1 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3 PR rtl-optimization/41812
6 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8 * df-problems.c (df_md_scratch): New.
9 (df_md_alloc, df_md_free): Allocate/free it.
10 (df_md_local_compute): Only include live registers in init.
11 (df_md_transfer_function): Prune the in-set computed by
12 the confluence function, and the gen-set too.
14 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
16 PR rtl-optimization/39715
17 * combine.c (simplify_comparison): Use extensions to
18 widen comparisons. Try an ANDing first.
20 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
22 PR rtl-optimization/40741
23 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
24 a small constant is cheap.
25 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
27 (xorsi3): Likewise, and split the XOR if the constant is complex
28 and not in Thumb mode.
30 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
32 * expmed.c (emit_store_flag): Check costs before
33 transforming to the opposite representation.
35 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
37 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
38 cstore result to DImode.
40 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
42 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
43 inside the unspec vector.
45 2009-10-27 Richard Henderson <rth@redhat.com>
47 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
49 2009-10-27 Richard Henderson <rth@redhat.com>
52 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
53 eh_region_may_contain_throw; update users.
54 (eh_region_may_contain_throw): New function.
55 (lower_catch): Check flag_exceptions before creating exception region.
56 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
57 (lower_cleanup): Tidy existing flag_exceptions check to match.
59 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
62 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
63 * config/i386/mingw.opt: Add fset-stack-executable.
64 * config/i386/i386.c (ix86_trampoline_init): Make call to
65 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
66 defined and its value is not zero.
69 2009-10-27 Richard Guenther <rguenther@suse.de>
71 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
72 handle calls to externally visible functions like in regular mode.
73 (create_variable_info_for): Do not create function infos here.
74 (have_alias_info): Remove write-only variable.
75 (solve_constraints): New function split out from common code
76 in compute_points_to_sets and ipa_pta_execute.
77 (compute_points_to_sets): Adjust.
78 (ipa_pta_execute): Likewise. Handle clones and externally visible
79 functions like in non-IPA mode.
81 2009-10-27 Jakub Jelinek <jakub@redhat.com>
84 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
87 2009-10-27 Richard Guenther <rguenther@suse.de>
89 * tree-complex.c (expand_complex_div_wide): Check for
90 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
92 2009-10-27 Revital Eres <eres@il.ibm.com>
94 PR tree-optimization/40648
95 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
96 Change decision of when to peel for alignment.
98 2009-10-27 Richard Guenther <rguenther@suse.de>
101 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
103 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
106 * fold-const.c (fold_binary_loc): Do not call
107 protected_set_expr_location.
109 2009-10-27 Wei Guozhi <carrot@google.com>
112 * target.h (have_conditional_execution): Add a new target hook
114 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
115 * targhooks.h (default_have_conditional_execution): Likewise.
116 * targhooks.c (default_have_conditional_execution): Likewise.
117 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
118 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
119 (arm_have_conditional_execution): New function.
120 * ifcvt.c (noce_process_if_block, find_if_header,
121 cond_exec_find_if_block, dead_or_predicable): Change the usage of
122 macro HAVE_conditional_execution to a target hook call.
123 * recog.c (peephole2_optimize): Likewise.
124 * sched-rgn.c (add_branch_dependences): Likewise.
125 * final.c (asm_insn_count, final_scan_insn): Likewise.
126 * bb-reorder.c (HAVE_conditional_execution): Remove it.
128 2009-10-26 Ben Elliston <bje@au.ibm.com>
129 Michael Meissner <meissner@linux.vnet.ibm.com>
130 Ulrich Weigand <uweigand@de.ibm.com>
132 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
133 * config/spu/spu_cache.h: New file.
135 * config/spu/cachemgr.c: New file.
136 * config/spu/cache.S: New file.
138 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
139 (ADDR_SPACE_EA): Define.
140 (TARGET_ADDR_SPACE_KEYWORDS): Define.
141 * config/spu/spu.c (EAmode): New macro.
142 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
143 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
144 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
145 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
146 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
147 (TARGET_ADDR_SPACE_CONVERT): Likewise.
148 (TARGET_ASM_SELECT_SECTION): Likewise.
149 (TARGET_ASM_UNIQUE_SECTION): Likewise.
150 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
151 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
152 (ea_symbol_ref): New function.
153 (spu_legitimate_constant_p): Handle __ea qualified addresses.
154 (spu_addr_space_legitimate_address_p): New function.
155 (spu_addr_space_legitimize_address): Likewise.
156 (cache_fetch): New global.
157 (cache_fetch_dirty): Likewise.
158 (ea_alias_set): Likewise.
159 (ea_load_store): New function.
160 (ea_load_store_inline): Likewise.
161 (expand_ea_mem): Likewise.
162 (spu_expand_mov): Handle __ea qualified memory references.
163 (spu_addr_space_pointer_mode): New function.
164 (spu_addr_space_address_mode): Likewise.
165 (spu_addr_space_subset_p): Likewise.
166 (spu_addr_space_convert): Likewise.
167 (spu_section_type_flags): Handle "._ea" section.
168 (spu_select_section): New function.
169 (spu_unique_section): Likewise.
170 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
171 and __EA64__ predefined macros.
172 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
173 -matomic-updates switches.
175 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
176 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
177 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
178 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
179 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
180 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
181 $(T)cache128k.o): Likewise.
182 ($(T)libgcc_%.a): Likewise.
184 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
185 * config/spu/spu.opt (-mea32/-mea64): Add switches.
186 (-maddress-space-conversion): Likewise.
187 (-mcache-size=): Likewise.
188 (-matomic-updates): Likewise.
189 * doc/invoke.texi (-mea32/-mea64): Document.
190 (-maddress-space-conversion): Likewise.
191 (-mcache-size=): Likewise.
192 (-matomic-updates): Likewise.
194 2009-10-26 Ben Elliston <bje@au.ibm.com>
195 Michael Meissner <meissner@linux.vnet.ibm.com>
196 Ulrich Weigand <uweigand@de.ibm.com>
198 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
200 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
201 defined, add the named address space keywords.
202 (c_addr_space_name): New function.
203 (complete_array_type): Preserve named address space.
204 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
205 instead of targetm.valid_pointer_mode.
207 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
208 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
209 (ADDR_SPACE_KEYWORD): New macro.
210 (c_addr_space_name): Add prototype.
212 * c-tree.h (struct c_declspecs): Add address_space member.
213 (declspecs_add_addrspace): Add prototype.
215 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
217 * c-parser.c (c_parse_init): Add assertion.
218 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
219 (c_lex_one_token): Handle address space keywords.
220 (c_token_starts_typename): Likewise.
221 (c_token_starts_declspecs): Likewise.
222 (c_parser_declspecs): Likewise.
223 (c_parser_postfix_expression_after_paren_type): Diagnose compound
224 literal within function qualified with named address space.
226 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
227 address space qualifiers.
228 (shadow_tag_warned): Warn about useless address space qualifiers.
229 (quals_from_declspecs): Handle address space qualifiers.
230 (grokdeclarator): Likewise.
231 (build_null_declspecs): Likewise.
232 (declspecs_add_addrspace): New function.
234 * c-typeck.c (addr_space_superset): New function.
235 (qualify_type): Handle named address spaces.
236 (composite_type): Likewise.
237 (common_pointer_type): Likewise.
238 (comp_target_types): Likewise.
239 (build_conditional_expr): Likewise.
240 (handle_warn_cast_qual): Likewise.
241 (build_c_cast): Likewise.
242 (convert_for_assignment): Likewise.
243 (build_binary_op): Likewise.
244 (pointer_diff): Handle named address spaces. Use intermediate
245 integer type of sufficient size if required.
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 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
252 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
253 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
255 * target.h (struct target_def): Add pointer_mode, address_mode,
256 and valid_pointer_mode to addr_space substructure.
257 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
258 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
259 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
260 (TARGET_ADDR_SPACE_HOOKS): Add them.
261 * targhooks.c (target_default_pointer_address_modes_p): New function.
262 * target.h (target_default_pointer_address_modes_p): Add prototype.
263 * targhooks.c (default_addr_space_pointer_mode): New function.
264 (default_addr_space_address_mode): Likewise.
265 (default_addr_space_valid_pointer_mode): Likewise.
266 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
267 (default_addr_space_address_mode): Likewise.
268 (default_addr_space_valid_pointer_mode): Likewise.
269 * output.h (default_valid_pointer_mode): Move to ...
270 * targhooks.h (default_valid_pointer_mode): ... here.
271 * varasm.c (default_valid_pointer_mode): Move to ...
272 * targhooks.c (default_valid_pointer_mode): ... here.
274 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
275 instead of targetm.valid_pointer_mode.
277 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
278 * tree.c (integer_pow2p): Likewise.
279 (tree_log2): Likewise.
280 (tree_floor_log2): Likewise.
281 (signed_or_unsigned_type_for): Support pointer type of different size.
282 (int_or_pointer_precision): New function.
283 * tree.h (int_or_pointer_precision): Add prototype.
284 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
285 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
286 incoming pointer type instead of POINTER_SIZE.
288 * tree.c (build_pointer_type): Use appropriate pointer mode
290 (build_reference_type): Likewise.
291 * expr.c (store_expr): Likewise.
292 (expand_expr_addr_expr): Likewise.
293 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
294 * cfgexpand.c (expand_debug_expr): Likewise.
296 * auto-inc-dec.c: Include "target.h".
297 (try_merge): Use appropriate address mode instead of Pmode.
298 (find_inc): Likewise.
299 * combine.c (find_split_point): Likewise.
300 * cselib.c (cselib_record_sets): Likewise.
301 * dse.c (replace_inc_dec): Likewise.
302 (canon_address): Likewise.
303 * var-tracking.c (replace_expr_with_values): Likewise.
304 (count_uses): Likewise.
305 (add_uses): Likewise.
306 (add_stores): Likewise.
307 * emit-rtl.c: Include "target.h".
308 (adjust_address_1): Use appropriate address mode instead of Pmode.
309 (offset_address): Likewise.
310 * explow.c (break_out_memory_refs): Likewise.
311 (memory_address_addr_space): Likewise.
312 (promote_mode): Likewise.
313 * expr.c (move_by_pieces): Likewise.
314 (emit_block_move_via_loop): Likewise.
315 (store_by_pieces): Likewise.
316 (store_by_pieces_1): Likewise.
317 (expand_assignment): Likewise.
318 (store_constructor): Likewise.
319 (expand_expr_addr_expr): Likewise.
320 (expand_expr_real_1): Likewise.
321 * cfgexpand.c (expand_debug_expr): Likewise.
322 * ifcvt.c (noce_try_cmove_arith): Likewise.
323 * regcprop.c (kill_autoinc_value): Likewise.
324 * regmove.c (try_auto_increment): Likewise.
325 * reload.c (find_reloads): Likewise.
326 (find_reloads_address): Likewise.
327 (find_reloads_address_1): Likewise.
328 * sched-deps.c: Include "target.h".
329 (sched_analyze_1): Use appropriate address mode instead of Pmode.
330 (sched_analyze_2): Likewise.
331 * sel-sched-dump.c: Include "target.h".
332 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
333 * stor-layout.c (layout_type): Likewise.
334 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
335 (multiplier_allowed_in_address_p): Likewise.
336 (get_address_cost): Likewise.
337 * varasm.c (make_decl_rtl): Likewise.
339 * expr.c (expand_assignment): Always convert offsets to appropriate
341 (store_expr): Likewise.
342 (store_constructor): Likewise.
343 (expand_expr_real_1): Likewise.
345 * reload.h (form_sum): Add MODE argument.
346 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
347 Update recursive calls.
348 (subst_indexed_address): Update calls to form_sum.
350 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
351 * tree-ssa-address.c: Include "target.h".
352 (templates): Replace by ...
353 (mem_addr_template_list): ... this new vector.
354 (TEMPL_IDX): Handle address space numbers.
355 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
356 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
357 instead of global cache. Update call to gen_addr_rtx.
358 (valid_mem_ref_p): Update call to addr_for_mem_ref.
359 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
361 * rtl.h (convert_memory_address_addr_space): Add prototype.
362 (convert_memory_address): Define as macro.
363 * explow.c (convert_memory_address): Rename to ...
364 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
365 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
366 Update recursive calls.
367 (memory_address_addr_space): Call convert_memory_address_addr_space.
368 * expmed.c (make_tree): Likewise.
369 * expr.c (expand_assignment): Likewise.
370 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
371 (expand_expr_addr_expr): Likewise. Also, update call.
373 * alias.c (find_base_value): Guard pointer size optimizations.
374 (find_base_term): Likewise.
375 * rtlanal.c (nonzero_bits1): Likewise.
376 (num_sign_bit_copies1): Likewise.
377 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
379 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
380 (emit-rtl.o): Likewise.
381 (auto-inc-dec.o): Likewise.
382 (sched-deps.o): Likewise.
384 2009-10-26 Ben Elliston <bje@au.ibm.com>
385 Michael Meissner <meissner@linux.vnet.ibm.com>
386 Ulrich Weigand <uweigand@de.ibm.com>
388 * doc/extend.texi (Named Address Spaces): New section.
389 * coretypes.h (addr_space_t): New type.
390 (ADDR_SPACE_GENERIC): New define.
391 (ADDR_SPACE_GENERIC_P): New macro.
393 * doc/tm.texi (Named Address Spaces): New section.
394 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
395 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
396 (TARGET_ADDR_SPACE_SUBSET_P): Document.
397 (TARGET_ADDR_SPACE_CONVERT): Document.
398 * target.h (struct gcc_target): Add addr_space substructure.
399 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
400 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
401 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
402 (TARGET_ADDR_SPACE_CONVERT): Likewise.
403 (TARGET_ADDR_SPACE_HOOKS): Likewise.
404 (TARGET_INITIALIZER): Initialize addr_space hooks.
405 * targhooks.c (default_addr_space_legitimate_address_p): New function.
406 (default_addr_space_legitimize_address): Likewise.
407 (default_addr_space_subset_p): Likewise.
408 (default_addr_space_convert): Likewise.
409 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
410 (default_addr_space_legitimize_address): Likewise.
411 (default_addr_space_subset_p): Likewise.
412 (default_addr_space_convert): Likewise.
414 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
415 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
416 (MEM_ADDR_SPACE): New macro.
417 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
418 address space memory attribute.
419 (mem_attrs_htab_hash): Handle address space memory attribute.
420 (mem_attrs_htab_eq): Likewise.
421 (set_mem_attributes_minus_bitpos): Likewise.
422 (set_mem_alias_set): Likewise.
423 (set_mem_align): Likewise.
424 (set_mem_expr): Likewise.
425 (set_mem_offset): Likewise.
426 (set_mem_size): Likewise.
427 (adjust_address_1): Likewise.
428 (offset_address): Likewise.
429 (widen_memoy_address): Likewise.
430 (get_spill_slot_decl): Likewise.
431 (set_mem_attrs_for_spill): Likewise.
432 (set_mem_addr_space): New function.
433 * emit-rtl.h (set_mem_addr_space): Add prototype.
434 * print-rtl.c (print_rtx): Print address space memory attribute.
435 * expr.c (expand_assignment): Set address space memory attribute
436 of generated MEM RTXes as appropriate.
437 (expand_expr_real_1): Likewise.
438 * cfgexpand.c (expand_debug_expr): Likewise.
439 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
441 * tree.h (struct tree_base): Add address_space bitfield. Reduce
442 size of "spare" bitfield.
443 (TYPE_ADDR_SPACE): New macro.
444 (ENCODE_QUAL_ADDR_SPACE): Likewise.
445 (DECODE_QUAL_ADDR_SPACE): Likewise.
446 (CLEAR_QUAL_ADDR_SPACE): Likewise.
447 (KEEP_QUAL_ADDR_SPACE): Likewise.
448 (TYPE_QUALS): Encode type address space.
449 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
450 * tree.c (set_type_quals): Set type address space.
451 (build_array_type): Inherit array address space from element type.
452 * print-tree.c (print_node_brief): Print type address space.
453 (print_node): Likewise.
454 * tree-pretty-print.c (dump_generic_node): Likewise.
456 * explow.c (memory_address): Rename to ...
457 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
458 Use address-space aware variants of memory address routines.
459 * recog.c (memory_address_p): Rename to ...
460 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
461 Use address-space aware variants of memory address routines.
462 (offsettable_address_p): Rename to ...
463 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
464 Use address-space aware variants of memory address routines.
465 * reload.c (strict_memory_address_p): Rename to ...
466 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
467 Use address-space aware variants of memory address routines.
468 (maybe_memory_address_p): Rename to ...
469 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
470 Use address-space aware variants of memory address routines.
471 * expr.h (memory_address_addr_space): Add prototype.
472 (memory_address): Define as macro.
473 * recog.h (memory_address_addr_space_p): Add prototype.
474 (memory_address_p): Define as macro.
475 (offsettable_address_addr_space_p): Add prototype.
476 (offsettable_address_p): Define as macro.
477 (strict_memory_address_addr_space_p): Add prototype.
478 (strict_memory_address_p): Define as macro.
480 * combine.c (find_split_point): Use address-space aware variants
481 of memory address routines.
482 * emit-rtl.c (operand_subword): Likewise.
483 (change_address_1): Likewise.
484 (adjust_address_1): Likewise.
485 (offset_address): Likewise.
486 * expr.c (emit_move_insn): Likewise.
487 (expand_assignment): Likewise.
488 (expand_expr_real_1): Likewise.
489 * recog.c (verify_changes): Likewise.
490 (general_operand): Likewise.
491 (offsettable_memref_p): Likewise.
492 (offsettable_nonstrict_memref_p): Likewise.
493 (constrain_operands): Likewise.
494 * reload.c (get_secondary_mem): Likewise.
495 (find_reloads_toplev): Likewise.
496 (find_reloads_address): Likewise.
497 (find_reloads_subreg_address): Likewise.
498 * reload1.c (reload): Likewise.
499 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
500 * rtl.h (address_cost): Add ADDRSPACE argument.
501 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
502 aware variant of memory address routines.
503 * loop-invariant.c (create_new_invariant): Update address_cost call.
504 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
505 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
506 Use address-space aware variant of memory address routines.
507 (propagate_rtx_1): Update call to should_replace_address.
508 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
510 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
511 ADDRSPACE argument. Use per-address-space instead of global cache.
512 Use address-space aware variant of memory address routines.
513 (get_address_cost): Likewise.
514 (get_computation_cost_at): Update calls.
515 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
516 Use address-space aware variant of memory address routines.
517 (create_mem_ref_raw): Update call to valid_mem_ref_p.
518 (most_expensive_mult_to_index): Update call to
519 multiplier_allowed_in_address_p.
521 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
522 attribute to indicate named address spaces.
524 * varasm.c (get_variable_section): DECLs in named address spaces
527 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
528 for addresses in a non-generic address space.
530 * expr.c (emit_block_move_hints): Do not use libcalls for
531 memory in non-generic address spaces.
532 (clear_storage_hints): Likewise.
533 (expand_assignment): Likewise.
535 * fold-const.c (operand_equal_p): Expressions refering to different
536 address spaces are not equivalent.
538 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
539 spaces are not equivalent.
540 (rtx_equal_p): Likewise.
541 * cse.c (exp_equiv_p): Likewise.
542 * jump.c (rtx_renumbered_equal_p): Likewise.
543 * reload.c (operands_match_p): Likewise.
545 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
546 address spaces may alias.
547 (true_dependence): Likewise.
548 (canon_true_dependence): Likewise.
549 (write_dependence_p): Likewise.
551 * dse.c (canon_address): Handle named address spaces.
552 * ifcvt.c (noce_try_cmove_arith): Likewise.
554 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
555 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
556 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
557 to handle conversions between different address spaces.
558 * fold-const.c (fold_convert_loc): Likewise.
559 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
560 * tree-pretty-print.c (dump_generic_node): Likewise.
561 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
562 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
563 * tree-inline.c (estimate_operator_cost): Likewise.
564 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
565 to different address spaces are not useless.
567 2009-10-26 Jakub Jelinek <jakub@redhat.com>
570 * cfgcleanup.c (trivially_empty_bb_p): New function.
571 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
574 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
575 add_name_and_src_coords_attributes, gen_namespace_die,
576 dwarf2out_set_name): Handle dwarf2_name returning NULL.
578 2009-10-26 Nick Clifton <nickc@redhat.com>
580 * config.gcc: Add support for RX target.
581 * config/rx: New directory.
582 * config/rx/constraints.md: New file.
583 * config/rx/predicates.md: New file.
584 * config/rx/rx.c: New file.
585 * config/rx/rx.h: New file.
586 * config/rx/rx.md: New file.
587 * config/rx/rx.opt: New file.
588 * config/rx/rx-protos.h: New file.
589 * config/rx/t-rx: New file.
590 * doc/extend.texi: Document RX function attributes.
591 * doc/invoke.texi: Document RX specific command line options.
592 * doc/contrib.texi: Document RX contribution.
593 * doc/md.texi: Document RX constraints.
594 * doc/install.texi: Document RX support.
596 2009-10-26 Michael Matz <matz@suse.de>
598 PR tree-optimization/41783
599 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
600 case for simple diamonds.
601 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
602 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
603 argument, use alias oracle to skip some vdefs.
604 (phi_translate_1): Change call to above, don't allocate new
605 value ids if they can stay the same.
606 (compute_avail): Allow vuse walking when looking up references.
608 2009-10-26 Richard Guenther <rguenther@suse.de>
610 PR tree-optimization/41826
611 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
612 access to re-allocated vector fields.
614 2009-10-26 Richard Guenther <rguenther@suse.de>
616 * graphite-sese-to-poly.c (check_poly_representation): Fix
617 compile without checking.
619 2009-10-26 Janus Weil <janus@gcc.gnu.org>
622 * gimple.h (tree_annotate_all_with_location): Remove prototype.
623 * gimplify.c (tree_should_carry_location_p,
624 tree_annotate_one_with_location,tree_annotate_all_with_location):
625 Remove obsolete functions.
627 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
630 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
632 2009-10-25 Richard Guenther <rguenther@suse.de>
634 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
635 Stream DECL_RESTRICTED_P.
636 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
638 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
640 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
641 a note when expanding to nothing.
643 2009-10-25 Richard Guenther <rguenther@suse.de>
646 * tree.c (find_decls_types_r): Deal with Java overloading
647 BINFO_VIRTUALS for its own purpose.
649 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
651 * config/mips/predicates.md (hilo_operand): New predicate.
652 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
653 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
654 splitter part from here ...:
655 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
656 op0 and op4 to match the DINS case.
657 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
659 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
662 * avr.md (QIDI): Add new mode iterator.
663 (sbrx_branch<mode>): Create new zero extract bit, test and jump
664 patterns for all QI thru DI modes combinations.
665 (sbrx_and_branch<mode>): Create new and based bit test and jump
666 patterns for QI thru SI modes.
667 avr.c (avr_out_sbxx_branch): Use only bit number.
669 2009-10-24 Jan Hubicka <jh@suse.cz>
671 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
673 (analyze_function): When analyzing noreturn nothrow call, do not
674 compute written stats; free bitmaps of vars early if possible.
675 (generate_summary): Only update bitmaps if computed.
676 (propagate): Only dump bitmaps if computed.
677 (ipa_reference_read_summary): Fix pasto.
679 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
681 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
682 (aliasing_component_refs_p): ...this. Return true if there is no
683 common base and the base access types have the same alias set.
684 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
685 (indirect_refs_may_alias_p): Likewise.
687 2009-10-23 Joseph Myers <joseph@codesourcery.com>
690 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
691 a C_MAYBE_CONST_EXPR.
693 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
696 * config/rs6000/rs6000.c (struct machine_function): Add
697 vsx_or_altivec_used_p to record if vector types are used.
698 (rs6000_expand_to_rtl_hook): Rename from
699 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
700 any vector operations, so if there are, we can set VRSAVE to
701 non-zero when only floating point vector registers are used.
702 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
703 (rs6000_check_vector_mode): Inner function to check if vector
704 types are used in the code.
705 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
706 vector instructions are used.
708 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
709 Indicate that VSX registers which overlap floating point
710 registers, can't be used across a call, since the ABI only states
711 the scalar part of the register will be saved and restored.
713 2009-10-23 Joseph Myers <joseph@codesourcery.com>
716 * alias.c (get_alias_set): Call langhook before returning 0 for
717 types with structural equality.
718 * c-common.c (c_common_get_alias_set): Use alias set of element
719 type for arrays with structural comparison.
721 2009-10-23 Richard Guenther <rguenther@suse.de>
724 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
725 gimple_call_nothrow_p.
727 2009-10-23 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/41778
730 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
731 redundancy along a path in the CFG we want to optimize for speed
732 is going to be removed.
733 (execute_pre): Do partial-PRE only if the function is to be
735 (gate_pre): Do not turn off all of PRE when not optimizing a
738 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
740 * builtins.c (fold_builtin_cabs): Use validate_arg().
741 (fold_builtin_cexp): Fix if-logic.
742 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
744 2009-10-22 Jeff Law <law@redhat.com>
746 * ira-lives.c (process_single_reg_class_operands): Update the
747 hard reg costs for all the hard registers desired by the
748 single reg class operand.
750 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
752 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
753 for rtxes that aren't handled specially.
755 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
757 * rtl.h (shallow_copy_rtvec): Declare.
758 * rtl.c (shallow_copy_rtvec): New function.
759 * cselib.c (cselib_subst_to_values): Use it. Only modify an
760 rtx field if the subrtx has changed.
762 2009-10-22 Anatoly Sokolov <aesok@post.ru>
764 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
765 (m32c_function_value): Make static, add new 'outgoing' argument.
766 (m32c_libcall_value): Make static, add new 'fun' argument.
767 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
768 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
769 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
770 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
771 (m32c_function_value, m32c_libcall_value): Delete declaration.
773 2009-10-22 Diego Novillo <dnovillo@google.com>
775 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
777 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
779 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
782 2009-10-22 Richard Guenther <rguenther@suse.de>
784 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
785 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
786 (lto_symtab_merge): Do not merge cgraph nodes here.
787 (lto_symtab_resolve_can_prevail_p): Simplify.
788 (lto_symtab_resolve_symbols): Store cgraph node.
789 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
790 functions from the symtab.
791 (lto_symtab_merge_cgraph_nodes_1): New function.
792 (lto_symtab_merge_cgraph_nodes): Likewise.
794 2009-10-22 Richard Guenther <rguenther@suse.de>
797 * lto-streamer-out.c (lto_output_location): Stream the
799 * lto-streamer-in.c (lto_input_location): Likewise.
801 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
803 * cfgloopmanip.c (duplicate_subloops): Export.
804 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
805 (transform_to_exit_first_loop): Duplicate bbs starting from
806 header up to loop->latch instead of exit->src.
807 Initialize control variable to the correct number of iterations.
808 (gather_scalar_reductions): Do not register double reductions.
809 (parallelize_loops): Dump which loop is tested.
810 Indicate whether the parallelized loop is inner or not.
811 Remove the innermost-loop requirement.
812 * cfgloop.h (duplicate_subloops): Export.
813 * tree-cfg.c (add_phi_args_after_redirect): New function.
814 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
815 Call duplicate_subloops.
816 Update number of iterations at the exit condition.
817 Don't redirect nexits always to the loop exit.
818 Redirect copied edges from latch to the loop exit.
820 2009-10-22 Jan Hubicka <jh@suse.cz>
822 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
824 * ipa-inline.c (cgraph_mark_inline_edge,
825 cgraph_decide_inlining_of_small_function,
826 cgraph_decide_inlining, inline_read_summary): Disable indirect
827 inlining for WPA for time being.
829 PR tree-optimize/40556
830 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
832 2009-10-22 Richard Guenther <rguenther@suse.de>
834 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
835 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
837 2009-10-22 Jan Hubicka <jh@suse.cz>
840 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
842 (check_call): Handle only indirect calls.
843 (propagate_bits): Update comment.
844 (write_node_summary_p): Turn bogus check to assert.
845 (ipa_reference_write_summary): Stream calls_read_all properly.
846 (ipa_reference_read_summary): Stream in calls_read_all properly.
847 (read_write_all_from_decl): New function.
848 (propagate): Handle OVERWRITABLE nodes and external calls here.
849 * ipa-pre-const.c (check_call): In IPA mode handle indirect
851 (analyze_function): Do not check visibility here.
852 (add_new_function): We summary OVERWRITABLE too.
853 (generate_summary): Stream OVERWRITABLE nodes too.
854 (propagate): Handle external calls and OVERWRITABLE nodes here.
855 (local_pure_const): Check visibility here.
857 2009-10-22 Jan Hubicka <jh@suse.cz>
859 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
860 (pass_ipa_cp): Register them.
861 (ipcp_init_stage): Analyze all functions for whopr/lto.
862 (ipcp_propagate_stage): Skip external calls.
863 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
864 * ipa-reference.c (write_node_summary_p): Fix thinko about
866 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
867 when in ltrans, skip executing of ipa passes since everything
869 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
870 (inline_generate_summary): Likewise.
871 (inline_read_summary): New function.
872 (inline_write_summary): New function.
873 (pass_ipa_inline): Register new hooks.
874 * ipa-prop.c: Inlcude lto-streamer.h
875 (ipa_edge_args_vector): Update declaration.
876 (ipa_count_arguments, ipa_compute_jump_functions,
877 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
878 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
879 ipa_read_node_info): New static functions.
880 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
881 (duplicate_array): Use xmalloc.
882 (duplicate_ggc_array): New.
883 (ipa_edge_duplication_hook): Use it.
884 (ipa_update_after_lto_read): New function.
885 * ipa-prop.h (ipa_prop_write_jump_functions,
886 ipa_prop_read_jump_functions): Declare.
887 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
888 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
889 (ipa_edge_args_vector): Move into GGC.
890 (ipa_check_create_edge_args): Update.
891 (ipa_update_after_lto_read): New.
892 * passes.c (ipa_write_summaries_1): When in wpa, do not write
894 (ipa_read_summaries): When in ltrans, so not read summaries.
895 * lto-streamer.c (lto_get_section_name): Add
896 LTO_section_jump_functions.
897 * lto-streamer.h (LTO_section_jump_functions): New section.
898 (produce_asm): Declare.
899 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
900 * lto-streamer-out.c (produce_asm): Export.
901 * lto-streamer-in.c: Include tree-pass.h
902 (input_function): Free dominance info when done.
903 (lto_read_body): Push ipa_inline in ltrans stage.
904 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
905 * Makefile.in (GTFILES): Add ipa-prop.h
907 2009-10-22 Matthias Klose <doko@ubuntu.com>
909 * doc/install.texi: Document --enable-browser-plugin.
911 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
913 * doc/invoke.texi (fira-loop-pressure): Update default value.
914 * opts.c (decode_options): Remove default value setting for
915 flag_ira_loop_pressure.
916 * config/ia64/ia64.c (ia64_override_options): Set
917 flag_ira_loop_pressure up for -O3.
918 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
920 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
922 PR tree-optimization/41497
923 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
924 chrec_dont_know if the evolution function returned by follow_ssa_edge
925 is constant in the analyzed loop and is not compatible with the
926 initial value before the loop.
927 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
929 2009-10-21 Joseph Myers <joseph@codesourcery.com>
931 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
933 2009-10-21 Jakub Jelinek <jakub@redhat.com>
936 * doc/invoke.texi: Document -print-multi-os-directory.
938 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
941 * gcc/config/darwin10.h: Use default_emit_unwind_label.
942 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
943 when darwin_emit_unwind_label is used.
945 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
947 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
950 2009-10-20 Richard Henderson <rth@redhat.com>
952 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
953 before emit_post_landing_pad.
955 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
957 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
958 Use when calling rtx_costs.
959 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
960 global optimize_size. Pass speed to mips_binary_cost.
962 2009-10-20 Jakub Jelinek <jakub@redhat.com>
964 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
967 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
969 * rtl.h (simplify_replace_fn_rtx): Declare.
970 (wrap_constant, unwrap_constant): Delete.
971 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
972 (expand_debug_expr): Don't call wrap_constant.
973 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
974 (auto_adjust_pair): Fold into...
975 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
976 Just return a new value.
977 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
978 otherwise use simplify_replace_rtx.
979 * cselib.c (wrap_constant): Reinstate old definition.
980 (cselib_expand_value_rtx_1): Don't wrap constants.
981 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
982 simplify_replace_rtx.
983 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
984 * reload1.c (reload): Skip all uses for an insn before adjusting it.
985 Use simplify_replace_rtx.
986 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
988 (simplify_replace_rtx): ...here. Turn into a wrapper for
989 simplify_replace_fn_rtx.
990 (simplify_unary_operation): Don't unwrap CONSTs.
991 * var-tracking.c (check_wrap_constant): Delete.
992 (vt_expand_loc_callback): Don't call it.
993 (vt_expand_loc): Likewise.
995 2009-10-20 Pascal Obry <obry@adacore.com>
996 Eric Botcazou <ebotcazou@adacore.com>
998 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1000 2009-10-20 Michael Matz <matz@suse.de>
1002 * loop-invariant.c (create_new_invariant): Use different magic number.
1004 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1007 * arm.c (arm_override_options): Forcibly disable hot/cold block
1010 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1013 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1016 2009-10-20 Richard Guenther <rguenther@suse.de>
1018 * ggc-page.c: Include cfgloop.h.
1019 (struct max_alignment): Drop long double, add void *.
1020 (extra_order_size_table): Add low non-power-of-two multiples
1021 of MAX_ALIGNMENT. Drop small type-based entries, add
1022 tree_type, cgraph_node and loop.
1023 * alloc-pool.c (struct allocation_object_def): Drop long double
1026 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1029 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1030 referenced just in DEBUG_INSNs.
1032 2009-10-20 Richard Guenther <rguenther@suse.de>
1035 * gimple.c (gimple_register_type): Make sure we register
1036 the types main variant first.
1038 2009-10-20 Richard Guenther <rguenther@suse.de>
1040 * gimple.c (gimple_types_compatible_p): Simplify. Move
1041 cheap checks before hashtable queries. Add checks for
1042 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1044 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1046 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1047 without size or with size that can't be represented as a host integer.
1049 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1051 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1052 the removal of a debug stmt as a significant change.
1054 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1056 * config/s390/s390.md: Added agen condition to operand
1057 forwarding bypasses. Added bypass for early address generation
1058 use of int results. Updated comments.
1060 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1062 * config/i386/i386.c: Remove signal.h #include.
1064 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1066 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1067 * doc/rtl.texi: Document ss_abs.
1069 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1071 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1072 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1073 instead of C_LEX_RAW_STRINGS.
1074 (lex_string): Handle CPP_UTF8STRING.
1075 * c-parser.c (c_parser_postfix_expression): Likewise.
1076 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1077 (C_LEX_STRING_NO_JOIN): ... this.
1079 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1081 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1082 cris_function_value_regno_p): New functions.
1083 (cris_promote_function_mode): Update comment.
1084 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1085 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1086 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1087 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1089 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1091 * unwind-dw2.c (execute_stack_op): Fix operand order for
1092 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1094 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1096 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1097 (lower_stmt) <GIMPLE_BIND>: Add comment.
1098 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1100 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1101 Otherwise lower it and set cannot_fallthru to true.
1102 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1103 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1104 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1105 to true for a noreturn call. Do not remove statements.
1106 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1107 Set cannot_fallthru to false on function exit.
1108 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1109 <GIMPLE_ASSIGN>: Remove.
1111 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1113 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1115 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1117 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1118 next/prev_active_insn to skip DEBUG_INSNs as well.
1120 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1122 * config/arm/arm.c (output_move_neon): Use DImode in call to
1125 2009-10-19 Matthias Klose <doko@ubuntu.com>
1128 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1130 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1132 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1134 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1137 * optabs.c (expand_binop): Make mode of shift count expression mode
1138 of shift count not target.
1141 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1143 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1144 case. Force using values to replace references within the statement.
1145 (convert_local_reference_stmt): Likewise.
1147 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1149 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1150 remove a subsequent GOTO or RETURN statement.
1152 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1154 * config/avr.md (*movqi): Add zero as equally preferable constraint
1155 as general register.
1158 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1160 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1162 2009-10-17 Richard Guenther <rguenther@suse.de>
1164 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1166 2009-10-17 Richard Guenther <rguenther@suse.de>
1168 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1169 operands in COMPONENT_REFs.
1171 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1173 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1174 if not defined. Change type of second argument to const_rtx.
1175 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1177 * targhooks.h (default_libcall_value): Update prototype.
1178 * target.h (struct gcc_target): Change type of second argument of
1179 libcall_value to const_rtx.
1180 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1182 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1183 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1185 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1188 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1189 * cgraphunit.c (cgraph_optimize): Call it.
1190 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1191 (dwarf2out_assembly_start): ... here. New hook.
1192 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1193 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1195 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1196 * sdbout.c (sdb_debug_hooks): Likewise.
1197 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1198 (vmsdbgout_assembly_start): New hook.
1200 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1202 * rtl.h (RTL_LOCATION): Fix typo.
1204 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1206 * print-rtl.c (print_rtx): Print locators in asm_operands
1209 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1212 * sched-deps.c (depl_on_debug_p): New.
1213 (attach_dep_link): Reject debug deps before nondebug deps.
1214 (add_to_deps_list): Insert debug deps after nondebug deps.
1215 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1217 (sd_add_dep): Do not reject debug deps.
1218 (add_insn_mem_dependence): Don't count debug deps.
1219 (remove_from_deps): Likewise.
1220 (sched_analyze_2): Set up mem deps on debug insns.
1221 (sched_analyze_insn): Record reg uses for deps on debug insns.
1222 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1223 try_ready nondebug insn after debug insn.
1224 * ddg.c (create_ddg_dep_from_intra_loop_link,
1225 create_ddg_dep_no_link): Don't reject debug deps.
1227 2009-10-16 Richard Guenther <rguenther@suse.de>
1229 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1230 (maybe_merge_incomplete_and_complete_type): Likewise.
1231 (lto_symtab_merge): Do not call them. Do not warn for
1232 complete vs. incomplete compatible types.
1233 (lto_symtab_merge_decls_2): Simplify.
1234 * gimple.c (gimple_force_type_merge): Remove.
1235 (gimple_types_compatible_p): Make it static.
1236 * gimple.h (gimple_force_type_merge): Remove.
1237 (gimple_types_compatible_p): Likewise.
1239 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1241 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1242 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1244 2009-10-16 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/41728
1247 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1248 if fold_stmt did anything.
1250 2009-10-16 Richard Guenther <rguenther@suse.de>
1253 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1254 (maybe_fixup_handled_component): New function.
1255 (input_gimple_stmt): Fixup mismatched decl replacements.
1257 2009-10-16 Richard Guenther <rguenther@suse.de>
1260 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1261 the same as VAR_DECL.
1263 2009-10-16 Richard Guenther <rguenther@suse.de>
1265 * gimple.c (iterative_hash_gimple_type): For integer types
1266 also hash their minimum and maximum values and the string flag.
1267 For array types hash their domain and the string flag.
1269 2009-10-16 Richard Guenther <rguenther@suse.de>
1271 * gimple.c (gimple_types_compatible_p): Restrict completing
1272 types to record or unions. Simplify completion.
1273 Do not merge records or unions with different
1274 TYPE_STRUCTURAL_EQUALITY_P tag.
1275 (iterative_hash_gimple_type): Restrict non-recursing into
1276 pointer targets for records and unions.
1278 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1281 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1282 * dwarf2out.c (mem_loc_descriptor): Don't handle
1283 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1284 punt if it is not lowpart subreg or if inner mode isn't
1287 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1289 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1290 investigating previous or next insns.
1292 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1294 * tree-sra.c (build_ref_for_offset_1): Update comment.
1296 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1298 * config/s390/s390.md (atype): Added missing values.
1300 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1303 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1304 (casesi64p): Update pattern to reflect above.
1306 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1308 PR rtl-optimization/41697
1309 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1311 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1314 * config/rs6000/predicates.md: Update copyright year.
1315 * config/rs6000/altivec.md: Ditto.
1317 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1318 (MD_INCLUDES): Add a2.md.
1320 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1321 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1322 (builtin_classify): New static vector to classify various builtins
1323 to get the tree attributes correct.
1324 (def_builtin): Set the attributes of builtins based on what the
1325 builtin does (i.e. memory operation, floating point, saturation
1326 need special attributes, others are pure functions).
1328 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1330 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1331 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1332 RS6000_BUILTIN_COUNT.
1333 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1334 MAX_RS6000_BUILTINS.
1336 * config/rs6000/rs6000-builtin.def: New file that combines the
1337 builtin enumeration name and attributes.
1339 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/linux.h (ASM_SPEC): Add --32.
1343 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1345 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1346 and DW_TAG_template_alias.
1347 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1348 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1349 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1350 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1351 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1352 and DW_AT_GNU_odr_signature.
1353 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1354 DW_FORM_flag_present and DW_FORM_ref_sig8.
1355 (output_signature): Only print name on the first byte.
1356 (output_die): Likewise for dw_val_class_data8.
1358 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1360 * doc/invoke.texi: Clarify that most optimizations are not enabled
1363 2009-10-15 Richard Guenther <rguenther@suse.de>
1366 * gimple.c (compare_type_names_p): Handle anonymous names
1367 differently based on new mode argument.
1368 (gimple_types_compatible_p): For structs also compare the tags.
1369 (iterative_hash_type_name): Rename to ...
1370 (iterative_hash_name): ... this. Hash all names.
1371 (iterative_hash_gimple_type): Fix hashing the struct tag of
1372 pointer targets. Hash field decl names.
1374 2009-10-15 Richard Guenther <rguenther@suse.de>
1377 * gimple.c (gimple_get_alias_set): Avoid recursing on
1378 invalid type topology.
1380 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1382 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1384 2009-10-15 Richard Guenther <rguenther@suse.de>
1386 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1388 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1390 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1391 add --with-tune{,-32,-64} configured default for -mtune if explicit
1394 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1396 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1398 2009-10-14 DJ Delorie <dj@redhat.com>
1400 * config/h8300/h8300.c (F): New.
1402 (h8300_emit_stack_adjustment): Call them.
1404 (h8300_push_pop): Likewise.
1405 (h8300_expand_prologue): Likewise.
1406 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1407 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1408 (INCOMING_RETURN_ADDR_RTX): Define.
1409 (INCOMING_FRAME_SP_OFFSET): Define.
1410 (DWARF_CIE_DATA_ALIGNMENT): Define.
1412 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1414 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1415 fields in builtin structs.
1416 (finalize_record_size): Likewise.
1418 2009-10-14 Richard Guenther <rguenther@suse.de>
1420 * gimple.c (gtc_ob): New global.
1421 (struct type_pair_d): Replace pointers with type UIDs.
1422 (type_pair_hash): Adjust.
1423 (type_pair_eq): Likewise.
1424 (lookup_type_pair): Likewise. Allocate from an obstack.
1425 (gimple_force_type_merge): Adjust.
1426 (gimple_types_compatible_p): Likewise.
1427 (free_gimple_type_tables): Free the obstack.
1429 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1431 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1432 stmts setting DEBUG_EXPR_DECLs.
1434 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1435 Don't crash if mode1 is VOIDmode.
1437 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1439 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1440 * params.h (IRA_LOOP_RESERVED_REGS): New.
1441 * tree-pass.h (pass_subregs_of_mode_init,
1442 pass_subregs_of_mode_finish): Remove.
1443 * passes.c (pass_subregs_of_mode_init,
1444 pass_subregs_of_mode_finish): Remove.
1445 (pass_reginfo_init): Move before loop optimizations.
1446 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1447 * common.opt (fira-loop-pressure): New.
1448 * toplev.h (flag_ira_loop_pressure): New.
1449 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1450 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1451 Make external and void type functions.
1452 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1453 pass_subregs_of_mode_finish): Remove.
1454 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1455 * regmove.c: Include ira.h.
1456 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1457 register pressure calculation in loops.
1458 * loop-invariant.c: Include REGS_H and ira.h.
1459 (struct loop_data): New members max_reg_pressure, regs_ref, and
1461 (struct invariant): New member orig_regno.
1462 (curr_loop): New variable.
1463 (find_exits): Initialize regs_ref and regs_live.
1464 (create_new_invariant): Initialize orig_regno.
1465 (get_cover_class_and_nregs): New.
1466 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1467 array. Add code for flag_ira_loop_pressure.
1468 (gain_for_invariant): Make new_regs an array. Add code for
1469 flag_ira_loop_pressure.
1470 (best_gain_for_invariant): Ditto.
1471 (set_move_mark): New parameter gain. Use it for debugging output.
1472 (find_invariants_to_move): Make regs_needed and new_regs an array.
1473 Add code for flag_ira_loop_pressure.
1474 (move_invariant_reg): Set up orig_regno.
1475 (move_invariants): Set up reg classes for pseudos for
1476 flag_ira_loop_pressure.
1477 (free_loop_data): Clear regs_ref and regs_live.
1478 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1479 get_regno_cover_class, change_pressure, mark_regno_live,
1480 mark_regno_death, mark_reg_store, mark_reg_clobber,
1481 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1482 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1483 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1484 register pressure calculation in loops if new regs were added.
1485 Call finish_subregs_of_mode.
1486 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1487 * Makefile.in (loop-invariant.o): Add ira.h.
1489 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1491 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1493 2009-10-14 Richard Guenther <rguenther@suse.de>
1495 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1496 (lto_symtab_merge): ... here. Rewrite both to take the
1497 prevailing and a to-be-merged entry and to queue diagnostics properly.
1498 (lto_symtab_resolve_replaceable_p): New predicate for
1500 (lto_symtab_resolve_can_prevail_p): Likewise.
1501 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1502 handles merging commons by choosing the largest decl. Fold
1503 in code that gives ODR errors.
1504 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1506 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1507 case of no prevailing decl here. Diagnose mismatches
1508 in object types here. Drop all but the prevailing decls.
1509 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1510 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1511 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1513 2009-10-14 Richard Guenther <rguenther@suse.de>
1516 * lto-streamer-in.c (input_bb): Replace debug stmts with
1517 nops instead of dropping them.
1519 2009-10-14 Nick Clifton <nickc@redhat.com>
1521 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1522 in situations where it is being used as a minus symbol.
1523 * gcc/doc/tm.texi: Likewise.
1524 * gcc/doc/md.texi: Likewise.
1526 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1528 PR preprocessor/41543
1529 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1530 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1531 * tree.c: Include intl.h.
1532 (expand_location): Handle BUILTINS_LOCATION.
1533 * Makefile.in (tree.o): Depend on intl.h.
1536 * dwarf2out.c (dwarf2out_var_location): Always clear
1537 last_postcall_label when changing last_label.
1539 2009-10-14 Pascal Obry <obry@adacore.com>
1541 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1542 (process_command): Handle -E as done with -c and -S. Do not add
1543 the target executable suffix to the output file when -E is used.
1544 (main): Adjust error message accordingly.
1546 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1552 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1554 (tree_code_size): Likewise.
1556 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1558 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1559 * real.h (HAVE_mpc_arc): Define.
1561 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1563 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1564 (struct builtin_description): Add fndecl field.
1565 (bdesc): Remove const qualifier. Update initializer.
1566 (sh_media_init_builtins): Remove const qualifier for d. Record
1567 the result of add_builtin_function to the fndecl field.
1568 (sh_builtin_decl): New.
1569 (sh_media_builtin_decl): New.
1571 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1574 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1575 requests between special registers.
1577 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1579 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1581 2009-10-13 Richard Henderson <rth@redhat.com>
1583 PR tree-optimization/41377
1584 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1585 (cleanup_empty_eh_merge_phis): New change_region parameter;
1586 pass it on to redirect_eh_edge_1. Update callers.
1587 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1588 at the destination block.
1590 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
1592 * passes.c (register_pass): Replaced gcc_unreachable by
1593 fatal_error on failure. Mentions plugins in comments & messages.
1595 2009-10-13 Jakub Jelinek <jakub@redhat.com>
1598 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1599 * sched-vis.c (print_value): Use it.
1600 * cselib.c (cselib_hash_rtx): Likewise.
1601 * print-rtl.c (print_rtx): Likewise.
1602 * cfgexpand.c (expand_debug_rtx): Likewise.
1603 * var-tracking.c (vt_expand_loc_callback): Likewise.
1605 2009-10-13 Richard Guenther <rguenther@suse.de>
1608 * opts.c (handle_option): Split out code to handle setting
1609 the options flag var ...
1610 (set_option): ... here.
1611 * opts.h (set_option): Declare.
1612 * lto-opts.c (register_user_option_p): Include -fexceptions
1613 and all position independent code variants.
1614 (handle_common_option): Remove.
1615 (lto_reissue_options): Use set_option.
1617 2009-10-13 Martin Jambor <mjambor@suse.cz>
1619 PR tree-optimization/41661
1620 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1621 that are tcc_comparisons or do not change the type in any
1623 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1624 folding tcc_comparison operations.
1626 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1628 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1631 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1637 * tree.def (DEBUG_EXPR_DECL): New.
1638 * rtl.def (DEBUG_EXPR): New.
1639 * gengtype.c (adjust_field_rtx_def): Handle it.
1640 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1641 (insert_debug_temp_for_var_def): ... this. Drop support for
1642 moving. Take iterator for def stmt; insert debug stmt before it.
1643 Scan early for use count and kind in debug stmts.
1644 (propagate_defs_into_debug_stmts): Rename to...
1645 (insert_debug_temps_for_defs): ... this. Likewise.
1646 * tree.h (DEBUG_TEMP_UID): New.
1647 * tree.c (next_debug_decl_uid): New.
1648 (make_node_stat): Count debug decls separately.
1649 (copy_node_stat): Likewise.
1650 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1651 * var-tracking.c (dv_is_decl_p): Recognize it.
1652 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1653 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1654 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1655 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1656 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1657 (cselib_hash_rtx): Likewise.
1658 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1659 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1661 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1662 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1663 * rtl.c (copy_rtx): Likewise.
1664 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1665 * print-rtl.c (print_rtx): Likewise.
1666 * sched-vis.c (print_value): Likewise.
1667 (print_insn): Handle DEBUG_EXPR_DECL.
1668 * tree-dump.c (dequeue_and_dump): Likewise.
1669 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1670 * gimple-iterator (gsi_replace): Check for same lhs.
1671 (gsi_remove): Insert debug temps.
1672 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1673 (move_computations_stmt): Drop explicit propagation into debug stmts.
1674 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1675 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
1676 * tree-ssa-sink.c (statement_sink_location): Likewise.
1677 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
1678 * tree-ssanames.c (release_ssa_name): Adjust for rename.
1679 * tree-flow.h: Likewise.
1680 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
1681 debug temps without values.
1682 (eliminate_unnecessary_stmts): Don't discard just-inserted
1685 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1688 * config/cris/cris.md (andu): Check that operand 1 is one of the
1689 general registers. Fix typo in head comment.
1691 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1693 * config/i386/i386.md (vswapmov): New.
1694 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1695 (ix86_function_ms_hook_prologue): New.
1696 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1697 * configure.ac: Test for swap suffix support in as.
1698 * configure: Rebuild.
1700 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1703 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1704 paradoxical subregs to prevent partial register stalls if the inner
1705 mode is integer mode.
1707 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1711 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1714 * gcc/dwarf2out.c (template_parameter_pack_die,
1715 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1717 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1720 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1722 (maybe_register_def): Likewise. Take stmt iterator.
1723 (rewrite_update_stmt): Take stmt iterator and pass it on.
1724 (rewrite_update_enter_block): Pass stmt iterator.
1726 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1728 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
1729 (spu_builtin_decl): New function.
1731 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.md (SWIM): New mode iterator.
1734 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
1735 using SWIM mode iterator.
1736 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
1737 patterns using SWI48 mode iterator.
1738 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
1739 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
1740 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
1741 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
1742 patterns using SWI248 mode iterator.
1743 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
1744 gen_x86_movdicc_0_m1_rex64 for renamed function
1746 2009-10-11 Jose Ruiz <ruiz@adacore.com>
1747 Eric Botcazou <ebotcazou@adacore.com>
1750 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
1751 * config/sparc/sol2-unwind.h: New file.
1753 2009-10-11 Olivier Hainque <hainque@adacore.com>
1754 Eric Botcazou <ebotcazou@adacore.com>
1757 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1758 * config/i386/sol2-unwind.h: New file.
1760 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/i386.md (addsi_1_zext): Get the proper second
1766 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1768 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1769 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1772 2009-10-11 Richard Guenther <rguenther@suse.de>
1774 * gimple.c (iterative_hash_type_name): Do not handle special
1777 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1780 (*setcc_si_1_and): Ditto.
1781 (*setcc_si_1_movzbl): Ditto.
1782 (*setcc_<mode>_2): Ditto.
1783 (*setcc_qi): Rename from *setcc_1.
1784 (*setcc_qi_slp): Rename from *setcc_2.
1786 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1787 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1789 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1790 "if" condition, there is already assert with reload_completed present.
1792 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1794 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1796 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1798 * doc/install.texi (Final install): Refer to
1799 http://gcc.gnu.org/bugs/ for bug reporting.
1801 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1803 * configure.ac: Add test for dci instruction.
1804 * configure: Regenerate.
1805 * config.in: Likewise.
1806 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1807 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1808 (-mmulhw): Add 476 to description.
1809 (-mdlmzb): Likewise.
1810 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1811 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1812 (processor_target_table): Add 476 and 476fp entries.
1813 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1814 (rs6000_issue_rate): Add CPU_PPC476.
1815 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1816 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1817 (processor_type): Add PROCESSOR_PPC476.
1818 (EXTRA_SPECS): Add asm_cpu_476 string.
1819 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1820 (define_attr "cpu"): Add ppc476.
1822 Update comments for 476.
1823 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1824 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1825 Update copyright year.
1826 * config/rs6000/476.md: New file.
1827 * config/rs6000/40x.md: Add description for "isel" attribute.
1828 Update copyright year.
1829 * config/rs6000/440.md: Likewise.
1830 * config/rs6000/603.md: Likewise.
1831 * config/rs6000/6xx.md: Likewise.
1832 * config/rs6000/7450.md: Likewise.
1833 * config/rs6000/7xx.md: Likewise.
1834 * config/rs6000/8540.md: Likewise.
1835 * config/rs6000/cell.md: Likewise.
1836 * config/rs6000/e300c2c3.md: Likewise.
1837 * config/rs6000/e500mc.md: Likewise.
1838 * config/rs6000/mpc.md: Likewise.
1839 * config/rs6000/power4.md: Likewise.
1840 * config/rs6000/power5.md: Likewise.
1841 * config/rs6000/power6.md: Likewise.
1842 * config/rs6000/power7.md: Likewise.
1843 * config/rs6000/rios1.md: Likewise.
1844 * config/rs6000/rios2.md: Likewise.
1845 * config/rs6000/rs64.md: Likewise.
1847 2009-10-10 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/41654
1850 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1851 a cond expr before calling gimple_cond_set_condition_from_tree.
1852 (ifcombine_iforif): Likewise.
1854 2009-10-09 Ian Lance Taylor <iant@google.com>
1856 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1857 * configure: Rebuild.
1859 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1861 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1864 2009-10-09 Richard Guenther <rguenther@suse.de>
1867 * target-def.h (TARGET_BUILTIN_DECL): Define.
1868 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1869 * target.h (struct gcc_target): Add builtin_decl target hook.
1870 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1871 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1873 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1874 not gcc_unreachable.
1875 (lto_output_builtin_tree): Sorry if the target does not support
1876 streaming target builtins.
1877 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1878 (rs6000_builtin_decl): New function.
1879 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1880 (ix86_builtin_decl): New function.
1882 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1884 PR preprocessor/41445
1885 * c-ppoutput.c (do_line_change): New function.
1886 (cb_line_change): Use it.
1887 (scan_translation_unit): Call do_line_change if
1888 avoid_paste or PREV_WHITE and token location is on a different line
1889 than print.src_line.
1892 * dwarf2out.c (dwarf2out_init): Test whether
1893 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1896 PR rtl-optimization/41646
1897 * calls.c (expand_call): For BLKmode types returned in registers
1898 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1901 2009-10-09 Richard Guenther <rguenther@suse.de>
1903 PR tree-optimization/41634
1904 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1905 we remove the correct elements.
1906 (optimize_stmt): Make sure to update stmt operands before
1907 optimizing redundancies.
1909 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1911 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1913 2009-10-09 Richard Guenther <rguenther@suse.de>
1916 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1918 (lto_wrapper_exit): New function.
1920 (fatal_perror): Likewise.
1921 (fork_execute): Use global args_name, do not free it.
1922 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1923 * lto-streamer.h: Remove duplicate prototypes.
1925 2009-10-09 Richard Guenther <rguenther@suse.de>
1927 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1928 before calling stmt_can_throw_external.
1930 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1932 PR tree-optimization/40071
1933 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1934 pointer if the original data reference doesn't conflict with the
1935 created vector data reference. Fix long line.
1937 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.md (any_div): New code iterator.
1940 (u): Handle div and udiv.
1942 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1944 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1945 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1946 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1947 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1949 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1951 * gcc.c (main): Remove trailing "." from diagnostics.
1953 2009-10-08 Cary Coutant <ccoutant@google.com>
1955 Add support for debugging with ICF (Identical Code Folding).
1956 * calls.c (debug.h): New #include.
1957 (emit_call_1): Call virtual_call_token debug hook.
1958 * common.opt (-fenable-icf-debug): New option.
1959 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1960 locations in the source).
1961 (poc_label_num): New variable.
1962 (dcall_entry, vcall_entry): New typedefs.
1963 (dcall_table, vcall_table): New variables.
1964 (struct vcall_insn): New type.
1965 (vcall_insn_table): New variable.
1966 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1967 (size_of_dcall_table): New function.
1968 (output_dcall_table): New function.
1969 (size_of_vcall_table): New function.
1970 (output_vcall_table): New function.
1971 (dwarf2out_direct_call): New function.
1972 (vcall_insn_table_hash): New function.
1973 (vcall_insn_table_eq): New function.
1974 (dwarf2out_virtual_call_token): New function.
1975 (dwarf2out_virtual_call): New function.
1976 (dwarf2out_init): Allocate new tables and sections.
1977 (prune_unused_types): Mark DIEs referenced from direct call table.
1978 (dwarf2out_finish): Output direct and virtual call tables.
1979 * final.c (final_scan_insn): Call direct_call and virtual_call
1981 * debug.h (struct gcc_debug_hooks): Add direct_call,
1982 virtual_call_token, virtual_call hooks.
1983 (debug_nothing_uid): New function.
1984 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1985 (debug_nothing_uid): New function.
1986 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1987 (xcoff_debug_hooks): Likewise.
1988 * sdbout.c (sdb_debug_hooks): Likewise.
1989 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1990 * doc/invoke.texi (-fenable-icf-debug): New option.
1992 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1995 * regmove.c (regmove_backward_pass): Replace src with dst in the
1996 debug insn, and check for dst before rather than after.
1998 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2000 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2001 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2003 2009-10-08 Jan Hubicka <jh@suse.cz>
2006 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2007 do not mark cgraph nodes as needed.
2008 (record_references_in_initializer): Add new only_vars parameter.
2009 * cgraph.h (record_references_in_initializer): New parameter.
2010 * varasm.c (assemble_variable): Update call.
2011 * varpool.c (varpool_analyze_pending_decls): Always look for
2014 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2016 * config/avr/avr.c (last_insn_address) Remove variable.
2017 (expand_prologue): Don't initialise last_insn_address variable.
2018 (final_prescan_insn): Don't output insn size.
2019 * config/avr/avr.opt (msize): Remove switch.
2020 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2023 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2025 * combine.c (label_tick_ebb_start): Fix comment.
2026 (combine_instructions): Set label_tick and label_tick_ebb_start before
2027 calling setup_incoming_promotions. Start them from 1. Increment
2028 label_tick instead of deriving it from the BB index. Rather than
2029 comparing ticks use the block from the previous iteration to decide
2030 whether to start a new EBB. Remove empty lines before function.
2032 2009-10-08 Michael Matz <matz@suse.de>
2035 * builtins.c (fold_builtin_isascii): Use fold_build2.
2036 (fold_builtin_isdigit): Ditto.
2037 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2038 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2039 remove_useless_stmts_cond, remove_useless_stmts_tf,
2040 remove_useless_stmts_tc, remove_useless_stmts_bind,
2041 remove_useless_stmts_goto, remove_useless_stmts_label,
2042 remove_useless_stmts_1, remove_useless_stmts,
2043 pass_remove_useless_stmts): Remove.
2044 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2045 * passes.c (init_optimization_passes): Don't add
2046 pass_remove_useless_stmts.
2047 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2048 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2050 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2051 for static constants.
2052 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2053 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2055 2009-10-08 Richard Guenther <rguenther@suse.de>
2057 * gimple.c (free_gimple_type_tables): New function.
2058 * gimple.h (free_gimple_type_tables): Declare.
2060 2009-10-07 Mark Heffernan <meheff@google.com>
2062 * ipa-prop.c (ipa_print_node_params) Only print
2063 names of named arguments.
2065 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2067 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2068 being statically linked.
2070 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2072 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2074 2009-10-08 Jan Hubicka <jh@suse.cz>
2077 * ipa.c (cgraph_externally_visible_p,
2078 function_and_variable_visibility,
2079 whole_program_function_and_variable_visibility): Skip non-finalized
2082 2009-10-08 Nick Clifton <nickc@redhat.com>
2084 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2087 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2090 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2092 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2095 * c-common.c (c_fully_fold_internal): Strip nops from the result
2096 of recursive calls to c_fully_fold_internal.
2097 (c_wrap_maybe_const): New.
2098 (c_save_expr): Use c_wrap_maybe_const.
2099 * c-common.h (c_wrap_maybe_const): Declare.
2100 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2101 build_binary_op): Use c_wrap_maybe_const.
2103 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2105 * real.c: Fix comment to reflect actual exponent size.
2107 2009-10-08 Ben Elliston <bje@au.ibm.com>
2109 * config/rs6000/a2.md: Add FSF comment header.
2111 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.md (any_extend): New code iterator.
2114 (u, s): New code attributes.
2116 (DWIH): Rewrite as code iterator for SI and DI modes.
2117 (DWI): Rewrite as mode attribute.
2118 (dwi): New mode attribute.
2119 (di): Depend on SI mode and DI mode.
2120 (doubleint_general_operand): Remove mode attribute.
2122 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2125 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2126 (*sub<mode>3_doubleword): Ditto.
2128 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2129 using SWIM248 mode iterator.
2130 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2131 using SWI48 mode iterator.
2132 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2133 patterns using DWIH mode iterator and any_extend code iterator.
2134 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2135 using any_extend code iterator.
2136 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2137 patterns using DWIH mode iterator and any_extend code iterator.
2138 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2139 using any_extend code iterator.
2140 (<s>mul<mode>3_highpart): Macroize expander from
2141 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2142 and any_extend code iterator.
2143 (*<s>muldi3_highpart_1): Macroize insn from
2144 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2145 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2146 patterns using any_extend code iterator.
2147 (*<s>mulsi3_highpart_zext): Macroize insn from
2148 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2150 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2152 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2153 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2154 refering to a DIE with DW_AT_const_value.
2156 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2159 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2161 2009-10-06 Jan Hubicka <jh@suse.cz>
2163 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2166 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2168 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2169 *lea_2_rex64): Move before *add<mode>_1 pattern.
2171 2009-10-07 Jan Hubicka <jh@suse.cz>
2173 * collect2.c (main): Add -fno-whole-program.
2174 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2176 2009-10-07 Jan Hubicka <jh@suse.cz>
2178 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2179 has no address taken.
2180 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2182 (cgraph_clone_node): Clear externally_visible flag for clones.
2183 * cgraph.h (cgraph_only_called_directly_p,
2184 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2185 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2186 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2187 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2188 ipcp_insert_stage): Likwise.
2189 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2190 externally_visible flag.
2191 (verify_cgraph_node): Verify that inline clones look right.
2192 (process_function_and_variable_attributes): Do not set
2193 externally_visible flags.
2194 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2196 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2198 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2199 clear externally_visible when turning into inline clones
2200 (cgraph_mark_inline_edge): Use new predicates.
2201 (cgraph_estimate_growth): Likewise.
2202 (cgraph_decide_inlining): Likewise.
2203 * ipa.c (cgraph_postorder): Likewise.
2204 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2205 that inline clones are not needed.
2206 (cgraph_externally_visible_p): New predicate.
2207 (function_and_variable_visibility): Add whole_program parameter;
2208 always set externally_visible flag; handle COMDAT function
2210 (local_function_and_variable_visibility): New function.
2211 (gate_whole_program_function_and_variable_visibility): New function.
2212 (whole_program_function_and_variable_visibility): New function.
2213 (pass_ipa_whole_program_visibility): New function.
2214 * passes.c (init_optimization_passes): Add whole program visibility
2216 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2217 not care about needed/reachable flags.
2218 * varpool.c: Include flags.h
2219 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2220 (varpool_finalize_decl): When we are in LTO read-back, all variables
2222 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2224 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2226 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2229 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2231 * config.gcc: Don't include the makefile fragments intended for
2233 * config/s390/fixdfdi.h: File removed.
2234 * config/s390/libgcc-glibc.ver: File removed.
2235 * config/s390/s390.h: Remove the fixdfdi.h hack.
2236 * config/s390/t-crtstuff: File moved to libgcc dir.
2237 * config/s390/t-linux: Likewise.
2238 * config/s390/t-tpf: libgcc specific parts removed.
2239 * config/s390/t-linux64: Likewise.
2241 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2243 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2244 (lto-compress.o): Likewise.
2246 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2249 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2250 dllexport to class members here.
2251 (i386_pe_determine_dllimport_p): Only check static class data for
2253 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2254 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2255 functions for vague linkage.
2256 (i386_pe_type_dllexport_p): Fix formatting.
2257 (maybe_add_dllexport) New function.
2258 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2261 2009-10-07 Ben Elliston <bje@au.ibm.com>
2263 * config/rs6000/a2.md: Remove duplicated lines.
2265 2009-10-07 Ben Elliston <bje@au.ibm.com>
2267 * config.gcc (powerpc*-*-*): Handle a2.
2268 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2269 * config/rs6000/a2.md: New file.
2270 * config/rs6000/rs6000.opt (mno-update): New.
2271 (mupdate): Return to using a mask, not a var.
2272 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2273 (enum processor_type): Add PROCESSOR_PPCA2.
2274 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2275 (rs6000_override_options): Add "a2" to processor_target_table.
2276 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2277 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2279 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2282 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2283 reference to nonexistent gen_truncxfxf2 function.
2285 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2288 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2289 (general_operand): Handle TI mode.
2290 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2291 using SDWIM mode iterator.
2292 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2293 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2294 using DWI mode iterator.
2295 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2296 patterns using SWI mode iterator.
2297 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2298 using SWI48 mode iterator.
2299 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2300 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2301 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2302 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2303 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2304 using SDWIM mode iterator.
2305 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2306 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2307 using DWI mode iterator.
2308 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2309 patterns using SWI mode iterator.
2310 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2311 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2312 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2313 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2314 patterns using plusminus code iterator.
2315 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2316 sub<mode>3 patterns using plusminus code iterator.
2317 * config/i386/i386.c (override_options): Update the call to
2318 gen_subdi_carry_rex64 for renamed function.
2319 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2320 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2321 calls to instruction expanders.
2323 2009-10-06 Martin Jambor <mjambor@suse.cz>
2326 * opts.c (decode_options): Run IPA-SRA at -O2.
2328 2009-10-06 Richard Guenther <rguenther@suse.de>
2330 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2332 2009-10-06 Tobias Burnus <burnus@net-b.de>
2335 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2336 -flto and -fwhole-program flags can be combined.
2338 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2341 * gcc.c (process_command): Check that -o argument was specified.
2343 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2345 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2347 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2349 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2350 * doc/invoke.texi (Warning Options): Annotate allowed languages
2351 for -Wunsuffixed-float-constants.
2353 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2355 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2356 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2357 same name and isn't the main variant.
2360 * dwarf2out.c (loc_by_reference): Removed.
2361 (dw_loc_list_1): New function.
2362 (dw_loc_list): Remove toplev argument, add want_address argument.
2363 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2364 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2365 want_address == 2 to dw_loc_list. For successful dw_loc_list
2366 set have_address to 1 only if want_address is not 0.
2368 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2370 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2371 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2372 a code block followed by two pointers.
2373 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2374 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2375 (MIPS_MOVE): Likewise.
2376 (MIPS_LUI): Likewise.
2377 (MIPS_JR): Likewise.
2378 (MIPS_BAL): Likewise.
2379 (MIPS_NOP): Likewise.
2380 (mips_asm_trampoline_template): Delete.
2381 (mips_trampoline_code_size): New function.
2382 (mips_trampoline_init): Add shorter sequences for all cases
2383 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2384 Calculate the opcodes directly, rather than copying from a template.
2385 Only flush the code part of the trampoline.
2386 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2388 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2390 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2391 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2392 (INCOMING_RETURN_ADDR_RTX): Likewise.
2393 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2395 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2396 with RETURN_ADDR_REGNUM.
2397 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2398 * config/mips/mips.c (mips16_build_call_stub): Replace
2399 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2400 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2401 (mips_print_operand_punctuation): Likewise.
2402 (mips_frame_set): Likewise.
2403 (mips16e_output_save_restore): Likewise.
2404 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2405 (mips_save_reg_p): Likewise.
2406 (mips_return_addr): Likewise.
2407 (mips_set_return_address): Likewise.
2408 (mips_direct_save_slot_move_p): Likewise.
2409 (mips_output_function_prologue): Likewise.
2410 (mips_restore_reg): Likewise.
2411 (mips_expand_epilogue): Likewise.
2412 (mips_epilogue_uses): Likewise.
2413 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2414 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2415 (clear_hazard_<mode>): Likewise.
2416 (call_internal): Likewise.
2417 (call_internal_direct): Likewise.
2418 (call_direct_split): Likewise.
2419 (call_value_internal): Likewise.
2420 (call_value_split): Likewise.
2421 (call_value_internal_direct): Likewise.
2422 (call_value_direct_split): Likewise.
2423 (call_value_multiple_internal): Likewise.
2424 (call_value_multiple_split): Likewise.
2426 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2427 Jakub Jelinek <jakub@redhat.com>
2429 PR rtl-optimization/41511
2430 * combine.c (record_value_for_reg): Pass explicit values as argument
2431 to get_last_value_validate.
2432 (get_last_value_validate): Document INSN parameter.
2433 For non-readonly MEMs, assume they might have been modified if INSN
2434 was in another basic block.
2435 (get_last_value): Minor reformatting.
2437 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2440 * final.c (asm_str_count): Split out from asm_insn_count.
2441 * rtl.h (asm_str_count): New prototype.
2442 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2445 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2447 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2449 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2450 Rafael Espindola <espindola@google.com>
2452 * gengtype.c (write_types): Moved call to write_func_for_structure
2453 into seperate loops.
2455 2009-10-05 Richard Guenther <rguenther@suse.de>
2458 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2459 (input_cgraph_1): Input toplevel asms.
2461 2009-10-05 Richard Guenther <rguenther@suse.de>
2464 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2465 (external_aggregate_decl_p): Likewise.
2466 (lto_symtab_compatible): Re-structure. Remove dead code.
2467 For variables ignore toplevel qualifiers when comparing types.
2468 Issue warnings, not errors for mismatched user-alignment.
2470 2009-10-05 Richard Guenther <rguenther@suse.de>
2474 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2475 (struct lto_symtab_identifier_def): Likewise.
2476 (struct lto_symtab_decl_def): Likewise.
2477 (struct lto_symtab_entry_def): New.
2478 (lto_symtab_identifier_t): Rename to ...
2479 (lto_symtab_entry_t): ... this.
2480 (lto_symtab_decls): Remove.
2481 (lto_symtab_base_hash): Rename to ...
2482 (lto_symtab_entry_hash): ... this.
2483 (lto_symtab_base_eq): Rename to ...
2484 (lto_symtab_entry_eq): ... this.
2485 (lto_symtab_base_marked_p): Rename to ...
2486 (lto_symtab_entry_marked_p): ... this.
2487 (lto_symtab_identifier_marked_p): Remove.
2488 (lto_symtab_decl_marked_p): Likewise.
2489 (lto_symtab_maybe_init_hash_tables): Rename to ...
2490 (lto_symtab_maybe_init_hash_table): ... this.
2491 (lto_symtab_set_resolution_and_file_data): Remove.
2492 (lto_symtab_register_decl): New function.
2493 (lto_symtab_get_identifier): Remove.
2494 (lto_symtab_get): New function.
2495 (lto_symtab_get_resolution): Adjust.
2496 (lto_symtab_get_identifier_decl): Remove.
2497 (lto_symtab_set_identifier_decl): Likewise.
2498 (lto_symtab_merge_decl): Rename to ...
2499 (lto_symtab_merge): ... this. Rewrite.
2500 (lto_symtab_merge_var): Remove.
2501 (lto_symtab_merge_fn): Likewise.
2502 (lto_symtab_prevailing_decl): Adjust.
2503 (lto_cgraph_replace_node): New function.
2504 (lto_symtab_merge_decls_2): Likewise.
2505 (lto_symtab_merge_decls_1): Likewise.
2506 (lto_symtab_fixup_var_decls): Likewise.
2507 (lto_symtab_resolve_symbols): Likewise.
2508 (lto_symtab_merge_decls): Likewise.
2509 (lto_symtab_prevailing_decl): Adjust.
2510 (lto_symtab_get_symtab_def): Remove.
2511 (lto_symtab_get_file_data): Likewise.
2512 (lto_symtab_clear_resolution): Adjust.
2513 (lto_symtab_clear_resolution): Likewise.
2514 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2515 (input_cgraph_1): Likewise.
2516 * lto-streamer-in.c (get_resolution): Do not provide fake
2517 symbol resolutions here.
2518 (deferred_global_decls): Remove.
2519 (lto_register_deferred_decls_in_symtab): Likewise.
2520 (lto_register_var_decl_in_symtab): Change signature, register
2521 variable via lto_symtab_register_decl.
2522 (lto_register_function_decl_in_symtab): Likewise.
2523 (lto_read_tree): Adjust.
2524 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2525 (lto_symtab_merge_var): Likewise.
2526 (lto_symtab_merge_fn): Likewise.
2527 (lto_symtab_register_decl): Declare.
2528 (lto_symtab_merge_decls): Likewise.
2530 2009-10-05 Richard Guenther <rguenther@suse.de>
2532 PR tree-optimization/23821
2533 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2534 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2535 simple IV increments.
2537 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2539 * config/arm/arm.c (arm_override_options): Really initialize
2540 flag_dwarf2_cfi_asm to 0.
2542 2009-10-05 Doug Kwan <dougkwan@google.com>
2544 PR rtl-optimization/41574
2545 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2546 floating point and we are not doing unsafe math optimizations.
2548 2009-10-03 Simon Baldwin <simonb@google.com>
2549 Cary Coutant <ccoutant@google.com>
2550 Rafael Espindola <espindola@google.com>
2551 Richard Guenther <rguenther@suse.de>
2552 Jan Hubicka <jh@suse.cz>
2553 Doug Kwan <dougkwan@google.com>
2554 H.J. Lu <hongjiu.lu@intel.com>
2555 Bill Maddox <maddox@google.com>
2556 Ryan Mansfield <rmansfield@qnx.com>
2557 Diego Novillo <dnovillo@google.com>
2558 Ollie Wild <aaw@google.com>
2559 Kenneth Zadeck <zadeck@naturalbridge.com>
2561 * lto-cgraph.c: New file.
2562 * lto-compress.c: New file.
2563 * lto-compress.h: New file.
2564 * lto-opts.c: New file.
2565 * lto-section-in.c: New file.
2566 * lto-section-out.c: New file.
2567 * lto-streamer-in.c: New file.
2568 * lto-streamer-out.c: New file.
2569 * lto-streamer.c: New file.
2570 * lto-streamer.h: New file.
2571 * lto-symtab.c: New file.
2572 * lto-wpa-fixup.c: New file.
2573 * lto-wrapper.c: New file.
2575 2009-10-03 Simon Baldwin <baldwin@google.com>
2576 Ben Elliston <bje@au.ibm.com>
2577 Rafael Espindola <espindola@google.com>
2578 Nathan Froyd <froydnj@codesourcery.com>
2579 Jan Hubicka <jh@suse.cz>
2580 Doug Kwan <dougkwan@google.com>
2581 Diego Novillo <dnovillo@google.com>
2582 Kenneth Zadeck <zadeck@naturalbridge.com>
2584 * Makefile.in (enable_lto): New.
2585 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2586 (LINKER_PLUGIN_API_H): Define.
2587 (LTO_SYMTAB_H): Define.
2588 (LTO_STREAMER_H): Define.
2589 (TREE_VECTORIZER_H): Define.
2590 (INCLUDES): Add LIBELFINC.
2591 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
2592 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
2593 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
2594 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
2595 (native): Add lto-wrapper$(exeext)
2596 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
2597 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
2598 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2599 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2600 (varasm.o): Add dependency on tree-iterator.h.
2601 (cgraph.o): Add dependency on cif-code.def.
2602 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2603 (ipa-pure-const.o): Likewise.
2604 (GTFILES): Add lto-symtab.c.
2605 (install-lto-wrapper): New.
2606 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2607 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2608 * config.in: Regenerate.
2610 2009-10-03 Rafael Espindola <espindola@google.com>
2611 Diego Novillo <dnovillo@google.com>
2613 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2614 ipa_write_summaries.
2615 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2617 (cgraph_optimize): Make extern.
2619 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2620 Kenneth Zadeck <zadeck@naturalbridge.com>
2622 * toplev.c (in_lto_p): Declare.
2623 * collect2.c (scan_prog_file): Read all the output when reading
2624 information for LTO.
2625 (enum lto_mode_d): Declare.
2627 2009-10-03 Richard Guenther <rguenther@suse.de>
2628 Diego Novillo <dnovillo@google.com>
2630 * gimple.c: Include target.h and alias.h.
2631 (gimple_types): Declare.
2632 (type_hash_cache): Declare.
2633 (gimple_alloc_stat): Make extern.
2634 (gimple_build_eh_must_not_throw): Call
2635 gimple_eh_must_not_throw_set_fndecl.
2636 (struct type_pair_d): Declare.
2637 (type_pair_t): Declare.
2638 (type_pair_hash): New.
2639 (type_pair_eq): New.
2640 (lookup_type_pair): New.
2641 (gimple_force_type_merge): New.
2642 (compare_type_names_p): New.
2643 (compare_field_offset): New.
2644 (gimple_types_compatible_p): New.
2645 (struct sccs): Declare.
2646 (next_dfs_num): Declare.
2647 (iterative_hash_gimple_type): New.
2649 (iterative_hash_type_name): New.
2650 (iterative_hash_gimple_type): New.
2651 (gimple_type_hash): New.
2652 (gimple_type_eq): New.
2653 (gimple_register_type): New.
2654 (print_gimple_types_stats): New.
2655 (gimple_signed_or_unsigned_type): New.
2656 (gimple_unsigned_type): New.
2657 (gimple_signed_type): New.
2658 (gimple_get_alias_set): New.
2659 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2660 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2661 (gimple_force_type_merge): Declare.
2662 (gimple_types_compatible_p): Declare.
2663 (gimple_register_type): Declare.
2664 (print_gimple_types_stats): Declare.
2665 (gimple_unsigned_type): Declare.
2666 (gimple_signed_type): Declare.
2667 (gimple_get_alias_set): Declare.
2668 (gimple_eh_must_not_throw_set_fndecl): New.
2670 2009-10-03 Jan Hubicka <jh@suse.cz>
2671 Kenneth Zadeck <zadeck@naturalbridge.com>
2673 * ipa-pure-const.c: Include lto-streamer.h.
2674 (register_hooks): Factor out of ...
2675 (generate_summary): ... here.
2676 (pure_const_write_summary): New.
2677 (pure_const_read_summary): New.
2678 (pass_ipa_pure_const): Add pure_const_write_summary and
2679 pure_const_read_summary.
2680 * ipa-reference.c: Include lto-streamer.h.
2681 (add_new_function): New.
2682 (remove_node_data): New.
2683 (duplicate_node_data): New.
2684 (ipa_init): Guard against multiple calls.
2685 Move hook setup from analyze_function.
2686 (write_node_summary_p): New.
2687 (ipa_reference_write_summary): New.
2688 (ipa_reference_read_summary): New.
2689 (pass_ipa_reference): Add ipa_reference_write_summary and
2690 ipa_reference_read_summary.
2691 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2692 (struct cgraph_edge): Add fields lto_stmt_uid and
2693 call_stmt_cannot_inline_p.
2694 (cgraph_optimize): Declare.
2695 (cgraph_decide_is_function_needed): Declare.
2696 (reset_inline_failed): Declare.
2697 (enum LTO_cgraph_tags): Declare.
2698 (LTO_cgraph_tag_names): Declare.
2699 (LCC_NOT_FOUND): Define.
2701 2009-10-03 Doug Kwan <dougkwan@google.com>
2702 Rafael Espindola <espindola@google.com>
2703 Jan Hubicka <jh@suse.cz>
2704 Diego Novillo <dnovillo@google.com>
2705 Kenneth Zadeck <zadeck@naturalbridge.com>
2707 * passes.c (all_regular_ipa_passes): New.
2708 (all_ipa_passes): Rename to all_small_ipa_passes.
2709 (init_optimization_passes): Init all_regular_ipa_passes.
2710 * tree-pass.h (all_regular_ipa_passes): New.
2711 (all_ipa_passes): Rename to all_small_ipa_passes.
2712 * passes.c (all_lto_gen_passes): New.
2713 (init_optimization_passes): Initialize all_lto_gen_passes.
2714 (execute_ipa_summary_passes): Make non-static.
2715 (ipa_write_summaries_1): New.
2716 (ipa_write_summaries_2): New.
2717 (ipa_write_summaries): New.
2718 (ipa_write_summaries_of_cgraph_node_set): New.
2719 (ipa_read_summaries_1): New.
2720 (ipa_read_summaries): New.
2721 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2722 (execute_regular_ipa_pass_list): Remove.
2723 (init_optimization_passes): Schedule
2724 pass_rebuild_cgraph_edges and pass_early_inline outside
2725 of pass_all_early_optimizations. Document reason.
2726 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
2727 pass_ipa_lto_finish_out): New pass.
2728 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
2729 (execute_all_ipa_transforms): New.
2730 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
2731 (dump_properties, debug_properties): New.
2732 * tree-optimize.c (gate_all_early_local_passes): Return
2733 false if we are in lto1.
2734 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
2735 * tree-pass.h (execute_all_ipa_transforms): Declare.
2736 (pass_ipa_function_and_variable_visibility): Declare.
2737 (pass_ipa_early_inline): Declare.
2738 (pass_ipa_lto_gimple_out): Declare.
2739 (pass_ipa_lto_wpa_fixup): Declare.
2740 (pass_ipa_lto_finish_out): Declare.
2741 (all_small_ipa_passes, all_regular_ipa_passes,
2742 all_lto_gen_passes): Declare.
2743 (execute_ipa_summary_passes): Declare.
2744 (execute_all_ipa_transforms): Declare.
2745 (ipa_write_summaries): Declare
2746 (ipa_write_summaries_of_cgraph_node_set): Declare.
2747 (ipa_read_summaries): Declare.
2749 2009-10-03 Doug Kwan <dougkwan@google.com>
2750 Ollie Wild <aaw@google.com>
2752 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2754 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2755 (lto_mode): New variable.
2756 (maybe_run_lto_and_relink): Handle the -fwpa option.
2757 (main): Handle the -fwpa option.
2758 (maybe_unlink_list): New function.
2759 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2760 * common.opt (flto): New flag.
2761 * toplev.c (flag_generate_lto): Declare.
2763 2009-10-03 Simon Baldwin <simonb@google.com>
2765 * common.opt (flto-compression-level): New flag.
2767 * opts.c: Include lto-opts.h.
2768 (handle_option): Call lto_register_user_option for each
2769 valid option handled.
2770 (decode_options): Clear registered options before the options
2773 2009-10-03 Cary Coutant <ccoutant@google.com>
2775 * collect2.c (is_elf): New function.
2776 (scan_prog_file): Require LTO object to be in ELF format.
2778 2009-10-03 Rafael Espindola <espindola@google.com>
2780 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2781 libgcc to the linker.
2783 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2785 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2786 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2788 * collect2.h (collect_execute): Add flags argument.
2789 * tlink.c (tlink_execute): Update call to collect_execute.
2790 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2791 (use_linker_plugin): New.
2792 (use_linker_plugin_spec_function): New.
2793 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2794 (linker_plugin_file_spec): New.
2795 (lto_wrapper_spec): New.
2796 (lto_gcc_spec): New.
2797 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2798 (static_spec_functions): Add use-linker-plugin.
2799 (process_command): Handle -use-linker-plugin.
2800 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2801 linker_plugin_file_spec and lto_gcc_spec.
2802 (use_linker_plugin_spec_function): New.
2804 2009-10-03 Richard Guenther <rguenther@suse.de>
2808 * tree.h (is_lang_specific): Include LANG_TYPE.
2809 * tree.c (find_decls_types_r): Manually add interesting parts
2810 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2812 * gimple.c (type_pair_hash): Make symmetric.
2813 (type_pair_eq): Likewise.
2814 (lookup_type_pair): Increase initial hashtable size.
2815 (gimple_force_type_merge): Rely on type-pair symmetry.
2816 (visit): Remove excessive checking code.
2817 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2818 (gimple_register_type): Remove getenv calls, shrink initial
2822 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2823 inline functions if not generating lto output.
2826 * toplev.c (finalize): In WPA mode remove the asm file.
2828 2009-10-03 Doug Kwan <dougkwan@google.com>
2830 * ipa-inline.c (cgraph_mark_inline): Check
2831 edge->call_stmt_cannot_inline_p instead of calling
2832 gimple_call_cannot_inline_p.
2833 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2834 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2835 (inline_generate_summary): Do nothing in LTRANS.
2836 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2837 exists before calling gimple_call_cannot_inline_p.
2838 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2839 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2840 Update new_edge->lto_stmt_uid.
2841 * cgraphbuild.c (reset_inline_failed): New.
2843 * common.opt (fwpa): New flag.
2844 (fltrans): New option.
2845 * gcc.c (gcc_lto_option_t): New type.
2846 (current_lto_option): New variable.
2847 (lto_single_spec_function): Remove and is replaced by ..
2848 (lto_option_spec_function): New function.
2849 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2850 passing the -flto flag.
2851 (cc1_options): Separate non-LTO related parts into ..
2852 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2853 (lto1_options): New spec for lto FE.
2854 (link_lto_options): New spec for handling LTO flags in linker.
2855 (invoke_lto_single): Re-format to fit in 80 column. Replace
2856 lto-single with lto-option.
2857 (static_specs): Add cc1_non_lto_options, lto1_options and
2859 (static_spec_function): Replace lto-single with lto-option.
2860 (process_command): Handle -flto, -fwpa and -fltran by setting
2861 current_lto_option and not passing it to subprocess unconditionally.
2863 2009-10-03 Bill Maddox <maddox@google.com>
2865 Add `gcc' driver support for link-time code generation (LTO).
2867 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2868 (lto_flag, lto_objects, lto_o_file): New variables.
2869 (struct lto_object, struct lto_object_list): New structures.
2870 (collect_exit, handler): Remove LTO temporary output file on exit.
2871 (add_lto_object): New function.
2872 (maybe_run_lto_and_relink): New function. Perform link time code
2873 generation and relinking for object files containing LTO information.
2874 (main): Invoke maybe_run_lto_and_relink().
2875 (dump_argv): New function. For debugging, currently disabled.
2876 (scan_prog_file): Add LTO information pass.
2877 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2879 * toplev.c (compile_file): Emit assembler directive to create
2880 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2882 2009-10-03 Diego Novillo <dnovillo@google.com>
2884 * c.opt: Add LTO to warn_abi and warn_psabi.
2886 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2887 inline function. Ignore language-specific nodes. Update all users.
2888 (find_decls_types_r): Do not traverse the subtrees of
2889 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2890 * tree.h (is_lang_specific): New.
2891 * langhooks.h (struct lang_hooks_for_decls): Remove
2892 may_need_assembler_name_p. Update all users.
2894 * c-common.c (set_builtin_user_assembler_name): Move ...
2895 * builtins.c (set_builtin_user_assembler_name): ... here.
2896 (is_builtin_name): Add comment
2897 (is_builtin_fn): New.
2898 * except.c (output_ttype): Only call
2899 lookup_type_for_runtime if TYPE is not a runtime type.
2901 * passes.c (register_pass): Call position_pass on
2902 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2903 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2904 (TV_IPA_LTO_DECL_IO): Define.
2905 (TV_IPA_LTO_CGRAPH_IO): Define.
2907 (TV_WHOPR_WPA): Define.
2908 (TV_WHOPR_WPA_IO): Define.
2909 (TV_WHOPR_LTRANS): Define.
2910 (TV_WHOPR_WPA_FIXUP): Define.
2911 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2912 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2913 * tree-flow.h (tree_node_can_be_shared): Declare.
2914 * tree-inline.c (tree_can_inline_p): Check that E has a
2915 statement associated with it.
2916 * tree.c (free_lang_data_in_binf): Factor out of ...
2917 (free_lang_data_in_type): ... here.
2918 Call RECORD_OR_UNION_TYPE_P.
2919 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2920 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2921 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2922 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2923 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2924 (gate_free_lang_data): Return true if flag_generate_lto is set.
2925 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2926 * c-common.h (set_builtin_user_assembler_name): Move ...
2927 * tree.h (set_builtin_user_assembler_name): ... here.
2929 * common.opt (flto-report): New flag.
2930 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2931 * collect2.c (scan_prog_file): Send the error output of
2932 'nm' to HOST_BIT_BUCKET.
2934 2009-10-03 Ollie Wild <aaw@google.com>
2936 * langhooks-def.h (lhd_begin_section): New function declaration.
2937 (lhd_write_section): New function declaration.
2938 (lhd_end_section): New function declaration.
2939 (LANG_HOOKS_BEGIN_SECTION): New macro.
2940 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2941 (LANG_HOOKS_END_SECTION): New macro.
2942 (LANG_HOOKS_LTO): New macro.
2943 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2944 * langhooks.c (output.h): Add include.
2945 (saved_section): New static variable.
2946 (lhd_begin_section): New function.
2947 (lhd_write_section_data): New function.
2948 (lhd_end_section): New function.
2949 * langhooks.h (struct lang_hooks_for_lto): New structure.
2950 (struct lang_hooks): Add member lto.
2951 * Makefile.in (langhooks.o): Add dependency on output.h.
2953 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2955 2009-10-03 Richard Guenther <rguenther@suse.de>
2957 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2960 2009-10-03 Simon Baldwin <simonb@google.com>
2961 Richard Guenther <rguenther@suse.de>
2962 Janis Johnson <janis187@us.ibm.com>
2963 Doug Kwan <dougkwan@google.com>
2964 Diego Novillo <dnovillo@google.com>
2965 Ramana Radhakrishnan <ramana.r@gmail.com>
2966 Ollie Wild <aaw@google.com>
2968 * doc/install.texi: Add documentation for libelf and --enable-lto.
2969 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2970 -flto-report, -flto-compression-level and -use-linker-plugin.
2971 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2972 Add section for LTO Testing.
2974 2009-10-02 Cary Coutant <ccoutant@google.com>
2976 Add support for comdat type sections for DWARF v4.
2977 Merge from dwarf4 branch.
2979 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2980 (dw_die_ref): Define vector type.
2981 (enum dw_val_class): Add dw_val_class_data8.
2982 (struct dw_val_struct): Add v.val_data8.
2983 (comdat_type_node_ref): New type.
2984 (struct die_struct): Move die_symbol into a union; add new field
2985 die_type_node. Change all uses.
2986 (comdat_type_node): New type.
2987 (skeleton_chain_node): New type.
2988 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2989 (comdat_type_list): New variable.
2990 (dwarf_tag_name): Add DW_TAG_type_unit.
2991 (dwarf_attr_name): Add DW_AT_signature.
2992 (add_AT_data8): New function.
2993 (replace_child): New function.
2994 (move_all_children): New function.
2995 (print_signature): New function.
2996 (print_die): Print signature information; add dw_val_class_data8.
2997 (attr_checksum): Support dw_val_class_data8.
2998 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2999 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3000 (checksum_sleb128, checksum_uleb128): New functions.
3001 (checksum_die_context): New function.
3002 (loc_checksum_ordered): New function.
3003 (attr_checksum_ordered): New function.
3004 (struct checksum_attributes): New structure.
3005 (collect_checksum_attributes): New function.
3006 (die_checksum_ordered): New function.
3007 (generate_type_signature): New function.
3008 (same_dw_val_p): Add dw_val_class_data8.
3009 (is_symbol_die): Use new is_declaration_die function.
3010 (is_declaration_die): New function.
3011 (should_move_die_to_comdat): New function.
3012 (clone_die): New function.
3013 (clone_tree): New function.
3014 (clone_as_declaration): New function.
3015 (copy_declaration_context): New function.
3016 (generate_skeleton_ancestor_tree): New function.
3017 (generate_skeleton_bottom_up): New function.
3018 (generate_skeleton): New function.
3019 (remove_child_or_replace_with_skeleton): New function.
3020 (break_out_comdat_types): New function.
3021 (struct decl_table_entry): New type.
3022 (htab_decl_hash): New function.
3023 (htab_decl_eq): New function.
3024 (htab_decl_del): New function.
3025 (copy_ancestor_tree): New function.
3026 (copy_decls_walk): New function.
3027 (copy_decls_for_unworthy_types): New function.
3028 (build_abbrev_table): Don't assert on missing die_symbol when doing
3029 comdat type sections.
3030 (size_of_die): Use DW_FORM_sig8 for external references. Add
3032 (unmark_dies): Don't assert for unmarked dies when doing comdat
3034 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3035 (output_signature): New function.
3036 (output_die): Likewise.
3037 (output_compilation_unit_header): Mark output as DWARF version 3
3038 even if generating DWARF 4.
3039 (output_comdat_type_unit): New function.
3040 (output_line_info): Mark output as DWARF version 3 even if generating
3042 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3044 (dwarf2out_end_source_file): Likewise.
3045 (prune_unused_types_walk_attribs): Don't follow references into
3046 comdat type sections.
3047 (prune_unused_types_mark): When generating type units, do not mark
3048 children of non-defining declarations of types; do mark children of
3050 (prune_unused_types): Process comdat type sections.
3051 (htab_ct_hash): New function.
3052 (htab_ct_eq): New function.
3053 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3054 Add a pointer to the line table from type unit entries so
3055 DW_AT_decl_file has meaning.
3056 * varasm.c (default_elf_asm_named_section): Use identifier name as
3057 comdat key instead of lang hook.
3059 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3061 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3063 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3065 * config/i386/i386.md (SWIM248): New mode iterator.
3066 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3067 divmodhi4 patterns using SWIM248 macro.
3068 (*divmod<mode>4): Macroize insn_and_split pattern from
3069 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3070 and their corresponding splitters usign SWIM248 macro. Split SImode
3071 insn to generate cltd and DImode insn to generate cqto instead of
3072 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3073 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3074 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3075 *divmodsi_noext patterns using SWIM248 macro.
3076 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3077 udivmodhi4 patterns using SWIM248 macro.
3078 (*udivmod<mode>4): Macroize insn_and_split pattern from
3079 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3080 corresponding splitters using SWIM248 macro.
3081 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3082 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3084 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3086 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3087 of zero-sized element is zero-sized regardless of its extent.
3089 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3092 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3093 * configure: Regenerated.
3094 * config.in: Regenerated.
3095 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3096 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3097 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3098 not emitting .eh_frame, emit .cfi_sections .debug_frame
3103 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3104 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3106 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3107 vars use DECL_RTL with resetting it back to NULL afterwards.
3108 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3109 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3110 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3111 the attribute type allows it, otherwise use DW_FORM_dataN.
3112 (mem_loc_descriptor): Handle CONST_STRING.
3113 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3114 Handle MEM with CONST_STRING address using add_AT_string.
3115 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3116 CONST_STRING for const arrays initialized with a string literal.
3117 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3118 (dwarf2out_finish): Call resolve_addr.
3120 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3121 Maxim Kuvyrkov <maxim@codesourcery.com>
3123 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3125 2009-10-02 Nick Clifton <nickc@redhat.com>
3127 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3128 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3130 2009-10-01 Jan Hubicka <jh@suse.cz>
3132 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3133 (cgraph_create_virtual_clone): Just pass redirect_callers
3135 * cgraph.h (cgraph_clone_node): Update prototype.
3136 * ipa-pure-const.c (self_recursive_p): New function.
3137 (propagate): Use it.
3138 * ipa-inline.c (cgraph_clone_inlined_nodes,
3139 cgraph_decide_recursive_inlining): Update.
3141 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3143 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3144 instructions for TARGET_OCTEON.
3146 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3148 * config/arm/arm.c (arm_override_options): Turn off
3149 flag_dwarf2_cfi_asm for AAPCS variants.
3151 2009-10-01 Martin Jambor <mjambor@suse.cz>
3154 * tree-sra.c (convert_callers): Do not call
3155 compute_inline_parameters on one caller more than once.
3157 2009-10-01 Nick Clifton <nickc@redhat.com>
3159 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3160 an empty string if not already defined.
3162 2009-10-01 Martin Jambor <mjambor@suse.cz>
3165 * tree-sra.c (is_va_list_type): New function.
3166 (find_var_candidates): Call is_va_list_type.
3167 (find_param_candidates): Check that the type or the type pointed
3168 to are not va_list types.
3170 2009-10-01 Martin Jambor <mjambor@suse.cz>
3173 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3174 DECL_ARTIFICIAL (param_decl) is true.
3176 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3178 * tree.h (tree_decl_common::lang_flag_8): New.
3179 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3181 * c-common.h (RID_CONSTEXPR): New.
3183 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3185 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3186 Use ref-all pointers.
3187 (alpha_gimplify_va_arg): Ditto.
3189 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3192 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3193 before insn counting loop now that BB_END (bb) is counted. Ensure
3194 the return value isn't zero.
3196 2009-09-30 Nick Clifton <nickc@redhat.com>
3198 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3199 with separate definitions of c_target_objs and cxx_target_objs.
3200 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3202 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3203 sh_symbian_import_export_class.
3204 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3205 * config/sh/symbian.c: Delete, moving code into...
