-coff, arm-*-aout: Remove target entries.
26935 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26936 Remove mention of AIX 4.1.
26937 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26938 * doc/invoke.texi (Running Protoize): Remove.
26939 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26940 (Protoize Caveats): Remove.
26941 * tsystem.h: Update comments on headers assumed to exist.
26943 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26945 * genautomata.c: Add a new year to the copyright. Add a new
26947 (struct insn_reserv_decl): Add comments for member bypass_list.
26948 (find_bypass): Remove.
26949 (insert_bypass): New.
26950 (process_decls): Use insert_bypass.
26951 (output_internal_insn_latency_func): Output all bypasses with the
26952 same input insn in one switch case.
26954 * rtl.def (define_bypass): Describe bypass choice.
26955 * doc/md.texi (define_bypass): Ditto.
26957 2009-03-27 Richard Guenther <rguenther@suse.de>
26959 * gimplify.c (mark_addressable): Export.
26960 * tree-flow.h (mark_addressable): Declare.
26961 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26962 * tree-ssa.c (verify_phi_args): Verify that address taken
26963 variables have TREE_ADDRESSABLE set.
26965 2009-03-27 Richard Guenther <rguenther@suse.de>
26967 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26968 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26969 Do not mark decls TREE_ADDRESSABLE.
26970 (build_fold_addr_expr): Adjust.
26971 (fold_addr_expr): Remove.
26972 (fold_unary): Use build_fold_addr_expr.
26973 (fold_comparison): Likewise.
26974 (split_address_to_core_and_offset): Likewise.
26975 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26977 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26978 (gimplify_modify_expr_to_memcpy): Mark source and destination
26980 * omp-low.c (create_omp_child_function): Mark the object decl
26982 (lower_rec_input_clauses): Mark the var we take the address of
26984 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26986 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26988 PR middle-end/39315
26989 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26990 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26992 2009-03-27 Richard Guenther <rguenther@suse.de>
26994 PR tree-optimization/39120
26995 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26997 (handle_lhs_call): Process return constraints. Add escape
26998 constraints if necessary.
26999 (handle_const_call): Fill out return constraints. Make nested
27000 case more precise. Avoid consttmp if possible.
27001 (handle_pure_call): Fill out return constraints. Avoid
27002 callused if possible.
27003 (find_func_aliases): Simplify call handling.
27005 2009-03-27 Richard Guenther <rguenther@suse.de>
27007 PR tree-optimization/39120
27008 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27009 as a representative.
27010 (solve_graph): Do propagate CALLUSED.
27011 (handle_pure_call): Use a scalar constraint from CALLUSED for
27013 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27016 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27019 * c-common.c (handle_aligned_attribute): Properly check alignment
27020 overflow. Use (1U << i) instead of (1 << i).
27022 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27024 * expr.h (get_mem_align_offset): Updated.
27026 * tree.h (tree_decl_common): Change align to "unsigned int" and
27027 move it before pointer_alias_set.
27029 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27030 Jakub Jelinek <jakub@redhat.com>
27033 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27034 gr_register_operand with gr_reg_or_0_operand.
27035 (cmpxchg_rel_di): Likewise.
27036 (sync_lock_test_and_set<mode>): Likewise.
27038 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27040 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27041 (true_regnum): Likewise.
27043 * rtlanal.c (subreg_info): Moved to ...
27044 * rtl.h (subreg_info): Here. New.
27045 (subreg_get_info): New.
27047 * rtlanal.c (subreg_get_info): Make it extern.
27049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27052 * config/i386/i386.c (ix86_abi): New.
27053 (override_options): Handle -mabi=.
27054 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27055 (ix86_call_abi_override): Likewise.
27056 (init_cumulative_args): Likewise.
27057 (function_arg_advance): Likewise.
27058 (function_arg_64): Likewise.
27059 (function_arg): Likewise.
27060 (ix86_pass_by_reference): Likewise.
27061 (ix86_function_value_regno_p): Likewise.
27062 (ix86_build_builtin_va_list_abi): Likewise.
27063 (setup_incoming_varargs_64): Likewise.
27064 (is_va_list_char_pointer): Likewise.
27065 (ix86_init_machine_status): Likewise.
27066 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27067 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27068 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27069 (ix86_function_abi): Make it static and return enum calling_abi.
27070 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27072 (ix86_fn_abi_va_list): Updated.
27074 * config/i386/i386.h (ix86_abi): New.
27075 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27076 (CONDITIONAL_REGISTER_USAGE): Likewise.
27077 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27078 (machine_function): Likewise.
27080 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27082 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27083 (STACK_BOUNDARY): Likewise.
27084 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27086 * config/i386/i386.opt (mabi=): New.
27088 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27089 return enum calling_abi.
27090 (ix86_function_type_abi): Likewise.
27091 (ix86_function_abi): Removed.
27093 * doc/invoke.texi: Document -mabi= option for x86.
27095 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27097 * builtins.c (real_dconstp): Delete.
27098 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27100 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27101 Jakub Jelinek <jakub@redhat.com>
27104 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27105 (gen_subprogram_die): When a function is explicit, generate the
27106 DW_AT_explicit attribute.
27107 * langhooks.h (struct lang_hooks_for_decls): Add
27108 function_decl_explicit_p langhook.
27109 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27110 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27112 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27114 * builtins.c (fold_builtin_memory_op): Optimize memmove
27115 into memcpy if we can prove source and destination don't overlap.
27117 * tree-inline.c: Include gt-tree-inline.h.
27118 (clone_fn_id_num): New variable.
27119 (clone_function_name): New function.
27120 (tree_function_versioning): Use it.
27121 * Makefile.in (GTFILES): Add tree-inline.c.
27123 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27125 * BASE-VER: Change to 4.5.0.
27127 2009-03-27 Xinliang David Li <davidxl@google.com>
27129 PR tree-optimization/39557
27130 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27132 2009-03-27 Xinliang David Li <davidxl@google.com>
27134 PR tree-optimization/39548
27135 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27138 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27140 * c-common.c (pointer_int_sum): Use %wd on return from
27143 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27145 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27146 on return from tree_low_cst.
27148 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27151 * ginclude/stdarg.h (va_copy): Define also for
27152 __GXX_EXPERIMENTAL_CXX0X__.
27154 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27157 * builtins.h (c_strlen): Do not warn here.
27158 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27159 * c-common.c (pointer_int_sum): Take an explicit location.
27160 Warn about offsets out of bounds.
27161 * c-common.h (pointer_int_sum): Adjust declaration.
27163 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27165 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27168 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27171 * opts.c (warn_if_disallowed_function_p): Don't assume
27172 get_callee_fndecl must return non-NULL.
27174 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27176 PR rtl-optimization/39522
27177 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27178 when reg_reloaded_valid is set.
27180 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27182 * config/spu/divv2df3.c: New file.
27183 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27184 (DPBIT_FUNCS): Filter out _div_df.
27186 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27188 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27189 a jump insn, count that jump in the distance to the loop start.
27191 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27194 * config/sh/sh.c (calc_live_regs): Fix condition for global
27195 registers except PIC_OFFSET_TABLE_REGNUM.
27197 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27200 * doc/invoke.texi (-mconsole): New.
27202 (-mno-cygwin): New.
27204 (-mnop-fun-dllimport): New.
27208 (sub section "i386 and x86-64 Windows Options"): New.
27210 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27212 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27213 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27215 2009-03-25 Richard Guenther <rguenther@suse.de>
27217 PR middle-end/39497
27218 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27221 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27223 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27224 neither of haifa/selective schedulers are working.
27226 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27228 * doc/invoke.texi (Debugging Options): Fix description of
27229 -fno-merge-debug-strings.
27231 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27233 * config/cris/libgcc.ver: New version-script.
27234 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27236 * configure.ac <GAS features, nop mnemonic>: Add pattern
27237 crisv32-*-* for "nop".
27238 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27239 * configure: Regenerate.
27241 2009-03-24 Ira Rosen <irar@il.ibm.com>
27243 PR tree-optimization/39529
27244 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27245 mark_sym_for_renaming for the tag copied to the new vector
27248 2009-03-24 Arthur Loiret <aloiret@debian.org>
27250 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27251 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27252 EXTRA_SPEC_FUNCTIONS.
27253 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27254 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27255 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27256 -march and -mtune options.
27258 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27260 * config/m68k/t-rtems: Add m5329 multilib.
27262 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27263 Jakub Jelinek <jakub@redhat.com>
27266 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27269 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27272 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27273 instead of c_parser_expression_conv, if original_code isn't one of the
27274 4 allowed comparison codes, fail.
27276 2009-03-23 Richard Guenther <rguenther@suse.de>
27278 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27279 * tree.h (struct tree_type): Likewise.
27280 * reload.h (struct insn_chain): Likewise.
27281 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27282 * function.h (struct function): Likewise.
27283 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27285 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27287 PR tree-optimization/39516
27288 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27290 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27292 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27293 should be set true if BITS_PER_WORD of target is bigger than 32
27295 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27297 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27298 Translate -B-options to -rpath-link. Correct existing
27299 rpath-link and conditionalize on !nostdlib.
27301 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27303 * doc/extend.texi (Function Attributes, Variable Attributes):
27305 * doc/invoke.texi (Debugging Options, Optimize Options)
27306 (i386 and x86-64 Options, MCore Options): Likewise.
27308 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27311 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27312 it for block local namespace aliases.
27313 (gen_decl_die): Pass context_die to gen_namespace_die.
27315 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27318 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27319 minimum or maximum value.
27321 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27323 * reginfo.c (globalize_reg): Recompute derived reg sets.
27325 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27328 * libgcc2.c (mprotect): Do not use signed arguments for
27329 VirtualProtect, use DWORD arguments. Also fix the 'may
27330 be used uninitialized' warning for the np variable.
27332 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27335 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27336 functions using regparm calling conventions when not optimizing.
27337 (ix86_function_sseregparm): Similarly for sseregparm calling
27340 2009-03-19 Li Feng <nemokingdom@gmail.com>
27342 PR middle-end/39500
27343 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27344 dependence if the first conflict is after niter iterations.
27346 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27348 PR middle-end/38609
27349 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27350 functions with dynamic stack-pointer adjustments.
27352 2009-03-19 Ben Elliston <bje@au.ibm.com>
27354 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27355 option; change to -msdata=data.
27357 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27359 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27362 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27365 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27367 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27369 * doc/invoke.texi (Code Gen Options): Expand discussion of
27372 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27374 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27375 * matrix-reorg.c (struct matrix_info): Likewise.
27376 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27377 * rtl.h (struct mem_attrs): Likewise.
27378 * df.h (struct df): Likewise.
27379 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27380 * ira-int.h (struct ira_allocno): Likewise.
27381 * df-scan.c (struct df_collection_rec): Likewise.
27382 * ira.c (struct equivalence): Likewise.
27383 * function.c (struct temp_slot): Likewise.
27384 * cfgloop.h (struct loop): Likewise.
27387 * function.c (use_register_for_decl): When not optimizing, disregard
27388 register keyword for variables with types containing methods.