3206 * config/sh/symbian-base.c: ... here
3207 * config/sh/symbian-c.c: ... and here
3208 * config/sh/symbian-cxx.c: ... and here.
3210 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3213 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3214 of plus RTX into register.
3216 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3218 * doc/install.texi: Linguistic and markup fixes.
3219 (Configuration) <--disable-cpp>: Remove description.
3220 <--enable-maintainer-mode>: Autotools files are affected, too.
3221 <--with-sysroot>: Improve description.
3222 (Building): Bump required GNU make version.
3224 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3226 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3227 (x86_64-*-*): Ditto.
3229 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3230 intrinisics for FMA4.
3231 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3232 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3233 Add FMA4 check and fma4intrin.h.
3234 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3236 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3237 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3238 constant for FMA4 support.
3239 (UNSPEC_FMA4_FMADDSUB): Ditto.
3240 (UNSPEC_FMA4_FMSUBADD): Ditto.
3241 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3242 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3243 (ix86_expand_fma4_multiple_memory): Ditto.
3244 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3245 (OPTION_MASK_ISA_FMA4_UNSET): New.
3246 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3247 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3248 (ix86_handle_option): Handle -mfma4.
3249 (isa_opts): Handle -mfma4.
3250 (enum pta_flags): Add PTA_FMA4.
3251 (override_options): Add FMA4 support.
3252 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3253 (IX86_BUILTIN_VFMADDSD): Ditto.
3254 (IX86_BUILTIN_VFMADDPS): Ditto.
3255 (IX86_BUILTIN_VFMADDPD): Ditto.
3256 (IX86_BUILTIN_VFMSUBSS): Ditto.
3257 (IX86_BUILTIN_VFMSUBSD): Ditto.
3258 (IX86_BUILTIN_VFMSUBPS): Ditto.
3259 (IX86_BUILTIN_VFMSUBPD): Ditto.
3260 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3261 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3262 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3263 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3264 (IX86_BUILTIN_VFNMADDSS): Ditto.
3265 (IX86_BUILTIN_VFNMADDSD): Ditto.
3266 (IX86_BUILTIN_VFNMADDPS): Ditto.
3267 (IX86_BUILTIN_VFNMADDPD): Ditto.
3268 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3269 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3270 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3271 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3272 (IX86_BUILTIN_VFMADDPS256): Ditto.
3273 (IX86_BUILTIN_VFMADDPD256): Ditto.
3274 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3275 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3276 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3277 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3278 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3279 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3280 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3281 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3282 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3283 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3284 (enum multi_arg_type): New enum for describing the various FMA4
3285 intrinsic argument types.
3286 (bdesc_multi_arg): New table for FMA4 intrinsics.
3287 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3288 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3290 (ix86_expand_builtin): Add FMA4 intrinsic support.
3291 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3292 operand instructions.
3293 (ix86_expand_fma4_multiple_memory): New function to split the
3294 second memory reference from FMA4 instructions.
3295 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3296 (ssemodesuffixf2s): Ditto.
3297 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3299 (fma4_fmsub<mode>4): Ditto.
3300 (fma4_fnmadd<mode>4): Ditto.
3301 (fma4_fnmsub<mode>4): Ditto.
3302 (fma4_vmfmadd<mode>4): Ditto.
3303 (fma4_vmfmsub<mode>4): Ditto.
3304 (fma4_vmfnmadd<mode>4): Ditto.
3305 (fma4_vmfnmsub<mode>4): Ditto.
3306 (fma4_fmadd<mode>4256): Ditto.
3307 (fma4_fmsub<mode>4256): Ditto.
3308 (fma4_fnmadd<mode>4256): Ditto.
3309 (fma4_fnmsub<mode>4256): Ditto.
3310 (fma4_fmaddsubv8sf4): Ditto.
3311 (fma4_fmaddsubv4sf4): Ditto.
3312 (fma4_fmaddsubv4df4): Ditto.
3313 (fma4_fmaddsubv2df4): Ditto.
3314 (fma4_fmsubaddv8sf4): Ditto.
3315 (fma4_fmsubaddv4sf4): Ditto.
3316 (fma4_fmsubaddv4df4): Ditto.
3317 (fma4_fmsubaddv2df4): Ditto.
3318 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3319 instructions for intrinsics.
3320 (fma4i_fmsub<mode>4): Ditto.
3321 (fma4i_fnmadd<mode>4): Ditto.
3322 (fma4i_fnmsub<mode>4): Ditto.
3323 (fma4i_vmfmadd<mode>4): Ditto.
3324 (fma4i_vmfmsub<mode>4): Ditto.
3325 (fma4i_vmfnmadd<mode>4): Ditto.
3326 (fma4i_vmfnmsub<mode>4): Ditto.
3327 (fma4i_fmadd<mode>4256): Ditto.
3328 (fma4i_fmsub<mode>4256): Ditto.
3329 (fma4i_fnmadd<mode>4256): Ditto.
3330 (fma4i_fnmsub<mode>4256): Ditto.
3331 (fma4i_fmaddsubv8sf4): Ditto.
3332 (fma4i_fmaddsubv4sf4): Ditto.
3333 (fma4i_fmaddsubv4df4): Ditto.
3334 (fma4i_fmaddsubv2df4): Ditto.
3335 (fma4i_fmsubaddv8sf4): Ditto.
3336 (fma4i_fmsubaddv4sf4): Ditto.
3337 (fma4i_fmsubaddv4df4): Ditto.
3338 (fma4i_fmsubaddv2df4): Ditto.
3340 * doc/invoke.texi (-mfma4): Add documentation.
3341 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3343 2009-09-29 Richard Henderson <rth@redhat.com>
3345 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3346 an edge to the new destination block.
3348 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3351 * pa.c (hppa_profile_hook): Use
3352 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3354 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3355 Alexander Monakov <amonakov@ispras.ru>
3358 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3359 (not_postinc_memory_operand): New.
3360 (not_postinc_move_operand): New.
3361 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3362 (*cmovsi_internal): Ditto.
3364 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3366 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3367 restrict issue_rate in first pass when scheduling for register
3370 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3371 Rafael Avila de Espindola <espindola@google.com>
3373 * gengtype.c (plugin_output): New.
3374 (get_output_file_with_visibility): Return plugin_output for plugins.
3375 (main): Parse and use the -P option.
3376 * gty.texi: Update the command line format.
3378 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3381 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3383 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3384 out if !const_ok_for_output.
3387 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3388 case VAR_LOCATION>: Remove gcc_unreachable ().
3390 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3392 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3393 (x86_64-*-*): Ditto.
3394 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3395 back to smmintrin.h.
3396 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3397 * config/i386/x86intrin.h: Remove SSE5.
3398 * config/i386/mmintrin-common.h: Delete file.
3399 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3401 2009-09-29 Richard Guenther <rguenther@suse.de>
3403 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3404 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3406 2009-09-29 Nick Clifton <nickc@redhat.com>
3408 * function.c (current_function_name): If there is no current
3409 function just return "<none>".
3411 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3413 * tree-pass.h (register_pass_info): New structure.
3414 (pass_positioning_ops): Move enum from gcc-plugin.h.
3415 (register_pass): New function.
3416 * gcc-plugin.h (plugin_pass): Delete structure.
3417 (pass_positioning_ops): Delete enum.
3418 * plugin.c (regsiter_pass): Delete function.
3419 (position_pass): Delete function.
3420 (added_pass_nodes): Delete variable.
3421 (prev_added_pass_nodes): Delete variable.
3422 (pass_list_node): Delete structure.
3423 * passes.c (make_pass_instance): New function.
3424 (next_pass_1): Change to call make_pass_instance.
3425 (pass_list_node): Move structure from gcc-plugin.h.
3426 (added_pass_nodes): Move variable from plugin.c.
3427 (prev_added_pass_nodes): Move variable from plugin.c.
3428 (position_pass): New function.
3429 (register_pass): New function.
3431 2009-09-28 Easwaran Raman <eraman@google.com>
3433 * ifcvt.c (noce_try_abs): Recognize pattern and call
3434 expand_one_cmpl_abs_nojump.
3435 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3436 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3438 2009-09-28 Ian Lance Taylor <iant@google.com>
3441 * c-opts.c (c_common_handle_option): Don't set
3442 warn_jump_misses_init for -Wall.
3443 * doc/invoke.texi (Warning Options): Update documentation.
3445 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3447 * Makefile.in ($(out_object_file)): Depend on
3448 gt-$(basename $(notdir $(out_file))).h.
3450 2009-09-28 Richard Henderson <rth@redhat.com>
3452 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3453 * except.c (gen_eh_region): Set it.
3454 (duplicate_eh_regions_1): Copy it.
3455 * tree-eh.c (lower_resx): Use it to determine which function
3458 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3459 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3460 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3461 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3462 BUILT_IN_CXA_END_CLEANUP if necessary.
3464 * c-common.c (c_define_builtins): Update call to
3465 build_common_builtin_nodes.
3467 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3469 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3471 2009-09-28 Michael Matz <matz@suse.de>
3473 * builtins.c (interclass_mathfn_icode): New helper.
3474 (expand_builtin_interclass_mathfn): Use it here, and split folding
3476 (fold_builtin_interclass_mathfn): ... this new folder.
3477 (build_call_nofold_loc): New static helper.
3478 (build_call_nofold): New wrapper macro for above.
3479 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3480 (expand_builtin_pow): Ditto.
3481 (expand_builtin_memset_args): Ditto.
3482 (expand_builtin_printf): Ditto.
3483 (expand_builtin_fprintf): Ditto.
3484 (expand_builtin_sprintf): Ditto.
3485 (expand_builtin_memory_chk): Ditto.
3486 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3487 (expand_builtin_stpcpy): Ditto.
3488 (expand_builtin_strcmp): Ditto.
3489 (expand_builtin_strncmp): Ditto.
3490 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3491 (expand_builtin_strcpy_args): Don't call folders.
3492 (expand_builtin_memcmp): Ditto.
3493 (expand_builtin_strncpy): Ditto, and use target.
3494 (expand_builtin_memcpy): Ditto.
3495 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3496 expand_builtin_strpbrk, expand_builtin_memmove,
3497 expand_builtin_memmove_args, expand_builtin_bcopy,
3498 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3499 expand_builtin_strspn, expand_builtin_strcspn,
3500 expand_builtin_fputs): Remove these.
3501 (expand_builtin): Don't call the above, change calls to other
3502 expanders that changed prototype.
3503 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3504 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3505 fold_builtin_interclass_mathfn.
3506 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3507 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3509 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3510 * passes.c (init_optimization_passes): Move pass_fold_builtins
3511 after last phiopt pass.
3512 * tree-inline.c (fold_marked_statements): When folding builtins
3513 iterate over all instruction potentially generated.
3514 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3516 (fold_gimple_call): Use it to always fold calls (into potentially
3517 multiple instructions).
3518 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3519 calls into zero at this time.
3520 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3521 statements generated by builtin folding.
3523 2009-09-28 Nick Clifton <nickc@redhat.com>
3525 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3527 2009-09-28 Duncan Sands <baldrick@free.fr>
3529 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3530 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3531 (register_callback): Dispatch it.
3532 (invoke_plugin_callbacks): Incorporate in sanity check.
3533 * ggc.h (ggc_register_cache_tab): Add declaration.
3534 * ggc-common.c (ggc_register_root_tab): Simplify.
3535 (const_ggc_cache_tab_t): New typedef.
3536 (extra_cache_vec): New vector of dynamically added cache tables.
3537 (ggc_register_cache_tab): New function.
3538 (ggc_scan_cache_tab): New function.
3539 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3540 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3542 2009-09-27 Richard Henderson <rth@redhat.com>
3544 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3545 which we remove __builtin_stack_restore.
3547 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3549 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3550 to test for GRD_INVARIANT.
3551 (simple_rhs_p): Anything that's function_invariant_p is fine.
3553 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3555 * gengtype.c (main): Use plunge_files instead of plugin_output.
3557 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3558 Rafael Avila de Espindola <espindola@google.com>
3560 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3561 Don't print pch related info if it is false.
3562 (main): Don't print pch info in plugin mode.
3564 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3566 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3567 with dw_val_class_const_double.
3568 (struct dw_val_struct): Replace val_long_long with val_double and
3569 adjust for above change.
3570 (output_loc_operands): Likewise.
3571 (add_AT_long_long): Rename into...
3572 (add_AT_double): ...this.
3573 (print_die): Replace dw_val_class_long_long with
3574 dw_val_class_const_double and adjust.
3575 (attr_checksum): Likewise.
3576 (same_dw_val_p): Likewise.
3577 (size_of_die): Likewise.
3578 (value_format): Likewise.
3579 (output_die): Likewise.
3580 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3581 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3582 instead of add_AT_long_long.
3583 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3584 value with the precision of its type.
3586 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
3589 * c-typeck.c (build_conditional_expr): Use the readonly and
3590 volatile flags of the operand types, not of the operands itself.
3592 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
3594 * collect2.c (main): Look for -brtl before adding libraries.
3596 2009-09-27 Jonathan Gray <jsg@openbsd.org>
3598 * config.gcc: Update OpenBSD targets.
3599 * config/openbsd-stdint.h: New file.
3600 * config/openbsd-libpthread.h: New file.
3601 * config/openbsd.h: Update and break out LIB_SPEC definition.
3602 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3603 * config/i386/openbsdelf.h: Correct types.
3604 * config/m68k/openbsd.h: Likewise.
3605 * config/mips/openbsd.h: Likewise.
3606 * config/vax/openbsd.h: Likewise.
3608 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3610 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3611 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3612 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3613 of the length and zero.
3615 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3617 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3618 (FLAGS_H): Add options.h $(REAL_H).
3619 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3620 (TREE_VECTORIZER_H): New.
3621 (EBITMAP_H): Renamed from EBIMAP_H.
3622 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3623 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3624 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3625 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3626 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3627 (graphite-clast-to-gimple.o, graphite-dependences.o)
3628 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3629 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3630 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3631 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3632 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3633 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3634 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3635 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3636 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3637 updated and fixed as per above changes and per
3638 check_makefile_deps.sh output.
3641 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3642 * configure: Regenerate.
3644 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3646 * doc/install.texi: Update minimum MPC version to 0.7.
3648 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3650 * doc/install.texi (Binaries): Remove reference to the binary
3651 distribution CD-ROM from the FSF.
3653 2009-09-26 Michael Matz <matz@suse.de>
3657 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3658 that are mentioned in the body.
3660 2009-09-26 Michael Matz <matz@suse.de>
3662 PR tree-optimization/41454
3663 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3664 (tree_ssa_dominator_optimize): Don't allocate and free it.
3665 (dom_opt_leave_block): Don't iterate over it.
3666 (eliminate_redundant_computations): Don't return a value.
3667 (cprop_operand, cprop_into_stmt): Ditto.
3668 (optimize_stmt): Don't defer updating stmts.
3670 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3672 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3673 generic_parameter_die, template_parameter_pack_die,
3674 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3675 renaming DW_TAG_formal_parameter_pack and
3676 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
3677 and DW_TAG_GNU_template_parameter_pack.
3679 2009-09-25 Anatoly Sokolov <aesok@post.ru>
3681 * config/v850/v850.h (FUNCTION_VALUE): Remove.
3682 * config/v850/v850.c (v850_function_value): New function.
3683 (TARGET_FUNCTION_VALUE): Define.
3685 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3687 * tree-vect-stmts.c (vectorizable_call): Call
3688 mark_symbols_for_renaming after vect_finish_stmt_generation.
3690 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3691 to loc_descriptor_from_tree.
3692 (add_location_or_const_value_attribute): Pass 0 instead of 2
3693 for decl_by_reference_p decls.
3695 2009-09-25 Richard Guenther <rguenther@suse.de>
3698 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3701 2009-09-25 Ben Elliston <bje@au.ibm.com>
3703 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3706 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3708 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3709 form of instruction.
3711 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3714 * fold-const.c (const_binop): Handle complex int division.
3715 * tree-complex.c (expand_complex_div_straight,
3716 expand_complex_div_wide): Update comments.
3718 2009-09-24 DJ Delorie <dj@redhat.com>
3721 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3722 (reg_class): Likewise.
3723 (REG_CLASS_NAMES): Likewise.
3724 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3725 (m32c_override_options): Disable -fivopts for M32C.
3727 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3729 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3730 Delete VSX load/store with update support.
3731 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
3732 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
3736 (VStype_load_update): Ditto.
3737 (VStype_store_update): Ditto.
3738 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3739 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3741 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
3742 load/store with update builtins.
3744 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
3746 * libgcc2.c (L_trampoline): Prototype for getpagesize
3747 and mprotect in WINNT case.
3749 2009-09-24 Anatoly Sokolov <aesok@post.ru>
3751 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
3752 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3753 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3754 'outgoing' argument.
3755 (TARGET_FUNCTION_VALUE): Define.
3757 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3759 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3761 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3764 * common.opt: Initialize dwarf_strict to -1.
3765 * toplev.c (process_options): Catch unset dwarf_strict
3766 and set to 0 for all targets not overriding.
3767 * config/darwin.c (darwin_override_options): Catch unset
3768 dwarf_strict and override to 1.
3770 2009-09-24 Jeff Law <law@redhat.com>
3772 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3774 2009-09-24 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/36143
3777 PR tree-optimization/38747
3778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3779 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3781 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3784 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3785 return false instead of gcc_unreachable (). For CONST return the
3786 value returned by recursive call instead of always returning true.
3787 (tree_add_const_value_attribute): Return the value returned by
3788 add_const_value_attribute instead of always returning true if rtl
3791 2009-09-23 Justin Seyster <jrseys@gmail.com>
3793 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3795 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3797 * cgraphunit.c (cgraph_lower_function): Revert last change.
3798 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3799 instead of DECL_NO_STATIC_CHAIN.
3800 * tree-cfg.c (verify_gimple_call): Likewise.
3801 * tree-nested.c (get_chain_decl, get_chain_field,
3802 convert_tramp_reference_op, convert_gimple_call): Likewise.
3803 (convert_all_function_calls): Likewise. Always set or clear
3804 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3805 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3806 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3808 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3809 DECL_NO_STATIC_CHAIN.
3810 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3811 instead of DECL_NO_STATIC_CHAIN.
3812 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3813 decl_function_context.
3814 * varasm.c (initializer_constant_valid_p): Likewise.
3815 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3816 (DECL_STATIC_CHAIN): ... this.
3817 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3818 instead of DECL_NO_STATIC_CHAIN.
3820 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3821 Rafael Avila de Espindola <espindola@google.com>
3823 * gengtype.c (nb_plugin_files): Make it unsigned to match
3824 num_gt_files. Adjust other variables to avoid warnings.
3825 (main): Allocate an all zero lang_bitmap before each plugin file name
3826 to match regular file names.
3828 2009-09-23 Richard Henderson <rth@redhat.com>
3830 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3831 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3832 static chain passed in memory.
3833 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3834 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3835 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3836 STATIC_CHAIN_REGNUM defined.
3838 * config/picochip/picochip-protos.h: s/class/klass/.
3839 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3840 (picochip_static_chain): New.
3841 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3842 (STATIC_CHAIN_INCOMING): Remove.
3844 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3845 (xtensa_static_chain): New.
3846 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3847 (STATIC_CHAIN_INCOMING): Remove.
3849 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3851 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3852 * config/pa/pa-protos.h (function_value): Remove.
3853 * config/pa/pa.c (pa_function_value): Rename from function_value.
3854 Make static, add 'outgoing' argument.
3855 (TARGET_FUNCTION_VALUE): Define.
3857 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3859 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3860 instead of cfun->machine->is_leaf.
3861 * config/avr/avr.h (machine_function): Remove is_leaf field.
3863 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3866 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3867 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3868 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3869 the same size, prefer DW_OP_stack_value.
3870 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3871 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3873 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3876 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3878 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3881 * cfgexpand.c (convert_debug_memory_address): New.
3882 (expand_debug_expr): Convert base address and offset to the same
3883 mode. Use it to convert addresses to other modes. Accept
3886 2009-09-23 Richard Guenther <rguenther@suse.de>
3888 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3889 produced for bigendian targets with promoted subregs.
3891 2009-09-23 Richard Guenther <rguenther@suse.de>
3893 * value-prof.c (gimple_ic): Purge old EH edges only after building
3896 2009-09-23 Nick Clifton <nickc@redhat.com>
3898 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3900 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3903 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3906 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3907 on non-nested functions.
3909 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3910 Jan Hubicka <jh@suse.cz>
3912 * dwarf2out.c (loc_list_plus_const): Only define if
3913 DWARF2_DEBUGGING_INFO.
3914 (address_of_int_loc_descriptor): Likewise.
3917 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3919 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3922 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3923 constant is more than zero.
3925 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3928 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3929 call final to emit non-scheduled prologue, instead insert at entry.
3931 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3932 Joseph S. Myers <joseph@codesourcery.com>
3934 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3936 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3937 Rafael Avila de Espindola <espindola@google.com>
3939 * gengtype.c (is_file_equal): New function.
3940 (close_output_files): Use is_file_equal. Free of->buf.
3942 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3943 Rafael Avila de Espindola <espindola@google.com>
3945 * gengtype.c (write_types, write_local): Add the output_header
3946 argument. Update all callers.
3948 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3950 * dwarf2out.c (template_parameter_pack_die,
3951 gen_formal_parameter_pack_die ): New functions.
3952 (make_ith_pack_parameter_name): Remove this function.
3953 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3954 DW_TAG_formal_parameter_pack.
3955 (gen_generic_params_dies): Represent each template parameter pack
3956 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3957 represented by usual DW_TAG_template_*_parameter DIEs that are
3958 children of the DW_TAG_template_parameter_pack element DIE.
3959 (generic_parameter_die): This doesn't deal with parameter pack
3960 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3961 of parameter pack DIEs.
3962 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3963 in certain cases, e.g. for pack elements.
3964 (gen_formal_types_die, gen_decl_die): Adjust usage of
3965 gen_formal_parameter_die.
3966 (gen_subprogram_die): Represent each function parameter pack by a
3967 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3968 represented by usual DW_TAG_formal_parameter DIEs that are children
3969 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3970 ____builtin_va_alist decls as no part of the compiler uses those
3972 * langhooks.h (struct lang_hooks_for_decls): Add
3973 function_parm_expanded_from_pack_p, get_generic_function_decl
3974 and function_parameter_pack_p hooks. Fix comment for
3975 get_innermost_generic_parms hook.
3976 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3977 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3978 macros and use them to initialize lang_hook.
3980 2009-09-22 Richard Henderson <rth@redhat.com>
3982 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3983 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3984 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3985 on TRAMPOLINE_TEMPLATE.
3986 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3987 TRAMPOLINE_ADJUST_ADDRESS.
3988 * targhooks.c (default_asm_trampoline_template): Remove.
3989 (default_trampoline_adjust_address): Remove.
3990 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3991 * targhooks.h: Update decls.
3993 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3995 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3996 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3997 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3999 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4002 * reload1.c (reload): Reset debug insns with pseudos without
4005 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4007 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4008 unconditional true for decimal float modes.
4009 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4010 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4012 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4014 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4015 Enable a new case for __FreeBSD__ >= 7.
4016 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4017 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4018 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4019 and USE_LD_AS_NEEDED.
4021 * doc/install.texi (*-*-freebsd*): Update target information.
4023 2009-09-22 Richard Guenther <rguenther@suse.de>
4026 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4027 arrays really properly.
4029 2009-09-22 Richard Henderson <rth@redhat.com>
4032 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4033 calls.static_chain, calls.trampoline_init,
4034 calls.trampoline_adjust_address.
4035 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4036 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4037 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4038 * builtins.c (expand_builtin_setjmp_receiver): Use
4039 targetm.calls.static_chain; only clobber registers.
4040 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4041 set up memory attributes properly for the trampoline block.
4042 (expand_builtin_adjust_trampoline): Use
4043 targetm.calls.trampoline_adjust_address.
4044 * calls.c (prepare_call_address): Add fndecl argument. Use
4045 targetm.calls.static_chain.
4046 * df-scan.c (df_need_static_chain_reg): Remove.
4047 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4048 consolodate static chain handling.
4049 * doc/tm.texi: Document new hooks.
4050 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4051 (init_emit_regs): Don't initialize them.
4052 * expr.h (prepare_call_address): Update decl.
4053 * final.c (profile_function): Use targetm.calls.static_chain.
4054 * function.c (expand_function_start): Likewise.
4055 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4056 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4057 only clobber registers.
4058 * targhooks.c (default_static_chain): New.
4059 (default_asm_trampoline_template, default_trampoline_init): New.
4060 (default_trampoline_adjust_address): New.
4061 * targhooks.h: Declare them.
4062 * varasm.c (assemble_trampoline_template): Use
4063 targetm.asm_out.trampoline_template. Make the memory block const
4066 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4067 alpha_initialize_trampoline. Make static. Merge VMS parameter
4068 differences into the TARGET_ABI_OPEN_VMS code block.
4069 (TARGET_TRAMPOLINE_INIT): New.
4070 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4071 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4072 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4073 (INITIALIZE_TRAMPOLINE): Remove.
4075 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4076 (TRAMPOLINE_TEMPLATE): Merge with ...
4077 (INITIALIZE_TRAMPOLINE): ... this and move ...
4078 * config/arc/arc.c (arc_trampoline_init): ... here.
4079 (TARGET_TRAMPOLINE_INIT): New.
4081 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4082 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4083 (arm_asm_trampoline_template): New.
4084 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4085 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4086 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4087 code to arm_asm_trampoline_template.
4088 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4089 arm_trampoline_adjust_address.
4090 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4091 adjust for target hook parameters.
4093 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4096 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4097 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4098 (bfin_trampoline_init): Rename from initialize_trampoline;
4099 make static; update for target hook parameters.
4100 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4101 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4102 bfin_asm_trampoline_template.
4103 (INITIALIZE_TRAMPOLINE): Remove.
4105 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4106 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4107 cris_trampoline_init): New.
4108 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4109 cris_asm_trampoline_template.
4110 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4111 adjust for target hook parameters.
4113 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4115 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4116 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4117 fr30_trampoline_init): New.
4118 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4119 fr30_asm_trampoline_template.
4120 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4121 adjust for target hook parameters.
4123 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4124 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4125 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4126 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4127 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4129 * config/h8300/h8300.c (h8300_trampoline_init): New.
4130 (TARGET_TRAMPOLINE_INIT): New.
4131 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4132 to h8300_trampoline_init and adjust for hook parameters.
4134 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4135 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4136 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4137 make static; adjust for hook parameters.
4138 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4140 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4141 (TARGET_TRAMPOLINE_INIT): New.
4142 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4143 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4144 iq2000_asm_trampoline_template.
4145 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4146 (TRAMPOLINE_CODE_SIZE): New.
4147 (TRAMPOLINE_SIZE): Use it.
4148 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4150 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4151 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4152 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4153 adjust for hook parameters.
4154 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4156 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4157 (m32r_trampoline_init): New.
4158 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4159 m32r_trampoline_init.
4161 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4162 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4163 make static; update for hook parameters.
4164 * config/m68hc11/m68hc11-protos.h: Update.
4165 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4167 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4168 (TARGET_TRAMPOLINE_INIT): New.
4169 (mcore_function_value): Fix typo.
4170 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4171 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4172 to mcore_asm_trampoline_template.
4173 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4175 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4176 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4177 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4178 update for hook parameters.
4179 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4181 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4182 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4183 mips_trampoline_init): New.
4184 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4185 mips_asm_trampoline_template.
4186 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4187 update for hook parameters.
4189 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4190 (TARGET_TRAMPOLINE_INIT): New.
4191 (mmix_trampoline_size): Remove.
4192 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4193 make static. Remove out-of-date tetra vs octa comment.
4194 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4195 make static; update for hook parameters.
4196 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4197 (INITIALIZE_TRAMPOLINE): Remove.
4198 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4199 (TRAMPOLINE_ALIGNMENT): New.
4200 * gcc/config/mmix/mmix-protos.h: Update.
4202 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4203 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4204 mn10300_trampoline_init): New.
4205 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4206 mn10300_asm_trampoline_template.
4207 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4209 * config/moxie/moxie.c (moxie_static_chain,
4210 moxie_asm_trampoline_template, moxie_trampoline_init,
4211 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4212 TARGET_TRAMPOLINE_INIT): New.
4213 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4214 moxie_trampoline_init.
4215 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4216 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4218 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4219 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4220 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4221 pa_trampoline_adjust_address): New.
4222 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4223 pa_asm_trampoline_template.
4224 (TRAMPOLINE_ALIGNMENT): New.
4225 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4226 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4227 adjust for hook parameters.
4228 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4230 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4231 (TARGET_TRAMPOLINE_INIT): New.
4232 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4233 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4235 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4237 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4238 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4239 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4240 make static; adjust parameters for the hook.
4241 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4243 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4244 s390_trampoline_template; make static.
4245 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4246 make static; adjust for target hook.
4247 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4248 * config/s390/s390-protos.h: Remove trampoline decls.
4249 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4250 (TRAMPOLINE_TEMPLATE): Remove.
4251 (TRAMPOLINE_ALIGNMENT): New.
4253 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4254 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4255 (TARGET_TRAMPOLINE_INIT): New.
4256 (score_asm_trampoline_template): New.
4257 (score_trampoline_init): Rename from score_initialize_trampoline;
4258 make static; adjust for hook parameters.
4259 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4260 score[37]_asm_trampoline_template.
4261 (INITIALIZE_TRAMPOLINE): Remove.
4262 * config/score/score3.c (score3_asm_trampoline_template): New.
4263 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4264 adjust for target hook.
4265 * config/score/score7.c (score7_asm_trampoline_template): New.
4266 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4267 adjust for target hook.
4268 * config/score/score3.h, config/score/score7.h: Update.
4270 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4271 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4272 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4273 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4274 make static; adjust for target hook parameters.
4275 (sh_trampoline_adjust_address): New.
4276 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4277 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4279 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4280 (sparc32_initialize_trampoline): Rename from
4281 sparc_initialize_trampoline; make static; replace tramp parameter
4282 with m_tramp and update memory accesses.
4283 (sparc64_initialize_trampoline): Similarly.
4284 (sparc_trampoline_init): New.
4285 * config/sparc/sparc-protos.h: Remove trampoline decls.
4286 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4287 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4289 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4290 (array_to_constant): Make ARR parameter const.
4291 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4292 make static; update for hook parameters.
4293 * config/spu/spu-protos.h: Update decls.
4294 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4296 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4297 from xstormy16_initialize_trampoline; make static; update for
4299 (TARGET_TRAMPOLINE_INIT): New.
4300 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4302 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4303 (TARGET_TRAMPOLINE_INIT): New.
4304 (v850_can_eliminate): Make static.
4305 (v850_asm_trampoline_template, v850_trampoline_init): New.
4306 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4307 v850_asm_trampoline_template.
4308 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4309 and adjust for target hook parameters.
4311 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4312 (TARGET_TRAMPOLINE_INIT): New.
4313 (vax_asm_trampoline_template, vax_trampoline_init): New.
4314 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4315 vax_asm_trampoline_template.
4316 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4318 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4319 (TARGET_TRAMPOLINE_INIT): New.
4320 (xtensa_asm_trampoline_template): Rename from
4321 xtensa_trampoline_template; make static.
4322 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4323 make static; update for hook parameters.
4324 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4325 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4326 (INITIALIZE_TRAMPOLINE): Remove.
4328 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4329 error for nested functions with regparm=3.
4330 (ix86_compute_frame_layout): Adjust frame pointer offset for
4331 ix86_static_chain_on_stack.
4332 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4333 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4334 don't reset to UNITS_PER_WORD.
4335 (ix86_emit_leave): Adjust ix86_cfa_state.
4336 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4337 (ix86_static_chain): New.
4338 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4339 make static; update for target hook parameters; use ix86_static_chain.
4340 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4341 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4342 (INITIALIZE_TRAMPOLINE): Remove.
4343 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4344 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4345 to the end. Add static_chain_on_stack.
4346 (ix86_static_chain_on_stack): New.
4348 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4349 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4350 (m68k_trampoline_init): New.
4351 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4352 m68k_trampoline_init and adjust for hook parameters.
4353 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4354 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4356 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4358 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4359 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4361 * reload1.c (reload): Call wrap_constant when substituting
4362 reg for equiv inside of DEBUG_INSNs.
4365 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4366 add_call_src_coords_attributes, add_high_low_attributes,
4367 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4368 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4369 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4370 when -gdwarf-2 -gstrict-dwarf.
4371 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4372 -gdwarf-[23] -gstrict-dwarf.
4373 (address_of_int_loc_descriptor, loc_descriptor,
4374 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4375 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4376 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4378 2009-09-22 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/41428
4381 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4382 (ccp_finalize): Pass it to substitute_and_fold.
4384 2009-09-22 Richard Guenther <rguenther@suse.de>
4386 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4387 (substitute_and_fold): Adjust prototype.
4388 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4389 (simplify_stmt_using_ranges): Likewise.
4390 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4391 (vrp_fold_stmt): New function.
4392 (vrp_finalize): Pass it to substitute_and_fold.
4393 * tree-flow.h (vrp_evaluate_conditional): Remove.
4394 (simplify_stmt_using_ranges): Likewise.
4395 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4396 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4397 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4399 (fold_predicate_in): Move to tree-vrp.c.
4400 (substitute_and_fold): Use the callback instead of calling into
4401 tree-vrp.c functions directly.
4403 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4405 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4406 comparison warning on rs6000.
4409 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4410 GIMPLE_EH_MUST_NOT_THROW cleanup.
4411 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4413 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4416 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4417 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4418 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4419 libSystem which is derived from the gcc 4.2.1 unwinder.
4421 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4424 * varasm.c (default_encode_section_info): Copy TLS model into
4425 sym_ref flags regardless of backend support for TLS, for all
4426 model types except TLS_MODEL_EMULATED.
4428 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4431 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4432 we can handle it correctly.
4434 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4436 * doc/install.texi (os2): Remove section.
4438 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4440 * doc/standards.texi (Objective-C): Adjust two URLs.
4442 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4444 * tree-tailcall.c (process_assignment): Don't check if a
4445 multiplication or an addition are already present.
4446 (find_tail_calls): Combine multiple additions and multiplications.
4447 (adjust_accumulator_values): Emit accumulators.
4449 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4451 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4452 xmm register restore.
4454 2009-09-21 Jan Hubicka <jh@suse.cz>
4456 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4457 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4460 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4462 * stor-layout.c (layout_type): Remove obsolete code.
4464 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4467 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4469 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4472 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4473 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4474 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4475 * fold-const.c (const_binop): Likewise.
4476 * real.h (do_mpc_arg2): Update prototype.
4478 2009-09-20 Jan Hubicka <jh@suse.cz>
4480 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4481 (add_location_or_const_value_attribute): Rewrite using
4483 (tree_add_const_value_attribute): Return true if successful.
4484 (tree_add_const_value_attribute_for_decl): Likewise.
4486 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4487 (loc_descriptor): ... here;
4488 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4489 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4490 pool items that was not marked for output.
4491 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4492 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4493 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4494 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4495 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4496 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4497 DW_OP_stack_value to get address of items that are not available
4499 (dw_loc_list): Handle single element lists correctly.
4501 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4502 Pascal Obry <obry@adacore.com>
4504 * unwind-dw2-fde.c (classify_object_over_fdes):
4505 Cast the constant 1 to _Unwind_Ptr.
4506 (add_fdes): Likewise.
4507 (linear_search_fdes): Likewise.
4509 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4511 * stor-layout.c (set_sizetype): Avoid useless type copy.
4513 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4515 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4517 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4518 * configure, config.in: Regenerate.
4519 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4521 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4522 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4523 for global data if the output could be used in a shared library.
4524 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4525 to 0 if TARGET_WRITABLE_EH_FRAME.
4527 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4529 PR rtl-optimization/39886
4530 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4531 just when insn is equal to BB_END (bb).
4533 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4535 * config/mips/mips.opt (mrelax-pic-calls): New option.
4536 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4538 (mips_unspec_call): Change "unspec_call" expander into this.
4539 (mips_strip_unspec_call): New function.
4540 (mips_got_load): Call mips_unspec_call instead of
4541 gen_unspec_call<mode>.
4542 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4544 (mips_cfg_in_reorg): New function.
4545 (mips16_lay_out_constants): Use it to decide whether to call
4546 CFG-aware insn splitting.
4547 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4548 mips_reorg. Move DF set-up code from here ...
4549 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4551 (mips_reorg): Call mips_df_reorg instead of
4552 r10k_insert_cache_barriers. Move CFG set-up code here from
4553 r10k_insert_cache_barriers.
4554 (mips_call_expr_from_insn): New function.
4555 (mips_pic_call_symbol_from_set): Likewise.
4556 (mips_find_pic_call_symbol): Likewise.
4557 (mips_annotate_pic_call_expr): Likewise.
4558 (mips_get_pic_call_symbol): Likewise.
4559 (mips_annotate_pic_calls): Likewise.
4560 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4562 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4563 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4564 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4566 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4567 (unspec_call<mode>): Remove it.
4568 (sibcall_internal, sibcall_value_internal,
4569 sibcall_value_multiple_internal, call_internal, call_split,
4570 call_value_internal, call_value_split,
4571 call_value_multiple_internal, call_value_multiple_split): Pass
4572 SIZE_OPNO to MIPS_CALL.
4573 (call_internal_direct, call_direct_split,
4574 call_value_internal_direct, call_value_direct_split): Pass -1 as
4575 SIZE_OPNO to MIPS_CALL.
4576 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4577 * configure: Regenerate.
4578 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4579 and -mno-relax-pic-calls.
4580 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4582 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4585 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4586 in the directory this rule is called from, rather than the
4587 toplevel 'gcc' directory, to fix in-tree build.
4589 2009-09-19 Chris Demetriou <cgd@google.com>
4591 PR preprocessor/28435:
4592 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
4593 to cpplib that the preprocessor output is needed.
4595 2009-09-19 Jakub Jelinek <jakub@redhat.com>
4597 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4598 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4599 *return_and_restore_fpregs_<mode>,
4600 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4603 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4604 instead of assuming it has always a REG inside of it.
4606 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4608 * config/freebsd.h: Update comment on types.
4609 (WINT_TYPE): Define.
4611 2009-09-18 Jason Merrill <jason@redhat.com>
4613 * c.opt: Add -fno-deduce-init-list.
4615 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4617 * value-prof.c (interesting_stringop_to_profile_p): Added output
4618 argument to indicate which parameter is the size parameter.
4619 * value-prof.c (gimple_stringop_fixed_value): Use
4620 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4621 * value-prof.c (gimple_stringops_transform): Update call sites to
4622 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4624 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4627 From David Binderman <dcb314@hotmail.com>:
4628 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4629 local variable f. Remove stale comments.
4630 (ix86_compute_frame_layout): Remove useless local variable total_size.
4631 Remove #if 0'd code.
4632 (legitimate_address_p): Remove useless local variables
4633 reason_rtx and reason.
4634 (ix86_split_copysign_const): Remove useless local variable op1.
4635 (scale_counter): Remove useless local variable piece_size_mask.
4637 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4639 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4642 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4645 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4647 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4649 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4652 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4654 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4655 DW_OP_implicit_value even without dwarf_version 4.
4657 2009-09-17 Jan Hubicka <jh@suse.cz>
4659 * dwarf2out.c: Include tree-pass.h and gimple.h.
4660 (loc_list_plus_const): New function.
4661 (loc_descriptor_from_tree_1): Rename to ...
4662 (loc_descriptor_from_tree): ... remove original.
4663 (loc_list_from_tree): New function.
4664 (add_AT_location_description): Accept location list.
4665 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4666 (concatn_mem_loc_descriptor): Remove.
4667 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4669 (secname_for_decl): Move up.
4670 (hidden_reference_p): New function; break out from ...
4671 (loc_by_refernece): ... here; move up.
4672 (dw_loc_list): New function.
4673 (single_element_loc_list): New function.
4674 (single_element_loc_list_p): New function.
4675 (add_loc_descr_to_each): New function.
4676 (add_loc_list): New function.
4677 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
4678 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
4679 add diagnostics why expansion failed.
4680 (add_location_or_const_value_attribute): Support location lists.
4681 (add_bound_info): Likewise.
4682 (descr_info_loc): Update call of loc_descriptor_from_tree.
4683 (gen_variable_die): Work on location lists.
4684 * final.c (pass_final): Add dump file.
4685 * Makefile.in (dwarf2out.o): Add new dependencies.
4687 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4690 * real.c decimal_from_integer, decimal_integer_string): New.
4691 (real_from_integer): Use them as special case for decimal float.
4692 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4693 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4694 Do not append zero after the decimal point in string to convert.
4696 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4698 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4699 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4701 2009-09-17 Martin Jambor <mjambor@suse.cz>
4703 * common.opt (fipa-sra): New switch.
4704 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4705 * timevar.def (TV_IPA_SRA): New timevar.
4706 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4707 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4708 * tree-sra.c: Include cgraph.c.
4709 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4710 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4711 and grp_not_necessarilly_dereferenced.
4712 (func_param_count): New variable.
4713 (encountered_apply_args): New variable.
4714 (bb_dereferences): New variable.
4715 (final_bbs): New variable.
4716 (no_accesses_representant): New variable.
4717 (no_accesses_p): New function.
4718 (dump_access): Dump the new fields.
4719 (sra_initialize): Set encountered_apply_args to false.
4720 (get_ssa_base_param): New function.
4721 (mark_parm_dereference): New function.
4722 (create_access): Caring for INIDRECT_REFs and different handling of
4723 varialble length accesses in early IPA SRA. Store the stmt - a new
4724 parameter - to the new access.
4725 (build_access_from_expr_1): New parameter stmt, passed to
4726 create_access. Handle INDIRECT_REFs.
4727 (build_access_from_expr): Pass the current statement to
4728 build_access_from_expr_1.
4729 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
4731 (build_accesses_from_assign): Pass the current statement to
4732 build_access_from_expr_1. Do not create assign links in IPA-SRA.
4733 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
4734 final_bbs when necessary. Check for calls to __builtin_apply_args.
4735 Fixup EH info if anythng was changed.
4736 (is_unused_scalar_param): New function.
4737 (ptr_parm_has_direct_uses): New function.
4738 (find_param_candidates): New function.
4739 (mark_maybe_modified): New function.
4740 (analyze_modified_params): New function.
4741 (propagate_dereference_distances): New function.
4742 (dump_dereferences_table): New function.
4743 (analyze_caller_dereference_legality): New function.
4744 (unmodified_by_ref_scalar_representative): New function.
4745 (splice_param_accesses): New function.
4746 (decide_one_param_reduction): New function.
4747 (enum ipa_splicing_result): New type.
4748 (splice_all_param_accesses): New function.
4749 (get_param_index): New function.
4750 (turn_representatives_into_adjustments): New function.
4751 (analyze_all_param_acesses): New function.
4752 (get_replaced_param_substitute): New function.
4753 (get_adjustment_for_base): New function.
4754 (replace_removed_params_ssa_names): New function.
4755 (sra_ipa_reset_debug_stmts): New function.
4756 (sra_ipa_modify_expr): New function.
4757 (sra_ipa_modify_assign): New function.
4758 (convert_callers): New function.
4759 (modify_function): New function.
4760 (ipa_sra_preliminary_function_checks): New function.
4761 (ipa_early_sra): New function.
4762 (ipa_early_sra_gate): New function.
4763 (pass_early_ipa_sra): New variable.
4764 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4766 2009-09-17 Michael Matz <matz@suse.de>
4769 * tree.c (build_type_attribute_qual_variant): Export.
4770 * tree.h (build_type_attribute_qual_variant): Declare.
4771 * tree-inline.c (remap_type_1): Use it to build variants with
4772 the original qualifiers and attributes.
4774 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4776 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4777 without a fallthrough edge.
4779 2009-09-16 DJ Delorie <dj@redhat.com>
4781 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4782 chip and ignore the "fast_interrupt" attribute if so.
4784 2009-09-16 Richard Henderson <rth@redhat.com>
4787 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4790 2009-09-16 Richard Henderson <rth@redhat.com>
4793 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4794 is set only if DECL_NO_STATIC_CHAIN is unset.
4795 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4796 (FOR_EACH_NEST_INFO): New.
4797 (walk_all_functions): Use it.
4798 (finalize_nesting_tree): Likewise.
4799 (unnest_nesting_tree): Likewise.
4800 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4801 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4802 (convert_gimple_call): Early out if gimple_call_chain already set.
4803 (convert_all_function_calls): Iterate until no new functions
4804 require a static chain.
4805 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4806 when building a trampoline. Use dump_function_to_file instead
4808 (lower_nested_functions): Open dump_file. Validate that decls
4809 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4810 bit reset by this pass.
4812 2009-09-16 Michael Matz <matz@suse.de>
4815 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4816 shorten decl_common_unused.
4817 (DECL_RESTRICTED_P): New accessor.
4818 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4819 to disambiguate marked decls and restrict pointers.
4821 2009-09-16 Richard Henderson <rth@redhat.com>
4824 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4826 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4828 * integrate.c (set_block_abstract_flags): Call
4829 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4831 2009-09-16 Richard Guenther <rguenther@suse.de>
4834 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4837 2009-09-16 DJ Delorie <dj@redhat.com>
4838 Kaz Kojima <kkojima@gcc.gnu.org>
4840 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4841 (sh_expand_prologue): Update calls to output_stack_adjust.
4842 (sh_expand_epilogue): Likewise.
4844 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4847 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4848 trying to limit the extent of searches in the insn stream.
4850 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4851 Jakub Jelinek <jakub@redhat.com>
4855 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4857 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4858 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4859 (rs6000_savres_strategy): Always save FP registers inline if the
4860 target doesn't support hardware double-precision. Set the above
4861 bits in return value when needed.
4862 (rs6000_savres_routine_sym): Fix computation for cache selector.
4863 Mark the generated symbol as a function. Rename exitp argument to
4864 lr. Move code for determining the name of the symbol...
4865 (rs6000_savres_routine_name): ...here. New function. Add cases for
4866 getting the names right on AIX and 64-bit Linux.
4867 (savres_routine_name): New variable.
4868 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4869 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4870 on what the target routine uses as a base register. If savep && lr
4871 describe saving of r0 into memory slot.
4872 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4873 line calls for AIX ABI.
4874 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4875 determine FP save/restore functions.
4876 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4877 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4879 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4880 Duplicate restoration of LR and execute the appropriate one
4881 depending on whether GPRs are being restored inline. Set r11 from
4882 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4883 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4884 Fix out of line calls for AIX ABI.
4885 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4887 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4889 (*restore_gpregs_spe): Likewise.
4890 (*return_and_restore_gpregs_spe): Likewise.
4891 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4892 Define to empty string unconditionally.
4893 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4894 Define to empty string unconditionally.
4895 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4898 2009-09-15 Jan Hubicka <jh@suse.cz>
4900 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4901 * params.def (inline-insns-auto): Likewise.
4903 2009-09-15 Martin Jambor <mjambor@suse.cz>
4905 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4906 individual statements only at TDF_DETAILS dump level. Format
4907 source for 80 characters per line.
4909 2009-09-15 Christian Bruel <christian.bruel@st.com>
4911 * regrename.c (do_replace): Update REG_DEAD notes.
4913 2009-09-15 Revital Eres <eres@il.ibm.com>
4915 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4916 * targhooks.c (default_builtin_support_vector_misalignment):
4917 New builtin function.
4918 * targhooks.h (default_builtin_support_vector_misalignment):
4920 * target.h (builtin_support_vector_misalignment):
4921 New field in struct gcc_target.
4922 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4923 new builtin function.
4924 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4926 * config/rs6000/rs6000.c
4927 (rs6000_builtin_support_vector_misalignment): New function.
4928 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4930 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4932 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4934 (bfin_optimize_loop): Likewise.
4935 (bfin_gen_bundles): Likewise.
4936 (workaround_speculation): Likewise.
4937 (find_load): Return NULL_RTX for debug_insn.
4939 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4941 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4944 2009-09-14 DJ Delorie <dj@redhat.com>
4946 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4947 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4950 2009-09-14 Richard Henderson <rth@redhat.com>
4951 Jakub Jelinek <jakub@redhat.com>
4953 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4954 * cfgbuild.c (make_edges): Handle asm goto.
4955 * cfglayout.c (fixup_reorder_chain): Likewise.
4956 * cfgrtl.c (patch_jump_insn): Likewise.
4957 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4958 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4959 (gimple_build_asm_vec): Add and use labels parameter.
4960 (gimple_build_asm): Remove.
4961 (walk_gimple_asm): Walk labels too.
4962 * gimple.def (GIMPLE_ASM): Update docs.
4963 * gimple.h: Update decls.
4964 (struct gimple_statement_asm): Change nc to use unsigned char;
4966 (gimple_asm_nlabels): New.
4967 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4968 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4969 into gimple_build_asm_vec.
4970 * jump.c (mark_jump_label_asm): New.
4971 (mark_jump_label): Use it.
4972 (redirect_jump_1): Handle asm goto.
4973 (invert_jump_1): Soft fail if X is null.
4974 * recog.c (extract_asm_operands): New.
4975 (asm_noperands): Use it; handle asm labels.
4976 (decode_asm_operands): Use extract_asm_operands.
4977 (asm_operand_ok): Properly handle empty string.
4978 * reg-stack.c (get_asm_operands_in_out): Rename from
4979 get_asm_operand_n_inputs; use extract_asm_operands; return both
4980 inputs and outputs by reference; update all callers.
4981 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4982 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4983 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4984 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4985 (extract_asm_operands): Declare.
4986 * stmt.c (expand_asm_operands): Add and use labels parameter.
4987 (check_unique_operand_names): Likewise.
4988 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4989 (expand_asm_stmt): Handle asm labels.
4990 * tree-cfg.c (make_gimple_asm_edges): New.
4991 (make_edges): Use it.
4992 (cleanup_dead_labels): Handle asm labels.
4993 (is_ctrl_altering_stmt): Likewise.
4994 (gimple_redirect_edge_and_branch): Likewise.
4995 * tree.def (ASM_EXPR): Add 5th operand.
4996 * tree.h (ASM_LABELS): New.
4997 (resolve_asm_operand_names): Update decl.
4999 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5000 (c_parser_asm_goto_operands): New.
5001 * c-tree.h (build_asm_expr): Update decl.
5002 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5003 * doc/extend.texi: Document asm goto.
5005 2009-09-14 Richard Henderson <rth@redhat.com>
5007 * except.h: Update declarations.
5008 (struct pointer_map_t): Forward declare.
5009 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5010 (struct eh_landing_pad_d, eh_landing_pad): New.
5011 (struct eh_catch_d, eh_catch): New.
5012 (struct eh_region_d): Remove next_region_sharing_label, aka,
5013 label, tree_label, landing_pad, post_landing_pad, resume,
5014 may_contain_throw. Rename region_number to index. Remove
5015 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5016 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5017 (VEC(eh_landing_pad,gc)): New.
5018 (struct eh_status): Remove last_region_number. Add lp_array,
5019 throw_stmt_table, ttype_data, ehspec_data.
5020 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5021 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5022 * except.c (lang_protect_cleanup_actions): Return tree.
5023 (struct ehl_map_entry): Remove.
5024 (init_eh_for_function): Push zero entries for region and lp_array.
5025 (gen_eh_region): Add to region_array immediately.
5026 (gen_eh_region_catch): Operate on eh_catch objects.
5027 (gen_eh_landing_pad): New.
5028 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5029 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5030 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5031 (get_eh_landing_pad_from_number_fn): New.
5032 (get_eh_landing_pad_from_number): New.
5033 (get_eh_region_from_lp_number_fn): New.
5034 (get_eh_region_from_lp_number): New.
5035 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5036 (get_exception_pointer, get_exception_filter): Remove.
5037 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5038 (current_function_has_exception_handlers): Simplify.
5039 (bring_to_root, eh_region_replaceable_by_p): Remove.
5040 (replace_region, hash_type_list, hash_eh_region): Remove.
5041 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5042 (label_to_region_map, num_eh_regions): Remove.
5043 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5044 (find_exception_handler_labels): Remove.
5045 (duplicate_eh_regions_0, find_prev_try): Remove.
5046 (struct duplicate_eh_regions_data): New.
5047 (duplicate_eh_regions_1): Rewrite.
5048 (duplicate_eh_regions): Return a pointer map instead of an
5050 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5051 (redirect_eh_edge_to_label): Remove.
5052 (eh_region_outermost): Rewrite using eh_region pointers
5053 instead of integers.
5054 (add_ttypes_entry): Update for ttype_data move to eh_status.
5055 (add_ehspec_entry): Rewrite with VEC instead of varray.
5056 (assign_filter_values): Likewise. Export.
5057 (build_post_landing_pads, connect_post_landing_pads): Remove.
5058 (dw2_build_landing_pads): Rewrite to use lp_array.
5059 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5060 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5061 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5062 (sjlj_mark_call_sites): Update for landing pad numbers.
5063 (finish_eh_generation): Rewrite.
5064 (gate_handle_eh): Do nothing for no eh tree.
5065 (pass_rtl_eh): Move up near finish_eh_generation.
5066 (remove_eh_landing_pad): New.
5067 (remove_eh_handler): Export.
5068 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5069 (for_each_eh_label): Rewrite to use lp_array.
5070 (make_reg_eh_region_note): New.
5071 (make_reg_eh_region_note_nothrow_nononlocal): New.
5072 (insn_could_throw_p): New.
5073 (copy_reg_eh_region_note_forward): New.
5074 (copy_reg_eh_region_note_backward): New.
5075 (check_handled, add_reachable_handler): Remove.
5076 (reachable_next_level, foreach_reachable_handler): Remove.
5077 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5078 (get_eh_region_and_lp_from_rtx): New.
5079 (get_eh_region_from_rtx): New.
5080 (can_throw_internal_1, can_throw_external_1): Remove.
5081 (can_throw_internal): Use get_eh_region_from_rtx.
5082 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5083 (insn_nothrow_p, can_nonlocal_goto): New.
5084 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5085 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5086 (add_action_record): Use VEC not varray.
5087 (collect_one_action_chain): Update for eh_region changes.
5088 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5089 Use get_eh_region_and_lp_from_rtx.
5090 (gate_convert_to_eh_region_ranges): New.
5091 (pass_convert_to_eh_region_ranges): Use it.
5092 (push_uleb128, push_sleb128): Use VEC not varray.
5093 (output_one_function_exception_table): Likewise.
5094 (dump_eh_tree): Update for eh_region changes.
5095 (verify_eh_tree): Likewise.
5096 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5097 * tree-eh.c: Include target.h.
5098 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5099 Don't disallow GIMPLE_RESX; adjust argument check.
5100 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5101 (record_stmt_eh_region): Update for landing pad numbers;
5102 generate a landing pad if necessary.
5103 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5104 (remove_stmt_from_eh_lp_fn): Similarly.
5105 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5106 Update for lp numbers; don't special case missing throw_stmt_table.
5107 (lookup_expr_eh_lp): Similarly.
5108 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5109 (eh_seq, eh_region_may_contain_throw): New.
5110 (struct leh_state): Add ehp_region.
5111 (struct leh_tf_state): Remove eh_label.
5112 (emit_post_landing_pad): New.
5113 (emit_resx, emit_eh_dispatch): New.
5114 (note_eh_region_may_contain_throw): New.
5115 (frob_into_branch_around): Take eh_region not eh label;
5116 emit eh code into eh_seq.
5117 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5118 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5119 lower_eh_must_not_throw. Emit code to eh_seq.
5120 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5121 (lower_try_finally_onedest): Likewise.
5122 (lower_try_finally_copy): Likewise.
5123 (lower_try_finally_switch): Likewise.
5124 (lower_try_finally): Initialize ehp_region.
5125 (lower_catch): Update for eh_catch objects.
5126 (lower_eh_filter): Don't handle must_not_throw.
5127 (lower_eh_must_not_throw): New.
5128 (lower_cleanup): Don't set eh_label.
5129 (lower_eh_constructs_2): Resolve eh builtins.
5130 Handle GIMPLE_EH_MUST_NOT_THROW.
5131 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5132 Add eh_seq to the end of the function body.
5133 (make_eh_dispatch_edges): New.
5134 (make_eh_edge): Remove.
5135 (make_eh_edges): Simplify for landing pads.
5136 (redirect_eh_edge_1): New.
5137 (redirect_eh_edge): Use it.
5138 (redirect_eh_dispatch_edge): New.
5139 (stmt_could_throw_p): Use a switch. Allow RESX.
5140 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5141 (stmt_can_throw_internal): Likewise.
5142 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5143 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5144 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5145 (gate_refactor_eh): New.
5146 (pass_refactor_eh): Use it.
5147 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5148 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5149 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5150 (remove_unreachable_handlers): Rename from
5151 tree_remove_unreachable_handlers; rewrite for landing pads;
5152 call remove_eh_handler directly.
5153 (remove_unreachable_handlers_no_lp): New.
5154 (unsplit_eh, unsplit_all_eh): New.
5155 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5156 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5157 (cleanup_empty_eh_unsplit): New.
5158 (cleanup_empty_eh): Rewrite.
5159 (cleanup_all_empty_eh): New.
5160 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5161 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5162 (gate_cleanup_eh): New.
5163 (pass_cleanup_eh): Use it.
5164 (verify_eh_edges): Move later in file. Expect one EH edge.
5165 (verify_eh_dispatch_edge): New.
5167 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5168 (gtype-desc.o): Add TARGET_H.
5169 (tree.o): Use EXCEPT_H, not except.h.
5170 (cfgbuild.o): Add EXPR_H.
5171 (GTFILES): Add vecprim.h.
5172 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5173 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5174 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5175 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5176 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5177 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5178 calls to can_throw_internal.
5179 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5180 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5181 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5182 (expand_gimple_stmt): Use make_reg_eh_region_note.
5183 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5184 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5185 or find_exception_handler_labels.
5186 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5187 there is exacly one EH edge. Use can_nonlocal_goto and
5189 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5190 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5191 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5192 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5193 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5194 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5195 * dse.c (scan_insn): Use insn_could_throw_p.
5196 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5197 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5198 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5199 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5200 EXC_PTR_EXPR or FILTER_EXPR.
5201 (tree_expr_nonzero_warnv_p): Likewise.
5202 * function.h: Include vecprim.h, not varray.h
5203 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5204 move ttype_data and ehspec_data members to struct eh_status; change
5205 action_record_data member to a VEC.
5206 * gcse.c (hash_scan_set): Use can_throw_internal.
5207 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5208 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5209 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5210 (block_may_fallthru): Don't handle RESX_EXPR.
5211 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5212 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5213 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5214 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5215 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5216 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5217 (gimple_size): Likewise.
5218 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5219 (gimple_build_resx): Use gimple_build_with_ops.
5220 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5221 (is_gimple_val): Likewise.
5222 (is_gimple_stmt): Remove RESX_EXPR.
5223 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5224 (GIMPLE_RESX): Reorder with other EH constructs.
5225 * gimple.h (struct gimple_statement_eh_mnt): New.
5226 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5227 (gimple_eh_filter_must_not_throw): Remove.
5228 (gimple_eh_filter_set_must_not_throw): Remove.
5229 (gimple_eh_must_not_throw_fndecl): New.
5230 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5231 (is_gimple_resx): New.
5232 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5233 Don't copy EH_FILTER_MUST_NOT_THROW.
5234 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5235 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5236 handle must_not_throw_labels specially.
5237 * ipa-pure-const.c (check_call): Update debug statement for LP.
5238 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5239 * ipa-utils.c (get_base_var): Likewise.
5240 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5241 * lower-subreg.c (move_eh_region_note): Remove.
5242 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5243 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5244 (create_task_copyfn): Likewise.
5245 (maybe_catch_exception): Use gimple_build_eh_filter.
5246 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5247 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5248 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5249 and pass_lower_resx.
5250 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5251 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5252 can_throw_internal, can_nonlocal_goto.
5253 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5254 copy_reg_eh_region_note_forward.
5255 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5256 (emit_output_reload_insns): Likewise.
5257 (copy_eh_notes): Remove.
5258 * rtl.def (RESX): Remove.
5259 * rtl.h: Update declarations.
5260 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5261 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5262 (update_eh_label): Remove.
5263 (cleanup_dead_labels_eh): New.
5264 (cleanup_deal_labels): Use it instead of update_eh_label.
5265 (gimple_merge_blocks): Update landing pad data structure when
5266 removing a landing pad label.
5267 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5268 test; handle GIMPLE_EH_MUST_NOT_THROW.
5269 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5270 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5271 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5272 (verify_stmt): Likewise. Verify landing pads.
5273 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5274 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5275 (struct move_stmt_d): Add eh_map.
5276 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5277 (move_stmt_r): Remap eh region numbers in builtin calls,
5278 resx and eh_dispatch.
5279 (move_block_to_fn): Remove eh_offset parameter. Use
5280 maybe_duplicate_eh_stmt_fn.
5281 (find_outermost_region_in_block): Operate on eh_region pointers
5282 instead of region numbers.
5283 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5284 duplicate_eh_regions.
5285 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5286 test earlier. Disallow EH landing pads.
5287 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5288 * tree-flow.h: Update declarations.
5289 (struct tree_ann_common_d): Replace rn with lp_nr.
5290 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5291 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5292 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5293 resx and eh_dispatch.
5294 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5295 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5296 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5297 from duplicate_eh_regions.
5298 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5299 update RESX; handle EH_DISPATCH.
5300 (expand_call_inline): Set eh_lp_nr, not eh_region.
5301 (maybe_inline_call_in_expr): Likewise.
5302 * tree-inline.h (struct copy_body_data): Replace eh_region with
5303 eh_lp_nr, eh_region_offset with eh_map.
5304 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5305 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5306 * tree-pretty-print.c (dump_generic_node): Don't handle
5307 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5308 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5309 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5310 EXC_PTR_EXPR, FILTER_EXPR.
5311 * tree-ssa-operands.c (get_expr_operands): Likewise.
5312 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5313 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5314 (ao_ref_init_from_vn_reference): Likewise.
5315 * tree-ssa-sink.c (statement_sink_location): Likewise.
5316 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5317 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5318 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5319 EXC_PTR_EXPR, FILTER_EXPR.
5320 (is_exception_related): Remove.
5321 (compute_avail): Don't call it.
5322 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5323 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5324 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5325 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5327 (build_resx): Remove.
5328 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5329 * tree.h: Update declarations.
5330 (EH_FILTER_MUST_NOT_THROW): Remove.
5331 (struct tree_label_decl): Add eh_landing_pad_nr.
5332 (EH_LANDING_PAD_NR): New.
5333 * value-prof.c (gimple_ic): Tidy variable names. Update for
5334 landing pad numbers.
5335 (gimple_stringop_fixed_value): Tidy variable names. Assert
5336 that neither call stmt can throw.
5337 * vecprim.h (uchar): New.
5338 (VEC(uchar,heap), VEC(uchar,gc)): New.
5340 * c-common.c (c_define_builtins): Update call to
5341 build_common_builtin_nodes.
5342 * c-parser.c (c_parse_file): Don't call
5343 default_init_unwind_resume_libfunc.
5345 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5347 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5348 (mips_cprestore_address_p): Likewise.
5349 (mips_save_gp_to_cprestore_slot): Likewise.
5350 (mips_restore_gp): Rename to...
5351 (mips_restore_gp_from_cprestore_slot): ...this.
5352 (mips_must_initialize_gp_p): Declare.
5353 (mips_emit_save_slot_move): Likewise.
5354 (mips_output_load_label): Return nothing.
5355 (mips_eh_uses): Declare.
5356 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5357 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5358 (TARGET_ABSOLUTE_JUMPS): Likewise.
5359 (EH_USES): Likewise.
5360 (FIRST_PSEUDO_REGISTER): Update comment.
5361 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5362 (MIPS_CALL): ...here.
5363 (REGISTER_NAMES): Add $cprestore.
5364 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5365 Add load_label_length, has_inflexible_gp_insn_p,
5366 has_flexible_gp_insn_p, must_initialize_gp_p and
5367 must_restore_gp_when_clobbered_p.
5368 (mips_expand_call): Don't generate split instructions here.
5369 (mips_split_call): Update the call to mips_restore_gp after
5370 the above name change.
5371 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5372 (mips_find_gp_ref): New function.
5373 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5374 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5375 (mips_insn_has_flexible_gp_ref_p): Likewise.
5376 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5377 (mips_function_has_gp_insn): Delete.
5378 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5379 Use the new functions above. Only return INVALID_REGNUM
5380 for TARGET_ABSOLUTE_JUMPS.
5381 (mips_must_initialize_gp_p): New function.
5382 (mips_get_cprestore_base_and_offset): New function, extracted from...
5383 (mips_cprestore_slot): ...here. Take a bool parameter.
5384 (mips_cfun_has_cprestore_slot_p): New function.
5385 (mips_cprestore_address_p): Likewise.
5386 (mips_save_gp_to_cprestore_slot): Likewise.
5387 (mips_restore_gp): Rename to...
5388 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5389 epilogue_completed. Update the call to mips_cprestore_slot.
5390 Test cfun->machine->must_restore_gp_when_clobbered_p.
5391 (mips_direct_save_slot_move_p): New function.
5392 (mips_emit_save_slot_move): Likewise.
5393 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5394 of cfun->machine->global_pointer.
5395 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5396 (mips_save_reg): Use mips_emit_save_slot_move.
5397 (mips_expand_prologue): Set must_initialize_gp_p.
5398 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5399 for all cprestore saves. Emit a use_cprestore instruction after
5400 setting up the cprestore slot.
5401 (mips_restore_reg): Use mips_emit_save_slot_move.
5402 (mips_process_load_label): New function.
5403 (mips_load_label_length): Likewise.
5404 (mips_output_load_label): Don't return asm: output it here instead.
5405 Use mips_process_load_label.
5406 (mips_adjust_insn_length): Adjust the length of branch instructions
5407 that have length MAX_PIC_BRANCH_LENGTH.
5408 (mips_output_conditional_branch): Update the call to
5409 mips_output_load_label. Assume the branch target is OPERANDS[0]
5410 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5411 (mips_output_order_conditional_branch): Swap the meaning of
5412 OPERANDS[0] and OPERANDS[1].
5413 (mips_variable_issue): Don't count ghost instructions.
5414 (mips_expand_ghost_gp_insns): New function.
5415 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5416 (mips_output_mi_thunk): Set must_initialize_gp_p.
5417 (mips_eh_uses): New function.
5418 * config/mips/predicates.md (cprestore_save_slot_operand)
5419 (cprestore_load_slot_operand): New predicates.
5420 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5421 (UNSPEC_MOVE_GP): Likewise.
5422 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5423 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5424 (CPRESTORE_SLOT_REGNUM): New register.
5425 (MAX_PIC_BRANCH_LENGTH): New constant.
5426 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5427 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5428 branches. Fix commentary.
5429 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5430 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5431 Change type to "ghost".
5432 (loadgp_absolute_<mode>): Likewise.
5433 (loadgp_rtp_<mode>): Likewise.
5434 (copygp_mips16): Likewise.
5435 (loadgp_blockage): Remove redundant mode attribute.
5436 (potential_cprestore): New instruction.
5437 (cprestore): Turn into an unspec set.
5438 (use_cprestore): New instruction.
5439 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5440 (*branch_fp_inverted): Likewise.
5441 (*branch_order<mode>): Likewise.
5442 (*branch_order<mode>_inverted): Likewise.
5443 (*branch_equality<mode>): Likewise.
5444 (*branch_equality<mode>_inverted): Likewise.
5445 (*branch_bit<bbv><mode>): Likewise.
5446 (*branch_bit<bbv><mode>_inverted): Likewise.
5447 (*branch_equality<mode>_mips16): Remove redundant mode.
5448 (jump): Turn into a define_expand.
5449 (*jump_absolute): New instruction.
5450 (*jump_pic): Likewise.
5451 (*jump_mips16): Rename previously-unnamed pattern. Remove
5452 redundant mode attribute.
5453 (restore_gp): Split on epilogue_completed rather than
5454 reload_completed. Change type to "ghost".
5455 (move_gp<mode>): New instruction.
5456 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5457 Remove redundant mode attribute.
5458 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5459 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5460 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5462 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5465 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5466 are returned in the same register (vs34 or v2) that Altivec vector
5467 types are returned in.
5468 (rs6000_libcall_value): Ditto.
5471 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5472 instead of explicit addsi3/adddi3 calls.
5473 (rs6000_split_multireg_move): Ditto.
5474 (rs6000_emit_allocate_stack): Ditto.
5475 (rs6000_emit_prologue): Ditto.
5476 (rs6000_output_mi_thunk): Ditto.
5478 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5479 size is 64 bits if we can use 64-bit registers.
5481 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5483 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5486 From Jie Zhang <jie.zhang@analog.com>:
5487 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5488 save FP and RETS with saveall attribute.
5489 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5490 with saveall attribute.
5492 * config/bfin/bfin.c (bfin_expand_builtin,
5493 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5496 From Jie Zhang <jie.zhang@analog.com>:
5497 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5498 before use in two places.
5499 * config/bfin/bfin.md (AREG): Define mode iterator.
5500 (reload_in, reload_out): Use mode iterator AREG.
5502 2009-09-14 Richard Guenther <rguenther@suse.de>
5505 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5506 EH personality path.
5508 2009-09-13 Richard Guenther <rguenther@suse.de>
5509 Rafael Avila de Espindola <espindola@google.com>
5511 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5512 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5513 (LANG_HOOKS_INITIALIZER): Adjust.
5514 (lhd_pass_through_t): Declare.
5515 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5517 * langhooks.c (lhd_pass_through_t): New function.
5518 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5519 dwarf2out_begin_prologue): Use personality from current_function_decl.
5520 * expr.h (get_personality_function): Declare.
5521 * expr.c (get_personality_function): New function.
5522 (build_personality_function): Likewise.
5523 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5524 (eh_personality_libfunc): Remove.
5525 * optabs.c (build_libfunc_function): New function split out from ...
5526 (init_one_libfunc): ... here.
5527 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5528 (tree_function_decl): Add personality.
5529 (lhd_gcc_personality): Declare.
5530 (build_personality_function): Likewise.
5531 * tree.c (gcc_eh_personality_decl): New.
5532 (lhd_gcc_personality): New function.
5533 * except.h (lang_eh_runtime_type): Remove.
5534 (enum eh_personality_kind): New.
5535 (build_personality_function): Declare.
5536 (function_needs_eh_personality): Declare.
5537 * except.c (lang_eh_runtime_type): Remove.
5538 (function_needs_eh_personality): New function.
5539 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5540 (sjlj_emit_function_enter, output_function_exception_table):
5541 Use personality from current_function_decl.
5542 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5543 * tree-inline.c (tree_can_inline_p): Do not inline across different
5545 (expand_call_inline): Likewise. Adjust the callers EH personality.
5546 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5547 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5548 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5549 (c-parser.o): Likewise
5550 * c-tree.h (c_eh_initialized_p): Remove.
5551 (c_maybe_initialize_eh): Likewise.
5552 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5553 (finish_decl): Don't call c_maybe_initialize_eh.
5554 (c_eh_initialized_p): Remove.
5555 (c_maybe_initialize_eh): Likewise.
5556 * c-parser.c (c_parser_omp_construct): Likewise.
5557 (c_parse_file): Initialize exception handling.
5559 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5561 * config.gcc (tm_file): Remove i386/biarch32.h
5562 for i?86-w64-mingw* case.
5563 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5565 * config.host: Set for x64 mingw the option
5566 use_long_long_for_widest_fast_int to yes.
5568 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5570 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5571 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5572 (dbxout_begin_function): Likewise.
5573 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5574 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5575 set on the function.
5576 (final_end_function): Likewise.
5577 (final_scan_insn): Likewise.
5578 (rest_of_handle_final): Likewise.
5579 * varasm.c (assemble_start_function): Likewise.
5580 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5582 2009-09-12 Jason Merrill <jason@redhat.com>
5584 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5585 * opts.c (common_handle_option): constify.
5587 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5589 * doc/install.texi (avr): Remove obsolete reference site.
5591 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
5593 * doc/install.texi (Binaries): Adjust AIX link.
5595 2009-09-12 Akim Demaille <demaille@gostai.com>
5597 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
5598 Use an imperative sentence.
5600 2009-09-11 Richard Henderson <rth@redhat.com>
5602 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5603 structure-name and has-tree-operands arguments; update all entries.
5604 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5606 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5607 (gsstruct_code_size): New.
5608 (gss_for_code_): New.
5609 (gss_for_code): Remove.
5610 (gimple_size): Rewrite using gsstruct_code_size.
5611 (gimple_statement_structure): Move to gimple.h.
5612 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5613 (gss_for_code, gimple_statement_structure): New.
5614 (gimple_ops): Use new arrays; tidy.
5616 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5618 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5619 operand to be a PLUS expression.
5620 * config/pa/pa.c (pa_secondary_reload): Likewise.
5622 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5624 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5626 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5629 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5631 From Jie Zhang <jie.zhang@analog.com>:
5632 * doc/extend.texi (node Function Attributes): Document l2
5634 (node Blackfin Variable Attributes): Document l2 variable attributes.
5636 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5638 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5639 to match the system compiler's configuration at inflection point.
5640 Add comment to remark a remaining difference with system compiler.
5642 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5643 * configure: Regenerate.
5645 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5647 From Jie Zhang <jie.zhang@analog.com>:
5648 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5649 (bfin_handle_l2_attribute): New.
5650 (bfin_attribute_table): Add l2 attribute.
5652 2009-09-11 Michael Matz <matz@suse.de>
5655 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5656 on the local_decls list.
5658 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5662 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5664 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5665 for VALUEs, to implement the documented interface.
5666 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5667 Adjust for VALUEs and anything else, to implement the
5668 documented interface.
5670 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5672 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5673 with actual SPE/paired vector modes before using 64-bit alignment.
5674 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
5676 2009-09-10 DJ Delorie <dj@redhat.com>
5678 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
5681 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
5682 * config/mep/mep.c (mep_legitimate_constant_p): New.
5683 * config/mep/mep-protos.h: Prototype it.
5685 2009-09-10 Richard Henderson <rth@redhat.com>
5687 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5689 2009-09-10 Jason Merrill <jason@redhat.com>
5691 * tree.c (chain_index): New fn.
5692 * tree.h: Declare it.
5694 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5696 * config/sol2-c.c (cmn_err_length_specs): Initialize
5697 scalar_identity_flag.
5699 2009-09-10 Richard Henderson <rth@redhat.com>
5701 * tree.h (struct tree_decl_common): Move align member earlier;
5702 move label_decl_uid member ...
5703 (struct tree_label_decl): ... here.
5704 (LABEL_DECL_UID): Update to match.
5706 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5709 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5710 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5712 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5713 dest_prev if the edge is complex.
5715 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5717 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5718 loop latch tests earlier.
5720 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5721 before GIMPLE_RETURN, not after its predecessor; insert
5724 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5725 gimple_seq_empty_p to test for no PHI nodes.
5726 * tree-cfg.c (split_critical_edges): Likewise.
5728 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
5730 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5732 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
5733 introduced by the VTA branch merge.
5735 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5737 * ira-conflicts.c: Use fputs or putc instead of fprintf
5741 * tree-switch-conversion.c: Ditto.
5743 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5745 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
5746 introduced by the VTA branch merge.
5748 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5751 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5753 PR rtl-optimization/39779
5754 * expr.c (convert_modes): Return when mode == oldmode after
5755 CONST_INTs are processed.
5757 2009-09-10 Nick Clifton <nickc@redhat.com>
5759 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5760 attribute and referring decl when creating renamed symbol.
5762 2009-09-10 Richard Guenther <rguenther@suse.de>
5765 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5767 (cgraph_finalize_compilation_unit): Compute reachability
5768 before emitting thunks. Properly process aliases before
5769 possibly removing unreachable nodes.
5771 2009-09-10 Richard Guenther <rguenther@suse.de>
5774 * tree.c (struct free_lang_data_d): Add worklist member.
5775 (find_decls_types_r): Push onto the worklist instead of recursing.
5776 Handle TREE_BINFOs properly.
5777 (find_decls_types): New function wrapped around find_decls_types_r
5778 to process the worklist.
5779 (find_decls_types_in_eh_region): Use it.
5780 (find_decls_types_in_node): Likewise.
5781 (find_decls_types_in_var): Likewise.
5782 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5783 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5784 (AGGREGATE_TYPE_P): Adjust.
5786 2009-09-09 Jason Merrill <jason@redhat.com>
5788 * configure.ac: Check glibc version even if we have an in-tree
5791 2009-09-09 Anthony Green <green@moxielogic.com>
5793 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5794 the constant 0 when appropriate.
5795 * config/moxie/constraints.md: Add constraint O.
5797 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5798 to pass up to 6 32-bit argument values in registers.
5799 (moxie_function_arg): Ditto.
5800 (moxie_arg_partial_bytes): Ditto.
5801 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5802 (REG_PARM_STACK_SPACE): Ditto.
5803 (FUNCTION_ARG_REGNO_P): Ditto.
5805 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5806 instruction to allocate stack space.
5808 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5810 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5811 unnecessarily stringent constraints. Fix address
5812 calculation in the splitters.
5814 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5816 PR rtl-optimization/39779
5817 * expr.c (convert_modes): Return when mode == oldmode after
5818 CONST_INTs are processed.
5820 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5823 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5824 (ix86_expand_prologue): Take frame.padding0 into logic of
5826 (ix86_expand_epilogue): Likewise.
5828 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5830 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5832 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5833 * config/t-slibgcc-libgcc: New file.
5834 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5836 2009-09-09 Martin Jambor <mjambor@suse.cz>
5838 PR tree-optimization/41089
5839 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5842 2009-09-09 Richard Henderson <rth@redhat.com>
5844 * gimple.h (CASE_GIMPLE_OMP): New.
5845 (is_gimple_omp): Use it.
5846 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5847 (verify_gimple_debug): Likewise.
5849 2009-09-09 Richard Guenther <rguenther@suse.de>
5851 PR tree-optimization/41101
5852 * tree-ssa-pre.c (maximal_set): Remove.
5853 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5854 Defer all blocks we didn't visit at least one successor.
5855 (add_to_exp_gen): Do not add to the maximal set.
5856 (make_values_for_phi): Likewise.
5857 (compute_avail): Likewise.
5858 (init_pre): Do not allocate the maximal set.
5859 (execute_pre): Do not dump it.
5861 2009-09-09 Martin Jambor <mjambor@suse.cz>
5863 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5864 an SSA_NAME rather than a is_gimple_variable.
5866 2009-09-09 Richard Guenther <rguenther@suse.de>
5869 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5870 code dealing with plain pointer bases.
5871 (maybe_fold_offset_to_reference): Likewise.
5872 (maybe_fold_stmt_addition): Adjust.
5874 2009-09-09 Richard Guenther <rguenther@suse.de>
5876 * tree.c (free_lang_data_in_type): Do not free the type variant
5878 (free_lang_data): Merge char_type_node with its properly signed
5880 (pass_ipa_free): Collect after freeing language specific data.
5882 2009-09-09 Michael Matz <matz@suse.de>
5885 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5886 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5887 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5890 2009-09-08 DJ Delorie <dj@redhat.com>
5892 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5894 2009-09-04 Jason Merrill <jason@redhat.com>
5896 * tree.c (tree_find_value): Remove.
5897 * tree.h: Remove prototype.
5898 * varasm.c (assemble_external): Use value_member instead.
5900 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5902 * toplev.c (process_options): Choose default debugging type when
5903 gtoggle enables debug info and type is unset.
5905 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5909 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5912 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5914 * configure: Rebuilt with modified libtool.m4.
5916 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5921 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5923 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5925 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5926 (remove_statement): Likewise.
5927 (rewrite_use_nonlinear_expr): Adjust.
5928 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5929 * tree-ssa.c (release_defs_bitset): ... this. New.
5930 * tree-flow.h (release_defs_bitset): Declare.
5932 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5935 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5936 in the middle block.
5938 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5940 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5941 via intptr_t to long type.
5942 (insert_operand_rank): Cast long type via intptr_t to
5944 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5946 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5947 from pointer to unsigned via uintptr_t.
5949 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5950 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5952 * configure: Regenerated.
5953 * config.in: Regenerated
5954 * system.h (stdint.h): Add include.
5955 (inttypes.h): Likewise.
5956 * Makefile.in (aclocal): Add config/stdint.m4.
5957 * aclocal.m4: Regenerated.
5959 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5961 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5963 (note_np_check_stores): New function.
5964 (harmless_null_pointer_p): New function.
5965 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5966 changed. Take into account whether we're in the shadow of a condjump
5967 that tested NP_REG for NULL.
5968 Lose all code that tested for SEQUENCEs.
5969 (workaround_speculation): Avoid inserting NOPs for loads that are
5970 either always executed or a NULL pointer.
5972 2009-09-08 Jan Hubicka <jh@suse.cz>
5974 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5975 * params.def (early-inlining-insns): Likewise.
5977 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5979 PR rtl-optimization/41239
5980 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5981 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5983 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5984 across calls, as the calls might not always return normally.
5985 (call_may_noreturn_p): New function.
5986 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5987 (init_deps): Initialize it.
5988 (remove_from_deps): Also remove calls from
5989 last_function_call_may_noreturn list.
5991 2009-09-07 Richard Henderson <rth@redhat.com>
5993 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5994 more VR->OPERANDS than LHS operands. Free LHS before returning.
5996 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5998 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5999 (attr "addrtype"): New member "spreg".
6000 Use it if mem_spfp_address_operand is true for the address.
6001 (attr "type"): New entry "stall".
6002 (cpu_unit "load"): New.
6003 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6005 (insn_reservation "loadsp"): New.
6006 (insn_reservation "load_stall1"): New.
6007 (insn_reservation "load_stall3"): New.
6009 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6010 (mem_p_address_operand): Exclude stack and frame pointer based
6012 (mem_spfp_address_operand): New; match them here.
6013 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6014 (bfin_reorg): Call it if scheduling insns.
6015 (bfin_gen_bundles): Remove dummy insns created by
6016 add_sched_insns_for_speculation.
6018 From Jie Zhang <jie.zhang@analog.com>:
6019 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6020 bfin_si_revision, bfin_workarounds): Move these ...
6021 * config/bfin/bfin.h: ... here.
6023 From Mike Frysinger <michael.frysinger@analog.com>
6024 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6025 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6026 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6027 bf547m, bf548m, and bf549m.
6028 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6029 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6030 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6031 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6032 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6033 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6034 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6035 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6036 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6037 bf542m, bf544m, bf547m, bf548m, and bf549m.
6039 From Jie Zhang <jie.zhang@analog.com>:
6040 * config/bfin/predicates.md (p_register_operand): New predicate.
6041 (dp_register_operand): New predicate.
6042 * config/bfin/bfin-protos.h (WA_05000074): Define.
6043 (ENABLE_WA_05000074): Define.
6044 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6045 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6046 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6047 (define_attr addrtype): Allow load/store register to be P register.
6048 (define_attr storereg): New.
6049 (define_cpu_unit anomaly_05000074): New.
6050 (define_insn_reservation dsp32shiftimm): New.
6051 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6052 (define_insn_reservation loadp): Cannot use slot2.
6053 (define_insn_reservation loadsp): Cannot use slot2.
6054 (define_insn_reservation storep): Cannot use slot2. Does not
6055 apply when working around 05000074.
6056 (define_insn_reservation storep_anomaly_05000074): New.
6057 (define_insn_reservation storei): Does not apply when working
6059 (define_insn_reservation storei_anomaly_05000074): New.
6060 (define_attr length): Add dsp32shiftimm case.
6061 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6062 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6063 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6064 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6065 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6067 2009-09-07 Martin Jambor <mjambor@suse.cz>
6070 * tree-sra.c (create_artificial_child_access): Return NULL if
6071 build_ref_for_offset fails.
6072 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6073 and create_artificial_child_access to fail.
6075 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6078 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6079 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6080 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6082 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6084 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6085 block, ensure it has an exit edge. Emit a barrier after a jump.
6087 2009-09-07 Nick Clifton <nickc@redhat.com>
6089 * gcc.c (this_is_linker_script): New variable. Like
6090 this_is_library_file but for the %T constructor.
6091 (end_going_arg): If this_is_linker_script is set then locate the
6092 script and insert a --script switch before it
6093 (do_spec_2): Initialise this_is_linker_script.
6094 (do_spec_1): Likewise. Handle %T construct.
6095 (eval_spec_function): Preserve this_is_linker_script.
6096 * doc/invoke.texi: Document %T construct in spec files.
6097 * config/m32c/m32c.h (LIB_SPEC): Use it.
6099 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6101 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6102 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6103 when volatile flag is set.
6104 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6106 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6109 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6110 (combine_stack_adjustments_for_block): Allow insns between stack
6111 adjustments and stores with corresponding pre-(dec|inc)rement or
6112 pre-modify operation.
6114 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6117 * combine-stack-adj.c (struct csa_memlist): Rename to...
6118 (struct csa_reflist): ... this. Rename mem field to ref.
6119 (free_csa_memlist): Rename to...
6120 (free_csa_reflist): ... this.
6121 (record_one_stack_memref): Rename to...
6122 (record_one_stack_ref): ... this. Handle also REG_P.
6123 (try_apply_stack_adjustment): Handle also REG_P.
6124 (struct record_stack_memrefs_data): Rename to...
6125 (struct record_stack_refs_data): ... this. Rename memlist field to
6127 (record_stack_memrefs): Rename to...
6128 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6129 subexpressions instead of failing when a MEM contains SP references.
6130 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6131 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6133 2009-09-06 Richard Guenther <rguenther@suse.de>
6136 * tree.c (build_array_type): Do not record types marked
6137 with structural equality in the canonical type hashtable.
6139 2009-09-06 Richard Guenther <rguenther@suse.de>
6142 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6144 2009-09-05 Richard Guenther <rguenther@suse.de>
6147 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6149 2009-09-05 Richard Guenther <rguenther@suse.de>
6152 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6154 2009-09-05 Richard Guenther <rguenther@suse.de>
6157 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6158 before comparing function argument types.
6160 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6163 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6166 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6169 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6171 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6172 locators before emit_insn is called.
6174 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6177 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6178 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6179 (reginfo_init): Don't call allocate_reg_info.
6181 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6184 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6185 NONDEBUG_INSN_P instead of INSN_P.
6187 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6190 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6192 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6195 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6196 pattern of the split.
6198 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6200 * toplev.c (process_options): Move setter of flag_var_tracking
6201 before other tests that depend on it. Move down setter of
6202 flag_rename_registers. Don't enable var-tracking-assignments
6203 by default if selective scheduling is enabled. Warn if both
6206 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6208 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6209 comment. Use switch statement to catch overlaps between rtx
6210 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6211 (IS_DECL_CODE): ... here. Remove.
6212 (check_value_is_not_decl): Remove.
6213 (dv_from_decl, dv_from_value): Check after conversion.
6215 2009-09-04 Richard Guenther <rguenther@suse.de>
6218 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6219 after emitting tunks. Move emitting thunks and ctors from ...
6220 (cgraph_optimize): ... here. Remove redundant
6221 cgraph_analyze_functions.
6222 * varasm.c (find_decl_and_mark_needed): Remove no longer
6224 (finish_aliases_1): Adjust check for thunk aliases.
6226 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6228 * config/arm/arm.md (ctzsi2): Added braces
6229 to avoid warning that broke booststrap.
6231 2009-09-04 Martin Jambor <mjambor@suse.cz>
6233 PR tree-optimization/41112
6234 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6235 handle variable-bounded arrays.
6236 (expr_with_var_bounded_array_refs_p): New function.
6237 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6239 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6241 * config/s390/2097.md: Removed two incorrect bypasses.
6242 (z10_fsimpdf): Fixed latency.
6243 (z10_fhex): New insn_reservation.
6244 (z10_floaddf): Fixed latency.
6245 (z10_floadsf): Fixed latency.
6246 (z10_ftrunctf): Fixed latency.
6247 (z10_ftruncdf): Fixed latency.
6248 * config/s390/s390.c (z10_cost): Fixed values.
6249 (s390_adjust_priority): Added z10 path.
6250 * config/s390/s390.md (type): Added fhex.
6251 (*mov<mode>_64dfp): Updated type attribute.
6252 (*mov<mode>_64): Updated type attribute.
6253 (*mov<mode>_31): Updated type attribute.
6254 (*mov<mode>"): Likewise.
6255 * config/s390/2084.md (x_fsimpdf): Updated condition.
6257 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6259 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6260 RTXs in the predicate for operand 1.
6262 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6264 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6265 (rbitsi2): New insn.
6266 (ctzsi2): New expand.
6267 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6269 2009-09-03 Martin Jambor <mjambor@suse.cz>
6271 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6272 (create_artificial_child_access): Use build_ref_for_offset instead
6273 of duplicate_expr_for_different_base.
6274 (propagate_subacesses_accross_link): Likewise.
6276 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6278 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6280 (mips16e_collect_argument_saves): Skip debug instructions.
6281 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6282 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6283 (r10k_insert_cache_barriers): Likewise.
6284 (mips_reorg_process_insns): Likewise.
6286 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6289 * ira.c (update_equiv_reg): Remove check on class likely spill.
6291 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6294 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6295 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6299 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6300 the stack slot if it is passed by invisible reference.
6301 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6302 by invisible reference.
6304 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6306 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6307 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6308 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6310 * config/bfin/sync.md: New file.
6311 * config/bfin/bfin.md: Include it.
6312 (UNSPEC_ATOMIC): New.
6313 (UNSPEC_ONES): Provide a unique number.
6315 From Jie Zhang <jie.zhang@analog.com>:
6316 * config/bfin/bfin.c (ret_regs): New.
6317 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6318 (must_save_rets_p): New.
6319 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6320 current_function_is_leaf.
6321 (do_link): Likewise.
6322 (do_unlink): Likewise.
6323 (expand_interrupt_handler_prologue): Use ret_regs array.
6324 (expand_interrupt_handler_epilogue): Use ret_regs array and
6325 pass return register to gen_return_internal.
6326 (bfin_expand_epilogue): Pass return register to
6327 gen_return_internal.
6328 (bfin_expand_call): Explicitly clobber RETS.
6329 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6330 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6331 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6332 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6334 (return_internal): Take a reg rtx rather than the register number.
6336 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6338 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6339 when comparing against estimated_loop_iterations_int return.
6341 2009-09-03 Richard Guenther <rguenther@suse.de>
6343 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6344 eh_personality_libfunc.
6346 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6348 * tree-parloops.c (separate_decls_in_region): Add space.
6350 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6352 * tree-parloops.c (separate_decls_in_region): Change the condition
6353 checking if there are reductions in the loop.
6355 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6357 PR tree-optimization/38275
6358 * tree-parloops.c (parallelize_loops): Replace profitability condition
6359 for expected number of iterations.
6361 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6363 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6364 (bootstrap-debug): Explain conditions in which it becomes default.
6365 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6368 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6370 * doc/invoke.texi (Optimize Options): Move
6371 -finline-small-functions to the -O2 list.
6373 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6375 * toplev.c (process_options): Enable var-tracking-assignments
6376 by default if var-tracking is enabled.
6378 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6380 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6382 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6383 * rtl.h (prev_nonnote_insn_bb): Declare it.
6385 2009-09-03 Diego Novillo <dnovillo@google.com>
6387 * cgraph.c (cgraph_node_for_decl): New.
6388 * cgraph.h (cgraph_node_for_decl): Declare.
6389 * tree.c (host_integerp): Return 0 if T is NULL.
6391 2009-09-03 Diego Novillo <dnovillo@google.com>
6393 * tree.h (struct alias_pair): Move from varasm.c.
6394 (alias_pairs): Likewise.
6395 (TYPE_MAXVAL): Define.
6396 (TYPE_MINVAL): Define.
6397 (iterative_hash_host_wide_int): Declare.
6398 (remove_unreachable_alias_pairs): Declare.
6399 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6400 * diagnostic.c (default_diagnostic_starter): Make extern.
6401 (default_diagnostic_finalizer): Make extern.
6402 * diagnostic.h (default_diagnostic_starter): Declare.
6403 (default_diagnostic_finalizer): Declare.
6404 (default_tree_printer): Declare.
6405 * toplev.c (default_tree_printer): Make extern.
6407 2009-09-03 Richard Guenther <rguenther@suse.de>
6408 Diego Novillo <dnovillo@google.com>
6410 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6411 * cgraphunit.c (cgraph_expand_function): Do not emit
6412 associated thunks from here.
6413 (cgraph_emit_thunks): New.
6414 (cgraph_optimize): Call it.
6415 Return if any IPA pass finds an error.
6416 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6419 2009-09-03 Simon Baldwin <simonb@google.com>
6420 Rafael Espindola <espindola@google.com>
6421 Richard Guenther <rguenther@suse.de>
6422 Doug Kwan <dougkwan@google.com>
6423 Diego Novillo <dnovillo@google.com>
6425 * tree.c: Include tree-pass.h, langhooks-def.h,
6426 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6427 (free_lang_data_in_type): New.
6428 (need_assembler_name_p): New.
6429 (free_lang_data_in_block): New.
6430 (free_lang_data_in_decl): New.
6431 (struct free_lang_data_d): New.
6432 (add_tree_to_fld_list): New.
6433 (find_decls_types_r): New.
6434 (get_eh_types_for_runtime): New.
6435 (find_decls_types_in_eh_region): New.
6436 (find_decls_types_in_node): New.
6437 (find_decls_types_in_var): New.
6438 (free_lang_data_in_cgraph): New.
6439 (free_lang_data): New.
6440 (gate_free_lang_data): New.
6441 (pass_ipa_free_lang_data): New.
6443 2009-09-03 Diego Novillo <dnovillo@google.com>
6445 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6446 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6447 (lang_hooks): Remove const qualifier.
6448 * ipa.c (cgraph_remove_unreachable_nodes): Call
6449 remove_unreachable_alias_pairs.
6450 * except.c (add_type_for_runtime): Check if TYPE has
6451 already been converted.
6452 (lookup_type_for_runtime): Likewise.
6453 (check_handled): Handle converted types.
6454 * varasm.c (remove_unreachable_alias_pairs): New.
6455 * gimple.c: Include demangle.h.
6456 (gimple_decl_printable_name): New.
6457 (gimple_fold_obj_type_ref): New.
6458 * gimple.h (gimple_decl_printable_name): Declare.
6459 (gimple_fold_obj_type_ref): Declare.
6460 * passes.c (init_optimization_passes): Add pass
6461 pass_ipa_free_lang_data.
6462 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6463 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6465 2009-09-03 Diego Novillo <dnovillo@google.com>
6467 * c-lang.c (lang_hooks): Remove const qualifier.
6469 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6471 * doc/install.texi (*-*-freebsd*): Update target information.
6473 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6475 * hard-reg-set.h (call_fixed_regs): Remove.
6476 * reginfo.c (call_fixed_regs): Remove.
6477 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6478 (globalize_reg): Don't use call_fixed_regs.
6479 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6482 2009-09-01 Michael Matz <matz@suse.de>
6484 * expr.h (emit_storent_insn, expand_expr_real_1,
6485 expand_expr_real_2): Declare.
6486 * expr.c (emit_storent_insn, expand_expr_real_1,
6487 expand_expr_real_2): Export.
6488 (store_expr): Setting and evaluating dont_return_target is useless.
6489 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6490 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6491 * except.c (expand_resx_expr): Rename to ...
6492 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6493 * except.h (expand_resx_stmt): Declare.
6494 * stmt.c: Add include gimple.h
6495 (expand_asm_expr): Rename to ...
6496 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6497 (expand_case): Rewrite to take gimple statement.
6498 * tree.h (expand_asm_stmt): Declare.
6499 (expand_case): Change prototype.
6500 * Makefile.in (stmt.o): Depend on gimple.h.
6501 * builtins.c (expand_builtin_synchronize): Build gimple asm
6502 statement, not an ASM_EXPR.
6503 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6504 gimple_to_tree, release_stmt_tree): Remove.
6505 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6506 ggc_free, but hold comparison code and operands separately.
6507 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6508 (expand_call_stmt, expand_gimple_stmt_1,
6509 expand_gimple_stmt): New helpers.
6510 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6511 release_stmt_tree. Call expand_gimple_stmt instead.
6512 (expand_gimple_basic_block): Ditto.
6514 * calls.c (emit_call_1): Don't look at EH regions here, make
6515 fntree parameter useless.
6516 (expand_call): New local rettype for TREE_TYPE(exp), use it
6517 throughout. Remove local p, use addr instead.
6518 Don't look at EH regions here.
6520 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6522 * doc/invoke.texi (-fsched-pressure): Document it.
6523 (-fsched-reg-pressure-heuristic): Remove it.
6525 * reload.c (ira.h): Include.
6526 (find_reloads): Add choosing reload on number of small spilled
6529 * haifa-sched.c (ira.h): Include.
6530 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6531 saved_reg_pressure, curr_reg_live, saved_reg_live,
6532 region_ref_regs): New variables.
6533 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6534 initiate_reg_pressure_info, setup_ref_regs,
6535 initiate_bb_reg_pressure_info, save_reg_pressure,
6536 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6538 (setup_insn_reg_pressure_info): New function.
6539 (rank_for_schedule): Add pressure checking and insn issue time.
6540 Remove comparison of insn reg weights.
6541 (ready_sort): Set insn reg pressure info.
6542 (update_register_pressure, setup_insn_max_reg_pressure,
6543 update_reg_and_insn_max_reg_pressure,
6544 sched_setup_bb_reg_pressure_info): New functions.
6545 (schedule_insn): Add code for printing and updating reg pressure info.
6546 (find_set_reg_weight, find_insn_reg_weight): Remove.
6547 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6548 (debug_ready_list): Print reg pressure info.
6549 (schedule_block): Ditto. Check insn issue time.
6550 (sched_init): Set up sched_pressure_p. Allocate and set up some
6551 reg pressure related info.
6552 (sched_finish): Free some reg pressure related info.
6553 (fix_tick_ready): Make insn always ready if pressure_p.
6554 (init_h_i_d): Don't call find_insn_reg_weight.
6555 (haifa_finish_h_i_d): Free insn reg pressure info.
6557 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6558 ira_memory_move_cost, ira_class_hard_regs,
6559 ira_class_hard_regs_num, ira_no_alloc_regs,
6560 ira_available_class_regs, ira_reg_class_cover_size,
6561 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6563 * ira-lives.c (single_reg_class): Check mode to find how many
6564 registers are necessary for operand.
6565 (ira_implicitly_set_insn_hard_regs): New.
6567 * common.opt (fsched-pressure): New options.
6568 (fsched-reg-pressure-heuristic): Remove.