27390 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27392 PR middle-end/39447
27393 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27394 (is_simple_operand): Call contains_component_ref_p before calling data
27395 reference analysis that would fail on COMPONENT_REFs.
27397 * tree-vrp.c (search_for_addr_array): Fix formatting.
27399 2009-03-18 Richard Guenther <rguenther@suse.de>
27401 * tree-vect-transform.c (vect_loop_versioning): Fold the
27402 generated comparisons.
27403 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27404 (slpeel_tree_peel_loop_to_edge): Likewise.
27406 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27408 PR middle-end/37805
27409 * opts.c (print_specific_help): In addition to `undocumented',
27410 accept `separate' and `joined' flags if passed alone. Describe
27411 output by the first matched one of those.
27412 (common_handle_option): Skip over empty strings.
27413 * gcc.c (display_help): Fix help string for `--help='.
27414 * doc/invoke.texi (Option Summary, Overall Options): With
27415 `--help=', classes and qualifiers can both be repeated, but
27416 only the latter can be negated. One should not pass only
27417 negated qualifiers. Fix markup and examples.
27420 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27421 PR middle-end/37805
27422 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27423 and -fhelp=separate.
27425 2009-03-17 Jing Yu <jingyu@google.com>
27427 PR middle-end/39378
27428 * function.h (struct rtl_data): Move is_thunk from here...
27429 (struct function): ...to here.
27430 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27431 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27433 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27435 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27436 (alpha_output_function_end_prologue): Likewise.
27437 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27438 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27439 (rs6000_output_function_epilogue): Likewise.
27440 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27442 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27445 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27446 from different units in a single alternative.
27447 (*truncdfsf_i387): Ditto.
27448 (*truncxfsf2_mixed): Ditto.
27449 (*truncxfdf2_mixed): Ditto.
27451 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27453 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27454 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27457 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27458 unused non-artificial variables when not optimizing.
27461 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27462 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27463 NAMESPACE_DECL in its DECL_INITIAL.
27465 PR middle-end/39443
27466 * optabs.c (set_user_assembler_libfunc): New function.
27467 * expr.h (set_user_assembler_libfunc): New prototype.
27468 * c-common.c: Include libfuncs.h.
27469 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27470 for memcmp, memset, memcpy, memmove and abort.
27471 * Makefile.in (c-common.o): Depend on libfuncs.h.
27474 * dwarf2out.c (gen_inlined_enumeration_type_die,
27475 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27476 gen_tagged_type_instantiation_die): Removed.
27477 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27480 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27483 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27485 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27486 (check-parallel-%): Ditto.
27487 (check-consistency): Ditto.
27489 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27491 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27492 local variable rhs by NULL_TREE.
27494 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27497 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27499 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27502 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27504 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27507 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27508 for ms->sysv ABI calls only in 64bit mode.
27510 * config/i386/i386.md (untyped_call): Support 32bit.
27512 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27514 * doc/extend.texi: Replace x86_65 with x86_64.
27516 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27518 PR tree-optimization/39455
27519 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27520 mismatches for POINTER_TYPE_P (type).
27521 (number_of_iterations_le): Likewise.
27523 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27525 * config/picochip/picochip.c: Removed profiling support.
27526 * config/picochip/picochip.md: Removed profiling instruction.
27527 * config/picochip/picochip.h: Removed profiling builtin.
27529 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27531 * doc/install.texi (--with-host-libstdcxx): Document.
27533 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27536 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27537 generate a warning if the function name does not begin with
27538 "__vector" and the function has either the 'signal' or 'interrupt'
27539 attribute, from here to ...
27540 (avr_declare_function_name): ...here. New function.
27541 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27542 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27544 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27547 * cse.c (fold_rtx): Don't modify original const_arg1 when
27548 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27549 separate variable instead.
27550 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27551 from out of range shift counts.
27552 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27554 2009-03-13 Catherine Moore <clm@codesourcery.com>
27556 * config/i386/x-mingw32 (host-mingw32.o): Replace
27557 diagnostic.h with $(DIAGNOSTIC_H).
27559 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27562 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27564 * config/i386/sync.md (sync_compare_and_swap<mode>,
27565 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27566 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27568 (sync_double_compare_and_swapdi_pic,
27569 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27570 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27572 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27575 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27577 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27580 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27581 (avx_addsubv4df3): Likewise.
27582 (*avx_addsubv4sf3): Likewise.
27583 (sse3_addsubv4sf3): Likewise.
27585 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27588 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27590 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27593 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27594 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27595 registers for allocnos created from user-defined variables.
27597 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27600 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27601 of non-integer mode as well.
27603 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27605 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27606 for functions for which the parameter types are unknown.
27608 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27611 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27612 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27613 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27614 * config/i386/i386.c (ix86_local_alignment): For
27615 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27616 long long variables on the stack to avoid dynamic realignment.
27617 Allow the first argument to be a decl rather than type.
27618 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27620 2009-03-11 Nick Clifton <nickc@redhat.com>
27623 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27625 Add description to mno-lsim option.
27626 * config/mcore/mcore.h: Remove comment about deprecated m4align
27628 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27629 * doc/invoke.texi: Add description of mno-lsim and
27630 mstack-increment options.
27632 * config/fr30/fr30.opt: Document the -mno-lsim option.
27633 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27634 and -mno-lsim options.
27636 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27638 * fold-const.c (fold_comparison): Only call fold_inf_compare
27639 if the mode supports infinities.
27641 2009-03-11 Jason Merrill <jason@redhat.com>
27644 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27645 end already did. Notice GIMPLE_CALL modifications of the result.
27646 Don't copy debug information from an ignored decl or a decl from
27649 2009-03-10 Richard Guenther <rguenther@suse.de>
27650 Nathan Froyd <froydnj@codesourcery.com>
27652 PR middle-end/37850
27653 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27654 (__divMODE3): Likewise.
27656 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27658 PR tree-optimization/39394
27659 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27660 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27662 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27664 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27665 inline asms for register asm ("") declarations.
27667 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27669 * fold-const.c (fold_unary): Fix comment.
27671 2009-03-07 Jan Hubicka <jh@suse.cz>
27674 * tree-inline.c (setup_one_parameter): Do replacement of const
27675 argument by constant in SSA form.
27677 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27679 PR middle-end/38028
27680 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27681 determine alignment passed to assign_stack_local.
27682 (assign_parms_unsplit_complex): Likewise.
27683 * except.c (sjlj_build_landing_pads): Likewise.
27685 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27687 PR middle-end/39360
27688 * tree-flow.h (add_referenced_var): Return bool instead of void.
27689 * tree-dfa.c (add_referenced_var): Return result of
27690 referenced_var_check_and_insert call.
27691 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27692 of referenced_var_check_and_insert.
27695 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27696 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27697 DIE, don't emit it if abstract origin already has it.
27698 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27699 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27701 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27703 * genpreds.c (needs_variable): Fix parentheses at variable name
27705 (write_tm_constrs_h): Indent generated code.
27707 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27709 * doc/extend.texi (Function Attributes): Add documentation
27710 for isr attributes.
27712 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27715 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27716 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27718 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27720 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27723 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27726 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27727 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27729 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27731 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27732 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27733 constants instead of magic numbers.
27734 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27736 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27737 (x86_64_ms_abi_int_parameter_registers): Ditto.
27738 (x86_64_int_return_registers): Ditto.
27739 (ix86_maybe_switch_abi): Ditto.
27740 (ix86_expand_call): Ditto for clobbered_registers array.
27741 (ix86_hard_regno_mode_ok): Ditto.
27742 (x86_extended_QIreg_mentioned_p): Ditto.
27744 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27746 PR tree-optimization/39349
27747 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27749 * combine.c (gen_lowpart_for_combine): Use omode when generating
27752 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27754 PR rtl-optimization/39235
27755 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27757 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27759 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27761 2009-03-04 Richard Guenther <rguenther@suse.de>
27763 PR tree-optimization/39362
27764 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27765 that occur in abnormal PHIs should be varying.
27767 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27769 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27771 (simple_iv): Take loop as an argument instead of statement.
27772 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27773 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27775 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27777 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27778 * matrix-reorg.c (analyze_transpose): Ditto.
27779 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27780 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27781 * tree-predcom.c (ref_at_iteration): Ditto.
27782 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27784 2009-03-04 Richard Guenther <rguenther@suse.de>
27786 PR tree-optimization/39358
27787 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27788 escaped_id and callused_id.
27789 (solve_graph): Likewise.
27791 2009-03-04 Richard Guenther <rguenther@suse.de>
27793 PR tree-optimization/39339
27794 * tree-sra.c (try_instantiate_multiple_fields): Make it
27795 no longer ICE on the above.
27797 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27799 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27800 that fits within Pmode.
27802 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27804 PR middle-end/10109
27805 * tm.texi (LIBCALL_VALUE): Update description.
27807 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27809 PR middle-end/34443
27810 * doc/extend.texi (section): Update description.
27812 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27814 PR middle-end/39345
27815 * tree-inline.c (remapped_type): New.
27816 (can_be_nonlocal): Call remapped_type instead of remap_type.
27818 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27821 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27822 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27824 2009-03-03 Richard Guenther <rguenther@suse.de>
27826 PR middle-end/39272
27827 * tree.c (tree_nonartificial_location): New function.
27828 * tree.h (tree_nonartificial_location): Declare.
27829 * builtins.c (expand_builtin_memory_chk): Provide location
27830 of the call location for artificial function pieces.
27831 (maybe_emit_chk_warning): Likewise.
27832 (maybe_emit_sprintf_chk_warning): Likewise.
27833 (maybe_emit_free_warning): Likewise.
27834 * expr.c (expand_expr_real_1): Likewise.
27836 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27838 PR tree-optimization/39343
27839 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27840 COMPONENT_REF t has ARRAY_TYPE.
27842 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27844 PR middle-end/39335
27845 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
27846 when the type precision of the induction variable should be
27847 larger than the type precision of nit.
27848 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
27849 * graphite.c (graphite_loop_normal_form): Same.
27850 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
27852 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27854 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
27855 (*call_1_rex64_ms_sysv): Use named constants instead of magic
27856 numbers to describe clobbered registers.
27857 (*call_value_0_rex64_ms_sysv): Ditto.
27858 * config/i386/mmx.md (mmx_emms): Ditto.
27859 (mmx_femms): Ditto.
27861 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
27863 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27866 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27868 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27869 (spu_section_type_flags): New function.
27871 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27873 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27874 reg_class_contents of FLOAT_REGS into a temporary.
27876 2009-03-02 Richard Guenther <rguenther@suse.de>
27877 Ira Rosen <irar@il.ibm.com>
27879 PR tree-optimization/39318
27880 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27881 information to the vectorized statement.
27883 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27885 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27886 variable. Use defined names instead of magic constants for REX SSE
27889 2009-03-01 Richard Guenther <rguenther@suse.de>
27891 PR tree-optimization/39331
27892 * omp-low.c (lower_send_shared_vars): Do not receive new
27893 values for the reference of DECL_BY_REFERENCE parms or results.
27895 2009-03-01 Jan Hubicka <jh@suse.cz>
27898 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27899 BLOCK_NONLOCALIZED_VAR): New macros.
27900 (tree_block): Add nonlocalized_vars.
27901 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27902 gen_decl_die): Add origin argument. Allow generation of die with
27903 origin at hand only.
27904 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27905 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27907 (gen_block_die): Fix checking for unused blocks.
27908 (process_scope_var): Break out from .... ; work with origins only.
27909 (decls_for_scope) ... here; process nonlocalized list.
27910 (dwarf2out_ignore_block): Look for nonlocalized vars.
27911 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27913 (dump_scope_block): Dump them.
27914 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27915 (remap_block): Likewise.
27916 (can_be_nonlocal): New predicate.
27917 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27919 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27921 * configure: Regenerate.
27923 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27925 * optc-gen.awk: No need to duplicate option flags twice.
27926 Reuse help texts for duplicate options which do not have any.
27928 * gcc.c (display_help): Document --version.
27930 * gcc.c (main): If print_help_list and verbose_flag, ensure
27931 driver output comes before subprocess output.
27933 * optc-gen.awk: Assign all remaining fields to help string,
27934 space-separated, for multi-line help in *.opt.
27936 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27937 -Wno-pedantic-ms-format is for MinGW targets only.
27939 * doc/options.texi (Option file format): Fix bad indentation,
27940 restoring dropped sentence.
27942 2009-02-28 Jan Hubicka <jh@suse.cz>
27944 * tree-inline.c (tree_function_versioning): Output debug info.
27946 2009-02-28 Jan Hubicka <jh@suse.cz>
27949 * tree-inline.c (setup_one_parameter): Do not copy propagate
27950 arguments when not optimizing.
27952 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27955 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27956 (avx_addsubv4df3): Likewise.
27957 (*avx_addsubv4sf3): Likewise.
27958 (sse3_addsubv4sf3): Likewise.
27959 (*avx_addsubv2df3): Likewise.
27960 (sse3_addsubv2df3): Likewise.
27961 (avx_unpckhps256): Correct item selectors.
27962 (avx_unpcklps256): Likewise.
27963 (avx_unpckhpd256): Likewise.
27964 (avx_unpcklpd256): Likewise.
27966 2009-02-28 Jan Hubicka <jh@suse.cz>
27968 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27970 (copy_arguments_for_versioning): If var is declared don't declare it.
27971 (tree_function_versioning): First setup substitutions and then copy
27974 2009-02-27 Jan Hubicka <jh@suse.cz>
27977 * cgraph.h (varpool_output_debug_info): Remove.
27978 * cgraphunit.c (varpool_output_debug_info): Remove.
27979 * dwarf2out.c (deferred_locations_struct): New struct
27980 (deferred_locations): New type.
27981 (deferred_locations_list): New static var.
27982 (deffer_location): New function.
27983 (gen_variable_die): Use it.
27984 (decls_for_scope): Output info on local static vars.
27985 (dwarf2out_finish): Process deferred locations.
27986 * varpool.c (varpool_output_debug_info): Remove.
27988 2009-02-27 Jan Hubicka <jh@suse.cz>
27991 * tree.h (TREE_PROTECTED): Fix comment.
27992 (BLOCK_HANDLER_BLOCK): Remove.
27993 (struct tree_block): Remove handler_block add body_block.
27994 (inlined_function_outer_scope_p): New.
27995 (is_body_block): Remove.
27996 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27997 * dwarf2out.c (is_inlined_entry_point): Remove.
27998 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27999 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28001 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28002 * gimplify.c (gimplify_expr): Gimplify body blocks.
28003 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28004 block with multiple subblocks.
28005 (dump_scope_block): Prettier output; dump more flags and info.
28006 (dump_scope_blocks): New.
28007 (remove_unused_locals): Use dump_scope_blocks.
28008 * tree-flow.h (dump_scope_blocks): Declare.
28009 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28010 * stmt.c (is_body_block): Remove.
28011 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28012 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28014 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28016 PR middle-end/39308
28017 * graphite.c (graphite_loop_normal_form): Do not call
28018 number_of_iterations_exit from a gcc_assert.
28020 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28022 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28023 jumps if COND is NULL.
28024 (find_cond_jump): New function.
28025 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28026 * config/s390/s390.md: Remove z10_cobra attribute value.
28028 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28030 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28031 force_const_mem returns NULL_RTX.
28033 2009-02-26 Jan Hubicka <jh@suse.cz>
28036 * cgraph.h (varpool_output_debug_info): Remove.
28037 * cgraphunit.c (varpool_output_debug_info): Remove.
28038 * dwarf2out.c (deferred_locations_struct): New struct
28039 (deferred_locations): New type.
28040 (deferred_locations_list): New static var.
28041 (deffer_location): New function.
28042 (gen_variable_die): Use it.
28043 (decls_for_scope): Output info on local static vars.
28044 (dwarf2out_finish): Process deferred locations.
28045 * varpool.c (varpool_output_debug_info): Remove.
28047 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28049 PR rtl-optimization/39241
28050 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28051 to subreg_offset_representable_p.
28053 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28055 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28056 execute function prototype. Get f and nregs from max_reg_num
28057 and get_insns. Remove the first backward pass as it's dead,
28058 guard the forward pass by flag_expensive_optimizations.
28059 (rest_of_handle_regmove): Delete.
28060 (pass_regmove): Replace it with regmove_optimize.
28062 2009-02-25 Martin Jambor <mjambor@suse.cz>
28064 PR tree-optimization/39259
28065 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28066 calls_alloca function flags.
28067 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28068 calls are detected.
28070 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28072 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28073 flags_set_1_rtx, flags_set_1_set): Delete.
28074 (regmove_optimize): Do not call mark_flags_life_zones.
28076 2009-02-24 Julian Brown <julian@codesourcery.com>
28079 * config/arm/arm.c (require_pic_register): Only set
28080 cfun->machine->pic_reg once per function.
28082 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28084 * doc/invoke.texi (Link Options): Document an easier way to pass
28085 options that take arguments to the GNU linker using -Xlinker and -Wl.
28087 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28090 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28092 2009-02-24 Richard Guenther <rguenther@suse.de>
28095 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28097 2009-02-24 Richard Guenther <rguenther@suse.de>
28098 Zdenek Dvorak <ook@ucw.cz>
28100 PR tree-optimization/39233
28101 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28102 from converting them to a generic type.
28104 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28106 PR tree-optimization/39260
28107 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28108 contains a condition with a real type.
28109 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28111 2009-02-23 Jason Merrill <jason@redhat.com>
28114 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28115 narrowing_initializer_constant_valid_p.
28116 (narrowing_initializer_constant_valid_p): Don't return
28117 null_pointer_node for adding a pointer to itself.
28119 2009-02-23 Jan Hubicka <jh@suse.cz>
28122 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28125 2009-02-23 Jan Hubicka <jh@suse.cz>
28127 PR tree-optimization/37709
28128 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28129 * tree.h (block_ultimate_origin): Declare.
28130 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28131 * tree-ssa-live.c (remove_unused_scope_block_p):
28132 Eliminate blocks containig no instructions nor live variables nor
28134 (dump_scope_block): New function.
28135 (remove_unused_locals): Enable removal of dead blocks by default;
28136 enable dumping at TDF_DETAILS.
28138 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28140 * config/i386/i386.c (classify_argument): Don't allow COImode
28142 (function_arg_advance_32): Don't allow OImode.
28143 (function_arg_32): Likewise.
28144 (function_value_32): Likewise.
28145 (return_in_memory_32): Likewise.
28146 (function_arg_64): Remove OImode comment.
28148 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28151 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28152 ix86_expand_vector_set for V4DImode in 64bit mode only.
28153 (ix86_expand_vector_init_one_var): Likewise.
28155 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28157 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28159 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28162 * loop-iv.c: Revert last change.
28163 * emit-rtl.c: Likewise.
28165 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28168 * config/i386/i386.c (type_natural_mode): Remove an extra
28169 space in the warning message.
28170 (function_value_32): Handle 32-byte vector modes.
28171 (return_in_memory_32): Likewise.
28173 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28175 * loop-iv.c (truncate_value): New function.
28176 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28178 (lowpart_subreg): Move to...
28179 * emit-rtl.c: ...here.
28181 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28183 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28184 accidental and undocumented change at revision 140860.
28186 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28188 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28189 take gimple_seq * arguments.
28190 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28191 types_compatible_p langhook.
28193 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28194 Joseph Myers <joseph@codesourcery.com>
28196 * config/arm/arm.c (arm_builtin_va_list): New function.
28197 (arm_expand_builtin_va_start): Likewise.
28198 (arm_gimplify_va_arg_expr): Likewise.
28199 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28200 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28201 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28202 (va_list_type): New variable.
28203 (arm_mangle_type): Mangle va_list_type appropriately.
28205 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28207 PR middle-end/39157
28208 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28209 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28210 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28211 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28212 parameter to 1000 for -O1 by default.
28213 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28215 * loop-invariant.c: Include params.h.
28216 (move_loop_invariants): Don't call move_single_loop_invariants on
28219 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28221 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28222 offset when calculating bounds for indexing stack_usage_map. Fixes
28223 a buffer overflow with certain target setups.
28225 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28228 * calls.c (expand_call): Clear try_tail_call if caller and callee
28229 disagree in promotion of function return value.
28231 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28234 * c-common.c (c_determine_visibility): If visibility changed and
28235 DECL_RTL has been already set, call make_decl_rtl to update symbol
28238 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28241 * varasm.c (assemble_variable): Don't check DECL_NAME when
28242 globalizing a variable.
28244 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28247 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28248 expression before any __builtin_trap call.
28249 * c-typeck.c (build_function_call): Convert and check function
28250 arguments before generating a call to a trap. Evaluate the
28251 function arguments before the trap.
28253 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28256 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28257 (UNSPEC_FXAM_MEM): New unspec.
28258 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28259 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28260 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28262 2009-02-19 Richard Guenther <rguenther@suse.de>
28264 PR tree-optimization/39207
28265 PR tree-optimization/39074
28266 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28267 storedanything_tree): New.
28268 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28269 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28270 (build_succ_graph): Add edges from STOREDANYTHING to all
28272 (init_base_vars): Initialize STOREDANYTHING.
28273 (compute_points_to_sets): Free substitution info after
28274 building the succ graph.
28275 (ipa_pta_execute): Likewise.
28277 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28279 (do_ds_constraint): Do not add to special var or non-pointer
28281 (type_could_have_pointers): Split out from ...
28282 (could_have_pointers): ... here. For arrays use the element type.
28283 (create_variable_info_for): Initialize may_have_pointers.
28284 (new_var_info): Likewise.
28285 (handle_lhs_call): Make the HEAP variable unknown-sized.
28286 (intra_create_variable_infos): Use a type with pointers for
28287 PARM_NOALIAS, make it unknown-sized.
28289 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28292 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28294 2009-02-18 Jason Merrill <jason@redhat.com>
28297 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28298 value if DECL_EXTERNAL.