6570 * ira.c (setup_eliminable_regset): Rename to
6571 ira_setup_eliminable_regset. Make it external.
6572 (expand_reg_info): Pass cover class to setup_reg_classes.
6573 (ira): Call resize_reg_info instead of allocate_reg_info.
6575 * sched-deps.c: Include ira.h.
6576 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6577 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6578 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6579 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6580 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6581 mark_insn_reg_store, mark_insn_reg_clobber,
6582 setup_insn_reg_pressure_info): New.
6583 (sched_analyze_1): Update implicit_reg_pending_uses.
6584 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6585 Use them to create dependencies. Set insn reg uses and pressure
6586 info. Process reg_pending_uses in one place.
6587 (free_deps): Free implicit sets.
6588 (remove_from_deps): Remove implicit sets if necessary. Check
6589 implicit sets when clearing reg_last_in_use.
6590 (init_deps_global): Clear implicit_reg_pending_clobbers and
6591 implicit_reg_pending_uses.
6593 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6594 ira_memory_move_cost, ira_class_hard_regs,
6595 ira_class_hard_regs_num, ira_no_alloc_regs,
6596 ira_available_class_regs, ira_reg_class_cover_size,
6597 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
6598 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6599 ira_implicitly_set_insn_hard_regs): New prototypes.
6601 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6602 cost_elements_num): New variables.
6603 (allocno_costs, total_costs): Rename to costs and
6604 total_allocno_costs.
6605 (COSTS_OF_ALLOCNO): Rename to COSTS.
6606 (allocno_pref): Rename to pref.
6607 (allocno_pref_buffer): Rename to pref_buffer.
6608 (common_classes): Rename to regno_cover_class.
6610 (record_reg_classes): Set allocno attributes only if allocno_p.
6611 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6612 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6613 and COSTS_OF_ALLOCNO.
6614 (print_costs): Rename to print_allocno_costs.
6615 (print_pseudo_costs): New.
6616 (process_bb_node_for_costs): Split into 2 functions with new
6617 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6618 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6619 new parameter dump_file. Use cost_elements_num instead of
6620 ira_allocnos_num. Make one iteration if preferred classes were
6621 already calculated for scheduler. Make 2 versions of code
6622 depending on allocno_p.
6623 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6624 regno_cover_class and COSTS instead of common_classes and
6626 (init_costs, finish_costs): New.
6627 (ira_costs): Set up allocno_p and cost_elements_num. Call
6628 init_costs and finish_costs.
6629 (ira_set_pseudo_classes): New.
6631 * rtl.h (allocate_reg_info): Remove.
6632 (resize_reg_info): Change return type.
6633 (reg_cover_class): New.
6634 (setup_reg_classes): Add new parameter.
6636 * sched-int.h (struct deps_reg): New member implicit_sets.
6637 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6638 (INCREASE_BITS): New macro.
6639 (struct reg_pressure_data, struct reg_use_data): New.
6640 (struct _haifa_insn_data): Remove reg_weight. Add members
6641 reg_pressure, reg_use_list, reg_set_list, and
6642 reg_pressure_excess_cost_change.
6643 (struct deps): New member implicit_sets.
6644 (pressure_p): New variable.
6645 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6646 (struct reg_pressure_data, struct reg_use_data): New.
6647 (INSN_REG_WEIGHT): Remove.
6648 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6649 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6650 (sched_init_region_reg_pressure_info,
6651 sched_setup_bb_reg_pressure_info): New prototypes.
6653 * reginfo.c (struct reg_pref): New member coverclass.
6654 (reg_cover_class): New function.
6655 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6656 (reg_info_size): New variable.
6657 (allocate_reg_info): Make static. Setup reg_info_size.
6658 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6659 (setup_reg_classes): Add a new parameter. Setup cover class too.
6661 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6664 * sched-rgn.c (deps_join): Set up implicit_sets.
6665 (schedule_region): Set up region and basic blocks pressure
6668 * passes.c (init_optimization_passes): Move
6669 pass_subregs_of_mode_init before pass_sched.
6671 2009-09-02 Martin Jambor <mjambor@suse.cz>
6673 * tree-sra.c (struct access): New field grp_hint.
6674 (dump_access): Dump grp_hint.
6675 (sort_and_splice_var_accesses): Set grp_hint if a group is read
6677 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
6678 those which have been specifically read and somehow written to.
6679 (propagate_subacesses_accross_link): Set grp_hint of right child and
6680 also possibly of the left child.
6682 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6684 * tree-object-size.c (addr_object_size): Always use object_size_type
6685 0 or 2 when determining the pointer pointed object size.
6687 2009-09-02 Richard Guenther <rguenther@suse.de>
6690 2009-08-31 Richard Guenther <rguenther@suse.de>
6692 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6693 to query if the memory regions for memmove overlap.
6694 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6695 asserts on pointers, instead deal with odd trees.
6696 (ptr_derefs_may_alias_p): Likewise.
6697 (refs_may_alias_p_1): Constructor bases also never alias.
6699 2009-08-01 Christian Bruel <christian.bruel@st.com>
6702 2009-07-31 Christian Bruel <christian.bruel@st.com>
6703 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6705 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6707 * doc/invoke.texi (-fvar-tracking-assignments): New.
6708 (-fvar-tracking-assignments-toggle): New.
6709 (-fdump-final-insns=file): Mark filename as optional.
6710 (--param min-nondebug-insn-uid): New.
6711 (-gdwarf-@{version}): Mention version 4.
6712 * opts.c (common_handle_option): Accept it.
6713 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6714 * regrename.c (regrename_optimize): Drop last. Don't count debug
6715 insns as uses. Don't reject change because of debug insn.
6716 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6717 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6718 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6719 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6720 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6721 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6722 * doc/gimple.texi (is_gimple_debug): New.
6723 (gimple_debug_bind_p): New.
6724 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6725 * doc/install.texi (bootstrap-debug): More details.
6726 (bootstrap-debug-big, bootstrap-debug-lean): Document.
6727 (bootstrap-debug-lib): More details.
6728 (bootstrap-debug-ckovw): Update.
6729 (bootstrap-time): New.
6730 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
6731 (insert_phi_nodes_for): Insert debug stmts.
6732 (rewrite_stmt): Take iterator. Insert debug stmts.
6733 (rewrite_enter_block): Adjust.
6734 (maybe_replace_use_in_debug_stmt): New.
6735 (rewrite_update_stmt): Use it.
6736 (mark_use_interesting): Return early for debug stmts.
6737 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
6738 stmts before replacing stmt.
6739 (move_computations_stmt): Likewise.
6740 * ira-conflicts.c (add_copies): Skip debug insns.
6741 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
6742 (regstat_bb_compute_ri): Skip debug insns.
6743 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
6744 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
6745 check_loop_closed_ssa_stmt): Skip debug stmts.
6746 * tree-tailcall.c (find_tail_calls): Likewise.
6747 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6748 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
6749 (build_var_debug_value_stat): Declare.
6750 (build_var_debug_value): Define.
6751 (target_for_debug_bind): Declare.
6752 * reload.c (find_equiv_reg): Skip debug insns.
6753 * rtlanal.c (reg_used_between_p): Skip debug insns.
6754 (side_effects_p): Likewise.
6755 (canonicalize_condition): Likewise.
6756 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6757 insns never depend on debug insns.
6758 (create_ddg_dep_no_link): Likewise.
6759 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6760 Don't add inter-loop dependencies for debug insns.
6761 (build_intra_loop_deps): Likewise.
6762 (create_ddg): Count debug insns.
6763 * ddg.h (struct ddg::num_debug): New.
6764 (num_backargs): Pair up with previous int field.
6765 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6766 -fcompare-debug-second.
6767 * final.c (get_attr_length_1): Skip debug insns.
6768 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6769 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6770 (driver_self_specs): Map -fdump-final-insns to
6771 -fdump-final-insns=..
6772 (get_local_tick): New.
6773 (compare_debug_dump_opt_spec_function): Test for . argument and
6774 compute output name. Compute temp output spec without flag name.
6775 Compute -frandom-seed.
6776 (OPT): Undef after use.
6777 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6778 (average_num_loop_insns): Likewise.
6779 * params.h (MIN_NONDEBUG_INSN_UID): New.
6780 * gimple.def (GIMPLE_DEBUG): New.
6781 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6782 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6783 (merge_in_block): Fix whitespace.
6784 * toplev.c (flag_var_tracking): Update comment.
6785 (flag_var_tracking_assignments): New.
6786 (flag_var_tracking_assignments_toggle): New.
6787 (process_options): Don't open final insns dump file if we're not
6788 going to write to it. Compute defaults for var_tracking.
6789 * df-scan.c (df_insn_rescan_debug_internal): New.
6790 (df_uses_record): Handle debug insns.
6791 * haifa-sched.c (ready): Initialize n_debug.
6792 (contributes_to_priority): Skip debug insns.
6793 (dep_list_size): New.
6795 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6796 they're ready. Disregard previous debug insns to make decisions.
6797 (queue_insn): Never queue debug insns.
6798 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6799 (schedule_insn): Don't reject debug insns because of issue rate.
6800 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6801 (queue_to_ready): Skip and discount debug insns.
6802 (choose_ready): Let debug insns through.
6803 (schedule_block): Check boundary debug insns. Discount debug
6804 insns, schedule them early. Adjust whitespace.
6805 (set_priorities): Check for boundary debug insns.
6806 (add_jump_dependencies): Use dep_list_size.
6807 (prev_non_location_insn): New.
6808 (check_cfg): Use it.
6809 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6811 (remove_unused_ivs): Reset debug stmts.
6812 * modulo-sched.c (const_iteration_count): Skip debug insns.
6813 (res_MII): Discount debug insns.
6814 (loop_single_full_bb_p): Skip debug insns.
6815 (sms_schedule): Likewise.
6816 (sms_schedule_by_order): Likewise.
6817 (ps_has_conflicts): Likewise.
6818 * caller-save.c (refmarker_fn): New.
6819 (save_call_clobbered_regs): Replace regs with saved mem in
6821 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6822 Call refmarker_fn mark for hardregnos.
6823 (mark_reg_as_referenced): New.
6824 (replace_reg_with_saved_mem): New.
6825 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6826 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6828 (cse_extended_basic_block): Skip debug insns.
6829 (count_reg_usage): Likewise.
6830 (is_dead_reg): New, split out of...
6831 (set_live_p): ... here.
6832 (insn_live_p): Use it for debug insns.
6833 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6834 (execute_optimize_stdarg): Likewise.
6835 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6836 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6837 changes in debug stmts as changes.
6838 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6839 (moveup_expr): Don't move across debug insns. Don't move
6840 debug insn if it would create a bookkeeping block.
6841 (moveup_expr_cached): Don't use cache for debug insns that
6842 are heads of blocks.
6843 (compute_av_set_inside_bb): Skip debug insns.
6844 (sel_rank_for_schedule): Schedule debug insns first. Remove
6846 (block_valid_for_bookkeeping_p); Support lax searches.
6847 (create_block_for_bookkeeping): Adjust block numbers when
6848 encountering debug-only blocks.
6849 (find_place_for_bookkeeping): Deal with debug-only blocks.
6850 (generate_bookkeeping_insn): Accept no place to insert.
6851 (remove_temp_moveop_nops): New argument full_tidying.
6852 (prepare_place_to_insert): Deal with debug insns.
6853 (advance_state_on_fence): Debug insns don't start cycles.
6854 (update_boundaries): Take fence as argument. Deal with
6856 (schedule_expr_on_boundary): No full_tidying on debug insns.
6857 (fill_insns): Deal with debug insns.
6858 (track_scheduled_insns_and_blocks): Don't count debug insns.
6859 (need_nop_to_preserve_insn_bb): New, split out of...
6860 (remove_insn_from_stream): ... this.
6861 (fur_orig_expr_not_found): Skip debug insns.
6862 * rtl.def (VALUE): Move up.
6864 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6865 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6866 Set it if debug stmts are found.
6867 (statement_sink_location): Skip debug stmts. Propagate
6868 moving defs into debug stmts.
6869 * ifcvt.c (first_active_insn): Skip debug insns.
6870 (last_active_insns): Likewise.
6871 (cond_exec_process_insns): Likewise.
6872 (noce_process_if_block): Likewise.
6873 (check_cond_move_block): Likewise.
6874 (cond_move_convert_if_block): Likewise.
6875 (block_jumps_and_fallthru_p): Likewise.
6876 (dead_or_predicable): Likewise.
6877 * dwarf2out.c (debug_str_hash_forced): New.
6878 (find_AT_string): Add comment.
6879 (gen_label_for_indirect_string): New.
6880 (get_debug_string_label): New.
6881 (AT_string_form): Use it.
6882 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6883 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6884 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6885 several operations that cannot be represented with DWARF opcodes.
6886 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6887 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6888 (dwarf2out_var_location): Take during-call mark into account.
6889 (output_indirect_string): Update comment. Output if there are
6890 label and references.
6891 (prune_indirect_string): New.
6892 (prune_unused_types): Call it if debug_str_hash_forced.
6893 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6894 (dw_long_long_const): Remove.
6895 (struct dw_val_struct): Change val_long_long type to rtx.
6896 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6897 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6898 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6899 component instead of HOST_BITS_PER_LONG.
6900 (output_loc_operands): Likewise. For const8* assert
6901 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6902 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6903 rather than HOST_BITS_PER_LONG is >= 64.
6904 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6906 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6907 HOST_BITS_PER_LONG for dw_val_class_long_long.
6908 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6909 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6910 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6912 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6913 Handle DW_OP_implicit_value.
6914 (extract_int): Move prototype earlier.
6915 (mem_loc_descriptor): For SUBREG punt if inner
6916 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6917 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6918 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6919 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6920 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6921 instead of Pmode size.
6922 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6923 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6924 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6925 (concat_loc_descriptor, concatn_loc_descriptor,
6926 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6927 (add_location_or_const_value_attribute): Likewise. For single
6928 location loc_lists attempt to use add_const_value_attribute
6929 for constant decls. Add DW_AT_const_value even if
6930 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6932 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6933 (control_flow_insn_p): Likewise.
6934 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6935 (separate_decls_in_region_debug_bind): New.
6936 (separate_decls_in_region): Process debug bind stmts afterwards.
6937 * recog.c (verify_changes): Handle debug insns.
6938 (extract_insn): Likewise.
6939 (peephole2_optimize): Skip debug insns.
6940 * dse.c (scan_insn): Skip debug insns.
6941 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6943 (setup_id_for_insn): Handle debug insns.
6944 (maybe_tidy_empty_bb): Adjust whitespace.
6945 (tidy_control_flow): Skip debug insns.
6946 (sel_remove_insn): Adjust for debug insns.
6947 (sel_estimate_number_of_insns): Skip debug insns.
6948 (create_insn_rtx_from_pattern): Handle debug insns.
6949 (create_copy_of_insn_rtx): Likewise.
6950 * sel-sched-.h (sel_bb_end): Declare.
6951 (sel_bb_empty_or_nop_p): New.
6952 (get_all_loop_exits): Use it.
6953 (_eligible_successor_edge_p): Likewise.
6954 (return_nop_to_pool): Adjust.
6955 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6956 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6957 * gimple-pretty-print.c (dump_gimple_debug): New.
6958 (dump_gimple_stmt): Use it.
6959 (dump_bb_header): Skip gimple debug stmts.
6960 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6961 (fixup_match_2): Likewise.
6962 (regmove_backward_pass): Likewise. Simplify combined
6963 replacement. Handle debug insns.
6964 * function.c (instantiate_virtual_regs): Handle debug insns.
6965 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6966 * print-rtl.h: Include cselib.h.
6967 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6968 * df.h (df_inns_rescan_debug_internal): Declare.
6969 * gcse.c (alloc_hash_table): Estimate n_insns.
6970 (cprop_insn): Don't regard debug insns as changes.
6971 (bypass_conditional_jumps): Skip debug insns.
6972 (one_pre_gcse_pass): Adjust.
6973 (one_code_hoisting_pass): Likewise.
6974 (compute_ld_motion_mems): Skip debug insns.
6975 (one_cprop_pass): Adjust.
6976 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6977 (if_convertible_stmt_p): Handle debug stmts.
6978 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6979 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6980 * ira-build.c (create_bb_allocnos): Skip debug insns.
6981 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6982 (has_single_use): Likewise.
6983 (single_imm_use): Likewise.
6984 (num_imm_uses): Likewise.
6985 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6986 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6987 (create_outofssa_var_map): Likewise.
6988 * lower-subreg.c (adjust_decomposed_uses): New.
6989 (resolve_debug): New.
6990 (decompose_multiword_subregs): Use it.
6991 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6992 * emit-rtl.c: Include params.h.
6993 (cur_debug_insn_uid): Define.
6994 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6995 (copy_rtx_if_shared_1): Handle debug insns.
6996 (reset_used_flags): Likewise.
6997 (set_used_flags): LIkewise.
6998 (get_max_insn_count): New.
6999 (next_nondebug_insn): New.
7000 (prev_nondebug_insn): New.
7001 (make_debug_insn_raw): New.
7002 (emit_insn_before_noloc): Handle debug insns.
7003 (emit_jump_insn_before_noloc): Likewise.
7004 (emit_call_insn_before_noloc): Likewise.
7005 (emit_debug_insn_before_noloc): New.
7006 (emit_insn_after_noloc): Handle debug insns.
7007 (emit_jump_insn_after_noloc): Likewise.
7008 (emit_call_insn_after_noloc): Likewise.
7009 (emit_debug_insn_after_noloc): Likewise.
7010 (emit_insn_after): Take loc from earlier non-debug insn.
7011 (emit_jump_insn_after): Likewise.
7012 (emit_call_insn_after): Likewise.
7013 (emit_debug_insn_after_setloc): New.
7014 (emit_debug_insn_after): New.
7015 (emit_insn_before): Take loc from later non-debug insn.
7016 (emit_jump_insn_before): Likewise.
7017 (emit_call_insn_before): Likewise.
7018 (emit_debug_insn_before_setloc): New.
7019 (emit_debug_insn_before): New.
7020 (emit_insn): Handle debug insns.
7021 (emit_debug_insn): New.
7022 (emit_jump_insn): Handle debug insns.
7023 (emit_call_insn): Likewise.
7025 (init_emit): Take min-nondebug-insn-uid into account.
7026 Initialize cur_debug_insn_uid.
7027 (emit_copy_of_insn_after): Handle debug insns.
7028 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7029 location of single rhs in place.
7030 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7031 (floor_sdiv_adjust): New.
7032 (cell_sdiv_adjust): New.
7033 (cell_udiv_adjust): New.
7034 (round_sdiv_adjust): New.
7035 (round_udiv_adjust): New.
7036 (wrap_constant): Moved from cselib.
7037 (unwrap_constant): New.
7038 (expand_debug_expr): New.
7039 (expand_debug_locations): New.
7040 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7042 (gimple_expand_cfg): Expand debug locations.
7043 * cselib.c: Include tree-pass.h.
7044 (struct expand_value_data): New.
7045 (cselib_record_sets_hook): New.
7046 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7047 (cselib_clear_table): Move, and implemnet in terms of...
7048 (cselib_reset_table_with_next_value): ... this.
7049 (cselib_get_next_unknown_value): New.
7050 (discard_useless_locs): Don't discard preserved values.
7051 (cselib_preserve_value): New.
7052 (cselib_preserved_value_p): New.
7053 (cselib_preserve_definitely): New.
7054 (cselib_clear_preserve): New.
7055 (cselib_preserve_only_values): New.
7056 (new_cselib_val): Take rtx argument. Dump it in details.
7057 (cselib_lookup_mem): Adjust.
7058 (expand_loc): Take regs_active in struct. Adjust. Silence
7059 dumps unless details are requested.
7060 (cselib_expand_value_rtx_cb): New.
7061 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7062 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7063 without details. Copy more subregs. Try to resolve values
7064 using a callback. Wrap constants.
7065 (cselib_subst_to_values): Adjust.
7066 (cselib_log_lookup): New.
7067 (cselib_lookup): Call it.
7068 (cselib_invalidate_regno): Don't count preserved values as useless.
7069 (cselib_invalidate_mem): Likewise.
7070 (cselib_record_set): Likewise.
7071 (struct set): Renamed to cselib_set, moved to cselib.h.
7072 (cselib_record_sets): Adjust. Call hook.
7073 (cselib_process_insn): Reset table when it would be cleared.
7074 (dump_cselib_val): New.
7075 (dump_cselib_table): New.
7076 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7077 (remove_forwarder_block): Support moving debug stmts.
7078 * cselib.h (cselib_record_sets_hook): Declare.
7079 (cselib_expand_callback): New type.
7080 (cselib_expand_value_rtx_cb): Declare.
7081 (cselib_reset_table_with_next_value): Declare.
7082 (cselib_get_next_unknown_value): Declare.
7083 (cselib_preserve_value): Declare.
7084 (cselib_preserved_value_p): Declare.
7085 (cselib_preserve_only_values): Declare.
7086 (dump_cselib_table): Declare.
7087 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7088 (try_crossjump_to_edge): Likewise.
7089 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7090 dominated blocks when debug stmts are present.
7091 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7092 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7093 (set_var_live_on_entry): Likewise.
7094 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7095 * cfglayout.c (curr_location, last_location): Make static.
7096 (set_curr_insn_source_location): Don't avoid bouncing.
7097 (get_curr_insn_source_location): New.
7098 (get_curr_insn_block): New.
7099 (duplicate_insn_chain): Handle debug insns.
7100 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7102 * common.opt (fcompare-debug): Move to sort order.
7103 (fdump-unnumbered-links): Likewise.
7104 (fvar-tracking-assignments): New.
7105 (fvar-tracking-assignments-toggle): New.
7106 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7107 because of debug stmts.
7108 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7109 (eliminate_unnecessary_stmts): Walk dominated blocks before
7111 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7112 * ira.c (memref_used_between_p): Skip debug insns.
7113 (update_equiv_regs): Likewise.
7114 * sched-deps.c (sd_lists_size): Accept empty list.
7115 (sd_init_insn): Mark debug insns.
7116 (sd_finish_insn): Unmark them.
7117 (sd_add_dep): Reject non-debug deps on debug insns.
7118 (fixup_sched_groups): Give debug insns group treatment.
7120 (sched_analyze_reg): Don't mark debug insns for sched before call.
7121 (sched_analyze_2): Handle debug insns.
7122 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7124 (deps_analyze_insn): Handle debug insns.
7125 (deps_start_bb): Skip debug insns.
7126 (init_deps): Initialize last_debug_insn.
7127 * tree-ssa.c (target_for_debug_bind): New.
7128 (find_released_ssa_name): New.
7129 (propagate_var_def_into_debug_stmts): New.
7130 (propagate_defs_into_debug_stmts): New.
7131 (verify_ssa): Skip debug bind stmts without values.
7132 (warn_uninialized_vars): Skip debug stmts.
7133 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7134 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7135 (rtx_equal_p): Likewise.
7136 * ira-costs.c (scan_one_insn): Skip debug insns.
7137 (process_bb_node_for_hard_reg_moves): Likewise.
7138 * rtl.h (DEBUG_INSN_P): New.
7139 (NONDEBUG_INSN_P): New.
7140 (MAY_HAVE_DEBUG_INSNS): New.
7141 (INSN_P): Accept debug insns.
7142 (RTX_FRAME_RELATED_P): Likewise.
7143 (INSN_DELETED_P): Likewise
7144 (PAT_VAR_LOCATION_DECL): New.
7145 (PAT_VAR_LOCATION_LOC): New.
7146 (PAT_VAR_OCATION_STATUS): New.
7147 (NOTE_VAR_LOCATION_DECL): Reimplement.
7148 (NOTE_VAR_LOCATION_LOC): Likewise.
7149 (NOTE_VAR_LOCATION_STATUS): Likewise.
7150 (INSN_VAR_LOCATION): New.
7151 (INSN_VAR_LOCATION_DECL): New.
7152 (INSN_VAR_LOCATION_LOC): New.
7153 (INSN_VAR_LOCATION_STATUS): New.
7154 (gen_rtx_UNKNOWN_VAR_LOC): New.
7155 (VAR_LOC_UNKNOWN_P): New.
7156 (NOTE_DURING_CALL_P): New.
7157 (SCHED_GROUP_P): Accept debug insns.
7158 (emit_debug_insn_before): Declare.
7159 (emit_debug_insn_before_noloc): Declare.
7160 (emit_debug_insn_beore_setloc): Declare.
7161 (emit_debug_insn_after): Declare.
7162 (emit_debug_insn_after_noloc): Declare.
7163 (emit_debug_insn_after_setloc): Declare.
7164 (emit_debug_insn): Declare.
7165 (make_debug_insn_raw): Declare.
7166 (prev_nondebug_insn): Declare.
7167 (next_nondebug_insn): Declare.
7168 (delegitimize_mem_from_attrs): Declare.
7169 (get_max_insn_count): Declare.
7170 (wrap_constant): Declare.
7171 (unwrap_constant): Declare.
7172 (get_curr_insn_source_location): Declare.
7173 (get_curr_insn_block): Declare.
7174 * tree-inline.c (insert_debug_decl_map): New.
7175 (processing_debug_stmt): New.
7176 (remap_decl): Don't create new mappings in debug stmts.
7177 (remap_gimple_op_r): Don't add references in debug stmts.
7178 (copy_tree_body_r): Likewise.
7179 (remap_gimple_stmt): Handle debug bind stmts.
7180 (copy_bb): Skip debug stmts.
7181 (copy_edges_for_bb): Likewise.
7182 (copy_debug_stmt): New.
7183 (copy_debug_stmts): New.
7184 (copy_body): Copy debug stmts at the end.
7185 (insert_init_debug_bind): New.
7186 (insert_init_stmt): Take id. Skip and emit debug stmts.
7187 (setup_one_parameter): Remap variable earlier, register debug mapping.
7188 (estimate_num_insns): Skip debug stmts.
7189 (expand_call_inline): Preserve debug_map.
7190 (optimize_inline_calls): Check for no debug_stmts left-overs.
7191 (unsave_expr_now): Preserve debug_map.
7192 (copy_gimple_seq_and_replace_locals): Likewise.
7193 (tree_function_versioning): Check for no debug_stmts left-overs.
7194 Init and destroy debug_map as needed. Split edges unconditionally.
7195 (build_duplicate_type): Init and destroy debug_map as needed.
7196 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7197 (struct copy_body_data): Add debug_stmts and debug_map.
7198 * sched-int.h (struct ready_list): Add n_debug.
7199 (struct deps): Add last_debug_insn.
7200 (DEBUG_INSN_SCHED_P): New.
7201 (BOUNDARY_DEBUG_INSN_P): New.
7202 (SCHEDULE_DEBUG_INSN_P): New.
7203 (sd_iterator_cond): Accept empty list.
7204 * combine.c (create_log_links): Skip debug insns.
7205 (combine_instructions): Likewise.
7206 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7207 return value is always unshared.
7208 (struct rtx_subst_pair): New.
7209 (auto_adjust_pair): New.
7210 (propagate_for_debug_subst): New.
7211 (propagate_for_debug): New.
7212 (try_combine): Skip debug insns. Propagate removed defs into
7214 (next_nonnote_nondebug_insn): New.
7215 (distribute_notes): Use it. Skip debug insns.
7216 (distribute_links): Skip debug insns.
7217 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7218 * resource.c (mark_target_live_regs): Likewise.
7219 * var-tracking.c: Include cselib.h and target.h.
7220 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7222 (micro_operation_type_name): New.
7223 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7224 (struct micro_operation_def): Update comments.
7225 (decl_or_value): New type. Use instead of decls.
7226 (struct emit_note_data_def): Add vars.
7227 (struct attrs_def): Use decl_or_value.
7228 (struct variable_tracking_info_def): Add permp, flooded.
7229 (struct location_chain_def): Update comment.
7230 (struct variable_part_def): Use decl_or_value.
7231 (struct variable_def): Make var_part a variable length array.
7233 (scratch_regs): New.
7234 (cselib_hook_called): New.
7235 (dv_is_decl_p): New.
7236 (dv_is_value_p): New.
7239 (dv_as_opaque): New.
7240 (dv_onepart_p): New.
7242 (IS_DECL_CODE): New.
7243 (check_value_is_not_decl): New.
7244 (dv_from_decl): New.
7245 (dv_from_value): New.
7246 (dv_htab_hash): New.
7247 (variable_htab_hash): Use it.
7248 (variable_htab_eq): Support values.
7249 (variable_htab_free): Free from the right pool.
7250 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7251 (attrs_list_union): Adjust.
7252 (attrs_list_mpdv_union): New.
7253 (tie_break_pointers): New.
7254 (canon_value_cmp): New.
7255 (unshare_variable): Return possibly-modified slot.
7256 (vars_copy_1): Adjust.
7257 (var_reg_decl_set): Adjust. Split out of...
7258 (var_reg_set): ... this.
7259 (get_init_value): Adjust.
7260 (var_reg_delete_and_set): Adjust.
7261 (var_reg_delete): Adjust.
7262 (var_regno_delete): Adjust.
7263 (var_mem_decl_set): Split out of...
7264 (var_mem_set): ... this.
7265 (var_mem_delete_and_set): Adjust.
7266 (var_mem_delete): Adjust.
7270 (variable_union): Adjust. Speed up merge of 1-part vars.
7271 (variable_canonicalize): Use unshared slot.
7272 (VALUED_RECURSED_INTO): New.
7273 (find_loc_in_1pdv): New.
7274 (struct dfset_merge): New.
7275 (insert_into_intersection): New.
7276 (intersect_loc_chains): New.
7278 (canonicalize_loc_order_check): New.
7279 (canonicalize_values_mark): New.
7280 (canonicalize_values_star): New.
7281 (variable_merge_over_cur): New.
7282 (variable_merge_over_src): New.
7283 (dataflow_set_merge): New.
7284 (dataflow_set_equiv_regs): New.
7285 (remove_duplicate_values): New.
7286 (struct dfset_post_merge): New.
7287 (variable_post_merge_new_vals): New.
7288 (variable_post_merge_perm_vals): New.
7289 (dataflow_post_merge_adjust): New.
7290 (find_mem_expr_in_1pdv): New.
7291 (dataflow_set_preserve_mem_locs): New.
7292 (dataflow_set_remove_mem_locs): New.
7293 (dataflow_set_clear_at_call): New.
7294 (onepart_variable_different_p): New.
7295 (variable_different_p): Use it.
7296 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7297 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7299 (track_loc_p): Pass it true.
7300 (struct count_use_info): New.
7301 (find_use_val): New.
7302 (replace_expr_with_values): New.
7304 (use_type): New, partially split out of...
7305 (count_uses): ... this. Count new micro-ops.
7306 (count_uses_1): Adjust.
7307 (count_stores): Adjust.
7308 (count_with_sets): New.
7309 (VAL_NEEDS_RESOLUTION): New.
7310 (VAL_HOLDS_TRACK_EXPR): New.
7311 (VAL_EXPR_IS_COPIED): New.
7312 (VAL_EXPR_IS_CLOBBERED): New.
7313 (add_uses): Adjust. Generate new micro-ops.
7314 (add_uses_1): Adjust.
7315 (add_stores): Generate new micro-ops.
7316 (add_with_sets): New.
7317 (find_src_status): Adjust.
7318 (find_src_set_src): Adjust.
7319 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7320 Handle new micro-ops. Canonicalize value equivalances.
7321 (vt_find_locations): Compute total size of hash tables for
7322 dumping. Perform merge for var-tracking-assignments. Don't
7323 disregard single-block loops.
7324 (dump_attrs_list): Handle decl_or_value.
7325 (dump_variable): Take variable. Deal with decl_or_value.
7326 (dump_variable_slot): New.
7327 (dump_vars): Use it.
7328 (dump_dataflow_sets): Adjust.
7329 (set_slot_part): New, extended to support one-part variables
7330 after splitting out of...
7331 (set_variable_part): ... this.
7332 (clobber_slot_part): New, split out of...
7333 (clobber_variable_part): ... this.
7334 (delete_slot_part): New, split out of...
7335 (delete_variable_part): .... this.
7336 (check_wrap_constant): New.
7337 (vt_expand_loc_callback): New.
7338 (vt_expand_loc): New.
7339 (emit_note_insn_var_location): Adjust. Handle values. Handle
7340 EMIT_NOTE_AFTER_CALL_INSN.
7341 (emit_notes_for_differences_1): Adjust. Handle values.
7342 (emit_notes_for_differences_2): Likewise.
7343 (emit_notes_for_differences): Adjust.
7344 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7345 Adjust. Handle new micro-ops.
7346 (vt_add_function_parameters): Adjust. Create and bind values.
7347 (vt_initialize): Adjust. Initialize scratch_regs and
7348 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7349 operations. Move some code to count_with_sets and add_with_sets.
7350 (delete_debug_insns): New.
7351 (vt_debug_insns_local): New.
7352 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7354 (var_tracking_main): If var-tracking-assignments is enabled
7355 but var-tracking isn't, delete debug insns and leave. Likewise
7356 if we exceed limits or fail the stack adjustments tests, and
7357 after all var-tracking processing.
7358 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7359 (dataflow_set): Add traversed_vars.
7360 (value_chain, const_value_chain): New typedefs.
7361 (value_chain_pool, value_chains): New variables.
7362 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7363 add_value_chains, add_cselib_value_chains, remove_value_chain,
7364 remove_value_chains, remove_cselib_value_chains): New functions.
7365 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7366 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7368 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7369 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7370 (dst_can_be_shared): New variable.
7371 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7372 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7373 different from set->vars, look up slot again instead of using the
7375 (dataflow_set_init): Initialize traversed_vars.
7376 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7377 lookup if set->vars is shared. Don't keep slot cleared before
7378 calling unshare_variable. Unshare set->vars if needed. Adjust
7379 unshare_variable callers. Clear dst_can_be_shared if needed.
7380 Even ->refcount == 1 vars must be unshared if set->vars is shared
7381 and var needs to be modified.
7382 (dataflow_set_union): Set traversed_vars during canonicalization.
7383 (VALUE_CHANGED, DECL_CHANGED): Define.
7384 (set_dv_changed, dv_changed_p): New static inlines.
7385 (track_expr_p): Clear DECL_CHANGED.
7386 (dump_dataflow_sets): Set it.
7387 (variable_was_changed): Call set_dv_changed.
7388 (emit_note_insn_var_location): Likewise.
7389 (changed_variables_stack): New variable.
7390 (check_changed_vars_1, check_changed_vars_2): New functions.
7391 (emit_notes_for_changes): Do nothing if changed_variables is
7392 empty. Traverse changed_variables with check_changed_vars_1,
7393 call check_changed_vars_2 on each changed_variables_stack entry.
7394 (emit_notes_in_bb): Add SET argument. Just clear it at the
7395 beginning, use it instead of local &set, don't destroy it at the end.
7396 (vt_emit_notes): Call dataflow_set_clear early on all
7397 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7398 computed set, dataflow_set_clear also VTI(bb)->in when we are
7399 done with the basic block. Initialize changed_variables_stack,
7400 free it afterwards. If ENABLE_CHECKING verify that after noting
7401 differences to an empty set value_chains hash table is empty.
7402 (vt_initialize): Initialize value_chains and value_chain_pool.
7403 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7404 (variable_tracking_main): Call dump_dataflow_sets before calling
7405 vt_emit_notes, not after it.
7406 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7407 (propagate_var_def_into_debug_stmts): Declare.
7408 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7409 (df_set_note): Reject debug insns.
7410 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7411 add notes to debug insns.
7412 (df_note_bb_compute): Adjust. Likewise.
7413 (df_simulate_uses): Skip debug insns.
7414 (df_simulate_initialize_backwards): Likewise.
7415 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7416 (subst_stack_regs_pat): Reject debug insns.
7417 (convert_regs_1): Handle debug insns.
7418 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7419 (print-rtl.o): Depend on cselib.h.
7420 (cselib.o): Depend on TREE_PASS_H.
7421 (var-tracking.o): Depend on cselib.h and TARGET_H.
7422 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7423 (init_ready_list): Skip boundary debug insns.
7424 (add_branch_dependences): Skip debug insns.
7425 (free_block_dependencies): Check for blocks with only debug insns.
7426 (compute_priorities): Likewise.
7427 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7428 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7430 (gimple_build_debug_bind_stat): New.
7431 (empty_body_p): Skip debug stmts.
7432 (gimple_has_side_effects): Likewise.
7433 (gimple_rhs_has_side_effects): Likewise.
7434 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7435 (gimple_build_debug_bind_stat): Declare.
7436 (gimple_build_debug_bind): Define.
7437 (is_gimple_debug): New.
7438 (gimple_debug_bind_p): New.
7439 (gimple_debug_bind_get_var): New.
7440 (gimple_debug_bind_get_value): New.
7441 (gimple_debug_bind_get_value_ptr): New.
7442 (gimple_debug_bind_set_var): New.
7443 (gimple_debug_bind_set_value): New.
7444 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7445 (gimple_debug_bind_reset_value): New.
7446 (gimple_debug_bind_has_value_p): New.
7447 (gsi_next_nondebug): New.
7448 (gsi_prev_nondebug): New.
7449 (gsi_start_nondebug_bb): New.
7450 (gsi_last_nondebug_bb): New.
7451 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7452 (print_insn): Handle DEBUG_INSN.
7453 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7454 of first insn prevail.
7455 (first_stmt): Skip debug stmts.
7456 (first_non_label_stmt): Likewise.
7457 (last_stmt): Likewise.
7458 (has_zero_uses_1): New.
7459 (single_imm_use_1): New.
7460 (verify_gimple_debug): New.
7461 (verify_types_in_gimple_stmt): Handle debug stmts.
7462 (verify_stmt): Likewise.
7463 (debug_loop_num): Skip debug stmts.
7464 (remove_edge_and_dominated_blocks): Remove dominators last.
7465 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7466 (linearize_expr): Likewise.
7467 * config/i386/i386.c (ix86_delegitimize_address): Call
7468 default implementation.
7469 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7470 (group_barrier_needed): Skip debug insns.
7471 (emit_insn_group_barriers): Likewise.
7472 (emit_all_insn_group_barriers): Likewise.
7473 (ia64_variable_issue): Handle debug insns.
7474 (ia64_dfa_new_cycle): Likewise.
7475 (final_emit_insn_group_barriers): Skip debug insns.
7476 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7477 def cfa without frame.
7478 (process_set): Likewise.
7479 (process_for_unwind_directive): Pass frame on.
7480 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7481 (rs6000_delegitimize_address): New.
7482 (rs6000_debug_adjust_cost): Handle debug insns.
7483 (is_microcoded_insn): Likewise.
7484 (is_cracked_insn): Likewise.
7485 (is_nonpipeline_insn): Likewise.
7486 (insn_must_be_first_in_group): Likewise.
7487 (insn_must_be_last_in_group): Likewise.
7488 (force_new_group): Likewise.
7489 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7490 contains only debug insns.
7491 (rtl_merge_blocks): Skip debug insns.
7492 (purge_dead_edges): Likewise.
7493 (rtl_block_ends_with_call_p): Skip debug insns.
7494 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7495 (mark_reg_dependencies): Skip debug insns.
7496 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7497 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7498 * tree-ssa-threadedge.c
7499 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7500 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7501 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7502 (copyprop_hardreg_forward_1): Handle debug insns.
7503 * reload1.c (reload): Skip debug insns. Replace unassigned
7504 pseudos in debug insns with their equivalences.
7505 (eliminate_regs_in_insn): Skip debug insns.
7506 (emit_input_reload_insns): Skip debug insns at first, adjust
7508 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7509 (get_indirect_ref_operands): Pass opf_no_vops on.
7510 (get_expr_operands): Likewise. Skip debug stmts.
7511 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7513 2009-09-01 Richard Henderson <rth@redhat.com>
7515 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7516 stmt_ends_pp_p statements at least once.
7517 * tree-vrp.c (vrp_initialize): Likewise.
7518 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7520 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7523 Fix AIX bootstrap after PR debug/30161
7524 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7525 that is a GNU extension.
7526 (tmpl_value_parm_die_table): Move the definition of this global
7527 outside #ifdef DWARF2_DEBUGGING_INFO region.
7529 2009-09-01 Richard Guenther <rguenther@suse.de>
7531 * tree.c (tree_expr_size): New function.
7532 * tree.h (tree_expr_size): Declare.
7533 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7534 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7535 * langhooks.c (lhd_expr_size): Remove.
7536 * langhooks.h (struct lang_hooks): Remove expr_size.
7537 * explow.c (expr_size): Use tree_expr_size.
7538 (int_expr_size): Likewise.
7539 * langhooks-def.h (lhd_expr_size): Remove.
7540 (LANG_HOOKS_EXPR_SIZE): Likewise.
7541 (LANG_HOOKS_INITIALIZER): Adjust.
7543 2009-09-01 Richard Guenther <rguenther@suse.de>
7545 * tree-flow.h (mark_addressable): Move declaration ...
7546 * tree.h (mark_addressable): ... here.
7547 * stmt.c (expand_asm_operands): Use mark_addressable, not
7548 lang_hooks.mark_addressable.
7549 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7550 LANG_HOOKS_MARK_ADDRESSABLE.
7551 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7552 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7554 2009-08-31 Chris Demetriou <cgd@google.com>
7556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7557 vectorize if not TARGET_SSE2.
7559 2009-08-31 DJ Delorie <dj@redhat.com>
7561 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7562 registers if no coprocessor is enabled.
7564 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7567 * cgraph.h (cgraph_get_node): Declare ...
7568 * cgraph.c (cgraph_get_node): ... new function.
7569 * dwarf2out.c (gen_generic_params_dies,
7570 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7571 make_ith_pack_parameter_name,
7572 append_entry_to_tmpl_value_parm_die_table,
7573 gen_remaining_tmpl_value_param_die_attribute): New functions.
7574 (gen_subprogram_die): Generate debug info for template parameters
7575 if debug info level is higher than DINFO_LEVEL_TERSE.
7576 Use tree_add_const_value_attribute_for_decl instead of
7577 tree_add_const_value_attribute.
7578 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7579 instead of tree_add_const_value_attribute.
7580 (gen_struct_or_union_type_die): Generate debug
7581 info for template parameters if debug info level is higher than
7583 (tree_add_const_value_attribute): Handle integral and pointer
7584 constants. Update comment.
7585 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7586 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7587 (reference_to_unused): Fix thinko. Remove redundant predicates from
7589 (tree_add_const_value_attribute): Make this work for constant
7591 tree_add_const_value_attribute_for_decl is to be used for variable
7593 (add_location_or_const_value_attribute): Use
7594 tree_add_const_value_attribute_for_decl now.
7595 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
7596 DW_TAG_template_value_param DIEs after function DIEs have been
7598 * langhooks.h (lang_hooks_for_types): Add
7599 get_argument_pack_elems.
7600 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7601 (lang_hooks): Added get_innermost_generic_parms,
7602 get_innermost_generic_args.
7603 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7604 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7605 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7606 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7608 2009-08-31 DJ Delorie <dj@redhat.com>
7610 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7611 it once we start generating the prologue or epilogue.
7612 (mep_call_saves_register): If the frame is locked, re-use
7614 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7615 (mep_expand_prologue): Call it.
7616 (mep_expand_epilogue): Likewise.
7617 (mep_start_function): Use the same logic as mep_expand_prologue.
7618 (mep_pass_by_reference): Make logic more readable.
7619 (mep_return_in_memory): Zero-sized objects are passed in memory.
7620 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7622 2009-08-31 Richard Guenther <rguenther@suse.de>
7624 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7625 to query if the memory regions for memmove overlap.
7626 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7627 asserts on pointers, instead deal with odd trees.
7628 (ptr_derefs_may_alias_p): Likewise.
7629 (refs_may_alias_p_1): Constructor bases also never alias.
7631 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7633 * doc/install.texi (Final install): Adjust reference on where to
7634 order printed manuals.
7636 2009-08-30 Olivier Hainque <hainque@adacore.com>
7638 * dwarf2out.c (switch_to_frame_table_section): Move
7639 definition prior to first use.
7641 2009-08-30 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/41186
7644 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7645 (ao_ref_init_from_ptr_and_size): New function.
7646 (ref_maybe_used_by_call_p_1): Be more precise tracking
7647 used ranges for builtin functions.
7648 (ref_maybe_used_by_call_p): Adjust.
7649 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7650 ranges for builtin functions.
7651 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7653 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7656 * fwprop.c (get_reg_use_in): Delete.
7657 (free_load_extend): New function.
7658 (forward_propagate_subreg): Use it.
7660 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7662 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7664 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7667 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7670 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7672 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7673 fini or fini_array section.
7675 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7677 * graphite-dependences.c (graphite_legal_transform_bb): Call
7678 pbb_remove_duplicate_pdrs.
7679 * graphite-poly.c (can_collapse_pdr): Removed.
7680 (pdr_find_duplicate): Removed.
7681 (can_collapse_pdrs): New.
7682 (pbb_remove_duplicate_pdrs): New.
7683 (new_poly_dr): Do not look for duplicates.
7684 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7685 (PBB_PDR_DUPLICATES_REMOVED): New.
7686 (pbb_remove_duplicate_pdrs): Declared.
7688 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7690 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7691 the strides by multiplying by PDR_NB_REFS.
7692 * graphite-poly.c (can_collapse_pdr): New.
7693 (pdr_find_duplicate): New.
7694 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7695 Initialize PDR_NB_REFS.
7696 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7698 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7700 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7703 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7706 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7708 * graphite-dependences.c (pddr_original_scattering): Return NULL
7709 for read-read dependence relations.
7710 * graphite-poly.h (enum poly_dr_type): Fix comment.
7713 (pdr_may_write_p): New.
7715 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7717 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7718 (struct poly_dr): Same.
7719 (new_poly_dr): Same.
7720 * graphite-poly.c (new_poly_dr): Same.
7721 * graphite-dependences.c (dot_deps): Disable call to system.
7723 2009-08-28 Cary Coutant <ccoutant@google.com>
7726 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
7727 struct/union/enum types local to a function.
7729 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7730 Sebastian Pop <sebastian.pop@amd.com>
7732 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
7733 pbb_strip_mine_time_depth. Changed the implementation so that
7734 transformation is expressed as a transformation on
7735 time (scatttering) dimensions. Also, ensures that the 2d+1
7736 scheduling format is preserved.
7737 (pbb_strip_mine_profitable_p): Profitability is based on the
7738 iteration number of a given time (scattering) dimension,
7739 and not on a original loop depth dimension.
7740 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
7741 (pbb_do_strip_mine): Call psct_dynamic_dim.
7742 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
7743 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
7744 (pbb_nb_dynamic_scattering_transform): New.
7745 (psct_dynamic_dim): New.
7747 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7749 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7750 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7751 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
7752 * graphite-interchange.c (build_linearized_memory_access): Same.
7753 (memory_stride_in_loop): Same.
7755 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7757 * graphite-dependences.c (pddr_original_scattering): New.
7758 (graphite_legal_transform_dr): Call pddr_original_scattering.
7761 * graphite-dependences.h (dot_deps): Declared.
7762 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7763 (print_pdr): Print PDR_ID.
7764 * graphite-poly.h (struct poly_dr): Add field id.
7767 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7769 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7771 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7772 not delete the original dependence relation.
7774 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7776 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7777 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7778 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7779 (free_poly_ddr): New.
7780 (pddr_is_empty): New.
7781 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7782 (dependence_polyhedron): Same. Remove useless gcc_assert.
7784 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7785 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7786 * graphite-dependences.h (enum poly_dependence_kind): New.
7787 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7788 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7789 (PDRP_SINK): Renamed PDDR_SINK.
7790 (PDRP_DDP): Renamed PDDR_DDP.
7792 (free_poly_ddr): Declared.
7793 * graphite-poly.c (new_scop): Use the new hash function names.
7794 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7795 into original_pddrs.
7796 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7798 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7800 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7801 bounds with LT_EXPR to make niter analysis more precise on code
7802 generated by Graphite.
7804 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7806 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7807 (graphite_legal_transform_bb): Same.
7808 (poly_drs_may_alias_p): Same.
7810 2009-08-28 Richard Guenther <rguenther@suse.de>
7812 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7814 2009-08-28 Jan Beulich <jbeulich@novell.com>
7816 * config/i386/netware.c: Include langhooks.h.
7817 (i386_nlm_encode_section_info): Simplify.
7818 (netware_override_options): Delete.
7819 * config/i386/netware.h (netware_override_options): Delete
7821 (OVERRIDE_OPTIONS): Delete definition.
7822 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7823 (ASM_COMMENT_START): Define.
7824 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7826 2009-08-28 Jan Beulich <jbeulich@novell.com>
7828 * configure.ac: For in-tree ld, do a plain version check to
7829 determine whether comdat groups are supported.
7830 * configure: Regenerate.
7832 2009-08-28 Olivier Hainque <hainque@adacore.com>
7834 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7835 always defined. Reflect definition or absence of such for
7836 COLLECT_EXPORT_LIST. Readability helper.
7837 (scanfilter): New enum, to help control what symbols
7838 are to be considered or ignored by scan_prog_file.
7839 (enum pass): Rename as "scanpass", moved together with scanfilter
7840 prior to scan_prog_file's prototype.
7841 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7842 Group prototype with the scanpass/scanfilter definitions, factorize
7843 head comments for the several implementations at the prototype.
7844 (main): Reorganize the first pass link control to let AIX
7845 drag only the needed frame tables in executables. Prevent
7846 frame tables collection during the scan aimed at static ctors.
7847 Pre-link and scan for frame tables later to compensate.
7848 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7849 A C statement to issue assembly directives that create a reference
7850 to the given DWARF table identifier label from the current function
7852 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7853 to differentiate first time section entry. Only emit a .data
7854 tables start identifier label the first time around.
7855 (switch_to_frame_table_section): New function. Helper for
7856 output_call_frame_info to switch possibly BACK into the eh_frame
7857 or the debug_frame section depending on FOR_EH.
7858 (output_call_frame_info): Use helper to first enter the proper
7860 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7861 emit a link to the frame table start label from each function
7863 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7864 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7865 * config/rs6000/rs6000-protos.h: Declare it.
7866 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7868 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7870 * config/sh/sh.c (split_branches): Check the result of
7873 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7875 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7876 using -pthread -fopenmp
7878 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7880 * doc/service.texi (service directory): Update URL.
7882 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7884 PR rtl-optimization/40861
7885 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7886 extract word from a multi-word subreg for negative byte positions.
7888 2009-08-27 Tristan Gingold <gingold@adacore.com>
7889 Douglas B Rupp <rupp@gnat.com>
7891 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7892 (SECTION_VMS_OVERLAY): Define.
7893 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7895 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7897 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7898 common_object declarations.
7899 (ia64_section_type_flags): Set section flag for common_object.
7900 * config/ia64/ia64-protos.h
7901 (ia64_vms_output_aligned_decl_common): Declare.
7902 (ia64_vms_elf_asm_named_section): Declare.
7904 2009-08-27 Michael Matz <matz@suse.de>
7906 * expr.c (expand_expr_real_2): New function taking exploded
7907 unary or binary expression, split out from ...
7908 (expand_expr_real_1): ... here. Move over all unary/binary
7909 switch parts to above function, in particular these codes:
7910 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7911 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7912 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7913 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7914 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7915 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7916 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7917 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7918 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7919 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7920 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7921 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7922 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7923 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7924 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7925 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7926 VEC_PACK_FIX_TRUNC_EXPR.
7927 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7930 2009-08-27 Richard Guenther <rguenther@suse.de>
7932 * gengtype.c (main): Handle uint64_t.
7933 * ipa-utils.c (get_base_var): Indent properly.
7934 * tree-ssa-live.c (debug_scope_block): New function.
7935 * tree-flow.h (debug_scope_block): Declare.
7936 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7937 * basic-block.h (enum profile_status): Rename to
7938 enum profile_status_d.
7939 (x_profile_status): Adjust type.
7941 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7944 * dwarf2out.c (get_context_die): Declare this static function.
7945 (gen_type_die_with_usage): Make sure a DIE is a generated for
7946 the context of a typedef.
7948 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7950 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7953 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7955 * config/mips/mips-protos.h (mips_output_sync): Declare.
7956 (mips_sync_loop_insns): Likewise.
7957 (mips_output_sync_loop): Replace first two parameters with an rtx.
7958 * config/mips/mips.c (mips_multi_member): New structure.
7959 (mips_multi_members): New variable.
7960 (mips_multi_start): New function.
7961 (mips_multi_add): Likewise.
7962 (mips_multi_add_insn): Likewise.
7963 (mips_multi_add_label): Likewise.
7964 (mips_multi_last_index): Likewise.
7965 (mips_multi_copy_insn): Likewise.
7966 (mips_multi_set_operand): Likewise.
7967 (mips_multi_write): Likewise.
7968 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7969 (mips_init_print_operand_punct): Update accordingly.
7970 (mips_start_ll_sc_sync_block): New function.
7971 (mips_end_ll_sc_sync_block): Likewise.
7972 (mips_output_sync): Likewise.
7973 (mips_sync_insn1_template): Likewise.
7974 (mips_sync_insn2_template): Likewise.
7975 (mips_get_sync_operand): Likewise.
7976 (mips_process_sync_loop): Likewise.
7977 (mips_output_sync_loop): Use mips_process_sync_loop.
7978 (mips_sync_loop_insns): New function.
7979 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7980 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7981 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7982 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7983 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7984 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7985 (MIPS_SYNC_OLD_OP_12): Likewise.
7986 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7987 (MIPS_SYNC_NEW_OP_12): Likewise.
7988 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7989 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7990 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7991 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7992 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7993 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7994 * config/mips/mips.md (sync_mem): New attribute.
7995 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7996 (sync_exclusive_mask, sync_required_oldval): Likewise.
7997 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7998 (sync_release_barrier): Likewise.
7999 (length): Handle sync loops.
8000 (sync): Use mips_output_sync.
8001 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8002 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8003 and use mips_output_sync_loop.
8004 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8005 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8006 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8007 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8008 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8009 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8010 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8011 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8012 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8014 2009-08-26 Richard Guenther <rguenther@suse.de>
8017 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8018 the types to not match.
8019 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8021 * tree-ssa.c (useless_type_conversion_p): Conversions to
8022 pointers to unprototyped functions are useless.
8024 2009-08-26 Richard Guenther <rguenther@suse.de>
8026 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8027 whole-program condition, prepare to be called for non-globals.
8028 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8029 params build a representative with known type and track its fields.
8031 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8033 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8034 clearing by a taken branch.
8035 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8036 effectively after bbro pass.
8037 (sync_nand<mode>): Ditto.
8038 (sync_old_<fetchop_name><mode>): Ditto.
8039 (sync_old_nand<mode>): Ditto.
8040 (sync_new_<fetchop_name><mode>): Dito.
8041 (sync_new_nand<mode>): Ditto.
8042 (sync_compare_and_swap<mode>_1): Ditto.
8043 (*sync_compare_and_swap<mode>): Ditto.
8044 (sync_lock_test_and_set<mode>_1): Ditto.
8045 ("sync_lock_test_and_set<mode>): Ditto.
8047 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8049 * hwint.h (HOST_LONG_FORMAT): New macro
8050 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8051 Use HOST_PTR_PRINTF.
8052 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8053 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8054 (HOST_PTR_PRINTF): Document.
8056 2009-08-25 Jan Hubicka <jh@suse.cz>
8058 * config/i386/bmmintrin.h: Replace by #error.
8061 Michael Meissner <michael.meissner@amd.com>
8062 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8063 Tony Linthicum <tony.linthicum@amd.com>
8065 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8066 (TARGET_ROUND): New macro for the round/ptest instructions which
8067 are shared between SSE4.1 and SSE5.
8068 (OPTION_MASK_ISA_ROUND): Ditto.
8069 (OPTION_ISA_ROUND): Ditto.
8070 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8071 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8073 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8074 (-mfused-madd): New switch to give users control over whether the
8075 compiler optimizes to use the multiply/add SSE5 instructions.
8077 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8078 (ix86_handle_option): Turn off 3dnow if -msse5.
8079 (override_options): Add SSE5 support.
8080 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8082 (ix86_expand_sse_movcc): Add SSE5 support.
8083 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8084 vector type to the next largest size.
8085 (ix86_expand_sse5_pack): New function to use pperm to pack a
8086 vector type to the next smallest size.
8087 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8088 (IX86_BUILTIN_FMADDSD): Ditto.
8089 (IX86_BUILTIN_FMADDPS): Ditto.
8090 (IX86_BUILTIN_FMADDPD): Ditto.
8091 (IX86_BUILTIN_FMSUBSS): Ditto.
8092 (IX86_BUILTIN_FMSUBSD): Ditto.
8093 (IX86_BUILTIN_FMSUBPS): Ditto.
8094 (IX86_BUILTIN_FMSUBPD): Ditto.
8095 (IX86_BUILTIN_FNMADDSS): Ditto.
8096 (IX86_BUILTIN_FNMADDSD): Ditto.
8097 (IX86_BUILTIN_FNMADDPS): Ditto.
8098 (IX86_BUILTIN_FNMADDPD): Ditto.
8099 (IX86_BUILTIN_FNMSUBSS): Ditto.
8100 (IX86_BUILTIN_FNMSUBSD): Ditto.
8101 (IX86_BUILTIN_FNMSUBPS): Ditto.
8102 (IX86_BUILTIN_FNMSUBPD): Ditto.
8103 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8104 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8105 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8106 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8107 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8108 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8109 (IX86_BUILTIN_PPERM): Ditto.
8110 (IX86_BUILTIN_PERMPS): Ditto.
8111 (IX86_BUILTIN_PERMPD): Ditto.
8112 (IX86_BUILTIN_PMACSSWW): Ditto.
8113 (IX86_BUILTIN_PMACSWW): Ditto.
8114 (IX86_BUILTIN_PMACSSWD): Ditto.
8115 (IX86_BUILTIN_PMACSWD): Ditto.
8116 (IX86_BUILTIN_PMACSSDD): Ditto.
8117 (IX86_BUILTIN_PMACSDD): Ditto.
8118 (IX86_BUILTIN_PMACSSDQL): Ditto.
8119 (IX86_BUILTIN_PMACSSDQH): Ditto.
8120 (IX86_BUILTIN_PMACSDQL): Ditto.
8121 (IX86_BUILTIN_PMACSDQH): Ditto.
8122 (IX86_BUILTIN_PMADCSSWD): Ditto.
8123 (IX86_BUILTIN_PMADCSWD): Ditto.
8124 (IX86_BUILTIN_PHADDBW): Ditto.
8125 (IX86_BUILTIN_PHADDBD): Ditto.
8126 (IX86_BUILTIN_PHADDBQ): Ditto.
8127 (IX86_BUILTIN_PHADDWD): Ditto.
8128 (IX86_BUILTIN_PHADDWQ): Ditto.
8129 (IX86_BUILTIN_PHADDDQ): Ditto.
8130 (IX86_BUILTIN_PHADDUBW): Ditto.
8131 (IX86_BUILTIN_PHADDUBD): Ditto.
8132 (IX86_BUILTIN_PHADDUBQ): Ditto.
8133 (IX86_BUILTIN_PHADDUWD): Ditto.
8134 (IX86_BUILTIN_PHADDUWQ): Ditto.
8135 (IX86_BUILTIN_PHADDUDQ): Ditto.
8136 (IX86_BUILTIN_PHSUBBW): Ditto.
8137 (IX86_BUILTIN_PHSUBWD): Ditto.
8138 (IX86_BUILTIN_PHSUBDQ): Ditto.
8139 (IX86_BUILTIN_PROTB): Ditto.
8140 (IX86_BUILTIN_PROTW): Ditto.
8141 (IX86_BUILTIN_PROTD): Ditto.
8142 (IX86_BUILTIN_PROTQ): Ditto.
8143 (IX86_BUILTIN_PROTB_IMM): Ditto.
8144 (IX86_BUILTIN_PROTW_IMM): Ditto.
8145 (IX86_BUILTIN_PROTD_IMM): Ditto.
8146 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8147 (IX86_BUILTIN_PSHLB): Ditto.
8148 (IX86_BUILTIN_PSHLW): Ditto.
8149 (IX86_BUILTIN_PSHLD): Ditto.
8150 (IX86_BUILTIN_PSHLQ): Ditto.
8151 (IX86_BUILTIN_PSHAB): Ditto.
8152 (IX86_BUILTIN_PSHAW): Ditto.
8153 (IX86_BUILTIN_PSHAD): Ditto.
8154 (IX86_BUILTIN_PSHAQ): Ditto.
8155 (IX86_BUILTIN_FRCZSS): Ditto.
8156 (IX86_BUILTIN_FRCZSD): Ditto.
8157 (IX86_BUILTIN_FRCZPS): Ditto.
8158 (IX86_BUILTIN_FRCZPD): Ditto.
8159 (IX86_BUILTIN_CVTPH2PS): Ditto.
8160 (IX86_BUILTIN_CVTPS2PH): Ditto.
8161 (IX86_BUILTIN_COMEQSS): Ditto.
8162 (IX86_BUILTIN_COMNESS): Ditto.
8163 (IX86_BUILTIN_COMLTSS): Ditto.
8164 (IX86_BUILTIN_COMLESS): Ditto.
8165 (IX86_BUILTIN_COMGTSS): Ditto.
8166 (IX86_BUILTIN_COMGESS): Ditto.
8167 (IX86_BUILTIN_COMUEQSS): Ditto.
8168 (IX86_BUILTIN_COMUNESS): Ditto.
8169 (IX86_BUILTIN_COMULTSS): Ditto.
8170 (IX86_BUILTIN_COMULESS): Ditto.
8171 (IX86_BUILTIN_COMUGTSS): Ditto.
8172 (IX86_BUILTIN_COMUGESS): Ditto.
8173 (IX86_BUILTIN_COMORDSS): Ditto.
8174 (IX86_BUILTIN_COMUNORDSS): Ditto.
8175 (IX86_BUILTIN_COMFALSESS): Ditto.
8176 (IX86_BUILTIN_COMTRUESS): Ditto.
8177 (IX86_BUILTIN_COMEQSD): Ditto.
8178 (IX86_BUILTIN_COMNESD): Ditto.
8179 (IX86_BUILTIN_COMLTSD): Ditto.
8180 (IX86_BUILTIN_COMLESD): Ditto.
8181 (IX86_BUILTIN_COMGTSD): Ditto.
8182 (IX86_BUILTIN_COMGESD): Ditto.
8183 (IX86_BUILTIN_COMUEQSD): Ditto.
8184 (IX86_BUILTIN_COMUNESD): Ditto.
8185 (IX86_BUILTIN_COMULTSD): Ditto.
8186 (IX86_BUILTIN_COMULESD): Ditto.
8187 (IX86_BUILTIN_COMUGTSD): Ditto.
8188 (IX86_BUILTIN_COMUGESD): Ditto.
8189 (IX86_BUILTIN_COMORDSD): Ditto.
8190 (IX86_BUILTIN_COMUNORDSD): Ditto.
8191 (IX86_BUILTIN_COMFALSESD): Ditto.
8192 (IX86_BUILTIN_COMTRUESD): Ditto.
8193 (IX86_BUILTIN_COMEQPS): Ditto.
8194 (IX86_BUILTIN_COMNEPS): Ditto.
8195 (IX86_BUILTIN_COMLTPS): Ditto.
8196 (IX86_BUILTIN_COMLEPS): Ditto.
8197 (IX86_BUILTIN_COMGTPS): Ditto.
8198 (IX86_BUILTIN_COMGEPS): Ditto.
8199 (IX86_BUILTIN_COMUEQPS): Ditto.
8200 (IX86_BUILTIN_COMUNEPS): Ditto.
8201 (IX86_BUILTIN_COMULTPS): Ditto.
8202 (IX86_BUILTIN_COMULEPS): Ditto.
8203 (IX86_BUILTIN_COMUGTPS): Ditto.
8204 (IX86_BUILTIN_COMUGEPS): Ditto.
8205 (IX86_BUILTIN_COMORDPS): Ditto.
8206 (IX86_BUILTIN_COMUNORDPS): Ditto.
8207 (IX86_BUILTIN_COMFALSEPS): Ditto.
8208 (IX86_BUILTIN_COMTRUEPS): Ditto.
8209 (IX86_BUILTIN_COMEQPD): Ditto.
8210 (IX86_BUILTIN_COMNEPD): Ditto.
8211 (IX86_BUILTIN_COMLTPD): Ditto.
8212 (IX86_BUILTIN_COMLEPD): Ditto.
8213 (IX86_BUILTIN_COMGTPD): Ditto.
8214 (IX86_BUILTIN_COMGEPD): Ditto.
8215 (IX86_BUILTIN_COMUEQPD): Ditto.
8216 (IX86_BUILTIN_COMUNEPD): Ditto.
8217 (IX86_BUILTIN_COMULTPD): Ditto.
8218 (IX86_BUILTIN_COMULEPD): Ditto.
8219 (IX86_BUILTIN_COMUGTPD): Ditto.
8220 (IX86_BUILTIN_COMUGEPD): Ditto.
8221 (IX86_BUILTIN_COMORDPD): Ditto.
8222 (IX86_BUILTIN_COMUNORDPD): Ditto.
8223 (IX86_BUILTIN_COMFALSEPD): Ditto.
8224 (IX86_BUILTIN_COMTRUEPD): Ditto.
8225 (IX86_BUILTIN_PCOMEQUB): Ditto.
8226 (IX86_BUILTIN_PCOMNEUB): Ditto.
8227 (IX86_BUILTIN_PCOMLTUB): Ditto.
8228 (IX86_BUILTIN_PCOMLEUB): Ditto.
8229 (IX86_BUILTIN_PCOMGTUB): Ditto.
8230 (IX86_BUILTIN_PCOMGEUB): Ditto.
8231 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8232 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8233 (IX86_BUILTIN_PCOMEQUW): Ditto.
8234 (IX86_BUILTIN_PCOMNEUW): Ditto.
8235 (IX86_BUILTIN_PCOMLTUW): Ditto.
8236 (IX86_BUILTIN_PCOMLEUW): Ditto.
8237 (IX86_BUILTIN_PCOMGTUW): Ditto.
8238 (IX86_BUILTIN_PCOMGEUW): Ditto.
8239 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8240 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8241 (IX86_BUILTIN_PCOMEQUD): Ditto.
8242 (IX86_BUILTIN_PCOMNEUD): Ditto.
8243 (IX86_BUILTIN_PCOMLTUD): Ditto.
8244 (IX86_BUILTIN_PCOMLEUD): Ditto.
8245 (IX86_BUILTIN_PCOMGTUD): Ditto.
8246 (IX86_BUILTIN_PCOMGEUD): Ditto.
8247 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8248 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8249 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8250 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8251 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8252 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8253 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8254 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8255 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8256 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8257 (IX86_BUILTIN_PCOMEQB): Ditto.
8258 (IX86_BUILTIN_PCOMNEB): Ditto.
8259 (IX86_BUILTIN_PCOMLTB): Ditto.
8260 (IX86_BUILTIN_PCOMLEB): Ditto.
8261 (IX86_BUILTIN_PCOMGTB): Ditto.
8262 (IX86_BUILTIN_PCOMGEB): Ditto.
8263 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8264 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8265 (IX86_BUILTIN_PCOMEQW): Ditto.
8266 (IX86_BUILTIN_PCOMNEW): Ditto.
8267 (IX86_BUILTIN_PCOMLTW): Ditto.
8268 (IX86_BUILTIN_PCOMLEW): Ditto.
8269 (IX86_BUILTIN_PCOMGTW): Ditto.
8270 (IX86_BUILTIN_PCOMGEW): Ditto.
8271 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8272 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8273 (IX86_BUILTIN_PCOMEQD): Ditto.
8274 (IX86_BUILTIN_PCOMNED): Ditto.
8275 (IX86_BUILTIN_PCOMLTD): Ditto.
8276 (IX86_BUILTIN_PCOMLED): Ditto.
8277 (IX86_BUILTIN_PCOMGTD): Ditto.
8278 (IX86_BUILTIN_PCOMGED): Ditto.
8279 (IX86_BUILTIN_PCOMFALSED): Ditto.
8280 (IX86_BUILTIN_PCOMTRUED): Ditto.
8281 (IX86_BUILTIN_PCOMEQQ): Ditto.
8282 (IX86_BUILTIN_PCOMNEQ): Ditto.
8283 (IX86_BUILTIN_PCOMLTQ): Ditto.
8284 (IX86_BUILTIN_PCOMLEQ): Ditto.
8285 (IX86_BUILTIN_PCOMGTQ): Ditto.
8286 (IX86_BUILTIN_PCOMGEQ): Ditto.
8287 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8288 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8289 (enum multi_arg_type): New enum for describing the various SSE5
8290 intrinsic argument types.
8291 (bdesc_multi_arg): New table for SSE5 intrinsics.
8292 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8293 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8295 (ix86_expand_builtin): Add SSE5 intrinsic support.
8296 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8297 operand instructions.
8298 (ix86_expand_sse5_multiple_memory): New function to split the
8299 second memory reference from SSE5 instructions.
8300 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8301 (ix86_return_pops_args): Use stdarg_p to determine if the function
8302 has variable arguments.
8303 (ix86_setup_incoming_varargs): Ditto.
8304 (x86_this_parameter): Ditto.
8306 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8308 (ix86_expand_sse5_pack): Ditto.
8309 (ix86_sse5_valid_op_p): Ditto.
8310 (ix86_expand_sse5_multiple_memory): Ditto.
8312 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8313 constant for SSE5 support.
8314 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8315 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8316 (UNSPEC_SSE5_PERMUTE): Ditto.
8317 (UNSPEC_SSE5_ASHIFT): Ditto.
8318 (UNSPEC_SSE5_LSHIFT): Ditto.
8319 (UNSPEC_FRCZ): Ditto.
8320 (UNSPEC_CVTPH2PS): Ditto.
8321 (UNSPEC_CVTPS2PH): Ditto.
8322 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8324 (COM_FALSE_S): Ditto.
8325 (COM_FALSE_P): Ditto.
8326 (COM_TRUE_S): Ditto.
8327 (COM_TRUE_P): Ditto.
8328 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8329 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8331 (memory attribute): Ditto.
8332 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8333 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8334 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8335 (floor<mode>2): Ditto.
8336 (ceil<mode>2): Ditto.
8337 (btrunc<mode>2): Ditto.
8338 (nearbyintdf2): Ditto.
8339 (nearbyintsf2): Ditto.
8340 (sse_setccsf): Disable if SSE5.
8341 (sse_setccdf): Ditto.
8342 (sse5_setcc<mode>): New support for SSE5 conditional move.
8343 (sse5_pcmov_<mode>): Ditto.
8345 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8347 (SSEMODEF2P): Ditto.
8348 (ssemodesuffixf4): New mode attribute for SSE5.
8349 (ssemodesuffixf2s): Ditto.
8350 (ssemodesuffixf2c): Ditto.
8351 (sserotatemax): Ditto.
8352 (ssescalarmode): Ditto.
8353 (sse_maskcmpv4sf3): Disable if SSE5.
8354 (sse_maskcmpv2df3): Ditto.
8355 (sse_vmmaskcmpv4sf3): Ditto.
8356 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8357 (sse5_vmfmadd<mode>4): Ditto.
8358 (sse5_fmsub<mode>4): Ditto.
8359 (sse5_vmfmsub<mode>4): Ditto.
8360 (sse5_fnmadd<mode>4): Ditto.
8361 (sse5_vmfnmadd<mode>4): Ditto.
8362 (sse5_fnmsub<mode>4): Ditto.
8363 (sse5_vmfnmsub<mode>4): Ditto.
8364 (sse5i_fmadd<mode>4): Ditto.
8365 (sse5i_fmsub<mode>4): Ditto.
8366 (sse5i_fnmadd<mode>4): Ditto.
8367 (sse5i_fnmsub<mode>4): Ditto.
8368 (sse5i_vmfmadd<mode>4): Ditto.
8369 (sse5i_vmfmsub<mode>4): Ditto.
8370 (sse5i_vmfnmadd<mode>4): Ditto.
8371 (sse5i_vmfnmsub<mode>4): Ditto.
8372 (mulv16qi3): Add SSE5 support.
8374 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8375 (sse2_mulv4si3): Disable if SSE5.
8376 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8377 (sse4_1_roundps): Ditto.
8378 (sse4_1_roundsd): Ditto.
8379 (sse4_1_roundss): Ditto.
8380 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8382 (sse_maskcmpsf3): Ditto.
8383 (sse_vmmaskcmpv4sf3): Ditto.
8384 (sse2_maskcmpv2df3): Ditto.
8385 (sse2_maskcmpdf3): Ditto.
8386 (sse2_vmmaskcmpv2df3): Ditto.
8387 (sse2_eq<mode>3): Ditto.
8388 (sse2_gt<mode>3): Ditto.
8389 (sse5_pcmov_<mode>): Add SSE5 support.
8390 (vec_unpacku_hi_v16qi): Ditto.
8391 (vec_unpacks_hi_v16qi): Ditto.
8392 (vec_unpacku_lo_v16qi): Ditto.
8393 (vec_unpacks_lo_v16qi): Ditto.
8394 (vec_unpacku_hi_v8hi): Ditto.
8395 (vec_unpacks_hi_v8hi): Ditto.
8396 (vec_unpacku_lo_v8hi): Ditto.
8397 (vec_unpacks_lo_v8hi): Ditto.
8398 (vec_unpacku_hi_v4si): Ditto.
8399 (vec_unpacks_hi_v4si): Ditto.
8400 (vec_unpacku_lo_v4si): Ditto.
8401 (vec_unpacks_lo_v4si): Ditto.
8402 (sse5_pmacsww): New SSE5 intrinsic insn.
8403 (sse5_pmacssww): Ditto.
8404 (sse5_pmacsdd): Ditto.
8405 (sse5_pmacssdd): Ditto.
8406 (sse5_pmacssdql): Ditto.
8407 (sse5_pmacssdqh): Ditto.
8408 (sse5_pmacsdqh): Ditto.
8409 (sse5_pmacsswd): Ditto.
8410 (sse5_pmacswd): Ditto.
8411 (sse5_pmadcsswd): Ditto.
8412 (sse5_pmadcswd): Ditto.
8413 (sse5_pcmov_<move>): Conditional move support on SSE5.
8414 (sse5_phaddbw): New SSE5 intrinsic insn.
8415 (sse5_phaddbd): Ditto.
8416 (sse5_phaddbq): Ditto.
8417 (sse5_phaddwd): Ditto.
8418 (sse5_phaddwq): Ditto.
8419 (sse5_phadddq): Ditto.
8420 (sse5_phaddubw): Ditto.
8421 (sse5_phaddubd): Ditto.
8422 (sse5_phaddubq): Ditto.
8423 (sse5_phadduwd): Ditto.
8424 (sse5_phadduwq): Ditto.
8425 (sse5_phaddudq): Ditto.
8426 (sse5_phsubbw): Ditto.
8427 (sse5_phsubwd): Ditto.
8428 (sse5_phsubdq): Ditto.
8429 (sse5_pperm): Ditto.
8430 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8431 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8432 (sse5_pperm_sign_v8hi_v4si): Ditto.
8433 (sse5_pperm_zero_v8hi_v4si): Ditto.
8434 (sse5_pperm_sign_v4si_v2di): Ditto.
8435 (sse5_pperm_sign_v4si_v2di): Ditto.
8436 (sse5_pperm_pack_v2di_v4si): Ditto.
8437 (sse5_pperm_pack_v4si_v8hi): Ditto.
8438 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8439 (sse5_perm<mode>): New SSE5 intrinsic insn.
8440 (rotl<mode>3): Ditto.
8441 (sse5_rotl<mode>3): Ditto.
8442 (sse5_ashl<mode>3): Ditto.
8443 (sse5_lshl<mode>3): Ditto.
8444 (sse5_frcz<mode>2): Ditto.
8445 (sse5s_frcz<mode>2): Ditto.
8446 (sse5_cvtph2ps): Ditto.
8447 (sse5_cvtps2ph): Ditto.
8448 (sse5_vmmaskcmp<mode>3): Ditto.
8449 (sse5_com_tf<mode>3): Ditto.
8450 (sse5_maskcmp<mode>3): Ditto.
8451 (sse5_maskcmp_uns<mode>3): Ditto.
8452 (sse5_maskcmp_uns2<mode>3): Ditto.
8453 (sse5_pcom_tf<mode>3): Ditto.
8455 * config/i386/predicates.md (sse5_comparison_float_operator):
8456 New predicate to match the comparison operators supported by
8457 the SSE5 com instruction.
8458 (ix86_comparison_int_operator): New predicate to match just the
8459 signed int comparisons.
8460 (ix86_comparison_uns_operator): New predicate to match just the
8461 unsigned int comparisons.
8463 * doc/invoke.texi (-msse5): Add documentation.
8464 (-mfused-madd): Ditto.
8466 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8468 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8470 (x86_64-*-*): Ditto.
8472 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8474 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8475 intrinisics for SSE5.
8477 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8480 * config/i386/mmintrin-common.h: New file, to contain common
8481 instructions between SSE4.1 and SSE5.
8483 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8484 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8485 (gen_regparm_prefix): Ditto.
8487 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8488 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8489 prototype_p to determine if a function is prototyped.
8491 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8493 * c-common.c (c_common_reswords) add the alignof keyword,
8494 with same RID as __alignof and __alignof__
8496 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8498 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8499 * hooks.c (hook_bool_const_int_const_int_true): New function.
8500 * target.h (struct gcc_target): Add can_eliminate field.
8501 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8502 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8503 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8504 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8505 (elim_table): Revise comment.
8506 * system.h (CAN_ELIMINATE): Poison.
8507 * defaults.h (CAN_ELIMINATE): Remove.
8508 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8510 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8511 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8513 (alpha_vms_can_eliminate): Declare as static, change return type to
8515 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8517 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8518 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8519 (arm_can_eliminate): New function.
8521 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8522 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8523 (avr_can_eliminate): Declare as static.
8524 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8526 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8527 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8528 (bfin_can_eliminate): New function.
8530 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8531 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8532 (crx_can_eliminate): New function.
8534 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8535 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8536 (fr30_can_eliminate): New function.
8538 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8539 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8540 (frv_can_eliminate): New function.
8542 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8543 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8544 (h8300_can_eliminate): New function.
8546 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8547 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8548 (i386_can_eliminate): Declare as static, change return type to bool.
8549 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8551 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8552 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8553 (ia64_can_eliminate): New function.
8555 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8556 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8557 (iq2000_can_eliminate): New function.
8559 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8560 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8561 (m32r_can_eliminate): New function.
8563 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8564 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8565 (m68hc11_can_eliminate): New function.
8567 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8568 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8569 (m68k_can_eliminate): New function.
8571 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8572 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8573 (mep_can_eliminate): New function.
8575 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8576 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8577 (mips_can_eliminate): New function.
8579 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8580 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8581 (rs6000_can_eliminate): New function.
8583 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8584 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8585 (s390_can_eliminate): Declare as static.
8586 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8588 * config/score/score.h (CAN_ELIMINATE): Remove macro.
8589 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
8590 (score_can_eliminate): New function.
8592 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
8593 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
8594 (sparc_can_eliminate): Declare as static.
8595 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
8597 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
8598 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8599 (xstormy16_can_eliminate): New function.
8601 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8602 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8603 (v850_can_eliminate): New function.
8605 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8607 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8608 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8609 (*movdfcc_ext[1234]): Disable for IEEE mode.
8611 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8613 * gimplify.c (prepare_gimple_addressable): New static function.
8614 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8616 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8617 manually fiddling with it.
8619 2009-08-25 Michael Matz <matz@suse.de>
8621 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8622 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8624 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8625 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8626 (do_jump): Split out code for simple binary comparisons into ...
8627 (do_jump_1): ... this, taking the individual operands and code.
8628 Change callers to helper function above accordingly.
8629 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8632 2009-08-25 Michael Matz <matz@suse.de>
8634 * expr.h (struct separate_ops, sepops): New type for passing
8635 around an exploded simple expression.
8636 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8637 Use this structure instead of expression tree.
8638 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8639 expression, only its type.
8640 (expand_vec_cond_expr): Take type and individual operands instead
8642 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8643 expand_vec_shift_expr): Change prototype accordingly.
8644 * tree-vect-stmts.c (vectorizable_condition): Change call of
8645 expand_vec_cond_expr_p to pass only type.
8646 * expr.c (do_store_flags): Change prototype and implementation
8647 to take an exploded expression.
8648 (expand_expr_real_1): New local ops initialized with details
8649 of the full expression. Use it instead of full
8650 expression in calls to do_store_flags, expand_vec_cond_expr,
8651 expand_widen_pattern_expr and expand_vec_shift_expr.
8653 2009-08-25 Michael Matz <matz@suse.de>
8655 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8656 treeop2 initialized with first three operands of the full expression.
8657 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8659 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8661 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8662 (__gthread_objc_condition_allocate): Mark arguments as unused.
8663 (__gthread_objc_condition_deallocate): Likewise.
8664 (__gthread_objc_condition_wait): Likewise.
8665 (__gthread_objc_condition_broadcast): Likewise.
8666 (__gthread_objc_condition_signal): Likewise.
8667 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8668 (__gthread_objc_thread_id): Likewise.
8670 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8673 * tree-pretty-print.c (print_call_name): Print the correct call name
8674 for procedure pointer components.
8676 2009-08-24 Steve Ellcey <sje@cup.hp.com>
8678 * config/ia64/ia64.c (ia64_promote_function_mode): Call
8679 default_promote_function_mode when not VMS.
8681 2009-08-24 Olivier Hainque <hainque@adacore.com>
8683 * convert.c (convert_to_integer): Don't assume an input pointer is
8684 POINTER_SIZE wide. Fetch from the type instead.
8686 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8688 * configure.ac (AC_PREREQ): Bump to 2.64.
8690 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8692 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8693 (process_command): Don't search standard_exec_prefix_1 and
8694 standard_exec_prefix_2.
8696 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8698 * config/arm/arm.c (output_return_instruction): Handle for
8701 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8703 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8705 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8707 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8708 (*arm_movdf_vfp): Likewise.
8710 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8712 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8713 (vashr<mode>3): Rename from ashr<mode>3.
8714 (vlshr<mode>3): Rename from lshr<mode>3.
8716 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8719 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8720 (check_format_info_main): Use scalar_identify_flag.
8721 (check_format_types): Check for scalar size identity if
8722 scalar_identify_flag is set.
8723 (printf_length_specs): Extend by new field.
8724 (asm_fprintf_length_specs): Likewise.
8725 (gcc_diag_length_specs): Likewise.
8726 (scanf_length_specs): Likewise.
8727 (strfmon_length_specs): Likewise.
8728 (gcc_gfc_length_specs): Likewise.
8729 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
8730 (ms_printf_flag_specs): Likewise.
8731 * c-format.h (format_length_info): Add new member scalar_identity_flag.
8733 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
8736 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
8737 (*call_value_pop_1): Ditto.
8738 (*sibcall_pop_1): New insn pattern.
8739 (*sibcall_value_pop_1): Ditto.
8741 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8744 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
8747 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8750 * fwprop.c (try_fwprop_subst): Allow multiple sets.
8751 (get_reg_use_in): New function.
8752 (forward_propagate_subreg): Propagate through subreg of zero_extend
8755 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8757 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8758 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8760 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8762 * configure.ac: Remove --with-datarootdir, --with-docdir,
8763 --with-htmldir switches. No need to call AC_SUBST for
8764 datarootdir, docdir, htmldir any more.
8765 * configure: Regenerate.
8766 * doc/install.texi (Configuration): Document --datarootdir,
8767 --docdir, --htmldir, --pdfdir; update documentation for
8768 --infodir, --mandir.
8769 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8772 * aclocal.m4: Regenerate.
8773 * config.in: Regenerate.
8774 * configure: Regenerate.
8776 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8777 Olivier Hainque <hainque@adacore.com>
8779 * config/ia64/ia64.c: Include libfuncs.h.
8780 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8781 (ia64_expand_call): Use reg 25 on VMS.
8782 (ia64_initialize_trampoline): Fix for VMS ABI.
8783 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8784 (ia64_function_arg): Initialize reg 25 on VMS.
8785 Fix OpenVMS ABI issues for varargs.
8786 For OpenVMS, emit the Argument Information register set in the
8787 incoming/sibcall case as well.
8788 (ia64_arg_type): New function.
8789 (ia64_function_arg_advance): Keep track of cum->words.
8790 Fix OpenVMS ABI issues for varargs.
8791 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8792 (ia64_override_options): Set flag_no_common on VMS.
8793 (ia64_init_builtins): Disable FWRITE builtin.
8794 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8795 (ia64_vms_init_libfuncs): Add decc$ routines.
8796 (ia64_vms_valid_pointer_mode): New function.
8797 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8798 (ia64_promote_function_mode): New function
8799 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8800 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8801 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8802 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8803 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8804 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8805 Suppress trailing '#' if VALUE is numeric.
8806 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8807 ia64_promote_function_mode.
8808 (TARGET_VALID_POINTER_MODE): Define.
8810 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8813 * config/rs6000/rs6000.c (rs6000_override_options): Use
8814 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8817 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8818 reporting of vector + decimal/boolean/complex error.
8820 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8822 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8823 __vector double TYPE_DECL.
8825 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8827 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8828 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8829 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8830 to pointer to enum machine_mode. Update all callers as needed.
8832 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8834 * config/alpha/alpha.md (exception_receiver): Emit alternative
8835 GP load sequence if flag_reorder_blocks_and_partition is set.
8836 (*exception_receiver_2): Also enable when
8837 flag_reorder_blocks_and_partition is set.
8839 2009-08-20 Matt Rice <ratmice@gmail.com>
8840 Diego Novillo <dnovillo@google.com>
8842 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8845 2009-08-20 Richard Guenther <rguenther@suse.de>
8847 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8848 * c-tree.h (c_dup_lang_specific_decl): Remove.
8849 (struct lang_decl, struct lang_type): Move definitions ...
8850 * c-lang.h: ... here. New file.
8851 * c-decl.c: Include c-lang.h.
8852 (c_dup_lang_specific_decl): Remove.
8853 * c-typeck.c: Include c-lang.h.
8854 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8855 (c-typeck.o): Likewise.
8856 * c-config-lang.in (gtfiles): Add c-lang.h.
8857 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8860 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8862 * config/alpha/alpha.c (alpha_end_function): Do not clear
8863 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8864 this is now handled in generic code.
8866 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8868 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8869 (s390_z10_fix_long_loop_prediction): New function.
8870 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8871 (s390_reorg): Walk over the INSNs and invoke
8872 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8874 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8876 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8877 "*brx_64bit", "*brx_31bit"): New patterns.
8878 * config/s390/s390.c ('E'): New output modifier.
8880 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8881 Richard Earnshaw <richard.earnshaw@arm.com>
8883 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8884 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8886 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8888 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8890 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8891 for mode mode of operand0 when doing secondary reload for SAR.
8893 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8896 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8897 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8899 2009-08-19 Jason Merrill <jason@redhat.com>
8901 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8902 supported template depth in C++0x.
8904 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8906 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8907 free_after_compilation.
8908 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8909 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8910 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8911 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8912 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8913 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8914 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8916 2009-08-19 Ian Lance Taylor <iant@google.com>
8918 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8919 of (plus (mult (neg B) C) A).
8921 2009-08-18 Michael Matz <matz@suse.de>
8923 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8924 instead of comparing TYPE_MAIN_VARIANT for equality.
8925 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8926 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8927 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8928 * gimplify.c (goa_lhs_expr_p): Ditto and use
8929 STRIP_USELESS_TYPE_CONVERSION.
8931 2009-08-18 Michael Matz <matz@suse.de>
8933 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8934 first field in a struct.
8935 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8937 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8939 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8940 locators before emit_insn is called. Remove assert that
8942 (alpha_end_function): Clear crtl->emit structure and free insn
8943 locators if cfun->is_thunk is true.
8945 2009-08-18 Jason Merrill <jason@redhat.com>
8947 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8949 * configure.ac: Test for it.
8950 * configure, config.in: Regenerate.
8951 * doc/install.texi: Document --enable-gnu-unique-object.
8953 2009-08-18 Richard Guenther <rguenther@suse.de>
8956 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8957 pow(x,y*z) only if x is nonnegative.
8959 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8961 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8965 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8966 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8968 2009-08-17 DJ Delorie <dj@redhat.com>
8970 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8971 * config/m32c/prologue.md (epilogue_freit): New.
8973 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8974 (bank_switch_p): Likewise.
8975 (fast_interrupt_p): Likewise.
8976 (interrupt_p): Likewise.
8977 (m32c_conditional_register_usage): Round memregs size up.
8978 (need_to_save): We only need to save $a0 when we use ENTER.
8979 (interrupt_p): Check for fast_interrupt too.
8980 (bank_switch_p): New.
8981 (fast_interrupt_p): New.
8982 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8983 (m32c_emit_prolog): Support bank switching and fast interrupts.
8984 * doc/extend.texi (Function Attributes): Add bank_switch and
8987 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8989 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8990 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8992 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8994 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8995 (menu): Add IA-64/VMS Options.
8996 (IA-64/VMS Options): Likewise.
8998 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9001 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9003 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9005 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9006 (mips_pop_asm_switch): Likewise.
9007 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9009 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9010 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9011 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9012 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9013 instead of set_noreorder.
9014 (mips_output_function_prologue): Use the new functions.
9015 (mips_output_function_epilogue): Likewise.
9016 (mips_need_noat_wrapper_p): New function, split out from...
9017 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9018 Use mips_push_asm_switch and mips_pop_asm_switch.
9019 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9020 and mips_pop_asm_switch.
9021 (ASM_OUTPUT_REG_POP): Likewise.
9022 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9023 Use mips_pop_asm_switch.
9024 (mips_asm_switch): New structure.
9025 (set_noreorder, set_nomacro): Replace with...
9026 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9027 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9028 instead of set_nomacro.
9029 (fix_truncsfsi2_macro): Likewise.
9030 (cprestore): Likewise.
9031 (hazard): Use mips_noreorder instead of set_noreorder.
9032 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9034 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9036 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9037 from prev_active_insn.
9039 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9041 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9042 * config/avr/avr.c (avr_override_options): Initialize
9043 avr_current_arch variable.
9044 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9045 __AVR_HAVE_16BIT_SP__ according to the device type.
9046 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9048 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9049 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9051 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9054 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9055 generating inlined subroutine die only. We shouldn't be
9056 called for anything else.
9057 (gen_block_die): Don't generate inline subroutine debug info for
9060 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9062 * graphite-poly.c (print_pbb): Print PBB index.
9064 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9067 * graphite-interchange.c (ppl_max_for_le): Moved...
9068 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9069 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9070 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9071 * graphite-ppl.h (ppl_max_for_le): Declared.
9073 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9075 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9076 supported on all platforms.
9077 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9078 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9079 * c-pragma.c: Likewise.
9080 * target-def.h (TARGET_INITIALIZER): Remove
9081 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9082 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9084 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9086 * config/ia64/fde-vms.c: New file.
9087 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9088 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9089 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9090 (uw_frame_state_for): Only register a personality routine if it is
9091 known to be compatible with our expectations.
9092 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9093 Declare unw_table_entry stack variable and
9094 mod all calls to _Unwind_FindTableEntry to add arg.
9095 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9096 (_Unwind_FindTableEntry): Add arg to prototype.
9098 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9100 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9101 field 'signal_pfs_loc'.
9102 (uw_frame_state_for): Remove duplicate code dealing with leaf
9103 procedures without unwind info.
9104 If in the frame after unwinding through a signal handler, restore
9105 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9106 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9107 'pfs_loc' to the AR.PFS location in the signal context; instead
9108 set 'signal_pfs_loc'.
9109 Manually generate the unwind info for the AR.PFS register.
9110 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9111 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9112 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9113 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9114 instead set 'signal_pfs_loc'.
9115 Remove code preventing the AR.PFS register from being restored
9116 from the signal context.
9118 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9119 Tristan Gingold <gingold@adacore.com>
9121 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9122 * config/ia64/t-vms: New file.
9123 * config/ia64/vms64.h: New file.
9124 * config/ia64/vms.h: New file.
9125 * config/ia64/vms-crtinit.asm: New file.
9126 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9127 * config/ia64/vms-unwind.h: New file.
9129 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9131 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9134 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9137 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9139 * real.h (do_mpc_arg2): ... here.
9140 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9143 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9145 * final.c (add_debug_prefix_map): Don't use GC memory for
9146 old_prefix and new_prefix.
9148 2009-08-14 Richard Guenther <rguenther@suse.de>
9150 * ipa-prop.c (compute_complex_pass_through): If we cannot
9151 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9153 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9155 * c-lex.c (c_lex_with_flags): Increase size of local variable
9156 to avoid memory clobber.
9158 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9161 * config/i386/i386.c (ix86_fp_comparison_strategy):
9162 Only enable/disable sahf at function granularity.
9164 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9166 PR rtl-optimization/41064
9167 * reload1.c (reload_as_needed): Don't call extract_insn
9168 for known invalid replacements after calling
9169 validate_replace_rtx_group and verify_changes.
9171 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9174 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9175 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9176 ix86_expand_fp_vcond.
9177 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9178 Assert that operation is supported by ix86_expand_int_vcond.
9179 (vcondu<SSEMODE124C8:mode>): Ditto.
9181 2009-08-13 DJ Delorie <dj@redhat.com>
9183 * config/i386/djgpp-stdint.h: New.
9184 * config.gcc (djgpp): Use it.
9186 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9188 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9189 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9191 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9193 * tree-ssa-loop-prefetch.c
9194 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9195 for long-stride pruning.
9196 (compute_miss_rate): New function to compute the probability
9197 that two memory references access different cache lines.
9199 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9201 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9203 2009-08-13 Richard Guenther <rguenther@suse.de>
9206 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9207 use the constant pointer type.
9208 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9209 of CV qualifiers on the target pointer type.
9210 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9211 conversion check before restrict check.
9213 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9216 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9218 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9220 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9222 2009-08-12 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/41011
9225 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9226 and reference constructing.
9228 2009-08-12 Xinliang David Li <davidxl@google.com>
9230 PR tree-optimization/41012
9231 * tree-flow.h : New external interface.
9232 * gimple-low.c (check_call_arg): Change to public function.
9233 Remove argument mismatch check in lowering.
9234 * tree-inline.h (tree_can_inline_p): Interface change.
9235 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9237 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9238 Call change to tree_can_inline_p function.
9239 (cgraph_decide_inlining_incrementally): Ditto.
9241 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9243 PR tree-optimization/41031
9244 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9245 on the partition variable rather than promote_mode on the source
9246 type. Assert that the partition variable's type has the same
9247 mode as the source value's.
9249 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9251 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9252 for for_return == 2.
9253 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9255 * calls.c (expand_call): Fix typo.
9256 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9258 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9260 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9261 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9262 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9263 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9265 2009-08-12 Andrew Haley <aph@redhat.com>
9267 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9269 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9272 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9274 2009-08-12 Richard Guenther <rguenther@suse.de>
9276 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9277 * gimplify.c (gimplify_modify_expr): Do not use
9278 lang_hooks.types_compatible_p.
9279 * tree-ssa.c (useless_type_conversion_p): For aggregates
9280 just return false if the canonical types differ.
9282 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9285 * sese.c (convert_for_phi_arg): New.
9286 (add_guard_exit_phis): Use convert_for_phi_arg.
9288 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9290 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9291 unknown subscript upper bounds.
9293 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9294 Pranav Garg <pranav.garg2107@gmail.com>
9296 * graphite-interchange.c (gather_access_strides): Removed.
9297 (ppl_max_for_le): New.
9298 (build_linearized_memory_access): New.
9299 (memory_stride_in_loop): New.
9300 (pbb_interchange_profitable_p): Reimplemented.
9301 * graphite-ppl.h (ppl_new_id_map): New.
9302 (ppl_interchange): New.
9304 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9306 * graphite-interchange.c (compute_subscript): Removed.
9307 (compute_array_size_cstr): Removed.
9308 (compute_array_size_poly): Removed.
9309 (compute_array_size): Removed.
9310 (gather_access_strides_poly): Removed.
9311 (gather_access_strides): Empty.
9313 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9315 * graphite-dependences.c (dependence_polyhedron_1): Replace
9316 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9317 (graphite_legal_transform_dr): Same.
9318 (graphite_carried_dependence_level_k): Same.
9319 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9320 Initialize PDR_NB_SUBSCRIPTS.
9321 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9323 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9324 (PDR_NB_SUBSCRIPTS): New.
9325 (pdr_nb_subscripts): Removed.
9326 (pdr_dim): Simplified.
9327 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9328 with PDR_NB_SUBSCRIPTS.
9330 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9332 * graphite-interchange.c (compute_array_size): Remove use of
9334 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9335 Do not initialize PDR_DATA_CONTAINER.
9336 (print_pdr): Do not print PDR_DATA_CONTAINER.
9337 * graphite-poly.h (struct poly_dr): Remove data_container field.
9338 (PDR_DATA_CONTAINER): Removed.
9339 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9341 (build_poly_dr): Same.
9343 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9344 Sebastian Pop <sebastian.pop@amd.com>
9346 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9347 copy of the dependence polyhedron. Free the temporary objects.
9348 (graphite_carried_dependence_level_k): Free unused objects before
9351 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9353 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9354 Early return without analyzing the data dependences if no
9355 transform has been done. Call restore_scattering if the transform
9357 (graphite-interchange.c): Same.
9358 * graphite-poly.c (print_scattering_function): Test for
9360 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9361 (apply_poly_transforms): Do not gcc_assert that
9362 the transform is legal.
9363 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9364 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9365 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9366 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9367 * graphite-poly.h (struct poly_scattering): New.
9368 (struct poly_bb): Add original, transformed, and saved fields.
9369 Remove transformed_scattering, original_scattering,
9370 nb_local_variables and nb_scattering_transform fields.
9371 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9372 (poly_scattering_new): New.
9373 (poly_scattering_free): New.
9374 (poly_scattering_copy): New.
9375 (store_scattering_pbb): New.
9376 (store_scattering): New.
9377 (restore_scattering_pbb): New.
9378 (restore_scattering): New.
9379 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9380 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9382 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9384 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9387 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9389 * Makefile.in (graphite.o): Depends on PREDICT_H.
9390 * graphite.c: Include predict.h.
9391 (graphite_finalize): Call tree_estimate_probability.
9392 * predict.c (predict_loops): Do not call scev_initialize and
9394 (tree_estimate_probability_bb): New.