28299 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28300 * target.h (gcc_target::binds_local_p): Clarify "module".
28301 * tree.h (TREE_PUBLIC): Clarify "module".
28303 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28306 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28307 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28309 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28312 * c.opt (Wabi): Support C and ObjC.
28315 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28317 * config/i386/i386.c (classify_argument): Warn once about the ABI
28318 change when passing union with long double.
28320 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28322 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28325 * c-parser.c (c_parser_compound_statement): Always enter and leave
28328 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28331 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28333 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28335 PR tree-optimization/36922
28336 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28337 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28340 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28342 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28345 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28347 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28349 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28351 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28354 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28355 Richard Sandiford <rdsandiford@googlemail.com>
28357 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28358 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28359 (loongson_biadd): ...this.
28361 2009-02-17 Richard Guenther <rguenther@suse.de>
28363 PR tree-optimization/39202
28364 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28365 a var make sure to follow existing collapses.
28367 2009-02-17 Richard Guenther <rguenther@suse.de>
28369 PR middle-end/39214
28370 * langhooks.c (lhd_print_error_function): Check for NULL block.
28372 2009-02-17 Richard Guenther <rguenther@suse.de>
28374 PR tree-optimization/39204
28375 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28378 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28380 * config/soft-fp/double.h: Update from glibc CVS.
28382 2009-02-17 Richard Guenther <rguenther@suse.de>
28384 PR tree-optimization/39207
28385 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28386 strict-aliasing warnings for pointers pointing to NULL.
28388 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28391 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28392 skipping until next close brace.
28394 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28397 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28398 to function argument boundary.
28400 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28402 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28403 in the lea_add. Reload eventually constraints it properly.
28404 * config/picochip/constraints.md: Remove the target constraint
28405 "b", since it is not needed anymore.
28407 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28409 * gthr-dce.h: Uglify function parameter and local variable names.
28410 * gthr-gnat.h: Likewise.
28411 * gthr-mipssde.h: Likewise.
28412 * gthr-nks.h: Likewise.
28413 * gthr-posix95.h: Likewise.
28414 * gthr-posix.h: Likewise.
28415 * gthr-rtems.h: Likewise.
28416 * gthr-single.h: Likewise.
28417 * gthr-solaris.h: Likewise.
28418 * gthr-tpf.h: Likewise.
28419 * gthr-vxworks.h: Likewise.
28420 * gthr-win32.h: Likewise.
28422 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28425 * config/i386/i386.md: Restrict the new peephole2 to move
28426 between MMX/SSE registers.
28428 2009-02-15 Richard Guenther <rguenther@suse.de>
28431 2009-02-13 Richard Guenther <rguenther@suse.de>
28433 * configure.ac: Enable LFS.
28434 * configure: Re-generate.
28435 * config.in: Likewise.
28437 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28439 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28440 spu_srqwbyte, spu_srqwbytebc): Define.
28441 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28442 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28443 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28444 "shrqby_<mode>"): New insn-and-split patterns.
28445 * config/spu/spu.c (expand_builtin_args): Determine and return
28446 number of operands using spu_builtin_description data.
28447 (spu_expand_builtin_1): Use it.
28449 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28452 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28455 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28458 * config/i386/i386.c (override_options): Correct warning
28459 messages for -malign-loops, -malign-jumps and -malign-functions.
28461 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28464 * config/i386/i386.md: Restrict the new peephole2 to move
28465 between the general purpose registers.
28467 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28470 * config/i386/i386.c (type_natural_mode): Add a new argument.
28471 Return the original mode and warn ABI change if vector size is 32byte.
28472 (function_arg_advance): Updated.
28473 (function_arg): Likewise.
28474 (ix86_function_value): Likewise.
28475 (ix86_return_in_memory): Likewise.
28476 (ix86_sol10_return_in_memory): Likewise.
28477 (ix86_gimplify_va_arg): Likewise.
28478 (function_arg_32): Don't warn ABX ABI change here.
28479 (function_arg_64): Likewise.
28481 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28483 * loop-iv.c (implies_p): In the final case, test that operands 0
28484 of the two comparisons match.
28486 * config/bfin/bfin.c (find_prev_insn_start): New function.
28487 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28488 (find_next_insn_start): Move.
28490 2009-02-13 Richard Guenther <rguenther@suse.de>
28492 * configure.ac: Enable LFS.
28493 * configure: Re-generate.
28494 * config.in: Likewise.
28496 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28499 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28500 sizes on syntax error after some arguments have been parsed.
28502 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28504 * doc/invoke.texi (-fira): Remove.
28506 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28508 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28509 * recog.c: Likewise.
28512 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28514 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28515 (umul_ppmm): Likewise.
28516 (count_leading_zeros): Likewise.
28517 (count_trailing_zeros): Likewise.
28518 (UMUL_TIME): Likewise.
28520 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28522 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28523 soft-fp/t-softfp to tmake_file.
28525 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28526 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28527 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28528 IA64_BUILTIN_INFQ]: New.
28529 (ia64_init_builtins): Initialize __builtin_infq,
28530 __builtin_fabsq and __builtin_copysignq if not HPUX.
28531 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28532 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28534 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28536 (__fixtfti): Likewise.
28537 (__fixunstfti): Likewise.
28538 (__floattitf): Likewise.
28540 * config/ia64/libgcc-glibc.ver: New.
28541 * config/ia64/t-fprules-softfp: Likewise.
28542 * config/ia64/sfp-machine.h: Likewise.
28544 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28545 (LIBGCC2_TF_CEXT): Likewise.
28546 (TF_SIZE): Likewise.
28547 (TARGET_INIT_LIBFUNCS): Likewise.
28549 * config/ia64/t-glibc (SHLINB_MAPFILES):
28550 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28552 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28554 * config/i386/i386.c (construct_container): Rewrite processing
28555 BLKmode with X86_64_SSE_CLASS.
28557 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28560 * config/i386/i386.md: Replace simplify_replace_rtx with
28561 replace_rtx in the new peephole2.
28563 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28565 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28566 loop unrolling do not happen at -O2.
28568 2009-02-12 Michael Matz <matz@suse.de>
28570 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28572 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28574 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28577 2009-02-12 Ben Elliston <bje@au.ibm.com>
28579 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28580 patterns when updating the back chain. Missed in the 2009-02-10
28583 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28585 * doc/extend.texi (Decimal Floating Types): Update identifier of
28586 draft TR and list of missing support.
28588 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28590 PR middle-end/39154
28591 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28592 bit to variable length decl's flags, add it also to its
28593 pointer replacement variable.
28595 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28596 Jakub Jelinek <jakub@redhat.com>
28599 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28600 (memory_blockage): New expander.
28601 (*memory_blockage): New insn pattern.
28602 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28603 instead of general blockage at the end of function prologue when
28604 frame pointer is used to access red zone area. Do not emit blockage
28605 when profiling, it is emitted in generic code.
28606 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28607 function epilogue when frame pointer is used to access red zone area.
28609 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28612 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28613 by arithmetic with memory operands.
28614 * config/i386/predicates.md (commutative_operator): New.
28616 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28618 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28621 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28623 * alias.h (record_alias_subset): Declare.
28624 * alias.c (record_alias_subset): Make global.
28626 2009-02-10 Nick Clifton <nickc@redhat.com>
28628 * tree-parloops.c: Change license to GPLv3.
28629 * ipa-struct-reorg.c: Change license to GPLv3.
28630 * ipa-struct-reorg.h: Change license to GPLv3.
28632 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28635 * c-decl.c (start_struct): Return NULL on error.
28637 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28639 PR middle-end/39124
28640 * cfgloopmanip.c (remove_path): Call remove_bbs after
28641 cancel_loop_tree, not before it.
28644 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28645 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28646 VAR_DECLs were seen.
28647 * tree-ssa-live.c (remove_unused_locals): Recompute
28648 cfun->has_local_explicit_reg_vars.
28649 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28650 copies or clearings if cfun->has_local_explicit_reg_vars.
28652 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28655 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28656 of function prologue when frame pointer is used to access
28659 2009-02-10 Richard Guenther <rguenther@suse.de>
28661 PR middle-end/39127
28662 * gimplify.c (gimple_regimplify_operands): Always look if
28663 we need to create a temporary.
28665 2009-02-10 Richard Guenther <rguenther@suse.de>
28667 PR tree-optimization/39132
28668 * tree-loop-distribution.c (todo): New global var.
28669 (generate_memset_zero): Trigger TODO_rebuild_alias.
28670 (tree_loop_distribution): Return todo.
28672 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28675 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28676 (x86_64_reg_class_name): Removed.
28677 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28678 first one isn't X86_64_SSE_CLASS or any other ones aren't
28679 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28680 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28681 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28682 and 3 X86_64_SSEUP_CLASS.
28683 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28684 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28686 2009-02-10 Ben Elliston <bje@au.ibm.com>
28688 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28689 form instruction to update the stack back chain word, even if the
28690 user has disabled the generation of update instructions.
28691 (movdi_<mode>_update_stack): New.
28692 (movsi_update_stack): Likewise.
28693 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28694 always use an update form instruction to update the stack back
28697 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28699 PR middle-end/38953
28700 * graphite.c (if_region_set_false_region): After moving a region in
28701 the false branch of a condition, remove the empty dummy basic block.
28702 (gloog): Remove wrong fix for PR38953.
28704 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28706 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28707 generation due to implicit sign extension.
28709 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28711 PR middle-end/38981
28712 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28713 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28715 2009-02-09 Richard Guenther <rguenther@suse.de>
28717 PR middle-end/35202
28718 * convert.c (convert_to_real): Disable (float)fn((double)x)
28719 to fnf(x) conversion if errno differences may occur and
28720 -fmath-errno is set.
28722 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28724 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28725 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28726 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28728 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28731 * c-common.c (handle_alias_attribute): Disallow attribute for
28732 anything not a FUNCTION_DECL or VAR_DECL.
28734 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28737 * real.c (do_compare): Special-case compare of zero against
28738 decimal float value.
28740 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28743 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28744 as indicating flexible array members unless the field itself is
28745 being declarared as the incomplete array.
28747 2009-02-06 Jan Hubicka <jh@suse.cz>
28749 PR tree-optimization/38844
28750 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28751 is already inlined.
28753 2009-02-06 Richard Guenther <rguenther@suse.de>
28755 PR middle-end/38977
28756 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28757 fork because we may expand it as __gcov_fork.
28759 2009-02-06 Nick Clifton <nickc@redhat.com>
28761 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28763 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28765 PR tree-optimization/35659
28766 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28767 vn_phi_eq): Shortcut if hashcode does not match.
28768 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28770 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28771 and avoid iterative_hash_expr.
28772 (FOR_EACH_VALUE_ID_IN_SET): New.
28773 (value_id_compare): Remove.
28774 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28775 sort expressions by value id.
28777 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28780 * config/sh/predicates.md (general_movsrc_operand): Don't check
28781 the subreg of system registers here.
28783 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28786 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28787 on the copied decl.
28789 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28791 PR rtl-optimization/39110
28792 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28793 addresses, not aligned ones.
28795 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
28796 Richard Guenther <rguenther@suse.de>
28798 PR tree-optimization/39100
28799 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28800 comment says and add edges.
28802 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28805 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28806 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28808 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28810 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28811 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28812 register_bb_in_sese, new_sese, free_sese): Moved.
28813 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28814 outermost_loop_in_scop, build_scop_iteration_domain,
28815 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28816 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28817 Use loop_in_sese_p instead of loop_in_scop_p.
28818 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28819 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28820 (scopdet_basic_block_info): Fix bug in scop detection.
28821 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28822 eq_loop_to_cloog_loop): Remove.
28823 (nb_loops_around_loop_in_scop, nb_loop
28824 ref_nb_loops): Moved here...
28825 * graphite.h (ref_nb_loops): ... from here.
28826 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28827 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28828 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28830 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28831 Hans-Peter Nilsson <hp@axis.com>
28833 PR rtl-optimization/37889
28834 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28835 Move offset handling from PLUS to before the switch. Use new
28836 arguments when considering SYMBOL_REFs too.
28837 (rtx_addr_can_trap_p): Pass dummy offset and size.
28838 (enum may_trap_p_flags): Remove.
28839 (may_trap_p_1): Pass size from MEM_SIZE.
28841 PR rtl-optimization/38921
28842 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28843 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28844 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28845 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
28847 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
28849 AVX Programming Reference (January, 2009)
28850 * config/i386/sse.md (*vpclmulqdq): New.
28852 2009-02-04 Jakub Jelinek <jakub@redhat.com>
28854 PR tree-optimization/38977
28855 PR gcov-profile/38292
28856 * calls.c (special_function_p): Disregard __builtin_ prefix.
28858 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
28860 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
28861 non-indexable addresses even before reload.
28863 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28866 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28867 as having variable size. Do not give an error for unnamed
28868 parameters with [*] declarators. Give a warning for type names
28869 with [*] declarators and mark them as variable size.
28870 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28871 for sizeof applied to [*] type names.
28873 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28876 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28878 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28880 * gcc.c (process_command): Update copyright notice dates.
28881 * gcov.c (print_version): Likewise.
28882 * gcov-dump.c (print_version): Likewise.
28883 * mips-tfile.c (main): Likewise.
28884 * mips-tdump.c (main): Likewise.
28886 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28889 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28890 for composite type involving a zero-length array type.
28892 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28895 * function.c (match_asm_constraints_1): Skip over
28896 initial optional % in the constraint.
28898 PR inline-asm/39059
28899 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28900 supported, don't accept FIXED_CSTs.
28901 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28902 and _Sat is used without _Fract/_Accum. Set specs->type to
28903 integer_type_node for cts_fract/cts_accum if fixed point is not
28906 2009-02-02 Catherine Moore <clm@codesourcery.com>
28908 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28910 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28912 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28913 (ABI_HAS_64BIT_SYMBOLS): Use it.
28914 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28916 2009-02-02 Paul Brook <paul@codesourcery.com>
28918 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28920 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28922 PR inline-asm/39058
28923 * recog.h (asm_operand_ok): Add constraints argument.
28924 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28925 recurse on matching constraint.
28926 (check_asm_operands): Pass constraints as 3rd argument to
28927 asm_operand_ok. Don't look up matching constraint here.
28928 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28931 2009-02-02 Ben Elliston <bje@au.ibm.com>
28933 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28934 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28936 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28938 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28939 information. Remove some obsolete information. Reorganize.
28941 * config/pa/fptr.c: Revert license to GPL 2.
28942 * config/pa/milli64.S: Likewise.
28944 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28947 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28948 LIBRARY name in, instead of hard-coding it.
28949 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28950 extra target make frag to tmake_files according to EH model.
28951 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28952 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28953 frags that define makefile variable EH_MODEL appropriately.
28954 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28955 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28956 to "-sjlj" according to type of EH configured.
28957 (LIBGCC_SONAME): Concatenate it to shared library base name.
28958 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28959 to "_sjlj" according to type of EH configured.
28960 (LIBGCC_SONAME): Concatenate it to shared library base name.
28961 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28962 (SHLIB_LINK): Add missing semicolon to if-else construct.
28963 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28964 string value of "pe_dll" command-line option.
28965 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28966 (SHLIB_SONAME): Use it when overriding t-cygming default.
28967 (SHLIB_IMPLIB): Override t-cygming default.
28968 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28969 string value of "pe_dll" command-line option.
28971 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28974 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28975 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28977 2009-01-31 Richard Guenther <rguenther@suse.de>
28979 PR tree-optimization/38937
28980 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28981 computing the transitive closure.
28983 2009-01-30 Richard Guenther <rguenther@suse.de>
28985 PR tree-optimization/39041
28986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28987 Propagate variable indices only if the types match for this stmt.
28989 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28992 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28993 inline but never defined.
28995 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28997 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28998 (*insv_h_di_reg_extimm): New insn.
28999 (*insv_l<mode>_reg_extimm): New insn.
29001 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29003 * config/picochip/picochip.c (flag_conserve_stack): set
29004 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29005 fconserve-stack. Reduce call-overhead used by inliner.
29007 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29010 * common.opt (flag_conserve_stack): Initialised to zero.
29012 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29015 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29016 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29019 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29021 * ira-color.c (allocno_reload_assign): Update comments.
29022 * regmove.c (regmove_optimize): Likewise.
29026 2009-01-29 Robert Millan <rmh@aybabtu.com>
29028 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29029 * config/i386/kopensolaris-gnu.h: New file. Undefine
29030 `MD_UNWIND_SUPPORT'.
29031 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29033 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29035 PR tree-optimization/39007
29036 * tree-loop-distribution.c (generate_builtin): Use
29037 recompute_dominator to compute the immediate dominator of the
29038 basic block just after the loop.
29040 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29042 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29043 (ASM_OUTPUT_DWARF_PCREL): Define.
29045 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29047 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29048 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29049 global. Modify entries about regmove and IRA.
29051 * ra-conflict.c: Remove the file.
29053 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29055 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29056 (pass_regclass_init): Rename to pass_reginfo_init.
29058 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29060 * toplev.h (flag_ira): Remove.
29062 * caller-save.c (setup_save_areas): Remove flag_ira.
29064 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29066 * global.c: Remove the file.
29068 * opts.c (decode_options): Remove flag_ira.
29070 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29072 * regmove.c: Modify file description.
29073 (find_use_as_address, try_auto_increment): Define them only if
29074 AUTO_INC_DEC is defined.
29075 (replacement_quality, replace_in_call_usage, fixup_match_1,
29076 stable_and_no_regs_but_for_p): Remove.
29077 (reg_set_in_bb): Make it static.
29078 (regmove_optimize): Remove flag_ira and code which worked for
29081 * local-alloc.c: Remove the file.
29083 * common.opt (fira): Remove.
29085 * ira.c: Include except.h.
29086 (eliminable_regset): Move from global.c.
29087 (mark_elimination): Ditto. Remove flag_ira.
29088 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29089 equiv_mem_modified, validate_equiv_mem_from_store,
29090 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29091 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29092 no_equiv, recorded_label_ref): Move from local-alloc.c.
29093 (update_equiv_regs): Ditto. Make it static.
29094 (print_insn_chain, print_insn_chains): Move it from global.c.
29095 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29096 (build_insn_chain): Ditto. Make it static.
29097 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29098 Rename to init_live_subregs.
29099 (gate_ira): Remove flag_ira.
29101 * regclass.c: Rename reginfo.c. Change file description.
29102 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29103 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29104 (init_reg_sets_1): Remove code for evaluation of
29105 reg_class_superclasses and losing_caller_save_reg_set.
29106 (init_regs): Remove init_reg_autoinc.
29107 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29108 ok_for_base_p_nonstrict): Remove.
29109 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29110 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29111 corresponding entries.
29112 (dump_regclass, record_operand_costs, scan_one_insn,
29113 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29114 record_address_regs, auto_inc_dec_reg_p): Remove.
29115 (gt-regclass.h): Rename to gt-reginfo.h.
29117 * rtl.h (dump_global_regs, retry_global_alloc,
29118 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29120 * Makefile.in (RA_H): Remove.
29121 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29122 Rename regclass.o to reginfo.o.
29123 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29125 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29126 (GTFILES): Rename regclass.c to reginfo.c.
29128 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29129 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29131 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29132 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29134 (finish_spills): Ditto. Remove code for !flag_ira.
29136 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29138 PR middle-end/35854
29139 * doc/invoke.texi (rtl debug options): Complete rewrite.
29140 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29142 * mode-switching.c (pass_mode_switching): Rename pass from
29143 "mode-sw" to "mode_sw".
29144 * except.c (pass_convert_to_eh_ranges): Rename pass from
29145 "eh-ranges" to "eh_ranges".
29146 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29150 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29151 Alexander Monakov <amonakov@ispras.ru>
29153 PR middle-end/38857
29154 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29156 (move_exprs_to_boundary): Change return type and pass through
29157 should_move from move_op. Relax assert. Update usage ...
29158 (schedule_expr_on_boundary): ... here. Use should_move instead of
29160 (move_op_orig_expr_found): Indicate that insn was disconnected from
29162 (code_motion_process_successors): Do not call after_merge_succs
29163 callback if original expression was not found when traversing any of
29165 (code_motion_path_driver): Change return type. Update prototype.
29166 (move_op): Update comment. Add a new parameter (should_move). Update
29167 prototype. Set *should_move based on indication provided by
29168 move_op_orig_expr_found.
29170 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29172 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29173 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29174 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29175 * config/rs6000/rs6000.c (rs6000_override_options): Default
29176 avoid-indexed-addresses on for Power6, off for everything else.
29177 (avoiding_indexed_address_p): New function.
29178 (rs6000_legitimize_address): Use it.
29179 (rs6000_legitimate_address): Likewise.
29180 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29182 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29184 PR tree-optimization/38997
29185 * tree-loop-distribution.c (generate_memset_zero): Use
29186 POINTER_PLUS_EXPR for a pointer addition.
29188 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29190 * config/s390/s390.md (bswap<mode>2): New pattern added.
29192 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29194 * config/s390/s390.md (*tls_load_31): Added type attribute.
29196 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29198 * config/s390/s390.md: Fix a few comments.
29200 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29202 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29203 (*tm<mode>_full): Fixed z10prop attribute.
29204 (*tst<mode>_extimm): Fixed z10prop attribute.
29205 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29206 (*tstqiCCT_cconly): Fixed z10prop attribute.
29207 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29208 (*movsi_larl): Fixed z10prop attribute.
29209 (*movsi_zarch): Fixed z10prop attribute.
29210 (*movsi_eas): Fixed z10prop attribute.
29211 (*movhi): Fixed z10prop attribute.
29212 (*movqi): Fixed z10prop attribute.
29213 (*movstrictqi): Fixed z10prop attribute.
29214 (*mov<mode>): Fixed z10prop attribute.
29215 (*movcc): Fixed z10prop attribute.
29216 (*sethighpartdi_64): Fixed z10prop attribute.