9395 (tree_estimate_probability): Do not initialize loops: move that
9396 code to the driver. Call tree_estimate_probability_bb.
9397 (tree_estimate_probability_driver): New.
9398 (pass_profile): Use tree_estimate_probability_driver.
9399 * predict.h (tree_estimate_probability): Declared.
9401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9403 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9404 * graphite-dependences.c (graphite_legal_transform): Add time to
9405 TV_GRAPHITE_DATA_DEPS.
9406 (dependency_between_pbbs_p): Same.
9407 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9409 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9411 PR rtl-optimization/41033
9412 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9413 aliasing is disabled.
9415 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9417 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9418 si_mask_operand, and_load_operand, low_bitmask_operand,
9419 and_reg_operand, and_operand): New predicates.
9420 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9421 * config/mips/mips.c (and_operands_ok): New function.
9422 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9423 * config/mips/mips.md (move_type): Add ext_ins and logical.
9424 (type): Handle them.
9425 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9426 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9427 shift_shift. Remove commutative constraint modifier.
9428 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9430 (*clear_upper32_dext): Remove define_insn_and_split.
9431 (*clear_upper32): Turn this define_insn_and_split ...
9432 (splitter for ANDing register with 0xffff_ffff): .. into this.
9434 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9436 * combine.c (try_widen_shift_mode): Factor out code to check if an
9437 integer constant is a low-order bitmask from here ...
9438 * rtlanal.c (low_bitmask_len): ... to here.
9439 * rtl.h (low_bitmask_len): Declare.
9441 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9444 * config/alpha/alpha.md (addsi3): Remove expander.
9445 (addsi3): Rename from *addsi3_internal insn pattern.
9446 (subsi3): Remove expander.
9447 (subsi3): Rename from *subsi3_internal insn pattern.
9449 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9451 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9454 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9455 Eric Botcazou <botcazou@adacore.com>
9456 Douglas B Rupp <rupp@gnat.com>
9458 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9459 that records that fit in 64 bits are returned by immediate value,
9460 as required by OpenVMS Calling Standard.
9461 (function_value): Adjust for above modification.
9462 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9463 virtual_incoming_args_rtx as base object, not next_arg.
9464 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9466 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9468 * reload.c (find_reloads_subreg_address): Check the original
9469 req_equiv_mem address to detect the case where an address is
9470 not valid in the outer mode.
9472 2009-08-11 Richard Guenther <rguenther@suse.de>
9475 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9477 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9479 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9480 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9482 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9483 Douglas B Rupp <rupp@gnat.com>
9485 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9486 PT_STACK when frame_pointer_needed on OpenVMS.
9487 (alpha_pv_save_size, alpha_using_fp): Remove.
9488 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9489 with proper processing for PT_NULL.
9490 (alpha_vms_initial_elimination_offset): New function. Support for
9491 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9492 (alpha_sa_size): Force procedure type to PT_STACK when
9493 frame_pointer_needed on OpenVMS.
9494 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9495 (alpha_using_fp): Likewise.
9496 (alpha_vms_can_eliminate): Add prototype.
9497 (alpha_vms_initial_elimination_offset): Likewise.
9498 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9499 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9501 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9502 Douglas B Rupp <rupp@gnat.com>
9504 * config/alpha/alpha.c (common_object_handler): New function.
9505 (vms_attribute_table): Declare a single attribute "common_object".
9506 (vms_output_aligned_decl_common): New global function.
9507 (SECTION_VMS_OVERLAY): Delete.
9508 (SECTION_VMS_GLOBAL): Likewise.
9509 (SECTION_VMS_INITIALIZE): Likewise.
9510 (vms_asm_named_section): Remove support for above flags.
9511 (vms_section_type_flags): Delete.
9512 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9513 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9514 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9515 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9517 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9520 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9521 (sub_ddmmss): Likewise.
9523 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9526 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9529 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9532 * reload1.c (reload_as_needed): Use cancel_changes to completely
9533 undo a failed replacement attempt.
9535 2009-08-10 Richard Guenther <rguenther@suse.de>
9538 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9539 (useless_type_conversion_p): ... here. Require pointer targets
9542 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9545 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9546 loose the original type of the statement list.
9548 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9550 * config/alpha/alpha.c: Include libfuncs.h
9551 (avms_asm_output_extern): New function.
9552 (alpha_init_libfuncs): Init some decc libfuncs.
9553 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9554 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9555 (DO_CRTL_NAMES): Define.
9557 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9558 (LONG_TYPE_SIZE): Define.
9559 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9560 (SUBTARGET_SWITCHES): Define malloc64 switch.
9561 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9562 (MASK_RETURN_ADDR): Define.
9563 doc/invoke.texi (mmalloc64): Document switch.
9565 2009-08-09 Olivier Hainque <hainque@adacore.com>
9566 Douglas B Rupp <rupp@gnat.com>
9568 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9569 uses_condition_handler.
9570 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9571 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9572 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9573 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9574 (code_for_builtin): New insn codes for the new alpha_builtins.
9575 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9576 (alpha_sa_size): Account for uses_condition_handler.
9577 (alpha_expand_prologue): Likewise.
9578 (alpha_start_function): Likewise.
9579 (alpha_expand_epilogue): Likewise.
9580 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9581 establish/revert expanders.
9582 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9583 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9584 New expander, resorting to the alpha.c associated function.
9585 (builtin_revert_vms_condition_handler): Likewise.
9586 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9587 __gcc_shell_handler, the static VMS condition handler used as
9588 an indirection wrapper to the current dynamically established
9590 * config/alpha/vms-unwind.h: Complete rewrite.
9591 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
9592 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
9594 2009-08-09 Eric Botcazou <botcazou@adacore.com>
9595 Douglas B Rupp <rupp@gnat.com>
9597 * config/alpha/alpha.c (alpha_links): Add 'target' field.
9598 (alpha_need_linkage): Handle aliases. Return function symbol.
9599 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9600 Use ultimate alias target for the linkage name.
9601 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9602 by alpha_need_linkage for the function symbol.
9603 (setmemdi): Likewise.
9605 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9607 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9608 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9609 (ASM_WEAKEN_LABEL): Define.
9610 (CRT_CALL_STATIC_FUNCTION): Define.
9611 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9612 (ENDFILE_SPEC): Define.
9613 (INIT_SECTION_ASM_OP): Define.
9614 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9615 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9617 (MULTILIB_OSDIRNAMES): Define.
9618 (shlib_version): Define.
9619 (SHLIB_EXT): Define.
9620 (SHLIB_OBJS): Define.
9621 (SHLIB_NAME): Define.
9622 (SHLIB_MULTILIB): Define.
9623 (SHLIB_INSTALL): Define.
9624 (SHLIB_SYMVEC): Define.
9625 (SHLIB_SYMVECX2): Define.
9626 (SHLIB_LINK): Define.
9628 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9630 * config/alpha/alpha.c (alpha_initialize_trampoline):
9631 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9632 (alpha_start_function): Emit transfer address on nested functions
9633 for VMS trampoline call.
9634 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9635 since no longer used.
9636 * config/alpha/vms-tramp.asm: Remove.
9637 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9638 since now only data initialized at runtime.
9640 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9642 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9643 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9644 (MD_EXEC_PREFIX): Remove, no longer used.
9645 (MD_STARTFILE_PREFIX): Likewise.
9646 (INCLUDE_DEFAULTS): Likewise.
9647 * config/alpha/t-vms:
9648 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9650 2009-08-09 Richard Guenther <rguenther@suse.de>
9652 PR tree-optimization/41016
9653 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9654 (operand_precision): Remove.
9655 (integral_operand_p): Likewise.
9656 (recognize_single_bit_test): Adjust.
9658 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9660 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9661 operation overflows. Likewise non-cast unary arithmetic.
9662 If one arm of a conditional expression is always taken,
9663 inhibit evaluation warnings for the other arm. Likewise inhibit
9664 evaluation warnings for the second && or || operand if the first
9665 operand is enough to determine the result.
9666 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9668 (build_binary_op): Prevent duplicate evaluation warnings.
9670 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9672 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9673 and destination have different modes, Use promote_mode to
9674 determine the signedness of the conversion. Assert that the
9675 promoted source mode matches the destination mode. Don't pass
9676 the destination and destination mode to expand_expr if the source
9677 mode is different. Simplify conversion logic.
9679 2009-08-09 Ira Rosen <irar@il.ibm.com>
9681 PR tree-optimization/41008
9682 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
9683 from condition only in case it's a comparison. Adjust checks.
9685 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9687 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9688 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9689 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9690 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9691 (dump_cand): Handle them.
9692 (struct iv_cand): New members COST_STEP and AINC_USE.
9693 (stmt_after_increment): Likewise.
9694 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9695 callers changed. Use gimple_uid comparison instead of scanning.
9696 (add_candidate_1): When looking for identical candidates, take
9697 AINC_USE into account. Set it for new candidates.
9698 (force_expr_to_var_cost): Cast target_spill_cost to int.
9699 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9700 All callers changed. Check for availability of autoinc addressing
9701 modes, both in general for a given mode, and in the specific use case.
9702 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9704 (get_computation_cost): Likewise.
9705 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9706 add_autoinc_candidates): New static functions.
9707 (add_candidate): Call add_autoinc_candidates for candidates based on
9709 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9710 (determine_use_iv_cost_address): If we have an autoinc candidate at
9711 the matching use, verify autoinc is possible and subtract the cost
9712 of the candidate's step from the cost.
9713 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9714 member of the candidate.
9715 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9716 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9718 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9720 * config.build (ia64-hp-*vms*): New target.
9721 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9723 * config.gcc (ia64-hp-*vms*): New target.
9724 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9726 * config.host (ia64-hp-*vms*): New target.
9727 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9730 2009-08-08 Richard Guenther <rguenther@suse.de>
9732 PR tree-optimization/40991
9733 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
9735 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
9737 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9738 mode check. Do truncations in an integer mode.
9739 (force_to_mode): Handle subregs for all mode types. Only do
9740 arithmetic simplifications on integer modes.
9742 2009-08-07 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/40999
9745 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
9746 (maybe_fold_reference): Lookup constant initializers.
9747 (fold_gimple_assign): Likewise.
9749 2009-08-07 Richard Guenther <rguenther@suse.de>
9751 * tree-ssa.c (useless_type_conversion_p_1): Only for types
9752 that require structural equality defer to the langhook.
9754 2009-08-07 Martin Jambor <mjambor@suse.cz>
9756 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9758 (struct ipa_pass_through_data): New type.
9759 (struct ipa_ancestor_jf_data): New type.
9760 (union jump_func_value): Removed field formal_id, added fields
9761 pass_through and ancestor.
9762 (struct ipa_param_call_note): Changed type of formal_id to int from
9764 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9765 operations jump functions and ancestor jump functions.
9766 (compute_complex_pass_through): New function.
9767 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9768 reflect changes in the jump function strucutre.
9769 (update_jump_functions_after_inlining): Ignore complex pass-through
9770 and ancestor jump functions.
9771 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9772 polynomial pass-through with operation jump functions.
9774 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9776 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9777 fde->dw_fde_begin as begin label instead of hot/cold label.
9778 Use LLSDAC label instead of LLSDA for second section lsda.
9779 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9780 label instead of LLSDA if it is true.
9781 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9783 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9784 SECTION argument. Use it as index into crtl->eh.call_site_record
9786 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9787 use it to determine how to print table entries instead of using
9788 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9789 label instead of normal begin label as base.
9790 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9791 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9792 ensure no EH range spans between sections and that landing pads
9793 are always in the corresponding section.
9794 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9795 for crtl->eh.call_site_record being an array rather than scalar.
9796 (output_one_function_exception_table): New function, copied
9797 from output_function_exception_table. Adjust
9798 dw2_size_of_call_site_table, dw2_output_call_site_table
9799 callers. For SECOND section use *C suffixed labels.
9800 (output_function_exception_table): Call
9801 output_one_function_exception_table and, when doing hot/cold
9802 partitioning, also another time for the second section.
9803 * opts.c: Include except.h.
9804 (decode_options): Allow -freorder-blocks-and-partition with
9805 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9806 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9807 * function.h (struct rtl_eh): Change call_site_record from
9808 scalar into array of 2 elements.
9810 2009-08-07 Martin Jambor <mjambor@suse.cz>
9812 * ipa-prop.c (count_formal_params_1): New function.
9813 (ipa_get_vector_of_formal_parms): New function.
9814 (get_vector_of_formal_parm_types): New function.
9815 (ipa_modify_formal_parameters): New function.
9816 (ipa_modify_call_arguments): New function.
9817 (index_in_adjustments_multiple_times_p): New function.
9818 (ipa_combine_adjustments): New function.
9819 (ipa_dump_param_adjustments): New function.
9820 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9821 (ipa_get_vector_of_formal_parms): Declare.
9822 (ipa_modify_formal_parameters): Declare.
9823 (ipa_modify_call_arguments): Declare.
9824 (ipa_combine_adjustments): Declare.
9825 (ipa_dump_param_adjustments): Declare.
9826 (build_ref_for_offset): Declare.
9827 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9828 * tree-sra.c: Include ipa-prop.c.
9829 (build_ref_for_offset): Make public.
9831 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9833 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9835 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9837 * gcc/doc/extend.texi (__builtin_extract_return_address)
9838 (__builtin_frob_return_address): Document.
9840 2009-08-06 Paul Brook <paul@codesourcery.com>
9842 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9843 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9844 implementation on ARMv6-M.
9846 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9848 * doc/extend.texi (pcs): Document new attribute for ARM.
9850 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9852 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9855 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9857 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9860 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9862 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9864 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9866 Merge ARM/hard_vfp_branch to trunk.
9868 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9870 * arm.c (libcall_eq): New function.
9871 (libcall_hash): New function.
9872 (add_libcall): New function.
9873 (arm_libcall_uses_aapcs_base): New function.
9874 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9875 libcalls using the base PCS.
9876 (arm_init_cumulative_args): Likewise.
9878 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9880 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9881 Use base ABI for conversion libfuncs between HFmode and SFmode.
9883 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9885 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9886 V4SImode as representatives of all 64-bit and 128-bit vector
9887 types. Allow vector types without vector modes.
9888 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9889 without vector modes like BLKmode.
9890 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9891 BLKmode. Avoid unsupported vector modes or TImode moves for
9893 (aapcs_vfp_allocate_return_reg): Likewise.
9894 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9895 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9897 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9899 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9900 (arm_get_pcs_model): Pass attribute arguments to
9901 arm_pcs_from_attribute.
9902 (arm_init_cumulative_args): Use base AAPCS for conversions from
9903 floating-point types to DImode.
9904 (arm_attribute_table): Add pcs attribute.
9905 (arm_handle_pcs_attribute): New.
9906 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9907 conversions from floating-point types to DImode, also declare them
9908 to use base AAPCS and declare functions they call to use base
9909 AAPCS and their RTABI names.
9911 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9913 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9914 -mfloat-abi=hard not being supported for VFP.
9916 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9918 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9919 SYMBOL_REF to hard_libcall_value.
9921 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9922 Richard Earnshaw <rearnsha@arm.com>
9924 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9925 has been put on the stack, all remaining co-processory arguments for
9926 that co-processor also go on the stack.
9928 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9930 * config/arm/arm.c (arm_return_in_memory): Handle returning
9931 vectors of suitable size in registers also for AAPCS case.
9933 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9935 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9937 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9939 ARM Hard-VFP calling convention
9940 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9941 * target.h (gcc_target): Add libcall_value to table of call hooks.
9942 * targhooks.h (default_libcall_value): Default implementation.
9943 * targhooks.c (default_libcall_value): Likewise.
9944 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9945 * optabs.c (expand_unop): Use it.
9946 * expr.h (hard_libcall_value): Pass the function RTX through.
9947 * calls.c (emit_library_call_value_1): Update call to
9949 * explow.c (hard_libcall_value): Use new target hook.
9950 * config/arm/arm.c: Include cgraph.h
9951 (TARGET_FUNCTION_VALUE): Override default hook.
9952 (arm_pcs_default): New variable.
9953 (arm_override_options): Don't fault hard calling convention with VFP.
9954 Add support for AAPCS variants.
9955 (arm_function_value): Make static. Handle AAPCS variants.
9956 (arm_libcall_value): New function.
9957 (arm_apply_result_size): Handle VFP registers in results.
9958 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9960 (pcs_attribute_args): New variable.
9961 (arm_pcs_from_attribute): New function.
9962 (arm_get_pcs_model): New function.
9963 (aapcs_vfp_cum_init): New function.
9964 (aapcs_vfp_sub_candidate): New function.
9965 (aapcs_vfp_is_return_candidate): New function.
9966 (aapcs_vfp_is_call_candidate): New function.
9967 (aapcs_vfp_allocate): New function.
9968 (aapcs_vfp_allocate_return_reg): New function.
9969 (aapcs_vfp_advance): New function.
9970 (aapcs_cp_arg_layout): New variable.
9971 (aapcs_select_call_coproc): New function.
9972 (aapcs_select_return_coproc): New function.
9973 (aapcs_allocate_return_reg): New function.
9974 (aapcs_libcall_value): New function.
9975 (aapcs_layout_arg): New function.
9976 (arm_init_cumulative_args): Initialize AAPCS args data.
9977 (arm_function_arg): Handle AAPCS variants using new interface.
9978 (arm_arg_parital_bytes): Likewise.
9979 (arm_function_arg_advance): New function.
9980 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9981 calling conventions.
9982 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9983 * arm.h (NUM_VFP_ARG_REGS): Define.
9984 (LIBCALL_VALUE): Update.
9985 (FUNCTION_VALUE): Delete.
9986 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9987 (arm_pcs): New enum.
9988 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9989 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9990 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9991 * arm-protos.h (arm_function_arg_advance): Add.
9992 (aapcs_libcall_value): Add.
9993 (arm_function_value): Delete.
9995 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9996 H.J. Lu <hongjiu.lu@intel.com>
9999 * config/i386/i386.c (standard_sse_mode_p): Remove.
10000 (standard_sse_constant_p): Return 2 for integer mode
10001 vector_all_ones_operand when SSE2 is enabled.
10002 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10003 (ix86_expand_vector_move): Do not check for negative values from
10004 standard_sse_constant_p.
10006 2009-08-06 Richard Guenther <rguenther@suse.de>
10008 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10009 array type comparisons frontend independent.
10010 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10012 out array reference lower bound and element size operands.
10013 (ao_ref_init_from_vn_reference): Properly compute the offset
10014 for ARRAY_RANGE_REF.
10015 (vn_reference_fold_indirect): Fill out array reference lower
10016 bound and element size operands.
10017 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10018 a non gimple valued reference operand which can happen for
10019 array reference lower bound or element size.
10020 (create_component_ref_by_pieces_1): Properly generate the
10021 element size operand for array references.
10023 2009-08-06 Richard Guenther <rguenther@suse.de>
10025 PR tree-optimization/40964
10026 * tree.c (iterative_hash_host_wide_int): Export.
10027 * tree.h (iterative_hash_host_wide_int): Declare.
10028 * tree-ssa-structalias.c (heapvar_map): New struct.
10029 (heapvar_map_eq): New function.
10030 (heapvar_map_hash): Likewise.
10031 (heapvar_lookup): Adjust.
10032 (heapvar_insert): Likewise.
10033 (make_constraint_from_heapvar): Allow multiple heap variables
10034 per decl at different offsets.
10035 (init_alias_heapvars): Adjust.
10037 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10039 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10040 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10041 trailing sync if TARGET_SYNC_AFTER_SC.
10043 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10045 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10046 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10047 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10048 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10049 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10050 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10051 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10052 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10053 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10054 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10055 the prototype declaration match the definition.
10056 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10057 instructions explicitly. Add barrier_before and operands
10059 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10060 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10061 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10062 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10063 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10064 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10066 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10068 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10070 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10071 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10074 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10077 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10079 PR rtl-optimization/40924
10080 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10081 make sure canon_rtx (mem_address) isn't simpler than
10082 canon_rtx (expanded_mem_address).
10084 2009-08-05 Li Feng <nemokingdom@gmail.com>
10086 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10087 for each poly_bb_p.
10088 (build_scop_drs): Build alias set for each SCoP.
10090 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10092 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10093 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10094 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10095 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10096 (BASE_DRIVER_SELF_SPECS): Likewise.
10098 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10100 * tree-ssa-alias.c: Fix some comment typos.
10102 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10104 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10105 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10107 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10110 * simplify-rtx.c (simplify_binary_operation_1): Disable
10111 simplifications for decimal float operations.
10113 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10115 PR middle-end/40943
10116 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10117 operand of INDIRECT_REF.
10119 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10121 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10122 constants referencing TLS symbols.
10124 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10126 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10127 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10129 2009-08-03 Richard Guenther <rguenther@suse.de>
10131 * tree.c (make_vector_type): Build a main variant first,
10132 get the canonical one and then build the variant.
10133 * tree-ssa.c (useless_type_conversion_p_1): Handle
10135 (useless_type_conversion_p): Conversions to pointers to
10136 incomplete record types are useless.
10138 2009-08-03 Richard Guenther <rguenther@suse.de>
10140 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10141 file will be created.
10142 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10143 * toplev.c (compile_file): Adjust comment.
10145 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10147 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10148 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10149 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10150 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10151 (sh_promote_function_mode): Fix typo.
10153 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10155 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10157 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10159 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10160 declaration arguments.
10162 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10164 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10165 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10166 (ix86_split_ashl): Ditto.
10167 (ix86_expand_vector_init_one_nonzero): Ditto.
10168 (ix86_expand_vector_set): Ditto.
10169 (ix86_expand_reduc_v4sf): Ditto.
10171 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10173 * explow.c (promote_function_mode): Remove assert.
10174 * config/sh/sh.c (sh_promote_function_mode): Declare.
10176 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10178 * config/pa/pa.c (pa_promote_function_mode): Declare.
10179 Change to static. Fix promote_mode call.
10181 * gthr-dce.h (CONST_CAST2): Define if not defined.
10182 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10184 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10186 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10188 * expr.c (store_constructor): Use promote_decl_mode. Remove
10189 now write-only variable unsignedp.
10190 (expand_expr_real_1): Use promote_decl_mode.
10191 * expr.h (promote_function_mode, promote_decl_mode): New.
10192 (promote_mode): Remove last argument.
10193 * function.c (assign_temp): Drop last argument of promote_mode.
10194 (assign_parm_find_data_types): Use promote_function_mode.
10195 (assign_parm_setup_reg): Likewise.
10196 (expand_function_end): Use promote_function_mode.
10197 * calls.c (initialize_argument_information): Use promote_function_mode.
10198 (precompute_arguments): Use promote_mode instead of checking if
10199 only PROMOTE_FUNCTION_MODE is defined.
10200 (expand_call): When making sibcall decisions, use promote_function_mode.
10201 Below, remove an if for targetm.calls.promote_function_return and
10202 and use promote_function_mode.
10203 (emit_library_call_value_1): Use promote_function_mode, fix bug
10204 where promote_mode was passed FOR_CALL == 0 for a return value in an
10206 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10207 * explow.c (promote_function_mode, promote_decl_mode): New.
10208 (promote_mode): Keep only the FOR_CALL == 0 case.
10209 * combine.c (setup_incoming_promotion): Remove test of
10210 promote_function_args. Use promote_function_mode.
10211 * stmt.c (expand_value_return): Use promote_decl_mode.
10212 (expand_decl): Use promote_decl_mode.
10214 * expr.c (store_constructor): Use promote_decl_mode. Remove
10215 now write-only variable unsignedp.
10216 (expand_expr_real_1): Use promote_decl_mode.
10217 * expr.h (promote_function_mode, promote_decl_mode): New.
10218 (promote_mode): Remove last argument.
10219 * function.c (assign_temp): Drop last argument of promote_mode.
10220 (assign_parm_find_data_types): Use promote_function_mode.
10221 (assign_parm_setup_reg): Likewise.
10222 (expand_function_end): Use promote_function_mode.
10223 * calls.c (initialize_argument_information): Use promote_function_mode.
10224 (precompute_arguments): Use promote_mode instead of checking if
10225 only PROMOTE_FUNCTION_MODE is defined.
10226 (expand_call): When making sibcall decisions, use promote_function_mode.
10227 Below, remove an if for targetm.calls.promote_function_return and
10228 and use promote_function_mode.
10229 (emit_library_call_value_1): Use promote_function_mode, fix bug
10230 where promote_mode was passed FOR_CALL == 0 for a return value in an
10232 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10233 * explow.c (promote_function_mode, promote_decl_mode): New.
10234 (promote_mode): Keep only the FOR_CALL == 0 case.
10235 * combine.c (setup_incoming_promotion): Remove test of
10236 promote_function_args. Use promote_function_mode.
10237 * stmt.c (expand_value_return): Use promote_decl_mode.
10238 (expand_decl): Use promote_decl_mode.
10240 * explow.c (promote_function_mode): Just call the target hook.
10241 * targhooks.c (default_promote_function_mode,
10242 default_promote_function_mode_always_promote): New.
10243 * targhooks.h (default_promote_function_mode,
10244 default_promote_function_mode_always_promote): Declare.
10245 * target.h (promote_function_args, promote_function_return): Remove.
10246 (promote_function_mode): New.
10247 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10248 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10249 (TARGET_PROMOTE_FUNCTION_MODE): New.
10250 (TARGET_CALLS): Adjust.
10251 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10252 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10254 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10255 * config/s390/s390.c (s390_promote_function_mode): ... here,
10256 with pointer handling.
10257 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10258 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10260 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10261 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10262 with pointer handling.
10263 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10264 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10266 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10267 * config/sh/sh.c (sh_promote_function_mode): New.
10268 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10269 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10271 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10272 * config/cris/cris.c (cris_promote_function_mode): ... here.
10273 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10274 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10276 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10277 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10278 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10279 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10281 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10282 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10283 complex type handling.
10284 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10285 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10287 * config/pa/pa.c (pa_promote_function_mode): New.
10288 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10289 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10291 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10292 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10293 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10294 * config/xtensa/xtensa.c: Likewise.
10295 * config/stormy16/stormy16.c: Likewise.
10296 * config/iq2000/iq2000.c: Likewise.
10297 * config/rs6000/rs6000.c: Likewise.
10298 * config/picochip/picochip.c: Likewise.
10299 * config/arc/arc.c: Likewise.
10300 * config/mcore/mcore.c: Likewise.
10301 * config/score/score.c: Likewise.
10302 * config/mips/mips.c: Likewise.
10303 * config/bfin/bfin.c: Likewise.
10304 * config/ia64/ia64.c: Likewise (disabled though).
10306 * config/frv/frv.h: Remove pointless remark.
10308 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10309 TARGET_PROMOTE_FUNCTION_ARGS,
10310 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10311 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10313 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10315 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10316 -floop-parallelize-all.
10317 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10318 flag_loop_parallelize_all.
10319 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10320 * graphite.c (graphite_transform_loops): Same.
10321 * common.opt: Same.
10322 * graphite-poly.c (apply_poly_transforms): Same.
10324 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10326 PR tree-optimization/40914
10327 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10328 if set, then check the delta field of the PMF record.
10329 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10330 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10331 call is stored in the delta.
10333 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10335 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10337 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10339 * config/i386/bsd.h (ASM_BYTE): New define.
10340 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10341 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10342 .byte. Use fputs or putc instead of fprintf where appropriate.
10343 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10344 fputs or putc instead of fprintf where appropriate.
10345 * config/i386/i386elf.h: Ditto.
10346 * config/i386/sysv4.h: Ditto.
10348 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10349 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10350 (*tls_global_dynamic_64): Ditto.
10352 2009-07-31 Christian Bruel <christian.bruel@st.com>
10354 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10356 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10358 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10359 Remove dead code for MINUS.
10361 2009-07-31 Anthony Green <green@moxielogic.com>
10363 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10365 (moxie_expand_epilogue): Ditto for epilogue.
10366 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10367 incoming arguments.
10368 (moxie_function_arg): Ditto.
10369 (moxie_pass_by_reference): Ditto.
10370 (moxie_arg_partial_bytes): Ditto.
10371 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10372 (FUNCTION_ARG_ADVANCE) Ditto.
10373 (REG_PARM_STACK_SPACE) Ditto.
10374 (FUNCTION_ARG_REGNO_P) Dito.
10376 * config.gcc: Add moxie linux config support.
10377 * gcc/config/moxie/uclinux.h: New file.
10379 2009-07-31 DJ Delorie <dj@redhat.com>
10381 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10382 (UNSPECV_SP_SWITCH_E): New.
10383 (sp_switch_1): Change to an unspec.
10384 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10386 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10387 reference the new stack's address
10389 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10391 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10392 graphite-clast-to-gimple.o, graphite-dependences.o,
10393 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10394 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10395 (graphite-blocking.o,
10396 graphite-clast-to-gimple.o, graphite-dependences.o,
10397 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10398 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10399 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10400 * cfgloop.h (struct loop): Add can_be_parallel field.
10401 * common.opt (fgraphite-identity): Moved up.
10402 (fgraphite-force-parallel): New flag.
10403 * graphite.c: Rewrite.
10404 * graphite.h: Rewrite.
10405 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10407 * toplev.c (graphite_out_file): New file descriptor.
10408 (graphite_in_file): New.
10409 (process_options): flag_graphite_force_parallel cannot be used without
10411 * tree-ssa-loop.c: Include toplev.h.
10412 (gate_graphite_transforms): Enable flag_graphite for
10413 flag_graphite_force_parallel.
10415 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10417 * ChangeLog.graphite: New.
10418 * graphite-blocking.c: New.
10419 * graphite-clast-to-gimple.c: New.
10420 * graphite-clast-to-gimple.h: New.
10421 * graphite-dependences.c: New.
10422 * graphite-dependences.h: New.
10423 * graphite-interchange.c: New.
10424 * graphite-poly.c: New.
10425 * graphite-poly.h: New.
10426 * graphite-ppl.c: New.
10427 * graphite-ppl.h: New.
10428 * graphite-scop-detection.c: New.
10429 * graphite-scop-detection.h: New.
10430 * graphite-sese-to-poly.c: New.
10431 * graphite-sese-to-poly.h: New.
10435 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10437 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10438 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10440 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10442 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10443 (scev_is_linear_expression): Return false if the evolution is not
10444 affine multivariate.
10446 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10448 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10449 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10451 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10453 * tree-data-ref.c (debug_data_references): New.
10454 (debug_data_reference): New.
10455 * tree-data-ref.h (debug_data_references): Declared.
10456 (debug_data_reference): Declared.
10458 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10460 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10461 * tree-data-ref.h (scop_p): Removed.
10462 (struct data_reference): Remove field scop.
10463 (DR_SCOP): Removed.
10464 (stmt_simple_memref_p): Removed.
10466 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10468 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10469 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10472 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10474 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10476 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10478 * doc/invoke.texi (-fgraphite-identity): Documented.
10480 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10482 * tree-scalar-evolution.c: Fix comment.
10483 (instantiate_scev_1): Return unknow from scev instantiation if the
10484 result is not above instantiate_below.
10486 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10488 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10489 static anymore. Instantiate the symbols that may have been introduced
10491 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10494 2009-07-30 DJ Delorie <dj@redhat.com>
10496 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10497 .vliw directive to VLIW sections.
10499 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10501 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10503 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10504 (AUTOHEADER): New variable.
10505 ($(srcdir)/cstamp-h.in): Use it.
10507 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10508 Pat Haugen <pthaugen@us.ibm.com>
10509 Revital Eres <ERES@il.ibm.com>
10511 * config/rs6000/vector.md (VEC_F): Add VSX support.
10514 (mov<mode>): Ditto.
10515 (vector_load_<mode>): Ditto.
10516 (vector_store_<mode>): Ditto.
10517 (vector GPR move split): Ditto.
10518 (vec_reload_and_plus_<mptrsize>): Ditto.
10519 (vec_reload_and_reg_<mptrsize>): Ditto.
10520 (add<mode>3): Ditto.
10521 (sub<mode>3): Ditto.
10522 (mul<mode>3): Ditto.
10523 (neg<mode>2): Ditto.
10524 (abs<mode>2): Ditto.
10525 (smin<mode>3): Ditto.
10526 (smax<mode>3): Ditto.
10527 (vector_eq<mode>): Ditto.
10528 (vector_gt<mode>): Ditto.
10529 (vector_ge<mode>): Ditto.
10530 (vector_gtu<mode>): Ditto.
10531 (vector_select_<mode>_uns): Ditto.
10532 (vector_eq_<mode>_p): Ditto.
10533 (vector_gt_<mode>_p): Ditto.
10534 (vector_ge_<mode>_p): Ditto.
10535 (vector_gtu_<mode>_p): Ditto.
10536 (cr6_test_for_zero): Ditto.
10537 (cr6_test_for_zero_reverse): Ditto.
10538 (cr6_test_for_lt): Ditto.
10539 (cr6_test_for_lt_reverse): Ditto.
10540 (xor<mode>3): Ditto.
10541 (ior<mode>3): Ditto.
10542 (and<mode>3): Ditto.
10543 (one_cmpl<mode>2): Ditto.
10544 (nor<mode>2): Ditto.
10545 (andc<mode>2): Ditto.
10546 (float<VEC_int<mode>2): Ditto.
10547 (unsigned_float<VEC_int><mode>2): Ditto.
10548 (fix_trunc<mode><VEC_int>2): Ditto.
10549 (fixuns_trunc<mode><VEC_int>2): Ditto.
10551 (vec_set<mode>): Ditto.
10552 (vec_extract<mode>): Ditto.
10553 (vec_interleave_highv4sf): Ditto.
10554 (vec_interleave_lowv4sf): Ditto.
10555 (vec_realign_load_<mode>): Ditto.
10556 (vec_shl_<mode>): Ditto.
10557 (vec_shr_<mode>): Ditto.
10558 (div<mode>3): New patterns for VSX.
10559 (vec_interleave_highv2df): Ditto.
10560 (vec_interleave_lowv2df): Ditto.
10561 (vec_pack_trunc_v2df): Ditto.
10562 (vec_pack_sfix_trunc_v2df): Ditto.
10563 (vec_pack_ufix_trunc_v2df): Ditto.
10564 (vec_unpacks_hi_v4sf): Ditto.
10565 (vec_unpacks_lo_v4sf): Ditto.
10566 (vec_unpacks_float_hi_v4si): Ditto.
10567 (vec_unpacks_float_lo_v4si): Ditto.
10568 (vec_unpacku_float_hi_v4si): Ditto.
10569 (vec_unpacku_float_lo_v4si): Ditto.
10570 (movmisalign<mode>): Ditto.
10571 (vector_ceil<mode>2): New patterns for vectorizing math library.
10572 (vector_floor<mode>2): Ditto.
10573 (vector_btrunc<mode>2): Ditto.
10574 (vector_copysign<mode>3): Ditto.
10576 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10577 predicate for setting the high bit in each word, used for copysign.
10579 * config/rs6000/ppc-asm.h (f19): Whitespace.
10580 (f32-f63): Define if VSX.
10581 (v0-v31): Define if Altivec.
10582 (vs0-vs63): Define if VSX.
10584 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10586 * config/rs6000/power7.md: New file, provide tuning parameters for
10589 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
10590 (rs6000_cpu_cpp_builtins): Ditto.
10591 (altivec_overloaded_builtins): Ditto.
10592 (altivec_resolve_overloaded_builtin): Ditto.
10594 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10595 debug switch to disable vectorizing simple math builtin
10598 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10599 Vectorize simple math builtin functions.
10600 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10601 hook to vectorize math builtins.
10602 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10603 (rs6000_builtin_conversion): Add VSX/power7 support.
10604 (rs6000_builtin_vec_perm): Ditto.
10605 (vsplits_constant): Add support for loading up a vector constant
10606 with just the high bit set in each part.
10607 (rs6000_expand_vector_init): Add VSX/power7 support.
10608 (rs6000_expand_vector_set): Ditto.
10609 (rs6000_expand_vector_extract): Ditto.
10610 (rs6000_emit_move): Ditto.
10611 (bdesc_3arg): Ditto.
10612 (bdesc_2arg): Ditto.
10613 (bdesc_1arg): Ditto.
10614 (rs6000_expand_ternop_builtin): Ditto.
10615 (altivec_expand_builtin): Ditto.
10616 (rs6000_expand_unop_builtin): Ditto.
10617 (rs6000_init_builtins): Ditto.
10618 (altivec_init_builtins): Ditto.
10619 (builtin_function_type): Ditto.
10620 (rs6000_common_init_builtins): Ditto.
10621 (rs6000_handle_altivec_attribute); Ditto.
10622 (rs6000_mangle_type): Ditto.
10623 (rs6000_vector_mode_supported_p): Ditto.
10624 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10625 are mode dependent.
10627 * config/rs6000/vsx.md: New file for VSX support.
10629 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10630 identifing values with just the most significant bit set.
10631 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10632 vectorized builtins.
10634 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10635 (UNSPEC_VRFIM): Delete.
10636 (splitter for loading up vector with most significant bit): New
10637 splitter for vectorizing copysign.
10638 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10639 vectorizing simple math functions.
10640 (altivec_vrfip): Add support for vectorizing simple math functions.
10641 (altivec_vrfim): Ditto.
10642 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10644 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10645 (power7.md, vsx.md): Include for power7 support.
10646 (copysigndf3): Use VSX instructions if -mvsx.
10647 (negdf2_fpr): Ditto.
10648 (absdf2_fpr): Ditto.
10649 (nabsdf2_fpr): Ditto.
10650 (adddf3_fpr): Ditto.
10651 (subdf3_fpr): Ditto.
10652 (muldf3_fpr): Ditto.
10653 (divdf3_fpr): Ditto.
10654 (fix_truncdfdi2_fpr): Ditto.
10655 (cmpdf_internal1): Ditto.
10656 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10657 (btruncdf2, btruncdf2_fpr): Ditto.
10658 (ceildf2, ceildf2_fpr): Ditto.
10659 (floordf2, floordf2_fpr): Ditto.
10660 (floatdidf2, floatdidf2_fpr): Ditto.
10661 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10662 (fmsubdf4_fpr): Ditto.
10663 (fnmadddf4_fpr_1): Ditto.
10664 (fnmadddf4_fpr_2): Ditto.
10665 (fnmsubdf4_fpr_1): Ditto.
10666 (fnmsubdf4_fpr_2): Ditto.
10667 (fixuns_truncdfdi2): Add expander for VSX support.
10668 (fix_truncdfdi2): Ditto.
10669 (fix_truncdfsi2): Ditto.
10670 (ftruncdf2): Ditto.
10671 (btruncsf2): Whitespace.
10672 (movdf_hardfloat32): Add support for VSX registers.
10673 (movdf_softfloat32): Ditto.
10674 (movdf_hardfloat64): Ditto.
10675 (movdf_hardfloat64_mfpgpr): Ditto.
10676 (movdf_softfloat64): Ditto.
10677 (movti splitters): Add check for vector registers supporting
10678 TImode in the future.
10679 (bpermd): Add power7 bpermd instruction.
10681 * config/rs6000/altivec.h (vec_div): Define if VSX.
10684 (vec_nmadd): Ditto.
10685 (vec_nearbyint): Ditto.
10688 (all predicates): Use the generic builtin function, and not the V4SF
10689 specific function so that the predicates will work with VSX's V2DF.
10690 (vec_all_*): Ditto.
10691 (vec_any_*): Ditto.
10693 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10694 Document new VSX functions and types.
10696 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10699 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10700 "wa", and "j" constraints. Modify "v" to talk about Altivec
10701 instead of just vector.
10703 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10706 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10707 location for phi arguments.
10708 (rewrite_update_phi_arguments): Find locations for reaching defs.
10709 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10710 Add location to add_phi_arg calls.
10711 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10712 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10713 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10714 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10715 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10716 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10717 * tree-phinodes.c (make_phi_node): Initialize location.
10718 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10719 (add_phi_arg): Add location parameter.
10720 (remove_phi_arg_num): Move location when moving phi argument.
10721 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10723 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10724 slpeel_update_phi_nodes_for_guard1,
10725 slpeel_update_phi_nodes_for_guard2,
10726 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
10727 vect_loop_versioning): Set locations.
10728 * tree-parloops.c (create_phi_for_local_result,
10729 transform_to_exit_first_loop, create_parallel_loop): Add locations.
10730 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
10731 * tree-vect-loop.c (get_initial_def_for_induction,
10732 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
10734 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
10735 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
10736 (gimple_phi_arg_set_location): New. Set locus.
10737 (gimple_phi_arg_has_location): New. Check for locus.
10738 (redirect_edge_var_map_location): New. Return locus from var_map.
10739 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
10740 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
10741 combining PHI arguments.
10742 (cond_store_replacement): Set location.
10743 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
10744 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
10745 scop_add_exit_phis_edge): Add locations.
10746 * tree-cfgcleanup.c (remove_forwarder_block,
10747 remove_forwarder_block_with_phi): Add locations.
10748 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10749 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10751 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10752 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10753 flush_pending_stmts): Add source location.
10754 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10755 stack to preserve locations.
10756 * tree-vect-stmts.c (vectorizable_load): Add location.
10757 * tree-inline.c (copy_phis_for_bb): Copy locus.
10758 (setup_one_parameter): Add call locus to inlined parameter stmts.
10759 (initialize_inlined_parameters): Pass in call location as parameter
10761 (tree_function_versioning): Pass location to setup_one_parameter.
10762 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10763 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10764 copy and edge lists.
10765 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10766 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10767 locus parameter and override the stmt default if provided.
10768 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10769 elim_graph_add_edge, elim_graph_remove_succ_edge,
10770 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10771 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10772 eliminate_phi): Add locus info in elimination graph for each edge and
10774 (insert_backedge_copies): Copy locus if present.
10775 * tree-flow.h (struct _edge_var_map): Add locus field.
10776 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10777 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10778 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10780 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10782 2009-07-30 Martin Jambor <mjambor@suse.cz>
10784 PR tree-optimization/40570
10785 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10786 use inlining loops.
10788 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10790 * ssa-loop-manip.c: Include langhooks.h.
10791 (rewrite_phi_with_iv): New.
10792 (rewrite_all_phi_nodes_with_iv): New.
10793 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10794 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10795 * tree-parloops.c (loop_parallel_p): Move out all conditions
10796 except dependency check.
10797 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10798 (gen_parallel_loop): Call canonicalize_loop_ivs without
10799 reduction_list argument.
10800 (build_new_reduction): New.
10801 (gather_scalar_reductions): New.
10802 (try_get_loop_niter): New.
10803 (try_create_reduction_list): New.
10804 (parallleize_loops): Change the parallel conditions check.
10805 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10806 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10808 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10810 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10812 * doc/options.texi (Option properties): Mention new quoting syntax.
10814 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10816 * config/alpha/alpha.c (alpha_start_function):
10817 Handle VMS_DEBUG_MAIN_POINTER
10818 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10819 * doc/invoke.texi: Document -mdebug-main switch.
10821 2009-07-29 Richard Henderson <rth@redhat.com>
10823 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10824 (cgraph_create_edge_including_clones): Likewise.
10825 * tree-inline.c (copy_bb): Operate on the correct edges
10826 when updating the callgraph.
10828 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10830 * config/alpha/vms-cc.c: Deleted.
10831 * config/alpha/vms-ld.c: Deleted.
10832 * config/alpha/t-vms64: Moved to config/vms
10833 * config/alpha/vms-crt0-64.c: Moved to config/vms
10834 * config/alpha/vms-crt0.c: Moved to config/vms
10835 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10836 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10837 * config/alpha/xm-vms.h: Moved to config/vms
10838 * config/alpha/x-vms: Moved to config/vms
10839 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10841 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10842 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10844 * config/vms/t-vms64: Moved here from config/alpha
10845 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10846 (argc,argv,envp): Enforce 32bit malloc'ing.
10847 * config/vms/vms-psxcrt0-64.c: Likewise.
10848 * config/vms/vms-crt0.c: Moved here from config/alpha.
10849 * config/vms/vms-psxcrt0.c: Likewise.
10850 * config/vms/vms-crtl-64.h: New file.
10851 * config/vms/vms-crtl.h: New file.
10852 * config/vms/vms.opt: New file.
10853 * config/vms/xm-vms64.h: New file.
10854 * config/vms/xm-vms.h: Moved here from config/alpha.
10855 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10857 * config/vms/x-vms: Moved here from config/alpha.
10858 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10859 (vms-ld.o, vms-cc.o): Removed.
10860 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10862 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10864 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10865 correct stack (obvious VMS fix).
10867 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10869 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10870 date, version info if VMS_DEBUGGING_INFO defined.
10871 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10872 size, date calculating code moved here.
10874 2009-07-29 Paul Brook <paul@codesourcery.com>
10876 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10879 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10882 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10883 to DImode when generating insq_le insn.
10885 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10887 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10888 New macro set for VMS_DEBUGGGING_INFO.
10889 (AT_string_form): Use it.
10891 2009-07-28 DJ Delorie <dj@redhat.com>
10893 * config/mep/mep.c (vtext_section): New.
10894 (vftext_section): New.
10895 (ftext_section): New.
10896 (mep_select_section): Add support for functions.
10897 (mep_unique_section): Likewise.
10898 (mep_asm_init_sections): Likewise.
10899 (mep_encode_section_info): Remove it from here.
10901 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10903 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10905 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10906 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10908 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10910 * dwarf2out.c (output_file_names): Test new macro
10911 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10912 (add_comp_dir_attribute): Likewise.
10914 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10916 * config/i386/mingw-w64.h (LINK_SPEC): Add
10917 separating space between commands.
10919 2009-07-28 Jan Hubicka <jh@suse.cz>
10921 PR tree-optimization/40759
10922 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10925 2009-07-27 DJ Delorie <dj@redhat.com>
10927 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10928 types are dword-aligned.
10929 (mep_expand_va_start): Likewise.
10931 2009-07-27 Olivier Hainque <hainque@adacore.com>
10932 Douglas B Rupp <rupp@gnat.com>
10934 * convert.c (convert_to_pointer): Don't assume the target
10935 pointer type is POINTER_SIZE long. Fetch its precision instead.
10937 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10939 * system.h (fopen): Undefine if macro.
10941 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10943 * dwarf2out.c (output_cfi_p): Removed.
10944 (output_cfis): New function.
10945 (output_fde): New function, split from output_call_frame_info.
10946 (output_call_frame_info): Use it.
10947 (dwarf2out_switch_text_section): Use output_cfis.
10949 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10951 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10952 TARGET_BI_ARCH is specified without enabling SJLJ.
10953 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10954 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10956 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10958 * arm.md (negdi2): Use DImode if forcing a value into a register.
10960 2009-07-26 Ira Rosen <irar@il.ibm.com>
10962 PR tree-optimization/40801
10963 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10964 of vector operand from the previous copy of vector statement.
10965 Pass the correct definition type value to
10966 vect_get_vec_def_for_stmt_copy().
10968 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10970 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10971 const char ** conversion.
10973 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10975 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10976 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10977 (gcc_unreachable): Invoke __builtin_unreachable() if
10978 !ENABLE_ASSERT_CHECKING.
10980 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10982 PR rtl-optimization/40445
10983 * emit-rtl.c (next_nonnote_insn_bb): New function.
10984 * rtl.h (next_nonnote_insn_bb): Declare new function.
10985 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10986 with no successors that is the successor of the ENTRY_BLOCK.
10987 Continue from the top after removing an empty fallthrough block.
10988 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10989 of next_nonnote_insn.
10991 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10993 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10995 2009-07-25 Martin Jambor <mjambor@suse.cz>
10997 * c-common.c (c_common_attribute_table): New element for noclone.
10998 (handle_noclone_attribute): New function. Forward-declare.
10999 * tree-inline.c (tree_versionable_function_p): Check for noclone
11001 * doc/extend.texi (Labels as Values): Document need for noclone.
11002 (Function Attributes): Document noclone attribute.
11004 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11006 PR rtl-optimization/34999
11007 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11008 and dw_fde_switched_cold_to_hot fields.
11009 (output_cfi_p): New function.
11010 (output_call_frame_info): If fde->dw_fde_switched_sections,
11011 output 2 FDEs instead of one with corrupted header.
11012 (dwarf2out_do_cfi_startproc): New function.
11013 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11014 and fde->dw_fde_switched_cold_to_hot.
11015 (dwarf2out_switch_text_section): Compute
11016 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11017 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11018 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11019 Otherwise, compute fde->dw_fde_switch_cfi.
11021 2009-07-24 Cary Coutant <ccoutant@google.com>
11023 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11025 2009-07-24 Cary Coutant <ccoutant@google.com>
11027 * cfghooks.c (split_block): Copy discriminator to new block.
11028 * tree-cfg.c (assign_discriminator): Check location of last
11029 instruction in block as well as first.
11031 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11033 * config/i386/linux.c: Use fputs or putc instead of fprintf
11035 * config/i386/gas.h: Ditto.
11036 * config/i386/x86-64.h: Ditto.
11037 * config/i386/att.h: Ditto.
11039 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11041 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11044 2009-07-24 Martin Jambor <mjambor@suse.cz>
11046 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11047 (ipa_push_func_to_list_1): Declare.
11048 (ipa_push_func_to_list): New function.
11050 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11051 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11052 (ipa_push_func_to_list): Removed.
11053 (ipa_pop_func_from_list): Clear node_enqueued flag.
11055 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11057 * config/s390/s390.c (override_options): Default
11058 max-unrolled-insns to 100 for z10 tuning.
11060 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11062 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11063 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11064 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11065 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11066 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11067 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11068 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11070 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11072 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11073 use default set in mingw32.h header.
11074 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11075 64-bit /mingw/include path.
11076 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11079 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11081 PR rtl-optimization/40209
11082 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11084 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11086 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11087 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11088 with the rest of string where appropriate. Use fputs or putc
11089 instead of fprintf where appropriate.
11091 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11092 Pat Haugen <pthaugen@us.ibm.com>
11093 Revital Eres <ERES@il.ibm.com>
11095 * config/rs6000/vector.md: New file. Move most of the vector
11096 expander support here from altivec.md to allow for the VSX vector
11097 unit in the future. Add support for secondary_reload patterns.
11098 Rewrite the patterns for vector comparison, and vector comparison
11099 predicate instructions so that the RTL expresses the desired
11100 behavior, instead of using unspec.
11102 * config/rs6000/constraints.md ("f" constraint): Use
11103 rs6000_constraints to hold the precalculated register class.
11104 ("d" constraint): Ditto.
11105 ("wd" constraint): New constraint for VSX.
11106 ("wf" constraint): Ditto.
11107 ("ws" constraint): Ditto.
11108 ("wa" constraint): Ditto.
11109 ("wZ" constraint): Ditto.
11110 ("j" constraint): Ditto.
11112 * config/rs6000/predicates.md (vsx_register_operand): New
11114 (vfloat_operand): New predicate for vector.md.
11115 (vint_operand): Ditto.
11116 (vlogical_operand): Ditto.
11117 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11118 (easy_vector_constant): Add VSX support.
11119 (altivec_indexed_or_indirect_operand): New predicate for
11120 recognizing Altivec style memory references with AND -16.
11122 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11123 for vector secondary reload support.
11124 (rs6000_vector_reg_class): Delete, replacing it with
11125 rs6000_constraints.
11126 (rs6000_vsx_reg_class): Ditto.
11127 (rs6000_constraints): New array to hold the register classes of
11128 each of the register constraints that can vary at runtime.
11129 (builtin_mode_to_type): New static array for builtin function type
11131 (builtin_hash_table): New static hash table for builtin function
11133 (TARGET_SECONDARY_RELOAD): Define target hook.
11134 (TARGET_IRA_COVER_CLASSES): Ditto.
11135 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11136 registers are 128 bits if VSX memory reference instructions are used.
11137 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11138 unit is being used.
11139 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11140 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11141 Print several of the scheduling related parameters.
11142 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11143 rs6000_constraints instead of rs6000_vector_reg_class. Move
11144 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11145 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11146 Altivec. Add VSX support. Setup for secondary reload support on
11147 Altivec/VSX registers.
11148 (rs6000_override_options): Make power7 set the scheduling groups
11149 like the power5. Add support for new debug switches to override
11150 the scheduling defaults. Temporarily disable -mcpu=power7 from
11151 setting -mvsx. Add support for debug switches -malways-hint,
11152 -msched-groups, and -malign-branch-targets.
11153 (rs6000_buitlin_conversion): Add support for returning unsigned
11154 vector conversion functions to fix regressions due to stricter
11156 (rs6000_builtin_mul_widen_even): Ditto.
11157 (rs6000_builtin_mul_widen_odd): Ditto.
11158 (rs6000_builtin_vec_perm): Ditto.
11159 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11160 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11161 to zero a register.
11162 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11163 generated upstream.
11164 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11165 VSX types for bit operations. Changes to accomidate vector.md.
11166 (bdesc_2arg): Ditto.
11167 (bdesc_1arg): Ditto.
11168 (struct builtin_description_predicates): Rewrite predicate
11169 handling so that RTL describes the operation, instead of passing
11170 the instruction to be used as a string argument.
11171 (bdesc_altivec_preds): Ditto.
11172 (altivec_expand_predicate_builtin): Ditto.
11173 (altivec_expand_builtin): Ditto.
11174 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11175 statement for vsldoi support.
11176 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11177 (altivec_expand_st_builtin): Ditto.
11178 (paired_expand_builtin): Whitespace changes.
11179 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11180 builtin_mode_to_type table for secondary reload. Call
11181 builtin_function_type to build random builtin functions.
11182 (altivec_init_builtins): Change to use builtin_function_type to
11183 create builtin function types dynamically as we need them.
11184 (builtin_hash_function): New support for hashing the tree types
11185 for builtin function as we need it, rather than trying to build
11186 all of the trees that we need. Add initial preliminary VSX support.
11187 (builtin_function_type): Ditto.
11188 (builtin_function_eq): Ditto.
11189 (builtin_hash_struct): Ditto.
11190 (rs6000_init_builtins): Ditto.
11191 (rs6000_common_init_builtins): Ditto.
11192 (altivec_init_builtins): Ditto.
11193 (rs6000_common_init_builtins): Ditto.
11194 (enum reload_reg_type): New enum for simplifing reg classes.
11195 (rs6000_reload_register_type): Simplify register classes into GPR,
11196 Vector, and other registers. Altivec and VSX addresses in reload.
11197 (rs6000_secondary_reload_inner): Ditto.
11198 (rs6000_ira_cover_classes): New target hook, that returns the
11199 appropriate cover classes, based on -mvsx being used or not.
11200 (rs6000_secondary_reload_class): Add VSX support.
11201 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11202 (get_vsel_insn): Ditto.
11203 (rs6000_emit_vector_compare): Rewrite vector conditional support
11204 so that where we can, we use RTL operators, instead of blindly use
11206 (rs6000_emit_vector_select): Ditto.
11207 (rs6000_emit_vector_cond_expr): Ditto.
11208 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11209 (create_TOC_reference): Add -mdebug=addr support.
11210 (emit_frame_save): VSX loads/stores need register indexed addressing.
11212 * config/rs6000/rs6000.md: Include vector.md.
11214 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11216 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11217 support for V2DI, V2DF in logical, permute, select operations.
11219 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11220 switch for vsx/power7.
11221 (-mvsx-scalar-memory): Ditto.
11222 (-mvsx-align-128): Ditto.
11223 (-mallow-movmisalign): Ditto.
11224 (-mallow-df-permute): Ditto.
11225 (-msched-groups): Ditto.
11226 (-malways-hint): Ditto.
11227 (-malign-branch-targets): Ditto.
11229 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11231 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11232 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11233 (rs6000_vector_reg_class): Delete.
11234 (rs6000_vsx_reg_class): Ditto.
11235 (enum rs6000_reg_class_enum): New enum for the constraints that
11236 vary based on target switches.
11237 (rs6000_constraints): New array to hold the register class for all
11238 of the register constraints that vary based on the switches used.
11239 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11240 (enum rs6000_builtins): Add unsigned varients for the builtin
11241 declarations returned by target hooks for expanding multiplies,
11242 select, and permute operations. Add VSX builtins.
11243 (enum rs6000_builtin_type_index): Add entries for VSX.
11244 (V2DI_type_node): Ditto.
11245 (V2DF_type_node): Ditto.
11246 (unsigned_V2DI_type_node): Ditto.
11247 (bool_long_type_node): Ditto.
11248 (intDI_type_internal_node): Ditto.
11249 (uintDI_type_internal_node): Ditto.
11250 (double_type_internal_node): Ditto.
11252 * config/rs6000/altivec.md (whole file): Move all expanders to
11253 vector.md from altivec.md. Rename insn matching functions to be
11255 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11256 (altivec_vcmp*): Ditto.
11257 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11258 (VM): New iterator for moves that includes the VSX types.
11259 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11260 (altivec_vperm_<mode>_uns): New, for unsigned types.
11261 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11262 (altivec_eq<mode>): Ditto.
11263 (altivec_gt<mode>): Ditto.
11264 (altivec_gtu<mode>): Ditto.
11265 (altivec_eqv4sf): Ditto.
11266 (altivec_gev4sf): Ditto.
11267 (altivec_gtv4sf): Ditto.
11268 (altivec_vcmpbfp_p): Ditto.
11270 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11272 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11275 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11278 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11279 ASM_SHORT instead of .word.
11280 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11281 instead of .word in asm template.
11283 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11286 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11287 (process_bb_node_lives): Use it.
11289 * ira.c (setup_cover_and_important_classes): Don't setup
11290 ira_important_class_nums. Add cover classes to the end of
11292 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11294 (find_reg_class_closure): Use reorder_important_classes.
11296 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11298 * config/i386/i386.c (i386_ira_cover_classes): New function.
11299 (TARGET_IRA_COVER_CLASSES): Redefine.
11301 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11302 importance of order of cover classes in the array.
11304 2009-07-22 Diego Novillo <dnovillo@google.com>
11306 * tree-pass.h (TDF_EH): Define.
11307 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11308 contains TDF_EH, print the EH region number holding GS.
11309 * tree-dump.c (dump_options): Add "eh".
11310 * doc/invoke.texi: Document it.
11312 2009-07-22 Doug Kwan <dougkwan@google.com>
11314 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11316 2009-07-22 Michael Matz <matz@suse.de>
11318 PR tree-optimization/35229
11319 PR tree-optimization/39300
11321 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11322 (inhibit_phi_insertion): New function.
11323 (insert_into_preds_of_block): Call it for REFERENCEs.
11324 (init_pre): Initialize and finalize scalar evolutions.
11325 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11327 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11329 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11330 Use CONST_VECTOR_NUNITS to determine number of elements.
11332 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11334 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11335 (U, W): Constraints are now deprecated and will be removed if we
11336 run out of letters.
11337 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11339 ("prefetch"): Add the stcmh instruction for prefetching.
11340 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11342 (s390_short_displacement): Return always true if compiling for
11343 machines not providing the long displacement facility.
11344 (s390_mem_constraint): Support the new constraint letter Z.
11345 (s390_check_qrst_address): New function.
11347 2009-07-21 DJ Delorie <dj@redhat.com>
11349 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11352 2009-07-21 Jason Merrill <jason@redhat.com>
11354 * c-common.c (max_tinst_depth): Increase default to 1024.
11356 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11358 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11359 (vec_unpacku_float_lo_v4si): Ditto.
11361 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11364 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11365 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11366 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11367 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11369 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11371 PR tree-optimization/40813
11372 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11375 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11377 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11378 with a NOP_EXPR if needed.
11380 2009-07-21 Paul Brook <paul@codesourcery.com>
11382 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11383 Terminate debug dump with newline.
11385 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11387 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11388 Cast "1" to unsigned HOST_WIDE_INT.
11389 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11390 deposit length to the maximum length - lsb. Extend length if
11391 HOST_BITS_PER_WIDE_INT is 32.
11393 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11395 * cgraph.h (constant_pool_htab): New function.
11396 (constant_descriptor_tree): Move from varasm.c.
11397 * varasm.c (constant_pool_htab): New function.
11398 (constant_descriptor_tree): Move to cgraph.h.
11400 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11402 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11404 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11406 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11409 2009-07-20 Xinliang David Li <davidxl@google.com>
11411 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11413 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11415 * config/mips/mips.md (move_type): Add arith.
11416 (type): Handle arith.
11417 (zero_extendsidi2): Rename this into ...
11418 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11419 (zero_extendsidi2): New expander.
11420 (*zero_extendsidi2_dext): New pattern.
11422 2009-07-20 Nick Clifton <nickc@redhat.com>
11424 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11425 to set MIPS_ABI_DEFAULT.
11426 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11428 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11430 * tree-object-size.c (addr_object_size): Handle unions with
11431 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11433 PR tree-optimization/40792
11434 * tree.c (build_function_type_skip_args): Remove bogus assert.
11436 2009-07-20 Jan Hubicka <jh@suse.cz>
11437 Martin Jambor <mjambor@suse.cz>
11439 * cgraph.h (combined_args_to_skip): New field.
11440 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11441 combined_args_to_skip and args_to_skip.
11442 * tree-inline.c (update_clone_info): New function.
11443 (tree_function_versioning): Call update_clone_info.
11444 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11446 (cgraph_materialize_all_clones): More extensive dumping, working
11447 with combined_args_to_skip rather than args_to_skip.
11449 2009-07-20 Ira Rosen <irar@il.ibm.com>
11451 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11452 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11453 (get_initial_def_for_reduction): Likewise.
11454 (vectorizable_reduction): Skip the check of first operand in case
11455 of COND_EXPR. Add check that it is outer loop vectorization if
11456 nested cycle was detected. Call vectorizable_condition() for
11457 COND_EXPR. If reduction epilogue cannot be created do not fail for
11458 nested cycles (if it is not double reduction). Assert that there
11459 is only one type in the loop in case of COND_EXPR. Call
11460 vectorizable_condition() to vectorize COND_EXPR.
11461 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11462 Add parameters. Allow nested cycles if called from
11463 vectorizable_reduction(). Use reduction vector variable if provided.
11464 (vect_analyze_stmt): Call vectorizable_reduction() before
11465 vectorizable_condition().
11466 (vect_transform_stmt): Update call to vectorizable_condition().
11468 2009-07-20 Christian Bruel <christian.bruel@st.com>
11470 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11471 * doc/invoke.texi (-mfmovd): Likewise.
11472 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11474 2009-07-20 Jan Hubicka <jh@suse.cz>
11476 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11477 when handling SSA name.
11479 2009-07-19 Jan Hubicka <jh@suse.cz>
11481 PR tree-optimization/40676
11482 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11483 virtual PHIs in empty BBs.
11485 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11487 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11488 re-expanded the compound use gen_lowpart instead to convert to the
11491 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11493 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11494 OUTER_CONST arguments.
11495 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11496 the new wider mode will be masked off.
11497 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11499 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11501 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11502 high-order bits are zero.
11504 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11506 * combine.c (simplify_shift_const_1): Split code to determine
11507 shift_mode into ...
11508 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11509 new bits shifted in are identical to the old sign bit.
11511 2009-07-18 Richard Guenther <rguenther@suse.de>
11514 * gimplify.c (gimplify_call_expr): Reject code using results from
11515 functions returning void.
11517 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11519 * doc/md.texi: Document the new PowerPC "es" constraint.
11520 Document that "m" can include automodified addresses on this target,
11521 and explain how %U must be used. Extend the "Q" and "Z" documentation
11522 to suggest "es" as well as "m".
11523 * config/rs6000/constraints.md (es): New memory constraint.
11524 (Q, Z): Update strings to match new documentation.
11526 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11528 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11529 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11530 * config/rs6000/predicates.md (volatile_mem_operand): Use
11531 offsettable_nonstrict_memref_p.
11532 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11533 (*floatunssidf2_internal): Likewise.
11534 (*fix_truncdfsi2_internal): Likewise.
11535 (*fix_trunctfsi2_internal): Likewise.
11537 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11539 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11540 atmega32u2 devices.
11541 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11543 2009-07-17 Richard Guenther <rguenther@suse.de>
11546 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11547 (pass_warn_unused_result): Likewise.
11548 (TODO_set_props): Remove.
11549 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11551 (pass_diagnose_omp_blocks): Define.
11552 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11553 (c_gimple_diagnostics_recursively): Remove.
11554 (finish_function): Do not call it.
11555 (c_write_global_declarations): Continue after errors.
11556 Finalize the CU here.
11557 * c-gimplify.c (c_genericize): Do not gimplify here.
11558 * c-common.c (c_warn_unused_result): Move ...
11559 * tree-cfg.c (do_warn_unused_result): ... here.
11560 (run_warn_unused_result): New function.
11561 (gate_warn_unused_result): New function.
11562 (pass_warn_unused_result): New pass.
11563 * c-common.h (c_warn_unused_result): Remove.
11564 * flags.h (flag_warn_unused_result): Declare.
11565 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11566 * opts.c (flag_warn_unused_result): Initialize to false.
11567 * toplev.c (compile_file): Add comment.
11568 * omp-low.c (create_omp_child_function): Do not register
11569 the function with the frontend.
11570 (diagnose_omp_structured_block_errors): Prepare to be
11571 called as optimization pass.
11572 (gate_diagnose_omp_blocks): New function.
11573 (pass_diagnose_omp_blocks): New pass.
11574 * cgraph.h (cgraph_optimize): Remove.
11575 (cgraph_analyze_function): Likewise.
11576 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11577 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11578 before their parents here.
11579 (cgraph_finalize_function): Not here.
11580 (cgraph_analyze_function): Gimplify functions here.
11581 (cgraph_finalize_compilation_unit): Continue after errors.
11582 Optimize the callgraph from here.
11583 (cgraph_optimize): Make static.
11584 * langhooks.c (write_global_declarations): Finalize the CU.
11585 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11586 (gimplify_function_tree): Assert we gimplify only once.
11587 Set PROP_gimple_any property.
11588 * tree-nested.c (gimplify_all_functions): New function.
11589 (lower_nested_functions): Gimplify all nested functions.
11590 * gimple.h (diagnose_omp_structured_block_errors): Remove.
11591 * passes.c (init_optimization_passes): Add pass_warn_unused_result
11592 and pass_diagnose_omp_blocks after gimplification. Do not
11593 set TODO_set_props on all_lowering_passes.
11594 (execute_one_pass): Do not handle TODO_set_props.
11595 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11596 (gimplify.o): Add tree-pass.h dependency.
11597 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11598 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11599 (unsave_r): Likewise.
11600 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11601 temporary variable.
11603 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11605 * doc/service.texi (Service): Restore previously removed link,
11606 which isn't broken after all.
11608 2009-07-17 Richard Guenther <rguenther@suse.de>
11610 PR tree-optimization/40321
11611 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11612 PHI nodes to the maximal set.
11613 (make_values_for_phi): Add PHI arguments to the maximal set.
11614 (execute_pre): Dump PHI_GEN and the maximal set.
11616 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11619 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11622 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11624 * doc/extend.texi (Nested Functions): Replace broken link with
11626 * doc/service.texi (Service): Remove broken link.
11628 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11631 * builtins.c (expand_builtin_memcmp): Use loc instead of
11632 EXPR_LOCATION (exp).
11633 (expand_builtin_strncmp): Likewise.
11635 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11636 Manuel López-Ibáñez <manu@gcc.gnu.org>
11639 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11640 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11641 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11642 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11643 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11644 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11645 tree-inline.c, c-common.c, c-common.h, gimple.c,
11646 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11647 convert.c: Add location argument to fold_{unary,binary,ternary},
11648 fold_build[123], build_call_expr, build_size_arg,
11649 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11650 fold_build1_initializer, fold_build2_initializer,
11651 fold_build3_initializer, fold_build_call_array,
11652 fold_build_call_array_initializer, fold_single_bit_test,
11653 omit_one_operand, omit_two_operands, invert_truthvalue,
11654 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11655 combine_comparisons, fold_builtin_*, fold_call_expr,
11656 build_range_check, maybe_fold_offset_to_address, round_up,
11659 2009-07-16 Jason Merrill <jason@redhat.com>
11662 * c-common.c (c_common_reswords): Add __is_standard_layout
11664 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11665 * doc/implement-cxx.texi: New.
11666 * doc/gcc.texi: Include it.
11668 2009-07-16 DJ Delorie <dj@redhat.com>
11670 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11671 compares that may be indirectly affected by previous instructions.
11673 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11675 * builtins.c (do_mpc_arg2): New.
11676 (fold_builtin_2): Fold builtin cpow.
11677 * real.h (HAVE_mpc_pow): New.
11679 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11681 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11682 comparison to skip unprofitable schedule
11684 2009-07-16 Simon Baldwin <simonb@google.com>
11686 * gcc.c (option_map): New flag -no-canonical-prefixes.
11687 * (display_help): Print help text for new flag.
11688 * (process_command): Move options translation and language specifics
11689 and handle new flag early. Use it to set a function pointer to a
11690 prefix builder. Replace make_relative_prefix calls with calls to
11691 the function pointed to. Ignore new flag in regular options handling.
11692 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11694 2009-07-15 DJ Delorie <dj@redhat.com>
11696 * config/mep/mep.md (sibcall_internal): Change register to avoid
11697 argument registers.
11698 (sibcall_value_internal): Likewise.
11700 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11702 PR rtl-optimization/40710
11703 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11705 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11707 * config/mips/mips.md (*extenddi_truncate<mode>,
11708 *extendsi_truncate<mode>): Change type attribute to move_type
11709 with shift_shift. Split out code handling exts from here ...
11710 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11712 (*extendhi_truncateqi): Change type attribute to move_type with
11713 shift_shift. Split out code handling exts from here ...
11714 (*extendhi_truncateqi_exts): ... to this new pattern.
11716 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11718 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11719 instead of "and" with inverted sign bit mask value. Use
11720 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11721 Allocate registers only for operand 4 and operand 5.
11723 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11725 PR middle-end/40747
11726 * fold-const.c (fold_cond_expr_with_comparison): When folding
11727 < and <= to MIN, make sure the MIN uses the same type as the
11728 comparison's operands.
11730 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
11732 * arm.md (ior_xor): New code iterator.
11733 (split for ior/xor with shift and zero-extend): New split pattern.
11734 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
11736 2009-07-15 Richard Guenther <rguenther@suse.de>
11738 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
11741 2009-07-15 Richard Guenther <rguenther@suse.de>
11743 PR middle-end/40753
11744 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
11746 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11748 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11749 handle 2.6.30 kernel.
11751 2009-07-15 DJ Delorie <dj@redhat.com>
11753 * config/mep/mep.md (sibcall_internal): Change register to allow
11754 for 24-bit addresses.
11755 (sibcall_value_internal): Likewise.
11757 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11759 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11760 that are enabled/disabled by the flags introduced by a previous patch.
11762 2009-07-14 DJ Delorie <dj@redhat.com>
11764 * config/mep/mep.md (sibcall_internal): Include non-toggling
11766 (sibcall_value_internal): Likewise.
11768 2009-07-14 Taras Glek <tglek@mozilla.com>
11769 Rafael Espindola <espindola@google.com>
11771 * doc/sourcebuild.texi: Document install-plugin target.
11772 * configure.ac: Added install-plugin target to language makefiles.
11773 * configure: Regenerate.
11774 * Makefile.in (install-plugin): Install more headers,
11775 depend on lang.install-plugin.
11777 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11779 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11782 2009-07-14 DJ Delorie <dj@redhat.com>
11784 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11785 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11786 * config/mep/mep.md (sibcall_internal): Change test from
11787 mep_vliw_mode_match to mep_vliw_jmp_match.
11788 (sibcall_value_internal): Likewise.
11790 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11792 * config/i386/sse.md (copysign<mode>3): New expander.
11793 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11794 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11795 Use ix86_build_const_vector.
11796 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11797 IX86_BUILTIN_CPYSGNPD.
11798 (builtin_description): Add __builtin_ia32_copysignps and
11799 __builtin_ia32_copysignpd.
11800 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11801 and BUILT_IN_COPYSIGNF.
11803 2009-07-13 Jason Merrill <jason@redhat.com>
11805 * builtins.c (can_trust_pointer_alignment): New fn.
11806 (get_pointer_alignment): Factor it out from here.
11807 * tree.h: Declare it.
11809 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11811 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11814 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11818 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11820 2009-07-14 Richard Guenther <rguenther@suse.de>
11821 Andrey Belevantsev <abel@ispras.ru>
11823 PR middle-end/40745
11824 * cfgexpand.c (partition_stack_vars): Do not bother to update
11825 alias information when not optimizing.
11827 2009-07-14 Richard Guenther <rguenther@suse.de>
11828 Andrey Belevantsev <abel@ispras.ru>
11830 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11831 (pt_solution_set): Likewise.
11832 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11833 * tree-ssa-structalias.c (pt_solution_set): New function.
11834 * final.c (rest_of_clean_state): Free SSA data structures.
11835 * print-rtl.c (print_decl_name): Remove.
11836 (print_mem_expr): Implement in terms of print_generic_expr.
11837 * alias.c (ao_ref_from_mem): New function.
11838 (rtx_refs_may_alias_p): Likewise.
11839 (true_dependence): Query alias-export info.
11840 (canon_true_dependence): Likewise.
11841 (write_dependence_p): Likewise.
11842 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11844 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11845 (mem_expr_equal_p): Use operand_equal_p.
11846 (set_mem_attributes_minus_bitpos): Do not use
11847 component_ref_for_mem_expr.
11848 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11849 (update_alias_info_with_stack_vars): Likewise.
11850 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11851 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11852 explicitly nor clear stmt operands.
11853 Free the decl-to-pointer map.
11854 * tree-optimize.c (execute_free_datastructures): Do not free
11855 SSA data structures here.
11856 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11857 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11858 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11860 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11862 2009-07-13 DJ Delorie <dj@redhat.com>
11864 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11865 unrolling at the right iteration count.
11867 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11870 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11872 * haifa-sched.c (rank_for_schedule): Introduced flags to
11873 enable/disable individual scheduling heuristics.
11874 * common.opt: Introduced flags to enable/disable individual
11875 heuristics in the scheduler.
11876 * doc/invoke.texi: Introduced flags to enable/disable individual
11877 heuristics in the scheduler.
11879 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11881 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11882 config/i386/mingw-tls.c.
11883 * config/i386/mingw-tls.c: Removed.
11885 2009-07-13 Ira Rosen <irar@il.ibm.com>
11887 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11888 checks access only relevant statements.
11889 (vectorizable_reduction): Likewise.
11891 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11893 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11894 just for 32-bit case.
11896 2009-07-12 Jan Hubicka <jh@suse.cz>
11898 PR tree-optimization/40585
11899 * except.c (expand_resx_expr): When there already is resume
11900 instruction, produce linked list.
11901 (build_post_landing_pads): Assert that resume is empty.
11902 (connect_post_landing_pads): Handle resume lists.
11903 (dump_eh_tree): Dump resume list.
11905 2009-07-12 Ira Rosen <irar@il.ibm.com>
11907 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11908 with additional argument.
11909 * tree-vectorizer.h (enum vect_def_type): Add
11910 vect_double_reduction_def.
11911 (vect_is_simple_reduction): Add argument.
11912 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11914 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11915 vect_is_simple_reduction with additional argument.
11916 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11918 (reduction_code_for_scalar_code): Handle additional codes by
11919 returning ERROR_MARK for them. Fix comment and indentation.
11920 (vect_is_simple_reduction): Fix comment, add argument to specify
11921 double reduction. Detect double reduction.
11922 (get_initial_def_for_induction): Fix indentation.
11923 (get_initial_def_for_reduction): Fix comment and indentation.
11924 Handle double reduction. Create initial definitions that do not
11925 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11926 (vect_create_epilog_for_reduction): Fix comment, add argument to
11927 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11928 epilogue result extraction. Create double reduction phi node and
11929 replace relevant uses.
11930 (vectorizable_reduction): Call vect_is_simple_reduction with
11931 additional argument. Fix indentation. Update epilogue code treatment
11932 according to the changes in reduction_code_for_scalar_code. Check
11933 for double reduction. Call vect_create_epilog_for_reduction with
11934 additional argument.
11935 * tree-vect-stmts.c (process_use): Handle double reduction, update
11937 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11938 (vect_get_vec_def_for_operand): Likewise.
11940 2009-07-12 Danny Smith <dansmister@gmail.com>
11942 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11943 dllexport if !TREE_PUBLIC.
11944 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11946 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11948 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11949 (avr_extra_arch_macro) Remove declatation.
11950 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11951 (avr_extra_arch_macro) Declare as static.
11952 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11954 2009-07-11 Jan Hubicka <jh@suse.cz>
11956 PR middle-end/48388
11957 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11959 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11962 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11963 cold_in_std_section bits.
11964 (dwarf2out_begin_prologue): Initialize them.
11965 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11966 if already covered by text_section or cold_text_section range.
11968 PR rtl-optimization/40667
11969 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11970 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11971 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11972 * config/i386/i386.c (ix86_minimum_alignment): New function.
11973 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11974 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11975 * emit-rtl.c (gen_reg_rtx): Likewise.
11976 * function.c (assign_parms): Likewise. If nominal_type needs
11977 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11978 rather than passed_type's alignment.
11981 * function.c (assign_parm_setup_stack): Adjust
11982 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11983 from nominal_mode on big endian.
11985 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11987 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11989 2009-07-10 DJ Delorie <dj@redhat.com>
11991 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11993 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11995 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11997 (thumb2_cbnz): Likewise.
11999 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12002 * config.gcc (supported_defaults): Add synci.
12003 (with_synci): Add validation.
12004 (all_defaults): Add synci.
12005 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12008 * config/mips/mips.opt (msynci): New option.
12009 * config/mips/mips.c (mips_override_options): Warn on use of
12010 -msynci for targets that do now support it.
12011 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12013 * gcc/doc/invoke.texi (-msynci): Document the new option.
12014 * doc/install.texi (--with-synci): Document the new option.
12016 2009-07-10 Richard Guenther <rguenther@suse.de>
12018 PR tree-optimization/40496
12019 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12020 the PHI result with a compatible type.
12022 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12026 * c.opt (Wunused-result): New.
12027 * doc/invoke.texi: Document it.
12028 * c-common.c (c_warn_unused_result): Use it.
12030 2009-07-09 DJ Delorie <dj@redhat.com>
12032 * targhooks.c (default_target_can_inline_p): Rename from
12033 default_target_option_can_inline_p.
12034 * targhooks.h (default_target_can_inline_p): Likewise.
12035 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12036 TARGET_OPTION_CAN_INLINE_P.
12037 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12038 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12039 (mep_target_can_inline_p): Rename from
12040 mep_target_option_can_inline_p.
12043 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12044 registers used to pass vectors.
12046 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12048 2009-07-09 Tom Tromey <tromey@redhat.com>
12050 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12051 * config/mmix/mmix.c: Include dwarf2.h.
12052 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12053 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12054 * config/sh/sh.c: Include dwarf2.h.
12055 * config/i386/i386.c: Include dwarf2.h.
12056 * Makefile.in (DWARF2_H): Remove 'elf'.
12057 * except.c: Include dwarf2.h.
12058 * unwind-dw2.c: Include dwarf2.h.
12059 * dwarf2out.c: Include dwarf2.h.
12060 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12061 * unwind-dw2-fde.c: Include dwarf2.h.
12062 * dwarf2asm.c: Include dwarf2.h.
12064 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12066 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12067 (max_issue): Use it.
12068 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12070 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12071 (region_sched_info): Update.
12072 * sched-ebb.c (ebb_sched_info): Update.
12073 * modulo-sched.c (sms_sched_info): Update.
12074 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12076 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12078 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12080 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12082 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12084 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12086 PR middle-end/40692
12087 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12088 arg1 with arg01 if arg1 is already INTEGER_CST.
12090 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12092 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12093 Transform (and (truncate)) into (truncate (and)).
12095 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12097 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12098 creating LHS paradoxical subregs. Fix surrounding returns to
12099 use NULL_RTX rather than 0.
12101 2009-07-08 DJ Delorie <dj@redhat.com>
12103 * config/mep/mep.c (mep_option_can_inline_p): New.
12104 (TARGET_OPTION_CAN_INLINE_P): Define.
12106 2009-07-08 Mark Wielaard <mjw@redhat.com>
12109 * dwarf2out.c (add_data_member_location_attribute): When we have
12110 only a constant offset don't emit a new location description using
12111 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12114 2009-07-08 Richard Henderson <rth@redhat.com>
12117 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12118 (enum reg_class): Add CLOBBERED_REGS.
12119 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12120 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12121 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12122 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12123 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12124 force 64-bit sibcalls into R11.
12125 * config/i386/constraints.md (U): New constraint.
12126 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12127 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12128 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12130 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12132 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12134 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12135 * ebitmap.h (dump_ebitmap): Ditto.
12136 * optabs.h (optab_libfunc): Ditto.
12137 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12138 * tree-flow.h (vect_can_force_dr_alignment_p,
12139 get_vectype_for_scalar_type): Ditto.
12140 (vectorize_loops): Move prototype to ...
12141 * tree-vectorizer.h: ... here. Also, adjust comment.
12142 (vect_set_verbosity_level): Remove duplicate prototype.
12143 * tree-ssa-loop.c: Include tree-vectorizer.h.
12144 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12146 2009-07-08 Nick Clifton <nickc@redhat.com>
12148 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12151 2009-07-08 DJ Delorie <dj@redhat.com>
12153 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12154 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12155 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12157 * config/mep/intrinsics.md: Regenerated.
12158 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12159 registers when asm() or calls are detected.
12161 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12164 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12166 * gimple (gimple_build_call_from_tree): Likewise.
12167 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12168 no_warning flag before warning.
12170 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12172 * tree.c (set_expr_locus): Remove.
12173 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12174 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12176 * gimplify.c (internal_get_tmp_var): Likewise.
12177 (gimplify_call_expr): Likewise.
12178 (gimplify_one_sizepos): Likewise.
12180 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12183 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12184 to variables for debugging purposes.
12186 2009-06-23 Mark Loeser <mark@halcy0n.com>
12189 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12191 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12193 * pretty-print.c (pp_base_format): Remove %J.
12194 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12195 gcc_cxxdiag_char_table): Likewise.
12196 (init_dynamic_diag_info): Likewise.
12198 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12200 * pretty-print.c (pp_base_format): Remove %H.
12201 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12202 gcc_cxxdiag_char_table): Likewise.
12203 (init_dynamic_diag_info): Likewise.
12204 * config/mep/mep.c (mep_select_section): Likewise.
12206 2009-07-07 Duncan Sands <baldrick@free.fr>
12208 * final.c (pass_clean_state): Give the pass a name.
12209 * passes.c (pass_rest_of_compilation): Likewise.
12210 * tree-optimize.c (pass_all_optimizations): Likewise.
12212 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12214 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12215 an extra 'decl' for error_at.
12217 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12219 PR middle-end/40669
12220 * tree-tailcall.c (adjust_return_value_with_ops,
12221 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12222 if it has complex or vector type.
12224 2009-07-07 Olivier Hainque <hainque@adacore.com>
12226 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12229 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12231 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12233 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12235 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12236 * c-decl.c: Likewise.
12237 * function.c: Likewise.
12238 * varasm.c: Likewise.
12239 * tree-ssa.c: Likewise.
12240 * c-common.c: Likewise.
12241 * tree-cfg.c: Likewise.
12242 * config/spu/spu.c: Likewise.
12243 * config/ia64/ia64.c: Likewise.
12244 * config/v850/v850.c: Likewise.
12246 2009-07-06 DJ Delorie <dj@redhat.com>
12248 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12249 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12250 unspecified accesses to control registers.
12251 * config/mep/intrinsics.md: Regenerate.
12252 * config/mep/intrinsics.h: Regenerate.
12253 * config/mep/mep-intrin.h: Regenerate.
12255 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12257 * c-lex.c: Replace %H by an explicit location. Update all calls.
12258 * c-common.c: Likewise.
12259 * c-decl.c: Likewise.
12260 * c-typeck.c: Likewise.
12261 * fold-const.c: Likewise.
12262 * gimplify.c: Likewise.
12263 * stmt.c: Likewise.
12264 * tree-cfg.c: Likewise.
12265 * tree-ssa-loop-niter.c: Likewise.
12266 * tree-vrp.c: Likewise.
12267 * value-prof.c: Likewise.
12269 2009-07-06 Diego Novillo <dnovillo@google.com>
12271 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12272 if it has one. Handle cases where VAR does not have an
12273 annotation or cfun is NULL.
12275 2009-07-06 Diego Novillo <dnovillo@google.com>
12277 * tree.c: Include debug.h.
12278 (initialize_tree_contains_struct): New.
12279 (init_ttree): Call it.
12280 (tree_node_structure_for_code): Factor out of ...
12281 (tree_node_structure): ... here.
12282 * treestruct.def (TS_PHI_NODE): Remove.
12283 (TS_GIMPLE_STATEMENT): Remove.
12285 2009-07-06 Diego Novillo <dnovillo@google.com>
12287 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12288 (debug_tree_chain): Handle cycles.
12290 2009-07-06 Nick Clifton <nickc@redhat.com>
12291 DJ Delorie <dj@redhat.com>
12293 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12294 __FMOVD_ENABLED__ is defined.
12296 (TARGET_FMOVD): Provide a default definition.
12297 (MASK_FMOVD): Likewise.
12298 (TARGET_CPU_CPP_BUILTINS): Define
12299 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12300 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12301 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12302 (split for DF load from memory into register): Also handle
12303 MEMs which consist of REG+DISP addressing.
12304 (split for DF store from register to memory): Likewise.
12305 (movsf_ie): Always use single fp_mode.
12306 * config/sh/sh.c (sh_override_options): Do not automatically
12307 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12308 that to the -mfmovd command line switch.
12309 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12310 (fldi_ok): Always allow.
12311 * config/sh/sh.opt (mfmovd): Remove this switch.
12312 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12314 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12315 Kaz Kojima <kkojima@gcc.gnu.org>
12317 PR rtl-optimization/30807
12318 * postreload.c (reload_combine): For every new use of REG_SUM,
12319 record the use of BASE.
12321 2009-07-06 Jan Hubicka <jh@suse.cz>
12323 * params.def: Revert my accidental commit at 2009-06-30.
12325 2009-07-04 Ian Lance Taylor <iant@google.com>
12328 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12330 (mingw_format_attribute_overrides): Likewise.
12332 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12335 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12336 don't check cfa.reg. Instead of cfa.indirect use
12337 fde && fde->drap_reg != INVALID_REGNUM test.
12339 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12341 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12343 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12346 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12348 2009-07-03 Richard Guenther <rguenther@suse.de>
12350 PR tree-optimization/40640
12351 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12354 2009-07-03 Jan Hubicka <jh@suse.cz>
12356 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12357 for size, reduce amount of inlining.
12359 2009-07-03 Richard Guenther <rguenther@suse.de>
12361 PR middle-end/34163
12362 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12363 if t +- x is known to not overflow and the conversion widens the
12365 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12367 2009-07-03 Jan Hubicka <jh@suse.cz>
12369 * ipa-pure-const.c (analyze): Update loop optimizer init.
12370 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12371 try_remove_empty_loop, remove_empty_loops): Remove.
12372 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12373 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12374 to mark regular loops as neccesary.
12375 (degenerate_phi_p): New function.
12376 (propagate_necessity, remove_dead_phis): Use it.
12377 (forward_edge_to_pdom): Likewise.
12378 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12379 virtual PHI nodes that became unreachable.
12380 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12381 * tree-flow.h (remove_empty_loops): Remove.
12382 * passes.c (init_optimization_passes): Remove.
12384 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12386 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12387 can_create_pseudo_p.
12388 (*fix_trunc<mode>_i387_1): Ditto.
12389 (*floathi<mode>2_1): Ditto.
12390 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12391 (*fistdi2_1): Ditto.
12392 (*fist<mode>2_1): Ditto.
12393 (frndintxf2_floor): Ditto.
12394 (*fist<mode>2_floor_1): Ditto.
12395 (frndintxf2_ceil): Ditto.
12396 (*fist<mode>2_ceil_1): Ditto.
12397 (frndintxf2_trunc): Ditto.
12398 (frndintxf2_mask_pm): Ditto.
12399 (fxam<mode>2_i387_with_temp): Ditto.
12400 * config/i386/sse.md (mulv16qi3): Ditto.
12401 (*sse2_mulv4si3): Ditto.
12403 (sse4_2_pcmpestr): Ditto.
12404 (sse4_2_pcmpistr): Ditto.
12406 2009-07-03 Jan Hubicka <jh@suse.cz>
12408 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12409 (mark_stmt_necessary): Set it.
12410 (mark_operand_necessary): Set it.
12411 (mark_control_dependent_edges_necessary): Set it.
12412 (mark_virtual_phi_result_for_renaming): New function.
12413 (get_live_post_dom): New function.
12414 (forward_edge_to_pdom): New function.
12415 (remove_dead_stmt): Fix handling of control dependences.
12416 (tree_dce_init): Init new bitmap.
12417 (tree_dce_done): Free it.
12419 2009-07-02 Richard Guenther <rguenther@suse.de>
12422 * tree-ssa-structalias.c (new_var_info): Initialize
12425 2009-07-02 Jan Hubicka <jh@suse.cz>
12427 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12430 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12432 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12433 instead of recomputing it. Adjust calls.
12434 (emit_store_flag): Adjust recursive calls.
12436 2009-07-02 Richard Guenther <rguenther@suse.de>
12438 * tree-ssa-live.c (remove_unused_locals): Do not remove
12440 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12441 of DECL_EXTERNAL for HEAP variables.
12442 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12443 HEAP variables. Do not adjust RESTRICT vars.
12444 (find_what_var_points_to): Nobody cares if something
12445 points to READONLY.
12447 2009-07-02 Ben Elliston <bje@au.ibm.com>
12449 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12450 pc_low and pc_high declarations to the top of the function.
12452 2009-07-01 DJ Delorie <dj@redhat.com>
12454 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12455 registers as fixed.
12456 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12457 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12458 unspecified accesses to control registers.
12459 * config/mep/intrinsics.md: Regenerate.
12460 * config/mep/intrinsics.h: Regenerate.
12461 * config/mep/mep-intrin.h: Regenerate.
12463 2009-07-01 Anthony Green <green@moxielogic.com>
12465 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12466 instruction when possible.
12467 (moxie_expand_prologue): Ditto. Also, save an instruction and
12468 some complexity by popping off of $r12 instead of $sp.
12469 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12472 2009-07-01 Richard Henderson <rth@redhat.com>
12475 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12476 contained no insns, reposition note before last insn.
12478 2009-07-01 Richard Henderson <rth@redhat.com>
12481 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12482 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12484 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12487 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12488 darwin9 for printing reg addresses with %y.
12490 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12492 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12493 truncation from operands in binary operations.
12495 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12498 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12499 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12500 subreg of op0 to the original op0.
12502 * expmed.c (store_bit_field_1): Use a temporary as the destination
12503 instead of a paradoxical subreg when we need to truncate the result.
12505 2009-07-01 DJ Delorie <dj@redhat.com>
12507 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12508 names to VLIW variants.
12509 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12510 * config/mep/intrinsics.md: Regenerate.
12511 * config/mep/intrinsics.h: Regenerate.
12512 * config/mep/mep-intrin.h: Regenerate.
12514 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12517 * jump.c (returnjump_p): Revert last patch.
12518 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12520 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12523 * pa.md (casesi32p): Use jump table label to determine the offset
12525 (casesi64p): Likewise.
12527 * pa.c (forward_branch_p): Return bool type. Use instruction
12528 addresses when available. Assert that INSN has a jump label.
12529 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12532 2009-07-01 Richard Guenther <rguenther@suse.de>
12534 PR tree-optimization/19831
12535 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12536 that only act as barriers do not make any previous stores necessary.
12537 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12538 HEAP variables global, do not add a constraint from nonlocal.
12539 (find_func_aliases): Handle escapes through return statements.
12540 (compute_points_to_sets): Make escaped HEAP variables global.
12542 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12545 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12546 after reducing a DImode cstore to SImode.
12548 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12550 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12551 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12553 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12555 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12556 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12558 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12559 and umod_optab if TARGET_BSD_DIVMOD.
12560 * config/vax/lib1funcs.asm: New file.
12561 * config/vax/t-linux: New file.
12562 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12564 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12567 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12568 to type arguments that have void type.
12571 * dwarf2out.c (gen_formal_parameter_die): Call
12572 equate_decl_number_to_die if node is different from origin.
12574 2009-06-30 Anthony Green <green@moxielogic.com>
12576 Clean up moxie port for --enable-build-with-cxx.
12577 * config/moxie/moxie.c (moxie_function_value): First two
12578 parameters are const_tree, not tree.
12579 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12580 (REG_CLASS_NAMES): Ditto.
12581 (REGNO_REG_CLASS): Ditto.
12582 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12583 (moxie_function_value): Fix constyness of arguments.
12585 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12587 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12588 finalize_size_functions before further processing.
12589 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
12590 (variable_size): Call self_referential_size on size expressions
12591 that contain a PLACEHOLDER_EXPR.
12592 (size_functions): New static variable.
12593 (copy_self_referential_tree_r): New static function.
12594 (self_referential_size): Likewise.
12595 (finalize_size_functions): New global function.
12596 * tree.c: Include tree-inline.h.
12597 (push_without_duplicates): New static function.
12598 (find_placeholder_in_expr): New global function.
12599 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12601 <tcc_expression>: Likewise.
12602 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12603 the call in the expression.
12604 * tree.h (finalize_size_functions): Declare.
12605 (find_placeholder_in_expr): Likewise.
12606 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12607 (substitute_placeholder_in_expr): Update comment.
12608 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12610 (copy_tree_body_r): Likewise.
12611 (copy_tree_body): New static function.
12612 (maybe_inline_call_in_expr): New global function.
12613 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12614 (maybe_inline_call_in_expr): Declare.
12615 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12616 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12619 2009-06-30 Richard Guenther <rguenther@suse.de>
12621 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12623 (propagate_necessity): Do not mark reaching defs of stores
12626 2009-06-30 Jan Hubicka <jh@suse.cz>
12628 * cfgloopanal.c (check_irred): Move into ...
12629 (mark_irreducible_loops): ... here; return true if ireducible
12631 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12632 (analyze_function): Try to prove loop finiteness.
12633 * cfgloop.h (mark_irreducible_loops): Update prototype.
12634 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12636 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12638 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12640 2009-06-30 Ira Rosen <irar@il.ibm.com>
12642 PR tree-optimization/40542
12643 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12646 2009-06-30 Martin Jambor <mjambor@suse.cz>
12648 PR tree-optimization/40582
12649 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12650 than useless_type_conversion_p.
12651 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12654 2009-06-30 Martin Jambor <mjambor@suse.cz>
12656 PR middle-end/40554
12657 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12659 2009-06-30 Richard Guenther <rguenther@suse.de>
12661 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12662 use ao_ref references.
12663 (walk_aliased_vdefs): Likewise.
12664 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12665 * tree-ssa-dce.c (struct ref_data): Remove.
12666 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12667 (mark_aliased_reaching_defs_necessary): Adjust.
12668 (mark_all_reaching_defs_necessary_1): Likewise.
12670 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12673 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12674 (emit_store_flag_1): Extract from emit_store_flag, adjust
12675 calls to (what now is) emit_cstore.
12676 (emit_store_flag): Call emit_store_flag_1 and also use it
12677 for what used to be recursive calls.
12679 2009-06-30 Wei Guozhi <carrot@google.com>
12682 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12683 if the target bb post dominates from bb.
12684 * config/i386/i386.c (memory_address_length): Check existence of base
12685 register before using it.
12687 2009-06-30 Nick Clifton <nickc@redhat.com>
12688 DJ Delorie <dj@redhat.com>
12690 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12691 __FMOVD_ENABLED__ is defined.
12693 (TARGET_FMOVD): Provide a default definition.
12694 (MASK_FMOVD): Likewise.
12695 (TARGET_CPU_CPP_BUILTINS): Define
12696 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12697 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12698 two fmov instructions depending upon whether TARGET_FMOVD is
12700 (split for DF load from memory into register): Also handle
12701 MEMs which consist of REG+DISP addressing.
12702 (split for DF store from register to memory): Likewise.
12703 * config/sh/sh.opt (mfmovd): Remove this switch.
12704 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12705 * config/sh/sh.c (sh_override_options): Do not automatically
12706 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12707 that to the -mfmovd command line switch.
12709 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12711 (fldi_ok): Always allow.
12712 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12714 2009-06-29 DJ Delorie <dj@redhat.com>
12716 * doc/install.texi (mep-x-elf): Correct chip's full name.
12718 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12720 * doc/extend.texi: Fix typo.
12722 2009-06-29 Tom Tromey <tromey@redhat.com>
12724 * dwarf2.h: Remove.
12725 * Makefile.in (DWARF2_H): New variable.
12726 (except.o): Use it.
12727 (dwarf2out.o): Likewise.
12728 (dwarf2asm.o): Likewise.
12729 * config/i386/t-i386: Use DWARF2_H.
12730 * except.c: Include elf/dwarf2.h.
12731 * unwind-dw2.c: Include elf/dwarf2.h.
12732 * dwarf2out.c: Include elf/dwarf2.h.
12733 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
12734 <dtprel>: New field.
12735 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
12736 (size_of_loc_descr): Likewise.
12737 (output_loc_operands_raw): Likewise.
12738 (output_loc_operands): Handle new dtprel field.
12739 (loc_checksum): Update.
12740 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
12741 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
12742 * unwind-dw2-fde.c: Include elf/dwarf2.h.
12743 * dwarf2asm.c: Include elf/dwarf2.h.
12744 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
12745 * config/mmix/mmix.c: Include elf/dwarf2.h.
12746 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
12747 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12748 * config/sh/sh.c: Include elf/dwarf2.h.
12749 * config/i386/i386.c: Include elf/dwarf2.h.
12751 2009-06-29 DJ Delorie <dj@redhat.com>
12753 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12755 * doc/extend.texi: Add MeP attributes and pragmas.
12756 * doc/invoke.text: Add MeP Options.
12757 * doc/contrib.texi: Add MeP contribution.
12758 * doc/md.texi: Add MeP constraints.
12759 * doc/install.texi: Add MeP target.
12761 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12763 * target.h (struct gcc_target): Add frame_pointer_required field.
12764 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12765 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12766 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12768 * reload1.c (update_eliminables): (Ditto.).
12769 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12770 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12771 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12773 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12775 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12776 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12777 (arm_frame_pointer_required): New function.
12779 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12780 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12781 (avr_frame_pointer_required_p): Declare as static.
12782 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12784 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12785 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12786 (bfin_frame_pointer_required): Make as static, change return type
12788 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12790 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12791 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12792 (cris_frame_pointer_required): New function.
12794 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12796 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12797 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12798 (fr30_frame_pointer_required): New function.
12800 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12801 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12802 (frv_frame_pointer_required): Make as static, change return type
12804 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12806 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12807 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12808 (ix86_frame_pointer_required): Make as static, change return type to
12810 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12812 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12813 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12815 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12817 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12819 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12821 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12822 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12823 (mips_frame_pointer_required): Make as static.
12824 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12826 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12827 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12828 (mmix_frame_pointer_required): Mew function.
12830 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12831 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12833 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12835 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12837 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12839 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12840 (CAN_ELIMINATE): Redefine.
12841 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12842 (sparc_frame_pointer_required): New function.
12843 (sparc_can_eliminate): New function.
12844 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12846 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12847 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12849 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12850 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12851 (xtensa_frame_pointer_required): Make as static, change return type
12853 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12856 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12858 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12859 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12860 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12861 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12862 (register_callback): Handle PLUGIN_START_UNIT.
12863 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12865 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12867 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12869 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12870 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12872 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12874 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12877 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12879 * doc/extend.texi (Additional Floating Types): __float128 is also
12880 supported on i386 targets.
12882 2009-06-29 Richard Guenther <rguenther@suse.de>
12884 PR middle-end/14187
12885 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12887 (pt_solutions_same_restrict_base): Declare.
12888 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12890 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12891 (make_constraint_from, make_copy_constraint): Move earlier.
12892 (make_constraint_from_heapvar): New function.
12893 (make_constraint_from_restrict): Likewise.
12894 (handle_lhs_call): Use it.
12895 (find_func_aliases): Use it to track conversions to restrict
12896 qualified pointers.
12897 (struct fieldoff): Add only_restrict_pointers flag.
12898 (push_fields_onto_fieldstack): Initialize it.
12899 (create_variable_info_for): Track global restrict qualified pointers.
12900 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12901 Track restrict qualified pointer arguments.
12902 (set_uids_in_ptset): Use varinfo is_global_var flag.
12903 (find_what_var_points_to): Set the vars_contains_restrict flag.
12904 Always create the points-to solution for sets including restrict tags.
12905 (pt_solutions_same_restrict_base): New function.
12906 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12907 qualified pointers use pt_solutions_same_restrict_base as
12908 additional source for disambiguation.
12910 2009-06-29 Richard Guenther <rguenther@suse.de>
12912 PR middle-end/38212
12913 * alias.c (find_base_decl): Remove.
12914 (get_deref_alias_set_1): Remove restrict handling.
12915 * c-common.c (c_apply_type_quals_to_decl): Do not set
12916 DECL_POINTER_ALIAS_SET.
12917 * gimplify.c (find_single_pointer_decl_1): Remove.
12918 (find_single_pointer_decl): Likewise.
12919 (internal_get_tmp_var): Remove restrict handling.
12920 (gimple_regimplify_operands): Likewise.
12921 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12922 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12923 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12924 * tree.c (restrict_base_for_decl): Remove.
12925 (init_ttree): Do not allocate it.
12926 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12927 LABEL_DECL_UID for label decls.
12928 (copy_node_stat): Do not copy restrict information.
12929 (decl_restrict_base_lookup): Remove.
12930 (decl_restrict_base_insert): Likewise.
12931 (print_restrict_base_statistics): Likewise.
12932 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12933 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12934 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12935 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12936 (LABEL_DECL_UID): Adjust.
12937 (DECL_BASED_ON_RESTRICT_P): Remove.
12938 (DECL_GET_RESTRICT_BASE): Likewise.
12939 (SET_DECL_RESTRICT_BASE): Likewise.
12940 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12942 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12943 instead of DECL_POINTER_ALIAS_SET.
12944 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12945 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12946 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12948 2009-06-29 Richard Guenther <rguenther@suse.de>
12950 PR tree-optimization/40579
12951 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12952 the IL to simplify has constants that overflowed.
12954 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12956 PR tree-optimization/40550
12957 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12958 vector_compute_type only when the size of vector_compute_type is
12959 less than the size of type.
12961 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12963 * fold-const.c (contains_label_1): Fix comments.
12964 (contains_label_p): Do not walk trees multiple time.
12966 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12968 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12969 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12970 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12971 ix86_fp_comparison_operator.
12972 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12973 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12974 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12975 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12976 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12977 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12978 (related splits): Change predicate to ix86_fp_comparison_operator.
12979 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12980 instead of ix86_fp_comparison_codes.
12981 (ix86_trivial_fp_comparison_operator,
12982 ix86_fp_comparison_operator): New.
12983 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12984 (ix86_expand_compare): Eliminate last two parameters.
12985 (ix86_fp_jump_nontrivial_p): Kill.
12986 * config/i386/i386.c (put_condition_code): Eliminate call to
12987 ix86_fp_comparison_codes and subsequent assertion.
12988 (ix86_fp_comparison_codes): Eliminate.
12989 (ix86_fp_swap_condition): New.
12990 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12991 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12992 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12993 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12994 and ix86_fp_swap_condition.
12995 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12996 Use ix86_fp_comparison_strategy.
12997 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12998 (ix86_fp_jump_nontrivial_p): Eliminate.
12999 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13000 call to ix86_expand_compare.
13001 (ix86_split_fp_branch, ix86_expand_setcc,
13002 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13003 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13005 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13007 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13008 related to jump_clobbers.
13009 * config/arm/arm.md (conds): Remove jump_clob case.
13010 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13011 splits): Change comparison_operator to arm_comparison_operator.
13012 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13015 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13017 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13018 condition for floating point modes.
13019 * expmed.c (emit_store_flag_1): Move here a bigger part
13020 of emit_store_flag.
13021 (emit_store_flag): Try swapping the condition for floating point
13023 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13025 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13027 * expr.c (expand_expr_real_1): Just use do_store_flag.
13028 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13029 emit_store_flag_force.
13030 * expmed.c (emit_store_flag_force): Copy here trick
13031 previously in expand_expr_real_1. Try reversing the comparison.
13032 (emit_store_flag_1): Work if target is NULL.
13033 (emit_store_flag): Work if target is NULL, using the result mode
13034 from the comparison. Use split_comparison, restructure final part
13035 to simplify conditionals.
13037 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13039 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13040 * dojump.c (do_jump): Change handling of floating-point
13041 ops to use just do_compare_and_jump.
13042 (split_comparison): New.
13043 (do_compare_rtx_and_jump): Add here logic coming previously
13044 in do_jump, using split_comparison.
13046 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13049 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13051 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13053 * tree-ssa-alias.c: Fix unintentional commit.
13055 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13057 * passes.c (execute_one_pass): Fix unintentional commit.
13059 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13061 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13062 (df_rd_local_compute, df_md_local_compute): Inline them.
13064 (df_md_scratch): New.
13065 (df_md_alloc, df_md_free): Allocate/free it.
13066 (df_md_local_compute): Only include live registers in init.
13067 (df_md_transfer_function): Prune the in-set computed by
13068 the confluence function, and the gen-set too.
13070 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13072 PR rtl-optimization/26854
13073 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13074 * df-problems.c (df_rd_add_problem): Fix comment.
13075 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13076 df_md_simulate_artificial_defs_at_top,
13077 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13078 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13079 df_md_transfer_function, df_md_init, df_md_confluence_0,
13080 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13081 problem_MD, df_md_add_problem): New.
13082 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13083 df_md_get_bb_info): New.
13084 (DF_LAST_PROBLEM_PLUS1): Adjust.
13086 * Makefile.in (fwprop.o): Include domwalk.h.
13087 * fwprop.c: Include domwalk.h.
13088 (reg_defs, reg_defs_stack): New.
13089 (bitmap_only_bit_between): Remove.
13090 (process_defs): New.
13091 (process_uses): Use reg_defs and local_md instead of
13092 bitmap_only_bit_between and local_rd.
13093 (single_def_use_enter_block): New, from build_single_def_use_links.
13094 (single_def_use_leave_block): New.
13095 (build_single_def_use_links): Remove code moved to
13096 single_def_use_enter_block, invoke domwalk.
13097 (use_killed_between): Adjust comment.
13099 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13101 * bitmap.h (bitmap_ior_and_into): New.
13102 * bitmap.c (bitmap_ior_and_into): New.
13104 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13106 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13107 before_dom_children_before_stmts and after_dom_children_after_stmts.
13108 Rename the two remaining callbacks to just before_dom_children and
13109 after_dom_children. Remove other GIMPLE statement walking bits.
13110 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13111 * graphite.c: Do not include domwalk.h.
13112 * tree-into-ssa.c (interesting_blocks): New global.
13113 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13114 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13115 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13116 now that they're not domwalk callbacks.
13117 (rewrite_initialize_block): Rename to...
13118 (rewrite_enter_block): ... this, place after called functions. Test
13119 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13120 (rewrite_finalize_block): Rename to...
13121 (rewrite_leave_block): ... this, place after called functions.
13122 (rewrite_update_init_block): Rename to...
13123 (rewrite_update_enter_block): ... this, place after called functions.
13124 Test interesting_blocks, call rewrite_update_stmt and
13125 rewrite_update_phi_arguments.
13126 (rewrite_update_fini_block): Rename to...
13127 (rewrite_leave_block): ... this, place after called functions.
13128 (rewrite_blocks): Remove last argument, simplify initialization of
13130 (mark_def_sites_initialize_block): Rename to...
13131 (mark_def_sites_block): ... this, call mark_def_sites.
13132 (mark_def_sites_blocks): Remove argument, simplify initialization of
13134 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13135 (update_ssa): Likewise.
13136 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13138 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13139 (dom_opt_initialize_block): Rename to...
13140 (dom_opt_enter_block): ... this, place after called functions. Walk
13141 statements here, inline propagate_to_outgoing_edges.
13142 (dom_opt_finalize_block): Rename to...
13143 (dom_opt_leave_block): ... this, place after called functions.
13144 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13146 (dse_enter_block, dse_record_phi): New.
13147 (dse_record_phis): Delete.
13148 (dse_finalize_block): Rename to...
13149 (dse_leave_block): ... this.
13150 (tree_ssa_dse): Simplify initialization of walk_data.
13151 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13152 Adjust initialization of walk_data.
13153 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13154 * tree-ssa-loop-phiopt.c (get_non_trapping):
13155 Adjust initialization of walk_data.
13156 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13157 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13158 it's not a domwalk callback.
13159 (uncprop_initialize_block): Rename to...
13160 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13161 (dse_finalize_block): Rename to...
13162 (dse_leave_block): ... this.
13163 (tree_ssa_uncprop): Simplify initialization of walk_data.
13164 * Makefile.in: Adjust dependencies.
13166 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13168 * arm.md (casesi): Fix test for Thumb1.
13169 (thumb1_casesi_internal_pic): Likewise.
13170 (thumb1_casesi_dispatch): Likewise.
13172 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13174 * config/arm/arm-cores.def: Added core cortex-m0.
13175 * config/arm/arm-tune.md: Regenerated.
13176 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13178 2009-06-26 DJ Delorie <dj@redhat.com>
13180 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13182 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13183 the scheduler doesn't tag jump insns.
13185 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13187 * c-decl.c (merge_decls): Re-indent.
13189 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13192 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13193 Special-case decimal float constants.
13195 2009-06-26 Richard Henderson <rth@redhat.com>
13197 * function.h (struct function): Add cannot_be_copied_reason,
13198 and cannot_be_copied_set.
13199 * tree-inline.c (has_label_address_in_static_1): Rename from
13200 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13201 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13202 don't set inline_forbidden_reason.
13203 (copy_forbidden): New function, split out of inline_forbidden_p.
13204 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13205 (inline_forbidden_p): Use copy_forbidden.
13206 (tree_versionable_function_p): Likewise.
13207 (inlinable_function_p): Merge into tree_inlinable_function_p.
13208 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13209 * ipa-cp.c (ipcp_versionable_function_p): New function.
13210 (ipcp_cloning_candidate_p): Use it.
13211 (ipcp_node_modifiable_p): Likewise.
13213 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13215 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13216 that is marked not to be inlined. Remove flag_mudflap use.
13217 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13218 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13220 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13223 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13224 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13226 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13228 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13230 (__mingwthr_remove_key_dtor): Likewise.
13232 2009-06-26 Richard Guenther <rguenther@suse.de>
13234 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13236 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13238 PR middle-end/40525
13239 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13240 try the non-cond_exec path also.
13242 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13245 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13246 (output_cbranch): Use new functions.
13247 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13250 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13251 Pat Haugen <pthaugen@us.ibm.com>
13252 Revital Eres <ERES@il.ibm.com>
13254 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13255 for %c error. Add %x support to print VSX registers as a unified
13256 register set, instead of separate float and altivec registers.
13257 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13258 %y case, and add support for VSX pre-modify addresses.
13259 (output_toc): Add assert for CONST containing an integer constant
13261 (rs6000_adjust_cost): Add POWER7 support.
13262 (insn_must_be_first_in_group): Ditto.
13263 (insn_must_be_last_in_group): Ditto.
13264 (rs6000_emit_popcount): Ditto.
13265 (rs6000_vector_mode_supported_p): Ditto.
13267 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13268 Change some of the functions called by macros to being called
13269 through a pointer, so debug functions can be inserted if
13270 -mdebug=addr or -mdebug=cost.
13271 (rs6000_preferred_reload_class_ptr): Ditto.
13272 (rs6000_secondary_reload_class_ptr): Ditto.
13273 (rs6000_secondary_memory_needed_ptr): Ditto.
13274 (rs6000_cannot_change_mode_class_ptr): Ditto.
13275 (rs6000_secondary_reload_inner): Ditto.
13276 (rs6000_legitimize_reload_address): Ditto.
13277 (rs6000_legitimize_reload_address_ptr): Ditto.
13278 (rs6000_mode_dependent_address): Ditto.
13279 (rs6000_mode_dependent_address_ptr): Ditto.
13281 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13282 function to return true if the mode allows reg + integer
13284 (virtual_stack_registers_memory_p): New function to return true if
13285 the address refers to a virtual stack register.
13286 (rs6000_legitimate_offset_address_p): Move code to say whether a
13287 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13289 (rs6000_legitimate_address_p): Add checks for modes that only can
13290 do reg+reg addressing. Start adding VSX support.
13291 (rs6000_legitimize_reload_address): Ditto.
13292 (rs6000_legitimize_address): Ditto.
13293 (rs6000_debug_legitimate_address_p): New debug functions for
13294 -mdebug=addr and -mdebug=cost.
13295 (rs6000_debug_rtx_costs): Ditto.
13296 (rs6000_debug_address_costs): Ditto.
13297 (rs6000_debug_adjust_cost): Ditto.
13298 (rs6000_debug_legitimize_address): Ditto.
13299 (rs6000_legitimize_reload_address_ptr): Point to call normal
13300 function or debug function. Make functions called via pointer
13302 (rs6000_mode_dependent_address_ptr): Ditto.
13303 (rs6000_secondary_reload_class_ptr): Ditto.
13304 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13305 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13306 into a friendlier error.
13307 (rs6000_init_builtins): Add initial VSX support.
13308 (rs6000_adjust_cost): Fix some spacing issues.
13310 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13311 (REG_CLASS_NAMES): Ditto.
13312 (REG_CLASS_CONTENTS): Ditto.
13313 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13314 pointer, to add -mdebug=addr support.
13315 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13316 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13317 -mdebug=addr support.
13318 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13319 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13320 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13322 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13324 (bswapsi*): Set attribute types for load/store. Add combiner
13325 patterns to eliminate zero extend on 64-bit.
13326 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13327 stdbrx if the hardware supports those instructions.
13329 2009-06-25 Ian Lance Taylor <iant@google.com>
13331 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13332 (Link Options): Document -static-libstdc++.
13334 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13337 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13338 DATA_ALIGNMENT instead.
13340 2009-06-25 Richard Guenther <rguenther@suse.de>
13342 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13343 indirect references against the callused/escaped solutions.
13344 (call_may_clobber_ref_p_1): Likewise.
13346 2009-06-25 Martin Jambor <mjambor@suse.cz>
13348 PR tree-optimization/40493
13349 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13350 (enum unscalarized_data_handling): New type.
13351 (handle_unscalarized_data_in_subtree): Return what has been done.
13352 (load_assign_lhs_subreplacements): Handle left flushes differently.
13353 (sra_modify_assign): Use unscalarized_data_handling, simplified
13354 condition determining whether to remove the statement.
13356 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13358 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13359 excerpt - @ should be doubled for texinfo.
13361 2009-06-24 Ian Lance Taylor <iant@google.com>
13363 * config/arc/arc.c: Include "df.h".
13364 (arc_attribute_table): Make static. Move higher in file.
13365 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13366 (output_shift): Initialize n later to avoid warning.
13367 * config/arm/arm.c (arm_attribute_table): Make static. Move
13369 * config/avr/avr.c (avr_attribute_table): Make static. Move
13371 (reg_class_tab): Change array type from int to enum reg_class.
13372 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13374 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13375 (lshrhi3_out): Likewise.
13376 (class_likely_spilled_p): Change return type to bool.
13377 (avr_rtx_costs): Use local code variable with enum type.
13378 * config/avr/avr.md (movmemhi): Use add_reg_note.
13379 (andhi3, andsi3): Don't use AS2 with "and".
13380 (iorhi3, iorsi3): Don't use AS2 with "or".
13381 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13382 * config/crx/crx.c: Include "df.h".
13383 (crx_attribute_table): Make static.
13384 * config/m32r/m32r.c: Include "df.h".
13385 (m32r_attribute_table): Make static. Move higher in file.
13386 (pop): Use add_reg_note.
13387 (block_move_call): Change 0 to LCT_NORMAL in function call.
13388 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13389 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13390 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13391 declare, not just when TREE_CODE is defined.
13392 * config/m68hc11/m68hc11.c: Include "expr.h".
13393 (m68hc11_attribute_table): Make static. Move higher in file.
13394 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13396 (m68hc11_register_indirect_p): Likewise.
13397 (m68hc11_function_arg_padding): Change return type to enum
13399 (emit_move_after_reload): Use add_reg_note.
13400 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13401 (m68hc11_split_logical): Likewise.
13402 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13404 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13405 to VOIDmode in function call.
13406 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13408 (m68hc11_split_logical): Update declaration.
13409 (m68hc11_function_arg_padding): Update declaration.
13410 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13411 to array of enum reg_class.
13412 (mcore_attribute_table): Make static. Move higher in file.
13413 (mcore_rtx_costs): Add cast to enum type.
13414 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13415 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13416 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13418 * config/sh/predicates.md (trapping_target_operand): Rename and to
13420 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13422 * config/spu/spu.c (spu_attribute_table): Make static. Move
13424 * config/v850/v850.c (v850_attribute_table): Make static. Move
13426 (v850_rtx_costs): Use local code with enum type.
13427 (expand_epilogue): Add cast.
13428 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13430 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13433 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13434 -m2a-single-only and -m2a-nofpu.
13435 * config/sh/sh.opt: Document m2a generates FPU code.
13437 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13439 * defaults.h (CAN_ELIMINATE): Provide default.
13440 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13441 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13442 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13443 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13444 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13445 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13446 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13447 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13448 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13449 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13451 2009-06-24 DJ Delorie <dj@redhat.com>
13453 * mep-ext-cop.cpu: Fix copyright notice.
13454 * mep-default: Fix copyright notice.
13455 * mep-core: Fix copyright notice.
13456 * mep: Fix copyright notice.
13457 * mep-ivc2: Fix copyright notice.
13458 * mep-c5: Fix copyright notice.
13460 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13462 * doc/contrib.texi (Contributors):
13464 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13466 PR middle-end/40501
13467 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13468 src and dst operands if necessary.
13470 2009-06-23 DJ Delorie <dj@redhat.com>
13473 * config.gcc: Add mep support.
13474 * recog.c: Resurrect validate_replace_rtx_subexp().
13475 * recog.h: Likewise.
13476 * config/mep/: Add new port:
13477 * config/mep/constraints.md: New file.
13478 * config/mep/default.h: New file.
13479 * config/mep/intrinsics.h: New file.
13480 * config/mep/intrinsics.md: New file.
13481 * config/mep/ivc2-template.h: New file.
13482 * config/mep/mep-c5.cpu: New file.
13483 * config/mep/mep-core.cpu: New file.
13484 * config/mep/mep-default.cpu: New file.
13485 * config/mep/mep-ext-cop.cpu: New file.
13486 * config/mep/mep-intrin.h: New file.
13487 * config/mep/mep-ivc2.cpu: New file.
13488 * config/mep/mep-lib1.asm: New file.
13489 * config/mep/mep-lib2.c: New file.
13490 * config/mep/mep-pragma.c: New file.
13491 * config/mep/mep-protos.h: New file.
13492 * config/mep/mep-tramp.c: New file.
13493 * config/mep/mep.c: New file.
13494 * config/mep/mep.cpu: New file.
13495 * config/mep/mep.h: New file.
13496 * config/mep/mep.md: New file.
13497 * config/mep/mep.opt: New file.
13498 * config/mep/predicates.md: New file.
13499 * config/mep/t-mep: New file.
13501 2009-06-23 Ian Lance Taylor <iant@google.com>
13503 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13504 from loose_warn into c_loose_warn and from strict_warn into
13505 c_strict_warn. Set and substitute warn_cxxflags. Check for
13506 --enable-build-with-cxx. Set and substitute
13507 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13508 * Makefile.in (CXXFLAGS): New variable.
13509 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13510 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13511 the default is the same as $(STRICT_WARN).
13512 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13513 (CXX): New variable.
13514 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13515 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13516 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13517 (HOST_LIBS): New variable.
13518 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13519 (ALL_CXXFLAGS): New variable.
13520 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13521 * doc/install.texi (Configuration): Document
13522 --enable-build-with-cxx, --with-stage1-ldflags,
13523 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13524 * configure: Rebuild.
13526 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13528 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13529 from previous commit.
13531 2009-06-23 Ian Lance Taylor <iant@google.com>
13533 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13535 2009-06-23 Ian Lance Taylor <iant@google.com>
13537 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13538 with ATTRIBUTE_UNUSED.
13540 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13541 Pat Haugen <pthaugen@us.ibm.com>
13542 Revital Eres <eres@il.ibm.com>
13544 * config.in (HAVE_AS_POPCNTD): Add default definition.
13545 (HAVE_AS_LWSYNC): Ditto.
13547 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13549 (gcc_cv_as_powerpc_cmpb): Ditto.
13550 (gcc_cv_as_powerpc_dfp): Ditto.
13551 (gcc_cv_as_powerpc_vsx): Ditto.
13552 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13553 supporting the popcntd/lwsync instructions.
13554 (gcc_cv_as_powerpc_lwsync): Ditto.
13555 * configure: Regenerate.
13557 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13558 -mcpu=native and -mcpu=power7.
13559 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13561 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13562 a variable instead of a mask to reduce the number of mask bits.
13563 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13564 (-mbit-word): Ditto.
13565 (-mregnames): Ditto.
13566 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13567 (-mfused-madd): Ditto.
13569 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13571 (-mvsx): New switch for VSX instructions.
13572 (-misel): Move from a variable to a mask to allow it to be set by
13575 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13576 function declaration to an array declaration.
13577 (rs6000_hard_regno_nregs): New external array declaration.
13579 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13580 files included by rs6000.md.
13582 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13583 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13585 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13587 (rs6000_debug_reg): New -mdebug= variables.
13588 (rs6000_debug_addr): Ditto.
13589 (rs6000_debug_cost): Ditto.
13590 (rs6000_pmode): New variable to hold Pmode.
13591 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
13592 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
13593 calculated at compiler start.
13594 (rs6000_hard_regno_nregs): Change function to an array which holds
13595 HARD_REGNO_NREGS calculated at compiler start.
13596 (rs6000_explicit_options): Delete isel field.
13597 (rs6000_vector_unit): New array to hold which vector unit
13598 supports arithmetic options for a given type.
13599 (rs6000_vector_mem): New array to hold which vector unit supports
13600 memory reference operations for a given type.
13601 (rs6000_vector_align): New array to given the alignment of each
13603 (power7_cost): New basic costs for power7.
13604 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13605 (rs6000_hard_regno_nregs_internal): New function, moved from
13606 HARD_REGNO_NREGS, to calculate the number of registers each hard
13607 register takes for each type.
13608 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13609 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13610 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13611 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13612 unit information here so it is calculated once at compiler startup
13614 (rs6000_override_options): Make -misel a target mask. Add more
13615 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13616 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13618 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13619 (rs6000_handle_option): Move -misel from variable to target mask.
13620 (rs6000_builtin_mask_for_load): Add VSX support.
13621 (rs6000_conditional_register_usage): Ditto.
13622 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13623 (function_arg_boundary): Ditto.
13624 (rs6000_expand_builtin): Ditto.
13625 (def_builtin): Make abort message a little friendlier.
13626 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13628 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13629 assembler support the popcntd instruction instead of a vsx
13630 instruction to enable power7 support.
13631 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13632 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13633 option to the assembler if -mcpu=native.
13634 (ASM_CPU_NATIVE_SPEC): Ditto.
13635 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13637 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13638 the lwsync instruction.
13639 (enum processor_type): Add PROCESSOR_POWER7.
13640 (rs6000_debug_reg): New -mdebug= options.
13641 (rs6000_debug_addr): Ditto.
13642 (rs6000_debug_cost): Ditto.
13643 (rs6000_isel): Delete.
13644 (enum rs6000_vector): New enum to say what vector unit we have.
13645 (VECTOR_UNIT_*): New macros to say which vector unit has
13646 arithmetic operations for a given type.
13647 (VECTOR_MEM_*): New macros to say which vector unit has memory
13648 operations for a given type.
13649 (TARGET_LDBRX): Whether the machine supports the ldbrx
13651 (TARGET_ISEL): Delete, -misel moved to be a mask.
13652 (TARGET_ISEL64): New macro for 64-bit isel support.
13653 (UNITS_PER_VSX_WORD): New macro.
13654 (POINTER_SIZE): Move to be an external variable, rather than
13655 calculating whether we are generating 32 ot 64-bit code.
13657 (STACK_BOUNDARY): Add VSX support.
13658 (LOCAL_ALIGNMENT): Ditto.
13659 (SLOW_UNALIGNED_ACCESS): Ditto.
13660 (VSX_REGNO_P): New macro for VSX support.
13661 (VFLOAT_REGNO_P): Ditto.
13662 (VINT_REGNO_P): Ditto.
13663 (VLOGICAL_REGNO_P): Ditto.
13664 (VSX_VECTOR_MODE): Ditto.
13665 (VSX_SCALAR_MODE): Ditto.
13667 (VSX_MOVE_MODE): Ditto.
13668 (VSX_REG_CLASS_P): Ditto.
13669 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13671 (UNITS_PER_SIMD_WORD): Add VSX support.
13672 (MODES_TIEABLE_P): Ditto.
13673 (STARTING_FRAME_OFFSET): Ditto.
13674 (STACK_DYNAMIC_OFFSET): Ditto.
13675 (EPILOGUE_USES): Ditto.
13676 (REGNO_REG_CLASS): Move to array lookup.
13677 (CLASS_MAX_NREGS): Ditto.
13678 (rs6000_vector_reg_class): Add declaration.
13679 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13680 overlap with the floating point and Altivec registers.
13682 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13684 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13685 give the appropriate asm switches if -mcpu=native.
13686 (host_detect_local_cpu): Add support for "asm".
13687 (host_detect_local_cpu): Follow GNU code guidelines for name.
13689 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13690 -mbit-word to a variable instead of being a target mask.
13692 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13693 emit the lwsync instruction instead of emitting the instruction as
13694 an integer constant.
13696 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13697 fixuns_trundfsi2, move expander into rs6000.md.
13699 * config/rs6000/rs6000.md (cpu): Add power7.
13700 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13701 (logical predicate patterns): Change the single instruction
13702 primitives that set CR0 to be fast_compare instead of compare.
13704 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13705 (popcntddi2): Ditto.
13706 (popcount<mode>): Ditto.
13707 (floating multiply/add insns): Name the floating point
13708 multiply/add insns.
13709 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13710 (isel_unsigned_<mode>): Ditto.
13711 (fixuns_trundfsi2): Move expander here from spe.md.
13712 (smindi3): Define if we have -misel on 64-bit systems.
13717 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13719 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13721 * config/avr/avr.c (avr_current_device): New variable.
13722 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13723 (avr_arch, mcu_type_s): Move to avr.h.
13724 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13725 default_data_section_start fields.
13726 (avr_arch): Moved from avr.c.
13727 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
13728 library_name fields.
13729 (avr_current_device, avr_mcu_types, avr_arch_types,
13730 avr_device_to_arch, avr_device_to_data_start,
13731 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
13732 (EXTRA_SPEC_FUNCTIONS): Define.
13733 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
13734 options mapping. Use device_to_arch and device_to_data_start insted.
13735 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
13736 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
13737 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
13738 * config/avr/driver-avr.c: New file.
13739 * config/avr/avr-devices.c: New file.
13741 2009-06-23 Jakub Jelinek <jakub@redhat.com>
13743 * var-tracking.c (unshare_variable): Force initialized to
13744 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
13745 (set_variable_part): Likewise.
13746 (struct variable_union_info): Remove pos_src field.
13747 (vui_vec, vui_allocated): New variables.
13748 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13749 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13750 == 1 use a simpler sorting algorithm. Compute pos field right
13751 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13752 Avoid quadratic comparison if !flag_var_tracking_uninit.
13753 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13754 unshare_variable unconditionally.
13755 (dataflow_set_different_2): Removed.
13756 (dataflow_set_different): Don't traverse second hash table.
13757 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13758 unconditionally to var_reg_set or var_mem_set.
13759 (emit_notes_in_bb): Likewise.
13760 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13762 (emit_note_insn_var_location): Don't set initialized to
13763 VAR_INIT_STATUS_INITIALIZED early.
13764 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13766 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13768 * tree-object-size.c (addr_object_size): Instead of checking
13769 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13770 are no FIELD_DECLs following it.
13772 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13774 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13775 order to match bswaps with signed source operands.
13777 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13779 * sdbout.c (sdbout_one_type): Fix braces in switch.
13781 2009-06-23 Richard Guenther <rguenther@suse.de>
13783 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13785 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13786 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13787 var_callused, callused_tree, var_storedanything, storedanything_tree,
13788 var_integer, integer_tree): Remove global variables.
13789 (new_var_info): Do not pass new id, append the new var to the
13790 global variable vector.
13791 (do_ds_constraint): Use is_global_var member of the variable-info.
13792 (new_scalar_tmp_constraint_exp): Adjust.
13793 (create_function_info_for): Likewise.
13794 (create_variable_info_for): Likewise.
13795 (find_what_var_points_to): Remove dead code.
13796 (init_base_vars): Simplify.
13797 (compute_points_to_sets): Adjust.
13799 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13801 * combine.c (try_combine): Dump information about the insns we're
13804 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13806 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13807 check when calling force_to_mode on TRUNCATE's operand.
13809 2009-06-22 Ian Lance Taylor <iant@google.com>
13811 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13813 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13815 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13817 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13819 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13820 override library linkage flags such as -static-libgcc or
13823 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13825 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13827 2009-06-22 Ian Lance Taylor <iant@google.com>
13829 * config/linux.opt: Put mglibc ahead of muclibc.
13831 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13832 for duplicate decls.
13834 2009-06-22 Matthias Klose <doko@ubuntu.com>
13836 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13838 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13841 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13842 instead of NULL if a parser error occurs.
13844 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13846 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13847 non-DWARF2_DEBUGGING_INFO version.
13849 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13851 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13852 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13854 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13855 (LIBGCC2_TF_CEXT): Define.
13858 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13861 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13863 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13865 * config/arm/arm.c (arm_override_options): Disable
13866 -mcaller-super-interworking and -mcallee-super-interworking.
13867 * doc/invoke.texi (ARM Options): Document this.
13869 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13871 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13872 * config/arm/constraints.md (j): New constraint for movw operands.
13873 (N): Remove thumb2 meaning.
13874 * config/arm/arm.md (*arm_movw): Delete.
13875 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13876 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13877 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13879 2009-06-22 Martin Jambor <mjambor@suse.cz>
13881 PR tree-optimization/40492
13882 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13883 build_ref_for_offset.
13885 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13887 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13888 JUMP_TABLE_DATA_P predicates where applicable.
13889 * auto-inc-dec.c: Ditto.
13890 * builtins.c: Ditto.
13891 * caller-save.c: Ditto.
13893 * cfgcleanup.c: Ditto.
13894 * cfglayout.c: Ditto.
13896 * combine.c: Ditto.
13897 * combine-stack-adj.c: Ditto.
13901 * df-scan.c: Ditto.
13903 * dwarf2asm.c: Ditto.
13904 * dwarf2out.c: Ditto.
13905 * emit-rtl.c: Ditto.
13911 * function.c: Ditto.
13914 * genpreds.c: Ditto.
13915 * genrecog.c: Ditto.
13917 * ira-costs.c: Ditto.
13918 * ira-lives.c: Ditto.
13920 * loop-iv.c: Ditto.
13921 * lower-subreg.c: Ditto.
13922 * modulo-sched.c: Ditto.
13924 * postreload.c: Ditto.
13925 * print-rtl.c: Ditto.
13927 * reginfo.c: Ditto.
13928 * regmove.c: Ditto.
13929 * reload1.c: Ditto.
13932 * rtlanal.c: Ditto.
13934 * sched-vis.c: Ditto.
13936 * sel-sched-ir.c: Ditto.
13937 * simplify-rtx.c: Ditto.
13938 * targhooks.c: Ditto.
13939 * var-tracking.c: Ditto.
13940 * vmsdbgout.c: Ditto.
13942 2009-06-22 Matthias Klose <doko@ubuntu.com>
13944 * Makefile.in (install-plugin): Always use DESTDIR.
13946 2009-06-22 Olivier Hainque <hainque@adacore.com>
13948 * config/pa/pa.c (output_call): Don't optimize post call jumps
13949 into return address adjustments if the call may throw.
13951 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13953 * arm.c (thumb1_output_casesi): New function.
13954 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13955 optimizing for size or PIC.
13956 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13957 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13958 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13959 (thumb1_casesi_internal_pic): New expand rule.
13960 (thumb1_casesi_dispatch): New pattern.
13961 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13963 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13964 in the text seciton when PIC or optimizing for size.
13965 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13966 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13967 preservation properties of code.
13968 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13969 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13970 (__gnu_thumb1_case_si): New function.
13971 * t-arm (LIB1ASMSRC): Define here.
13972 (LIB1ASMFUNCS): Add some common functions.
13973 * t-arm-elf (LIB1ASMSRC): Delete.
13974 (LIB1ASMFUNCS): Append to existing set.
13975 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13976 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13977 * t-symbian (LIB1ASMFUNCS): Likewise.
13978 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13979 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13981 2009-06-21 Richard Guenther <rguenther@suse.de>
13983 PR tree-optimization/38729
13984 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13985 to loops with a single exit if -fno-expensive-optimizations.
13987 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13989 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13990 (dataflow_set): Change vars type from htab_t to shared_hash.
13991 (shared_hash_pool, empty_shared_hash): New variables.
13992 (vars_clear): Removed.
13993 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13994 shared_hash_find_slot_unshare, shared_hash_find_slot,
13995 shared_hash_find_slot_noinsert, shared_hash_find): New
13997 (shared_hash_unshare, shared_hash_destroy): New functions.
13998 (unshare_variable): Unshare set->vars if shared, use
14000 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14001 (get_init_value, find_src_set_src, dump_dataflow_set,
14002 clobber_variable_part, emit_notes_for_differences): Use
14004 (dataflow_set_init): Remove second argument, set vars to
14005 empty_shared_hash instead of creating a new htab.
14006 (dataflow_set_clear): Call shared_hash_destroy and set vars
14007 to empty_shared_hash instead of calling vars_clear.
14008 (dataflow_set_copy): Don't call vars_copy, instead just share
14009 the src htab with dst.
14010 (variable_union): Use shared_hash_*, use initially NO_INSERT
14011 lookup if set->vars is shared. Don't keep slot cleared before
14012 calling unshare_variable. Unshare set->vars if needed.
14013 Even ->refcount == 1 vars must be unshared if set->vars is shared
14014 and var needs to be modified.
14015 (variable_canonicalize): New function.
14016 (dataflow_set_union): If dst->vars is empty, just share src->vars
14017 with dst->vars and traverse with variable_canonicalize to canonicalize
14018 and unshare what is needed.
14019 (dataflow_set_different): If old_set and new_set use the same shared
14020 htab, they aren't different. If number of htab elements is different,
14021 htabs are different. Use shared_hash_*.
14022 (dataflow_set_destroy): Call shared_hash_destroy instead of
14024 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14025 second argument to dataflow_set_init.
14026 (vt_initialize): Likewise. Initialize shared_hash_pool and
14027 empty_shared_hash, move bb in/out initialization afterwards.
14028 Use variable_htab_free instead of NULL as changed_variables del hook.
14029 (variable_was_changed): Change type of second argument to pointer to
14030 dataflow_set. When inserting var into changed_variables, bump
14031 refcount. Unshare set->vars if set is shared htab and slot needs to
14033 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14034 lookup if set->vars is shared. Unshare set->vars if needed.
14035 Even ->refcount == 1 vars must be unshared if set->vars is shared
14036 and var needs to be modified. Adjust variable_was_changed caller.
14037 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14038 vars must be unshared if set->vars is shared and var needs to be
14039 modified. Adjust variable_was_changed caller.
14040 (emit_note_insn_var_location): Don't pool_free var.
14041 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14043 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14044 free_alloc_pool on shared_hash_pool.
14046 2009-06-20 Anthony Green <green@moxielogic.com>
14048 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14049 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14051 2009-06-20 Richard Guenther <rguenther@suse.de>
14053 * tree-ssa-structalias.c (find_func_aliases): For memset use
14054 a constraint from NULL if we memset to zero.
14055 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14056 we explicitly handle that do not read from memory.
14057 (call_may_clobber_ref_p_1): Properly handle builtins that may
14060 2009-06-20 Richard Guenther <rguenther@suse.de>
14062 PR tree-optimization/40495
14063 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14064 (new_scalar_tmp_constraint_exp): New function.
14065 (process_constraint): Do not create temporary decls.
14066 (process_all_all_constraints): Likewise.
14067 (handle_const_call): Likewise.
14068 (create_function_info_for): Do not set decl.
14070 2009-06-19 Ian Lance Taylor <iant@google.com>
14072 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14073 (rs6000_attribute_table): Make static; move before use.
14075 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14077 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14078 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14079 Propagate the TREE_READONLY flag without overwriting it.
14080 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14081 Propagate the TREE_READONLY flag onto the result.
14082 (process_call_operands): Move around. Use correct constant value.
14084 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14087 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14088 * config/arm/arm.md: Likewise.
14090 2009-06-19 Ian Lance Taylor <iant@google.com>
14092 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14093 to GIMPLE_ERROR_MARK.
14095 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14096 op2_original_type parameters. Warn about using different enum types.
14097 * c-parser.c (c_parser_conditional_expression): Pass original
14098 types to build_conditional_expr.
14099 * c-tree.h (build_conditional_expr): Update declaration.
14101 2009-06-19 Ian Lance Taylor <iant@google.com>
14103 * config/i386/i386.c (ix86_function_specific_save): Test that
14104 fields match values, rather than testing the values are in a
14107 2009-06-19 Richard Guenther <rguenther@suse.de>
14109 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14110 ADDR_EXPR pointers.
14111 (ptr_derefs_may_alias_p): Likewise.
14112 (ptr_deref_may_alias_ref_p_1): New function.
14113 (ptr_deref_may_alias_ref_p): Likewise.
14114 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14115 covered by looking at the ESCAPED solution.
14116 (call_may_clobber_ref_p_1): Likewise.
14117 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14118 Handle NULL_TREE offset. Do not produce redundant constraints.
14119 (process_all_all_constraints): New helper function.
14120 (do_structure_copy): Use it.
14121 (handle_lhs_call): Likewise.
14122 (find_func_aliases): Handle some builtins with pointer arguments
14123 and/or return values explicitly.
14125 2009-06-19 Ian Lance Taylor <iant@google.com>
14127 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14129 2009-06-19 Ian Lance Taylor <iant@google.com>
14131 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14133 2009-06-19 Ian Lance Taylor <iant@google.com>
14135 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14136 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14139 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14140 uninitialized const.
14142 2009-06-19 Ian Lance Taylor <iant@google.com>
14144 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14147 * c-decl.c (in_struct, struct_types): Remove.
14148 (struct c_binding): Add in_struct field.
14149 (c_binding_ptr): Define type, along with VEC.
14150 (struct c_struct_parse_info): Define.
14151 (struct_parse_info): New static variable.
14152 (bind): Initialize in_struct field.
14153 (start_struct): Remove enclosing_in_struct and
14154 enclosing_struct_types parameters. Add
14155 enclosing_struct_parse_info parameter. Change all callers. Set
14156 struct_parse_info rather than in_struct and struct_types.
14157 (grokfield): If -Wc++-compat and there is a symbol binding for the
14158 field name, set the in_struct flag and push it on the
14159 struct_parse_info->fields vector.
14160 (warn_cxx_compat_finish_struct): New static function.
14161 (finish_struct): Remove enclosing_in_struct and
14162 enclosing_struct_types parameters. Add
14163 enclosing_struct_parse_info parameter. Change all callers. Don't
14164 set C_TYPE_DEFINED_IN_STRUCT here. Call
14165 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14166 parameter. Only push on struct_types if warn_cxx_compat.
14167 (finish_enum): Only push on struct_types if warn_cxx_compat.
14168 (declspecs_add_type): Add loc parameter. Change all callers.
14169 Change all error calls to error_at. Pass loc, not input_location,
14170 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14171 defined in a struct. If -Wc++-compat and parsing a struct, record
14172 that a typedef name was used.
14173 * c-parser.c (c_parser_declspecs): Get location to pass to
14174 declspecs_add_type.
14175 (c_parser_struct_or_union_specifier): Update calls to start_struct
14177 * c-tree.h (struct c_struct_parse_info): Declare.
14178 (finish_struct, start_struct): Update declarations.
14179 (declspecs_add_type): Update declaration.
14181 2009-06-19 Ian Lance Taylor <iant@google.com>
14183 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14184 variable with an anonymous type.
14186 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14188 * see.c: Remove for real.
14190 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14192 * optabs.h (enum optab_index): Add new OTI_significand.
14193 (significand_optab): Define corresponding macro.
14194 * optabs.c (init_optabs): Initialize significand_optab.
14195 * genopinit.c (optabs): Implement significand_optab using
14196 significand?f2 patterns.
14197 * builtins.c (expand_builtin_mathfn): Handle
14198 BUILT_IN_SIGNIFICAND{,F,L}.
14199 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14200 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14202 * config/i386/i386.md (significandxf2, significand<mode>2): New
14203 expanders to implement significandf, significand and significandl
14204 built-ins as inline x87 intrinsics.
14206 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14208 * config/avr/avr.c (avr_override_options): Remove setting value of
14209 PARAM_INLINE_CALL_COST.
14211 2009-06-18 Richard Henderson <rth@redhat.com>
14214 * tree-pass.h (TDF_ASMNAME): New.
14215 * tree-dump.c (dump_options): Add asmname.
14216 * doc/invoke.texi: Document it.
14218 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14219 (dump_decl_name): ...here.
14220 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14221 (dump_generic_node): Update dump_function_name calls.
14222 (print_call_name): New flags arg; update all dump calls.
14223 * diagnostic.h (print_call_name): Update.
14224 * gimple-pretty-print.c (dump_gimple_call): Update.
14226 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14229 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14231 2009-06-18 Diego Novillo <dnovillo@google.com>
14233 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14234 * plugin.c (str_license): Declare.
14235 (try_init_one_plugin): Assert that the symbol
14236 'plugin_is_GPL_compatible' exists.
14238 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14241 * Makefile.in (OBJS-common): Remove see.o.
14243 * common.opt (fsee): Mark as preserved for backward compatibility.
14244 * opts.c (common_handle_option): Add OPT_fsee to the backward
14245 compatibility section.
14246 * passes.c (init_optimization_passes, pass_see): Remove pass.
14247 * timevar.def (TV_SEE): Remove.
14248 * tree-pass.h (pass_see): Remove declaration.
14249 * doc/invoke.texi (-fsee): Remove documentation.
14251 2009-06-18 Martin Jambor <mjambor@suse.cz>
14253 * tree-sra.c: Include statistics.h
14254 (sra_stats): New variable.
14255 (sra_initialize): Clear sra_stats.
14256 (create_access_replacement): Increment sra_stats.replacements.
14257 (get_access_replacement): Do not return twice.
14258 (analyze_all_variable_accesses): Increment statistics counter by the
14259 number of scalarized aggregates.
14260 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14261 (sra_modify_expr): Increment sra_stats.exprs.
14262 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14263 (sra_modify_assign): Increment sra_stats.exprs,
14264 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14265 (perform_intra_sra): Update statistics counters.
14266 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14268 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14270 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14271 (arm_scalar_mode_supported_p): New function.
14273 2009-06-18 Paul Brook <paul@codesourcery.com>
14274 Sandra Loosemore <sandra@codesourcery.com>
14276 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14277 (__extendhfsf2, __truncsfhf2): Define.
14278 * config/arm/fp16.c: New file.
14279 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14280 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14282 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14284 * doc/extend.texi (Half-Precision): New section.
14285 * doc/invoke.texi (Option Summary): List -mfp16-format.
14286 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14287 * config/arm/arm.opt (mfp16-format=): New.
14288 * config/arm/arm.c: Include intl.h.
14289 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14290 (TARGET_INVALID_RETURN_TYPE): Redefine.
14291 (TARGET_PROMOTED_TYPE): Redefine.
14292 (TARGET_CONVERT_TO_TYPE): Redefine.
14293 (arm_fp16_format): Define.
14294 (all_fpus): Add entry for neon-fp16.
14295 (fp_model_for_fpu): Likewise.
14296 (struct fp16_format): Declare.
14297 (all_fp16_formats): Define.
14298 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14300 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14302 (arm_legitimate_index_p): Treat HFmode like HImode.
14303 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14304 (coproc_secondary_reload_class): Special-case HFmode.
14305 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14306 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14307 (arm_init_fp16_builtins): New.
14308 (arm_init_builtins): Call it.
14309 (arm_invalid_parameter_type): New.
14310 (arm_invalid_return_type): New.
14311 (arm_promoted_type): New.
14312 (arm_convert_to_type).
14313 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14315 (arm_emit_fp16_const): New function.
14316 (arm_mangle_type): Mangle __fp16 as "Dh".
14317 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14319 (TARGET_NEON_FP16): New.
14320 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14321 (enum fputype): Add FPUTYPE_NEON_FP16.
14322 (enum arm_fp16_format_type): Declare.
14323 (arm_fp16_format): Declare.
14324 (LARGEST_EXPONENT_IS_NORMAL): Define.
14325 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14326 * config/arm/arm-modes.def (HFmode): Define.
14327 * config/arm/vfp.md (*movhf_vfp): New.
14328 (extendhfsf2): New.
14330 * config/arm/arm.md (fpu): Add neon_fp16.
14331 (floatsihf2, floatdihf2): New.
14332 (fix_trunchfsi2, fix_trunchfdi2): New.
14334 (extendhfdf2): New.
14336 (*arm32_movhf): New.
14337 (*thumb1_movhf): New.
14338 (consttable_2): Add check for HFmode constants.
14339 (consttable_4): Handle HFmode constants.
14341 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14343 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14345 2009-06-17 Olivier Hainque <hainque@adacore.com>
14347 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14348 const char ** conversion in AIX specific section.
14350 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14352 * config/i386/i386.c (ix86_special_builtin_type): Remove
14353 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14354 (bdesc_special_args): Updated.
14355 (ix86_init_mmx_sse_builtins): Likewise.
14356 (ix86_expand_special_args_builtin): Likewise.
14358 2009-06-17 Richard Henderson <rth@redhat.com>
14360 * tree-pretty-print.c (maybe_dump_asm_name): New.
14361 (dump_decl_name): Use it.
14362 (PRINT_FUNCTION_NAME): Merge into...
14363 (dump_function_name): ... here. Use maybe_dump_asm_name.
14365 2009-06-17 Cary Coutant <ccoutant@google.com>
14367 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14369 * debug.c (struct gcc_debug_hooks): Change placeholder for
14371 (debug_nothing_int_charstar_int): Replaced by...
14372 (debug_nothing_int_charstar_int_bool): ...this.
14373 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14374 source_line prototype.
14375 (debug_nothing_int_charstar_int): Replaced by...
14376 (debug_nothing_int_charstar_int_bool): ...this.
14377 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14378 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14379 Output is_stmt operand when necessary.
14380 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14381 (notice_source_line): Add is_stmt parameter.
14382 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14383 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14385 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14386 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14388 2009-06-17 Ian Lance Taylor <iant@google.com>
14390 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14392 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14395 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14397 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14398 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14399 tree_strip_sign_nop_conversions and
14400 tree_ssa_strip_useless_type_conversions rather than stripping
14401 the operations here.
14402 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14404 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14405 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14406 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14407 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14410 2009-06-17 Michael Eager <eager@eagercon.com>
14412 * config/rs6000/constraints.md (register_constraint "d"): New.
14413 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14414 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14415 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14416 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14417 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14418 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14419 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14420 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14421 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14422 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14424 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14425 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14426 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14427 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14428 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14429 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14430 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14431 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14432 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14433 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14434 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14435 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14436 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14437 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14439 2009-06-16 Ian Lance Taylor <iant@google.com>
14441 * profile.c (total_num_never_executed): Don't define.
14442 (compute_branch_probabilities): Don't count or print
14443 num_never_executed.
14444 (init_branch_prob): Don't set total_num_never_executed.
14445 (end_branch_prob): Don't print total_num_never_executed.
14447 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14449 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14451 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14453 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14454 (nabstd2_fpr): Same.
14456 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14458 * expr.c (expand_assignment): Change complex type check.
14460 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14462 * doc/plugins.texi (Building GCC plugins): Added new section.
14464 2009-06-17 Ian Lance Taylor <iant@google.com>
14466 * c-pch.c (get_ident): Don't set size of templ array.
14467 (pch_init): Don't set size of partial_pch array.
14469 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14470 string constant to intialize an array whose size is the length of
14473 2009-06-17 Richard Guenther <rguenther@suse.de>
14475 PR tree-optimization/40389
14476 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14477 to addressable types.
14478 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14480 2009-06-17 Richard Guenther <rguenther@suse.de>
14482 PR middle-end/40460
14483 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14484 if there is no evolution of left in the loop bail out.
14485 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14486 chrec_fold_multiply.
14488 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14489 Janis Johnson <janis187@us.ibm.com>
14492 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14493 for the symbol ref of a constant that is the source of a move
14494 - nor for any other not-obvious-label-ref constants.
14496 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14498 * plugin.c (position_pass): Skip newly inserted pass during list
14499 traversal to avoid repeated insertion.
14501 2009-06-16 Ian Lance Taylor <iant@google.com>
14503 * vec.h (VEC_stack_alloc): Define different version if
14504 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14505 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14506 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14507 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14509 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14511 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14513 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14514 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14515 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14516 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14517 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14518 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14519 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14520 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14521 __builtin_ia32_rdtscp.
14522 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14523 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14524 and __builtin_ia32_rorhi.
14525 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14526 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14527 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14528 (ix86_expand_args_builtin): Likewise.
14529 (ix86_expand_special_args_builtin): Likewise.
14531 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14532 (UNSPECV_RDTSC): Likewise.
14533 (UNSPECV_RDPMC): Likewise.
14534 (*bsr): Renamed to ...
14536 (*bsr_rex64): Renamed to ...
14539 (*rdpmc): Likewise.
14540 (*rdpmc_rex64): Likewise.
14542 (*rdtsc): Likewise.
14543 (*rdtsc_rex64): Likewise.
14544 (rdtscp): Likewise.
14545 (*rdtscp): Likewise.
14546 (*rdtscp_rex64): Likewise.
14548 * config/i386/ia32intrin.h: New.
14550 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14552 2009-06-16 Ian Lance Taylor <iant@google.com>
14554 * ira-build.c (copy_info_to_removed_store_destinations):
14555 Initialize parent_a.
14557 2009-06-16 Ian Lance Taylor <iant@google.com>
14559 * c-decl.c (grokdeclarator): Change size_varies to bool.
14561 2009-06-16 Ian Lance Taylor <iant@google.com>
14563 * sel-sched.c: Make forward declarations of move_op_hooks and
14564 fur_hooks explicitly extern.
14566 2009-06-16 Ian Lance Taylor <iant@google.com>
14568 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14569 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14571 2009-06-16 Ian Lance Taylor <iant@google.com>
14573 * resource.c (mark_referenced_resources): Change
14574 include_delayed_effects parameter to bool. Change all callers.
14575 (mark_end_of_function_resources): Likewise.
14576 * reorg.c (insn_references_resource_p): Likewise.
14577 (insn_sets_resource_p): Likewise.
14578 * resource.h (mark_referenced_resources): Update declaration.
14579 (mark_end_of_function_resources): Update declaration.
14581 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14583 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14585 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14587 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14588 GCC can bootstrap on AIX with GNU Binutils 2.20.
14590 2009-06-16 Ian Lance Taylor <iant@google.com>
14592 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14594 2009-06-16 Ian Lance Taylor <iant@google.com>
14596 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14597 inline, not extern inline.
14598 (exact_log2): Likewise.
14599 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14601 (exact_log2): Likewise, but don't test CTZ_HWI.
14603 2009-06-16 Ian Lance Taylor <iant@google.com>
14605 * bitmap.c (bitmap_clear): Don't declare as inline.
14606 * gimple.c (gimplify_assign): Likewise.
14607 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14608 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14609 (sched_scan_info): Remove duplicate definition.
14611 2009-06-16 Ian Lance Taylor <iant@google.com>
14613 * c-common.c (skip_evaluation): Don't define.
14614 (c_inhibit_evaluation_warnings): Define global variable.
14615 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14616 than skip_evaluation.
14617 (convert_and_check, warn_for_div_by_zero): Likewise.
14618 * c-common.h (skip_evaluation): Don't declare.
14619 (c_inhibit_evaluation_warnings): Declare.
14620 * c-parser.c (c_parser_typeof_specifier): Set
14621 c_inhibit_evaluation_warnings rather than skip_evaluation.
14622 (c_parser_conditional_expression): Likewise.
14623 (c_parser_binary_expression): Likewise.
14624 (c_parser_sizeof_expression): Likewise.
14625 (c_parser_alignof_expression): Likewise.
14626 * c-typeck.c (build_indirect_ref): Check
14627 c_inhibit_evaluation_warnings rather than skip_evaluation.
14628 (build_conditional_expr, build_binary_op): Likewise.
14630 2009-06-16 Richard Guenther <rguenther@suse.de>
14632 * tree-ssa-alias.c (is_escape_site): Remove.
14633 * tree-ssa-alias.h (enum escape_type): Remove.
14634 (is_escape_site): Likewise.
14635 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14636 via casts and asms without deferring to is_escape_site.
14638 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14640 PR middle-end/40446
14641 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14642 use gen_lowpart if op0 has complex mode.
14644 2009-06-16 Richard Guenther <rguenther@suse.de>
14646 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14647 variables add them to ESCAPED.
14648 (find_func_aliases): Do not make all indirectly stored values escaped.
14650 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14652 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14653 make_decl_one_only.
14655 2009-06-16 Martin Jambor <mjambor@suse.cz>
14657 PR tree-optimization/40432
14658 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14659 check whether we need to force gimple register operand.
14661 2009-06-16 Martin Jambor <mjambor@suse.cz>
14663 PR tree-optimization/40413
14664 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14665 build_ref_for_offset.
14666 (propagate_subacesses_accross_link): Fix a typo in a comment.
14668 2009-06-16 Ira Rosen <irar@il.ibm.com>
14670 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14671 with additional parameter.
14672 * tree-vectorizer.h (enum vect_def_type): Add new value
14674 (enum vect_relevant): Add comments.
14675 (vect_is_simple_reduction): Add new argument.
14676 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
14677 Detect nested cycles.
14678 (vect_is_simple_reduction): Update documentation, add an argument to
14679 distinguish inner-loop reduction from nested cycle, detect nested
14680 cycles, fix printings and indentation, don't swap operands in case
14682 (get_initial_def_for_reduction): Handle subtraction.
14683 (vect_create_epilog_for_reduction): Add new argument to specify
14684 reduction variable.
14685 (vect_finalize_reduction): Handle subtraction, fix comments.
14686 (vectorizable_reduction): Handle nested cycles. In case of nested
14687 cycle keep track of the reduction variable position. Call
14688 vect_is_simple_reduction with additional parameter. Use original
14689 statement code in reduction epilogue for nested cycle. Call
14690 vect_create_epilog_for_reduction with additional parameter.
14691 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14692 inner-loop vectorization.
14693 (vect_recog_widen_sum_pattern): Likewise.
14694 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14696 (vect_mark_stmts_to_be_vectorized): Likewise.
14697 (vect_get_vec_def_for_operand): Handle nested cycles.
14699 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14701 * doc/invoke.texi (Debugging Options): Fix option index entries
14702 for -fdump-statistics, -frandom-seed add entries for
14703 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14704 (FRV Options): Fix entries for -mTLS, -mtls.
14705 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14706 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14707 (M68hc1x Options): Fix @itemx for -mnominmax.
14708 (MCore Options): Fix entry for -mno-lsim.
14709 (MMIX Options): Fix entry for -mabi=mmixware.
14710 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14712 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14714 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14715 Mention the plugin mode of gengtype.
14716 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14717 * gengtype.c: Updated copyright.
14718 (plugin_files, nb_plugin_files) Added new static variables.
14719 (measure_input_list) Care about plugin_files.
14720 (write_rtx_next): Added early return in plugin mode.
14721 (create_file): Updated copyright year in generated file. Added
14723 (oprintf): Added early return if NULL outf.
14724 (get_output_file_with_visibility): Care of plugin_files.
14725 (get_output_file_name): May return null.
14726 (write_local): Added early return.
14727 (put_mangled_filename): Ditto.
14728 (finish_root_table): Added check for base_files.
14729 (write_roots): Care about null when plugins.
14730 (main): Added plugin mode.
14732 2009-06-15 Ian Lance Taylor <iant@google.com>
14734 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
14735 * gcov.c (read_count_file): Add braces around variables declared
14738 * c.opt (Wjump-misses-init): New warning.
14739 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
14740 -Wall and -Wc++-compat if not already set.
14741 (c_common_post_options): Clear warn_jump_misses_init if it was not
14743 * c-decl.c (struct c_binding): Change type field to a union with
14744 new label field. Make it the first field in the struct. Update
14745 references to type to use u.type instead.
14746 (struct c_spot_bindings): Define.
14747 (struct c_goto_bindings): Define.
14748 (c_goto_bindings_p): Define, along with VECs.
14749 (struct c_label_vars): Define.
14750 (struct c_scope): Add has_label_bindings field.
14751 (bind_label, set_spot_bindings): New static functions.
14752 (decl_jump_unsafe, update_spot_bindings): New static functions.
14753 (update_label_decls): New static function.
14754 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14755 Update binding u.label field to shadowed field.
14756 (c_binding_start_stmt_expr): New function.
14757 (c_binding_end_stmt_expr): New function.
14758 (pushdecl): Don't call c_begin_vm_scope.
14759 (make_label): Add defining and p_label_vars parameters. Change
14761 (lookup_label): Correct test for whether a label has not yet been
14762 defined. Call bind_label rather than bind.
14763 (warn_about_goto): New static function.
14764 (lookup_label_for_goto): New function.
14765 (declare_label): Call bind_label rather than bind.
14766 (check_earlier_gotos): New static function.
14767 (define_label): Don't give errors about jumping into statement
14768 expressions or scopes of variably modified types. Call
14769 set_spot_bindings and check_earlier_gotos. Call bind_label
14770 instead of bind. Don't set label_context_stack_se or
14771 label_context_stack_vm.
14772 (c_get_switch_bindings): New function.
14773 (c_release_switch_bindings): New function.
14774 (c_check_switch_jump_warnings): New function.
14775 (start_function): Don't set label_context_stack_se or
14776 label_context_stack_vm.
14777 (finish_function): Likewise.
14778 * c-typeck.c (label_context_stack_se): Don't define.
14779 (label_context_stack_vm): Don't define.
14780 (c_finish_goto_label): Call lookup_label_for_goto rather than
14781 lookup_label. Don't give errors about jumping into a statement
14782 expression or the scope of a variably modified type. Don't set
14783 label_context_stack_se or label_context_stack_vm.
14784 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14785 fields. Add bindings field.
14786 (c_start_case): Don't set deleted fields. Set bindings field.
14787 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14788 or blocked_vm. Call c_check_switch_jump_warnings.
14789 (c_finish_case): Don't test blocked_stmt_expr field. Call
14790 c_release_switch_bindings.
14791 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14792 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14793 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14794 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14795 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14796 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14797 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14798 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14799 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14800 (C_DECL_UNJUMPABLE_VM): Don't define.
14801 (C_DECL_UNDEFINABLE_VM): Don't define.
14802 (struct c_label_list): Don't define.
14803 (struct c_label_context_se): Don't define.
14804 (struct c_label_context_vm): Don't define.
14805 (struct c_spot_bindings): Declare.
14806 (c_bindings_start_stmt_expr): Declare.
14807 (c_bindings_end_stmt_expr): Declare.
14808 (lookup_label_for_goto): Declare.
14809 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14810 (c_check_switch_jump_warnings): Declare.
14811 (label_context_stack_se, label_context_stack_vm): Don't declare.
14812 (c_finish_goto_label): Update declaration.
14813 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14814 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14815 (Warning Options): Document -Wjump-misses-init.
14817 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14819 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14822 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14824 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14826 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14828 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14830 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14832 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14834 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14836 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14837 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14838 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14839 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14840 * dwarf2asm.c (dw2_force_const_mem): Update call to
14841 make_decl_one_only.
14842 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14843 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14844 * langhooks.c (lhd_comdat_group): Remove.
14845 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14846 * tree.h (DECL_COMDAT_GROUP): New.
14847 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14848 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14849 (make_decl_one_only): Change signature.
14850 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14851 make_decl_one_only.
14852 (make_decl_one_only): Change signature.
14853 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14855 2009-06-15 Richard Guenther <rguenther@suse.de>
14857 PR middle-end/40439
14858 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14860 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14862 * tree-ssa-math-opts.c: Remove extra divide.
14864 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14866 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14868 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14870 * passes.c: Add bswap pass.
14871 * tree-pass.h: Add pass_optimize_bswap declaration.
14872 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14873 Include rtl.h, expr.h and optabs.h for optab_handler check.
14874 (struct symbolic_number, pass_optimize_bswap): New definition.
14875 (do_shift_rotate, verify_symbolic_number_p): New functions.
14876 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14877 (gate_optimize_bswap): New function.
14878 * tree.c (widest_int_cst_value): New function.
14879 * tree.h (widest_int_cst_value): Prototype added.
14881 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14883 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14884 REG_EQUAL/REG_EQUIV notes.
14886 2009-06-14 Richard Guenther <rguenther@suse.de>
14888 PR middle-end/40389
14889 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14890 has its address taken if NRV was applied and it is addressable.
14891 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14892 function split out from ...
14893 (get_constraint_for_1): ... here.
14894 (handle_rhs_call): Use it to mark the return slot escaped if
14895 it is addressable and NRV was applied.
14897 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14899 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14900 Change first argument type to location_t.
14901 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14902 Do not set input_location.
14903 Use loc instead of input_location throughout.
14905 2009-06-13 Richard Guenther <rguenther@suse.de>
14907 PR tree-optimization/40421
14908 * tree-predcom.c (should_unroll_loop_p): Remove.
14909 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14911 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14913 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14914 Add location argument.
14916 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14918 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14920 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14921 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14922 * config/spu/spu-protos.h: Add location to
14923 spu_resolve_overloaded_builtin.
14924 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14925 spu_build_builtin_va_list.
14926 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14927 argument. Pass location to build_function_call_vec.
14928 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14930 (emit_fpu_switch): Same.
14931 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14932 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14933 to build_decl and create_artificial_label.
14934 (xtensa_gimplify_va_arg_expr): Same.
14935 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14936 (xstormy16_gimplify_va_arg_expr): Same.
14937 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14938 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14939 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14940 (mips16_build_function_stub): Same.
14941 (mips16_build_call_stub): Same.
14943 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14946 * arm/constraints.md (Pa, Pb): New constraints.
14947 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14948 split pattern to deal with them.
14950 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14952 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14953 fix index entry for -Xpreprocessor.
14955 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14957 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14958 Add location argument to build_decl call.
14959 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14960 (rs6000_init_builtins): Same.
14961 (spe_init_builtins): Same.
14962 (rs6000_gimplify_va_arg): Add location argument to
14963 create_artificial_label call.
14965 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14967 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14968 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14969 * Makefile.in: Fix GGC dependency for gcse.o.
14971 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14973 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14974 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14975 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14977 * c-parser.c (c_parser_binary_expression): Use current column while
14978 building binary operations.
14979 * common.opt (fshow-column): Enable by default.
14980 * tree-vrp.c (check_array_ref): Use warning_at.
14981 (check_array_bounds): Use location from call back if expr has no
14983 * tree.h: Add location argument to maybe_fold_*.
14984 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14985 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14986 (maybe_fold_offset_to_component_ref): Same.
14987 (maybe_fold_offset_to_reference): Same.
14988 (maybe_fold_offset_to_address): Same.
14989 (maybe_fold_stmt_indirect): Same.
14990 (maybe_fold_stmt_addition): Same.
14991 (fold_stmt_r): Pass location to maybe_fold_*.
14992 (fold_gimple_assign): Same.
14993 * c-tree.h: Add location argument to finish_decl,
14994 default_function_array_conversion, store_init_value.
14995 * c-decl.c (define_label): Use error_at.
14996 (c_make_fname_decl): Pass location to finish_decl.
14997 (finish_decl): New location argument.
14998 (build_compound_literal): Pass location to store_init_value.
14999 (grokdeclarator): Pass location to finish_decl.
15001 * c-typeck.c (array_to_pointer_conversion): New location argument.
15002 (function_to_pointer_conversion): Same.
15003 (default_function_array_conversion): Same.
15004 (parser_build_unary_op): Pass location to overflow_warning.
15005 (parser_build_binary_op): Same. Use warning_at.
15006 (build_unary_op): Pass location to array_to_pointer_conversion.
15007 (build_c_cast): Pass location to digest_init.
15008 (build_modify_expr): New location argument.
15009 (convert_for_assignment): Same.
15010 (store_init_value): Same.
15011 (digest_init): Same.
15012 (output_init_element): Pass location to digest_init and
15013 array_to_pointer_conversion.
15014 (c_finish_return): Pass location to convert_for_assignment.
15015 * gimplify.c (gimplify_conversion): Pass location to
15016 maybe_fold_offset_to_address.
15017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15018 to maybe_fold_stmt_addition.
15019 * c-omp.c (c_finish_omp_atomic): Pass new location to
15021 (c_finish_omp_for): Same.
15022 * c-common.c (overflow_warning): New argument.
15023 * c-common.h: New argument to build_modify_expr, overflow_warning.
15024 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15026 (c_parser_initializer): Pass location to
15027 default_function_array_conversion.
15028 (c_parser_initelt): Same.
15029 (c_parser_initval): Same.
15030 (c_parser_asm_operands): Same.
15031 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15032 (c_parser_conditional_expression): Same.
15033 (c_parser_binary_expression): Add location info to stack. Use it.
15034 (c_parser_unary_expression): Pass location to
15035 default_function_array_conversion, parser_build_unary_op,
15036 build_indirect_ref, c_parser_postfix_expression_after_primary.
15037 (c_parser_postfix_expression_after_primary): New location argument.
15039 (c_parser_expression_conv): Pass location to
15040 default_function_array_conversion.
15041 (c_parser_expr_list): Same.
15042 (c_parser_omp_atomic): Same.
15043 (c_parser_omp_for_loop): Same.
15044 * c-tree.h (struct c_declarator): Add comment to id_loc.
15045 (build_array_declarator): New argument.
15046 * c-decl.c (build_array_declarator): Add location argument.
15047 (grokdeclarator): Set id_loc for cdk_array.
15048 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15049 build_array_declarator.
15050 * tree.c (build_omp_clause): Add location argument.
15051 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15052 (OMP_CLAUSE_LOCATION): New macro.
15053 (struct tree_omp_clause): Add location field.
15054 (build_omp_clause): Add argument.
15055 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15057 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15058 (cp_parser_omp_clause_collapse): Same.
15059 (cp_parser_omp_clause_default): Same.
15060 (cp_parser_omp_clause_if): Same.
15061 (cp_parser_omp_clause_nowait): Same.
15062 (cp_parser_omp_clause_num_threads): Same.
15063 (cp_parser_omp_clause_ordered): Same.
15064 (cp_parser_omp_clause_schedule): Same.
15065 (cp_parser_omp_clause_untied): Same.
15066 (cp_parser_omp_for_loop): Same.
15067 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15068 * c-tree.h (c_start_case): Add location argument.
15069 (c_process_expr_stmt): Same.
15070 (c_finish_goto_*): Same.
15071 * tree-parloops.c (initialize_reductions): Pass location to
15073 (create_parallel_loop): Same.
15074 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15075 (gfc_trans_omp_reduction_list): Same.
15076 (gfc_trans_omp_clauses): Same.
15077 (gfc_trans_omp_do): Same.
15078 * c-typeck.c (c_finish_goto_label): Same.
15079 (c_finish_goto_ptr): New location argument.
15080 (c_start_case): Same.
15081 (emit_side_effect_warnings): Same.
15082 (c_process_expr_stmt): Same.
15083 (c_finish_stmt_expr): Same.
15084 (c_finish_omp_clauses): Use error_at instead of error.
15085 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15087 * c-omp.c (c_split_parallel_clauses): New location argument.
15088 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15089 to build_omp_clause.
15090 (convert_local_reference_stmt): Same.
15091 (convert_gimple_call): Same.
15092 * c-common.h (c_split_parallel_clauses): New argument.
15093 * c-parser.c (c_parser_statement_after_labels): Pass location to
15094 c_finish_goto_label.
15095 (c_parser_switch_statement): Pass location to c_start_case.
15096 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15097 and c_process_expr_stmt.
15098 (c_parser_omp_variable_list): Add location argument.
15099 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15100 (c_parser_omp_clause_default): Same.
15101 (c_parser_omp_clause_if): Same.
15102 (c_parser_omp_clause_num_threads): Same.
15103 (-c_parser_omp_clause_ordered): Same.
15104 (c_parser_omp_clause_reduction): Pass location to
15105 c_parser_omp_variable_list.
15106 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15107 (c_parser_omp_clause_untied): Same.
15108 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15109 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15111 * c-tree.h (check_for_loop_decls, undeclared_variable,
15112 build_component_ref, build_array_ref, build_external_ref,
15113 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15114 build_conditional_expr, build_compound_expr, c_cast_expr,
15115 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15116 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15118 * c-semantics.c (build_stmt): Same.
15119 (build_case_label): Same.
15120 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15121 (undeclared_variable): New argument.
15122 (make_label): Same.
15123 (lookup_label): Pass location on down.
15124 (define_label): Same.
15125 (finish_decl): Same.
15126 (build_compound_literal): Same.
15127 (finish_struct): Same.
15128 (finish_function): Do not set location here.
15129 (check_for_loop_decls): New argument.
15130 * tree.c (save_expr): Set location.
15131 (build_empty_stmt): New argument.
15132 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15133 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15134 * builtins.c (gimplify_va_arg_expr): Use locations.
15135 (expand_builtin_sync_operation): Same.
15136 * c-typeck.c (build_component_ref): New argument.
15137 (build_array_ref): Same.
15138 (build_external_ref): Same.
15139 (c_expr_sizeof_expr): Same.
15140 (c_expr_sizeof_type): Same.
15141 (parser_build_unary_op): Same.
15142 (build_conditional_expr): Same.
15143 (build_compound_expr): Pass location on down.
15144 (build_compound_expr): New argument.
15145 (build_c_cast): Same.
15146 (c_cast_expr): Same.
15147 (build_asm_expr): Same.
15148 (c_finish_return): Same.
15149 (c_process_expr_stmt): Pass location on down.
15150 (c_finish_stmt_expr): New argument.
15151 (push_clenaup): Same.
15152 (c_finish_omp_parallel): Same.
15153 (c_finish_omp_task): Same.
15154 * gimplify.c (gimplify_call_expr): Pass location on down.
15155 * c-omp.c (c_finish_omp_master): New argument.
15156 (c_finish_omp_critical): Same.
15157 (c_finish_omp_ordered): Same.
15158 (c_finish_omp_barrier): Same.
15159 (-c_finish_omp_taskwait): Same.
15160 (c_finish_omp_atomic): Same.
15161 (c_finish_omp_flush): Same.
15162 * tree-inline.c (copy_tree_body_r): Pass location on down.
15163 (inline_forbidden_p): Remove use of input_location.
15164 * c-gimplify.c (c_build_bind_expr): New argument.
15165 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15166 (c_sizeof_or_alignof_type): New argument.
15167 (c_alignof_expr): Same.
15168 (build_va_arg): Same.
15169 (c_add_case_label): Same.
15170 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15171 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15172 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15173 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15174 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15175 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15177 * stub-objc.c (objc_build_selector_expr): Same.
15178 (objc_build_throw_stmt): Same.
15179 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15180 (c_parser_initelt): Same.
15181 (c_parser_compound_statement): Same.
15182 (c_parser_compound_statement_nostart): Same.
15183 (c_parser_label): Same.
15184 (c_parser_statement_after_labels): Same.
15185 (c_parser_if_body): Same.
15186 (c_parser_else_body): Same.
15187 (c_parser_if_statement): Same.
15188 (c_parser_switch_statement): Same.
15189 (c_parser_while_statement): Same.
15190 (c_parser_do_statement): Same.
15191 (c_parser_for_statement): Same.
15192 (c_parser_asm_statement): Same.
15193 (c_parser_conditional_expression): Same.
15194 (c_parser_binary_expression): Same.
15195 (c_parser_cast_expression): Same.
15196 (c_parser_unary_expression): Same.
15197 (c_parser_sizeof_expression): Same.
15198 (c_parser_alignof_expression): Same.
15199 (c_parser_postfix_expression): Same.
15200 (c_parser_expression): Same.
15201 (c_parser_objc_receiver): Same.
15202 (c_parser_omp_variable_list): Same.
15203 (c_parser_omp_structured_block): Same.
15204 (c_parser_omp_atomic): New argument.
15205 (c_parser_omp_barrier): Same.
15206 (c_parser_omp_critical): Same.
15207 (c_parser_omp_flush): Pass location on down.
15208 (c_parser_omp_for_loop): New argument.
15209 (c_parser_omp_for): Same.
15210 (c_parser_omp_master): Same.
15211 (c_parser_omp_ordered): Same.
15212 (c_parser_omp_sections_scope): Same.
15213 (c_parser_omp_sections): Same.
15214 (c_parser_omp_parallel): Same.
15215 (c_parser_omp_single): Same.
15216 (c_parser_omp_task): Same.
15217 (c_parser_omp_taskwait): Pass location on down.
15218 (c_parser_omp_construct): Same.
15219 (c_parser_omp_threadprivate): Same.
15220 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15221 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15222 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15223 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15224 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15225 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15226 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15227 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15228 config/i386/i386.c, stmt.c:
15229 Add location argument to the following function definitions and/or
15230 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15231 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15232 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15233 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15234 do_case, c_finish_bc_stmt, build_compound_literal,
15235 build_function_call.
15236 * c-decl.c (build_compound_literal): Add location argument.
15237 Make all diagnostic calls use location.
15238 (start_struct): Same.
15239 (finish_struct): Same.
15240 (start_enum): Same.
15241 (build_enumerator): Same.
15242 (start_function): Same.
15243 (grokdeclarator): Make all diagnostic calls use location.
15244 (store_parm_decls_oldstyle): Same.
15245 * c-typeck.c (build_function_call): Add location argument.
15246 Make all diagnostic calls use location.
15248 (c_finish_bc_stmt): Same.
15249 * tree-nested.c (get_trampoline_type): Add argument.
15250 Pass location to build_decl.
15251 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15252 * rtl.h (RTL_LOCATION): New.
15253 * c-common.c (c_add_case_label): Add location argument.
15254 Make all diagnostic calls use location.
15255 * c-common.h: Add location argument to make_fname_decl, do_case,
15256 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15257 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15258 Set it appropriately for every case. Pass enum_loc to start_enum
15259 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15261 (c_parser_struct_or_union_specifier): Save location. Use it for
15262 start_struct, finish_struct, and parser_xref_tag.
15264 2009-06-12 Ian Lance Taylor <iant@google.com>
15266 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15268 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15269 cpp_opts->warn_cxx_operator_names.
15271 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15274 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15275 is returns NULL and OP is a VCE, look through the VCE.
15277 2009-06-12 Ian Lance Taylor <iant@google.com>
15280 * collect2.c (main): Use CONST_CAST2 in code inside #if
15281 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15283 2009-06-12 Joey Ye <joey.ye@intel.com>
15285 PR middle-end/39146
15286 * cfgexpand.c (get_decl_align_unit): Update
15287 max_used_stack_slot_alignment with align instead of
15288 stack_alignment_needed.
15290 * function.c (assign_stack_local_1): Update
15291 max_used_stack_slot_alignment with alignment_in_bits instead
15292 of stack_alignment_needed.
15293 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15296 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15298 * dwarf2out.c (last_var_location_insn): New variable.
15299 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15300 (dwarf2out_var_location): Don't record anything after last real
15301 insn. Only change labels if there were any real instructions
15302 in between last note and this one, or if changed sections.
15304 2009-06-11 Richard Henderson <rth@redhat.com>
15306 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15307 note when storing the frame pointer in a register.
15308 (FRP): Don't redefine to nothing for epilogue.
15309 (alpha_expand_epilogue): Mark register and sp restores.
15310 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15312 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15313 when gen_lowpart is needed.
15315 2009-06-11 Richard Henderson <rth@redhat.com>
15317 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15319 * dwarf2out.c (need_data_align_sf_opcode): New.
15320 (div_data_align): Move earlier.
15321 (def_cfa_1, reg_save): Use it.
15323 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15325 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15326 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15327 (ix86_handle_option): Handle OPT_mcrc32.
15328 (ix86_target_string): Add -mcrc32.
15329 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15331 * config/i386/i386.h (TARGET_CRC32): New.
15333 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15334 (sse4_2_crc32di): Likewise.
15336 * config/i386/i386.opt (mcrc32): New.
15338 * doc/invoke.texi: Document -mcrc32.
15340 2009-06-11 Richard Henderson <rth@redhat.com>
15342 * common.opt (gdwarf-): Accept a version number.
15343 * doc/invoke.texi (gdwarf-): Update docs.
15344 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15345 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15346 version level, and record it.
15348 * dwarf2.h (DW_CIE_VERSION): Remove.
15349 * dwarf2out.c (DWARF_VERSION): Remove.
15350 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15351 (output_call_frame_info): Use CIE version 3 for dwarf3,
15352 or if the return register column is out of range for version 1.
15353 (dwarf_stack_op_name): Add all dwarf3 values.
15354 (DEBUG_PUBTYPES_SECTION): New.
15355 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15356 encoding change for dwarf3.
15357 (output_die) [dw_val_class_die_ref]: Likewise.
15358 (output_compilation_unit_header): Emit correct version for dwarf3.
15359 (output_line_info): Likewise.
15360 (output_pubnames): Update for DWARF_VERSION removal.
15361 (output_aranges): Likewise.
15362 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15363 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15364 (dwarf2out_finish): Likewise.
15366 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15368 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15371 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15374 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15375 * builtins.c (expand_builtin_unreachable): New function.
15376 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15377 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15378 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15380 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15381 searching for missing barriers.
15383 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15385 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15386 when -fprofile-generate* was passed.
15387 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15389 2009-06-11 Anthony Green <green@moxielogic.com>
15391 * config/moxie/moxie.md: Define length attribute for all instructions.
15393 (*b<cond:code>): Support limited branch ranges for new PC-relative
15394 branch instructions.
15395 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15397 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15399 * config/i386/i386.c (min_insn_size): Use get_attr_length
15400 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15401 For __asm return 0.
15403 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15404 instead of emit_insn_before.
15406 2009-06-10 Ian Lance Taylor <iant@google.com>
15409 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15412 2009-06-10 Revital Eres <eres@il.ibm.com>
15414 * passes.c (init_optimization_passes): Reschedule
15415 predictive-commoning pass before complete unroll pass.
15417 2009-06-10 Martin Jambor <mjambor@suse.cz>
15419 * cgraph.c (cgraph_node_can_be_local_p): New function.
15420 (cgraph_make_node_local): New function.
15421 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15422 (cgraph_make_node_local): Declare.
15424 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15426 * tree.h (tree_base): Add packed_flag and user_align fields.
15427 Decrease size of spare field.
15428 (TYPE_USER_ALIGN): Use user_align from tree_base.
15429 (DECL_USER_ALIGN): Likewise.
15430 (TYPE_PACKED): Use packed_flag from tree_base.
15431 (DECL_PACKED): Likewise.
15432 (tree_type): Delete packed_flag and user_align fields. Widen
15433 precision field. Widen mode field and shuffle fields to align
15434 mode on an 8-bit boundary.
15435 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15436 Renumber decl_flag_* fields. Fix comments. Widen
15437 decl_common_unused field.
15438 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15439 (DECL_EXTERNAL): Likewise.
15440 (DECL_BIT_FIELD): Likewise.
15441 (DECL_NONADDRESSABLE_P): Likewise.
15442 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15443 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15445 2009-06-10 Ian Lance Taylor <iant@google.com>
15447 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15448 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15449 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15450 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15451 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15452 DEF_VEC_ALLOC_FUNC_P.
15453 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15454 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15455 DEF_VEC_ALLOC_FUNC_O.
15456 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15457 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15458 DEF_VEC_ALLOC_FUNC_I.
15459 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15460 (vec_stack_p_reserve_exact_1): Declare.
15461 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15462 (vec_stack_free): Declare.
15463 (VEC_stack_alloc): Define.
15464 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15465 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15466 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15467 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15469 (stack_vecs): New static variable.
15470 (vec_stack_p_reserve_exact_1): New function.
15471 (vec_stack_o_reserve_1): New static function.
15472 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15473 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15474 (vec_stack_free): New function.
15475 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15476 (VEC_df_ref_stack_alloc): Define.
15477 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15478 DEF_VEC_ALLOC_P_STACK.
15479 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15480 (struct df_collection_rec): Change _vec fields to VEC. Remove
15482 (df_free_collection_rec): Adjust for new fields.
15483 (df_insn_rescan): Use new df_collection_rec fields.
15484 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15485 (df_ref_create_structure, df_ref_record): Likewise.
15486 (df_get_conditional_uses, df_get_call_refs): Likewise.
15487 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15488 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15489 (df_record_exit_block_uses, df_bb_verify): Likewise.
15490 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15491 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15492 Remove count parameter. Change return type to void. Change all
15494 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15495 Remove count parameter. Change return type to void. Change all
15497 (df_install_refs): Change old_vec parameter to VEC. Remove count
15498 parameter. Change all callers.
15499 (df_install_mws): Change old_vec parameter to VEC. Remove count
15500 parameter. Change all callers.
15501 (df_refs_verify): Change new_rec parameter to VEC. Change call
15503 (df_mws_verify): Likewise.
15505 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15507 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15509 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15511 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15513 2009-06-10 Anthony Green <green@moxielogic.com>
15515 * config/moxie/crti.asm: New file.
15516 * config/moxie/crtn.asm: New file.
15517 * config/moxie/moxie.c: New file.
15518 * config/moxie/moxie.h: New file.
15519 * config/moxie/sfp-machine.h: New file.
15520 * config/moxie/moxie-protos.h: New file.
15521 * config/moxie/t-moxie: Created.
15522 * config/moxie/t-moxie-softfp: Created.
15523 * config/moxie/moxie.md: Created.
15524 * config/moxie/constraints.md: Created.
15525 * config.gcc: Add moxie support.
15526 * doc/md.texi (Machine Constraints): Add moxie constraints.
15527 * doc/contrib.texi (Contributors): Mention moxie port.
15528 * doc/install.texi (Specific): Mention the moxie port.
15530 2009-06-09 Ian Lance Taylor <iant@google.com>
15532 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15533 compiling with C++.
15534 * optabs.c (optab_table): Only use designated initializers if
15535 HAVE_DESIGNATED_INITIALIZERS is defined.
15536 (convert_optab_table): Likewise.
15537 (init_optabs): Always call init_insn_codes if
15538 HAVE_DESIGNATED_INITIALIZERS is not defined.
15540 2009-06-09 Ian Lance Taylor <iant@google.com>
15542 * targhooks.c (default_builtin_vectorized_function): Change fn
15543 parameter to unsigned int.
15544 (default_builtin_vectorized_conversion): Change code parameter to
15546 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15547 * targhooks.h: Update declarations.
15548 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15549 parameter to unsigned int.
15551 * c-typeck.c (comptypes_check_enum_int): New static function.
15552 (comptypes_internal): Add enum_and_int_p parameter. Change all
15554 (comp_target_types): Add location parameter. Change all callers.
15555 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15556 Change all callers.
15557 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15558 (build_conditional_expr): Add colon_loc parameter. Change all
15560 (convert_for_assignment): Add location parameter. Change all callers.
15561 * c-parser.c (c_parser_conditional_expression): Pass location of
15562 colon to build_conditional_expr.
15563 * c-tree.h (build_conditional_expr): Update declaration.
15565 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15567 * graphite.c: Revert previous patch.
15569 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15572 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15574 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15576 * tree-ssa-loop-prefetch.c
15577 (loop_prefetch_arrays): Fixed a portability problem in printf format
15580 2009-06-09 Martin Jambor <mjambor@suse.cz>
15582 PR tree-optimization/40351
15583 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15584 refrence to a potential artifical subaccess can be constructed.
15586 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15588 * config/sh/sh-protos.h (sh_optimization_options): Declare.
15589 (sh_override_options): Likewise.
15590 * config/sh/sh.c: Include params.h.
15591 (sh_optimization_options): New.
15592 (sh_override_options): Likewise.
15593 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15594 (OVERRIDE_OPTIONS): Use sh_override_options.
15596 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15598 * dwarf2out.c (emit_cfa_remember): New variable.
15599 (add_fde_cfi): If emit_cfa_remember, recurse to add
15600 DW_CFA_remember_state first.
15601 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15602 instead just set emit_cfa_remember.
15604 2009-06-08 Jan Hubicka <jh@suse.cz>
15607 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15609 2009-06-08 Jan Hubicka <jh@suse.cz>
15611 PR middle-end/39834
15612 * cgraphunit.c (save_inline_function_body): Do not copy transform
15613 hooks for saved inline bodies.
15614 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15615 for given function.
15617 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15619 * jump.c (returnjump_p): Handle delayed branches. Add missing
15622 2009-06-08 Jan Hubicka <jh@suse.cz>
15624 PR middle-end/40102
15625 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15626 original node might've been modified.
15627 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15629 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15631 * tree-object-size.c (addr_object_size): Add OSI argument.
15632 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15633 (compute_builtin_object_size, expr_object_size): Adjust callers.
15634 (plus_stmt_object_size): Call addr_object_size instead of
15635 compute_builtin_object_size.
15637 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15638 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15640 * tree-ssa-loop-prefetch.c
15641 (gather_memory_references): Introduced a counter for the number of
15643 (anything_to_prefetch_p): Introduced a counter for the number of
15645 (is_loop_prefetching_profitable): New function with a cost model
15647 (loop_prefetch_arrays): Use the new cost model to determine if
15648 prefetching is profitable.
15649 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15650 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15651 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15652 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15653 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15654 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15656 2009-06-08 Michael Matz <matz@suse.de>
15659 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15660 partitions use the same.
15661 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15662 for basevars of SSA_NAMEs.
15663 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15664 to not expand them twice.
15665 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15668 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15670 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15671 (fdump-final-insns=, gtoggle): New.
15672 * doc/invoke.texi: Document them.
15673 * final.c (rest_of_clean_state): Dump final insn stream.
15674 * gcc.c (invoke_as): Hook in -fcompare-debug.
15675 (static_spec_functions): Add compare-debug-dump-opt,
15676 compare-debug-self-opt and compare-debug-auxbase-opt.
15677 (compare_debug, compare_debug_second, compare_debug_opt): New.
15678 (switches_debug_check, n_switches_debug_check): New.
15679 (debug_auxbase_opt, debug_check_temp_file): New.
15680 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15682 (do_self_spec): Handle arguments after switches.
15683 (do_spec_1): Add .gk extension to temp file basenames for compare.
15684 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15685 (cc1_options): Use it instead of normal auxbase computation for
15686 the second compare-debug compilation.
15687 (compare_files): New.
15688 (main): Set up and implement compare debug mode.
15689 (compare_debug_dump_opt_spec_function): New.
15690 (compare_debug_self_opt_spec_function): New.
15691 (compare_debug_auxbase_opt_spec_function): New.
15692 * toplev.c (process_options): Handle flag_gtoggle,
15693 flag_dump_final_insns.
15694 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15695 during -fcompare-debug-second compilation.
15697 2009-06-07 Ian Lance Taylor <iant@google.com>
15699 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15700 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15702 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15703 with no default node. Change warning with %H to warning_at.
15704 Don't clear warn_switch around case checking.
15705 * doc/invoke.texi (Warning Options): Clarify distinction between
15706 -Wswitch and -Wswitch-enum.
15708 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15710 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15712 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15714 * gbl-ctors.h: Add header guard.
15716 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15718 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15719 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15720 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15721 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15722 prototypes for removed functions.
15723 (expressions_equal_p): Move to ...
15724 * tree-ssa-sccvn.h: ... here and ...
15725 * matrix-reorg.c: ... adjust includes.
15727 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15729 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
15731 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15733 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
15734 (finish_function): Remove erroneous whitespace.
15736 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15738 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
15739 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
15741 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15743 * errors.c (internal_error): Commentary typo fix.
15744 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
15745 * tree-ssa-pre.c: Ditto.
15747 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15749 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15750 them is supposed to hold actual statements.
15752 2009-06-06 Ian Lance Taylor <iant@google.com>
15754 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15755 empty statements can now have attributes.
15757 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15759 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15760 * config/mips/mips.md: Ditto.
15762 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15764 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15766 (__eabi_uconvert): Likewise.
15768 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15770 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15771 CFI_* definitions with IN_GCC.
15773 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15775 * xcoffout.h (xcoffout_source_line): Update prototype.
15777 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15779 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15780 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15782 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15784 PR middle-end/40340
15785 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15786 inlined_function_outer_scope_p blocks for artificial inlines
15788 * tree.c (tree_nonartificial_location): Rewrite using
15789 block_nonartificial_location.
15791 2009-06-05 Revital Eres <eres@il.ibm.com>
15792 Leehod Baruch <leehod@il.ibm.com>
15794 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15795 (expand_expr_real_1): Remove comment.
15796 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15797 Vectorize misaligned access when the target supports it.
15798 (vect_supportable_dr_alignment): Check for unaligned access support.
15799 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15802 2009-06-05 Julian Brown <julian@codesourcery.com>
15804 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15805 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15807 2009-06-05 Richard Guenther <rguenther@suse.de>
15810 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15811 as possibly unused.
15813 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15815 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15816 (save_gprs): Don't tell unwinder when a global register is saved.
15817 (s390_emit_epilogue): Emit needed epilogue unwind info.
15819 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15821 * dwarf2out.c (deferred_asm_name): New.
15822 (add_name_and_src_coords_attributes): Defer creation of
15823 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15825 (move_linkage_attr): New.
15826 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15829 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15831 * tree-nested.c (finalize_nesting_tree_1): Declare the
15832 frame_decl in the binding tree.
15834 2009-06-04 Cary Coutant <ccoutant@google.com>
15836 * basic-block.h (struct basic_block_def): Add discriminator field.
15837 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15839 * debug.c (do_nothing_debug_hooks): Add additional entry.
15840 (debug_nothing_int_charstar_int): New function.
15841 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15842 (debug_nothing_int_charstar_int): New declaration.
15843 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15844 discriminator value in .loc directive.
15845 * final.c (last_discriminator): New variable.
15846 (discriminator): New variable.
15847 (final_start_function): Initialize above variables, pass current
15848 discriminator to debug hook.
15849 (notice_source_line): Check for discriminator change.
15850 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15851 * sdbout.c (sdbout_source_line): New parameter.
15852 * tree-cfg.c (struct locus_discrim_map): New structure type.
15853 (discriminator_per_locus): New hash table.
15854 (build_gimple_cfg): Allocate and free discriminator hash table.
15855 (make_edges): Call assign_discriminator.
15856 (locus_map_hash): New function.
15857 (locus_map_eq): New function.
15858 (next_discriminator_for_locus): New function.
15859 (same_line_p): New function.
15860 (assign_discriminator): New function.
15861 (make_cond_expr_edges): Call assign_discriminator.
15862 (make_gimple_switch_edges): Likewise.
15863 (first_non_label_stmt): New function.
15864 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15866 * xcoffout.c (xcoffout_source_line): Add new parameter.
15868 * configure.ac (gcc_cv_as_discriminator): New configury check for
15869 gas support for discriminator.
15870 * configure: Regenerate.
15871 * config.in: Regenerate.
15873 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15875 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15876 val after checking for integers.
15878 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15880 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15882 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15883 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15884 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15885 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15886 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15887 X64_SSE_REGPARM_MAX.
15888 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15889 X64_SSE_REGPARM_MAX.
15891 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15893 * gcc.c (report_times_to_file): New.
15894 (execute): Implement it.
15895 (process_command): Support -time=.
15896 * doc/invoke.texi: Document it.
15898 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15900 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15901 that have value exprs.
15903 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15905 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15906 declarations for constants until...
15907 (dw2_output_indirect_constant_1): ... this point.
15909 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15912 * arm.md (arm_addsi3): Don't try to split an add with an
15913 eliminable register until after reload has completed.
15915 2009-06-03 Ian Lance Taylor <iant@google.com>
15917 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15918 * genattrtab.c (write_length_unit_log): Likewise.
15919 * genchecksum.c (dosum): Likewise.
15920 * gengtype.c (write_rtx_next): Likewise.
15921 (finish_root_table, write_roots): Likewise.
15922 * gimple.c (gimple_ops_offset_): Likewise.
15923 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15924 * config/arc/arc.c (arc_attribute_table): Likewise.
15925 * config/arm/arm.c (arm_attribute_table): Likewise.
15926 * config/avr/avr.c (avr_attribute_table): Likewise.
15927 * config/crx/crx.c (crx_attribute_table): Likewise.
15928 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15929 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15930 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15931 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15932 * config/sh/sh.c (sh_attribute_table): Likewise.
15933 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15934 * config/spu/spu.c (spu_attribute_table): Likewise.
15935 * config/v850/v850.c (v850_attribute_table): Likewise.
15937 * config/alpha/alpha.c (vms_attribute_table): Make static.
15938 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15939 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15940 * config/mips/mips.c (mips_attribute_table): Likewise.
15942 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15944 (cc1-checksum.o): Likewise.
15946 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15948 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15950 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15952 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15953 insn if it is changing sp. Use gen_add3_insn instead of
15954 conditionally gen_addsi3 and gen_adddi3.
15955 (offset_below_red_zone_p): New static inline function.
15956 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15957 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15958 * config/rs6000/ppc-asm.h: Include auto-host.h.
15959 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15960 CFI_RESTORE): Define.
15961 * config/rs6000/crtresxgpr.asm: Add unwind info.
15962 * config/rs6000/crtresxfpr.asm: Likewise.
15963 * config/rs6000/crtresgpr.asm: Likewise.
15964 * config/rs6000/crtresfpr.asm: Likewise.
15965 * config/rs6000/crtsavgpr.asm: Likewise.
15966 * config/rs6000/crtsavfpr.asm: Likewise.
15968 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15969 argument of DWARF2_FRAME_REG_OUT macros.
15971 2009-06-03 Julian Brown <julian@codesourcery.com>
15973 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15974 words or less (including TImode) in core registers.
15976 2009-06-03 Richard Guenther <rguenther@suse.de>
15978 PR middle-end/40328
15979 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15981 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15983 * statistics.c (statistics_counter_event): Do not record event
15984 in pass dump if its number == -1.
15985 (curr_statistics_hash): Add assert that we never get passes
15986 with static number == -1.
15988 2009-06-03 Richard Guenther <rguenther@suse.de>
15989 Andrey Belevantsev <abel@ispras.ru>
15991 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15992 non-BLKmode arrays addressable.
15994 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15996 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15997 * config/m68k/m68k.h: ... here.
15999 2009-06-03 Martin Jambor <mjambor@suse.cz>
16001 PR tree-optimization/40323
16002 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16005 2009-06-03 Richard Guenther <rguenther@suse.de>
16007 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16010 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16012 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16013 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16014 JUMP_TABLE_DATA_P where applicable.
16015 * config/sh/sh.c: Ditto.
16016 * config/sh/sh.h: Ditto.
16017 * config/sh/sh.md: Ditto.
16018 * config/sh/symbian.c: Ditto.
16020 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16022 * config/i386/driver-i386.c (describe_cache): Optimize
16023 concatenation of strings. Use snprintf instead of sprintf.
16024 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16025 target when not compiling with GCC.
16027 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16029 * config/sh/sh.c: Revert last change.
16030 (sh_expand_epilogue): Emit a blockage insn before the frame
16031 pointer adjustment unconditionally.
16033 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16035 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16036 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16037 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16038 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16039 to COLLECT_GCC_OPTIONS.
16041 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16043 * collect2.c (target_system_root): New variable.
16044 (main): Handle --sysroot=.
16045 (ignore_library): Strip the sysroot from the library path.
16047 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16049 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16050 (collect2.o): Depend on collect2-aix.h.
16051 (collect2-aix.o): New rule.
16052 * collect2-aix.h: New file.
16053 * collect2-aix.c: Likewise.
16054 * collect2.c: Include collect2-aix.h. Don't undefine
16055 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16056 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16057 Use TARGET_AIX_VERSION instead of _AIX51.
16058 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16059 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16060 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16061 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16062 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16064 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16066 * collect2.c (ignore_library): Avoid premature post-increment
16067 and null deference.