29217 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29218 (*negdi2_sign_cc): Fixed z10prop attribute.
29219 (*negdi2_sign): Fixed z10prop attribute.
29220 (*absdi2_sign_cc): Fixed z10prop attribute.
29221 (*absdi2_sign): Fixed z10prop attribute.
29222 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29223 (*negabsdi2_sign): Fixed z10prop attribute.
29224 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29225 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29226 (doloop_si64): Fixed z10prop attribute.
29227 (doloop_si31): Fixed z10prop attribute.
29228 (doloop_long): Fixed z10prop attribute.
29229 (indirect_jump): Fixed z10prop attribute.
29230 (nop): Fixed z10prop attribute.
29231 (main_base_64): Fixed z10prop attribute.
29232 (reload_base_64): Fixed z10prop attribute.
29234 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29236 PR rtl-optimization/38740
29237 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29239 * config/mips/mips.c (mips_reorg): Likewise.
29241 2009-01-28 Richard Guenther <rguenther@suse.de>
29243 PR tree-optimization/38926
29244 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29245 with the correct value id to a value.
29246 (do_regular_insertion): Use the value number of edoubleprime
29247 for the value number of the expr.
29250 2008-08-21 Richard Guenther <rguenther@suse.de>
29252 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29253 a PHI ask VN if it is already available.
29254 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29255 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29257 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29259 PR middle-end/38934
29260 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29261 set to varying whenever max has TREE_OVERFLOW set, similarly
29262 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29264 2009-01-28 Richard Guenther <rguenther@suse.de>
29266 PR middle-end/38908
29267 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29268 uninitialized aggregate uses in call arguments.
29270 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29272 PR tree-optimization/38984
29273 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29274 the nothing_id variable if -fno-delete-null-pointer-checks.
29276 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29279 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29280 (set_got_offset_rex64): Ditto.
29282 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29285 * doc/extend.texi: Improve local variable with asm reg.
29287 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29289 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29290 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29291 was not supplied then set warn_packed_bitfield_compat to the
29292 default value of 1.
29293 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29296 2009-01-27 Richard Guenther <rguenther@suse.de>
29298 PR tree-optimization/38503
29299 * cfgexpand.c (expand_gimple_basic_block): Ignore
29300 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29301 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29302 variables that cannot have TBAA applied.
29303 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29306 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29308 PR middle-end/38969
29309 * calls.c (initialize_argument_information): Do not wrap complex
29310 arguments in SAVE_EXPR.
29312 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29314 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29315 (INSTALL_LIBGCC): Revert typo commit.
29317 2009-01-26 Richard Guenther <rguenther@suse.de>
29319 PR tree-optimization/38745
29320 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29321 from special handling.
29323 2009-01-26 Richard Guenther <rguenther@suse.de>
29325 PR tree-optimization/38745
29326 * tree-ssa.c (execute_update_addresses_taken): Do not include
29327 variables that cannot possibly be a register in not_reg_needs.
29328 Do not clear TREE_ADDRESSABLE on vars that may not become
29330 * tree-ssa.c (update_alias_info_1): Include those in the set
29331 of addressable vars.
29333 2009-01-26 Richard Guenther <rguenther@suse.de>
29335 PR middle-end/38851
29336 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29337 * tree-ssa-dse.c: Include langhooks.h
29338 (execute_simple_dse): Remove stores with zero size.
29340 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29343 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29346 2009-01-24 Julian Brown <julian@codesourcery.com>
29348 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29349 config/arm/linux-atomic.c.
29350 * config/arm/linux-atomic.c: New.
29352 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29354 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29355 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29356 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29358 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29361 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29364 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29366 PR tree-optimization/38953
29367 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29368 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29369 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29370 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29373 2009-01-24 Paul Brook <paul@codesourcery.com>
29375 * config/arm/neon.md (neon_type): Move to arm.md.
29376 (neon_mov<VSTRUCT>): Add neon_type attribute.
29377 * config/arm/arm.md (neon_type): Move to here.
29378 (conds): Add "unconditioal" and use as default for NEON insns.
29380 2009-01-24 Ben Elliston <bje@au.ibm.com>
29382 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29383 void *' warning from -Wc++-compat.
29384 * Makefile.in (dominance.o-warn): Remove.
29386 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29388 PR tree-optimization/38932
29389 * fold-const.c (fold_unary_ignore_overflow): New.
29390 * tree.h (fold_unary_ignore_overflow): Declare.
29391 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29392 * tree-ssa-sccvn.c (visit_reference_op_load,
29393 simplify_unary_expression): Likewise.
29395 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29397 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29398 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29399 regardless of their type.
29400 * c-common.c (handle_packed_attribute): Don't ignore packed on
29402 * c.opt (Wpacked-bitfield-compat): New warning option.
29403 * stor-layout.c (place_field): Warn if offset of a field changed.
29404 * doc/extend.texi (packed): Mention the ABI change.
29405 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29406 (Warning Options): Add it to the list.
29408 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29410 * c-opts.c (c_common_post_options): Fix a typo in comments.
29412 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29414 PR middle-end/38615
29415 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29416 variables to static.
29417 * doc/invoke.texi (-fmerge-all-constants): Update description.
29419 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29422 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29423 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29425 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29427 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29429 (LOCAL_ALIGNMENT): Similarly.
29431 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29432 Joseph Myers <joseph@codesourcery.com>
29434 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29435 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29436 * config/arm/arm-tune.md: Regenerate.
29437 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29440 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29442 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29443 version number to five.
29445 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29448 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29449 * c-common.c (set_underlying_type): Likewise.
29450 (is_typedef_decl ): Likewise
29452 (set_underlying_type): Likewise.
29453 (is_typedef_type): Likewise.
29455 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29457 PR middle-end/38587
29458 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29461 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29464 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29465 (LIBGCC_SPEC): Don't define.
29466 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29468 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29470 PR rtl-optimization/38879
29471 * alias.c (base_alias_check): Unaligned access via AND address can
29472 alias all surrounding object types except those with sizes equal
29473 or wider than the size of unaligned access.
29475 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29478 * c-decl.c (clone_underlying_type): Move this ...
29479 * c-common.c (set_underlying_type): ... here.
29480 Also, make sure the function properly sets TYPE_STUB_DECL() on
29481 the newly created typedef variant type.
29482 (is_typedef_decl ): New entry point.
29483 * tree.h: Added a new member member_types_needing_access_check to
29484 struct tree_decl_non_common.
29485 (set_underlying_type): New entry point.
29486 (is_typedef_type): Likewise.
29488 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29490 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29491 Check whether two instructions have memory references that
29492 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29493 are helper functions for traversing.
29494 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29495 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29496 not to draw dependency edge for instructions with non-conflicting
29499 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29502 * longlong.h: Update copyright years. Use soft-fp license notice.
29503 Sync __clz_tab declaration with glibc.
29505 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29508 * doc/extend.texi (syscall_linkage): New.
29509 (version_id): Modify.
29511 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29512 Richard Guenther <rguenther@suse.de>
29514 PR tree-optimization/38747
29515 PR tree-optimization/38748
29516 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29517 conversion if the base address is an indirect reference and the
29518 aliasing sets could cause issues.
29520 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29522 * common.opt (fgraphite, fgraphite-identity): Add comment for
29523 explaining why these options are not documented.
29525 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29527 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29528 gimple_call_lhs is NULL.
29530 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29533 * emit-rtl.c (adjust_address_1): Make sure memref is never
29536 2009-01-20 Ben Elliston <bje@au.ibm.com>
29538 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29539 const qualifier from arg parameter. Remove unnecessary cast to char *.
29540 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29541 const qualifier from arg 2.
29543 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29545 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29547 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29550 * rtl.h (reinit_regs): New prototype.
29551 * regclass.c: Include ira.h.
29552 (reinit_regs): New.
29553 * Makefile.in (regclass.o): Add ira.h.
29554 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29556 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29559 * c-common.c (handle_aligned_attribute): Use
29560 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29561 default alignment value.
29563 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29565 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29566 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29568 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29569 __BIGGEST_ALIGNMENT__.
29571 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29573 2009-01-18 Richard Guenther <rguenther@suse.de>
29575 PR tree-optimization/38819
29576 * tree-flow.h (operation_could_trap_helper_p): Declare.
29577 * tree-eh.c (operation_could_trap_helper_p): Export.
29578 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29579 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29580 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29581 are about to insert a possibly trapping instruction and fail
29584 2009-01-18 Andreas Schwab <schwab@suse.de>
29586 * doc/install.texi (Configuration): Remove obsolete paragraph
29587 about use of --with-gnu-ld with --with-gnu-as.
29589 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29591 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29592 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29593 Follow spelling conventions.
29595 2009-01-18 Ben Elliston <bje@au.ibm.com>
29597 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29598 C++ warning about implicit conversion from void * to struct
29600 (bitmap_obstack_free): Likewise for bitmap_element *.
29601 * Makefile.in (bitmap.o-warn): Remove.
29603 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29605 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29607 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29608 Tobias Grosser <tobi.grosser@amd.com>
29610 * graphite.c (graphite_trans_scop_block): Do not block single
29613 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29615 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29616 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29617 test with assertion.
29619 2009-01-16 Richard Guenther <rguenther@suse.de>
29621 PR tree-optimization/38835
29622 PR middle-end/36227
29623 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29624 and INT + PTR -> (INT)(PTR p+ INT) folding.
29625 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29627 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29630 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29631 the subreg from a lowpart subreg if it is also casting the value.
29633 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29634 Tobias Grosser <tobi.grosser@amd.com>
29636 * graphite.c (compare_prefix_loops): New.
29637 (build_scop_canonical_schedules): Rewritten.
29638 (graphite_transform_loops): Move build_scop_canonical_schedules
29639 after build_scop_iteration_domain.
29641 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29642 Tobias Grosser <tobi.grosser@amd.com>
29644 * graphite.c (add_conditions_to_domain): Add the loops to
29645 the dimension of the iteration domain. Do copy the domain
29646 only when it exists.
29647 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29648 (add_conditions_to_constraints): New.
29649 (can_generate_code_stmt, can_generate_code): Removed.
29650 (gloog): Do not call can_generate_code.
29651 (graphite_transform_loops): Call add_conditions_to_constraints
29652 after building the iteration domain.
29654 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29656 PR tree-optimization/38789
29657 * tree-ssa-threadedge.c
29658 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29659 __builtin_constant_p.
29661 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29663 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29664 examined before deleting them.
29666 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29668 * function.c (aggregate_value_p): Correctly extract the function
29669 type from CALL_EXPR_FN lookup.
29671 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29673 * config/picochip/picochip.c (picochip_override_options): Revert
29674 CFI asm flag disable commited previously.
29676 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29677 Tobias Grosser <tobi.grosser@amd.com>
29678 Jan Sjodin <jan.sjodin@amd.com>
29680 * graphite.c (scan_tree_for_params): On substractions negate
29681 all the coefficients of the term.
29682 (clast_to_gcc_expression_red): New. Handle reduction expressions
29683 of more than two operands.