16069 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16071 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16072 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16073 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16074 CROSS_DIRECTORY_STRUCTURE too.
16075 (LINK_LIBG_SPEC): Likewise.
16076 (LIB_SPEC): Add %R to sysroot paths.
16077 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16078 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16079 * config/rs6000/aix51.h: As for aix43.h.
16080 * config/rs6000/aix52.h: Likewise.
16081 * config/rs6000/aix53.h: Likewise.
16082 * config/rs6000/aix61.h: Likewise.
16083 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16084 to the beginning of sysroot paths.
16086 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16088 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16089 INSN_LISTs that are out of the REG_NOTE range.
16091 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16093 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16094 (struct var_to_expand): Likewise.
16095 (struct opt_info): Add head and tail for linked lists of the above.
16096 (analyze_insn_to_expand_var): Initialize next.
16097 (analyze_iv_to_split_insn): Likewise.
16098 (analyze_insns_in_loop): Create linked lists.
16099 (allocate_basic_variable): Simplify for use without hash table.
16100 (insert_var_expansion_initialization): Likewise, make it type-safer.
16101 (combine_var_copies_in_loop_exit): Likewise.
16102 (apply_opt_in_copies): Walk lists rather than hash tables.
16103 (release_var_copies): Simplified and inlined by hand into...
16104 (free_opt_info): ... this function.
16106 2009-06-02 Richard Guenther <rguenther@suse.de>
16108 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16111 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16113 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16114 only for builtins that are not overridden.
16116 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16118 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16121 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16123 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16125 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16127 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16129 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16131 * common.opt (fdump-unnumbered-links): New.
16132 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16133 * print-rtl.c (flag_dump_unnumbered_links): New.
16134 (print_rtx): Test it.
16136 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16138 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16139 push/pop multiple to 8-byte alignment.
16141 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16143 * config/i386/i386.c (queued_cfa_restores): New static variable.
16144 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16146 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16147 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16148 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16149 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16150 note unconditionally.
16151 (ix86_emit_restore_regs_using_mov): Likewise.
16152 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16153 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16154 it through to ix86_emit_restore_reg_using_pop.
16155 (ix86_emit_leave): Add RED_OFFSET argument. Call
16156 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16157 instead of adding REG_CFA_OFFSET note unconditionally.
16158 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16159 the above functions. Call ix86_add_queued_cfa_restore_notes when
16162 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16163 force output of the label even for dwarf2out_do_cfi_asm.
16164 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16165 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16166 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16168 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16169 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16170 dwarf2out_cfi_label callers.
16171 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16172 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16173 Adjust dwarf2out_cfi_label callers.
16174 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16176 * config/i386/i386.h (struct machine_cfa_state,
16177 struct machine_function): Guard with ifndef USED_FOR_TARGET
16178 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16181 * emutls.c (__emutls_get_address): Change arr->size to mean number
16182 of allocated arr->data entries instead of # of slots + 1.
16184 PR middle-end/40316
16185 * recog.c (peep2_reinit_state): New function.
16186 (peephole2_init_state): Use it at the end of a basic block and also
16187 when seeing a RTX_FRAME_RELATED_P insn.
16189 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16191 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16192 fixuns_truncrfdi2): New.
16193 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16194 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16195 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16196 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16197 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16198 *recip_approx): Remove.
16199 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16200 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16201 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16203 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16206 2009-06-01 Ian Lance Taylor <iant@google.com>
16208 * attribs.c (register_attribute): Use CONST_CAST.
16209 * collect2.c (main): Use CONST_CAST2.
16210 (scan_prog_file): Likewise.
16211 * gcc.c (process_command, main): Likewise.
16212 * toplev.c (toplev_main): Likewise.
16214 * c-typeck.c (handle_warn_cast_qual): New static function,
16215 partially broken out of build_c_cast.
16216 (build_c_cast): Call handle_warn_cast_qual.
16217 * doc/invoke.texi (Warning Options): Document new effect of
16220 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16222 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16223 (diagnostic_report_current_module): Print columns.
16224 * common.opt (flag_show_column): Enable by default.
16226 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16228 * alias.c (find_base_term): Check for NULL term before returning.
16230 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16232 Revert due to PR40320:
16233 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16234 * calls.c (emit_library_call_value_1): Don't force_operand for move
16237 2009-06-01 Olivier Hainque <hainque@adacore.com>
16238 Eric Botcazou <ebotcazou@adacore.com>
16240 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16241 to be processed as a bitfield for constructor output purposes.
16242 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16244 * varasm.c (oc_local_state): New type, output_constructor
16245 local state to support communication with helpers.
16246 (oc_outer_state): New type, output_constructor outer state of
16247 relevance in recursive calls.
16248 (output_constructor_array_range): New output_constructor helper,
16249 extracted code for an array range element.
16250 (output_constructor_regular_field): New output_constructor helper,
16251 extracted code for an element that is not a bitfield.
16252 (output_constructor_bitfield): New output_constructor helper,
16253 extracted code for a bitfield element. Accept an OUTER state
16254 argument for recursive processing. Recurse on record or array
16255 CONSTRUCTOR values, possibly past noop conversions.
16256 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16257 VALUE is a valid constant-valued expression for use in a static
16258 bit-field initializer.
16259 (output_constructor): Rework to use helpers. Accept and honor an
16260 OUTER state argument for recursive calls. Return total size. Be
16261 prepared for nested constructors initializing bitfields.
16262 (output_constant): Feed OUTER in calls to output_constructor.
16264 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16266 * calls.c (emit_library_call_value_1): Don't force_operand for move
16269 2009-06-01 Nick Clifton <nickc@redhat.com>
16271 * doc/invoke.texi (IA-64 Options): Fix typo.
16273 2009-06-01 Ira Rosen <irar@il.ibm.com>
16275 PR tree-optimization/39129
16276 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16278 (vect_do_peeling_for_loop_bound): Use
16279 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16280 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16281 (vect_loop_versioning): Likewise.
16282 (vect_create_cond_for_alias_checks): Fix indentation.
16283 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16285 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16286 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16287 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16288 "control flow in loop".
16289 (vect_estimate_min_profitable_iters): Use
16290 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16291 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16292 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16293 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16294 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16295 statement belongs to a group of strided accesses with the exact code
16297 (vectorizable_load): Likewise.
16298 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16299 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16301 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16303 * config/freebsd-stdint.h: New file.
16304 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16305 Add freebsd-stdint.h to tm_file.
16307 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16309 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16310 (thumb2_extendhidi2): Likewise.
16312 2009-05-31 Ian Lance Taylor <iant@google.com>
16314 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16316 2009-05-31 Ian Lance Taylor <iant@google.com>
16318 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16319 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16320 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16322 2009-05-31 Jason Merrill <jason@redhat.com>
16324 * tree-pretty-print.c (print_call_name): Take the callee, not the
16325 call itself. Make non-static. Use dump_function_name for functions.
16326 (dump_generic_node): Adjust.
16327 * diagnostic.h: Declare print_call_name.
16328 * gimple-pretty-print.c (dump_gimple_call): Use it.
16330 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16332 * config/sh/sh.md (ashldi3_std): New define_expand.
16335 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16338 * config/sh/sh.c: Include debug.h.
16339 (sh_expand_epilogue): Emit a blockage insn before the frame
16340 pointer adjustment also when dwarf2out_do_frame returns true.
16342 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16344 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16345 (thumb2_extendqidi2): New pattern.
16347 2009-05-31 Ira Rosen <irar@il.ibm.com>
16349 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16350 mark phis for renaming.
16351 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16352 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16353 Call mark_sym_for_renaming.
16354 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16355 * tree-vect-loop.c (vect_transform_loop): Remove
16356 vect_memsyms_to_rename initialization and a call to
16357 mark_set_for_renaming.
16359 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16361 PR middle-end/40304
16362 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16363 frame related even if !set_cfa && style < 0.
16365 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16367 * config/i386/mingw-tls.c: New file.
16368 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16369 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16370 defining _WIN32 but not __CYGWIN__.
16372 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16374 * configure.ac: Add MPC support.
16376 * config.in, configure: Regenerate.
16378 2009-05-29 Richard Henderson <rth@redhat.com>
16380 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16381 NOTE_INSN_BASIC_BLOCK.
16382 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16383 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16384 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16386 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16388 (add_cfi): Disable check redefining cfa away from drap.
16389 (lookup_cfa_1): Add remember argument; handle remember/restore.
16390 (lookup_cfa): Pass remember argument.
16391 (cfa_remember): New.
16392 (compute_barrier_args_size_1): Remove sibcall check.
16393 (dwarf2out_frame_debug_def_cfa): New.
16394 (dwarf2out_frame_debug_adjust_cfa): New.
16395 (dwarf2out_frame_debug_cfa_offset): New.
16396 (dwarf2out_frame_debug_cfa_register): New.
16397 (dwarf2out_frame_debug_cfa_restore): New.
16398 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16399 (dwarf2out_begin_epilogue): New.
16400 (dwarf2out_frame_debug_restore_state): New.
16401 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16402 DW_CFA_restore_state.
16403 (output_cfi_directive): Likewise.
16404 (convert_cfa_to_fb_loc_list): Likewise.
16405 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16406 * dwarf2out.h: Update.
16407 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16408 (copy_insn_1): Early out for null.
16409 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16410 and dwarf2out_frame_debug_restore_state.
16411 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16412 (prologue_insn_hash, epilogue_insn_hash): New.
16413 (free_after_compilation): Adjust freeing accordingly.
16414 (record_insns): Create hash table if needed; push insns into
16415 hash instead of array.
16416 (maybe_copy_epilogue_insn): New.
16417 (contains): Search hash table instead of array.
16418 (sibcall_epilogue_contains): Remove.
16419 (thread_prologue_and_epilogue_insns): Split eh_return insns
16420 and mark them as epilogues.
16421 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16422 scanning in terms of basic blocks.
16423 * insn-notes.def (CFA_RESTORE_STATE): New.
16424 * jump.c (returnjump_p_1): Accept EH_RETURN.
16425 (eh_returnjump_p_1, eh_returnjump_p): New.
16426 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16427 CFA_REGISTER, CFA_RESTORE): New.
16428 * rtl.def (EH_RETURN): New.
16429 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16431 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16432 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16434 * config/i386/i386.c (gen_push): Update cfa state.
16435 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16436 add a CFA_ADJUST_CFA note.
16437 (ix86_dwarf_handle_frame_unspec): Remove.
16438 (ix86_expand_prologue): Update cfa state.
16439 (ix86_emit_restore_reg_using_pop): New.
16440 (ix86_emit_restore_regs_using_pop): New.
16441 (ix86_emit_leave): New.
16442 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16443 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16444 * config/i386/i386.h (struct machine_cfa_state): New.
16445 (ix86_cfa_state): New.
16446 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16447 (eh_return_internal): Merge from eh_return_<mode>,
16448 use eh_return rtx, split w/ epilogue.
16450 2009-05-29 Ian Lance Taylor <iant@google.com>
16452 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16454 * calls.c (emit_library_call_value_1): Likewise.
16456 * c-typeck.c (c_build_va_arg): New function.
16457 * c-tree.h (c_build_va_arg): Declare.
16458 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16459 instead of build_va_arg.
16461 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16463 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16464 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16465 (ptr_difference_cost): Use affine combinations to compute it.
16466 (difference_cost): Likewise.
16467 (get_computation_cost_at): Compute more accurate cost for addresses
16468 if the ratio is a multiplier allowed in addresses.
16469 For non-addresses, consider that an additional offset or symbol is
16472 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16474 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16475 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16477 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16478 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16479 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16481 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16482 to 1 for TYPE_SSE{IADD1,CVT1}.
16483 (prefix_vex_imm8): Removed.
16484 (length_vex): Only pass 1 as second argument to
16485 ix86_attr_length_vex_default if prefix_extra is 0.
16486 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16487 (length): For prefix vex computation use length_immediate
16488 attribute instead of prefix_vex_imm8.
16489 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16490 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16491 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16492 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16493 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16494 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16495 a space in between the operands.
16496 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16497 if one operand is 0xff and the other one si, di, bp or sp.
16498 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16499 other one si, di, bp or sp.
16500 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16501 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16502 type and mode attributes.
16503 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16504 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16505 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16506 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16507 prefix_data16 attribute iff MODE_DF.
16508 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16509 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16510 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16511 constm128_operand in length_immediate computation.
16512 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16513 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16514 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16515 length_immediate attribute to 1.
16516 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16517 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16518 for certain alternatives.
16519 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16520 prefix_data16 attribute if MODE_V1DF.
16521 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16522 length_immediate to 1.
16523 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16524 length_address to 4, set mode attribute to MODE_DI.
16525 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16526 (fxam<mode>2_i387): Set length attribute to 4.
16527 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16528 *prefetch_3dnow_rex): Override length_address attribute.
16529 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16531 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16532 (constm128_operand): Removed.
16533 * config/i386/i386.c (memory_address_length): For
16534 disp && !index && !base in 64-bit mode account for SIB byte if
16535 print_operand_address can't optimize disp32 into disp32(%rip)
16536 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16537 for fs: or gs: segment.
16538 (ix86_attr_length_immediate_default): When checking if shortform
16539 is possible, truncate immediate to the length of the non-shortened
16541 (ix86_attr_length_address_default): Ignore MEM_P operands
16543 (ix86_attr_length_vex_default): Only check for DImode on
16544 GENERAL_REG_P operands.
16545 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16546 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16547 (sse_cvttps2pi): Clear prefix_rep attribute.
16548 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16550 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16551 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16552 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16553 iff operand 2 is const_int_operand.
16554 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16555 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16556 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16558 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16560 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16561 prefix_data16 attribute for movlpd and movhpd instructions.
16562 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16563 length_immediate for shufpd instruction.
16564 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16565 (avx_cmpp<avxmodesuffixf2c><mode>3,
16566 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16567 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16568 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16569 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16570 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16571 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16572 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16573 prefix_data16 attribute for the first alternative to 1.
16574 (*avx_loadlps): Override length_immediate for the first alternative.
16575 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16576 attributes for second alternative.
16577 (*vec_concatv2sf_sse4_1): Override length_immediate and
16578 prefix_data16 attributes for second alternative.
16579 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16580 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16581 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16582 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16583 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16584 prefix_data16 and length_immediate to 1.
16585 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16587 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16588 prefix_extra attribute for variants that don't have 0f prefix alone.
16589 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
16590 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
16591 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
16592 *sse4_1_pextrd): Set length_immediate to 1.
16593 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16594 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16596 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16597 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16598 length_immediate to 1 for second alternative.
16599 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16600 prefix_extra and length_immediate attributes for the first
16602 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16604 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16605 to 1 for the first and third alternative.
16606 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16608 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16610 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16612 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16613 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16614 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16615 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16616 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16617 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16618 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16619 ssse3_psign<mode>3): Override prefix_rex attribute.
16620 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16621 (ssse3_palignrti): Override length_immediate to 1.
16622 (ssse3_palignrdi): Override length_immediate to 1, override
16623 prefix_rex attribute.
16624 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16625 (sse4a_extrqi): Override length_immediate to 2.
16626 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16627 (sse4a_insertq): Override prefix_data16 to 0.
16628 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16629 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16630 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16631 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16632 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16633 and length_immediate to 1.
16634 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16635 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16636 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16637 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16638 and length_immediate to 1.
16639 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16640 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16641 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16642 avx_ptest256): Override prefix_extra to 1.
16643 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16644 Override prefix_data16 and length_immediate to 1.
16645 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16646 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16647 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16648 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16649 prefix_data16 to 0 and prefix_extra to 2.
16650 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16651 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16653 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16654 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16655 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16656 and prefix_extra to 2.
16657 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16658 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16659 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16660 avx_vpermilvar<mode>3,
16661 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16662 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16663 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16664 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16665 Override prefix_extra to 1.
16666 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16667 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16668 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16669 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16670 prefix_extra and length_immediate to 1.
16671 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16673 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16674 to 1 for the first alternative.
16675 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
16676 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16678 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16679 *movv2sf_internal_avx, *movv2sf_internal): Override
16680 prefix_rep attribute for certain alternatives.
16681 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16682 attributes for certain alternatives.
16683 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16684 attributes for certain alternatives.
16685 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16686 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16687 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16688 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16689 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16690 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16691 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16692 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16693 length_immediate to 1 if operand 2 is const_int_operand.
16694 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16695 *vec_extractv2si_1): Set length_immediate attribute to 1.
16696 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16697 using old 3DNOW insn rather than SSE/3DNOW_A.
16698 (mmx_emms, mmx_femms): Clear modrm attribute.
16700 2009-05-29 Martin Jambor <mjambor@suse.cz>
16702 * tree-sra.c: New implementation of SRA.
16704 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16705 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16706 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16707 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16708 (SRA_MAX_STRUCTURE_COUNT): Removed.
16709 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16710 * doc/invoke.texi (sra-max-structure-size): Removed.
16711 (sra-field-structure-ratio): Removed.
16713 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16715 PR middle-end/40291
16716 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16719 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16721 PR rtl-optimization/40101
16722 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16723 seqno. Adjust comment.
16724 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16725 inserting bookkeeping before a jump, the jump is not scheduled.
16726 When no positive seqno found, provide a value. Add comment.
16728 2009-05-29 Richard Guenther <rguenther@suse.de>
16730 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
16731 short-cutting on the first component.
16733 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16735 PR middle-end/39958
16736 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
16737 for trees other than decls/types.
16739 2009-05-29 Richard Guenther <rguenther@suse.de>
16741 * tree-ssa-operands.c (get_expr_operands): Do not handle
16742 INDIRECT_REFs in the handled-component case. Remove
16743 unused get_ref_base_and_extent case.
16744 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
16745 tree_low_cst and host_integerp where possible.
16746 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16747 codes for equivalence.
16748 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16750 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16752 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16753 to tmake_file for i[34567]86-*-cygwin*.
16755 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16758 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16759 (altivec_categorize_keyword, init_vector_keywords,
16760 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16763 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16765 * tree.c (handle_dll_attribute): Check if node is
16766 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16768 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16770 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16772 (thumb2_zero_extendqidi2): Likewise.
16774 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16776 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16777 instead of gen_movrt.
16778 * config/sh/sh.md (movrt): Remove.
16780 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16782 * doc/invoke.texi (IA-64 Options):
16783 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16784 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16785 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16786 -msched-prefer-non-control-spec-insns,
16787 -msched-stop-bits-after-every-cycle,
16788 -msched-count-spec-in-critical-path,
16789 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16790 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16791 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16792 and -msched-spec-verbose.
16794 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16796 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16797 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16799 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16801 2009-05-28 Richard Guenther <rguenther@suse.de>
16803 * tree-ssa-alias.c (ao_ref_init): New function.
16804 (ao_ref_base): Likewise.
16805 (ao_ref_base_alias_set): Likewise.
16806 (ao_ref_alias_set): Likewise.
16807 (refs_may_alias_p_1): Change signature.
16808 (refs_may_alias_p): Adjust.
16809 (refs_anti_dependent_p): Likewise.
16810 (refs_output_dependent_p): Likewise.
16811 (call_may_clobber_ref_p_1): Change signature.
16812 (call_may_clobber_ref_p): Adjust.
16813 (stmt_may_clobber_ref_p_1): New function split out from ...
16814 (stmt_may_clobber_ref_p): ... here.
16815 (maybe_skip_until): Adjust signature.
16816 (get_continuation_for_phi): Likewise.
16817 (walk_non_aliased_vuses): Likewise.
16818 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16819 (ao_ref_init): Declare.
16820 (ao_ref_base): Likewise.
16821 (ao_ref_alias_set): Likewise.
16822 (stmt_may_clobber_ref_p_1): Likewise.
16823 (walk_non_aliased_vuses): Adjust.
16824 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16825 (get_ref_from_reference_ops): remove.
16826 (vn_reference_lookup_2): Adjust signature.
16827 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16828 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16829 (vn_reference_lookup): Adjust.
16830 (vn_reference_insert): Likewise.
16831 (vn_reference_insert_pieces): Adjust signature.
16832 (visit_reference_op_call): Adjust.
16833 * tree-ssa-pre.c (get_expr_type): Simplify.
16834 (phi_translate_1): Adjust.
16835 (compute_avail): Likewise.
16836 (translate_vuse_through_block): Do not re-build trees.
16837 (value_dies_in_block_x): Likewise.
16838 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16840 (vn_reference_lookup_pieces): Adjust declaration.
16841 (vn_reference_insert_pieces): Likewise.
16843 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16845 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16846 with checking disabled.
16848 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16852 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16853 macro definition for support of three-operand format aligned
16854 .comm directive in assembler on cygwin/pe/mingw target OS.
16855 * configure: Regenerate.
16856 * config.h: Regenerate.
16858 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16859 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16860 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16862 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16863 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16865 2009-05-28 Ira Rosen <irar@il.ibm.com>
16867 PR tree-optimization/40254
16868 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16869 in analysis of basic blocks.
16871 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16873 PR middle-end/33699
16874 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16875 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16876 (TARGET_INITIALIZER): Use it.
16877 * cse.c (CHEAPER): Move it up to the other macros.
16878 (insert): Rename this ...
16879 (insert_with_costs): ... to this. Add cost parameters. Update
16881 (insert): New function. Call insert_with_costs.
16882 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16883 find_reg_offset_for_const, try_const_anchors): New functions.
16884 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16885 when using a const-anchor. Call insert_const_anchors.
16886 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16887 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16889 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16891 * tree-inline.c (remap_decls): Enable nonlocalized variables
16892 when not optimizing.
16894 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16896 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16897 Simplify other tests involving optimize.
16899 2009-05-27 Tom Tromey <tromey@redhat.com>
16901 * unwind-dw2.c (_Unwind_DebugHook): New function.
16902 (uw_install_context): Call _Unwind_DebugHook.
16904 2009-05-27 Tom Tromey <tromey@redhat.com>
16906 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16908 2009-05-27 Ian Lance Taylor <iant@google.com>
16910 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16911 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16912 (ALL_LINKERFLAGS): Define.
16913 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16914 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16915 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16916 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16917 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16918 $(LINKER_FOR_BUILD).
16919 (build/gcov-iov$(build_exeext)): Likewise.
16921 2009-05-27 Julian Brown <julian@codesourcery.com>
16923 * gcse.c (target.h): Include.
16924 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16925 copy of argument to a pseudo register.
16927 2009-05-27 Diego Novillo <dnovillo@google.com>
16929 * tree-ssa-live.c (dump_scope_block): Document arguments.
16930 (dump_scope_blocks): Document.
16931 (debug_scope_blocks): New.
16932 * tree-flow.h (debug_scope_blocks): Declare.
16934 2009-05-21 Denis Chertykov <denisc@overta.ru>
16936 * doc/contrib.texi (Contributors): Add myself to the list.
16938 2009-05-27 Olivier Hainque <hainque@adacore.com>
16940 * expr.c (target_align): New function. Alignment the TARGET of an
16941 assignment may be assume to have.
16942 (highest_pow2_factor_for_target): Use it instead of relying on
16943 immediate tree attributes of TARGET, not necessarily honored when
16944 intermediate bitfields are involved.
16946 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16949 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16950 AVX, SSE4, AES, PCLMUL and POPCNT.
16952 2009-05-27 Diego Novillo <dnovillo@google.com>
16954 * tree-pretty-print.c (dump_location): New.
16955 (dump_generic_node): Call it.
16956 Factor code to handle BLOCK nodes ...
16957 (dump_block_node): ... here.
16959 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16961 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16963 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16965 * gcc-plugin.h: Include config.h and system.h.
16966 (IN_GCC): Define if not defined.
16968 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16970 PR middle-end/40249
16971 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16974 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16976 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16978 * config/m32r/m32r.h: Ditto.
16979 * config/m32r/m32r.md: Ditto.
16980 * config/m32r/predicates.md: Ditto.
16982 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16984 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16986 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16989 (Loading plugins): typo.
16990 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16991 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16992 (Interacting with the GCC Garbage Collector): Added new section.
16993 (Giving information about a plugin): Added new section for
16995 * ggc.h (ggc_register_root_tab): Added declaration.
16996 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16997 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16998 (register_callback): Improved comment in declaration.
16999 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17000 (extra_root_vec) Added static variable for dynamic roots registration.
17001 (ggc_register_root_tab) Added new routine.
17002 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17003 PLUGIN_GGC_MARKING event.
17004 * ggc-zone.c: Include plugin.h.
17005 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17006 * ggc-page.c: Include plugin.h.
17007 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17008 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17009 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17010 (register_callback): check lack of callbacks for
17011 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17012 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17013 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17014 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17015 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17016 dependency on plugin.h.
17017 (plugin.o): Added dependency on ggc.h...
17019 2009-05-26 Richard Guenther <rguenther@suse.de>
17021 PR middle-end/40248
17023 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17024 with mismatched comparison modes.
17026 * expr.c (expand_expr_real_1): Expand the operand of a
17027 VIEW_CONVERT_EXPR in its natural mode.
17029 2009-05-26 Ian Lance Taylor <iant@google.com>
17031 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17032 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17033 (ALL_COMPILERFLAGS): Define.
17034 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17035 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17036 (collect2$(exeext), collect2.o): Likewise.
17037 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17038 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17039 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17040 (libbackend.o, intl.o, cppdefault.o): Likewise.
17041 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17042 (build/%.o): Use $(COMPILER_FOR_BUILD).
17043 (build/gen%$(build_exeext)): Likewise.
17044 (build/gcov-iov$(build_exeext)): LIkewise.
17045 * config/t-darwin (darwin.o): Use $(COMPILER).
17046 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17047 * config/t-sol2 (sol2-c.o): Likewise.
17048 (sol2.o): Likewise.
17049 * config/t-vxworks (vxworks.o): Likewise.
17050 * config/x-darwin (host-darwin.o): Likewise.
17051 * config/x-hpux (host-hpux.o): Likewise.
17052 * config/x-linux (host-linux.o): Likewise.
17053 * config/x-solaris (host-solaris.o): Likewise.
17054 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17055 * config/arm/t-arm (arm-c.o): Likewise.
17056 * config/arm/t-pe (pe.o): Likewise.
17057 * config/arm/t-wince-pe (pe.o): Likewise.
17058 * config/i386/t-cygming (winnt.o): Likewise.
17059 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17060 * config/i386/t-cygwin (cygwin1.o): Likewise.
17061 (cygwin2.o): Likewise.
17062 * config/i386/t-i386 (i386-c.o): Likewise.
17063 * config/i386/t-interix (winnt.o): Likewise.
17064 * config/i386/t-netware (netware.o): Likewise.
17065 * config/i386/t-nwld (nwld.o): Likewise.
17066 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17067 * config/i386/x-i386 (driver-i386.o): Likewise.
17068 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17069 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17070 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17071 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17072 * config/mips/x-native (driver-native.o): Likewise.
17073 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17074 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17075 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17076 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17077 * config/score/t-score-elf (score7.o): Likewise.
17078 (score3.o): Likewise.
17079 * config/sh/t-sh (sh-c.o): Likewise.
17080 * config/sh/t-symbian (sh-c.o): Likewise.
17081 (symbian.o): Likewise.
17082 * config/spu/t-spu-elf (spu-c.o): Likewise.
17083 * config/v850/t-v850 (v850-c.o): Likewise.
17084 * config/v850/t-v850e (v850-c.o): Likewise.
17086 2009-05-26 Richard Guenther <rguenther@suse.de>
17088 PR tree-optimization/40122
17089 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17090 VECTOR_CSTs if possible.
17091 (fold_gimple_assign): Likewise.
17093 2009-05-26 Richard Guenther <rguenther@suse.de>
17095 PR middle-end/40252
17096 * fold-const.c (fold_binary): Use the correct types for building
17099 2009-05-26 Richard Guenther <rguenther@suse.de>
17101 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17102 redundant calls to merge_alias_info.
17103 (bump_vector_ptr): Likewise.
17104 * tree-ssa-copy.c (merge_alias_info): Remove.
17105 (replace_exp_1): Remove call to merge_alias_info.
17106 (propagate_tree_value): Likewise.
17107 (fini_copy_prop): Propagate points-to info.
17108 * tree-flow.h (merge_alias_info): Remove.
17110 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17112 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17114 2009-05-25 Jan Hubicka <jh@suse.cz>
17116 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17117 * cgraph.h (struct inline_summary): New filed self_wize,
17118 size_inlining_benefit, self_time and time_inlining_benefit.
17119 (struct cgraph_global_info): Replace insns by time ans size fields.
17120 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17121 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17122 (ipcp_update_callgraph): Do not touch function bodies.
17123 * ipa-inline.c: Include except.h
17124 (MAX_TIME): New constant.
17125 (overall_insns): Remove.
17126 (leaf_node_p): New.
17127 (overall_size, max_benefit): New static variables.
17128 (cgraph_estimate_time_after_inlining): New function.
17129 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17130 (cgraph_clone_inlined_nodes): Update size.
17131 (cgraph_mark_inline_edge): Update size.
17132 (cgraph_estimate_growth): Use size info.
17133 (cgraph_check_inline_limits): Check size.
17134 (cgraph_default_inline_p): Likewise.
17135 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17136 (cgraph_decide_recursive_inlining): Check size.
17137 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17139 (cgraph_decide_inlining): Likewise.
17140 (cgraph_decide_inlining_incrementally): Likewise; honor
17141 PARAM_EARLY_INLINING_INSNS.
17142 (likely_eliminated_by_inlining_p): New predicate.
17143 (estimate_function_body_sizes): New function.
17144 (compute_inline_parameters): Use it.
17145 * except.c (must_not_throw_labels): New function.
17146 * except.h (must_not_throw_labels): Declare.
17147 * tree-inline.c (init_inline_once): Kill inlining_weigths
17148 * tree-ssa-structalias.c: Avoid uninitialized warning.
17149 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17150 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17151 (PARAM_INLINE_CALL_COST): Remove.
17152 (PARAM_EARLY_INLINING_INSNS): New.
17154 2009-05-25 Richard Guenther <rguenther@suse.de>
17156 PR tree-optimization/36327
17157 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17158 callback for reference translation or lookup at the point of may-defs.
17159 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17160 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17161 for union COMPONENT_REFs.
17162 (vn_reference_lookup_3): New callback. Lookup from memset
17163 and CONSTRUCTOR assignment, translate through struct copies.
17164 (vn_reference_lookup_pieces): Make sure to not free the
17165 passed operands array. Adjust walk_non_aliased_vuses call.
17166 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17167 make sure we do not leak memory.
17169 2009-05-25 Richard Guenther <rguenther@suse.de>
17171 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17172 * tree-inline.c (expand_call_inline): Reset the escaped and
17173 callused solutions.
17174 * tree-ssa-structalias.c (pass_build_ealias): New.
17175 * tree-pass.h (pass_build_ealias): Declare.
17176 * passes.c (init_optimization_passes): Add PTA during
17177 early optimizations.
17178 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17179 and CALLUSED solutions.
17180 (dump_points_to_solution): New function, split out from ...
17181 (dump_points_to_info_for): ... here.
17182 * tree-parloops.c (parallelize_loops): Reset the escaped and
17183 callused solutions.
17185 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17188 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17189 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17191 2009-05-25 Ira Rosen <irar@il.ibm.com>
17193 PR tree-optimization/40238
17194 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17195 statements after basic block's labels.
17196 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17197 to free the allocated memory.
17199 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17201 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17202 return address with a USE.
17204 2009-05-24 Richard Guenther <rguenther@suse.de>
17206 PR middle-end/40233
17207 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17208 array type from the main variant of the inner type.
17210 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17212 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17213 definition to bool (from int) to un-break build.
17214 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17216 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17218 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17219 discard_stmt_changes): Delete.
17220 * tree-ssa-operands.c (scb_stack): Delete.
17221 (init_ssa_operands): Do not initialize it.
17222 (fini_ssa_operands): Do not free it.
17223 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17225 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17226 update_stmt, remove the others. Fix comments.
17227 * tree-dfa.c (optimize_stack_restore): Likewise.
17228 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17229 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17230 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17231 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17233 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17234 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17235 (dom_opt_finalize_block): Likewise, adjusting access to
17237 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17238 (stmts_to_rescan): Change item type to gimple.
17239 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17241 2009-05-24 Ira Rosen <irar@il.ibm.com>
17243 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17244 * tree-pass.h (pass_slp_vectorize): New pass.
17245 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17246 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17247 * tree-vectorizer.c (timevar.h): Include.
17248 (user_vect_verbosity_level): Declare.
17249 (vect_location): Fix comment.
17250 (vect_set_verbosity_level): Update user_vect_verbosity_level
17251 instead of vect_verbosity_level.
17252 (vect_set_dump_settings): Add an argument. Ignore user defined
17253 verbosity if dump flags require higher level of verbosity. Print to
17254 stderr only for loop vectorization.
17255 (vectorize_loops): Update call to vect_set_dump_settings.
17256 (execute_vect_slp): New function.
17257 (gate_vect_slp): Likewise.
17258 (struct gimple_opt_pass pass_slp_vectorize): New.
17259 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17260 access its members.
17261 (vec_info_for_bb): New function.
17262 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17263 (VECTORIZATION_ENABLED): New macro.
17264 (SLP_ENABLED, SLP_DISABLED): Likewise.
17265 (vect_is_simple_use): Add bb_vec_info argument.
17266 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17267 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17268 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17269 vect_schedule_slp, vect_analyze_slp): Likewise.
17270 (vect_analyze_stmt): Add slp_tree argument.
17271 (find_bb_location): Declare.
17272 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17273 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17274 (vect_analyze_loop_operations, vect_analyze_loop,
17275 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17276 vect_finalize_reduction, vectorizable_reduction,
17277 vectorizable_live_operation, vect_transform_loop): Likewise.
17278 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17279 skip evolution analysis if analyzing a basic block.
17280 (dr_analyze_indices): Likewise.
17281 (initialize_data_dependence_relation): Skip the test whether the
17282 object is invariant for basic blocks.
17283 (compute_all_dependences): Skip dependence analysis for data
17284 references in basic blocks.
17285 (find_data_references_in_stmt): Don't fail in case of invariant
17286 access in basic block.
17287 (find_data_references_in_bb): New function.
17288 (find_data_references_in_loop): Move code to
17289 find_data_references_in_bb and add a call to it.
17290 (compute_data_dependences_for_bb): New function.
17291 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17292 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17294 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17295 unknown dependence in basic block and fail in case of dependence in
17297 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17298 dependence instances from either loop or basic block vectorization
17300 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17301 before calling nested_in_vect_loop_p.
17302 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17303 dependence instances from either loop or basic block vectorization
17305 (vect_verify_datarefs_alignment): Likewise.
17306 (vect_enhance_data_refs_alignment): Adjust function calls.
17307 (vect_analyze_data_refs_alignment): Likewise.
17308 (vect_analyze_group_access): Fix printing. Skip different checks if
17309 DR_STEP is 0. Keep strided stores either in loop or basic block
17310 vectorization data structure. Fix indentation.
17311 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17313 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17314 dependence instances from either loop or basic block vectorization
17316 (vect_analyze_data_refs): Update comment. Call
17317 compute_data_dependences_for_bb to analyze basic blocks.
17318 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17319 case of loop vectorization. In case of basic block vectorization use
17320 data-ref itself as a base.
17321 (vect_create_data_ref_ptr): In case of basic block vectorization:
17322 don't advance the pointer, add new statements before the current
17323 statement. Adjust function calls.
17324 (vect_supportable_dr_alignment): Support only aligned accesses in
17325 basic block vectorization.
17326 * common.opt (ftree-slp-vectorize): New flag.
17327 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17328 (vect_pattern_recog_1): Likewise.
17329 * tree-vect-stmts.c (process_use): Likewise.
17330 (vect_init_vector): Add new statements in the beginning of the basic
17331 block in case of basic block SLP.
17332 (vect_get_vec_def_for_operand): Adjust function calls.
17333 (vect_finish_stmt_generation): Likewise.
17334 (vectorizable_call): Add assert that it is loop vectorization, adjust
17336 (vectorizable_conversion, vectorizable_assignment): Likewise.
17337 (vectorizable_operation): In case of basic block SLP, take
17338 vectorization factor from statement's type and skip the relevance
17339 check. Adjust function calls.
17340 (vectorizable_type_demotion): Add assert that it is loop
17341 vectorization, adjust function calls.
17342 (vectorizable_type_promotion): Likewise.
17343 (vectorizable_store): Check for outer loop only in case of loop
17344 vectorization. Adjust function calls. For basic blocks, skip the
17345 relevance check and don't advance pointers.
17346 (vectorizable_load): Likewise.
17347 (vectorizable_condition): Add assert that it is loop vectorization,
17348 adjust function calls.
17349 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17350 that it is not reduction, get vector type, call only supported
17351 functions, skip loop specific parts.
17352 (vect_transform_stmt): Check for outer loop only in case of loop
17354 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17355 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17356 for external definition.
17357 * passes.c (pass_slp_vectorize): New pass.
17358 * tree-vect-slp.c (find_bb_location): New function.
17359 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17360 check for patterns only in loops.
17361 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17362 case of multiple types in basic block SLP.
17363 (vect_mark_slp_stmts_relevant): New function.
17364 (vect_supported_load_permutation_p): Fix comment.
17365 (vect_analyze_slp_instance): Add argument. In case of basic block
17366 SLP, take vectorization factor from statement's type, check that
17367 unrolling factor is 1. Adjust function call. Save SLP instance in
17368 either loop or basic block vectorization structure. Return FALSE,
17370 (vect_analyze_slp): Add argument. Get strided stores groups from
17371 either loop or basic block vectorization structure. Return FALSE
17372 if basic block SLP failed.
17373 (new_bb_vec_info): New function.
17374 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17375 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17376 (vect_schedule_slp): Add argument. Get SLP instances from either
17377 loop or basic block vectorization structure. Set vectorization factor
17378 to be 1 for basic block SLP.
17379 (vect_slp_transform_bb): New function.
17380 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17382 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17384 * final.c (shorten_branches): Do not align labels for jump tables.
17385 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17387 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17389 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17390 Remove outdated reference to flow.c and fix nits.
17391 * doc/gccint.texi: Tweak RTL description.
17392 * doc/rtl.texi: Likewise.
17394 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17396 * config/avr/avr.c: Change my email address.
17397 * config/avr/avr.h: Likewise.
17398 * config/avr/avr.md: Likewise.
17399 * config/avr/avr-protos.h: Likewise.
17400 * config/avr/libgcc.S: Likewise.
17402 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17404 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17405 (spu_split_load, spu_split_store): Change return type to int.
17406 (spu_split_convert): Declare.
17407 * config/spu/predicates.md (spu_mem_operand): Remove.
17408 (spu_mov_operand): Update.
17409 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17410 * config/spu/spu.c (regno_aligned_for_load): Remove.
17411 (reg_aligned_for_addr, spu_expand_load): Define.
17412 (spu_expand_extv): Reimplement and handle MEM.
17413 (spu_expand_insv): Handle MEM.
17414 (spu_sched_reorder): Handle insn's with length 0.
17415 (spu_legitimate_address_p): Reimplement.
17416 (store_with_one_insn_p): Return TRUE for any mode with size
17417 larger than 16 bytes.
17418 (address_needs_split): Define.
17419 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17421 (spu_convert_move): Define.
17422 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17423 (spu_split_store): Change all MEM's to TImode.
17424 (spu_init_expanders): Preallocate registers that correspond to
17425 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17427 (spu_split_convert): Define.
17428 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17429 (_move<mode>, _movdi, _movti): Update predicate and condition.
17430 (load, store): Change to define_split.
17431 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17433 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17434 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17435 define_insn_and_split of lshr<mode>3.
17436 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17437 (<v>ashr<mode>3_imm): Define.
17438 (extv, extzv, insv): Allow MEM operands.
17439 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17440 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17441 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17442 (_spu_convert2): Change to define_insn_and_split and remove the
17443 corresponding define_peephole2.
17444 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17445 Change predicates to memory_operand.
17447 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17449 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17451 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17453 PR tree-optimization/40219
17454 * tree.c (iterative_hash_expr): Make sure the builtin function is
17455 a normal builtin function and not a front end or back end builtin
17456 before indexing into the built_in_decls array.
17458 2009-05-22 Richard Guenther <rguenther@suse.de>
17460 PR middle-end/38964
17461 * alias.c (write_dependence_p): Do not use TBAA for answering
17462 anti-dependence or output-dependence.
17463 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17464 (emit_pointer_definition): Remove.
17465 (emit_alias_warning): Likewise.
17466 (find_what_var_points_to): Remove TBAA pruning code.
17467 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17469 (compute_points_to_sets): Remove code computing the set of
17470 dereferenced pointers.
17471 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17472 oracle for querying anti and output dependencies.
17473 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17474 if TBAA may be applied.
17475 (refs_anti_dependent_p): New function.
17476 (refs_output_dependent_p): Likewise.
17477 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17478 (refs_output_dependent_p): Likewise.
17479 * doc/tree-ssa.texi (Memory model): New section.
17480 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17481 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17482 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17483 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17484 * expr.c (expand_expr_real_1): Likewise.
17485 * gimple-low.c (lower_stmt): Likewise.
17486 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17487 (dump_gimple_cdt): Remove.
17488 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17489 (gimple_size): Likewise.
17490 (walk_gimple_op): Likewise.
17491 (is_gimple_stmt): Likewise.
17492 (walk_stmt_load_store_addr_ops): Likewise.
17493 (gimple_build_cdt): Remove.
17494 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17495 * gimple.h (gimple_cdt_new_type): Remove.
17496 (gimple_cdt_new_type_ptr): Likewise.
17497 (gimple_cdt_set_new_type): Likewise.
17498 (gimple_cdt_location): Likewise.
17499 (gimple_cdt_location_ptr): Likewise.
17500 (gimple_cdt_set_location): Likewise.
17501 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17502 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17503 GIMPLE_CHANGE_DYNAMIC_TYPE.
17504 (verify_types_in_gimple_stmt): Likewise.
17505 * tree-inline.c (estimate_num_insns): Likewise.
17506 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17507 (copy_decl_to_var): Likewise.
17508 (copy_result_decl_to_var): Likewise.
17509 * tree-pretty-print.c (dump_generic_node): Do not handle
17510 CHANGE_DYNAMIC_TYPE_EXPR.
17511 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17512 * tree-ssa-operands.c (get_expr_operands): Likewise.
17513 * tree-ssa-structalias.c (struct variable_info): Remove
17514 no_tbaa_pruning member.
17515 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17516 (unify_nodes): Do not copy it.
17517 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17518 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17519 (set_uids_in_ptset): Do not check it.
17520 (find_what_var_points_to): Likewise.
17521 (compute_tbaa_pruning): Remove.
17522 (compute_points_to_sets): Do not call it.
17523 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17524 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17525 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17526 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17527 (DECL_NO_TBAA_P): Likewise.
17528 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17529 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17530 (expand_omp_atomic_pipeline): Do not set it.
17531 * print-tree.c (print_node): Do not dump it.
17532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17535 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17538 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17541 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17543 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17546 2009-05-22 Ben Elliston <bje@au.ibm.com>
17548 * Makefile.in (bversion.h, s-bversion): New targets.
17549 (TOPLEV_H): Add bversion.h.
17550 * toplev.h: Include "bversion.h".
17551 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17552 the __format__ attribute only if compiling with the same version
17553 of GCC as the sources (the "build version").
17555 2009-05-22 Ben Elliston <bje@au.ibm.com>
17557 * c-format.c (handle_format_attribute): Fix comment typo.
17559 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17562 * config/ia64/ia64.opt (mfused-madd): New.
17563 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17564 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17565 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17566 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17567 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17568 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17569 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17570 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17571 instruction if !TARGET_FUSED_MADD.
17572 (fpma, fpms): Remove colon from name.
17574 2009-05-22 Richard Guenther <rguenther@suse.de>
17576 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17577 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17578 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17580 (create_expression_by_pieces): Only convert if necessary.
17581 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17582 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17584 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17586 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17587 regular pattern from a template and rename it ...
17588 (*extzv_truncsi_exts): ... to this.
17590 2009-05-21 Richard Guenther <rguenther@suse.de>
17592 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17593 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17594 (cgraph_default_inline_p): Likewise.
17595 (cgraph_decide_inlining_incrementally): Likewise.
17597 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17598 Uros Bizjak <ubizjak@gmail.com>
17600 * config/i386/cpuid.h (bit_MOVBE): New.
17602 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17604 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17605 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17606 (ix86_handle_option): Handle OPT_mmovbe.
17607 (ix86_target_string): Add -mmovbe.
17608 (pta_flags): Add PTA_MOVBE.
17609 (processor_alias_table): Add PTA_MOVBE to "atom".
17610 (override_options): Handle PTA_MOVBE.
17612 * config/i386/i386.h (TARGET_MOVBE): New.
17614 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17615 (*bswapsi_movbe): New.
17616 (*bswapdi_movbe): Likewise.
17617 (bswapdi2): Renamed to ...
17618 (*bswapdi_1): This.
17619 (bswapdi2): New expander.
17621 * config/i386/i386.opt (mmovbe): New.
17623 * doc/invoke.texi: Document -mmovbe.
17625 2009-05-21 Taras Glek <tglek@mozilla.com>
17627 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17628 * gcc-plugin.h (plugin_init): Updated signature.
17629 * gcc-plugin.h (plugin_name_args): Moved to this header.
17630 * doc/plugins.texi (plugin_init): Updated documention to reflect
17632 * doc/plugins.texi (plugin_name_args): Added to documention.
17634 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17636 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17637 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17639 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17641 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17642 JUMP_TABLE_DATA_P predicates where applicable.
17643 * config/i386/predicates.md: Ditto.
17644 * config/i386/sse.md: Ditto.
17646 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17648 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17649 operand2 -128 override length_immediate attribute to 1.
17650 * config/i386/predicates.md (constm128_operand): New predicate.
17652 * config/i386/i386.c (memory_address_length): Handle %r12
17653 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17655 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17656 mode look through optional ZERO_EXTEND and SUBREG.
17657 * config/i386/i386.md (R12_REG): New define_constant.
17658 (prefix_data16): For sse unit set also for MODE_TI insns.
17659 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17660 insns set if operand 1 is ext_QIreg_operand.
17661 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17662 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17664 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17665 mode from MODE_DI to MODE_SI.
17666 (movdi_1_rex64): Override modrm and length_immediate attributes
17667 only for movabs (TYPE_IMOV, alternative 2).
17668 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17669 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17670 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17671 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17672 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17673 prefix_rex attribute if DImode.
17674 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17675 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
17676 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
17677 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17678 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17679 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17680 Likewise. For TYPE_IMOV clear length_immediate attribute.
17681 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17682 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17683 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17684 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17685 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17686 or one operand TYPE_ISHIFT.
17687 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17688 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17689 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17690 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17691 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17692 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17693 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17694 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17695 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17696 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17697 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17698 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17699 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17700 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17701 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17702 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17703 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17704 set mode attribute, don't override length attribute.
17705 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17707 (return_internal_long): Set length attribute to 2 instead of 1.
17708 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17709 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17710 prefix_rex attribute.
17711 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17713 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17715 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17717 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17719 2009-05-20 Ian Lance Taylor <iant@google.com>
17721 * tree.c (build_tree_list_vec_stat): New function.
17722 (ctor_to_vec): New function.
17723 (build_nt_call_vec): New function.
17724 (build_call_array): Change args to be a const pointer.
17725 (build_call_vec): New function.
17726 * tree.h (build_nt_call_vec): Declare.
17727 (build_tree_list_vec_stat): Declare.
17728 (build_tree_list_vec): Define.
17729 (build_call_array): Update declaration.
17730 (build_call_vec): Declare.
17731 (ctor_to_vec): Declare.
17732 * c-common.c (tree_vector_cache): New static variable.
17733 (make_tree_vector): New function.
17734 (release_tree_vector): New function.
17735 (make_tree_vector_single): New function.
17736 (make_tree_vector_copy): New function.
17737 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
17738 (make_tree_vector_single, make_tree_vector_copy): Declare.
17739 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
17740 (c_parser_expr_list): Don't manage cache here, instead call
17742 (c_parser_release_expr_list): Remove static function.
17743 (c_parser_vec_to_tree_list): Remove static function.
17744 (c_parser_attributes): Call build_tree_list_vec instead of
17745 c_parser_vec_to_tree_list. Call release_tree_vector instead of
17746 c_parser_release_expr_list.
17747 (c_parser_postfix_expression_after_primary): Likewise.
17748 (c_parser_objc_keywordexpr): Likewise.
17750 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17752 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17753 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17754 TARGET_CONVERT_TO_TYPE.
17755 * hooks.c (hook_tree_const_tree_null): Define.
17756 * hooks.h (hook_tree_const_tree_null): Declare.
17757 * target.h (struct gcc_target): Add invalid_parameter_type,
17758 invalid_return_type, promoted_type, and convert_to_type fields.
17759 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17760 (TARGET_INVALID_RETURN_TYPE): Define.
17761 (TARGET_PROMOTED_TYPE): Define.
17762 (TARGET_CONVERT_TO_TYPE): Define.
17763 (TARGET_INITIALIZER): Update for new fields.
17764 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17765 (grokparms): Check targetm.invalid_parameter_type.
17766 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17767 * c-convert.c (convert): Check targetm.convert_to_type.
17769 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17771 * config/mips/mips.md (*extenddi_truncate<mode>,
17772 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17774 (*extendhi_truncateqi): New define_insn_and_sptit.
17776 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17778 PR middle-end/40204
17779 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17780 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17782 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17784 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17785 the operand of VIEW_CONVERT_EXPR.
17787 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17789 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17790 extended family and model for Intel processors. Support Intel Atom.
17792 2009-05-20 Olivier Hainque <hainque@adacore.com>
17794 * gstab.h (stab_code_type): Define, to be used instead of the
17795 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17797 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17798 occurrences by stab_code_type.
17799 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17801 2009-05-20 Martin Jambor <mjambor@suse.cz>
17803 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17804 (sra_insert_before): Likewise.
17805 (sra_insert_after): Likewise.
17806 (sra_init_cache): Likewise.
17807 (sra_type_can_be_decomposed_p): Likewise.
17808 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17809 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17810 (sra_insert_before): Likewise.
17811 (sra_insert_after): Likewise.
17812 (sra_init_cache): Likewise.
17813 (insert_edge_copies_seq): Made static and moved upwards.
17815 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17818 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17820 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17821 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17824 2009-05-20 Richard Guenther <rguenther@suse.de>
17826 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17827 with mismatched comparison modes.
17829 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17831 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17832 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17833 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17834 with shifts for Thumb2.
17835 (orsi_notsi): New for orn.
17836 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17837 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17838 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17839 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17840 Don't invert remainder for IOR.
17842 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17844 PR tree-optimization/40087
17845 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17846 number_of_iterations_ne): Rename never_infinite argument.
17847 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17848 number_of_iterations_le): Handle pointer-type ivs when
17849 exit_must_be_taken is false.
17850 (number_of_iterations_cond): Do not always assume that
17851 exit_must_be_taken if the control variable is a pointer.
17853 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17855 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17856 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17858 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17860 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17861 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17863 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17866 * c.opt (Wlogical-op): Disabled by default.
17867 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17869 * doc/invoke.texi (Wlogical-op): Likewise.
17871 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17873 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17875 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17876 Propagate the type of the first operand.
17877 <ASSERT_EXPR>: Simplify.
17878 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17879 Rewrite using the RHS code as discriminant.
17880 <NOP_EXPR>: Turn into CASE_CONVERT.
17881 <PLUS_EXPR>: Propagate the type of the first operand.
17883 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17885 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17886 (ia64_dconst_0_375): New.
17887 * config/ia64/ia64.c (ia64_override_options): Remove
17888 -minline-sqrt-min-latency warning.
17889 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17890 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17891 * config/ia64/ia64.md (*sqrt_approx): Remove.
17892 (sqrtsf2): Remove #if 0.
17893 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17894 (sqrtdf): Remove assert.
17895 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17896 (sqrtxf2): Remove #if 0.
17897 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17898 * div.md (sqrt_approx_rf): New.
17899 (sqrtsf2_internal_thr): New implementation.
17900 (sqrtsf2_internal_lat): New.
17901 (sqrtdf2_internal_thr: New implementation.
17902 (sqrtxf2_internal): New implementation.
17904 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17905 Hans-Peter Nilsson <hp@axis.com>
17907 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17908 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17909 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17910 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17911 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17912 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17913 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17914 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17915 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17916 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17917 * c-common.c: ...from here.
17919 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17921 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17923 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17925 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17927 2009-05-19 Ben Elliston <bje@au.ibm.com>
17929 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17930 assignments with memcpy calls.
17931 (add_fdes): Likewise.
17932 (binary_search_unencoded_fdes): Likewise.
17933 (linear_search_fdes): Eliminate type puns.
17935 2009-05-19 Richard Guenther <rguenther@suse.de>
17937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17938 not falsely claim to have propagated into all uses.
17940 2009-05-19 Ben Elliston <bje@au.ibm.com>
17942 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17945 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17947 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17948 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17949 (TARGET_LEGITIMATE_ADDRESS_P): New.
17950 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17951 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17953 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17956 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17957 child of the containing namespace's DIE.
17959 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17961 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17962 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17963 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17966 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17969 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17970 gen_align with gen_pad.
17971 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17972 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17974 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17975 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17977 * config/i386/i386.md (align): Renamed to ...
17978 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17979 ASM_OUTPUT_MAX_SKIP_PAD.
17981 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17983 * config.gcc: Fix variable syntax.
17986 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17987 before calling exact_log2.
17988 (output_iorsi3): Likewise.
17989 (output_xorsi3): Likewise.
17991 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17993 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17994 for the none zero constant operand except for EQ and NE
17995 comprisons even when the first operand is R0.
17997 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17999 * config/s390/2064.md: Remove trailing whitespaces.
18000 * config/s390/2084.md: Likewise.
18001 * config/s390/constraints.md: Likewise.
18002 * config/s390/fixdfdi.h: Likewise.
18003 * config/s390/libgcc-glibc.ver: Likewise.
18004 * config/s390/s390-modes.def: Likewise.
18005 * config/s390/s390-protos.h: Likewise.
18006 * config/s390/s390.c: Likewise.
18007 * config/s390/s390.h: Likewise.
18008 * config/s390/s390.md: Likewise.
18009 * config/s390/tpf-unwind.h: Likewise.
18011 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18013 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18015 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18018 * configure.ac (m68k-*-*): Check if binutils support TLS.
18019 * configure: Regenerate.
18020 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18021 * config/m68k/constraints.md (Cu): New constraint.
18022 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18023 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18024 (movsi): Handle TLS symbols.
18025 (addsi3_5200): Handle XTLS symbols, indent.
18026 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18027 (m68k_tls_reference_p): Declare.
18028 (m68k_legitimize_address): Declare.
18029 (m68k_unwrap_symbol): Declare.
18030 * config/m68k/m68k.opt (mxtls): New option.
18031 * config/m68k/m68k.c (ggc.h): Include.
18032 (m68k_output_dwarf_dtprel): Implement hook.
18033 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18034 (m68k_expand_prologue): Load GOT pointer when function needs it.
18035 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18036 (m68k_legitimate_constant_address_p): Same.
18037 (m68k_decompose_address): Handle TLS references.
18038 (m68k_get_gp): New static function.
18039 (enum m68k_reloc): New contants.
18040 (TLS_RELOC_P): New macro.
18041 (m68k_wrap_symbol): New static function.
18042 (m68k_unwrap_symbol): New function.
18043 (m68k_final_prescan_insn_1): New static function.
18044 (m68k_final_prescan_insn): New function.
18045 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18047 (legitimize_pic_address): Handle TLS references..
18048 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18049 (m68k_libcall_value_in_a0_p)
18050 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18051 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18052 (m68k_legitimize_tls_address): Handle TLS references.
18053 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18055 (m68k_legitimize_address): Handle TLS symbols.
18056 (m68k_get_reloc_decoration): New static function.
18057 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18059 (m68k_output_dwarf_dtprel): Implement hook.
18060 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18061 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18062 m68k_call_* routines.
18063 (sched_attr_op_type): Handle TLS symbols.
18064 (gt-m68k.h): Include.
18065 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18066 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18068 2009-05-18 Martin Jambor <mjambor@suse.cz>
18070 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18071 (visit_store_addr_for_mod_analysis): New function.
18072 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18073 (determine_cst_member_ptr): Use gimple_assign_single_p.
18074 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18075 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18076 operands. Don't check number of operands of a NOP_EXPR.
18078 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18080 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18082 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18085 * c-common.c (warn_logical_operator): Don't warn if one of
18086 expression isn't always true or false.
18088 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18090 * config/i386/biarch32.h: New file.
18091 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18093 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18095 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18096 *zero_extend<mode>_truncqi): Merge these into ...
18097 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18098 Name the pattern following this as *zero_extendhi_truncqi.
18100 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18102 PR middle-end/39301
18103 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18104 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18105 (output_info): Make field HOST_WIDEST_INT.
18106 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18107 (dump_bitmat_statistics): Same.
18109 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18111 * config.gcc (use_gcc_stdint): Set to wrap.
18112 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18113 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18114 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18115 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18116 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18117 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18118 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18119 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18121 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18123 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18125 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18126 Move definitions earlier.
18127 (OPT_ARCH64, OPT_ARCH32): Define.
18128 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18131 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18134 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18137 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18139 * arm.md (movdi2): Copy non-reg values to DImode registers.
18141 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18144 * final.c (label_to_max_skip): New function.
18145 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18146 CODE_LABEL_NUMBER <= max_labelno.
18147 * output.h (label_to_max_skip): New prototype.
18148 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18149 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18150 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18151 Handle CODE_LABELs with >= 16 byte alignment or with
18152 max_skip == (1 << align) - 1.
18153 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18154 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18157 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18158 .p2align 3 if MAX_SKIP is smaller than 7.
18159 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18161 2009-05-15 Ian Lance Taylor <iant@google.com>
18163 * alias.c (struct alias_set_entry_d): Rename from struct
18164 alias_set_entry. Change all uses.
18165 * except.c (struct call_site_record_d): Rename from struct
18166 call_site_record. Change all uses.
18167 * except.h (struct eh_region_d): Rename from struct eh_region.
18169 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18171 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18172 ivtype_map_elt. Change all uses.
18173 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18175 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18176 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18178 (struct sese_d): Rename from struct sese. Change all uses.
18179 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18180 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18181 * optabs.h (struct optab_d): Rename from struct optab. Change all
18183 (struct convert_optab_d): Rename from struct convert_optab.
18185 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18186 ipa_opt_pass. Change all uses.
18187 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18190 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18191 defined as a typedef.
18192 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18195 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18198 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18200 (merge_ranges): Returns bool.
18201 * tree.h (make_range): .. to here.
18202 (build_range_check): Likewise.
18203 (merge_ranges): Likewise. Renamed from merge_ranges.
18204 * c-typeck.c (parser_build_binary_op): Update calls to
18205 warn_logical_operator.
18206 * c-common.c (warn_logical_operator): Add new warning.
18207 * c-common.h (warn_logical_operator): Update declaration.
18209 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18211 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18213 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18215 * doc/install.texi: Document MPC requirements, flags etc.
18217 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18218 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18219 Evaluate constant arguments.
18220 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18221 (fold_builtin_1): Likewise, also evaluate constant arguments.
18222 Remove superfluous break.
18223 (do_mpc_ckconv): New.
18224 * real.h: Include mpc.h.
18225 * toplev.c (print_version): Output MPC version info if available.
18227 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18229 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18231 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18233 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18236 2009-05-15 Jan Hubicka <jh@suse.cz>
18238 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18239 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18240 (try_inline): Fix return value.
18241 (cgraph_decide_inlining_incrementally): Honor new value.
18242 (cgraph_early_inlining): Handle indirect inlining.
18243 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18245 2009-05-15 Jan Hubicka <jh@suse.cz>
18247 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18248 * cgraphunit.c (cgraph_finalize_function): Set it.
18249 (cgraph_expand_function): Use it.
18251 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18253 * real.c (encode_ieee_half): Define.
18254 (decode_ieee_half): Define.
18255 (ieee_half_format): Define.
18256 (arm_half_format): Define.
18257 * real.h (ieee_half_format): Declare.
18258 (arm_half_format): Declare.
18260 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18262 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18263 swapped, and reversed optabs exist before trying to use them.
18265 2009-05-15 Paul Brook <paul@codesourcery.com>
18266 Sandra Loosemore <sandra@codesourcery.com>
18268 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18269 loads. Allow PRE_DEC.
18270 (output_move_neon): Handle PRE_DEC.
18271 (arm_print_operand): Add 'A' for neon structure loads.
18272 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18273 * config/arm/neon.md (neon_mov): Update comment.
18274 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18276 (Um): New constraint.
18278 2009-05-15 Jan Hubicka <jh@suse.cz>
18280 Revert the following patch until testsuite fallout is fixed:
18281 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18282 * cgraph.h (struct inline_summary): New filed self_wize,
18283 size_inlining_benefit, self_time and time_inlining_benefit.
18284 (struct cgraph_global_info): Replace insns by time ans size fields.
18285 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18286 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18287 (ipcp_update_callgraph): Do not touch function bodies.
18288 * ipa-inline.c: Include except.h
18289 (MAX_TIME): New constant.
18290 (overall_insns): Remove
18291 (overall_size, max_benefit): New static variables.
18292 (cgraph_estimate_time_after_inlining): New function.
18293 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18294 (cgraph_clone_inlined_nodes): Update size.
18295 (cgraph_mark_inline_edge): Update size.
18296 (cgraph_estimate_growth): Use size info.
18297 (cgraph_check_inline_limits): Check size.
18298 (cgraph_default_inline_p): Likewise.
18299 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18300 (cgraph_decide_recursive_inlining): Check size.
18301 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18303 (cgraph_decide_inlining): Likewise.
18304 (cgraph_decide_inlining_incrementally): Likewise; honor
18305 PARAM_EARLY_INLINING_INSNS.
18306 (likely_eliminated_by_inlining_p): New predicate.
18307 (estimate_function_body_sizes): New function.
18308 (compute_inline_parameters): Use it.
18309 * except.c (must_not_throw_labels): New function.
18310 * except.h (must_not_throw_labels): Declare.
18311 * tree-inline.c (init_inline_once): Kill inlining_weigths
18312 * tree-ssa-structalias.c: Avoid uninitialized warning.
18313 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18314 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18315 (PARAM_INLINE_CALL_COST): Remove.
18316 (PARAM_EARLY_INLINING_INSNS): New.
18318 2009-05-15 Richard Guenther <rguenther@suse.de>
18320 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18321 not TODO_update_ssa.
18323 2009-05-15 Richard Guenther <rguenther@suse.de>
18325 PR tree-optimization/39999
18326 * gimple.h (gimple_expr_type): Use the expression type looking
18327 through useless conversions.
18328 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18329 (vn_nary_op_insert_stmt): Likewise.
18330 (simplify_binary_expression): Likewise.
18332 2009-05-15 Richard Guenther <rguenther@suse.de>
18334 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18335 New options, enabled by default.
18336 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18338 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18339 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18340 * tree-ssa-structalias.c (gate_tree_pta): New function.
18341 (pass_build_alias): Use it.
18343 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18346 recurse on an invariant address if a conversion from a pointer
18347 type to a wider integer type is involved.
18349 2009-05-15 Jan Hubicka <jh@suse.cz>
18351 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18352 * cgraph.h (struct inline_summary): New filed self_wize,
18353 size_inlining_benefit, self_time and time_inlining_benefit.
18354 (struct cgraph_global_info): Replace insns by time ans size fields.
18355 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18356 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18357 (ipcp_update_callgraph): Do not touch function bodies.
18358 * ipa-inline.c: Include except.h
18359 (MAX_TIME): New constant.
18360 (overall_insns): Remove
18361 (overall_size, max_benefit): New static variables.
18362 (cgraph_estimate_time_after_inlining): New function.
18363 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18364 (cgraph_clone_inlined_nodes): Update size.
18365 (cgraph_mark_inline_edge): Update size.
18366 (cgraph_estimate_growth): Use size info.
18367 (cgraph_check_inline_limits): Check size.
18368 (cgraph_default_inline_p): Likewise.
18369 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18370 (cgraph_decide_recursive_inlining): Check size.
18371 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18373 (cgraph_decide_inlining): Likewise.
18374 (cgraph_decide_inlining_incrementally): Likewise; honor
18375 PARAM_EARLY_INLINING_INSNS.
18376 (likely_eliminated_by_inlining_p): New predicate.
18377 (estimate_function_body_sizes): New function.
18378 (compute_inline_parameters): Use it.
18379 * except.c (must_not_throw_labels): New function.
18380 * except.h (must_not_throw_labels): Declare.
18381 * tree-inline.c (init_inline_once): Kill inlining_weigths
18382 * tree-ssa-structalias.c: Avoid uninitialized warning.
18383 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18384 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18385 (PARAM_INLINE_CALL_COST): Remove.
18386 (PARAM_EARLY_INLINING_INSNS): New.
18387 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18388 (inline-call-cost): Remove.
18389 (early-inlining-insns): New.
18391 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18393 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18395 (print_int_cst_bounds_in_octal_p): Likewise.
18396 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18398 * dwarf2out.c (base_type_die): Likewise.
18399 (is_subrange_type): Delete.
18400 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18401 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18402 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18403 if the destination type is boolean.
18404 (build_range_check): Do not special-case subtypes.
18405 (fold_sign_changed_comparison): Likewise.
18406 (fold_unary): Likewise.
18407 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18408 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18409 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18410 * tree.c (subrange_type_for_debug_p): New predicate based on the
18411 former is_subrange_type.
18412 * tree.h (subrange_type_for_debug_p): Declare.
18413 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18414 (convert_affine_scev): Remove call to above function.
18415 (chrec_convert_aggressive): Likewise.
18416 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18417 false for conversions involving subtypes.
18418 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18419 (vrp_val_min): Likewise.
18420 (needs_overflow_infinity): Likewise.
18421 (extract_range_from_unary_expr): Likewise.
18423 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18425 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18426 * config/frv/frv.c: Likewise.
18427 * config/s390/s390.c: Likewise.
18428 * config/sparc/sparc.h: Likewise.
18429 * config/i386/i386.h: Likewise.
18430 * config/i386/i386.c: Likewise.
18431 * config/crx/crx.c: Likewise.
18432 * config/m68hc11/m68hc11.h: Likewise.
18433 * config/iq2000/iq2000.c: Likewise.
18434 * config/mn10300/mn10300.h: Likewise.
18435 * config/mn10300/mn10300.c: Likewise.
18436 * config/m68k/m68k.c: Likewise.
18437 * config/rs6000/rs6000.c: Likewise.
18438 * config/rs6000/xcoff.h: Likewise.
18439 * config/rs6000/linux64.h: Likewise.
18440 * config/rs6000/sysv4.h: Likewise.
18441 * config/score/score3.c: Likewise.
18442 * config/score/score7.c: Likewise.
18443 * config/score/score.c: Likewise.
18444 * config/arm/arm.md: Likewise.
18445 * config/mips/mips.c: Likewise.
18446 * config/mips/mips.md: Likewise.
18447 * config/bfin/bfin.h: Likewise.
18448 * config/pa/pa.c: Likewise.
18449 * config/pa/constraints.md: Likewise.
18451 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18452 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18453 * config/pdp11/pdp11.h: Use memory_address_p instead.
18455 2009-05-14 Ian Lance Taylor <iant@google.com>
18457 * passes.c (finish_optimization_passes): Change i to int.
18458 * plugin.c (plugins_active_p): Change event to int.
18459 (dump_active_plugins): Likewise.
18460 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18462 * tree.c (tree_range_check_failed): Change c to unsigned int.
18463 (omp_clause_range_check_failed): Likewise.
18464 (build_common_builtin_nodes): Change mode to int. Add cast.
18465 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18466 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18468 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18469 ++ or -- with a variable of enum type.
18471 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18474 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18476 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18478 * store-motion.c: Do not include params.h
18479 * Makefile.in: Fix dependencies for various files.
18481 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18483 * auto-inc-dec.c: Fix pass description, remove apparent
18484 accidental duplication.
18486 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18488 PR middle-end/40147
18489 * ipa-utils.h (memory_identifier_string): Moved to ...
18490 * tree.h (memory_identifier_string): Here. Add GTY(()).
18492 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18494 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18495 in the former documentation of...
18496 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18497 * ira-conflicts.c (get_dup_num): Use address_operand.
18498 * targhooks.c (default_legitimate_address_p): New.
18499 * targhooks.h (default_legitimate_address_p): New.
18500 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18502 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18503 * target.h (struct target): Add legitimate_address_p.
18504 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18505 (TARGET_INITIALIZER): Include it.
18507 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18508 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18509 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18510 (TARGET_LEGITIMATE_ADDRESS_P): New.
18512 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18513 (REG_OK_STRICT_P): Delete.
18514 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18515 (frv_legitimate_address_p_1): ... this.
18516 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18517 (frv_legitimate_address_p_1): ... the renamed old
18518 frv_legitimate_address_p.
18519 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18520 (TARGET_LEGITIMATE_ADDRESS_P): New.
18522 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18523 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18524 * config/s390/s390.c (legitimate_address_p): Rename to...
18525 (s390_legitimate_address_p): ... this, make static.
18526 (legitimize_address): Adjust call.
18527 (TARGET_LEGITIMATE_ADDRESS_P): New.
18528 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18530 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18531 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18532 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18533 (TARGET_LEGITIMATE_ADDRESS_P): New.
18535 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18536 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18537 * config/spu/spu.c (spu_legitimate_address): Rename to...
18538 (spu_legitimate_address_p): ... this, make static.
18539 (TARGET_LEGITIMATE_ADDRESS_P): New.
18541 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18542 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18543 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18544 (sparc_legitimate_address_p): ... this, make static and return bool.
18545 (legitimize_address): Adjust call.
18546 (TARGET_LEGITIMATE_ADDRESS_P): New.
18548 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18549 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18550 * config/i386/i386.c (legitimate_address_p): Rename to...
18551 (ix86_legitimate_address_p): ... this, make static.
18552 (constant_address_p): Move after it, adjust call.
18553 (TARGET_LEGITIMATE_ADDRESS_P): New.
18555 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18556 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18557 * config/avr/avr.c (legitimate_address_p): Rename to...
18558 (avr_legitimate_address_p): ... this, make static.
18559 (legitimize_address): Adjust call.
18560 (TARGET_LEGITIMATE_ADDRESS_P): New.
18562 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18563 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18564 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18565 (TARGET_LEGITIMATE_ADDRESS_P): New.
18567 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18568 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18569 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18570 (TARGET_LEGITIMATE_ADDRESS_P): New.
18572 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18573 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18575 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18577 (TARGET_LEGITIMATE_ADDRESS_P): New.
18579 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18580 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18582 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18584 (m68hc11_legitimate_address_p): ... this, make static.
18585 (go_if_legitimate_address_internal): Rename to...
18586 (m68hc11_legitimate_address_p_1): ... this.
18587 (legitimize_address): Adjust call.
18588 (TARGET_LEGITIMATE_ADDRESS_P): New.
18590 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18591 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
18592 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18593 (TARGET_LEGITIMATE_ADDRESS_P): New.
18595 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18596 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18597 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18598 (mn10300_legitimate_address_p): ... this, make static.
18599 (TARGET_LEGITIMATE_ADDRESS_P): New.
18601 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18602 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18603 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18604 (TARGET_LEGITIMATE_ADDRESS_P): New.
18606 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18607 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18608 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18609 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18610 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18611 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18612 (rs6000_legitimate_address_p): ... this, make static.
18613 (TARGET_LEGITIMATE_ADDRESS_P): New.
18614 (REG_MODE_OK_FOR_BASE_P): Delete.
18615 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18617 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18618 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18620 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18621 static, adjust types.
18622 (TARGET_LEGITIMATE_ADDRESS_P): New.
18624 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18625 * config/score/score.c (score_address_p): Rename to...
18626 (score_legitimate_address_p): ... this.
18627 (TARGET_LEGITIMATE_ADDRESS_P): New.
18628 * config/score/score3.c (score3_address_p): Rename to...
18629 (score3_legitimate_address_p): ... this.
18630 * config/score/score7.c (score7_address_p): Rename to...
18631 (score7_legitimate_address_p): ... this.
18633 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18634 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18635 GO_IF_LEGITIMATE_ADDRESS): Delete.
18636 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18637 thumb2_legitimate_address_p): Delete.
18638 (arm_legitimate_address_p): Rename to...
18639 (arm_legitimate_address_outer_p): ... this.
18640 * config/arm/constraints.md ("Uq"): Adjust call.
18641 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18642 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18644 (arm_legitimate_address_outer_p): ... this.
18645 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18647 (TARGET_LEGITIMATE_ADDRESS_P): New.
18649 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18650 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18651 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18652 (TARGET_LEGITIMATE_ADDRESS_P): New.
18654 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18655 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18656 * config/vax/vax.c (legitimate_address_p): Rename to...
18657 (vax_legitimate_address_p): ... this, make static.
18658 (TARGET_LEGITIMATE_ADDRESS_P): New.
18660 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18661 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18662 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18663 (TARGET_LEGITIMATE_ADDRESS_P): New.
18665 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18666 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18667 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18668 (mmix_legitimate_address_p): ... this, make static.
18669 (TARGET_LEGITIMATE_ADDRESS_P): New.
18671 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18672 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18673 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18674 (TARGET_LEGITIMATE_ADDRESS_P): New.
18676 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18678 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18679 of MODE_COMPLEX_INT.
18681 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18683 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18684 LCT_NORMAL in function call.
18685 * mips-tdump.c (print_file_desc): Add cast to enum type.
18686 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18687 (mark_stabs): Add casts to enum types.
18688 (parse_stabs_common): Add casts to enum types.
18690 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18692 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18693 Check for invalid values of LETTER.
18695 2009-05-13 Taras Glek <tglek@mozilla.com>
18697 * attribs.c (register_attribute): moved out attribute registration
18698 into register_attribute.
18699 * doc/plugins.texi: Documented register_attribute and
18701 * gcc-plugin.h: Added forward decl for register_attribute.
18702 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18703 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18704 PLUGIN_ATTRIBUTES boilerplate.
18706 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18708 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18709 values even in sentinel and empty entries.
18710 (ms_printf_flag_specs): Likewise.
18711 (ms_scanf_flag_specs): Likewise.
18712 (ms_strftime_flag_specs): Likewise.
18713 (ms_print_char_table): Likewise.
18714 (ms_scan_char_table): Likewise.
18715 (ms_time_char_table): Likewise.
18717 2009-05-13 Doug Kwan <dougkwan@google.com>
18719 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18721 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18723 * config/mips/mips.md (store): Add attributes for QI and HI.
18725 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18726 (truncdi<mode>2): ... this new pattern.
18728 2009-05-13 Brad Hards <bradh@kde.org>
18730 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
18732 2009-05-14 Jakub Jelinek <jakub@redhat.com>
18733 Ben Elliston <bje@au.ibm.com>
18735 PR middle-end/40035
18736 * dse.c (check_mem_read_rtx): Guard against width == -1.
18738 2009-05-13 Michael Matz <matz@suse.de>
18740 PR middle-end/39976
18741 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
18742 (trivially_conflicts_p): New function.
18743 (insert_backedge_copies): Use it.
18745 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18747 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18748 (handle_stdc_pragma): Use new enum constant names.
18749 (handle_pragma_float_const_decimal64): Ditto.
18751 2009-05-13 Ian Lance Taylor <iant@google.com>
18753 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18756 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18758 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18759 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18761 * config/m68k/m68k.h (FL_UCLINUX): Define.
18763 2009-05-13 Jan Hubicka <jh@suse.cz>
18765 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18767 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18769 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18770 unless -fschedule-insns is specified.
18772 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18775 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18776 TARGET_EXPAND_CBRANCHDI4.
18777 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18778 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18779 (cmpeqdi): Fix comment.
18781 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18783 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18784 (sh_legitimate_address_p): Likewise.
18785 * config/sh/sh.c (sh_legitimate_index_p): New.
18786 (sh_legitimate_address_p): Likewise.
18787 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18788 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18789 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18790 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18791 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18792 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18793 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18794 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18795 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18797 2009-05-12 Jan Hubicka <jh@suse.cz>
18799 * tree-inline.c (estimate_operator_cost): Add operands;
18800 when division happens by constant, it is cheap.
18801 (estimate_num_insns): Loads and stores are not having cost of 0;
18802 EH magic stuff is cheap; when computing runtime cost of switch,
18803 use log2 base of amount of its cases; builtin_expect has cost of 0;
18804 compute cost for moving return value of call.
18805 (init_inline_once): Initialize time_based flags.
18806 * tree-inline.h (eni_weights_d): Add time_based flag.
18808 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18810 * df-core.c: Update head documentation.
18812 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18815 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18816 shadowing exisiting variable op1.
18818 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/driver-i386.c (processor_signatures): New enum.
18822 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18823 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18824 processor signature to detect geode processor.
18826 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18830 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18832 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18833 causes spurious differences between trunk and cond-optab branch.
18835 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18837 * dojump.c (compare_from_rtx): Delete.
18838 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18839 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18840 if the comparison does not satisfy the predicate; test predicates for
18841 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18842 further if one existing pattern fails.
18843 * expr.h (compare_from_rtx): Delete.
18844 (prepare_operand): Declare it.
18845 * optabs.c: Change "lib call" to "libcall" throughout.
18846 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18847 HAVE_conditional_trap, emit_cmp_insn): Delete.
18848 (can_compare_p): Delete cmp_optab case.
18849 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18850 Accept other parameters by value.
18851 (prepare_operand): Make non-static.
18852 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18853 other parameters by value. Try to widen operands here based on
18854 an optab_methods argument and looking at cbranch_optab.
18855 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18856 loop. Use cbranch_optab directly.
18857 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18858 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18860 (emit_conditional_move, emit_conditional_add): Inline what's needed
18861 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18862 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18863 with COMPARE. Move cmov_optab and cstore_optab above
18864 with cbranch_optab, move cmp_optab down with ucmp_optab,
18865 remove tst_otpab. Do not initialize trap_rtx.
18866 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18867 for trap code. Do not check HAVE_conditional_trap. Use
18868 prepare_cmp_insn. Accept no predicate for operand 3.
18869 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18870 (OTI_ctrap, ctrap_optab): New.
18871 (tst_optab): Delete.
18872 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18873 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18874 with lookup of ctrap_optab.
18875 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18877 (ctrap_optab): New.
18879 * combine.c (combine_simplify_rtx, simplify_set): Do not
18880 special case comparing against zero for cc0 machines.
18881 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18882 COMPARE on cc0 machines.
18883 (simplify_relational_operation): Return a new expression when
18884 a COMPARE could be removed.
18885 * final.c (final_scan_insn): Compare cc_status values
18886 against LHS of a (compare FOO (const_int 0)) cc0 source.
18887 Also check if cc_status.value is the full compare.
18889 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18890 (cstoreMM4): Document.
18891 (conditional_trap): Document ctrapMM4 instead.
18892 (sync_compare_and_swapMM): Refer to cbranchcc4.
18893 (Dependent Patterns): Eliminate obsolete information referring to
18894 the old jump optimization phase.
18895 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18896 of compares with 0 on cc0 machines.
18897 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18898 avoiding references to cc0. Remove text about storing operands
18900 * doc/tm.texi (Condition Codes): Include blurb on different
18901 condition code representations, separate into subsections for
18902 CC0, MODE_CC and conditional execution.
18904 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18905 alpha_emit_setcc): Accept operands and a machine mode.
18906 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18907 Get code/op0/op1 from operands, use machine mode argument
18908 instead of alpha_compare.fp_p. Emit the branch here.
18909 (alpha_emit_setcc): Likewise, and return boolean.
18910 (alpha_emit_conditional_move): Likewise. Assert that
18911 cmp_op_mode == cmp_mode, and simplify accordingly.
18912 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18913 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18914 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18916 (stack probe test): Use cbranchdi4.
18917 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18919 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18920 * config/arc/arc.h (movsicc, movsfcc): Use it.
18921 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18922 (cbranchsi4, cstoresi4): New.
18923 (cmpsi, bCC and sCC expanders): Remove.
18925 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18926 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18927 * config/arm/predicates.md (arm_comparison_operator): Only include
18928 floating-point operators if there is a hardware floating-point unit.
18929 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18930 deferring to cbranch_cc and cstore_cc respectively.
18931 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18932 cbranch_cc, cstore_cc): New.
18933 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18935 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18937 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18938 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18940 (adjust_insn_length): Adjust calls.
18941 (avr_reorg): Handle (compare (foo) (const_int 0)).
18942 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18943 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18944 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18945 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18947 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18948 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18950 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18951 (cbranchsi4, cstorebi4, cstoresi4): New.
18952 (movbisi): This insn is duplicate, split it to zero_extend.
18953 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18954 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18955 (bfin_optimize_loop): Use cbranch expander.
18956 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18957 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18958 (bfin_bimode_comparison_operator): ... this.
18959 (bfin_direct_comparison_operator): New.
18961 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18962 inside (compare FOO (const_int 0)).
18963 (cris_rtx_costs): Handle ZERO_EXTRACT.
18964 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18965 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18966 (*tstdi_v32): Delete.
18967 (*cmpdi_non_v32): Add M alternative for operand 1.
18968 (cmpsi, cmp<mode>): Make private.
18969 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18971 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18973 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18974 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18975 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18976 (cc_reg_operand): New.
18977 (any_cond): Delete.
18978 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18979 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18980 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18981 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18982 crx_expand_scond): Delete.
18984 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18986 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18987 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18989 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18990 cstoresi4, cstoresf4, cstoredf4): New.
18991 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18992 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18993 Receive the entire operands array.
18994 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18995 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18996 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18997 Get test/op0/op1 from the operands array.
18998 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19000 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19001 (h8300_expand_store): New.
19002 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19004 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19005 (h8300_expand_store): New.
19006 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19007 or do not try to produce (set (cc0) REG).
19008 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19009 change a compare into a move to a scratch register. Disable some
19010 peepholes when comparing with zero.
19011 (tstsi, tsthi, tstsi, cmpqi): Make private.
19013 (bCC, sCC): Delete.
19014 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19017 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19018 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19019 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19020 (ix86_emit_i387_log1p): Use cbranchxf2.
19021 (ix86_expand_setcc): Return void.
19022 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19023 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19024 cmp<MODEF>, cmpcc): Remove.
19025 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19026 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19027 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19028 (sCC and bCC expanders): Remove.
19029 (stack_protect_test): Use cbranchcc4.
19031 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19033 (ia64_expand_compare): Accept three rtx by reference and return void.
19034 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19035 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19036 from *expr. Update *expr with the BImode comparison to do.
19037 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19038 cmptf, bCC, sCC, conditional_trap): Delete.
19039 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19040 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19041 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19042 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19043 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19045 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19046 type of last argument.
19047 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19048 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19049 use machine mode argument instead of branch_type. Remove dead
19050 code for floating-point comparisons.
19051 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19052 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19054 (cbranchsi4, cstoresi4): New.
19055 * config/iq2000/predicates.md (reg_or_const_operand): New.
19057 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19058 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19059 (b<code>_op): Rewrite to...
19060 (bcc_op): ... this, using match_operator.
19061 (s<code>_op): Rewrite to...
19062 (scc_op): ... this, using match_operator.
19063 (s<code>_24_op): Rewrite to...
19064 (scc_op_24): ... this, using match_operator.
19065 (s<code>_<mode>): Rewrite to...
19066 (cstore<mode>4): ... this, using match_operator.
19067 (s<code>_<mode>_24): Rewrite to...
19068 (cstore<mode>4_24): ... this, using match_operator.
19069 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19070 m32c_unpend_compare, m32c_expand_scc): Delete.
19071 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19072 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19073 (m32c_expand_movcc): Change NE to EQ if necessary.
19074 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19076 * config/m32r/m32r-protos.h (gen_cond_store): New.
19077 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19078 (gen_cond_store): New, from sCC patterns.
19079 (m32r_expand_block_move): Use cbranchsi4.
19080 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19081 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19082 (cbranchsi4, cstoresi4): New.
19084 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19086 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19087 (m68hc11_notice_update_cc): Look into a compare with 0.
19088 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19090 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19091 cmphi, cmpqi, bCC): Delete.
19092 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19093 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19094 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19097 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19098 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19099 * config/m68k/constraints.md (H): New.
19100 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19101 the define_insn below.
19102 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19103 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19104 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19105 patterns): Wrap RHS with COMPARE.
19106 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19107 (*cmpdi_internal): Name this pattern.
19108 (cmpdi): Change to define_insn.
19109 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19110 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19111 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19113 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19114 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19115 (conditional_trap): Change to...
19116 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19117 (*conditional_trap): Use the ordered_comparison_operator and
19118 const1_operand predicates.
19119 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19120 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19121 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19122 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19124 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19125 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19126 (mcore_gen_compare): New.
19127 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19128 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19129 (mcore_gen_compare): ... this.
19130 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19131 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19132 (stack probe pattern): Use cbranchsi4.
19134 * config/mips/predicates.md (mips_cstore_operator): New.
19135 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19136 * config/mips/mips.md (any_cond): Delete.
19137 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19139 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19140 fixuns_truncsfdi2): Use cbranch patterns.
19141 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19142 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19143 Adjust call to mips_expand_conditional_branch.
19144 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19146 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19147 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19148 * config/mips/mips.c (cmp_operands): Delete.
19149 (mips_emit_compare): Get comparison operands from *op0/*op1.
19150 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19151 that it succeeds. Use op0/op1 instead of cmp_operands.
19152 (mips_expand_conditional_branch, mips_expand_conditional_move,
19153 mips_expand_conditional_trap): Likewise.
19154 (mips_block_move_loop): Use cbranch patterns.
19155 * config/mips/mips.h (cmp_operands): Delete.
19157 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19158 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19159 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19160 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19161 (*cmpcc_folded): Rename to...
19162 (*cmpdi_folded): this.
19163 (*cmpcc): Rename to...
19165 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19168 (cbranchdf4): New. Handle invalid comparisons here.
19169 * config/mmix/predicates.md (float_comparison_operator): New.
19171 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19172 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19173 * config/mn10300/mn10300.md (tst): Delete.
19174 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19175 Name these patterns and wrap RHS in a compare.
19176 (*cmpsi): Make this pattern private. Include tst.
19177 (*cmpsf): Make this pattern private.
19178 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19179 (compare with zero peepholes): Likewise.
19181 (cbranchsi4, cbranchsf4): New.
19182 (casesi): Use cbranchsi4.
19184 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19185 hppa_branch_type): Delete.
19186 (return_addr_rtx): Use cbranchsi4.
19187 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19188 Emit CCFPmode comparison here.
19189 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19190 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19191 hppa_branch_type): Delete.
19192 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19193 (movsicc, movdicc): Remove references to hppa_compare_op0,
19194 hppa_compare_op1 and compare_from_rtx.
19195 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19196 (casesi): Use cbranchsi4.
19198 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19199 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19200 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19201 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19202 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19204 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19205 (*branch, *branch_inverted): New.
19207 * config/picochip/picochip.md (cbranchhi4): Use
19208 ordered_comparison_operator.
19209 (cmphi, bCC): Remove.
19211 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19212 (trap_comparison_operator): Delete.
19213 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19214 rs6000_emit_cbranch): Accept mode and operands.
19215 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19216 rs6000_compare_fp_p): Delete.
19217 (rs6000_generate_compare): Accept mode and comparison. Extract code
19218 and op0/op1 from there. Replace references to rs6000_compare_op0
19219 and rs6000_compare_op1.
19220 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19221 extract result from passed operands.
19222 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19223 extract loc from passed operands.
19224 (rs6000_emit_cmove): Likewise.
19225 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19226 rs6000_compare_fp_p): Delete.
19227 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19228 (cbranch<GPR>4, cbranch<FP>4): New.
19229 (cstore<mode>4): New. Consolidate here all choices about when to use
19230 portable or specialized sCC sequences.
19231 (stack_protect_test): Use cbranchsi4.
19232 (conditional_trap): Replace with ctrap<GPR>4.
19233 (conditional trap insn): Replace trap_comparison_operator with
19234 ordered_comparison_operator.
19236 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19237 (s390_emit_prologue): Use ctrap.
19238 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19239 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19240 New predicates replacing...
19241 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19242 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19243 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19244 (add<mode>cc): Do not use s390_compare_op0/op1.
19245 (s<code>): Change to...
19246 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19247 (seq): Change to...
19248 (cstorecc4): ... this. Handle EQ or NE equally.
19249 (*sne): Un-privatize for use in cstorecc4.
19250 (b<code>): Change to...
19251 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19252 (conditional_trap): Replace with...
19253 (ctrap<GPR>4, ctrap<FP>4): ... these.
19254 (stack_protect): Use cbranchcc4.
19256 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19257 * config/score/score-protos.h (score_gen_cmp): Delete.
19258 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19259 (score_block_move-loop): Use cbranchsi4.
19260 * config/score/score.md (cbranchsi4): New.
19261 (cmpsi, bCC): Delete.
19262 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19263 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19264 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19265 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19266 * config/score/score3.h (score3_gen_cmp): Delete.
19267 * config/score/score7.h (score7_gen_cmp): Delete.
19269 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19270 (sh_emit_scc_to_t): ... this. Return void.
19271 (from_compare): Rename to...
19272 (sh_emit_compare_and_branch): ... this.
19273 (sh_emit_compare_and_set): New.
19274 (sh_expand_t_scc): Accept operands.
19275 * config/sh/predicates.md (sh_float_comparison_operator): New.
19276 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19277 (prepare_scc_operands): Rename to...
19278 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19280 (sh_emit_cheap_store_flag): New.
19281 (sh_emit_set_t_insn): New.
19282 (from_compare): Rename to...
19283 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19284 handling of TARGET_SH2E floating point to avoid recursive call.
19285 Generate branch here.
19286 (sh_emit_compare_and_set): New.
19287 (sh_expand_t_scc): Get op0/op1 from arguments.
19288 (sh_emit_cheap_store_flag): New.
19289 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19291 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19292 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19293 (movsicc, movdicc): Do nothing when it recreated operands from
19294 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19295 prepare_scc_operands (now sh_emit_scc_to_t).
19296 (udivdi3): Use cstoresi4.
19297 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19298 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19299 (cbranchint4_media, cbranchfp4_media): New.
19300 (casesi): Use cbranchdi4.
19301 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19303 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19304 (movnegt): Remove second operand.
19305 (cbranchsf4, cbranchdf4): New.
19306 (stack_protect): Use cbranchdi4/cbranchsi4.
19308 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19309 (gen_compare_reg): Accept comparison, extract part of it to...
19310 (gen_compare_reg_1): ... this.
19311 (gen_compare_operator): Delete.
19312 (gen_v9_scc): Accept separate destination, comparison code and arms.
19313 Do not use sparc_compare_op0/sparc_compare_op1.
19314 (emit_scc_insn, emit_conditional_branch_insn): New.
19315 (emit_v9_brxx): Make static. Remove useless assertion.
19316 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19318 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19319 * config/sparc/sparc-protos.h (gen_compare_reg,
19320 sparc_emit_float_lib_cmp): Adjust prototype.
19321 (emit_scc_insn, emit_conditional_branch_insn): New.
19322 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19323 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19324 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19325 iterators to the top.
19326 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19327 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19328 snedi_special_trunc): Delete.
19329 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19330 and snedi_special_trunc.
19331 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19332 cbranchdi4, cbranch<F:mode>4): New.
19333 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19334 here. Use gen_compare_reg instead of gen_compare_operator.
19335 (conditional_trap): Replace with...
19336 (ctrapsi4, ctrapdi4): ... this.
19337 (stack_protect_test): Use cbranchcc4.
19339 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19341 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19342 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19343 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19344 from operands[0] or operands[3] depending on is_set.
19345 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19346 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19347 cmpdf, bCC), sCC: Remove.
19348 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19349 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19351 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19352 spu_emit_branch_or_set.
19354 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19356 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19357 xstormy16_compare_op1): Delete.
19358 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19359 xstormy16_compare_op1): Delete.
19360 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19362 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19363 (cmphi, cmpsi, bCC): Remove.
19365 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19366 (*cmpsi): ... this one.
19367 (cbranchsi4, cstoresi4): New.
19368 (bCC expanders): Delete.
19369 (sCC insns): Fold into...
19370 (*setcc): ... this one.
19371 (casesi): Do not use gen_cmpsi and gen_bgtu.
19372 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19373 (movsicc): Simplify.
19374 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19376 * config/vax/vax-protos.h (cond_name): New.
19377 (vax_output_conditional_branch): Remove.
19378 * config/vax/vax.c (cond_name): New.
19379 (vax_output_conditional_branch): Remove.
19380 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19381 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19382 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19383 (bit<VAXint>): Wrap source with (compare).
19384 (b<code> and following unnamed pattern): Rename to *branch and
19385 *branch_reversed. Change macroization to match_operator.
19386 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19388 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19389 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19390 Change last argument to machine_mode.
19391 (xtensa_expand_scc): Add machine_mode argument.
19392 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19393 (gen_conditional_move, xtensa_expand_conditional_branch,
19394 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19395 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19396 Adjust operand numbers.
19397 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19399 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19400 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19401 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19403 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19405 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19406 causes spurious differences between trunk and cond-optab branch.
19408 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19411 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19413 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19415 * tree.c (iterative_hash_pointer): Delete.
19416 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19417 Hash UIDs and versions of SSA names. Don't special-case built-in
19418 function declarations.
19420 2009-05-11 Ian Lance Taylor <iant@google.com>
19423 * graphite.c: Force -Wc++-compat to only be a warning before
19424 #including "cloog/cloog.h".
19426 2009-05-11 Martin Jambor <mjambor@suse.cz>
19428 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19430 2009-05-11 Jan Hubicka <jh@suse.cz>
19432 * tree-ssa-loop-ivcanon.c: Include target.h
19433 (struct loop_size): new structure.
19434 (constant_after_peeling): New predicate.
19435 (tree_estimate_loop_size): New function.
19436 (estimated_unrolled_size): Rewrite for new estimates.
19437 (try_unroll_loop_completely): Use new estimates.
19438 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19440 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19442 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19443 libcpp interface change.
19444 (spu_macro_to_expand): Likewise.
19446 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19448 PR tree-optimization/40026
19449 * gimplify.c (gimplify_init_constructor): Change initial conditional
19450 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19451 optimize_compound_literals_in_ctor.
19453 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19455 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19457 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19459 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19461 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19462 HOST_WIDE_INT for gap.
19464 2009-05-11 Ira Rosen <irar@il.ibm.com>
19466 PR tree-optimization/40074
19467 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19468 account in group size and step comparison.
19470 2009-05-11 Richard Guenther <rguenther@suse.de>
19472 * passes.c (init_optimization_passes): Strip now incorrect comment.
19473 (execute_function_todo): Do not set PROP_alias.
19474 * tree-pass.h (PROP_alias): Remove.
19475 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19476 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19477 * tree-nrv.c (pass_return_slot): Likewise.
19478 * tree-object-size.c (pass_object_sizes): Likewise.
19479 * tree-ssa-dom.c (pass_dominator): Likewise.
19480 (pass_phi_only_cprop): Likewise.
19481 * tree-ssa-dse.c (pass_dse): Likewise.
19482 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19483 (pass_cselim): Likewise.
19484 * tree-ssa-pre.c (pass_pre): Likewise.
19485 (pass_fre): Likewise.
19486 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19487 * tree-ssa-sink.c (pass_sink_code): Likewise.
19488 * tree-stdarg.c (pass_stdarg): Likewise.
19489 * tree-tailcall.c (pass_tail_calls): Likewise.
19490 * tree-vrp.c (pass_vrp): Likewise.
19492 2009-05-10 Ian Lance Taylor <iant@google.com>
19494 * basic-block.h (enum profile_status): Break out of struct
19495 control_flow_graph.
19496 * cgraph.h (struct inline_summary): Break out of struct
19498 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19499 of struct cgraph_order_sort.
19500 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19501 * cse.c (struct branch_path): Break out of struct
19502 cse_basic_block_data.
19503 * except.h (enum eh_region_type): Break out of struct eh_region.
19504 * gcc.c (enum add_del): Break out of struct modify_target.
19505 * genrecog.c (enum decision_type): Break out of struct decision_test.
19506 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19508 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19509 * regmove.c (enum match_use): New enum, broken out of struct match.
19510 * sched-int.h (enum post_call_group): New enum, broken out of
19512 (struct deps_reg): Break out of struct deps.
19513 * target.h (struct asm_int_op): Break out of struct gcc_target.
19514 * tree-eh.c (struct goto_queue_node): Break out of struct
19516 * tree-inline.h (enum copy_body_cge_which): Break out of
19518 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19520 * c-decl.c (in_struct, struct_types): New static variables.
19521 (pushtag): Add loc parameter. Change all callers.
19522 (lookup_tag): Add ploc parameter. Change all callers.
19523 (check_compound_literal_type): New function.
19524 (parser_xref_tag): Add loc parameter. Change all callers. If
19525 -Wc++-compat, warn about struct/union/enum types defined within a
19527 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19528 and loc parameters. Change all callers. Change error calls to
19529 error_at, using loc. For a redefinition, if the location of the
19530 original definition is known, report it. Set in_struct and
19531 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19532 (finish_struct): Add new parameters enclosing_in_struct and
19533 enclosing_struct_types. Change all callers. Set
19534 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19535 in the struct. If in a struct, add this struct to struct_types.
19536 (start_enum): Add loc parameter. Change all callers. Use
19537 error_at for errors, using loc. For a redefinition, if the
19538 location of the original definition is known, report it. If in a
19539 struct, add this enum type to struct_types. If -Wc++-compat warn
19540 if in sizeof, typeof, or alignof.
19541 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19542 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19543 (c_parser_enum_specifier): Get enum location for start_enum.
19544 (c_parser_struct_or_union_specifier): Get struct location for
19545 start_struct. Save in_struct and struct_types status between
19546 start_struct and finish_struct.
19547 (c_parser_cast_expression): Get location of cast.
19548 (c_parser_alignof_expression): Get location of type.
19549 (c_parser_postfix_expression): Likewise.
19550 (c_parser_postfix_expression_after_paren_type): Add type_loc
19551 parameter. Change all callers. Call check_compound_literal_type.
19552 Use type_loc for error about variable size type.
19553 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19554 of an enum constant from an enum type defined in a struct or union.
19555 (c_cast_expr): Add loc parameter. Change all callers. If
19556 -Wc++-compat, warn about defining a type in a cast.
19557 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19558 (start_enum, start_struct, finish_struct): Update declarations.
19559 (parser_xref_tag, c_cast_expr): Update declarations.
19560 (check_compound_literal_type): Declare.
19562 2009-05-11 Ben Elliston <bje@au.ibm.com>
19564 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19565 for recent libcpp interface change.
19566 (rs6000_macro_to_expand): Likewise.
19568 2009-05-10 Michael Matz <matz@suse.de>
19571 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19572 not at entry of function.
19574 2009-05-10 Richard Guenther <rguenther@suse.de>
19576 PR tree-optimization/40081
19578 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19579 using the main variant of the element type. Do not fiddle with
19580 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19582 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19583 structs with volatile fields.
19585 2009-05-10 Jan Hubicka <jh@suse.cz>
19587 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19588 (estimate_move_cost): Assert that it does not get called for
19590 (estimate_num_insns): Skip VOID types in argument handling.
19591 (optimize_inline_calls): Delete unreachable blocks and verify that
19592 callgraph is valid.
19594 2009-05-10 Jan Hubicka <jh@suse.cz>
19596 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19597 * cgraph.c (cgraph_mark_address_taken_node): New function.
19598 (dump_cgraph_node): Dump new flag.
19599 * cgraph.h (struct cgraph_node): Add address_taken.
19600 (cgraph_mark_address_taken_node): New function.
19601 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19602 since new direct calls can be born.
19604 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19606 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19607 tok->val.node.node.
19609 2009-05-10 Jan Hubicka <jh@suse.cz>
19611 PR middle-end/40084
19612 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19614 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19615 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19616 * tree-inline.c (copy_bb): Set frequency correctly.
19617 (fold_marked_statements): Update call to
19618 cgraph_update_edges_for_call_stmt.
19620 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19622 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19623 identifiers in diagnostics.
19624 * config/arm/arm.c (arm_handle_fndecl_attribute,
19625 arm_handle_isr_attribute): Likewise.
19626 * config/avr/avr.c (avr_handle_progmem_attribute,
19627 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19628 * config/bfin/bfin.c (handle_int_attribute,
19629 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19630 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19631 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19633 * config/darwin.c (darwin_handle_kext_attribute,
19634 darwin_handle_weak_import_attribute): Likewise.
19635 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19636 h8300_handle_eightbit_data_attribute,
19637 h8300_handle_tiny_data_attribute): Likewise.
19638 * config/i386/i386.c (ix86_handle_cconv_attribute,
19639 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19640 * config/i386/winnt.c (ix86_handle_shared_attribute,
19641 ix86_handle_selectany_attribute): Likewise.
19642 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19643 * config/m32c/m32c.c (function_vector_handler): Likewise.
19644 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19645 m68hc11_handle_fntype_attribute): Likewise.
19646 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19647 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19648 * config/mips/mips.c (mips_insert_attributes,
19649 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19650 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19651 rs6000_handle_struct_attribute): Likewise.
19652 * config/sh/sh.c (sh_insert_attributes,
19653 sh_handle_resbank_handler_attribute,
19654 sh_handle_interrupt_handler_attribute,
19655 sh2a_handle_function_vector_handler_attribute,
19656 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19658 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19659 * config/spu/spu.c (spu_handle_fndecl_attribute,
19660 spu_handle_vector_attribute): Likewise.
19661 * config/stormy16/stormy16.c
19662 (xstormy16_handle_interrupt_attribute): Likewise.
19663 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19664 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19666 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19668 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19669 (pp_translate_identifiers): New.
19670 (pp_identifier): Only conditionally translate identifier to locale
19672 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19673 (pp_base_tree_identifier): Only conditionally translate identifier
19674 to locale character set.
19675 * c-pretty-print.c (M_): Define.
19676 (pp_c_type_specifier, pp_c_primary_expression): Mark English
19677 fragments for conditional translation with M_.
19678 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19679 identifier translation.
19681 2009-05-10 Richard Guenther <rguenther@suse.de>
19683 PR tree-optimization/40081
19684 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19685 using the main variant of the element type. Do not fiddle with
19686 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19688 2009-05-09 Jan Hubicka <jh@suse.cz>
19690 PR middle-end/40080
19691 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19692 indirect calls; verify cgraph afterwards.
19694 2009-05-09 Jan Hubicka <jh@suse.cz>
19697 * ipa.c (update_inlined_to_pointer): New function.
19698 (cgraph_remove_unreachable_nodes): Use it.
19700 2009-05-09 Jan Hubicka <jh@suse.cz>
19702 * tree-eh.c (struct leh_state): Remove prev_try.
19703 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19704 not track prev_try.
19705 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19706 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19707 remove_eh_handler_and_replace, foreach_reachable_handler,
19708 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19709 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19710 (gen_eh_region_cleanup): Update prototype.
19712 2009-05-09 Jan Hubicka <jh@suse.cz>
19714 PR middle-end/40043
19715 * except.c (copy_eh_region): Always set prev_try.
19716 (redirect_eh_edge_to_label): Find outer try.
19717 (foreach_reachable_handler): When looking for prev try
19718 handle case where previous try is not going to be taken.
19720 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19722 PR tree-optimization/40049
19723 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19724 only vector/vector shifts, convert the type of the constant to the
19725 appropriate type to avoid building incorrect trees, which
19726 eventually have problems with garbage collection.
19728 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19730 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
19731 -1 for complex floating-point types if honoring signed zeros.
19733 2009-05-08 Jan Hubicka <jh@suse.cz>
19735 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
19736 argument; handle correctly when profile is absent.
19737 (build_cgraph_edges): Update.
19738 (rebuild_cgraph_edges): Update.
19739 * cgraph.c: Do not include varray.h.
19740 (cgraph_set_call_stmt_including_clones): New function.
19741 (cgraph_create_edge_including_clones): Likewise
19742 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
19743 (cgraph_update_edges_for_call_stmt): Handle clones.
19744 (cgraph_remove_node): Handle clone tree.
19745 (cgraph_remove_node_and_inline_clones): New function.
19746 (dump_cgraph_node): Dump clone tree.
19747 (cgraph_clone_node): Handle clone tree.
19748 (clone_function_name): Bring here from tree-inline.c.
19749 (cgraph_create_virtual_clone): New function.
19750 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19751 (cgraph_clone_info): New function.
19752 (strut cgraph_node): Add clone_info and new clone tree pointers.
19753 (cgraph_remove_node_and_inline_clones,
19754 cgraph_set_call_stmt_including_clones,
19755 cgraph_create_edge_including_clones,
19756 cgraph_create_virtual_clone): Declare.
19757 (cgraph_function_versioning): Use VEC argument.
19758 (compute_call_stmt_bb_frequency): Update prototype.
19759 (cgraph_materialize_all_clones): New function.
19760 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19761 (ipcp_create_replace_map): Update to VECtors.
19762 (ipcp_update_callgraph): Use virtual clones.
19763 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19764 (ipcp_update_profiling): Do not update local profiling.
19765 (ipcp_insert_stage): Use VECtors and virtual clones.
19766 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19767 (clone_of_p): New function.
19768 (cgraph_preserve_function_body_p): Use clone tree.
19769 (cgraph_optimize): Materialize clones.
19770 (cgraph_function_versioning): Update for VECtors.
19771 (save_inline_function_body): Use clone tree.
19772 (cgraph_materialize_clone): New function.
19773 (cgraph_materialize_all_clones): Likewise.
19774 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19775 * ipa.c: Include gimple.h.
19776 (cgraph_remove_unreachable_nodes): Use clone tree.
19777 * ipa-prop.c (ipa_note_param_call): Update call to
19778 compute_call_stmt_bb_frequencycall.
19779 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19780 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19781 (copy_bb): Handle updating of clone tree; add new edge when new call
19783 (expand_call_inline): Be strict about every call having edge.
19784 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19785 (delete_unreachable_blocks_update_callgraph): New function.
19786 (tree_function_versioning): Use VECtors; always remove unreachable
19787 blocks and fold conditionals.
19788 * tree-inline.h: Do not include varray.h.
19789 (tree_function_versioning): Remove.
19790 * Makefile.in (GTFILES): Remove tree-inline.c
19791 * passes.c (do_per_function): Do only functions having body.
19792 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19795 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19796 Andrew Morrow <acm@google.com>
19799 * c-common.c (c_common_attribute_table): Permit deprecated
19800 attribute to take an optional argument.
19801 (handle_deprecated_attribute): If the optional argument to
19802 __attribute__((deprecated)) is not a string ignore the attribute
19803 and emit a warning.
19805 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19806 * c-typeck.c (build_component_ref): Likewise.
19807 (build_external_ref): Likewise.
19809 * toplev.c (warn_deprecated_use): Add an attribute argument.
19810 Emit the message associated with __attribute__((deprecated)).
19812 * toplev.h (warn_deprecated_use): Updated.
19814 * doc/extend.texi: Document new optional parameter to
19815 __attribute__((deprecated))
19817 2009-05-08 Michael Eager <eager@eagercon.com>
19819 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19820 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19822 2009-05-08 Richard Guenther <rguenther@suse.de>
19824 PR tree-optimization/40062
19825 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19826 Avoid exponential behavior.
19828 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19830 PR rtl-optimization/33928
19832 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19833 process_uses, build_single_def_use_links): New.
19834 (update_df): Update use_def_ref.
19835 (forward_propagate_into): Use get_def_for_use instead of use-def
19837 (fwprop_init): Call build_single_def_use_links and let it initialize
19839 (fwprop_done): Free use_def_ref.
19840 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19841 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19842 df_rd_simulate_one_insn): New.
19843 (df_rd_bb_local_compute_process_def): Update head comment.
19844 (df_chain_create_bb): Use the new RD simulation functions.
19845 * df.h (df_rd_simulate_artificial_defs_at_top,
19846 df_rd_simulate_one_insn): New.
19847 * opts.c (decode_options): Enable fwprop at -O1.
19848 * doc/invoke.texi (-fforward-propagate): Document this.
19850 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19853 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19854 and one complex operand specially.
19855 * tree-complex.c (some_nonzerop): Do not identify a real value as
19856 zero if flag_signed_zeros.
19858 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19860 PR rtl-optimization/33928
19861 * loop-invariant.c (record_use): Fix && vs. || mishap.
19863 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19865 PR rtl-optimization/33928
19866 * loop-invariant.c (struct use): Add addr_use_p.
19867 (struct def): Add n_addr_uses.
19868 (struct invariant): Add cheap_address.
19869 (create_new_invariant): Set cheap_address.
19870 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19871 (record_uses): Pass df_ref to record_use.
19872 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19875 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19877 * config/sh/sh.c: Do not include c-pragma.h.
19879 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19881 * config/spu/spu.c: Remove include of c-common.h.
19883 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19886 * c-common.h (mark_valid_location_for_stdc_pragma,
19887 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19888 clear_float_const_decimal64, float_const_decimal64_p): New.
19889 * c.opt (Wunsuffixed-float-constants): New.
19890 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19891 unsuffixed float constant, handle new warning.
19892 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19893 * c-decl.c (c_scope): New flag float_const_decimal64.
19894 (set_float_const_decimal64, clear_float_const_decimal64,
19895 float_const_decimal64_p): New.
19896 (push_scope): Set new flag.
19897 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19898 to use STDC pragmas.
19899 (c_parser_external_declaration): Ditto.
19900 (c_parser_compound_statement_nostart): Ditto.
19901 * c-pragma.c (valid_location_for_stdc_pragma,
19902 mark_valid_location_for_stdc_pragma,
19903 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19904 handle_pragma_float_const_decimal64): New.
19905 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19906 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19907 set_float_const_decimal64, clear_float_const_decimal64,
19908 float_const_decimal64_p): New dummy functions.
19909 * doc/extend.texi (Decimal Float): Remove statement that the
19910 pragma, and suffix for double constants, are not supported.
19911 * doc/invoke.texi (Warning Options): List new option.
19912 (-Wunsuffixed-float-constants): New.
19914 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19916 * config/i386/i386.c: Do not include c-common.h.
19918 2009-05-07 Mark Heffernan <meheff@google.com>
19920 * doc/invoke.texi (Debugging Options): Document change of debugging
19922 * opts.c (decode_options): Make dump_base_name relative to
19923 aux_base_name directory.
19925 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19927 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19928 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19930 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19932 * Makefile.in (install-plugin): Simplify a bit.
19934 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19936 * Makefile.in (OBJS-common): Add regcprop.o.
19938 * timevar.def (TV_CPROP_REGISTERS): New.
19939 * regrename.c (regrename_optimize): Return 0.
19940 (rest_of_handle_regrename): Delete.
19941 (pass_rename_registers): Point to regrename_optimize.
19942 (struct value_data_entry, struct value_data,
19943 kill_value_one_regno, kill_value_regno, kill_value,
19944 set_value_regno, init_value_data, kill_clobbered_value,
19945 kill_set_value, kill_autoinc_value, copy_value,
19946 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19947 replace_oldest_value_reg, replace_oldest_value_addr,
19948 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19949 debug_value_data, validate_value_data): Move...
19950 * regcprop.c: ... here.
19951 (rest_of_handle_cprop): Delete.
19952 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19954 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19956 PR middle-end/40057
19957 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19958 GEN_INT for 1 << bitnum.
19959 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19960 build_int_cst_type.
19962 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19964 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19965 Remove wrong description of "nand" operation.
19967 2009-05-06 Richard Guenther <rguenther@suse.de>
19968 Adam Nemet <anemet@caviumnetworks.com>
19970 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19971 comment. Add that if LHS is not a gimple register, then RHS1 has
19972 to be a single object (GIMPLE_SINGLE_RHS).
19974 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19976 * expr.c (get_def_for_expr): Move it up in the file.
19977 (store_field): When expanding a bit-field store, look at the
19978 defining gimple stmt for the masking conversion.
19980 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19982 PR middle-end/39986
19983 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19984 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19985 32-bit memcpy into long.
19987 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19989 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19990 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19992 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19993 instead of appending DW_OP_deref*.
19995 2009-05-06 Michael Matz <matz@suse.de>
19997 PR middle-end/40021
19998 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19999 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20001 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20003 * Makefile.in (install-plugin): Fix srcdir handling.
20005 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20007 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20008 when processing for not_regs_needed bitmap.
20009 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20010 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20011 handling it for rhs.
20013 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20015 * config/i386/i386.md (unnamed inc/dec peephole): Use
20016 optimize_insn_for_size_p instead of optimize_size.
20017 * config/i386/predicates.md (incdec_operand): Likewise.
20018 (aligned_operand): Likewise.
20019 * config/i386/sse.md (divv8sf3): Likewise.
20020 (sqrtv8sf2): Likewise.
20022 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20024 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20026 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20028 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20030 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20031 ssemodesuffixf2c with avxmodesuffixf2c.
20033 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20036 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20038 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20040 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20041 (struct tree_base): Adjust spacing for 8 bit boundaries.
20042 (struct tree_decl_common): Add decl_by_reference_flag bit.
20043 (DECL_BY_REFERENCE): Adjust.
20044 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20045 print DECL_BY_REFERENCE bit.
20046 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20047 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20048 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20049 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20052 PR middle-end/39666
20053 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20054 range of the type, but default label is missing, add it with one
20055 of the existing labels instead of adding a new label for it.
20057 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20061 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20063 * Makefile.in (enable_plugin, plugin_includedir): New.
20064 (install): Depend on install-plugin.
20065 (PLUGIN_HEADERS): New.
20066 (install-plugin): New.
20067 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20069 2009-05-05 Richard Guenther <rguenther@suse.de>
20071 PR tree-optimization/40022
20072 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20074 (phivn_valid_p): Fix tuplification error, simplify.
20075 (phiprop_insert_phi): Add dumps.
20076 (propagate_with_phi): Simplify.
20078 2009-05-05 Richard Guenther <rguenther@suse.de>
20080 PR middle-end/40023
20081 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20083 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20085 * tree.h (strip_float_extensions): Remove duplicate declaration.
20086 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20087 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20088 block_ultimate_origin): Rearrange the declarations line to match the
20089 comment that indicates the .c file which the functions are defined.
20090 (dwarf2out_*, set_decl_rtl): Add comment.
20091 (get_base_address): Adjust comment.
20092 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20093 declarations line and add comment.
20094 (is_builtin_name): Add blank after function name, for clarity.
20096 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20098 * attribs.c (decl_attributes): Use %qE for identifiers in
20100 * cgraphunit.c (verify_cgraph_node): Translate function names to
20101 locale character set in diagnostics.
20102 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20104 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20105 Document that functions are named in UTF-8.
20106 * expr.c (expand_expr_real_1): Translate function names to locale
20107 character set in diagnostics.
20108 * gimplify.c (omp_notice_variable, omp_is_private,
20109 gimplify_scan_omp_clauses): Use %qE for identifiers in
20111 * langhooks.c (lhd_print_error_function): Translate function names
20112 to locale character set.
20113 * langhooks.h (decl_printable_name): Document that return value is
20114 in internal character set.
20115 * stmt.c: Include pretty-print.h
20116 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20118 (resolve_operand_name_1): Translate named operand name to locale
20120 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20122 * toplev.c (announce_function): Translate function names to locale
20124 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20125 (default_tree_printer): Use pp_identifier or translate identifiers
20126 to locale character set. Mark "<anonymous>" for translation.
20127 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20128 for identifiers in diagnostics.
20129 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20131 * varasm.c (output_constructor): Use %qE for identifiers in
20134 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20136 * configure.ac: use ` ` instead of $()
20137 * configure: Regenerate.
20139 2009-05-05 Ben Elliston <bje@au.ibm.com>
20141 * config/pa/linux-atomic.c: Eliminate conditional include of
20142 errno.h on non-LP64 systems to simplify build requirements.
20144 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20146 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20148 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20149 and pass value to identifier_to_locale.
20150 (warn_variable_length_array): Make name a tree.
20151 (grokdeclarator): Separate diagnostic texts for named and unnamed
20152 declarators. Use %qE for named declarators.
20153 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20155 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20156 identifiers in diagnostics.
20157 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20158 identifier_to_locale. Mark "anonymous" strings for translation.
20160 2009-05-04 Michael Eager <eager@eagercon.com>
20162 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20163 address for DImode/DFmode only if double-precision FP regs.
20165 2009-05-04 Michael Eager <eager@eagercon.com>
20167 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20168 TARGET_SINGLE_FLOAT check.
20170 2009-05-04 Michael Eager <eager@eagercon.com>
20172 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20174 2009-05-04 Michael Eager <eager@eagercon.com>
20176 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20177 * config/rs6000/t-xilinx: New
20179 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20181 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20182 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20183 * gcc/explow.c (memory_address): Use target hook.
20184 * gcc/targhooks.c (default_legitimize_address): New.
20185 * gcc/targhooks.h (default_legitimize_address): New.
20186 * gcc/target.h (legitimize_address): New.
20187 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20188 (TARGET_INITIALIZER): Include it.
20189 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20191 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20192 * config/bfin/bfin.c (legitimize_address): Remove.
20193 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20194 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20196 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20197 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20199 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20200 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20201 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20202 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20203 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20204 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20205 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20206 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20207 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20208 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20209 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20210 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20211 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20212 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20213 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20214 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20215 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20216 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20217 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20218 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20219 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20220 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20221 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20223 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20224 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20225 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20226 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20227 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20228 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20229 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20230 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20231 (thumb_legitimize_address): Delete.
20232 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20233 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20234 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20235 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20236 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20237 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20239 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20242 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20243 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20244 * config/m32r/m32r.c (m32r_legitimize_address): New.
20245 * config/m68k/m68k.c (m68k_legitimize_address): New.
20246 * config/score/score.c (score_legitimize_address): Standardize.
20247 * config/score/score3.c (score3_legitimize_address): Standardize.
20248 * config/score/score3.h (score3_legitimize_address): Adjust.
20249 * config/score/score7.c (score7_legitimize_address): Standardize.
20250 * config/score/score7.h (score7_legitimize_address): Adjust.
20251 * config/sh/sh.c (sh_legitimize_address): New.
20252 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20254 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20255 (s390_legitimize_address): ... this.
20256 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20257 (sparc_legitimize_address): ... this.
20258 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20259 (ix86_legitimize_address): ... this.
20260 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20261 (avr_legitimize_address): ... this.
20262 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20263 (mn10300_legitimize_address): ... this.
20264 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20265 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20266 (alpha_expand_mov): Adjust call.
20268 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20269 * config/spu/spu.c (spu_legitimize_address): Likewise.
20270 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20271 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20273 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20275 * intl.c (locale_encoding, locale_utf8): New.
20276 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20277 * intl.h (locale_encoding, locale_utf8): Declare.
20278 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20279 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20281 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20283 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20284 (pp_base_tree_identifier): Declare as function.
20285 (identifier_to_locale): Declare.
20286 * Makefile.in (pretty-print.o): Update dependencies.
20287 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20289 2009-05-04 Richard Guenther <rguenther@suse.de>
20291 PR middle-end/40015
20292 * builtins.c (fold_builtin_memory_op): Do not decay to element
20293 type if the size matches the whole array.
20295 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20297 * expmed.c (synth_mult): When trying out a shift, pass the result
20300 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20302 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20303 (shiftsub1_cost): New.
20304 (init_expmed): Compute shiftsub1_cost.
20305 (synth_mult): Optimize multiplications by constants of the form
20306 -(2^^m-1) for some constant positive integer m.
20308 2009-05-03 Richard Guenther <rguenther@suse.de>
20311 * c-typeck.c (array_to_pointer_conversion): Do not built
20312 ADDR_EXPRs of arrays of pointer-to-element type.
20313 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20314 up wrong ADDR_EXPRs after-the-fact.
20315 * c-common.c (strict_aliasing_warning): Strip pointer
20316 conversions for obtaining the original type.
20317 * builtins.c (fold_builtin_memset): Handle array types.
20318 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20321 2009-05-03 Richard Guenther <rguenther@suse.de>
20323 PR middle-end/23329
20324 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20325 Do not lose casts from array types with unknown extent to array
20326 types with known extent.
20327 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20328 alias set compatibility.
20330 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20332 * flags.h (extra_warnings): Delete.
20333 * toplev.c (process_options): Handle Wuninitialized here.
20334 * opts.c (extra_warnings): Delete.
20335 (set_Wextra): Delete.
20336 (common_handle_option): -Wextra can be handled automatically.
20337 * c-opts.c (c_common_handle_option): Delete obsolete code.
20338 (c_common_post_options): Simplify comment.
20339 * common.opt (W): Add Var.
20341 (Wuninitialized): Initialize to -1.
20343 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20344 Richard Guenther <rguenther@suse.de>
20346 * expr.c (get_def_for_expr): New function.
20347 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20348 SSA rather than trees.
20349 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20350 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20352 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20354 * c-common.c (reswords): Add _Imaginary.
20355 * c-common.c (enum rid): Add RID_IMAGINARY.
20357 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20359 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20360 Patch by Richard Guenther.
20362 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20364 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20365 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20366 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20367 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20368 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20369 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20370 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20371 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20372 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20373 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20374 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20375 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20376 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20377 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20378 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20379 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20380 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20381 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20383 2009-05-02 Richard Guenther <rguenther@suse.de>
20385 PR tree-optimization/39940
20386 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20389 2009-05-02 Richard Guenther <rguenther@suse.de>
20391 PR middle-end/40001
20392 * tree-ssa.c (execute_update_addresses_taken): Properly check
20393 if we can mark a variable DECL_GIMPLE_REG_P.
20394 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20395 back to the end of the function.
20396 (is_gimple_reg_type): Remove complex type special casing.
20397 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20400 2009-05-02 Ben Elliston <bje@au.ibm.com>
20402 * doc/collect2.texi (Collect2): Document search path behaviour
20403 when configured with --with-ld.
20405 2009-05-02 Jan Hubicka <jh@suse.cz>
20407 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20408 parameter; update callers.
20409 (coalesce_cost_edge): EH edges are costier because they needs
20410 splitting even if not critical and even more costier when there are
20411 multiple EH predecestors.
20413 2009-05-02 Jan Hubicka <jh@suse.cz>
20415 * except.c (remove_eh_handler_and_replace): Handle updating after
20416 removing TRY blocks.
20418 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20420 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20422 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20424 * varasm.c: Do not include c-pragma.h.
20425 * attribs.c: Do not incude c-common.h.
20427 2009-05-01 Michael Matz <matz@suse.de>
20429 * calls.c (initialize_argument_information): Handle SSA names like
20430 decls with a non MEM_P DECL_RTL.
20432 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20434 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20435 * ipa-utils.c: Likewise.
20436 * ipa-type-escape.c: Likewise.
20437 * cgraphunit.c Do not include c-common.h.
20438 * ipa-pure-const.c: Likewise.
20439 * tree-if-conv.c: Likewise.
20440 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20441 * ipa-struct-reorg.c: Likewise.
20442 * tree-nomudflap.c: Likewise.
20443 * tree-ssa-structalias.c: Likewise.
20445 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20447 * store-motion.c: Many cleanups to make this pass a first-class
20448 citizen instead of an appendix to gcse load motion. Add TODO list
20449 to make this pass faster/cleaner/better.
20451 (struct ls_expr): Post gcse.c-split cleanups.
20452 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20453 "stores" field to "avail_stores".
20454 (pre_ldst_mems): Rename to store_motion_mems.
20455 (pre_ldst_table): Rename to store_motion_mems_table.
20456 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20457 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20458 (ldst_entry): Rename to st_expr_entry, update users.
20459 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20460 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20461 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20463 (first_ls_expr): Rename to first_st_expr, update users.
20464 (next_ls_expr): Rename to next_st_expr, update users.
20465 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20466 fields properly for store motion instead of names inherited from load
20468 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20469 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20472 (ae_kill): Rename to st_kill, update users.
20473 (ae_gen): Rename to st_avloc, update users.
20474 (transp): Rename to st_transp, update users.
20475 (pre_insert_map): Rename to st_insert_map, update users.
20476 (pre_delete_map): Rename to st_delete_map, update users.
20477 (insert_store, build_store_vectors, free_store_memory,
20478 one_store_motion_pass): Update for abovementioned changes.
20480 (gcse_subst_count, gcse_create_count): Remove.
20481 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20482 and "n_stores_created", local variables.
20484 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20487 (regvec, compute_store_table_current_insn): Remove.
20488 (reg_set_info, reg_clear_last_set): Remove.
20489 (compute_store_table): Use DF caches instead of local dataflow
20492 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20494 * c-objc-common.c (c_tree_printer): Print identifiers with
20495 pp_identifier, not pp_string. Mark "({anonymous})" for
20497 * c-pretty-print.c (pp_c_ws_string): New.
20498 (pp_c_cv_qualifier, pp_c_type_specifier,
20499 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20500 pp_c_storage_class_specifier, pp_c_function_specifier,
20501 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20502 pp_c_primary_expression, pp_c_postfix_expression,
20503 pp_c_unary_expression, pp_c_shift_expression,
20504 pp_c_relational_expression, pp_c_equality_expression,
20505 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20506 use pp_string and pp_c_ws_string in place of pp_identifier and
20507 pp_c_identifier for non-identifiers. Mark English strings for
20509 * c-pretty-print.h (pp_c_ws_string): Declare.
20511 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20512 Roland McGrath <roland@redhat.com>
20514 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20515 (ENABLE_LD_BUILDID): New configuration option.
20516 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20517 (LINK_BUILDID_SPEC): New macro.
20518 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20520 * doc/install.texi: Document --enable-linker-build-id option.
20521 * configure: Rebuild.
20522 * config.in: Rebuild.
20524 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20526 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20527 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20528 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20529 MIPS_GP_SAVE_AREA_SIZE.
20530 * config/mips/mips.c (struct mips_frame_info): Update comment
20531 before arg_pointer_offset and hard_frame_pointer_offset.
20532 (mips_compute_frame_info): Update diagram before function: to
20533 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20534 indicate the position of frame_pointer_rtx with -fstack-protector and
20535 to show args_size. Don't allocate cprestore area for leaf functions
20536 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20538 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20540 2009-04-30 Michael Matz <matz@suse.de>
20542 PR tree-optimization/39955
20543 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20545 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20547 * ira.c (setup_cover_and_important_classes): Use safe macro
20548 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20550 * genpreds.c (write_tm_preds_h): Output suitable definition of
20551 REG_CLASS_FOR_CONSTRAINT.
20553 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20555 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20557 * bitmap.c (bitmap_descriptor): Likewise.
20558 * ggc-common.c (loc_descriptor): Likewise.
20559 * varray.c (varray_descriptor): Likewise.
20560 * vec.c (vec_descriptor): Likewise.
20562 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20564 * Makefile.in (dce.o): Add $(EXCEPT_H).
20565 * dce.c: Include except.h and delete redundant vector definitions.
20566 (deletable_insn_p): Return false for non-call insns that can throw
20569 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20571 * gcse.c (ae_gen): Remove.
20572 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20573 and make non-static function to make it available in store-motion.c.
20574 Update call sites with search-and-replace.
20575 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20576 extract_mentioned_regs, extract_mentioned_regs_helper,
20577 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20578 store_killed_in_insn, store_killed_after, store_killed_before,
20579 build_store_vectors, insert_insn_start_basic_block, insert-store,
20580 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20581 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20582 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20583 * store-motion.c: ...new file. Also copy data structures from gcse.c
20584 and clean up to remove parts not used by store motion.
20585 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20586 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20588 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20591 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
20592 when optimizing for size.
20594 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20596 * gcse.c (gcse_constant_p): Fix typo in last change.
20598 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20600 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20602 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20604 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20606 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20608 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20609 CONST_HIGH_PART result.
20611 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20613 * config/avr/avr.c (initial_elimination_offset): Rename to
20614 avr_initial_elimination_offset.
20615 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20616 change return type to bool.
20617 (avr_can_eliminate): New function.
20618 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20619 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20620 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20621 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20622 avr_initial_elimination_offset.
20623 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20624 (avr_initial_elimination_offset): Define.
20626 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20627 Steven Bosscher <steven@gcc.gnu.org>
20629 PR rtl-optimization/39938
20630 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20631 * cfgrtl.c: Include insn-attr.h.
20632 (rest_of_pass_free_cfg): New function.
20633 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20634 * resource.c (init_resource_info): Remove call to df_analyze.
20636 2009-04-29 Richard Guenther <rguenther@suse.de>
20639 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20640 allow conversion to signed integers.
20642 2009-04-29 Richard Guenther <rguenther@suse.de>
20644 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20645 shifts of floating point vectors if the shift amount is
20646 a constant multiple of the element size.
20648 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20649 Michael Matz <matz@suse.de>
20651 PR middle-end/39927
20653 * tree-outof-ssa.c (emit_partition_copy): New function.
20654 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20655 insert_part_to_rtx_on_edge): Perform the partition base var
20656 copy using emit_partition_copy.
20657 (insert_value_copy_on_edge): Convert constants to the right mode.
20658 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20659 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20661 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20663 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20664 scan backwards to try to find a constant to initialize it.
20666 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20667 insn before the loop_end instruction, don't look past labels.
20669 2009-04-29 Richard Guenther <rguenther@suse.de>
20671 PR middle-end/39937
20672 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20673 loose type conversions.
20674 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20675 stmts only if there are no uses of its definition.
20677 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20679 * config/bfin/bfin.h (splitting_loops): Declare.
20680 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20681 Reorder bit definitions to be ascending.
20682 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20683 * config/bfin/bfin.c (splitting_loops): New variable.
20684 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20685 (struct loop_info): Remove members INIT and LOOP_INIT.
20686 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20687 the LSETUP sequence. Allow LC to be loaded from any register, but
20688 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20689 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20691 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20692 of reload_completed.
20695 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20697 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20699 * Makefile.in (PLUGIN_VERSION_H): New.
20700 (OBJS-common): Remove plugin-version.o.
20701 (plugin.o): Depend on (PLUGIN_VERSION_H).
20702 (plugin-version.o): Remove.
20703 * configure: Regenerate
20704 * configure.ac: Create plugin-version.h.
20705 * gcc-plugin.h (plugin_gcc_version): Remove.
20706 (plugin_default_version_check): Change signature.
20707 * plugin-version.c: Remove.
20708 * plugin.c: Include plugin-version.h.
20709 (str_plugin_gcc_version_name): Remove.
20710 (try_init_one_plugin): Pass gcc version to plugin_init.
20711 (plugin_default_version_check): Both gcc and plugin versions are now
20714 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20716 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20717 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20718 Remove special case testing for last insn of inner loops. Don't fail
20719 if the loop ends with a jump, emit an extra nop instead.
20721 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20722 DREGS rather than comparing directly. Remove code that tries to
20723 account for latencies.
20725 2009-04-29 Richard Guenther <rguenther@suse.de>
20727 PR tree-optimization/39941
20728 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
20729 eliminating an indirect call.
20731 2009-04-29 Richard Guenther <rguenther@suse.de>
20733 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
20734 parameter. Allow invariants as base if !require_lvalue.
20735 (verify_gimple_assign_single): Adjust.
20737 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20739 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
20740 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
20741 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
20742 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
20743 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
20745 * config/bfin/bfin.c (bfin_expand_builtin,
20746 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20748 2009-04-28 Richard Guenther <rguenther@suse.de>
20750 * tree-vect-loop.c (get_initial_def_for_induction): Use
20751 correct types for pointer increment.
20753 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20755 * toplev.c (print_version): Update GMP version string calculation.
20757 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20759 PR rtl-optimization/39938
20760 * resource.c (init_resource_info): Add call to df_analyze.
20762 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20764 * config/alpha/alpha.md (usegp): Cast the result of
20765 alpha_find_lo_sum_using_gp to enum attr_usegp.
20766 * config/alpha/alpha.c (override_options): Remove end-of-structure
20767 marker element from cpu_table. Use array size of cpu_table to handle
20768 -mcpu and -mtune options.
20769 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20771 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20773 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20774 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20775 tune_32 and tune_64.
20776 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20777 support on PowerPC.
20778 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20779 * config/rs6000/option-defaults.h: ... here. New file.
20780 (OPT_64, OPT_32): Define.
20781 (MASK_64BIT): Define to 0 if not already defined.
20782 (OPT_ARCH64, OPT_ARCH32): Define.
20783 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20786 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20788 * config/arm/arm.c (arm_override_options): Emit error on using
20791 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20793 PR rtl-optimization/39914
20794 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20795 registers for allocnos created from user-defined variables only
20796 when not optimizing.
20798 2009-04-28 Richard Guenther <rguenther@suse.de>
20800 PR middle-end/39937
20801 * fold-const.c (fold_binary): Use distribute_real_division only
20804 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20806 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20807 add hpux-stdint.h to tm_file.
20808 (hppa[12]*-*-hpux11*): Ditto.
20809 (ia64*-*-hpux*): Ditto.
20810 * config/hpux-stdint.h: New.
20811 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20812 __STDC_EXT__ for all compiles.
20813 * config/pa/pa-hpux.h: Ditto.
20814 * config/pa/pa-hpux10.h: Ditto.
20815 * config/pa/pa-hpux11.h: Ditto.
20817 2009-04-28 Catherine Moore <clm@codesourcery.com>
20819 * debug.h (set_name): Add comment.
20821 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20824 * config/darwin.c (machopic_gen_offset): Check
20825 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20826 * config/arm/arm.c (require_pic_register): Likewise.
20828 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20830 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20831 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20832 m32c_promote_prototypes): Delete.
20834 2009-04-28 Michael Matz <matz@suse.de>
20836 PR middle-end/39922
20837 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20840 2009-04-28 Richard Guenther <rguenther@suse.de>
20842 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20844 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20846 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20847 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20848 * config/arm/arm-tune.md: Regenerate.
20850 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20852 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20853 block if there are complex incoming edges.
20854 (sel_merge_blocks): Remove useless assert.
20855 (sel_redirect_edge_and_branch): Check that edge was redirected.
20856 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20857 (sel_find_rgns): Delete declaration.
20858 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20859 the region when it is not a preheader.
20861 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20864 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20866 2009-04-28 Richard Guenther <rguenther@suse.de>
20868 * tree.h (SSA_NAME_VALUE): Remove.
20869 (struct tree_ssa_name): Remove value_handle member.
20870 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20871 array for jump threading.
20872 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20874 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20875 * tree-flow.h (threadedge_initialize_values): Declare.
20876 (threadedge_finalize_values): Likewise.
20877 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20878 (SSA_NAME_VALUE): Define.
20879 (threadedge_initialize_values): New function.
20880 (threadedge_finalize_values): Likewise.
20881 * tree-ssa-dom.c (ssa_name_values): New global variable.
20882 (SSA_NAME_VALUE): Define.
20883 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20885 2009-04-28 Ira Rosen <irar@il.ibm.com>
20887 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20888 Use REPORT_VECTORIZED_LOCATIONS instead
20889 REPORT_VECTORIZED_LOOPS.
20890 * tree-vectorizer.c (vect_verbosity_level): Make static.
20891 (vect_loop_location): Rename to vect_location.
20892 (vect_set_verbosity_level): Update comment.
20893 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20895 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20896 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20897 instead REPORT_UNVECTORIZED_LOOPS.
20898 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20899 and vect_loop_def to vect_external_def and vect_internal_def.
20900 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20901 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20902 REPORT_UNVECTORIZED_LOCATIONS.
20903 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20904 and vect_used_in_loop and to vect_unused_in_scope and
20905 vect_used_in_scope.
20906 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20907 (vect_verbosity_level): Remove declaration.
20908 (vect_analyze_operations): Likewise.
20909 (vect_analyze_stmt): Declare.
20910 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20911 REPORT_UNVECTORIZED_LOCATIONS.
20912 (vect_get_loop_niters): Fix indentation.
20913 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20914 (vect_analyze_loop_operations): New function.
20915 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20916 vect_analyze_operations.
20917 (vect_is_simple_reduction): Use new names.
20918 (vectorizable_live_operation, vect_transform_loop): Likewise.
20919 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20920 to specify whether the data references can be a part of interleaving
20922 (vect_analyze_data_ref_dependence): Use new names.
20923 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20924 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20925 * tree-vect-patterns.c (widened_name_p): Use new names.
20926 (vect_recog_dot_prod_pattern): Likewise.
20927 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20928 (process_use, vect_mark_stmts_to_be_vectorized,
20929 vect_model_simple_cost, vect_model_store_cost,
20930 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20931 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20932 vectorizable_operation, vectorizable_type_demotion,
20933 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20934 vectorizable_condition): Likewise.
20935 (vect_analyze_operations): Split into vect_analyze_loop_operations
20937 (vect_analyze_stmt): ... new function.
20938 (new_stmt_vec_info): Use new names.
20939 (vect_is_simple_use): Use new names and fix comment.
20940 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20941 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20943 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20946 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20947 and integer modes for x87 operands. Do not ICE for unsupported size,
20948 generate error instead. Generate error for unsupported operand types.
20949 ['z']: Do not handle HImode memory operands specially. Warning
20950 for floating-point operands. Fallthru to 'Z' for unsupported operand
20951 types. Do not ICE for unsupported size, generate error instead.
20952 (output_387_binary_op): Use %Z to output operands.
20953 (output_fp_compare): Ditto.
20954 (output_387_reg_move): Ditto.
20956 2009-04-28 Ben Elliston <bje@au.ibm.com>
20961 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20963 * builtins.c (c_strlen): Do not warn here.
20964 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20965 * c-common.c (pointer_int_sum): Take an explicit location.
20966 Warn about offsets out of bounds.
20967 * c-common.h (pointer_int_sum): Adjust declaration.
20969 2009-04-27 Ian Lance Taylor <iant@google.com>
20971 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20973 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20974 * df-core.c (df_set_flags): Change return type to int. Change
20975 type of old_flags to int.
20976 (df_clear_flags): Likewise.
20977 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20978 (df_get_conditional_uses): Likewise.
20979 * df.h (df_set_flags, df_clear_flags): Update declarations.
20980 * dwarf2out.c (struct indirect_string_node): Change type of form
20981 field to enum dwarf_form.
20982 (AT_string_form): Change return type to enum dwarf_form.
20983 * fixed-value.c (fixed_compare): Add cast to enum type.
20984 * fwprop.c (update_df): Change 0 to VOIDmode.
20985 * gensupport.c: Change 0 to UNKNOWN.
20986 * gimple.h (gimple_cond_code): Add cast to enum type.
20987 * haifa-sched.c (reemit_notes): Add cast to enum type.
20988 * hooks.c (hook_int_void_no_regs): Remove function.
20989 * hooks.h (hook_int_void_no_regs): Remove declaration.
20990 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20991 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20992 * real.c (real_arithmetic): Add cast to enum type.
20993 (real_compare): Likewise.
20994 * target.h (struct gcc_target): Change return type of
20995 branch_target_register_class to enum reg_class.
20996 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20997 default_branch_target_register_class.
20998 * targhooks.c (default_branch_target_register_class): New function.
20999 * targhooks.h (default_branch_target_register_class): Declare.
21000 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21001 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21003 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21005 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21006 vect_uninitialized_def. Change 0 to ERROR_MARK.
21007 * tree-vect-stmts.c (supportable_widening_operation): Don't
21008 initialize icode1 and icode2.
21009 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21010 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21012 (cmn_err_flag_specs): Change 0 to STD_C89.
21013 (cmn_err_char_table): Likewise.
21014 * config/arm/arm.c (get_arm_condition_code): Change type of code
21015 to enum arm_cond_code.
21016 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21017 (IWMMXT_BUILTIN2): Likewise.
21018 (neon_builtin_type_bits): Don't define typedef.
21019 (neon_builtin_datum): Change type of bits field to int.
21020 (arm_expand_neon_args): Add cast to enum type.
21021 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21023 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21024 casts to enum type.
21025 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21027 * config/mips/mips.md (jal_macro): Return enum constant.
21028 (single_insn): Likewise.
21029 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21032 casts to enum type.
21033 * config/s390/s390.c (s390_tune_flags): Change type to int.
21034 (s390_arch_flags): Likewise.
21035 (s390_handle_arch_option): Change flags field of struct pta to int.
21036 * config/s390/s390.h (s390_tune_flags): Update declaration.
21037 (s390_arch_flags): Likewise.
21038 * config/sh/sh.c (prepare_move_operands): Compare
21039 tls_symbolic_operand result with enum constant.
21040 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21041 (sh_expand_prologue): Add cast to enum type.
21042 (sh_expand_epilogue): Likewise.
21043 (tls_symbolic_operand): Change return type to enum tls_model.
21044 (fpscr_set_from_mem): Add cast to enum type.
21045 (legitimize_pic_address): Compare tls_symbolic_operand result with
21047 (sh_target_reg_class): Change return type to enum reg_class.
21048 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21050 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21051 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21052 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21053 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21054 (delayed_branch, tls_call_delay): Likewise.
21055 (eligible_for_sibcall_delay): Likewise.
21056 (eligible_for_return_delay): Likewise.
21057 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21058 (spu_expand_builtin_1): Likewise.
21060 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21061 for all types of conversions.
21062 (output_init_element): Issue -Wc++-compat warning if needed when
21063 initializing a bitfield with enum type.
21064 * c-parser.c (c_parser_expression): Set original_type to
21065 original_type of right hand operand of comma operator.
21067 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21069 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21071 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21072 * doc/cpp.texi (Standard Predefined Macros)
21073 (Implementation-defined behavior): Likewise.
21074 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21075 * doc/gimple.texi (GIMPLE Exception Handling)
21076 (@code{GIMPLE_ASSIGN}): Likewise.
21077 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21078 * doc/invoke.texi (Warning Options, Optimize Options)
21079 (AVR Options, Darwin Options): Likewise.
21080 (Optimize Options): Reformulate -fwhole-program description.
21081 * doc/loop.texi (Lambda): Likewise.
21082 * doc/md.texi (Output Template, Define Constraints)
21083 (Standard Names, Insn Splitting): Likewise.
21084 * doc/options.texi (Option properties): Likewise.
21085 * doc/passes.texi (Tree-SSA passes): Likewise.
21086 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21087 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21088 (File Names and DBX): Likewise.
21089 * doc/trouble.texi (Incompatibilities): Likewise.
21091 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21093 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21094 instruction is correct.
21096 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21098 Allow non-constant arguments to conversion intrinsics.
21099 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21100 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21101 * spu.c (print_operand): Handle 'v' and 'w'.
21102 (exp2_immediate_p, spu_gen_exp2): Define.
21103 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21104 spu_convtf_1): Update parameter descriptions.
21105 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21106 * constraints.md ('v', 'w'): New.
21107 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21109 (i2f, I2F): New define_mode_attr.
21110 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21111 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21112 fixuns_truncv4sfv4si2): Update to use mode attribute.
21113 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21114 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21115 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21116 patterns for combine.
21118 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21120 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21121 (cprop, hoist, pre, store_motion): New debug counters.
21122 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21123 is not an RTL pass anymore.
21124 (pass_profiling): Remove extern decl for pass removed in 2005.
21125 (pass_gcse, pass_jump_bypass): Remove.
21126 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21127 to 0 for clean state.
21128 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21129 * cse.c (gate_handle_cse_after_global_opts,
21130 rest_of_handle_cse_after_global_opts): New functions.
21131 (pass_cse_after_global_opts): New pass, does local CSE.
21132 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21133 (TV_CPROP): New timevar.
21134 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21135 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21136 (gcse_main, recompute_all_luids): Remove.
21137 (compute_hash_table_work): Call max_reg_num instead of reading
21139 (cprop_jump): Don't set run_jump_opt_after_gcse.
21140 (constprop_register): Always allow to alter jumps.
21141 (cprop_insn): Likewise.
21142 (do_local_cprop): Likewise.
21143 (local_cprop_pass): Likewise. Return non-zero if something changed.
21144 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21145 (find_implicit_sets): Add note about missed optimization opportunity.
21146 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21147 pass_rtl_cprop execute function.
21148 Don't bother tracking the pass number, each pass gets its own dumpfile
21150 Always allow to alter jumpsand bypass jumps.
21151 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21152 will just find no suitable set.
21153 (pre_edge_insert): Fix dumping, this function is for PRE only.
21154 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21155 pass_rtl_pre execute function.
21156 (hoist_code): Return non-zero if something changed. Keep track of
21157 substitutions and insertions for statistics gathering similar to PRE.
21158 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21159 called from the pass_rtl_hoist execute function. Show pass statistics.
21160 (compute_store_table): Use max_reg_num directly instead of using the
21161 formerly global max_gcse_regno.
21162 (build_store_vectors): Likewise.
21163 (replace_store_insn): Fix dumping.
21164 (store_motion): Rename to ...
21165 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21166 pass, called from the pass_rtl_store_motion execute function. Keep
21167 track of substitutions and insertions for statistics gathering similar
21169 (bypass_jumps): Remove, fold interesting bits into ...
21170 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21171 from the pass_rtl_cprop execute function.
21172 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21173 pass_jump_bypass): Remove.
21174 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21175 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21176 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21177 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21178 (gate_rtl_store_motion, execute_rtl_store_motion,
21179 pass_rtl_store_motion): New.
21180 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21181 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21182 * passes.c (init_optimization_passes): Remove pass_gcse and
21183 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21184 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21185 instead of pass_jump_bypass.
21187 2009-04-27 Richard Guenther <rguenther@suse.de>
21189 PR middle-end/39928
21190 * gimplify.c (gimplify_expr): If we are required to create
21191 a temporary make sure it ends up as register.
21193 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21196 * config/i386/i386.c (construct_container): Don't call
21197 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21198 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21200 2009-04-27 Michael Matz <matz@suse.de>
21202 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21203 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21204 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21205 (dump_replaceable_exprs): Take a bitmap.
21206 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21208 (expand_gimple_basic_block): Likewise.
21209 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21210 replaceable_expressions member a bitmap.
21211 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21212 (mark_replaceable): Likewise.
21213 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21214 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21216 2009-04-27 Richard Guenther <rguenther@suse.de>
21218 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21219 (verify_stmts): Dispatch to gimple/type verification code.
21220 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21221 issue with call argument types.
21223 2009-04-27 Michael Matz <matz@suse.de>
21225 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21226 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21229 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21230 Eric Botcazou <ebotcazou@adacore.com>
21232 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21233 a label's basic block.
21234 (mark_target_live_regs): Tidy and rework obsolete comments.
21235 Change back DF problem to LIVE. If a label starts a basic block,
21236 assume that all registers that used to be live then still are.
21237 (init_resource_info): If a label starts a basic block, set its
21238 BLOCK_FOR_INSN accordingly.
21239 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21241 2009-04-27 Richard Guenther <rguenther@suse.de>
21243 * tree-flow-inline.h (function_ann): Remove.
21244 (get_function_ann): Likewise.
21245 * tree-dfa.c (create_function_ann): Remove.
21246 * tree-flow.h (struct static_var_ann_d): Remove.
21247 (struct function_ann_d): Likewise.
21248 (union tree_ann_d): Remove fdecl member.
21249 (function_ann_t): Remove.
21250 (function_ann, get_function_ann, create_function_ann): Remove
21253 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21255 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21257 2009-04-27 Jan Hubicka <jh@suse.cz>
21259 * ipa-pure-const.c (struct funct_state_d): New fields
21260 state_previously_known, looping_previously_known; remove
21261 state_set_in_source.
21262 (analyze_function): Use new fields.
21263 (propagate): Avoid assumption that state_set_in_source imply
21266 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21267 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21268 * cfgloop.h (finite_loop_p): Declare.
21270 2009-04-26 Michael Matz <matz@suse.de>
21272 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21274 2009-04-26 Michael Matz <matz@suse.de>
21276 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21277 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21278 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21279 pass_mark_used_blocks): Remove.
21280 * tree-optimize.c (pass_free_datastructures,
21281 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21282 * passes.c (init_optimization_passes): Don't call
21283 pass_mark_used_blocks, remove dead code.
21285 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21287 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21288 * tree-ssa-live.h (register_ssa_partition): Likewise.
21290 2009-04-26 Michael Matz <matz@suse.de>
21293 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21294 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21295 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21297 (compare_pairs): Swap cost comparison.
21298 (coalesce_ssa_name): Don't use change_partition_var.
21299 * tree-nrv.c (struct nrv_data): Add modified member.
21300 (finalize_nrv_r): Set it.
21301 (tree_nrv): Use it to update statements.
21302 (pass_nrv): Require PROP_ssa.
21303 * tree-mudflap.c (mf_decl_cache_locals,
21304 mf_build_check_statement_for): Use make_rename_temp.
21305 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21306 * alias.c (find_base_decl): Handle SSA names.
21307 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21308 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21309 * rtl.h (set_reg_attrs_for_parm): Declare.
21310 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21311 to "optimized", remove unused locals at finish.
21312 (execute_free_datastructures): Make global, call
21313 delete_tree_cfg_annotations.
21314 (execute_free_cfg_annotations): Don't call
21315 delete_tree_cfg_annotations.
21317 * ssaexpand.h: New file.
21318 * expr.c (toplevel): Include ssaexpand.h.
21319 (expand_assignment): Handle SSA names the same as register variables.
21320 (expand_expr_real_1): Expand SSA names.
21321 * cfgexpand.c (toplevel): Include ssaexpand.h.
21322 (SA): New global variable.
21323 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21324 (SSAVAR): New macro.
21325 (set_rtl): New helper function.
21326 (add_stack_var): Deal with SSA names, use set_rtl.
21327 (expand_one_stack_var_at): Likewise.
21328 (expand_one_stack_var): Deal with SSA names.
21329 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21330 before unique numbers.
21331 (expand_stack_vars): Use set_rtl.
21332 (expand_one_var): Accept SSA names, add asserts for them, feed them
21333 to above subroutines.
21334 (expand_used_vars): Expand all partitions (without default defs),
21335 then only the local decls (ignoring those expanded already).
21336 (expand_gimple_cond): Remove edges when jumpif() expands an
21337 unconditional jump.
21338 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21339 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21341 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21342 members of SA; deal with PARM_DECL partitions here; expand
21343 all PHI nodes, free tree datastructures and SA. Commit instructions
21344 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21345 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21346 info and statements at start, collect garbage at finish.
21347 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21348 (VAR_ANN_PARTITION) Remove.
21349 (change_partition_var): Don't declare.
21350 (partition_to_var): Always return SSA names.
21351 (var_to_partition): Only accept SSA names.
21352 (register_ssa_partition): Only check argument.
21353 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21355 (delete_var_map): Don't free it.
21356 (var_union): Only accept SSA names, simplify.
21357 (partition_view_init): Mark only useful SSA names as used.
21358 (partition_view_fini): Only deal with SSA names.
21359 (change_partition_var): Remove.
21360 (dump_var_map): Use ssa_name instead of partition_to_var member.
21361 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21363 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21364 (struct _elim_graph): New member const_dests; nodes member vector of
21366 (set_location_for_edge): New static helper.
21367 (create_temp): Remove.
21368 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21369 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21370 (new_elim_graph): Allocate const_dests member.
21371 (clean_elim_graph): Truncate const_dests member.
21372 (delete_elim_graph): Free const_dests member.
21373 (elim_graph_size): Adapt to new type of nodes member.
21374 (elim_graph_add_node): Likewise.
21375 (eliminate_name): Likewise.
21376 (eliminate_build): Don't take basic block argument, deal only with
21377 partition numbers, not variables.
21378 (get_temp_reg): New static helper.
21379 (elim_create): Use it, deal with RTL temporaries instead of trees.
21380 (eliminate_phi): Adjust all calls to new signature.
21381 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21382 (rewrite_trees): Only do checking.
21383 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21384 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21385 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21386 contains_tree_r, MAX_STMTS_IN_LATCH,
21387 process_single_block_loop_latch, analyze_edges_for_bb,
21388 perform_edge_inserts): Remove.
21389 (expand_phi_nodes): New global function.
21390 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21391 functions, initialize new parameter, remember partitions having a
21393 (finish_out_of_ssa): New global function.
21394 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21395 don't reset in_ssa_p here, don't disable TER when mudflap.
21396 (pass_del_ssa): Remove.
21397 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21399 (execute_free_datastructures): Declare.
21400 * Makefile.in (SSAEXPAND_H): New variable.
21401 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21402 * basic-block.h (commit_one_edge_insertion): Declare.
21403 * passes.c (init_optimization_passes): Move pass_nrv and
21404 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21405 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21406 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21407 (redirect_branch_edge): Deal with super block when expanding, split
21408 out jump patching itself into ...
21409 (patch_jump_insn): ... here, new static helper.
21411 2009-04-26 Michael Matz <matz@suse.de>
21413 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21414 beyond num_ssa_names.
21415 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21416 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21418 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21420 PR inline-asm/39543
21421 * fwprop.c (forward_propagate_asm): New function.
21422 (forward_propagate_and_simplify): Propagate also into __asm, if it
21423 doesn't increase the number of referenced registers.
21426 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21428 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21430 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21431 note_nonlocal_vla_type for nonlocal VLAs.
21432 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21433 contains_remapped_vars, remap_vla_decls): New functions.
21434 (convert_nonlocal_reference_stmt): If not optimizing, call
21435 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21436 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21437 if it wasn't found in var_map.
21438 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21439 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21440 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21442 * gimplify.c (nonlocal_vlas): New variable.
21443 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21445 (gimplify_body): Create and destroy nonlocal_vlas.
21447 * dwarf2out.c (loc_descr_plus_const): New function.
21448 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21449 mem_loc_descriptor, loc_descriptor_from_tree_1,
21450 descr_info_loc, gen_variable_die): Use it.
21452 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21453 !TREE_STATIC VAR_DECLs.
21454 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21455 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21456 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21457 DECL_BY_REFERENCE is valid.
21458 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21459 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21460 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21461 Copy DECL_BY_REFERENCE.
21462 (struct nesting_copy_body_data): New type.
21463 (nesting_copy_decl): New function.
21464 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21465 if they have variable length.
21467 2009-04-26 Michael Matz <matz@suse.de>
21469 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21470 mark new temporaries for renaming.
21472 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21475 * c-decl.c (global_bindings_p): Return negative value.
21476 (c_variable_size): New. Based on variable_size from
21478 (grokdeclarator): Call c_variable_size not variable_size.
21480 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21482 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21484 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21486 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21487 Redefine it to just use mingw/include.
21488 (ASM_SPEC): Rules for -m32 and -m64.
21489 (LINK_SPEC): Use Likewise.
21490 (SPEC_32): New define.
21491 (SPEC_64): Likewise.
21492 (SUB_LINK_SPEC): Likewise.
21493 (MULTILIB_DEFAULTS): New define.
21494 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21495 Add multilib options.
21496 (MULTILIB_DIRNAMES): Likewise.
21497 (MULTILIB_OSDIRNAMES): Likewise.
21498 (LIBGCC): Likewise.
21499 (INSTALL_LIBGCC): Likewise.
21501 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21504 * c-tree.h (enum c_inline_static_type): New.
21505 (record_inline_static): Declare.
21506 * c-decl.c (struct c_inline_static, c_inline_statics,
21507 record_inline_static, check_inline_statics): New.
21508 (pop_file_scope): Call check_inline_statics.
21509 (start_decl): Call record_inline_static instead of pedwarning
21510 directly for static in inline function.
21511 * c-typeck.c (build_external_ref): Call record_inline_static
21512 instead of pedwarning directly for static referenced in inline
21515 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21517 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21518 not new but only being rescanned.
21519 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21520 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21521 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21522 record_set_info, compute_set, grealloc): Remove.
21523 (recompute_all_luids): New function.
21524 (gcse_main): Don't compute sets, and don't do related memory
21525 allocations/free-ing. If something changed before the end of the
21526 pass, update LUIDs using recompute_all_luids.
21527 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21528 (free_gcse_mem): Don't free it either.
21529 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21530 Use the df insn LUIDs.
21531 (load_killed_in_block): Likewise.
21532 (compute_hash_table_work): Don't compute reg_set_in_block.
21533 (compute_transp): Use DF_REG_DEF_CHAINs.
21534 (local_cprop_pass): Don't use compute_sets and related functions.
21535 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21536 Use get_max_uid() instead of max_cuid.
21537 (insert_insn_end_basic_block, pre_insert_copy_insn,
21538 update_ld_motion_stores): Don't try to
21539 keep reg_set tables up to date.
21540 (pre_insert_copies): Use df insn LUIDs.
21541 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21542 (reg_set_info): Don't use extra bitmap argument.
21543 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21544 information to compute regs_set_in_block.
21545 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21546 (bypass_jumps): Don't use compute_sets and friends.
21548 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21551 * opts.c (undocumented_msg): Do not leave blank even with
21554 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21556 * c-decl.c (build_enumerator): Allow values folding to integer
21557 constants but not integer constant expressions with a pedwarn if
21560 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21563 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21564 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21565 type is an integer constant.
21567 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21570 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21573 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21576 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21577 with variably modified return type and no storage class
21578 specifiers, except for the case of nested functions. Distinguish
21579 extern declarations of functions with variably modified return
21580 types from those of objects with variably modified types.
21582 2009-04-25 Jan Hubicka <jh@suse.cz>
21584 * tree.c (list_equal_p): New function.
21585 * tree.h (list_equal_p): Declare.
21586 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21587 basic_block_def, basic_block, const_basic_block): New.
21588 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
21589 (redirect_eh_edge): New function.
21590 (make_eh_edge_update_phi): EH edges are not abnormal.
21591 * except.c: Include tree-flow.h.
21592 (list_match): New function.
21593 (eh_region_replaceable_by_p): New function.
21594 (replace_region): New function.
21595 (hash_type_list): New function.
21596 (hash_eh_region): New function.
21597 (eh_regions_equal_p): New function.
21598 (merge_peers): New function.
21599 (remove_unreachable_regions): Verify EH tree when checking;
21601 (copy_eh_region_1): New function.
21602 (copy_eh_region): New function.
21603 (push_reachable_handler): New function.
21604 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21605 regions without label but with live RESX.
21606 * except.h (redirect_eh_edge_to_label): New.
21607 * tree-flow.h (redirect_eh_edge): New.
21608 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21609 basic_block_def, basic_block, const_basic_block): Remove.
21610 * Makefile.in (except.o): Add dependency on tree-flow.h
21611 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21612 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21615 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21618 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21619 on the destination of memcpy.
21621 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21623 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21624 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21625 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21627 2009-04-25 Jan Hubicka <jh@suse.cz>
21629 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21630 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21631 to be reached by different label than left.
21632 (update_eh_edges): Update comment; remove edge_to_remove if possible
21633 and return true if suceeded.
21634 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21635 (cleanup_eh): Compute sharing map.
21636 * except.c (remove_eh_handler_and_replace): Add argument if we should
21638 (remove_unreachable_regions): Update for label sharing.
21639 (label_to_region_map): Likewise.
21640 (get_next_region_sharing_label): New function.
21641 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21643 (remove_eh_handler): Update.
21644 (remove_eh_region_and_replace_by_outer_of): New function.
21645 * except.h (struct eh_region): Add next_region_sharing_label.
21646 (remove_eh_region_and_replace_by_outer_of,
21647 get_next_region_sharing_label): Declare.
21648 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21650 2009-04-25 Jan Hubicka <jh@suse.cz>
21652 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21653 insert code even if they are not critical.
21655 2009-04-25 Jan Hubicka <jh@suse.cz>
21657 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21658 (gimple_can_remove_branch_p): EH edges won't remove branch by
21660 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21661 updating of non-abnormal EH edges.
21662 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21663 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21664 (split_critical_edges): Split also edges where emitting code on them
21665 will lead to splitting later.
21667 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21668 H.J. Lu <hongjiu.lu@intel.com>
21671 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21672 the configured assembler supports fildq and fistpq mnemonics.
21673 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21674 * configure: Regenerated.
21675 * config.in: Ditto.
21677 * config/i386/i386.c (print_operand): Handle 'Z'.
21678 ['z']: Remove handling of special fild/fist suffixes.
21679 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21680 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21681 suffix of fild insn.
21682 (*floatsi<mode>2_vector_mixed): Ditto.
21683 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21684 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21685 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21686 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21687 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21689 2009-04-25 Ben Elliston <bje@au.ibm.com>
21691 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21692 the source of a set operation.
21694 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21696 * target.h (struct gcc_target): Add case_values_threshold field.
21697 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21698 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21699 * targhooks.c (default_case_values_threshold): New function.
21700 * targhooks.h (default_case_values_threshold): Declare function.
21701 * stmt.c (expand_case): Use case_values_threshold target hook.
21702 * expr.h (case_values_threshold): Remove declartation.
21703 * expr.c (case_values_threshold): Remove function.
21704 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21706 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21707 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21708 (avr_case_values_threshold): Declare as static.
21709 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21711 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21712 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21713 (mn10300_case_values_threshold): New function.
21715 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21717 * ira.c (setup_cover_and_important_classes): Add enum cast.
21719 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21721 * genpreds.c (write_enum_constraint_num): Output definition of
21722 CONSTRAINT_NUM_DEFINED_P macro.
21723 * ira.c (setup_cover_and_important_classes): Use
21724 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21726 2009-04-24 DJ Delorie <dj@redhat.com>
21728 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
21729 __SH2A_SINGLE_ONLY__ also.
21731 2009-04-24 Steve Ellcey <sje@cup.hp.com>
21733 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
21734 (movdf_internal): Ditto.
21735 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
21736 SFmode and DFmode constants.
21737 (ia64_print_operand): Add 'G' format for printing
21738 floating point constants.
21740 2009-04-24 Richard Guenther <rguenther@suse.de>
21742 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
21743 from unsigned additions.
21745 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21747 * c-typeck.c (set_init_index): Allow array designators that are
21748 not integer constant expressions with a pedwarn if pedantic.
21750 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21752 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21753 zero if no overlap in nonzero bits between the operands.
21755 2009-04-24 Ian Lance Taylor <iant@google.com>
21757 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21758 (record_dead_and_set_regs): Likewise.
21759 * df.h (struct df_mw_hardreg): Change flags field to int.
21760 (struct df_base_ref): Likewise.
21761 (struct df): Change changeable_flags field to int.
21762 * df-scan.c (df_defs_record): Change clobber_flags to int.
21763 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21764 constants rather than #define macros.
21765 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21766 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21767 (enum dwarf_calling_convention): Likewise.
21768 (enum dwarf_line_number_x_ops): Likewise.
21769 (enum dwarf_call_frame_info): Likewise.
21770 (enum dwarf_source_language): Likewise.
21771 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21772 (add_calling_convention_attribute): Likewise.
21773 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21774 (combine_comparisons): Change compcode to int. Add cast to enum type.
21775 * genrecog.c (maybe_both_true_2): Change c to int.
21776 (write_switch): Likewise. Add cast to enum type.
21777 * gimplify.c (gimplify_omp_for): Handle return values from
21778 gimplify_expr using MIN rather than bitwise or.
21779 (gimplify_expr): Add cast to enum type.
21780 * ipa-prop.c (update_jump_functions_after_inlining): Change
21781 IPA_BOTTOM to IPA_JF_UNKNOWN.
21782 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21783 Add casts to enum type.
21784 (setup_cover_and_important_classes): Change cl to int. Add casts
21786 (setup_class_translate): Change cl and mode to int.
21787 (ira_init_once): Change mode to int.
21788 (free_register_move_costs): Likewise.
21789 (setup_prohibited_mode_move_regs): Add casts to enum type.
21790 * langhooks.c (add_builtin_function_common): Rework assertion that
21791 value fits bitfield.
21792 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21793 * omega.c (omega_do_elimination): Avoid math on enum types.
21794 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21795 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21796 int local to handle integral_argment value.
21797 * regmove.c (try_auto_increment): Change PUT_MODE to
21799 * reload.c (push_secondary_reload): Add casts to enum type.
21800 (secondary_reload_class, find_valid_class): Likewise.
21801 * reload1.c (emit_input_reload_insns): Likewise.
21802 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21803 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21804 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21806 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21807 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21809 (expand_complex_libcall): Add casts to enum type.
21810 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21811 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21812 with ERROR_MARK, not NUM_TREE_CODES.
21813 (vect_create_epilog_for_reduction): Likewise.
21814 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21815 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21816 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21818 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21819 vect_unused_in_loop. Change 0 to loop_vect.
21820 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21821 * var-tracking.c (get_init_value): Change return type to enum
21823 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21824 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21826 (arm_override_options): Add casts to enum type.
21827 (arm_emit_tls_decoration): Likewise.
21828 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21830 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21831 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21832 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21834 * config/s390/s390.c (code_for_builtin_64): Change to array of
21836 (code_for_builtin_31): Likewise.
21837 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21839 * config/sparc/sparc.c (sparc_override_options): Change value
21840 field in struct code_model to enum cmodel. In initializer change
21841 0 to NULL and add cast to enum type.
21843 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21844 Change all callers. Issue a -Wc++-compat warning using
21845 lhs_origtype if necessary.
21846 (convert_for_assignment): Issue -Wc++-compat warnings about
21847 invalid conversions to enum type on assignment.
21848 * c-common.h (build_modify_expr): Update declaration.
21850 2009-04-24 Nick Clifton <nickc@redhat.com>
21852 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21853 (function_arg_advance): Likewise.
21854 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21857 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21859 * config/s390/constraints.md ('I', 'J'): Fix condition.
21861 2009-04-24 Diego Novillo <dnovillo@google.com>
21863 * gengtype-parse.c (parse_error): Add newline after message.
21865 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21867 * config/i386/sse.md (avxmodesuffixs): Removed.
21868 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21869 (*avx_pinsr<ssevecsize>): This.
21871 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21873 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21874 follow chains of regs with a single definition, and allow expressions
21875 that are function_invariant_p.
21876 (simple_rhs_p): Allow expressions that are function_invariant_p.
21878 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21880 PR middle-end/39867
21881 * fold-const.c (fold_cond_expr_with_comparison): When folding
21882 > and >= to MAX, make sure the MAX uses the same type as the
21883 comparison's operands.
21885 2009-04-24 Nick Clifton <nickc@redhat.com>
21887 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21888 addressing for DImode accesses.
21889 (frv_print_operand_address): Handle PLUS case.
21890 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21892 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21894 PR rtl-optimization/39794
21895 * alias.c (canon_true_dependence): Add x_addr argument.
21896 * rtl.h (canon_true_dependence): Adjust prototype.
21897 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21898 * cselib.c (cselib_invalidate_mem): Likewise.
21899 * gcse.c (compute_transp): Likewise.
21900 * dse.c (scan_reads_nospill): Likewise.
21901 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21902 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21903 canon_base_addr of the group, plus optional offset.
21904 (struct group_info): Rename canon_base_mem to
21906 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21907 canon_rtx of base_mem.
21909 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21911 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21912 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21914 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21916 * config/spu/spu-builtins.h: Delete file.
21918 * config/spu/spu.h (enum spu_builtin_type): Move here from
21920 (struct spu_builtin_description): Likewise. Add GTY marker.
21921 Do not use enum spu_function_code or enum insn_code.
21922 (spu_builtins): Add extern declaration.
21924 * config/spu/spu.c: Do not include "spu-builtins.h".
21925 (enum spu_function_code, enum spu_builtin_type_index,
21926 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21927 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21928 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21929 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21930 (spu_builtin_types): Make static. Add GTY marker.
21931 (spu_builtins): Add extern declaration with GTY marker.
21932 Include "gt-spu.h".
21934 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21935 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21936 Check programmatically whether all parameters are scalar.
21938 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21940 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21942 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21943 assignment from the constructor either if the target is volatile.
21945 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21947 * config/arm/arm.md (insv): Do not share operands[0].
21949 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21951 * config/vxlib-tls.c (active_tls_threads): Delete.
21952 (delete_hook_installed): New.
21953 (tls_delete_hook): Don't delete the delete hook.
21954 (tls_destructor): Delete it here.
21955 (__gthread_set_specific): Adjust installing the delete hook.
21956 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21957 __gthread_leave_tsd_dtor_context.
21959 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21961 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21963 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21965 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21967 (alpha_rtx_costs): Ditto.
21968 (emit_unlikely_jump): Use add_reg_note.
21969 (emit_frame_store_1): Ditto.
21970 (alpha_expand_prologue): Ditto.
21971 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21972 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21974 2009-04-23 Nick Clifton <nickc@redhat.com>
21976 * config/v850/v850.md (epilogue): Remove suppressed code.
21977 (return): Rename to return_simple and remove test of frame size.
21978 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21979 to gen_return_simple.
21981 2009-04-22 Jing Yu <jingyu@google.com>
21984 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21986 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21989 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21990 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21991 value is a VECTOR_CST, the element type is the element type of the
21994 2009-04-22 DJ Delorie <dj@redhat.com>
21996 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21998 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22000 * alias.c (find_base_term): Move around LO_SUM case, so that
22001 CONST falls through into PLUS/MINUS handling.
22004 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22005 into 0, use omit_one_operand.
22007 2009-04-23 Ben Elliston <bje@au.ibm.com>
22009 * config/rs6000/linux-unwind.h (get_regs): Remove type
22010 puns. Change the type of `pc' to an array of unsigned ints and
22011 update all users. Constify frame24.
22013 2009-04-22 DJ Delorie <dj@redhat.com>
22015 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22016 declarations before code.
22017 (current_function_special_page_vector): Likewise.
22018 (m32c_expand_insv): Silence a warning.
22020 2009-04-21 Taras Glek <tglek@mozilla.com>
22022 * alias.c: Update GTY annotations to new syntax.
22023 * basic-block.h: Likewise.
22024 * bitmap.h: Likewise.
22025 * c-common.h: Likewise.
22026 * c-decl.c: Likewise.
22027 * c-parser.c: Likewise.
22028 * c-pragma.c: Likewise.
22029 * c-tree.h: Likewise.
22030 * cfgloop.h: Likewise.
22031 * cgraph.h: Likewise.
22032 * config/alpha/alpha.c: Likewise.
22033 * config/arm/arm.h: Likewise.
22034 * config/avr/avr.h: Likewise.
22035 * config/bfin/bfin.c: Likewise.
22036 * config/cris/cris.c: Likewise.
22037 * config/darwin.c: Likewise.
22038 * config/frv/frv.c: Likewise.
22039 * config/i386/i386.c: Likewise.
22040 * config/i386/i386.h: Likewise.
22041 * config/i386/winnt.c: Likewise.
22042 * config/ia64/ia64.h: Likewise.
22043 * config/iq2000/iq2000.c: Likewise.
22044 * config/mips/mips.c: Likewise.
22045 * config/mmix/mmix.h: Likewise.
22046 * config/pa/pa.c: Likewise.
22047 * config/pa/pa.h: Likewise.
22048 * config/rs6000/rs6000.c: Likewise.
22049 * config/s390/s390.c: Likewise.
22050 * config/sparc/sparc.c: Likewise.
22051 * config/xtensa/xtensa.c: Likewise.
22052 * cselib.h: Likewise.
22053 * dbxout.c: Likewise.
22054 * dwarf2out.c: Likewise.
22055 * except.c: Likewise.
22056 * except.h: Likewise.
22057 * fixed-value.h: Likewise.
22058 * function.c: Likewise.
22059 * function.h: Likewise.
22060 * gimple.h: Likewise.
22061 * integrate.c: Likewise.
22062 * optabs.c: Likewise.
22063 * output.h: Likewise.
22064 * real.h: Likewise.
22066 * stringpool.c: Likewise.
22067 * tree-data-ref.c: Likewise.
22068 * tree-flow.h: Likewise.
22069 * tree-scalar-evolution.c: Likewise.
22070 * tree-ssa-address.c: Likewise.
22071 * tree-ssa-alias.h: Likewise.
22072 * tree-ssa-operands.h: Likewise.
22073 * tree.c: Likewise.
22074 * tree.h: Likewise.
22075 * varasm.c: Likewise.
22076 * varray.h: Likewise.
22078 * coretypes.h: Do not define GTY macro if it is already defined.
22079 * doc/gty.texi: Update GTY documentation to new syntax.
22080 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22081 annotations on structs.
22082 * gengtype-parse.c: Likewise.
22084 2009-04-22 Mark Heffernan <meheff@google.com>
22086 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22088 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22090 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22093 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22095 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22096 the same as a PLUS without a shift. Increase the cost of a
22099 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22101 * Makefile.in: Update dependencies.
22102 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22103 * errors.h: Remove bogus comment about compatibility.
22104 (warning): Update declaration.
22105 * genautomata.c: Update all calls to warning.
22106 * gimple.c: Do not include errors.h. Include toplev.h.
22107 * tree-ssa-structalias.c: Do not include errors.h.
22108 * omega.c: Likewise.
22109 * tree-ssa-reassoc.c: Likewise.
22110 * config/spu/spu-c.c: Likewise.
22111 * config/spu/t-spu-elf: Update dependencies.
22113 2009-04-22 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/39824
22116 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22117 make sure the types are compatible.
22119 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22122 * c-common.c (c_parse_error): Take a token_flags parameter.
22123 Use token_type for the token type instead.
22124 Pass token_flags to cpp_type2name.
22125 * c-common.h (c_parse_error): Update declaration.
22126 * c-parser.c (c_parser_error): Pass 0 as token flags.
22128 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22130 PR rtl-optimization/39580
22131 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22133 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22135 * function.c (expand_function_end): Do not emit a jump to the "naked"
22136 return label for fall-through returns.
22137 * except.c (sjlj_emit_function_exit): Always place the call to the
22138 unregister function at the location installed by expand_function_end.
22140 2009-04-22 Richard Guenther <rguenther@suse.de>
22142 PR tree-optimization/39845
22143 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22144 (gen_inbound_check): Likewise.
22146 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22148 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22150 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22151 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22153 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22155 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22156 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22157 shift counts to avoid out-of-bounds array accesses.
22159 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22161 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22162 (Pmode): Move above.
22164 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22166 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22167 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22168 GET_CODE macro. Use IN_RANGE macro where appropriate.
22169 * config/alpha/alpha.h: Ditto.
22170 * config/alpha/alpha.md: Ditto.
22171 * config/alpha/constraints.md: Ditto.
22172 * config/alpha/predicates.md: Ditto.
22174 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22176 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22177 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22178 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22179 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22180 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22181 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22182 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22183 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22184 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22185 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22186 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22187 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22188 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22189 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22190 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22191 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22192 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22193 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22194 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22195 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22196 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22197 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22198 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22199 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22200 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22201 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22202 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22204 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22206 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22207 references from comments.
22208 * cfgbuild.c (count_basic_blocks): Delete.
22209 (find_basic_blocks_1): Delete.
22210 (find_basic_blocks): Delete.
22211 * except.c (finish_eh_generation): Make static. Move comment from
22212 except.h here. Remove find_basic_blocks references from comments.
22213 * except.h (finish_eh_generation): Delete.
22214 * basic-block.h (find_basic_blocks): Delete.
22215 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22217 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22219 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22220 (sdbout_parms): Likewise.
22222 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22224 * config/sh/sh.c (prepare_cbranch_operands): Use
22225 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22226 (expand_cbranchdi4): Likewise.
22227 (from_compare): Add cast to enum type.
22228 (expand_cbranchsi4): Use add_reg_note.
22229 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22230 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22231 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22232 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22233 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22234 instead of CODE_FOR_nothing.
22235 (cbranchdi4): Likewise. Fix the order of arguments for
22237 (push_fpscr): Use add_reg_note.
22238 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22239 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22241 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22243 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22244 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22245 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22246 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22247 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22248 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22249 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22250 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22251 config/alpha/x-vms, config/arc/t-arc,
22252 config/arm/README-interworking, config/arm/arm-c.c,
22253 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22254 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22255 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22256 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22257 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22258 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22259 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22260 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22261 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22262 config/cris/t-elfmulti, config/crx/t-crx,
22263 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22264 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22265 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22266 config/h8300/t-h8300, config/i386/athlon.md,
22267 config/i386/darwin-libgcc.10.4.ver,
22268 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22269 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22270 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22271 config/i386/t-linux64, config/i386/t-nwld,
22272 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22273 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22274 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22275 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22276 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22277 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22278 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22279 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22280 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22281 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22282 config/m68k/t-uclinux, config/mcore/t-mcore,
22283 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22284 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22285 config/mips/crtn.asm, config/mips/irix-crti.asm,
22286 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22287 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22288 config/mips/mips-fixed.md, config/mips/sb1.md,
22289 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22290 config/mips/t-iris6, config/mips/t-isa3264,
22291 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22292 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22293 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22294 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22295 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22296 config/mn10300/t-linux, config/mn10300/t-mn10300,
22297 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22298 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22299 config/picochip/libgccExtras/clzsi2.asm,
22300 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22301 config/rs6000/darwin-libgcc.10.4.ver,
22302 config/rs6000/darwin-libgcc.10.5.ver,
22303 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22304 config/rs6000/t-aix43, config/rs6000/t-aix52,
22305 config/rs6000/t-darwin, config/rs6000/t-fprules,
22306 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22307 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22308 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22309 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22310 config/rs6000/t-rtems, config/rs6000/t-spe,
22311 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22312 config/score/t-score-elf, config/sh/divcost-analysis,
22313 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22314 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22315 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22316 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22317 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22318 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22319 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22320 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22321 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22322 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22323 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22324 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22325 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22326 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22327 * config/h8300/genmova.sh: Include copyright and license notices
22328 in generated output.
22329 * config/h8300/mova.md: Regenerate.
22330 * doc/install.texi2html: Include word "Copyright" in copyright
22331 notice and use name "Free Software Foundation, Inc.".
22332 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22333 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22334 ChangeLog-2007, ChangeLog-2008: Correct dates.
22336 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22338 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22339 NE_EXPR operations as well.
22340 * c-parser.c (c_parser_condition): Do not set location information on
22342 (c_parser_conditional_expression): Likewise.
22343 (c_parser_binary_expression): Set location information on operators.
22344 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22345 TRUTH_NOT_EXPR has been folded.
22346 * fold-const.c (fold_truth_not_expr): Copy location information from
22347 the incoming expression to the outgoing one.
22348 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22349 recursive calls on the LHS of the operator but pass that of the
22350 operator to recursive calls on the RHS of the operator. Set it
22352 (shortcut_cond_expr): Set the locus of the operator on the second
22353 COND_EXPR and that of the expression on the first in degenerate cases.
22354 Pass the locus of the expression to calls to shortcut_cond_r.
22355 Set the locus of the 'then' block on the associated jump, if any.
22356 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22357 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22358 expression to call to gimplify_boolean_expr.
22360 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22362 * config.gcc: Add additional configuration for
22363 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22364 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22365 (CPP_SPEC): Redefine for allowing -municode option.
22366 (STARTFILE_SPEC): Likewise.
22367 * config/i386/t-mingw-w64: New.
22368 * config/i386/mingw-w64.opt: New.
22369 (municode): Add new target option.
22370 * doc/invoke.texi (municode): Add documentation for new option.
22372 2009-04-21 Ian Lance Taylor <iant@google.com>
22374 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22375 Correct test for number of arguments.
22376 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22378 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22380 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22381 argument of emit_library_call.
22383 2009-04-21 Richard Guenther <rguenther@suse.de>
22385 PR middle-end/39829
22386 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22387 inside VIEW_CONVERT_EXPRs.
22389 2009-04-21 Martin Jambor <mjambor@suse.cz>
22391 * tree-switch-conversion.c (build_constructors): Split a long line.
22392 (constructor_contains_same_values_p): New function.
22393 (build_one_array): Create assigns of constants if possible, do not
22394 call mark_sym_for_renaming, call update_stmt.
22395 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22396 make_rename_temp. Do not call mark_symbols_for_renaming, call
22398 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22399 find_new_referenced_vars, call update_stmt.
22400 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22401 instead of calling make_rename_temp. Do not call
22402 find_new_referenced_vars or mark_symbols_for_renaming, call
22405 2009-04-21 Richard Guenther <rguenther@suse.de>
22407 PR tree-optimization/39827
22408 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22409 (tree_ssa_phiprop): Pass the correct array size.
22411 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22413 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22415 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22418 * c-typeck.c (lvalue_p): Move declaration ...
22419 * c-common.h (lvalue_p): ... to here.
22420 * c-common.c (candidate_equal_p): New.
22421 (add_tlist): Use it.
22422 (merge_tlist): Use it.
22423 (warn_for_collisions_1): Likewise.
22424 (warning_candidate_p): Accept more candidates.
22425 (verify_tree): A warning candidate can be an expression. Use
22428 2009-04-21 Ben Elliston <bje@au.ibm.com>
22431 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22432 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22433 options. Remove -mcall-solaris documentation.
22435 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22438 * doc/invoke.texi (-Wlong-long): Update description.
22439 * c-lex (interpret_integer): Only warn if there was no previous
22440 overflow and -Wlong-long is enabled.
22441 * c-decl.c (declspecs_add_type): Drop redundant flags.
22442 * c.opt (Wlong-long): Init to -1.
22443 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22444 and front-end warn_long_long. Wlong-long only depends on other
22445 flags if it is uninitialized.
22446 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22447 the same for CPP and FE.
22448 (restore_extension_diagnostics): Likewise.
22450 2009-04-20 Ian Lance Taylor <iant@google.com>
22452 Fix enum conversions which are invalid in C++:
22453 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22454 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22455 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22456 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22457 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22458 (dbxout_parms): Likewise.
22459 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22460 (df_clear_flags): Likewise.
22461 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22462 top_flag parameter to int.
22463 (df_chain_create_bb_process_use): Likewise.
22464 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22466 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22467 (df_ref_create_structure, df_def_record_1): Likewise.
22468 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22469 (df_notes_rescan): Change 0 to VOIDmode in function call.
22470 (df_get_call_refs, df_insn_refs_collect): Likewise.
22471 (df_bb_regs_collect): Likewise.
22472 (df_entry_block_defs_collect): Likewise.
22473 (df_exit_block_uses_collect): Likewise.
22474 * df.h: Update declarations.
22475 * double-int.c (double_int_divmod): Add cast to enum type.
22476 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22477 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22478 (based_loc_descr): Likewise.
22479 (loc_descriptor_from_tree_1): Change first_op and second_op to
22480 enum dwarf_location_atom. Add cast to enum type.
22481 * expmed.c (init_expmed): Change 0 to SET in function call.
22482 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22483 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22484 (do_store_flag): Likewise.
22485 * fixed-value.h (struct fixed_value): Change mode to enum
22487 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22488 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22490 (insert_insn_decl, insert_decl, insert_state): Likewise.
22491 (automata_list_finish): Likewise.
22492 * genrecog.c (process_define_predicate): Add cast to enum type.
22493 * gensupport.c (init_predicate_table): Add cast to enum type.
22494 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22496 (gimple_build_call_1, gimple_build_label): Likewise.
22497 (gimple_build_goto, gimple_build_asm_1): Likewise.
22498 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22499 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22500 (enum fallback): Rename from enum fallback_t.
22501 (fallback_t): Typedef as int.
22502 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22503 GSI_SAME_STMT in function call.
22504 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22506 (setup_reg_class_relations): Likewise.
22507 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22508 (setup_prohibited_class_mode_regs): Add cast to enum type.
22509 (setup_prohibited_mode_move_regs): Likewise.
22510 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22511 (record_address_regs): Change i to enum reg_class.
22512 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22513 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22514 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22515 (GET_MODE_2XWIDER_MODE): Likewise.
22516 (GET_CLASS_NARROWEST_MODE): Likewise.
22517 * omp-low.c (expand_omp_for): Add cast to enum type.
22518 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22519 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22520 * postreload.c (reload_cse_simplify_operands): Change rclass local
22522 * predict.c (combine_predictions_for_insn): Change best_predictor
22523 and predictor to enum br_predictor.
22524 (combine_predictions_for_bb): Likewise.
22525 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22526 use SET_PREDICT_EXPR_OUTCOME.
22527 * real.c (real_arithmetic): Change icode to code in function call.
22528 * reginfo.c (init_move_cost): Add casts to enum type.
22529 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22530 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22532 * reload.c (find_valid_class): Add casts to enum type.
22533 (push_reload): Change 0 to NO_REGS in function call.
22534 (find_reloads): Change this_alternative to array of enum
22535 reg_class. Remove some now-unnecessary casts.
22536 (make_memloc): Change 0 to VOIDmode in function call.
22537 * reload1.c (reload): Change 0 to VOIDmode in function call.
22538 (eliminate_regs_1, elimination_effects): Likewise.
22539 (eliminate_regs_in_insn): Likewise.
22540 (emit_input_reload_insns): Add cast to enum type.
22541 (delete_output_reload): Change 0 to VOIDmode in function call.
22542 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22543 to enum type in function call.
22544 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22545 (SET_PREDICT_EXPR_OUTCOME): Define.
22546 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22547 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22548 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22549 (dump_function): Likewise.
22550 * tree-dump.h: Update declarations.
22551 * tree-pass.h: Update declarations.
22552 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22553 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22555 (arm_rtx_costs_1): Correct parenthesization.
22556 (arm_rtx_costs): Add casts to enum type.
22557 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22558 (vfp_emit_fstmd): Use add_rg_note.
22559 (emit_multi_reg_push, emit_sfm): Likewise.
22560 (thumb_set_frame_pointer): Likewise.
22561 (arm_expand_prologue): Likewise.
22562 (arm_regno_class): Change return type to enum reg_class.
22563 (thumb1_expand_prologue): Use add_reg_note.
22564 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22565 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22567 * config/arm/gentune.sh: Add cast to enum type.
22568 * config/arm/arm-tune.md: Rebuild.
22569 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22570 (ix86_split_fp_branch, predict_jump): Likewise.
22571 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22572 insn_code to enum rtx_code.
22573 (ix86_builtin_vectorized_function): Add cast to enum type.
22574 * config/i386/i386.md (truncdfsf2): Change slot to enum
22576 (truncxf<mode>2, isinf<mode>2): Likewise.
22577 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22579 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22580 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22581 (insert_bundle_state): Change 1 to INSERT in function call.
22582 (ia64_add_bundle_selector_before): Likewise.
22583 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22584 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22585 (restore_stack_nonlocal): Likewise.
22586 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22588 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
22590 (mips_rtx_costs): Likewise.
22591 (mips_override_options): Add casts to enum type.
22592 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22594 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22595 (store_reg, set_reg_plus_d): Likewise.
22596 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22597 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22599 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22601 (emit_unlikely_jump): Use add_reg_note.
22602 (rs6000_emit_allocate_stack): Likewise.
22603 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22604 (output_toc): Change 1 to INSERT in function call.
22605 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22606 (rs6000_initialize_trampoline): Likewise.
22607 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22609 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22610 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22611 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22612 (save_gprs): Use add_reg_note.
22613 (s390_emit_prologue): Likewise.
22614 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22615 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22616 (sparc_fold_builtin): Add cast to enum type.
22617 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22619 (spu_expand_prologue): Use add_reg_note.
22620 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22622 2009-04-20 Ian Lance Taylor <iant@google.com>
22624 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22625 (c_parser_postfix_expression_after_primary): Get VEC for list of
22626 arguments. Get original types of arguments. Call
22627 build_function_call_vec.
22628 (cached_expr_list_1, cached_expr_list_2): New static variables.
22629 (c_parser_expr_list): Change return type to VEC *. Add
22630 p_orig_types parameter. Change all callers.
22631 (c_parser_release_expr): New static function.
22632 (c_parser_vec_to_tree_list): New static function.
22633 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22634 call build_function_call_vec.
22635 (build_function_call_vec): New function, based on old
22636 build_function_call.
22637 (convert_arguments): Remove nargs and argarray parameters. Change
22638 values to a VEC. Add origtypes parameter.
22639 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22640 (convert_for_assignment): Add origtype parameter. Change all
22641 callers. If warn_cxx_compat, check for conversion to an enum
22642 type when calling a function.
22643 (store_init_value): Add origtype parameter. Change all callers.
22644 (digest_init): Likewise.
22645 (struct init_node): Add origtype field.
22646 (add_pending_init): Add origtype parameter. Change all callers.
22647 (output_init_element): Likewise.
22648 (output_pending_init_elements): Pass origtype from init_node to
22649 output_init_element.
22650 (process_init_element): Pass origtype from c_expr to
22651 output_init_element.
22652 (c_finish_return): Add origtype parameter. Change all callers.
22653 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22655 (sync_resolve_params): Likewise.
22656 (sync_resolve_return): Change params to first_param. Change caller.
22657 (resolve_overloaded_builtins): Change params to VEC *. Change
22658 callers. Save first parameter around call to build_function_call_vec.
22659 * c-decl.c (finish_decl): Add origtype parameter. Change all
22660 callers. Call build_function_call_vec rather than
22661 build_function_call for cleanup.
22662 * c-tree.h: Update declarations.
22663 * c-common.h: Update declarations.
22664 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22665 params to first_param.
22666 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22667 params parameter from tree to void *.
22668 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22669 Change arglist parameter to have type void *, and to be a pointer
22671 * config/rs6000/rs6000-protos.h
22672 (altivec_resolve_overloaded_builtin): Update declaration.
22673 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22674 fnargs parameter to have type void *, and to be a pointer to a
22675 VEC. Call build_function_call_vec instead of
22676 build_function_call.
22677 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22679 2009-04-20 Joey Ye <joey.ye@intel.com>
22680 Xuepeng Guo <xuepeng.guo@intel.com>
22681 H.J. Lu <hongjiu.lu@intel.com>
22683 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22685 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22686 (IX86_LEA_PRIORITY): Likewise.
22687 (distance_non_agu_define): New function.
22688 (distance_agu_use): Likewise.
22689 (ix86_lea_for_add_ok): Likewise.
22690 (ix86_dep_by_shift_count): Likewise.
22692 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22693 should split for LEA.
22695 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22697 (ix86_dep_by_shift_count): Likewise.
22699 2009-04-20 Richard Guenther <rguenther@suse.de>
22701 * expr.c (handled_component_p): Move ...
22702 * tree.h (handled_component_p): ... here.
22703 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22704 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22705 and REALPART_EXPR to be in one group.
22707 2009-04-20 Richard Guenther <rguenther@suse.de>
22709 * basic-block.h (get_all_dominated_blocks): Declare.
22710 * dominance.c (get_all_dominated_blocks): New function.
22711 * tree-cfg.c (get_all_dominated_blocks): Remove.
22712 (remove_edge_and_dominated_blocks): Adjust.
22713 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22714 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22715 instead of recursing.
22717 2009-04-20 Doug Kwan <dougkwan@google.com>
22719 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22720 (struct cgraph_node_set_def): New type.
22721 (cgraph_node_set) New type. Also declare vector functions.
22722 (struct cgraph_node_set_element_def): New type.
22723 (cgraph_node_set_element): Ditto.
22724 (cgraph_node_set_iterator): New iterator type.
22725 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22726 cgraph_node_set_remove, dump_cgraph_node_set,
22727 debug_cgraph_node_set): New prototypes.
22728 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
22729 cgraph_node_set_size): New inlines.
22730 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
22731 including cgraph.h.
22732 (struct ipa_opt_pass): Add struct cgraph_node_set_def
22733 argument to function 'write_summary'.
22734 * ipa.c: Include ggc.h.
22735 (hash_cgraph_node_set_element,
22736 eq_cgraph_node_set_element, cgraph_node_set_new,
22737 cgraph_node_set_add, cgraph_node_set_remove,
22738 cgraph_node_set_find, dump_cgraph_node_set,
22739 debug_cgraph_node_set): New functions.
22740 * Makefile.in (ipa.o): Add dependency on GGC_H.
22742 2009-04-20 Ira Rosen <irar@il.ibm.com>
22744 PR tree-optimization/39675
22745 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
22746 check of the return code of vect_schedule_slp. Check that
22747 stmt_vec_info still exists for the statement, before checking its
22748 vectorization type.
22750 2009-04-20 Michael Matz <matz@suse.de>
22752 * Makefile.in (generated_files): Take out $(simple_generated_c).
22754 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22756 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22757 (UINTPTR_TYPE): Likewise.
22759 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22762 * c-typeck.c (digest_init): Check for initializing an array with a
22765 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22768 * c-semantics.c (pop_stmt_list): Propagate
22769 STATEMENT_LIST_HAS_LABEL to parent statement list.
22771 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22773 * config/mips/mips.h (mips_tune_attr): New macro.
22774 * config/mips/mips.md (cpu): Use it.
22776 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22779 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22782 2009-04-19 Diego Novillo <dnovillo@google.com>
22784 * toplev.c (compile_file): Move call to coverage_finish ...
22785 * cgraphunit.c (ipa_passes): ... here.
22786 Call cgraph_process_new_functions.
22787 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22788 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22790 2009-04-19 Jan Hubicka <jh@suse.cz>
22792 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22794 (dump_cgraph_node): Dump can throw external flag.
22795 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22797 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22801 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22802 * common.opt (Wlogical-op): Move from here...
22803 * c.opt (Wlogical-op): ... to here.
22804 * c-typeck.c (parser_build_binary_op): Update call to
22805 warn_logical_operator.
22806 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22808 * c-common.c (warn_logical_op): Update.
22809 * c-common.h (warn_logical_op): Update declaration.
22811 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22813 * tree.c (protected_set_expr_location): Fix formatting.
22815 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22818 * c-typeck.c (readonly_warning): new.
22819 (build_unary_op, build_modify_expr): Use readonly_warning for
22820 storing into something readonly but not const-qualified.
22822 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22825 * c-typeck.c (build_unary_op): Check for taking address of
22826 expression of type void.
22828 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22831 * c-typeck.c (build_function_call): Check for calling a function
22832 with qualified void return types. Call require_complete_type when
22835 2009-04-18 Jan Hubicka <jh@suse.cz>
22837 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22839 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22840 can_throw_external flag.
22841 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22842 * ipa-pure-const.c (ignore_edge): New function.
22843 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22844 only over can_throw_external edges.
22845 (local_pure_const): Add nothrow flag.
22846 * ipa-utils.c (searchc): Add ignore_edge callback.
22847 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22848 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22849 (set_nothrow_function_flags): Update cgraph.
22850 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22852 2009-04-18 Richard Guenther <rguenther@suse.de>
22854 PR middle-end/39804
22855 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22856 (fold_stmt): ... this and ...
22857 (fold_stmt_inplace): ... this.
22858 (fold_stmt_1): Fold references in calls and asms.
22859 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22861 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22863 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22864 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22866 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22868 * tree.c (function_args_count): Remove.
22869 * tree.h: Remove the prototype for function_args_count.
22871 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22873 * tree-iterator.c (expr_only): Remove.
22874 * tree.h: Remove the prototype for expr_only.
22876 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22878 * reginfo.c (cannot_change_mode_set_regs): Remove.
22879 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22881 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22883 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22884 whether operands 0 and 1 overlaps.
22886 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22888 PR middle-end/36902
22889 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22890 pointer. Use warning_at instead of warning.
22891 (search_for_addr_array): Likewise.
22892 (check_array_bounds): Likewise.
22893 (check_all_array_refs): Check that the incoming edge is not in the
22894 list of edges to be removed.
22895 (check_all_array_refs): Avoid the temporal pointer.
22896 (vrp_visit_cond_stmt): Fix typo.
22897 (simplify_switch_using_ranges): Handle the case where the switch
22898 index is an integer constant.
22900 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22902 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22904 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22906 * doc/extend.texi, doc/invoke.texi: Fix typos.
22908 2009-04-17 Cary Coutant <ccoutant@google.com>
22910 * tree-flow-inline.h (get_lineno): Fix inverted test.
22912 2009-04-17 Diego Novillo <dnovillo@google.com>
22914 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22915 assertion for AVAIL_OUT.
22917 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22920 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22921 * config/sh/linux-atomic.asm: Likewise.
22923 2009-04-17 Diego Novillo <dnovillo@google.com>
22925 * except.c (debug_eh_tree): New.
22926 (struct eh_region, struct eh_status): Move ...
22927 * except.h: ... here.
22928 (add_type_for_runtime): Declare extern.
22929 (lookup_type_for_runtime): Likewise.
22930 (debug_eh_tree): Declare.
22931 * Makefile.in (GTFILES): List except.h before except.c
22933 2009-04-17 Diego Novillo <dnovillo@google.com>
22935 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22936 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22937 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22938 (find_vars_r): ... here.
22939 * tree-flow.h (find_referenced_vars_in): Declare.
22940 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22941 that AVAIL_OUT exists for BLOCK.
22942 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22943 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22944 (tree-parloops.o): Likewise.
22946 2009-04-17 Simon Baldwin <simonb@google.com>
22948 * toplev.c (default_tree_printer): Add handling for %E format.
22950 2009-04-17 Diego Novillo <dnovillo@google.com>
22952 * tree-pretty-print.c (dump_generic_node): Add break after
22953 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22954 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22955 FUNCTION_TYPE together. Call print_struct_decl when printing
22956 structures and TDF_SLIM is not given.
22957 (print_struct_decl): Fix logic for detecting recursion.