29684 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29685 (get_vdef_before_scop): Handle also the case of default definitions.
29687 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29689 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29690 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29691 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29693 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29694 Joey Ye <joey.ye@intel.com>
29696 PR middle-end/37843
29697 * cfgexpand.c (expand_stack_alignment): Don't update stack
29698 boundary nor check incoming stack boundary here.
29699 (gimple_expand_cfg): Update stack boundary and check incoming
29700 stack boundary here.
29702 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29704 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29706 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29708 PR rtl-optimization/38245
29709 * calls.c (expand_call): Add stack arguments to
29710 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29711 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29712 in regs and partially in memory or BLKmode arguments.
29713 (emit_library_call_value_1): Add stack arguments to
29714 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29715 ACCUMULATE_OUTGOING_ARGS).
29716 * dce.c: Include tm_p.h.
29717 (find_call_stack_args): New function.
29718 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29720 (mark_insn): Call find_call_stack_args for CALL_Ps.
29721 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29722 forwards. Allocate and free arg_stores bitmap if needed, pass it
29723 down to deletable_insn_p, don't mark stores set in arg_stores
29724 bitmap, clear the bitmap at the beginning of each bb.
29725 * Makefile.in (dce.o): Depend on $(TM_P_H).
29727 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29730 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29731 to make sure the insn is a conditional test (bug 22599). Reformat a
29734 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29736 PR middle-end/38431
29737 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29738 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29739 (gloog): Do not call cleanup_tree_cfg.
29740 (graphite_transform_loops): Call cleanup_tree_cfg after all
29741 scops have been code generated.
29743 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29744 * doc/gty.texi (Invoking the garbage collector): Added new node
29745 and section documenting ggc_collect.
29747 2009-01-14 Richard Guenther <rguenther@suse.de>
29749 PR tree-optimization/38826
29750 PR middle-end/38477
29751 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29752 initialization notes only if we actually emitted a warning.
29753 (intra_create_variable_infos): Add constraints for a result decl
29754 that is passed by hidden reference.
29755 (build_pred_graph): Mark all related variables non-direct on
29758 2009-01-14 Nick Clifton <nickc@redhat.com>
29760 * ira-conflicts.c: Include addresses.h for the definition of
29762 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29763 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29765 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29768 * Makefile.in (ira-lives.o): Add except.h.
29770 * ira-lives.c: Include except.h.
29771 (process_bb_node_lives): Process can_throw_internal.
29773 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29775 PR rtl-optimization/38774
29776 * combine.c (simplify_set): When undoing cc_use change, don't do
29777 PUT_CODE on the newly created comparison, but instead put back the
29780 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29782 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29783 values. Remove duplicate arm8 entry.
29785 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29787 PR tree-optimization/38786
29788 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29789 the SSA_NAME case of expand_scalar_variables_expr.
29790 Set the type of an expression to the type of its assign statement.
29791 (expand_scalar_variables_expr): Also gather the scalar computation
29792 used to index the memory access. Do not pass loop_p.
29793 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29794 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
29795 the gimple_stmt_iterator where it inserts new code.
29796 Do not pass loop_p.
29797 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29798 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29800 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29802 * graphite.h (debug_value): Removed.
29803 * graphite.c (debug_value): Removed.
29805 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29807 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29808 ldrd/strd with two 32-bit instructions.
29810 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29812 * config/arm/arm.c (struct processors): Pass for speed down into
29813 cost helper functions.
29814 (const_ok_for_op): Handle COMPARE and inequality nodes.
29815 (arm_rtx_costs_1): Rewrite.
29816 (arm_size_rtx_costs): Update prototype.
29817 (arm_rtx_costs): Pass speed down to helper functions.
29818 (arm_slowmul_rtx_costs): Rework cost calculations.
29819 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29820 (arm_9e_rtx_costs): Likewise.
29822 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29824 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29825 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29826 (alpha_legitimize_address): Do not split local symbols wider than
29827 UNITS_PER_WORD into HIGH/LO_SUM parts.
29829 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29832 * gcc.c (process_command): Replace call to execvp with calls
29833 to pex_one and exit.
29835 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29838 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29839 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29840 variant for devices with 3-byte PC.
29841 (__tablejump_elpm__): New.
29843 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29846 * c-parser.c (c_parser_postfix_expression): Allow `->' in
29847 offsetof member-designator, handle it as `[0].'.
29849 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29851 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
29852 function when not using named sections on targets with named sections
29853 if branch distance is less than 262132.
29855 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
29857 * combine.c (combine_instructions): Recompute
29858 optimize_this_for_speed_p for each BB in the main combine loop.
29860 2009-01-12 Tomas Bily <tbily@suse.cz>
29863 * tree-loop-distribution.c (prop_phis): New function.
29864 (generate_builtin): Call prop_phis.
29866 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29868 PR tree-optimization/38807
29869 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29870 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29872 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29874 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29875 subreg of op0 to the original op0.
29877 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29879 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29881 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29884 * mips-tfile.c (parse_def): Fix parsing of def strings
29885 starting with digits.
29887 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29890 * config/arm/arm.c (arm_is_long_call_p): Don't call
29891 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29893 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29895 * regrename.c (regrename_optimize): Fix dumping.
29896 (find_oldest_value_reg): Preserve REG_POINTER.
29897 (copy_hardreg_forward_1): Likewise.
29899 2009-01-09 Diego Novillo <dnovillo@google.com>
29901 * gimple.h (struct gimple_statement_base) <uid>: Document
29902 the restrictions on its use.
29903 (gimple_uid): Tidy.
29904 (gimple_set_uid): Tidy.
29906 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29908 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29909 zero guard even if align_bytes != 0 and count is smaller than
29912 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29914 PR rtl-optimization/38495
29915 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29916 (add_range_and_copies_from_move_list): Print all added ranges.
29917 Add ranges to memory optimized destination.
29919 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29923 * config/i386/i386.c (override_options): Reject
29924 -mstringop-strategy=rep_8byte with -m32.
29925 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29926 to 1. Do count comparison against epilogue_size_needed at compile
29927 time even when count_exp was constant forced into register. For
29928 size_needed don't jump to epilogue, instead just avoid aligning
29929 and invoke the body algorithm. If need_zero_guard, add zero guard
29930 even if count is non-zero, but smaller than size_needed + number of
29931 bytes that could be stored for alignment.
29932 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29933 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29934 but smaller than size_needed + number of bytes that could be stored
29935 for alignment. Compare size_needed with epilogue_size_needed instead
29936 of desired_align - align, don't adjust size_needed, pass
29937 epilogue_size_needed to the epilogue expanders.
29940 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29942 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29944 * pa.c (last_address): Change to unsigned.
29945 (update_total_code_bytes): Change argument to unsigned. Don't
29946 check if insn addresses are set.
29947 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29948 addresses are not set.
29949 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29951 2009-01-09 Nick Clifton <nickc@redhat.com>
29953 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29954 DECL_DECLARED_INLINE_P.
29956 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29958 PR middle-end/38347
29959 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29960 GET_MODE (op0) in operand_subword_force calls.
29962 PR middle-end/38771
29963 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29964 fold_convert arg0 operands to TREE_TYPE (op0) first.
29966 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29968 * params.def (ira-max-conflict-table-size): Decrease default value
29971 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29973 PR tree-optimization/37031
29974 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29976 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29977 allocate it using gc instead of heap, use VEC_quick_push instead of
29979 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29980 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29981 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29982 allocated vector from heap allocated.
29983 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29984 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29985 vector only after perfect_loop_nest_depth call.
29987 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29988 Jan Sjodin <jan.sjodin@amd.com>
29990 PR tree-optimization/38559
29991 * graphite.c (debug_value, copy_constraint,
29992 swap_constraint_variables, scale_constraint_variable, ): New.
29993 (get_lower_bound, get_upper_bound): Removed.
29994 (graphite_trans_bb_strip_mine): Clean up this code that works
29995 only for constant number of iterations. Fully copy upper and
29996 lower bound constraints, not only the constant part of them.
29997 * graphite.h (debug_value): Declared.
29999 2009-01-08 Ira Rosen <irar@il.ibm.com>
30001 PR tree-optimization/37194
30002 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30003 Don't add the cost of cost model guard in prologue to scalar
30004 outside cost in case of known number of iterations.
30006 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30007 Alan Modra <amodra@bigpond.net.au>
30009 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30010 non-word-aligned REG+CONST addressing.
30012 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30015 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30016 free_after_compilation when outputting a thunk.
30017 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30018 Do not call free_after_compilation here.
30020 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30022 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30023 (ix86_valid_target_attribute_inner_p): Ditto.
30025 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30027 PR tree-optimization/38492
30028 PR tree-optimization/38498
30029 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30030 * tree-chrec.h (scev_is_linear_expression): Declared.
30031 * graphite.c (graphite_cannot_represent_loop_niter): New.
30032 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30033 (graphite_loop_normal_form): Use gcc_assert.
30034 (scan_tree_for_params): Use CASE_CONVERT.
30035 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30036 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30037 Use gcc_assert. Discard scops that contain unhandled cases.
30038 (build_scop_conditions): Return a boolean status for unhandled cases.
30039 (strip_mine_profitable_p): Print the loop number, not its depth.
30040 (is_interchange_valid): Pass the depth of the loop nest, don't
30041 recompute it wrongly.
30042 (graphite_trans_bb_block): Same.
30043 (graphite_trans_bb_block): Print tentative of loop blocking.
30044 (graphite_trans_scop_block): Do not print that the loop has been
30046 (graphite_transform_loops): Do not handle scops that contain condition
30049 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30051 AVX Programming Reference (December, 2008)
30052 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30053 (_mm256_stream_pd): Likewise.
30054 (_mm256_stream_ps): Likewise.
30056 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30057 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30058 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30059 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30060 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30061 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30062 (ix86_expand_special_args_builtin): Likewise.
30064 * config/i386/sse.md (AVXMODEDI): New.
30065 (avx_movnt<mode>): Likewise.
30066 (avx_movnt<mode>): Likewise.
30067 (<sse>_movnt<mode>): Remove AVX support.
30068 (sse2_movntv2di): Likewise.
30070 2009-01-07 Richard Guenther <rguenther@suse.de>
30072 PR middle-end/38751
30073 * fold-const.c (extract_muldiv): Remove obsolete comment.
30074 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30075 to PLUS_EXPR canonicalization for the canonicalization.
30077 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30079 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30080 hosted cross-compilers generating less efficient code.
30082 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30084 * function.h (rtl_data): Add a dbr_scheduled_p field.
30085 * reorg.c (dbr_schedule): Set it.
30086 (gate_handle_delay_slots): Check it.
30087 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30088 (mips_reorg): Check flag_delayed_branch instead of
30089 mips_base_delayed_branch.
30090 (mips_override_options): Don't set mips_base_delayed_branch
30091 or flag_delayed_branch.
30093 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30095 PR rtl-optimization/38426.
30096 * ira.c (ira): Set current_function_is_leaf earlier.
30098 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30100 PR rtl-optimization/38722
30101 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30102 too early, only set a flag and modify after last possible
30105 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30108 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30109 * real.c (decimal_single_format): Correct values of emin and emax.
30110 (decimal_double_format): Ditto.
30111 (decimal_quad_format): Ditto.
30112 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30113 computation of DECnn_MIN and DECnn_MAX for corrected values of
30114 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30115 __DECnn_MIN__, and adjust its computation for the corrected value
30118 2009-01-06 Jan Hubicka <jh@suse.cz>
30121 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30123 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30125 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30126 Add Robert Clark to the list of testers.
30128 2009-01-06 Jan Hubicka <jh@suse.cz>
30129 Kai Tietz <kai.tietz@onevision.com>
30131 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30132 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30134 2009-01-06 Jan Hubicka <jh@suse.cz>
30135 Kai Tietz <kai.tietz@onevision.com>
30137 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30139 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30140 (ix86_nsaved_regs): Count only general purpose regs.
30141 (ix86_nsaved_sseregs): New.
30142 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30143 to 16 for w64; compute padding and size of sse reg save area.
30144 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30145 general purpose regs.
30146 (ix86_emit_save_sse_regs_using_mov): New.
30147 (ix86_expand_prologue): Save SSE regs if needed.
30148 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30149 (ix86_emit_restore_sse_regs_using_mov): New.
30150 (ix86_expand_epilogue): Save SSE regs if needed.
30152 2009-01-06 Jan Hubicka <jh@suse.cz>
30153 Kai Tietz <kai.tietz@onevision.com>
30155 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30156 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30157 functions when accumulate outgoing args is off.
30159 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30162 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30163 before using pseudos_have_intersected_live_ranges_p.
30165 * ira-int.h (ira_assert): Always define.
30167 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30169 AVX Programming Reference (December, 2008)
30170 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30171 (_mm256_permute2_pd): Likewise.
30172 (_mm_permute2_ps): Likewise.
30173 (_mm256_permute2_ps): Likewise.
30174 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30175 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30177 * config/i386/i386.c (ix86_builtins): Remove
30178 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30179 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30180 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30181 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30182 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30183 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30184 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30185 __builtin_ia32_vpermil2ps256.
30186 (ix86_init_mmx_sse_builtins): Updated.
30187 (ix86_expand_args_builtin): Likewise.
30189 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30191 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30192 long absolute calls when generating PA 2.0 code.
30194 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30196 PR rtl-optimization/38583
30197 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30199 * params.def (ira-max-conflict-table-size): New.
30201 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30203 * ira.h (ira_conflicts_p): New external definition.
30205 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30206 table. Report this. Return result of building.
30207 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30208 building conflict table.
30210 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30211 (ira_color): Use ira_conflicts_p.
30213 * global.c: Include ira.h.
30214 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30217 * Makefile.in (global.o): Add ira.h.
30219 * ira-build.c (mark_all_loops_for_removal,
30220 propagate_some_info_from_allocno): New.
30221 (remove_unnecessary_allocnos): Call
30222 propagate_some_info_from_allocno.
30223 (remove_low_level_allocnos): New.
30224 (remove_unnecessary_regions): Add parameter. Call
30225 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30226 parameter to remove_unnecessary_regions.
30227 (ira_build): Remove all regions but root if the conflict table was
30228 not built. Update conflict hard regs for allocnos crossing calls.
30230 * ira.c (ira_conflicts_p): New global.
30231 (ira): Define and use ira_conflicts_p.
30233 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30234 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30235 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30237 2009-01-06 Ben Elliston <bje@au.ibm.com>
30239 * gengtype-lex.l (YY_NO_INPUT): Define.
30241 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30244 * c-common.c (handle_vector_size_attribute): Also reject
30245 BOOLEAN_TYPE types.
30247 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30249 PR tree-optimization/38492
30250 * graphite.c (rename_map_elt, debug_rename_elt,
30251 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30252 rename_map_elt_info, eq_rename_map_elts,
30253 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30254 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30255 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30256 (sese_build_livein_liveouts): New.
30257 (new_sese, free_sese): New.
30258 (new_scop): Call new_sese.
30259 (free_scop): Call free_sese.
30260 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30261 (register_old_new_names): Renamed register_old_and_new_names.
30262 (register_scop_liveout_renames, add_loop_exit_phis,
30263 insert_loop_close_phis, struct igp,
30264 default_liveout_before_guard, add_guard_exit_phis,
30265 insert_guard_phis, copy_renames): New.
30266 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30267 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30268 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30269 (scop_adjust_phis_for_liveouts): New.
30270 (gloog): Call scop_adjust_phis_for_liveouts.
30272 * graphite.h (struct sese): Documented. Added fields liveout,
30273 num_ver and livein.
30274 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30275 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30276 (struct scop): Added field liveout_renames.
30277 (SCOP_LIVEOUT_RENAMES): New.
30279 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30281 PR tree-optimization/38510
30282 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30283 (translate_clast): Call recompute_all_dominators before
30285 (gloog): Call recompute_all_dominators before graphite_verify.
30287 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30288 Jan Sjodin <jan.sjodin@amd.com>
30290 PR tree-optimization/38500
30291 * graphite.c (create_sese_edges): Call fix_loop_structure after
30294 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30296 * config.gcc: Add m32r*-*-rtems*.
30297 * config/m32r/rtems.h: New file.
30299 2009-01-05 Ben Elliston <bje@au.ibm.com>
30301 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30302 (.po.pox): Likewise.
30303 (po/gcc.pot): Likewise.
30305 2009-01-04 David S. Miller <davem@davemloft.net>
30307 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30308 (STARTING_FRAME_OFFSET): Always set to zero.
30310 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30312 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30313 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30314 fixed-point types, and vectors of the same.
30316 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30318 * config/mips/sync.md (*mb_barrier): Rename to...
30319 (*memory_barrier): ...this.
30321 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30323 * doc/extend.texi (Function Attributes): Move @cindex after @item
30324 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30325 and put in alphabetical order. Fix 'target' name and put in order.
30326 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30329 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30331 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30332 (memory_barrier): Expand as unspec instead of unspec_volatile.
30333 Remove mem:BLK from insn operands. Use Pmode scratch register.
30334 (*memory_barrier): Define as unspec instead of unspec_volatile.
30335 Use (match_dup 0) as input operand.
30337 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30338 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30339 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30340 scratch register. Remove operand 1.
30341 (*stbar): Define as unspec instead of unspec_volatile.
30342 Use (match_dup 0) as input operand, remove (const_int 8).
30343 (*membar): Define as unspec instead of unspec_volatile.
30344 Use (match_dup 0) as input operand, remove input operand 2.
30346 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30347 (memory_barrier): Expand as unspec instead of unspec_volatile.
30348 Remove mem:BLK from insn operands. Use Pmode scratch register.
30349 (*memory_barrier): Define as unspec instead of unspec_volatile.
30350 Use (match_dup 0) as input operand.
30352 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30353 Remove mem:BLK from insn operands. Use Pmode scratch register.
30354 Set volatile flag on operand 0.
30355 (*memory_barrier): New insn pattern.
30357 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30359 (*memory_barrier): Use (match_dup 0) as input operand.
30361 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30362 Remove mem:BLK from insn operands. Use Pmode scratch register.
30363 Set volatile flag on operand 0.
30364 (*mb_internal): New insn pattern.
30366 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30368 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30370 PR middle-end/38586
30371 * function.c (struct temp_slot): Move to the section of the file
30372 that deals with temp slots. Remove field 'address'.
30373 (temp_slot_address_table): New hash table of address -> temp slot.
30374 (struct temp_slot_address_entry): New struct, items for the table.
30375 (temp_slot_address_compute_hash, temp_slot_address_hash,
30376 temp_slot_address_eq, insert_temp_slot_address): Support functions
30378 (find_temp_slot_from_address): Rewrite to use the new hash table.
30379 (remove_unused_temp_slot_addresses): Remove addresses of temp
30380 slots that have been made available.
30381 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30382 worker function for remove_unused_temp_slot_addresses.
30383 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30384 Add the temp slot address to the address -> temp slot map.
30385 (update_temp_slot_address): Update via insert_temp_slot_address.
30386 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30387 (pop_temp_slots): Likewise.
30388 (init_temp_slots): Allocate the address -> temp slot map, or empty
30389 the map if it is already allocated.
30390 (prepare_function_start): Initialize temp slot processing.
30392 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30394 PR middle-end/38584
30395 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30396 Calculate the size of all stack vars assuming no packing of stack
30397 vars will happen, replacing a quadratic algorithm with a linear one.
30399 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30402 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30405 2009-01-03 Diego Novillo <dnovillo@google.com>
30407 * doc/contrib.texi: Update contributions.
30409 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30412 * builtins.c (fold_builtin_memory_op): Give up if either operand
30413 is volatile. Set srctype or desttype to non-qualified version
30417 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30418 and FUNCTION_DECLs.
30420 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30422 PR rtl-optimization/35805
30423 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30424 problem if fast dce is able to remove any instructions.
30425 * dce.c (dce_process_block): Fix dump message.
30427 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30430 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30432 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30434 PR middle-end/38690
30435 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30436 * tree-pretty-print.c (op_code_prio): New function.
30437 (op_prio): No longer static. Use op_code_prio.
30438 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30439 Use op_prio and op_code_prio to determine if () should be
30440 printed around operand(s) or not.
30442 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30443 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30444 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30445 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30446 pp_character instead of pp_string for single letter printing.
30448 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30450 * doc/extend.texi: Fix '#pragma GCC option' typo.
30452 2009-01-02 Richard Guenther <rguenther@suse.de>
30454 * doc/install.texi (--enable-checking): Mention different
30455 default for stage1.
30456 (--enable-stage1-checking): Document.
30458 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30460 PR middle-end/30142
30461 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30462 case to be an error.
30464 2009-01-02 Ben Elliston <bje@au.ibm.com>
30466 * config/fp-bit.h (pack_d): Constify argument.
30467 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30468 (isnan): Constify argument.
30470 (iszero): Likewise.
30471 (pack_d): Likewise.
30472 (_fpadd_parts): Constify return type.
30473 (_fpmul_parts): Likewise.
30474 (_fpdiv_parts): Likewise.
30476 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30479 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30480 warn about overwriting initializer with side-effects or
30481 -Woverride-init if !IMPLICIT.
30482 (output_init_element): Likewise. Pass IMPLICIT down to
30484 (process_init_element): Add IMPLICIT argument. Pass it down
30485 to output_init_element.
30486 (push_init_element, pop_init_level, set_designator): Adjust
30487 process_init_element callers.
30488 (set_nonincremental_init, set_nonincremental_init_from_string):
30489 Adjust add_pending_init callers.
30490 (output_pending_init_elements): Adjust output_init_element callers.
30491 * c-tree.h (process_init_element): Adjust prototype.
30492 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30493 process_init_element callers.
30496 Copyright (C) 2009 Free Software Foundation, Inc.
30498 Copying and distribution of this file, with or without modification,
30499 are permitted in any medium without royalty provided the copyright
30500 notice and this notice are preserved.