22959 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22962 * gcc.c (create_at_file): New.
22963 (compile_input_file_p): New.
22964 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22965 * main.c (main): Update call to toplev_main.
22966 * toplev.c (toplev_main): Change signature. Call expandargv.
22967 * toplev.h (toplev_main): Change signature.
22969 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22971 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22972 if the latter is not constant.
22974 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22976 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22978 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22980 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22981 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22983 2009-04-17 Richard Guenther <rguenther@suse.de>
22985 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22986 Handle component references view-converting an invariant address.
22988 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22990 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22991 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22992 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22993 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22994 Use @deftypevr rather than @deftypevar.
22996 2009-04-17 Richard Guenther <rguenther@suse.de>
22998 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22999 (get_prop_source_stmt): Likewise.
23000 (can_propagate_from): Likewise.
23002 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23004 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23005 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23006 (--with-multilib-list): Add default value.
23007 * configure: Regenerate.
23008 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23009 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23010 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23011 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23012 Don't add default cpu to multilib list unnecessarily, but do enable
23013 the relevant compiler option..
23014 Add support for --with-multilib-list=<blank> and
23015 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23016 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23017 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23018 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23019 TM_MULTILIB_CONFIG.
23020 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23021 (MULTILIB_OSDIRNAMES): New variable.
23022 * config/sh/t-1e: Delete file.
23023 * config/sh/t-mlib-sh1: Delete file.
23024 * config/sh/t-mlib-sh2: Delete file.
23025 * config/sh/t-mlib-sh2a: Delete file.
23026 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23027 * config/sh/t-mlib-sh2a-single: Delete file.
23028 * config/sh/t-mlib-sh2a-single-only: Delete file.
23029 * config/sh/t-mlib-sh2e: Delete file.
23030 * config/sh/t-mlib-sh3e: Delete file.
23031 * config/sh/t-mlib-sh4: Delete file.
23032 * config/sh/t-mlib-sh4-nofpu: Delete file.
23033 * config/sh/t-mlib-sh4-single: Delete file.
23034 * config/sh/t-mlib-sh4-single-only: Delete file.
23035 * config/sh/t-mlib-sh4a: Delete file.
23036 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23037 * config/sh/t-mlib-sh4a-single: Delete file.
23038 * config/sh/t-mlib-sh4a-single-only: Delete file.
23039 * config/sh/t-mlib-sh4al: Delete file.
23040 * config/sh/t-mlib-sh5-32media: Delete file.
23041 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23042 * config/sh/t-mlib-sh5-64media: Delete file.
23043 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23044 * config/sh/t-mlib-sh5-compact: Delete file.
23045 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23046 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23047 * doc/install.texi (Options specification): Add
23048 --with-multilib-list and --with-endian.
23050 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23052 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23054 (OBJS-common): Add plugin-version.o.
23055 (plugin-version.o): New.
23056 * gcc-plugin.h (plugin_gcc_version): New.
23057 (plugin_default_version_check): New.
23058 (plugin_init_func, plugin_init): Add version argument.
23059 * plugin-version.c: New.
23060 * plugin.c (str_plugin_gcc_version_name): New.
23061 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23062 pass it to the init function.
23063 (plugin_default_version_check): New.
23065 2009-04-17 Richard Guenther <rguenther@suse.de>
23067 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23068 for decl-vs-decl disambiguation.
23070 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23072 * config/s390/s390.h (s390_tune_attr): New macro definition.
23073 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23075 2009-04-17 Richard Guenther <rguenther@suse.de>
23077 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23078 (fold_stmt_r): Likewise.
23079 (maybe_fold_reference): New function.
23080 (fold_gimple_assign): Handle cases fold_stmt_r did.
23081 (fold_stmt): Do not use fold_stmt_r.
23082 (fold_stmt_inplace): Likewise.
23084 2009-04-17 Richard Guenther <rguenther@suse.de>
23086 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23087 (record_equivalences_from_stmt): Remove useless checks and
23089 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23090 the type is already suitable.
23092 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23094 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23096 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23098 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23099 (CMPtype): Define as __gcc_CMPtype.
23101 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23103 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23104 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23106 2009-04-17 Richard Guenther <rguenther@suse.de>
23108 PR tree-optimization/39746
23109 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23110 special-casing for builtins and static variable use/def.
23111 (call_may_clobber_ref_p_1): Likewise.
23113 2009-04-16 Ian Lance Taylor <iant@google.com>
23115 * df.h: Include "timevar.h".
23116 (struct df_problem): Change tv_id field to timevar_id_t.
23117 * tree-pass.h: Include "timevar.h".
23118 (struct opt_pass): Change tv_id field to timevar_id_t.
23119 * timevar.h (timevar_id_t): Define TV_NONE.
23120 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23121 TV_NONE rather than tv_id != 0.
23122 (execute_one_pass): Likewise.
23123 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23124 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23125 dependencies to $(TREE_PASS_H).
23126 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23128 (pass_branch_target_load_optimize2): Likewise.
23129 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23130 (pass_outof_cfg_layout_mode): Likewise.
23131 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23132 (pass_rebuild_cgraph_edges): Likewise.
23133 (pass_remove_cgraph_callee_edges): Likewise.
23134 * df-core.c (pass_df_initialize_opt): Likewise.
23135 (pass_df_initialize_no_opt): Likewise.
23136 (pass_df_finish): Likewise.
23137 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23138 * except.c (pass_set_nothrow_function_flags): Likewise.
23139 (pass_convert_to_eh_region_ranges): Likewise.
23140 * final.c (pass_compute_alignments): Likewise.
23141 * function.c (pass_instantiate_virtual_regs): Likewise.
23142 (pass_init_function): Likewise.
23143 (pass_leaf_regs): Likewise.
23144 (pass_match_asm_constraints): Likewise.
23145 * gimple-low.c (pass_lower_cf): Likewise.
23146 (pass_mark_used_blocks): Likewise.
23147 * init-regs.c (pass_initialize_regs): Likewise.
23148 * integrate.c (pass_initial_value_sets): Likewise.
23149 * ira.c (pass_ira): Likewise.
23150 * jump.c (pass_cleanup_barriers): Likewise.
23151 * omp-low.c (pass_expand_omp): Likewise.
23152 (pass_lower_omp): Likewise.
23153 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23154 * recog.c (pass_split_all_insns): Likewise.
23155 (pass_split_after_reload): Likewise.
23156 (pass_split_before_regstack): Likewise.
23157 (pass_split_before_sched2): Likewise.
23158 (pass_split_for_shorten_branches): Likewise.
23159 * reginfo.c (pass_reginfo_init): Likewise.
23160 (pass_subregs_of_mode_init): Likewise.
23161 (pass_subregs_of_mode_finish): Likewise.
23162 * passes.c (pass_postreload): Likewise.
23163 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23164 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23165 (pass_warn_function_return): Likewise.
23166 (pass_warn_function_noreturn): Likewise.
23167 * tree-complex.c (pass_lower_complex): Likewise.
23168 (pass_lower_complex_O0): Likewise.
23169 * tree-if-conv.c (pass_if_conversion): Likewise.
23170 * tree-into-ssa.c (pass_build_ssa): Likewise.
23171 * tree-mudflap.c (pass_mudflap_1): Likewise.
23172 (pass_mudflap_2): Likewise.
23173 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23174 (pass_mudflap_2): Likewise.
23175 * tree-nrv.c (pass_return_slot): Likewise.
23176 * tree-object-size.c (pass_object_sizes): Likewise.
23177 * tree-optimize.c (pass_all_optimizations): Likewise.
23178 (pass_early_local_passes): Likewise.
23179 (pass_all_early_optimizations): Likewise.
23180 (pass_cleanup_cfg): Likewise.
23181 (pass_cleanup_cfg_post_optimizing): Likewise.
23182 (pass_free_datastructures): Likewise.
23183 (pass_free_cfg_annotations): Likewise.
23184 (pass_fixup_cfg): Likewise.
23185 (pass_init_datastructures): Likewise.
23186 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23187 (pass_late_warn_uninitialized): Likewise.
23188 (pass_update_address_taken): Likewise.
23189 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23190 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23191 (pass_cse_sincos): Likewise.
23192 (pass_convert_to_rsqrt): Likewise.
23193 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23194 * tree-stdarg.c (pass_stdarg): Likewise.
23195 * tree-tailcall.c (pass_tail_recursion): Likewise.
23196 (pass_tail_calls): Likewise.
23197 * tree-vect-generic.c (pass_lower_vector): Likewise.
23198 (pass_lower_vector_ssa): Likewise.
23199 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23201 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23203 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23205 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23207 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23208 logical and signext.
23210 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23213 * config/sh/predicates.md (arith_operand): Check if the operand
23214 of TRUNCATE is a REG.
23216 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23218 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23219 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23221 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23223 * tree-iterator.c (tsi_split_statement_list_after,
23224 tsi_split_statement_list_before): Remove.
23225 * tree-iterator.h: Remove the prototypes for
23226 tsi_split_statement_list_after and tsi_split_statement_list_before.
23228 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23230 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23231 * tree-ssa-propagate.h: Remove the prototype for
23232 stmt_makes_single_load.
23234 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23236 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23237 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23239 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23241 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23243 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23245 * except.c (eh_region_outer_p): Remove.
23246 * except.h: Remove the prototype for eh_region_outer_p.
23248 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23250 * function.c (current_function_assembler_name): Remove.
23251 * function.h: Remove the prototype for
23252 current_function_assembler_name.
23254 2009-04-16 Ian Lance Taylor <iant@google.com>
23256 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23257 (add_reg_note): Call alloc_reg_note.
23258 * rtl.h (alloc_reg_note): Declare.
23259 * combine.c (try_combine): Use alloc_reg_note.
23260 (recog_for_combine, move_deaths): Likewise.
23261 (distribute_notes): Use alloc_reg_note and add_reg_note.
23262 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23263 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23264 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23266 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23268 PR rtl-optimization/39762
23269 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23270 ira_may_move_out_cost): Add comments about way of their usage.
23271 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23273 * ira-conflicts.c (process_regs_for_copy): Use function
23274 ira_get_register_move_cost instead of global
23275 ira_register_move_cost.
23277 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23278 color_pass, move_spill_restore, update_curr_costs): Ditto.
23280 * ira-lives.c (process_single_reg_class_operands): Ditto.
23282 * ira-emit.c (emit_move_list): Ditto.
23284 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23285 (record_reg_classes): Ditto. Use functions
23286 ira_get_register_move_cost and ira_get_may_move_cost instead of
23287 global vars ira_register_move_cost, ira_may_move_out_cost and
23288 ira_may_move_in_cost.
23289 (record_address_regs): Don't call ira_init_register_move_cost.
23290 Use function ira_get_may_move_cost instead of global
23291 ira_may_move_in_cost.
23292 (process_bb_node_for_hard_reg_moves): Use function
23293 ira_get_register_move_cost instead of global ira_register_move_cost.
23294 (ira_costs): Don't call ira_init_register_move_cost.
23296 2009-04-16 Richard Guenther <rguenther@suse.de>
23298 * tree-cfg.c (verify_gimple_assign_binary):
23299 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23300 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23301 (create_general_new_stmt): Note that this function is broken.
23303 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23305 * common.opt (fhelp): Add Var(help_flag).
23306 * gcc-plugin.h (plugin_info): Add help.
23307 * plugin.c (plugin_name_args): Add help.
23308 (register_plugin_info): Set plugin->help.
23309 (print_help_one_plugin): New.
23310 (print_plugins_help): New.
23311 * plugin.h (print_plugins_help): New.
23312 * toplev.c (toplev_main): Call print_plugins_help if needed.
23314 2009-04-16 Richard Guenther <rguenther@suse.de>
23316 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23317 (gimple_ior_addresses_taken_1): New function.
23318 (gimple_ior_addresses_taken): Likewise.
23319 * gimple.h (struct gimple_statement_with_ops_base): Remove
23320 addresses_taken member.
23321 (gimple_ior_addresses_taken): Declare.
23322 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23323 gimple_set_addresses_taken): Remove.
23324 * ipa-reference.c (mark_address): New function.
23325 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23326 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23327 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23328 (gimple_add_to_addresses_taken): Remove.
23329 (get_tmr_operands): Call mark_address_taken.
23330 (get_asm_expr_operands): Likewise.
23331 (get_expr_operands): Likewise.
23332 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23333 (free_stmt_operands): Do not free it.
23334 * tree-ssa.c (delete_tree_ssa): Likewise.
23335 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23337 2009-04-16 Richard Guenther <rguenther@suse.de>
23339 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23340 (walk_stmt_load_store_ops): Likewise.
23341 * gimple.c (get_base_loadstore): New function.
23342 (walk_stmt_load_store_addr_ops): Likewise.
23343 (walk_stmt_load_store_ops): Likewise.
23344 * ipa-pure-const.c (check_op): Simplify.
23345 (check_load, check_store): New functions.
23346 (check_stmt): Use walk_stmt_load_store_ops.
23347 * ipa-reference.c (mark_load): Adjust signature.
23348 (mark_store): Likewise.
23349 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23351 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23353 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23354 (plugin_info): New.
23355 * opts.c (common_handle_option): Don't call print_version.
23356 * plugin.c (plugin_name_args): Add version.
23357 (register_plugin_info): New.
23358 (register_callback): Handle PLUGIN_INFO.
23359 (try_init_one_plugin): New.
23360 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23362 (finalize_one_plugin): New.
23363 (finalize_plugins): New.
23364 (print_one_plugin): New.
23365 (print_plugins_versions): New.
23366 * plugin.h (print_plugins_versions): New.
23367 (finalize_plugins): New.
23368 * toplev.c (compile_file): Don't call initialize_plugins.
23369 (print_version): Call print_plugins_versions.
23370 (toplev_main): Call initialize_plugins. Print version if needed.
23371 Call finalize_plugins.
23373 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23375 * common.opt (fversion): New.
23376 * gcc.c (print_version): New.
23377 (process_command): Don't print the version. Just set print_version.
23378 (main): Print version. Call subprocesses if print_version and
23379 verbose_flag are set.
23380 * opts.c (common_handle_option): Handle OPT_fversion.
23382 2009-04-16 Richard Guenther <rguenther@suse.de>
23383 Ira Rosen <irar@il.ibm.com>
23385 PR tree-optimization/39698
23386 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23387 type of the reduction variable. Only generate the def if
23390 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23391 make sure to first convert to an integer of the same precision.
23392 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23393 the type of the evolution correctly in computing the new
23394 induction variable base.
23396 2009-04-16 Richard Guenther <rguenther@suse.de>
23398 PR middle-end/39625
23399 * tree-cfg.c (make_blocks): Split statements with to-be
23400 abnormal SSA names on the lhs.
23402 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23404 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23405 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23406 * c-typeck.c (really_start_incremental_init): Likewise.
23407 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23408 (TARGET_INITIALIZER): Remove it.
23409 * target.h (struct target): Remove vector_opaque_p.
23410 * tree.c (build_opaque_vector_type): New.
23411 * tree.h (TYPE_VECTOR_OPAQUE): New.
23412 (build_opaque_vector_type): Declare.
23413 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23414 * config/rs6000/rs6000.c (build_opaque_vector_type,
23415 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23416 (rs6000_init_builtins): Use build_opaque_vector_type for
23417 opaque_V4SI_type_node.
23419 2009-04-15 Catherine Moore <clm@codesourcery.com>
23421 * debug.h (set_name): Declare.
23422 * dwarf2out.c (dwarf2out_set_name): Declare.
23423 (dwarf2_debug_hooks): Add set_name.
23424 (find_AT_string): New.
23425 (add_AT_string): Call find_AT_string.
23426 (dwarf2out_set_name): New.
23427 * cp/decl.c (grokdeclarator): Call set_name.
23428 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23429 * debug.c (do_nothing_debug_hooks): Likewise.
23430 * dbxout.c (dbx_debug_hooks): Likewise.
23431 * sdbout.c (sdb_debug_hooks): Likewise.
23433 2009-04-15 Michael Eager <eager@eagercon.com>
23435 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23436 reg for single-precision FPU.
23437 * config/rs6000/rs6000.md (movsi_internal1): Only for
23438 !TARGET_SINGLE_FPU.
23439 (movsi_internal1_single): New. Add pattern to move SI values to/from
23440 single-precision FP regs.
23442 2009-04-15 Richard Guenther <rguenther@suse.de>
23444 * omp-low.c (lower_rec_input_clauses): Build correct address
23446 (expand_omp_for_generic): Fix multiplication type.
23447 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23448 (generate_memset_zero): Fix types.
23449 * tree-profile.c (prepare_instrumented_value): Correctly
23452 2009-04-15 Ian Lance Taylor <iant@google.com>
23454 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23455 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23456 for -Wall and for -Wc++-compat.
23457 (c_common_post_options): For C++, set warn_enum_compare if not
23459 * c-tree.h (struct c_expr): Add field original_type.
23460 (build_external_ref): Update declaration.
23461 * c-parser.c (c_parser_braced_init): Set original_type.
23462 (c_parser_initelt): Likewise.
23463 (c_parser_expr_no_commas): Likewise.
23464 (c_parser_conditional_expression): Likewise.
23465 (c_parser_cast_expression): Likewise.
23466 (c_parser_unary_expression): Likewise. Pull setting of
23467 original_code to top of function.
23468 (c_parser_sizeof_expression): Set original_type.
23469 (c_parser_alignof_expression): Likewise.
23470 (c_parser_postfix_expression): Likewise. Pull setting of
23471 original_code to top of function.
23472 (c_parser_postfix_expression_after_paren_type): Set original_type.
23473 (c_parser_postfix_expression_after_primary): Likewise.
23474 (c_parser_expression): Likewise.
23475 * c-typeck.c (build_external_ref): Add type parameter. Change all
23477 (c_expr_sizeof_expr): Set original_type field.
23478 (parser_build_unary_op): Likewise.
23479 (parser_build_binary_op): Likewise. Optionally warn about
23480 comparisons of enums of different types.
23481 (digest_init): Set original_type field.
23482 (really_start_incremental_init): Likewise.
23483 (push_init_level, pop_init_level): Likewise.
23484 * doc/invoke.texi (Warning Options): -Wenum-compare now
23487 2009-04-15 Richard Guenther <rguenther@suse.de>
23489 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23490 out a necessary conversion.
23491 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23492 names we didn't value number.
23493 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23495 2009-04-15 Richard Guenther <rguenther@suse.de>
23497 PR tree-optimization/39764
23498 * tree-ssa-ccp.c (get_value): Canonicalize value with
23499 canonicalize_float_value.
23501 2009-04-15 Jan Hubicka <jh@suse.cz>
23503 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23504 Wrong version of patch.
23506 2009-04-15 Jan Hubicka <jh@suse.cz>
23508 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23510 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23512 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23513 our distinct integral and vector types.
23515 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23517 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23518 * init.c (build_vtbl_address): Remove call to assemble_external.
23520 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23522 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23523 output for other floating point modes.
23525 2009-04-14 Diego Novillo <dnovillo@google.com>
23527 * diagnostic.c (diagnostic_report_diagnostic): Do not
23528 warn about loaded plugins for DK_ERROR and DK_WARNING.
23529 * c-decl.c (declspecs_add_type): Move call to
23530 invoke_plugin_callbacks ...
23531 * c-parser.c (c_parser_declspecs): ... here.
23532 * plugin.c (dump_active_plugins): Tidy output.
23534 2009-04-14 Diego Novillo <dnovillo@google.com>
23535 Le-Chun Wu <lcwu@google.com>
23537 * configure.ac: Add --enable-plugin support.
23538 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23539 * Makefile.in (PLUGIN_H): Define.
23540 Export ENABLE_PLUGIN and GMPINC to site.exp.
23541 Add PLUGINLIBS to link command.
23542 Add/modify dependencies for plugin.o and files including plugin.h.
23544 * config.in: Regenerate.
23546 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23549 2009-04-14 Le-Chun Wu <lcwu@google.com>
23551 * tree-pass.h (register_one_dump_file): Add a prototype for
23552 register_one_dump_file.
23553 * toplev.c (compile_file): Call initialize_plugins.
23554 (do_compile): Call invoke_plugin_callbacks.
23555 (toplev_main): Call invoke_plugin_callbacks.
23556 * common.opt: Add -fplugin= and -fplugin-arg-.
23557 * gcc-plugin.h: New public header file for plugins to include.
23558 * plugin.c: New source file.
23559 * plugin.h: New internal header file.
23560 * passes.c (register_one_dump_file): Make it external.
23562 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23564 2009-04-14 Diego Novillo <dnovillo@google.com>
23566 * doc/plugins.texi: New.
23567 * doc/gccint.texi: Add reference to Plugins chapter.
23568 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23569 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23570 loaded plugins, if any.
23571 * timevar.def (TV_PLUGIN_INIT): Define.
23572 (TV_PLUGIN_RUN): Define.
23573 * plugin.c: Include timevar.h
23574 (plugins_active_p): New.
23575 (dump_active_plugins): New.
23576 (debug_active_plugins): New.
23578 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23580 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23582 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23584 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23586 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23587 the same as a minus without a shift.
23589 2009-04-14 Nick Clifton <nickc@redhat.com>
23591 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
23592 comparisons with small integers will always produce a short
23595 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23598 2008-12-19 Diego Novillo <dnovillo@google.com>
23600 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23602 2009-04-14 Richard Guenther <rguenther@suse.de>
23604 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23606 (verify_gimple_assign_binary): Likewise. Handle shifts and
23608 (verify_gimple_phi): Print the mismatched argument position.
23609 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23611 (vect_update_init_of_dr): Likewise.
23612 * matrix-reorg.c (transform_access_sites): Do what the
23614 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23616 2009-04-13 Michael Eager <eager@eagercon.com>
23618 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23619 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23620 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23621 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23622 remove duplicate config
23624 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23626 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23627 file_name:line_number type locator of the call site.
23629 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23631 * genautomata.c: Put blank after comma.
23632 (automaton_decls): New.
23633 (struct unit_usage): Add comments to member next.
23634 (store_alt_unit_usage): Keep the list ordered.
23635 (unit_present_on_list_p, equal_alternatives_p): New.
23636 (check_regexp_units_distribution): Check units distribution
23637 correctness correctly.
23638 (main): Don't write automata if error is found. Return correct
23641 * config/m68k/cf.md (cfv4_ds): Remove.
23642 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23643 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23645 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23646 power4-load-ext, power4-store, power4-store-update,
23647 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23648 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23649 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23650 power4-sqrt, power4-isync): Modify reservation to make correct
23651 unit distribution to automata.
23653 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23654 power5-store-update, power5-two, power5-three, power5-lmul,
23655 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23657 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23659 * except.c (pass_set_nothrow_function_flags): Set name and add
23661 (set_nothrow_function_flags): Mention in the dump file when
23662 changing a function to nothrow.
23664 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23667 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23668 instead of unsigned long.
23670 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23672 * config/arm/arm.c (return_used_this_function): Remove.
23673 (arm_output_function_prologue): Remove use of
23674 return_used_this_function.
23675 (output_return_instruction): Replace use of
23676 return_used_this_function
23677 by cfun->machine->return_used_this_function.
23678 (arm_output_epilogue): Likewise.
23679 (arm_output_function_epilogue): Likewise.
23680 (thumb_unexpanded_epilogue): Likewise.
23681 * config/arm/arm.h (struct machine_function):
23682 New member return_used_this_function.
23684 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23686 * doc/install.texi: Correct description of default directory for
23687 --with-gxx-include-dir.
23689 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23691 * fold-const.c (build_range_check): Properly deal with enumeral and
23692 boolean base types.
23694 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23696 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23697 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23698 * params.h (MAX_GCSE_PASSES): Remove.
23699 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23700 in sequence. Remove ability to run multiple passes.
23701 (bypass_jumps): Report run as third CPROP pass.
23703 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23705 PR middle-end/39651
23706 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23707 when deciding whether the whole SEQUENCE can throw.
23709 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23712 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23713 offseted label references.
23715 2009-04-11 Jan Hubicka <jh@suse.cz>
23717 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23719 2009-04-11 Richard Guenther <rguenther@suse.de>
23721 PR middle-end/39732
23722 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23723 return variables as TREE_ADDRESSABLE.
23725 2009-04-11 Richard Guenther <rguenther@suse.de>
23727 PR tree-optimization/39713
23728 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
23729 reference trees have SSA_NAME operands.
23731 2009-04-11 Richard Guenther <rguenther@suse.de>
23734 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23735 address expressions.
23737 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
23739 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
23740 match changes in Cygwin 1.7
23741 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
23742 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
23744 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23746 PR tree-optimization/39701
23747 * doc/invoke.texi (Optimization Options): Document change in
23748 meaning and initialization of -fdelete-null-pointer-checks.
23750 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23752 PR middle-end/39701
23753 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23755 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23758 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23760 2009-04-10 Chao-ying Fu <fu@mips.com>
23762 * doc/tm.texi (Instruction Output): Document
23763 TARGET_ASM_FINAL_POSTSCAN_INSN.
23764 * target.h (final_postscan_insn): New field in asm_out.
23765 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23766 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23767 * final.c (final_scan_insn): Call
23768 targetm.asm_out.final_postscan_insn after outputting
23769 an asm macro and a normal instruction.
23771 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23772 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23773 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23774 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23775 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23777 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23779 PR middle-end/39701
23780 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23781 variables as non-NULL even with -fdelete-null-pointer-checks.
23783 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23785 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23787 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23790 * config/i386/i386.c (classify_argument): Handle SCmode with
23791 (bit_offset % 64) != 0.
23793 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23795 * doc/invoke.texi (Optimize Options): Add cross-reference to
23796 -Q --help=optimizers examples.
23798 2009-04-10 Ben Elliston <bje@au.ibm.com>
23801 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23802 regalign for the reg == fpr and TDmode case.
23804 2009-04-09 David Ayers <ayers@fsfe.org>
23807 * objc/objc-act.c (warn_with_method): Remove helper function.
23808 (check_duplicates): Call warning and inform directly.
23809 (really_start_method): Likewise.
23811 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23813 * expmed.c (expand_divmod): Always use a comparison for a division
23814 by a large unsigned integer.
23816 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23817 for things others than variables or functions as nonzero.
23819 2009-04-09 Nick Clifton <nickc@redhat.com>
23821 * unwind-compat.c: Change copyright header to refer to version
23822 3 of the GNU General Public License with version 3.1 of the
23823 GCC Runtime Library Exception and to point readers at the
23824 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23825 * config/alpha/crtfastmath.c: Likewise.
23826 * config/alpha/linux-unwind.h: Likewise.
23827 * config/alpha/qrnnd.asm: Likewise.
23828 * config/alpha/vms-crt0-64.c: Likewise.
23829 * config/alpha/vms-crt0.c: Likewise.
23830 * config/alpha/vms-dwarf2.asm: Likewise.
23831 * config/alpha/vms-dwarf2eh.asm: Likewise.
23832 * config/alpha/vms-psxcrt0-64.c: Likewise.
23833 * config/alpha/vms-psxcrt0.c: Likewise.
23834 * config/alpha/vms_tramp.asm: Likewise.
23835 * config/arc/initfini.c: Likewise.
23836 * config/arc/lib1funcs.asm: Likewise.
23837 * config/arm/bpabi-v6m.S: Likewise.
23838 * config/arm/bpabi.S: Likewise.
23839 * config/arm/bpabi.c: Likewise.
23840 * config/arm/crti.asm: Likewise.
23841 * config/arm/crtn.asm: Likewise.
23842 * config/arm/ieee754-df.S: Likewise.
23843 * config/arm/ieee754-sf.S: Likewise.
23844 * config/arm/lib1funcs.asm: Likewise.
23845 * config/arm/libunwind.S: Likewise.
23846 * config/arm/linux-atomic.c: Likewise.
23847 * config/arm/mmintrin.h: Likewise.
23848 * config/arm/pr-support.c: Likewise.
23849 * config/arm/unaligned-funcs.c: Likewise.
23850 * config/arm/unwind-arm.c: Likewise.
23851 * config/arm/unwind-arm.h: Likewise.
23852 * config/avr/libgcc.S: Likewise.
23853 * config/bfin/crti.s: Likewise.
23854 * config/bfin/crtlibid.s: Likewise.
23855 * config/bfin/crtn.s: Likewise.
23856 * config/bfin/lib1funcs.asm: Likewise.
23857 * config/bfin/linux-unwind.h: Likewise.
23858 * config/cris/arit.c: Likewise.
23859 * config/cris/cris_abi_symbol.c: Likewise.
23860 * config/darwin-64.c: Likewise.
23861 * config/darwin-crt2.c: Likewise.
23862 * config/darwin-crt3.c: Likewise.
23863 * config/darwin.h: Likewise.
23864 * config/dbxelf.h: Likewise.
23865 * config/dfp-bit.c: Likewise.
23866 * config/dfp-bit.h: Likewise.
23867 * config/elfos.h: Likewise.
23868 * config/fixed-bit.c: Likewise.
23869 * config/fixed-bit.h: Likewise.
23870 * config/fp-bit.c: Likewise.
23871 * config/fp-bit.h: Likewise.
23872 * config/fr30/crti.asm: Likewise.
23873 * config/fr30/crtn.asm: Likewise.
23874 * config/fr30/lib1funcs.asm: Likewise.
23875 * config/freebsd-spec.h: Likewise.
23876 * config/frv/cmovd.c: Likewise.
23877 * config/frv/cmovh.c: Likewise.
23878 * config/frv/cmovw.c: Likewise.
23879 * config/frv/frvbegin.c: Likewise.
23880 * config/frv/frvend.c: Likewise.
23881 * config/frv/lib1funcs.asm: Likewise.
23882 * config/glibc-stdint.h: Likewise.
23883 * config/h8300/clzhi2.c: Likewise.
23884 * config/h8300/crti.asm: Likewise.
23885 * config/h8300/crtn.asm: Likewise.
23886 * config/h8300/ctzhi2.c: Likewise.
23887 * config/h8300/fixunssfsi.c: Likewise.
23888 * config/h8300/lib1funcs.asm: Likewise.
23889 * config/h8300/parityhi2.c: Likewise.
23890 * config/h8300/popcounthi2.c: Likewise.
23891 * config/i386/ammintrin.h: Likewise.
23892 * config/i386/att.h: Likewise.
23893 * config/i386/avxintrin.h: Likewise.
23894 * config/i386/biarch64.h: Likewise.
23895 * config/i386/bmmintrin.h: Likewise.
23896 * config/i386/cpuid.h: Likewise.
23897 * config/i386/cross-stdarg.h: Likewise.
23898 * config/i386/crtfastmath.c: Likewise.
23899 * config/i386/crtprec.c: Likewise.
23900 * config/i386/cygming-crtbegin.c: Likewise.
23901 * config/i386/cygming-crtend.c: Likewise.
23902 * config/i386/cygwin.asm: Likewise.
23903 * config/i386/emmintrin.h: Likewise.
23904 * config/i386/gmm_malloc.h: Likewise.
23905 * config/i386/gthr-win32.c: Likewise.
23906 * config/i386/i386.h: Likewise.
23907 * config/i386/immintrin.h: Likewise.
23908 * config/i386/linux-unwind.h: Likewise.
23909 * config/i386/linux64.h: Likewise.
23910 * config/i386/mm3dnow.h: Likewise.
23911 * config/i386/mmintrin-common.h: Likewise.
23912 * config/i386/mmintrin.h: Likewise.
23913 * config/i386/nmmintrin.h: Likewise.
23914 * config/i386/pmm_malloc.h: Likewise.
23915 * config/i386/pmmintrin.h: Likewise.
23916 * config/i386/smmintrin.h: Likewise.
23917 * config/i386/sol2-c1.asm: Likewise.
23918 * config/i386/sol2-ci.asm: Likewise.
23919 * config/i386/sol2-cn.asm: Likewise.
23920 * config/i386/sol2-gc1.asm: Likewise.
23921 * config/i386/tmmintrin.h: Likewise.
23922 * config/i386/unix.h: Likewise.
23923 * config/i386/w32-unwind.h: Likewise.
23924 * config/i386/wmmintrin.h: Likewise.
23925 * config/i386/x86-64.h: Likewise.
23926 * config/i386/x86intrin.h: Likewise.
23927 * config/i386/xmmintrin.h: Likewise.
23928 * config/ia64/crtbegin.asm: Likewise.
23929 * config/ia64/crtend.asm: Likewise.
23930 * config/ia64/crtfastmath.c: Likewise.
23931 * config/ia64/crti.asm: Likewise.
23932 * config/ia64/crtn.asm: Likewise.
23933 * config/ia64/fde-glibc.c: Likewise.
23934 * config/ia64/lib1funcs.asm: Likewise.
23935 * config/ia64/linux-unwind.h: Likewise.
23936 * config/ia64/quadlib.c: Likewise.
23937 * config/ia64/unwind-ia64.c: Likewise.
23938 * config/linux.h: Likewise.
23939 * config/m32c/m32c-lib1.S: Likewise.
23940 * config/m32c/m32c-lib2-trapv.c: Likewise.
23941 * config/m32c/m32c-lib2.c: Likewise.
23942 * config/m32r/initfini.c: Likewise.
23943 * config/m68hc11/larith.asm: Likewise.
23944 * config/m68hc11/m68hc11-crt0.S: Likewise.
23945 * config/m68k/cf.md: Likewise.
23946 * config/m68k/crti.s: Likewise.
23947 * config/m68k/crtn.s: Likewise.
23948 * config/m68k/lb1sf68.asm: Likewise.
23949 * config/m68k/linux-unwind.h: Likewise.
23950 * config/mcore/crti.asm: Likewise.
23951 * config/mcore/crtn.asm: Likewise.
23952 * config/mcore/lib1.asm: Likewise.
23953 * config/mips/linux-unwind.h: Likewise.
23954 * config/mips/loongson.h: Likewise.
23955 * config/mips/mips16.S: Likewise.
23956 * config/mmix/crti.asm: Likewise.
23957 * config/mmix/crtn.asm: Likewise.
23958 * config/pa/fptr.c: Likewise.
23959 * config/pa/hpux-unwind.h: Likewise.
23960 * config/pa/lib2funcs.asm: Likewise.
23961 * config/pa/linux-atomic.c: Likewise.
23962 * config/pa/linux-unwind.h: Likewise.
23963 * config/pa/milli64.S: Likewise.
23964 * config/pa/quadlib.c: Likewise.
23965 * config/pa/stublib.c: Likewise.
23966 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23967 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23968 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23969 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23970 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23971 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23972 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23973 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23974 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23975 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23976 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23977 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23978 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23979 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23980 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23981 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23982 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23983 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23984 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23985 * config/rs6000/750cl.h: Likewise.
23986 * config/rs6000/altivec.h: Likewise.
23987 * config/rs6000/biarch64.h: Likewise.
23988 * config/rs6000/crtresfpr.asm: Likewise.
23989 * config/rs6000/crtresgpr.asm: Likewise.
23990 * config/rs6000/crtresxfpr.asm: Likewise.
23991 * config/rs6000/crtresxgpr.asm: Likewise.
23992 * config/rs6000/crtsavfpr.asm: Likewise.
23993 * config/rs6000/crtsavgpr.asm: Likewise.
23994 * config/rs6000/darwin-asm.h: Likewise.
23995 * config/rs6000/darwin-fallback.c: Likewise.
23996 * config/rs6000/darwin-fpsave.asm: Likewise.
23997 * config/rs6000/darwin-ldouble.c: Likewise.
23998 * config/rs6000/darwin-tramp.asm: Likewise.
23999 * config/rs6000/darwin-unwind.h: Likewise.
24000 * config/rs6000/darwin-vecsave.asm: Likewise.
24001 * config/rs6000/darwin-world.asm: Likewise.
24002 * config/rs6000/e500crtres32gpr.asm: Likewise.
24003 * config/rs6000/e500crtres64gpr.asm: Likewise.
24004 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24005 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24006 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24007 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24008 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24009 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24010 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24011 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24012 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24013 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24014 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24015 * config/rs6000/eabi-ci.asm: Likewise.
24016 * config/rs6000/eabi-cn.asm: Likewise.
24017 * config/rs6000/eabi.asm: Likewise.
24018 * config/rs6000/linux-unwind.h: Likewise.
24019 * config/rs6000/linux64.h: Likewise.
24020 * config/rs6000/paired.h: Likewise.
24021 * config/rs6000/paired.md: Likewise.
24022 * config/rs6000/ppc64-fp.c: Likewise.
24023 * config/rs6000/ppu_intrinsics.h: Likewise.
24024 * config/rs6000/rs6000.h: Likewise.
24025 * config/rs6000/si2vmx.h: Likewise.
24026 * config/rs6000/sol-ci.asm: Likewise.
24027 * config/rs6000/sol-cn.asm: Likewise.
24028 * config/rs6000/spe.h: Likewise.
24029 * config/rs6000/spu2vmx.h: Likewise.
24030 * config/rs6000/sysv4.h: Likewise.
24031 * config/rs6000/tramp.asm: Likewise.
24032 * config/rs6000/vec_types.h: Likewise.
24033 * config/s390/linux-unwind.h: Likewise.
24034 * config/s390/tpf-unwind.h: Likewise.
24035 * config/score/crti.asm: Likewise.
24036 * config/score/crtn.asm: Likewise.
24037 * config/sh/crt1.asm: Likewise.
24038 * config/sh/crti.asm: Likewise.
24039 * config/sh/crtn.asm: Likewise.
24040 * config/sh/divtab-sh4-300.c: Likewise.
24041 * config/sh/divtab-sh4.c: Likewise.
24042 * config/sh/divtab.c: Likewise.
24043 * config/sh/lib1funcs-4-300.asm: Likewise.
24044 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24045 * config/sh/lib1funcs.asm: Likewise.
24046 * config/sh/lib1funcs.h: Likewise.
24047 * config/sh/linux-atomic.asm: Likewise.
24048 * config/sh/linux-unwind.h: Likewise.
24049 * config/sh/shmedia.h: Likewise.
24050 * config/sh/sshmedia.h: Likewise.
24051 * config/sh/ushmedia.h: Likewise.
24052 * config/sparc/crtfastmath.c: Likewise.
24053 * config/sparc/linux-unwind.h: Likewise.
24054 * config/sparc/sol2-c1.asm: Likewise.
24055 * config/sparc/sol2-ci.asm: Likewise.
24056 * config/sparc/sol2-cn.asm: Likewise.
24057 * config/spu/divmodti4.c: Likewise.
24058 * config/spu/divv2df3.c: Likewise.
24059 * config/spu/float_disf.c: Likewise.
24060 * config/spu/float_unsdidf.c: Likewise.
24061 * config/spu/float_unsdisf.c: Likewise.
24062 * config/spu/float_unssidf.c: Likewise.
24063 * config/spu/mfc_multi_tag_release.c: Likewise.
24064 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24065 * config/spu/mfc_tag_release.c: Likewise.
24066 * config/spu/mfc_tag_reserve.c: Likewise.
24067 * config/spu/mfc_tag_table.c: Likewise.
24068 * config/spu/multi3.c: Likewise.
24069 * config/spu/spu_internals.h: Likewise.
24070 * config/spu/spu_intrinsics.h: Likewise.
24071 * config/spu/spu_mfcio.h: Likewise.
24072 * config/spu/vec_types.h: Likewise.
24073 * config/spu/vmx2spu.h: Likewise.
24074 * config/stormy16/stormy16-lib2.c: Likewise.
24075 * config/svr4.h: Likewise.
24076 * config/sync.c: Likewise.
24077 * config/v850/lib1funcs.asm: Likewise.
24078 * config/vxlib-tls.c: Likewise.
24079 * config/vxlib.c: Likewise.
24080 * config/vxworks-dummy.h: Likewise.
24081 * config/xtensa/crti.asm: Likewise.
24082 * config/xtensa/crtn.asm: Likewise.
24083 * config/xtensa/ieee754-df.S: Likewise.
24084 * config/xtensa/ieee754-sf.S: Likewise.
24085 * config/xtensa/lib1funcs.asm: Likewise.
24086 * config/xtensa/lib2funcs.S: Likewise.
24087 * config/xtensa/linux-unwind.h: Likewise.
24088 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24089 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24090 * coretypes.h: Likewise.
24091 * crtstuff.c: Likewise.
24092 * defaults.h: Likewise.
24093 * dwarf2.h: Likewise.
24094 * emutls.c: Likewise.
24095 * gbl-ctors.h: Likewise.
24096 * gcov-io.h: Likewise.
24097 * ginclude/float.h: Likewise.
24098 * ginclude/iso646.h: Likewise.
24099 * ginclude/stdarg.h: Likewise.
24100 * ginclude/stdbool.h: Likewise.
24101 * ginclude/stddef.h: Likewise.
24102 * ginclude/stdfix.h: Likewise.
24103 * ginclude/stdint-gcc.h: Likewise.
24104 * ginclude/tgmath.h: Likewise.
24105 * gthr-aix.h: Likewise.
24106 * gthr-dce.h: Likewise.
24107 * gthr-gnat.c: Likewise.
24108 * gthr-gnat.h: Likewise.
24109 * gthr-lynx.h: Likewise.
24110 * gthr-mipssde.h: Likewise.
24111 * gthr-nks.h: Likewise.
24112 * gthr-posix.c: Likewise.
24113 * gthr-posix.h: Likewise.
24114 * gthr-posix95.h: Likewise.
24115 * gthr-rtems.h: Likewise.
24116 * gthr-single.h: Likewise.
24117 * gthr-solaris.h: Likewise.
24118 * gthr-tpf.h: Likewise.
24119 * gthr-vxworks.h: Likewise.
24120 * gthr-win32.h: Likewise.
24121 * gthr.h: Likewise.
24122 * libgcc2.c: Likewise.
24123 * libgcc2.h: Likewise.
24124 * libgcov.c: Likewise.
24125 * tsystem.h: Likewise.
24126 * typeclass.h: Likewise.
24127 * unwind-c.c: Likewise.
24128 * unwind-compat.h: Likewise.
24129 * unwind-dw2-fde-compat.c: Likewise.
24130 * unwind-dw2-fde-darwin.c: Likewise.
24131 * unwind-dw2-fde-glibc.c: Likewise.
24132 * unwind-dw2-fde.c: Likewise.
24133 * unwind-dw2-fde.h: Likewise.
24134 * unwind-dw2.c: Likewise.
24135 * unwind-dw2.h: Likewise.
24136 * unwind-generic.h: Likewise.
24137 * unwind-pe.h: Likewise.
24138 * unwind-sjlj.c: Likewise.
24139 * unwind.inc: Likewise.
24140 * config/arm/neon-gen.ml: Change generated copyright header to
24141 refer to version 3 of the GNU General Public License with
24142 version 3.1 of the GCC Runtime Library Exception and to point
24143 readers at the COPYING3 and COPYING3.RUNTIME files and the
24144 FSF's license web page.
24145 * config/arm/arm_neon.h: Regenerate.
24147 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24149 * config/cris/cris.md: Change copyright header to refer to version
24150 3 of the GNU General Public License.
24151 * doc/install.texi2html: Change copyright header to refer to version
24152 3 of the GNU General Public License and to point readers at the
24153 COPYING3 file and the FSF's license web page.
24154 * config/vax/linux.h: Likewise.
24156 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24158 * config/i386/i386.md (cmpcc): New.
24159 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24160 (sync_compare_and_swap_cc*): Delete.
24162 * config/s390/s390.c (s390_compare_emitted): Remove.
24163 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24164 s390_compare_emitted used to be handled. Assert that modes match.
24165 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24166 refer to sync_compare_and_swap_ccsi.
24167 * config/s390/s390.h (s390_compare_emitted): Remove.
24168 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24169 instead of s390_compare_emitted.
24170 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24171 instead of s390_compare_emitted.
24172 * config/s390/s390.md (cmpcc): New.
24173 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24174 CC_REGNUM, do not pretend it's set.
24175 (sync_compare_and_swap_cc*): Delete.
24176 * config/s390/predicates.md (cc_reg_operand): New.
24178 * expr.c (sync_compare_and_swap_cc): Delete.
24179 * optabs.h (sync_compare_and_swap_cc): Delete.
24180 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24181 is being used with can_compare_p.
24182 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24183 (find_cc_set): New.
24184 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24185 look for a MODE_CC set instead. Use emit_store_flag.
24186 (expand_compare_and_swap_loop): Likewise, with some additional
24187 complication to avoid a force_reg when useless. Use
24188 emit_cmp_and_jump_insns.
24189 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24190 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24191 sync_compare_and_swap documentation.
24193 2009-04-09 Jan Hubicka <jh@suse.cz>
24195 * except.c (find_prev_try): Break out from ....
24196 (duplicate_eh_regions): ... here; properly update prev_try pointers
24197 when duplication part of tree.
24198 (dump_eh_tree): Improve dumping.
24199 (verify_eh_region): New.
24200 (verify_eh_tree): Use it.
24202 2009-04-06 Richard Guenther <rguenther@suse.de>
24204 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24205 &ARRAY addresses by adjusting their types and prepending
24207 * tree-cfg.c (verify_gimple_assign_single): Verify that
24208 addresses are correct.
24210 2009-04-09 Richard Guenther <rguenther@suse.de>
24212 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24213 indices into an array reference if possible.
24214 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24215 Fold POINTER_PLUS_EXPR statements with invariant address.
24217 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24220 * config.gcc (powerpc64-*-linux*): Always build biarch.
24222 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24225 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24226 it and pedwarn if this results in an INTEGER_CST.
24228 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24230 * doc/install.texi: Update minimum GMP version. Remove obsolete
24231 text in MPFR section.
24233 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24235 * dwarf2out.c (class_scope_p): New static inline.
24236 (class_or_namespace_scope_p): Use it.
24237 (gen_variable_die): Use DW_TAG_member tag for static data member
24238 declarations instead of DW_TAG_variable.
24240 PR middle-end/39573
24241 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24244 2009-04-08 Richard Guenther <rguenther@suse.de>
24246 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24247 valueize random data.
24249 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24251 * config.gcc (aix tm_file): Add aix-stdint.h.
24252 (aix tm clause use_gcc_stdint): Set to wrap.
24253 * config/rs6000/aix-stdint.h: New file.
24255 2009-04-08 Richard Guenther <rguenther@suse.de>
24257 PR middle-end/36291
24258 * tree-dfa.c (add_referenced_var): Do not recurse into
24259 global initializers.
24260 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24262 (fold_const_aggregate_ref): Likewise.
24264 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24266 * recog.c (ordered_comparison_operator): New.
24267 * gensupport.c (std_preds): Add it.
24268 * doc/md.texi (Machine-Independent Predicates): Document it.
24270 2009-04-08 Jan Hubicka <jh@suse.cz>
24272 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24273 * function.h (rtl_eh): Remove exception_handler_label_map.
24274 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24275 remove_exception_handler_label, for_each_eh_label_1): Remove.
24276 (rtl_remove_unreachable_regions): Remove.
24277 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24278 (find_exception_handler_labels): Don't build the hashtable.
24279 (maybe_remove_eh_handler): Remove.
24280 (for_each_eh_label): Rewrite to walk the tree.
24281 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24282 * except.h (maybe_remove_eh_handler): Remove.
24283 * passes.c (init_optimization_passes): Schedule second EH cleanup
24285 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24286 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24288 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24290 * genoutput.c (validate_optab_operands): New.
24291 (gen_insn, gen_expand): Call it.
24293 * genflags.c (gen_insn): Detect misused iterators.
24294 (main): Pass line_no to gen_insn, exit with status 1 on error.
24296 * genextract.c (line_no): Make global.
24297 (VEC_safe_set_locstr): Change assertion to error message.
24298 (main): Exit with status 1 on error.
24300 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24304 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24305 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24306 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24307 * c-convert.c (convert): Do not call fold on results of conversion
24308 functions when the result is a C_MAYBE_CONST_EXPR.
24309 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24310 of __builtin_choose_expr.
24311 * c-typeck.c (remove_c_maybe_const_expr): New.
24312 (build_unary_op, build_conditional_expr, build_compound_expr,
24313 build_binary_op, c_objc_common_truthvalue_conversion): Call
24314 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24317 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24319 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24320 CODE to produce a new one. Add a prototype to use fold_convert_const
24322 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24325 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24326 mix declarations and code.
24328 2009-04-08 Ben Elliston <bje@au.ibm.com>
24330 * gcc.c: Replace `CC' with `GCC' throughout.
24332 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24334 * doc/invoke.texi: Document Atom support.
24336 2009-04-07 Jason Merrill <jason@redhat.com>
24339 * c-common.h, c-common.c: Add flag_pretty_templates.
24340 * c-opts.c (c_common_handle_option): Set it.
24341 * c.opt: Add -fno-pretty-templates.
24342 * doc/invoke.texi (C++ Dialect Options): Likewise.
24344 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24346 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24347 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24348 (ia64_expand_builtin): Likewise.
24350 2009-04-07 Martin Jambor <mjambor@suse.cz>
24352 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24353 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24354 ADDR_EXPRS are include too.
24356 2009-04-07 Richard Guenther <rguenther@suse.de>
24358 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24359 decls are only used if passes as parameters or if they are
24360 local statics and the call is not to a builtin.
24361 (call_may_clobber_ref_p_1): Likewise.
24363 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24365 * expr.c (do_store_flag): Remove last argument. Simplify code
24366 to avoid duplication of tests already done by can_compare_p.
24367 (expand_expr_real_1): Adjust caller.
24369 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24371 * optabs.c (can_compare_p): Test the predicate of a
24372 cbranch and cstore pattern.
24374 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24376 * expr.c (convert_move): Use emit_store_flag instead of
24379 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24381 * config/i386/i386.c (ix86_compare_emitted): Remove.
24382 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24383 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24384 * config/i386/i386.h (ix86_compare_emitted): Remove.
24385 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24386 instead of ix86_compare_emitted.
24387 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24389 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24391 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24392 Add t-sysroot-suffix to tmake_file.
24393 * config/print-sysroot-suffix.sh: New file.
24394 * config/t-sysroot-suffix: New file.
24396 2009-04-07 Ben Elliston <bje@au.ibm.com>
24398 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24399 as the latter produces a warning when the target does not support
24402 2009-04-07 Ben Elliston <bje@au.ibm.com>
24404 * dfp.c: Replace type punning assignments with memcpy throughout.
24405 * Makefile.in (dfp.o-warn): Remove.
24407 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24410 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24411 Include soft-fp/t-softfp after rs6000/t-linux64.
24413 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24415 * stor-layout.c (set_sizetype): Use the full precision of their
24416 machine mode for bitsize types.
24418 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24420 * config/i386/i386.md: Revert 2 accidental checkins.
24422 2009-04-06 Joey Ye <joey.ye@intel.com>
24423 Xuepeng Guo <xuepeng.guo@intel.com>
24424 H.J. Lu <hongjiu.lu@intel.com>
24426 Atom pipeline model, tuning and insn selection.
24427 * config.gcc (atom): Add atom config options and target.
24429 * config/i386/atom.md: New.
24431 * config/i386/i386.c (atom_cost): New cost.
24432 (m_ATOM): New macro flag.
24433 (initial_ix86_tune_features): Set m_ATOM.
24434 (x86_accumulate_outgoing_args): Likewise.
24435 (x86_arch_always_fancy_math_387): Likewise.
24436 (processor_target): Add Atom cost.
24437 (cpu_names): Add Atom cpu name.
24438 (override_options): Set Atom ISA.
24439 (ix86_issue_rate): New case PROCESSOR_ATOM.
24440 (ix86_adjust_cost): Likewise.
24442 * config/i386/i386.h (TARGET_ATOM): New target macro.
24443 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24444 (TARGET_OPT_AGU): New target option.
24445 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24446 (processor_type): Add PROCESSOR_ATOM.
24448 * config/i386/i386.md (cpu): Add new value "atom".
24449 (use_carry, movu): New attr.
24450 (atom.md): Include atom.md.
24451 (adddi3_carry_rex64): Set attr "use_carry".
24452 (addqi3_carry): Likewise.
24453 (addhi3_carry): Likewise.
24454 (addsi3_carry): Likewise.
24455 (*addsi3_carry_zext): Likewise.
24456 (subdi3_carry_rex64): Likewise.
24457 (subqi3_carry): Likewise.
24458 (subhi3_carry): Likewise.
24459 (subsi3_carry): Likewise.
24460 (x86_movdicc_0_m1_rex64): Likewise.
24461 (*x86_movdicc_0_m1_se): Likewise.
24462 (x86_movsicc_0_m1): Likewise.
24463 (*x86_movsicc_0_m1_se): Likewise.
24464 (*adddi_1_rex64): Emit add insn as much as possible.
24465 (*addsi_1): Likewise.
24466 (return_internal): Set atom_unit.
24467 (return_internal_long): Likewise.
24468 (return_pop_internal): Likewise.
24469 (*rcpsf2_sse): Set atom_sse_attr attr.
24470 (*qrt<mode>2_sse): Likewise.
24471 (*prefetch_sse): Likewise.
24473 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24475 (ix86_target_macros_internal): Likewise.
24477 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24478 (*prefetch_sse_rex): Likewise.
24479 (sse_rcpv4sf2): Likewise.
24480 (sse_vmrcpv4sf2): Likewise.
24481 (sse_sqrtv4sf2): Likewise.
24482 (<sse>_vmsqrt<mode>2): Likewise.
24483 (sse_ldmxcsr): Likewise.
24484 (sse_stmxcsr): Likewise.
24485 (*sse_sfence): Likewise.
24486 (sse2_clflush): Likewise.
24487 (*sse2_mfence): Likewise.
24488 (*sse2_lfence): Likewise.
24489 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24490 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24491 (avx_movdqu<avxmodesuffix>): Likewise.
24492 (avx_lddqu<avxmodesuffix>): Likewise.
24493 (sse2_movntv2di): Change attr "type" to "ssemov".
24494 (sse2_movntsi): Likewise.
24495 (rsqrtv8sf2): Change attr "type" to "sseadd".
24496 (sse3_addsubv2df3): Set attr "atom_unit".
24497 (sse3_h<plusminus_insn>v4sf3): Likewise.
24498 (*sse2_pmaddwd): Likewise.
24499 (*vec_extractv2di_1_rex64): Likewise.
24500 (*vec_extractv2di_1_avx): Likewise.
24501 (sse2_psadbw): Likewise.
24502 (ssse3_phaddwv8hi3): Likewise.
24503 (ssse3_phaddwv4hi3): Likewise.
24504 (ssse3_phadddv4si3): Likewise.
24505 (ssse3_phadddv2si3): Likewise.
24506 (ssse3_phaddswv8hi3): Likewise.
24507 (ssse3_phaddswv4hi3): Likewise.
24508 (ssse3_phsubwv8hi3): Likewise.
24509 (ssse3_phsubwv4hi3): Likewise.
24510 (ssse3_phsubdv4si3): Likewise.
24511 (ssse3_phsubdv2si3): Likewise.
24512 (ssse3_phsubswv8hi3): Likewise.
24513 (ssse3_phsubswv4hi3): Likewise.
24514 (ssse3_pmaddubsw128): Likewise.
24515 (sse3_pmaddubsw: Likewise.
24516 (ssse3_palignrti): Likewise.
24517 (ssse3_palignrdi): Likewise.
24519 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24521 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24523 2009-04-06 Richard Guenther <rguenther@suse.de>
24525 PR tree-optimization/28868
24526 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24527 of which PHI results we inserted.
24528 (insert_into_preds_of_block): Record inserted PHIs.
24529 (eliminate): Eliminate redundant PHI nodes.
24530 (init_pre): Init inserted_phi_names.
24532 2009-04-06 Richard Guenther <rguenther@suse.de>
24534 PR tree-optimization/39643
24535 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24536 IMAGPART_EXPRs of complex constants.
24537 (execute_fold_all_builtins): If we folded a call queue
24538 TODO_update_address_taken.
24540 2009-04-06 Jan Hubicka <jh@suse.cz>
24542 PR middle-end/39659
24543 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24546 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24548 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24550 (ic_invalidate_array): Likewise.
24552 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24554 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24555 alignment for library calls.
24557 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24559 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24560 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24561 * config/i386/mingw-stdint.h: New file.
24563 2009-04-05 Richard Guenther <rguenther@suse.de>
24565 PR tree-optimization/39648
24566 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24567 our &A vs. &A[0] IL deficiencies.
24569 2009-04-04 Jan Hubicka <jh@suse.cz>
24571 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24572 removed toplevel regions.
24573 (sjlj_mark_call_sites): Likewise.
24575 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24577 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24578 (cygwin tm clause use_gcc_stdint): Set to wrap.
24579 * config/i386/cygwin-stdint.h: New file.
24581 2009-04-04 Richard Guenther <rguenther@suse.de>
24583 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24584 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24585 single-argument PHIs if we are in loop-closed SSA form.
24586 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24587 for the pre-condition.
24588 (slpeel_tree_peel_loop_to_edge): Likewise.
24589 (vect_build_loop_niters): Take an optional sequence to append stmts.
24590 (vect_generate_tmps_on_preheader): Likewise.
24591 (vect_do_peeling_for_loop_bound): Take extra guards for the
24593 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24594 the cost model check.
24595 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24596 guards if we are going to peel. Do not apply versioning in that case.
24597 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24598 (vect_do_peeling_for_loop_bound): Likewise.
24599 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24600 loop bound only record extra pre-conditions, do not apply loop
24603 2009-04-04 Richard Guenther <rguenther@suse.de>
24605 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24608 2009-04-04 Jan Hubicka <jh@suse.cz>
24610 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24611 last_basic_block for size of bb->index indexed array.
24612 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24613 compute_out, link_btr_uses, build_btr_def_use_webs,
24614 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24616 2009-04-04 Jan Hubicka <jh@suse.cz>
24618 * except.c (remove_eh_handler_and_replace): Break out from ...
24619 (remove_eh_handler): ... here.
24620 (bring_to_root): New function.
24621 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24622 handled ones, bring others to root of tree.
24624 2009-04-04 Jan Hubicka <jh@suse.cz>
24626 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24627 (all_phis_safe_to_merge): New function.
24628 (update_info): New structure.
24629 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24630 (cleanup_empty_eh): Update SSA if possible.
24632 2009-04-04 Richard Guenther <rguenther@suse.de>
24634 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24635 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24636 (append_vuse): Likewise.
24638 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24640 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24641 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24642 instead of REG_UNSAVED for DW_CFA_undefined.
24643 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24644 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24647 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24650 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24652 2009-04-04 Richard Guenther <rguenther@suse.de>
24654 PR tree-optimization/8781
24655 PR tree-optimization/37892
24656 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24657 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24658 (valueize_refs): Call it for *& valueizations.
24659 (shared_reference_ops_from_ref): Rename to ...
24660 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24661 (shared_reference_ops_from_call): Rename to ...
24662 (valueize_shared_reference_ops_from_call): ... this and valueize.
24663 (vn_reference_lookup): Update.
24664 (visit_reference_op_call): Likewise.
24665 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24666 (eliminate): Value-replace the call address in call statements.
24668 2009-04-04 Richard Guenther <rguenther@suse.de>
24670 PR tree-optimization/39636
24671 * tree-ssa-forwprop.c
24672 (forward_propagate_addr_into_variable_array_index): Check for
24673 GIMPLE_ASSIGN before accessing the rhs code.
24675 2009-04-03 Jason Merrill <jason@redhat.com>
24677 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24679 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24681 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24682 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24683 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24684 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24685 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24686 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24687 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24688 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24689 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24690 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24691 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24692 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24693 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24694 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24695 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24696 Use fr_reg_or_fp01_operand instead of fr_register_operand
24698 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24699 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24700 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24702 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24704 PR rtl-optimization/39607
24705 PR rtl-optimization/39631
24709 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24710 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24711 instead of DF_LR_OUT.
24712 * ira-lives.c (process_bb_node_lives): Ditto.
24713 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24714 instead of DF_LR_{OUT,IN}.
24715 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24716 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24718 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24720 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24721 (execute_lower_omp): Always run but take the short way out if -fopenmp
24723 (gate_lower_omp): Remove, forcing the pass manager to always run the
24724 pass and always set PROP_gimple_lomp.
24725 (pass_lower_omp): Remove gate function.
24726 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
24727 PROP_trees. Instead, require it.
24728 * ipa-cp.c (pass_ipa_cp): Likewise.
24729 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
24730 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
24731 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
24732 and PROP_gimple_leh.
24734 2009-04-03 Richard Guenther <rguenther@suse.de>
24736 PR middle-end/13146
24737 PR tree-optimization/23940
24738 PR tree-optimization/33237
24739 PR middle-end/33974
24740 PR middle-end/34093
24741 PR tree-optimization/36201
24742 PR tree-optimization/36230
24743 PR tree-optimization/38049
24744 PR tree-optimization/38207
24745 PR tree-optimization/38230
24746 PR tree-optimization/38301
24747 PR tree-optimization/38585
24748 PR middle-end/38895
24749 PR tree-optimization/38985
24750 PR tree-optimization/39299
24751 * tree-ssa-structalias.h: Remove.
24752 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24753 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24754 (struct vuse_element_d): Remove.
24755 (struct vuse_vec_d): Likewise.
24756 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24757 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24758 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24759 VUSE_ELEMENT_VAR): Likewise.
24760 (struct voptype_d): Likewise.
24761 (NUM_VOP_FREE_BUCKETS): Likewise.
24762 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24763 (struct stmt_operands_d): Remove.
24764 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24765 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24766 VDEF_NUM, VDEF_VECT): Likewise.
24767 (copy_virtual_operands): Remove.
24768 (operand_build_cmp): Likewise.
24769 (create_ssa_artificial_load_stmt): Likewise.
24770 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24771 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24772 vuse_index and mayuse_index members. Pack and move done and iter_type
24773 members to the front.
24774 (SSA_OP_VMAYUSE): Remove.
24775 (SSA_OP_VIRTUAL_USES): Adjust.
24776 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24777 (unlink_stmt_vdef): Declare.
24778 (add_to_addressable_set): Remove.
24779 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24780 (vrp_visit_stmt): Likewise.
24781 * doc/tree-ssa.texi (Alias analysis): Update.
24782 * doc/invoke.texi (max-aliased-vops): Remove docs.
24783 (avg-aliased-vops): Likewise.
24784 * tree-into-ssa.c (syms_to_rename): Remove.
24785 (need_to_update_vops_p): Likewise.
24786 (need_to_initialize_update_ssa_p): Rename to ...
24787 (update_ssa_initialized_fn): ... this. Track function we are
24789 (symbol_marked_for_renaming): Simplify.
24790 (add_new_name_mapping): Do not set need_to_update_vops_p.
24791 (dump_currdefs): Use SYMS_TO_RENAME.
24792 (rewrite_update_stmt): Always walk all uses/defs.
24793 (dump_update_ssa): Adjust.
24794 (init_update_ssa): Take function argument. Track what we are
24796 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24797 (create_new_def_for): Initialize for cfun, assert we are initialized
24799 (mark_sym_for_renaming): Simplify.
24800 (mark_set_for_renaming): Do not initialize update-ssa.
24801 (need_ssa_update_p): Simplify. Take function argument.
24802 (name_mappings_registered_p): Assert we ask for the correct function.
24803 (name_registered_for_update_p): Likewise.
24804 (ssa_names_to_replace): Likewise.
24805 (release_ssa_name_after_update_ssa): Likewise.
24806 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24807 (dump_decl_set): Do not print a newline.
24808 (debug_decl_set): Do it here.
24809 (dump_update_ssa): And here.
24810 * tree-ssa-loop-im.c (move_computations): Adjust.
24811 (movement_possibility): Likewise.
24812 (determine_max_movement): Likewise.
24813 (gather_mem_refs_stmt): Likewise.
24814 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24815 or NAME_MEMORY_TAG.
24816 * tree-complex.c (update_all_vops): Remove.
24817 (expand_complex_move): Adjust.
24818 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24819 Simplify test for memory referencing statement. Exclude
24820 non-invariant ADDR_EXPRs.
24821 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24822 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24823 (rdg_flag_uses): Likewise.
24824 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24826 (tree_optimize_tail_calls_1): Also split the
24827 edge from the entry block if we have degenerate PHI nodes in
24828 the first basic block.
24829 * tree.c (init_ttree): Remove memory-tag related code.
24830 (tree_code_size): Likewise.
24831 (tree_node_structure): Likewise.
24832 (build7_stat): Re-write to be build6_stat.
24833 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24834 (SSA_VAR_P): Adjust.
24835 (struct tree_memory_tag): Remove.
24836 (struct tree_memory_partition_tag): Likewise.
24837 (union tree_node): Adjust.
24838 (build7): Re-write to be build6.
24839 * tree-pass.h (pass_reset_cc_flags): Remove.
24840 (TODO_update_address_taken): New flag.
24841 (pass_simple_dse): Remove.
24842 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24843 * params.h (MAX_ALIASED_VOPS): Remove.
24844 (AVG_ALIASED_VOPS): Likewise.
24845 * omp-low.c (expand_omp_taskreg): Update SSA form.
24846 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24847 aliases the lhs in a copy stmt.
24848 * tree-ssa-dse.c (struct address_walk_data): Remove.
24849 (memory_ssa_name_same): Likewise.
24850 (memory_address_same): Likewise.
24851 (get_kill_of_stmt_lhs): Likewise.
24852 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24853 unused stores. Look through PHI nodes into post-dominated regions.
24854 (dse_optimize_stmt): Simplify. Properly remove stores.
24855 (tree_ssa_dse): Compute dominators.
24856 (execute_simple_dse): Remove.
24857 (pass_simple_dse): Likewise.
24858 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24859 gimple_loaded_syms and gimple_stored_syms computation.
24860 * toplev.c (dump_memory_report): Dump alias and pta stats.
24861 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24862 (vn_reference_eq): Likewise.
24863 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24864 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24865 valueize_vuses): Remove.
24866 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24867 (get_def_ref_stmt_vuse): ... this.
24868 (vn_reference_lookup_2): New function.
24869 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24870 walking equivalent vuses. Simplify.
24871 (vn_reference_lookup): Likewise.
24872 (vn_reference_insert): Likewise.
24873 (vn_reference_insert_pieces): Likewise.
24874 (visit_reference_op_call): Simplify.
24875 (visit_reference_op_load): Likewise.
24876 (visit_reference_op_store): Likewise.
24877 (init_scc_vn): Remove shared_lookup_vuses initialization.
24878 (free_scc_vn): Remove shared_lookup_vuses freeing.
24879 (sort_vuses, sort_vuses_heap): Remove.
24880 (get_ref_from_reference_ops): Export.
24881 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24882 vector with single vuse pointer.
24883 (vn_reference_lookup_pieces, vn_reference_lookup,
24884 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24885 (shared_vuses_from_stmt): Remove.
24886 (get_ref_from_reference_ops): Declare.
24887 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24888 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24889 memory-tag related code.
24890 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24891 (likely_value): Add comment, skip static-chain of call statements.
24892 (surely_varying_stmt_p): Adjust.
24893 (gimplify_and_update_call_from_tree): Likewise.
24894 (execute_fold_all_builtins): Do not rebuild alias info.
24895 (gimplify_and_update_call_from_tree): Properly update VOPs.
24896 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24897 (copy_ref_info): Remove memory-tag related code.
24898 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24899 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24900 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24902 * tree-ssa-dom.c (gimple_p): Remove typedef.
24903 (eliminate_redundant_computations): Adjust.
24904 (record_equivalences_from_stmt): Likewise.
24905 (avail_expr_hash): Likewise.
24906 (avail_expr_eq): Likewise.
24907 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24908 (stmt_makes_single_load): Likewise.
24909 (stmt_makes_single_store): Likewise.
24910 * tree-ssa-alias.c: Rewrite completely.
24911 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24912 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24913 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24914 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24915 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24916 Remove public functions.
24917 (pass_reset_cc_flags): Remove.
24918 (pass_build_alias): Move ...
24919 * tree-ssa-structalias.c (pass_build_alias): ... here.
24920 * tree-ssa-alias.c (may_be_aliased): Move ...
24921 * tree-flow-inline.h (may_be_aliased): ... here.
24922 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24923 count_uses_and_derefs): Move ...
24924 * gimple.c: ... here.
24925 * gimple.h (count_uses_and_derefs): Declare.
24926 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24927 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24928 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24929 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24930 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24931 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24932 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24934 * tree-dfa.c (refs_may_alias_p): Move ...
24935 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24936 * tree-ssa-alias.h: New file.
24937 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24938 (statement_sink_location): Likewise.
24939 * opts.c (decode_options): Do not adjust max-aliased-vops or
24940 avg-aliased-vops values.
24941 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24942 (TV_CALL_CLOBBER): Likewise.
24943 (TV_FLOW_SENSITIVE): Likewise.
24944 (TV_FLOW_INSENSITIVE): Likewise.
24945 (TV_MEMORY_PARTITIONING): Likewise.
24946 (TV_ALIAS_STMT_WALK): New timevar.
24947 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24948 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24949 (get_address_description): Remove memory-tag related code.
24950 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24951 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24952 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24953 and immediate uses in statements. Document.
24954 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24955 (dump_symbols): Remove.
24956 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24957 * alias.c (get_deref_alias_set): New function split out from ...
24958 (get_alias_set): ... here.
24959 * alias.h (get_deref_alias_set): Declare.
24960 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24961 type parameter. Remove restrict pointer handling. Create a
24962 ref-all pointer in case type-based alias sets do not conflict.
24963 (vect_analyze_data_refs): Remove SMT related code.
24964 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24965 (vectorizable_load): Likewise.
24966 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24967 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24968 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24969 Ignore vops and SMTs.
24970 (dr_analyze_alias): Likewise..
24971 (free_data_ref): Likewise.
24972 (create_data_ref): Likewise.
24973 (analyze_all_data_dependences): Likewise.
24974 (get_references_in_stmt): Adjust.
24975 * tree-flow-inline.h (gimple_aliases_computed_p,
24976 gimple_addressable_vars, gimple_call_clobbered_vars,
24977 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24978 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24979 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24980 gimple_mem_ref_stats): Remove.
24981 (gimple_vop): New function.
24982 (op_iter_next_use): Remove vuses and mayuses cases.
24983 (op_iter_next_def): Remove vdefs case.
24984 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24985 (clear_and_done_ssa_iter): Do not set removed fields.
24986 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24987 Assert we are not iterating over vuses or vdefs if not also
24988 iterating over uses or defs.
24989 (op_iter_init_use): Likewise.
24990 (op_iter_init_def): Likewise.
24991 (op_iter_next_vdef): Remove.
24992 (op_iter_next_mustdef): Likewise.
24993 (op_iter_init_vdef): Likewise.
24994 (compare_ssa_operands_equal): Likewise.
24995 (link_use_stmts_after): Handle vuse operand.
24996 (is_call_used): Use is_call_clobbered.
24997 (is_call_clobbered): Global variables are always call clobbered,
24998 query the call-clobbers bitmap.
24999 (mark_call_clobbered): Ignore global variables.
25000 (clear_call_clobbered): Likewise.
25001 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25002 virtual operands sanity check.
25003 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25005 (TARGET_MEM_REF): Remove TMR_TAG operand.
25006 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25007 Remove call-clobber related code.
25008 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25009 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25010 partitions or escape reason.
25011 (get_single_def_stmt, get_single_def_stmt_from_phi,
25012 get_single_def_stmt_with_phi): Remove.
25013 (dump_referenced_vars): Tidy.
25014 (get_ref_base_and_extent): Allow bare decls.
25015 (collect_dfa_stats): Adjust.
25016 * graphite.c (rename_variables_in_stmt): Adjust.
25017 (graphite_copy_stmts_from_block): Likewise.
25018 (translate_clast): Likewise.
25019 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25021 (translate_vuse_through_block): Use the oracle.
25022 (phi_translate_1): Adjust.
25023 (value_dies_in_block_x): Use the oracle. Cache the outcome
25025 (valid_in_sets): Check if the VUSE for
25026 a REFERENCE is available.
25027 (eliminate): Do not remove stmts during elimination,
25028 instead queue and remove them afterwards.
25029 (do_pre): Do not rebuild alias info.
25030 (pass_pre): Run TODO_rebuild_alias before PRE.
25031 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25032 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25033 (mark_all_v_defs_stmt): Remove.
25034 (mark_all_v_defs_seq): Adjust.
25035 (sra_replace): Likewise.
25036 (scalarize_use): Likewise.
25037 (scalarize_copy): Likewise.
25038 (scalarize_init): Likewise.
25039 (scalarize_ldst): Likewise.
25040 (todoflags): Remove.
25041 (tree_sra): Do not rebuild alias info.
25042 (tree_sra_early): Adjust.
25043 (pass_sra): Run TODO_update_address_taken before SRA.
25044 * tree-predcom.c (set_alias_info): Remove.
25045 (prepare_initializers_chain): Do not call it.
25046 (mark_virtual_ops_for_renaming): Adjust.
25047 (mark_virtual_ops_for_renaming_list): Remove.
25048 (initialize_root_vars): Adjust.
25049 (initialize_root_vars_lm): Likewise.
25050 (prepare_initializers_chain): Likewise.
25051 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25052 (may_propagate_copy_into_stmt): Likewise.
25053 (merge_alias_info): Do nothing for now.
25054 (propagate_tree_value_into_stmt): Adjust.
25055 (stmt_may_generate_copy): Likewise.
25056 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25057 not mark symbols for renaming.
25058 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25059 with the same statement, make sure to update the new pointed-to one.
25060 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25061 call statements, do not mark symbols for renaming.
25062 (mark_operand_necessary): Dump something.
25063 (ref_may_be_aliased): New function.
25064 (mark_aliased_reaching_defs_necessary_1): New helper function.
25065 (mark_aliased_reaching_defs_necessary): Likewise.
25066 (mark_all_reaching_defs_necessary_1): Likewise.
25067 (mark_all_reaching_defs_necessary): Likewise.
25068 (propagate_necessity): Do not process virtual PHIs. For
25069 non-aliased loads mark all reaching definitions as necessary.
25070 For aliased loads and stores mark the immediate dominating
25071 aliased clobbers as necessary.
25072 (visited): New global static.
25073 (perform_tree_ssa_dce): Free visited bitmap after propagating
25075 (remove_dead_phis): Perform simple dead virtual PHI removal.
25076 (remove_dead_stmt): Properly unlink virtual operands when
25078 (eliminate_unnecessary_stmts): Schedule PHI removal after
25080 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25081 (process_replaceable): Likewise.
25082 (find_replaceable_in_bb): Likewise.
25083 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25084 based on the single gimple vop.
25085 (verify_flow_insensitive_alias_info): Remove.
25086 (verify_flow_sensitive_alias_info): Likewise.
25087 (verify_call_clobbering): Likewise.
25088 (verify_memory_partitions): Likewise.
25089 (verify_alias_info): Likewise.
25090 (verify_ssa): Adjust..
25091 (execute_update_addresses_taken): Export. Update SSA
25092 manually. Optimize only when optimizing. Use a local bitmap.
25093 (pass_update_address_taken): Remove TODO_update_ssa, add
25095 (pass_update_address_taken): Just use TODO_update_address_taken.
25096 (init_tree_ssa): Do not initialize addressable_vars.
25097 (verify_ssa): Verify new VUSE / VDEF properties.
25098 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25099 Do not call verify_alias_info.
25100 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25101 Do not free the loaded and stored syms bitmaps. Reset the escaped
25102 and callused solutions. Do not free addressable_vars.
25103 Remove memory-tag related code.
25104 (warn_uninitialized_var): Aliases are always available.
25105 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25106 * lambda-code.c (can_put_in_inner_loop): Adjust.
25107 (can_put_after_inner_loop): Likewise.
25108 (perfect_nestify): Likewise.
25109 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25110 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25111 (vectorizable_conversion): Do not mark symbols for renaming.
25112 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25113 (expand_call_inline): Unlink the calls virtual operands before
25115 (tree_function_versioning): Do not call update_ssa if we are not
25116 updating clones. Simplify.
25117 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25118 (propagate_with_phi): Likewise..
25119 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25120 clobber code. Assert we are not aliased or global.
25121 * tree-flow.h: Include tree-ssa-alias.h
25122 (enum escape_type): Remove.
25123 (struct mem_sym_stats_d): Likewise.
25124 (struct mem_ref_stats_d): Likewise.
25125 (struct gimple_df): Add vop member. Remove global_var,
25126 call_clobbered_vars, call_used_vars, addressable_vars,
25127 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25128 escaped and callused members.
25129 (struct ptr_info_def): Remove all members, add points-to solution
25131 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25132 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25133 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25134 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25135 (tree-ssa-alias.o): Likewise.
25136 (toplev.o): Add tree-ssa-alias.h
25137 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25138 * gimple.c (gimple_set_bb): Fix off-by-one error.
25139 (is_gimple_reg): Do not handle memory tags.
25140 (gimple_copy): Also copy virtual operands.
25141 Delay updating the statement. Do not reset loaded and stored syms.
25142 (gimple_set_stored_syms): Remove.
25143 (gimple_set_loaded_syms): Likewise.
25144 (gimple_call_copy_skip_args): Copy the virtual operands
25145 and mark the new statement modified.
25146 * tree-ssa-structalias.c (may_alias_p): Remove.
25147 (set_uids_in_ptset): Take the alias set to prune with as
25148 parameter. Fold in the alias test of may_alias_p.
25149 (compute_points_to_sets): Compute whether a ptr is dereferenced
25150 in a local sbitmap.
25151 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25152 other ADDRESSOF constraints on the lhs.
25153 (get_constraint_for_component_ref): Assert that we don't get
25154 ADDRESSOF constraints from the base of the reference.
25155 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25156 (struct variable_info): Remove collapsed_to member.
25157 (get_varinfo_fc): Remove.
25158 (new_var_info): Do not set collapsed_to.
25159 (dump_constraint): Do not follow cycles.
25160 (dump_constraint_graph): Likewise.
25161 (build_pred_graph): Likewise.
25162 (build_succ_graph): Likewise.
25163 (rewrite_constraints): Likewise.
25164 (do_simple_structure_copy): Remove.
25165 (do_rhs_deref_structure_copy): Remove.
25166 (do_lhs_deref_structure_copy): Remove.
25167 (collapse_rest_of_var): Remove.
25168 (do_structure_copy): Re-implement.
25169 (pta_stats): New global variable.
25170 (dump_pta_stats): New function.
25171 (struct constraint_expr): Make offset signed.
25172 (UNKNOWN_OFFSET): Define special value.
25173 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25174 (solution_set_expand): New helper function split out from ...
25175 (do_sd_constraint): ... here.
25176 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25177 (do_ds_constraint): Likewise.
25178 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25179 and CALLUSED = *CALLUSED.
25180 (set_union_with_increment): Make inc argument signed.
25181 (type_safe): Remove.
25182 (get_constraint_for_ptr_offset): Handle unknown and negative
25184 (first_vi_for_offset): Handle offsets before start. Bail
25185 out early for offsets beyond the variable extent.
25186 (first_or_preceding_vi_for_offset): New function.
25187 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25188 Together with ESCAPED = *ESCAPED this properly computes reachability.
25189 (find_what_var_points_to): New function.
25190 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25191 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25192 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25193 pt_solutions_intersect): New functions.
25194 (compute_call_used_vars): Remove.
25195 (compute_may_aliases): New main entry into PTA computation.
25196 * gimple.h (gimple_p): New typedef.
25197 (struct gimple_statement_base): Remove references_memory_p.
25198 (struct gimple_statement_with_memory_ops_base): Remove
25199 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25201 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25202 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25203 gimple_set_references_memory): Remove.
25204 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25205 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25207 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25208 (verify_expr): Allow RESULT_DECL.
25209 (gimple_duplicate_bb): Do not copy virtual operands.
25210 (gimple_duplicate_sese_region): Adjust.
25211 (gimple_duplicate_sese_tail): Likewise.
25212 (mark_virtual_ops_in_region): Remove.
25213 (move_sese_region_to_fn): Do not call it.
25214 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25215 and pass_simple_dse.
25216 (execute_function_todo): Handle TODO_update_address_taken,
25217 call execute_update_addresses_taken for TODO_rebuild_alias.
25218 (execute_todo): Adjust.
25219 (execute_one_pass): Init dump files early.
25220 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25222 (create_general_new_stmt): Clear vops.
25223 * tree-ssa-reassoc.c (get_rank): Adjust.
25224 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25225 symbols for renaming.
25226 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25227 (PARAM_AVG_ALIASED_VOPS): Likewise.
25228 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25229 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25230 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25231 (operand_build_cmp, copy_virtual_operands,
25232 create_ssa_artificial_load_stmt, add_to_addressable_set,
25233 gimple_add_to_addresses_taken): Remove public functions.
25234 (unlink_stmt_vdef): New function.
25236 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25238 * config.gcc (powerpc-*-linux*): Merge variants.
25240 2009-04-02 Chao-ying Fu <fu@mips.com>
25241 James Grosbach <james.grosbach@microchip.com>
25243 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25244 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25246 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25247 keep_interrupts_masked_p, use_debug_exception_return_p.
25248 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25249 keep_interrupts_masked, use_debug_exception_return.
25250 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25251 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25253 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25254 (mips_print_operand): Process COP0 registers to print $0 .. $31
25255 correctly for GAS to process.
25256 (mips_interrupt_extra_call_saved_reg_p): New function.
25257 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25259 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25260 (mips_compute_frame_info): Add supports for interrupt context that
25261 includes doubleword accumulators and COP0 registers.
25262 (mips_for_each_saved_acc): New function.
25263 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25264 mips_for_each_saved_reg.
25265 (mips_save_reg): Save accumulators.
25266 (mips_kernel_reg_p): A new for_each_rtx callback.
25267 (mips_expand_prologue): Support interrupt handlers.
25268 (mips_restore_reg): Restore accumulators.
25269 (mips_expand_epilogue): Support interrupt handlers.
25270 (mips_can_use_return_insn): Return false for interrupt handlers.
25271 (mips_epilogue_uses): New function.
25272 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25273 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25274 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25275 cop0_move): New instructions.
25276 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25277 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25279 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25281 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25282 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25283 interrupt handlers, we use K0 as the temporary register.
25284 (EPILOGUE_USES): Change to a function call.
25285 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25286 handlers, we use K0 as the temporary register.
25288 * doc/extend.texi (Function Attributes): Document interrupt,
25289 use_shadow_register_set, keep_interrupts_masked,
25290 use_debug_exception_return for MIPS attributes.
25292 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25294 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25295 Remove a number of t-files from tmake_file.
25296 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25297 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25298 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25299 target_prototype, not TARGET_PROTOTYPE.
25300 (LINK_OS_GNU_SPEC): Define.
25301 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25302 and darwin-ldoubdle.c.
25304 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25307 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25308 (cpp_options): Ditto.
25309 (default_compilers): Ditto.
25310 (display_help): Ditto.
25311 (process_command): Ditto.
25312 (do_spec_1): Ditto.
25313 (set_input): Use lbasename instead of duplicate code.
25314 (save_temps_prefix): New static for -save-temps=obj.
25315 (save_temps_length): Ditto.
25317 * doc/invoke.texi (-save-temps=obj): Document new variant to
25318 -save-temps switch.
25320 2009-04-02 Jeff Law <law@redhat.com>
25322 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25325 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25327 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25328 * configure: Regenerated.
25330 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25332 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25333 share the argument list.
25335 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25339 2009-02-12 Diego Novillo <dnovillo@google.com>
25341 * varpool.c (debug_varpool): New.
25342 * cgraph.h (debug_varpool): Declare.
25344 2009-04-02 Jan Hubicka <jh@suse.cz>
25346 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25349 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25351 * config/i386/i386.c (ix86_abi): Move initialization to ...
25352 (override_options): Here.
25354 2009-04-02 Christian Bruel <christian.bruel@st.com>
25356 * config/sh/sh.c (sh_dwarf_register_span): New function.
25357 (TARGET_DWARF_REGISTER_SPAN): Define.
25358 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25360 2009-04-02 Ira Rosen <irar@il.ibm.com>
25362 PR tree-optimization/39595
25363 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25364 interleaved loads group is not greater than the SLP group size.
25366 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25368 * builtins.c (is_builtin_name): New.
25369 (called_as_built_in): Use is_builtin_name.
25370 * tree.h (is_builtin_name): New.
25371 * varasm.c (incorporeal_function_p): Use is_builtin_name
25373 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25375 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25377 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25380 * c-decl.c (clone_underlying_type): Move this ...
25381 * c-common.c (set_underlying_type): ... here.
25382 Also, make sure the function properly sets TYPE_STUB_DECL() on
25383 the newly created typedef variant type.
25384 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25385 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25388 2009-04-02 Richard Guenther <rguenther@suse.de>
25390 PR tree-optimization/37221
25391 * tree-flow.h (degenerate_phi_result): Declare.
25392 * tree-ssa-dom.c (degenerate_phi_result): Export.
25393 * tree-scalar-evolution.c (analyze_initial_condition): If
25394 the initial condition is defined by a degenerate PHI node
25395 use the degenerate value.
25397 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25399 PR rtl-optimization/39588
25400 * combine.c (merge_outer_ops): Do not set the constant when this
25402 (simplify_shift_const_1): Do not modify it either in this case.
25404 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25406 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25407 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25409 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25412 * c-lex.c (interpret_float): Default (no suffix) is double.
25414 2009-04-1 Xinliang David Li <davidxl@google.com>
25416 * config/i386/i386.c (legitimate_constant_p): Recognize
25417 all one vector constant.
25419 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25421 * config/vax/vax.c: Add #includes to silence warnings.
25422 Change #include order to silence two warnings.
25424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25426 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25427 (ASM_SPEC): Pass -k to the assembler for PIC code.
25429 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25431 * config.gcc: Add vax-*-linux* to the switch.
25432 * config/vax/linux.h: New file. (TARGET_VERSION,
25433 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25435 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25437 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25438 Use predicate macros instead of GET_CODE() == foo.
25439 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25440 ashlsi3, rotrsi3, <unnamed>): Likewise.
25442 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25444 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25445 jbbccihi, jbbccisi): Remova trailing whitespace.
25446 * config/vax/constraints.md: Likewise.
25447 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25448 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25449 * config/vax/predicates.md: Likewise.
25450 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25451 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25452 * config/vax/vax.h: Likewise.
25453 * config/vax/vax.md (nonlocal_goto): Likewise.
25455 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25457 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25458 (indirectable_address_p, adjacent_operands_p): Add spaces around
25460 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25462 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25464 * config/vax/vax.c (legitimate_constant_address_p,
25465 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25466 index_term_p, reg_plus_index_p, legitimate_address_p,
25467 vax_mode_dependent_address_p): Update comments to match functions
25468 modified by the recent int->bool conversion.
25470 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25472 * config/vax/builtins.md: Update copyright message.
25473 * config/vax/constraints.md: Likewise.
25474 * config/vax/netbsd-elf.h: Likewise.
25475 * config/vax/predicates.md: Likewise.
25476 * config/vax/vax-protos.h: Likewise.
25477 * config/vax/vax.c: Likewise.
25478 * config/vax/vax.h: Likewise.
25479 * config/vax/vax.md: Likewise.
25480 * config/vax/vax.opt: Likewise.
25482 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25484 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25485 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25486 * config/vax/constraints.md (B, R): Likewise.
25487 * config/vax/predicates.md (external_memory_operand,
25488 nonimmediate_addsub_di_operand): Likewise.
25489 * config/vax/vax.c (vax_output_int_add): Likewise.
25490 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25491 untyped_call): Likewise.
25493 2009-04-01 Matt Thomas <matt@3am-software.com>
25495 * config/vax/predicates.md: New file.
25496 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25497 external_const_operand, nonsymbolic_operand, external_memory_operand,
25498 indirect_memory_operand, indexed_memory_operand,
25499 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25500 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25502 * config/vax/constraints.md: New file.
25503 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25505 * config/vax/builtins.md: New file.
25506 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25507 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25509 * config/vax/vax.opt (mqmath): Add option.
25510 * config/vax/vax.md (isfx): Extend with DI.
25511 (VAXintQH, VAXintQHSD): Define.
25512 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25513 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25514 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25515 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25516 (movdi): Update constraints and use vax_output_int_move().
25517 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25518 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25519 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25520 nonlocal_goto): New.
25521 (mov<mode>): Extend accepted operand types.
25522 (subdi3_old): Rename from subdi3, change update constraints and use
25523 a new implementation.
25524 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25525 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25526 MOVE_RATIO, CLEAR_RATIO): Define.
25527 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25528 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25529 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25530 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25531 (split_quadword_operands): Make static and really allow variable
25533 (print_operand_address): Update for PIC generation.
25534 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25535 indexable_address_p, fixup_mathdi_operand,
25536 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25537 (vax_float_literal, legitimate_constant_p,
25538 indirectable_constant_address_p, index_term_p,
25539 reg_plus_index_p): Return bool instead of int.
25540 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25542 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25544 (vax_output_conditional_branch): Indent.
25545 (legitimate_constant_address_p, indirectable_constant_address_p,
25546 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25547 vax_mode_dependent_address_p): Return bool instead of int, update for
25549 * config/vax/vax-protos.h (legitimate_constant_address_p,
25550 legitimate_constant_p, legitimate_address_p,
25551 vax_mode_dependent_address_p): Change declaration to bool.
25552 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25553 vax_expand_addsub_di_operands, vax_output_int_subtract,
25554 vax_output_movmemsi): Declare.
25555 (split_quadword_operands, vax_float_literal): Delete declaration.
25556 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25557 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25558 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25559 ASM_OUTPUT_DWARF_PCREL): Define.
25560 (ASM_SPEC): Change definition to allow PIC generation.
25562 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25564 * doc/sourcebuild.texi: Update front-end requirements.
25566 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25569 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25570 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25571 (booldi3_internal3): Use boolean_or_operator instead of
25574 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25577 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25578 declarator whose size is not an integer constant expression but
25579 folds to an integer constant, then treat it as a constant
25582 2009-04-01 Richard Guenther <rguenther@suse.de>
25584 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25585 i * 4 + 2 to (i * 2 + 1) * 2.
25587 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25590 * c-parser.c (c_parser_asm_statement): Skip until close paren and
25591 return if c_parser_asm_string_literal returned NULL.
25593 2009-04-01 Nick Clifton <nickc@redhat.com>
25595 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25597 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25598 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25599 other typedefs to avoid conflicts with libgcc2.c. Define labels
25600 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25602 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25603 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25606 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25608 * varasm.c (default_function_rodata_section): Declare DOT as
25611 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25612 Andrey Galkin <agalkin@hypercom.com>
25615 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25616 Make object_name unique for each process.
25618 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25621 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25622 addressable variables in the parallel that could go out of scope while
25623 running queued tasks.
25625 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25627 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25628 (CASE_VALUES_THRESHOLD): Redefine.
25629 * config/avr/avr.c (avr_override_options): Remove initialization of
25630 avr_case_values_threshold variable.
25631 (avr_case_values_threshold): Remove variable. Add new function.
25632 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25633 * config/avr/avr.opt (mno-tablejump): Remove option.
25634 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25636 2009-04-01 DJ Delorie <dj@redhat.com>
25638 * varasm.c (default_function_rodata_section): Don't assume
25639 anything about where the first '.' in the section name is.
25641 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25643 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25644 rs6000_emit_stack_tie.
25646 2009-03-31 Ian Lance Taylor <iant@google.com>
25648 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25649 gimple_code with GIMPLE_RESX, not RESX.
25651 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25653 * c-common.c (c_get_ident): New.
25654 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25656 2009-04-01 Ben Elliston <bje@au.ibm.com>
25658 * config/rs6000/sysv4.opt (msdata): Improve option description.
25660 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25662 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25663 (divdf3_internal_lat): Remove.
25664 (divxf3_internal_lat): Remove.
25665 (divxf3_internal_thr): Remove.
25666 (divxf): Use divxf3_internal.
25667 * config/ia64/div.md (divsf3_internal_lat): New.
25668 (divdf3_internal_lat): New.
25669 (divxf3_internal): New.
25671 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25674 * Makefile.in (USE_GCC_STDINT): Define.
25675 (stmp-int-hdrs): Install stdint.h if applicable.
25676 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25678 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25679 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25680 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25681 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25682 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25683 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25684 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25685 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25686 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25687 (c_common_nodes_and_builtins): Initialize
25688 underlying_wchar_type_node. Do not initialize
25689 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25690 nodes for new types.
25691 (c_stddef_cpp_builtins): Define macros for new types.
25692 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25694 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25695 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25696 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25697 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25698 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25699 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25700 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25701 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25702 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25703 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25704 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25705 int16_type_node, int32_type_node, int64_type_node,
25706 uint8_type_node, uint16_type_node, c_uint32_type_node,
25707 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25708 int_least32_type_node, int_least64_type_node,
25709 uint_least8_type_node, uint_least16_type_node,
25710 uint_least32_type_node, uint_least64_type_node,
25711 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25712 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25713 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25714 uintptr_type_node): Define.
25715 * c-cppbuiltin.c (builtin_define_constants,
25716 builtin_define_type_minmax): New.
25717 (builtin_define_stdint_macros): Define more macros.
25718 (c_cpp_builtins): Define more limit macros.
25719 (type_suffix): New.
25720 (builtin_define_type_max): Define in terms of
25721 builtin_define_type_minmax. Remove is_long parameter. All
25723 * config.gcc (use_gcc_stdint): Define.
25724 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25725 Add newlib-stdint.h for generic targets.
25726 * config/glibc-stdint.h, config/newlib-stdint.h,
25727 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
25728 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
25729 * config/score/score.h (UINTPTR_TYPE): Define.
25730 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
25731 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
25732 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25733 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25734 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25735 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25736 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25737 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25738 * config/spu/spu.h (STDINT_LONG32): Define.
25739 * configure.ac (use_gcc_stdint): Substitute.
25740 * configure: Regenerate.
25741 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
25742 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
25743 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
25744 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
25745 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
25746 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25747 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25748 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25749 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25750 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25751 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25752 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25753 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25754 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25755 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25756 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25757 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25758 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25759 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25760 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25761 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25762 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25763 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25764 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25765 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25766 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25767 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25768 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25769 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25771 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25773 * loop-iv.c (suitable_set_for_replacement): Renamed from
25774 simplify_using_assignment; changed to return bool and to accept new
25775 args DEST and SRC. Return true iff we find a source/destination pair
25776 that can be used to make a replacement, and fill SRC and DEST if so.
25777 Remove arg ALTERED. Don't deal with altered regs here. All callers
25779 (simplify_using_initial_values): Deal with altered regs here and track
25780 more precisely the effect they have on the validity of our expression.
25782 * loop-iv.c (simplify_using_condition): A condition of the form
25783 (EQ REG CONST) can be used to simply make a substitution.
25784 (simplify_using_initial_values): Keep track of conditions we have seen
25785 and keep using them to simplify new expressions, while applying the
25786 same substitutions to them as to the expression.
25788 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25789 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25792 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25793 changed. Use this when trying to improve the upper bound.
25794 Generate the comparison by using simplify_gen_relational.
25796 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25798 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25800 (simplify_using_assignment, simplify_using_initial_values): Call
25801 replace_in_expr to make replacements. Call replace_single_def_regs
25802 once on the initial version of the expression.
25804 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25807 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25809 2009-03-31 Richard Guenther <rguenther@suse.de>
25811 PR middle-end/31029
25812 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25813 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25815 2009-03-31 Richard Guenther <rguenther@suse.de>
25817 * tree.h (div_if_zero_remainder): Declare.
25818 * fold-const.c (div_if_zero_remainder): Export.
25819 * tree-ssa-forwprop.c
25820 (forward_propagate_addr_into_variable_array_index): Handle
25821 constant array index addition outside of the variable index.
25823 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25826 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25827 define_splits, floatunssi<mode>2): Require x87 conversions from
25828 DImode to be permitted.
25830 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25832 PR preprocessor/15638
25833 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25835 2009-03-31 Richard Guenther <rguenther@suse.de>
25837 PR middle-end/23401
25838 PR middle-end/27810
25839 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25840 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25841 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25842 a separate statement.
25843 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25844 (lookup_tmp_var): Likewise.
25845 (is_gimple_formal_tmp_or_call_rhs): Remove.
25846 (is_gimple_reg_or_call_rhs): Rename to ...
25847 (is_gimple_reg_rhs_or_call): ... this.
25848 (is_gimple_mem_or_call_rhs): Rename to ...
25849 (is_gimple_mem_rhs_or_call): ... this.
25850 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25851 DECL_GIMPLE_REG_P only if is_formal is true.
25852 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25853 for non-proper post-modify expression gimplification.
25854 (gimplify_self_mod_expr): For post-modify expressions gimplify
25855 the lvalue to a minimal lvalue.
25856 (rhs_predicate_for): Remove formal temp case.
25857 (gimplify_modify_expr_rhs): Likewise.
25858 (gimplify_addr_expr): Use is_gimple_reg.
25859 (gimplify_expr): Remove formal temp cases.
25860 (gimple_regimplify_operands): Likewise.
25861 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25862 and FILTER_EXPR like constants.
25863 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25865 (is_gimple_formal_tmp_rhs): Remove.
25866 (is_gimple_reg_rhs): Remove special casing.
25867 (is_gimple_mem_rhs): Fix.
25868 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25869 (is_gimple_formal_tmp_var): Remove.
25870 (is_gimple_formal_tmp_reg): Likewise.
25871 (is_gimple_min_lval): Allow invariant component ref parts.
25872 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25873 is_gimple_formal_tmp_reg): Remove declarations.
25874 * tree-cfg.c (verify_expr): Verify that variables with address
25875 taken do not have DECL_GIMPLE_REG_P set.
25876 * tree-mudflap.c (mf_build_check_statement_for): Use
25877 force_gimple_operand instead of gimplify_expr.
25879 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25881 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25882 schedulable rows to compute_split_row.
25884 2009-03-31 Ben Elliston <bje@au.ibm.com>
25887 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25890 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25892 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25893 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25894 * configure: Regenerate.
25895 * config.in: Regenerate.
25896 * config/rs6000/rs6000.opt (mtls-markers): Add.
25897 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25898 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25899 (tls_ld_aix, tls_ld_sysv): Likewise.
25900 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25901 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25903 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25905 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25907 2009-03-30 Jan Hubicka <jh@suse.cz>
25909 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25911 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25912 detection and label handling.
25914 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25916 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25917 left_conflicts_size.
25918 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25919 ALLOCNO_LEFT_CONFLICTS_SIZE.
25921 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25922 remove_allocno_from_bucket_and_push,
25923 allocno_spill_priority_compare, push_allocnos_to_stack,
25924 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25925 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25926 (setup_allocno_left_conflicts_num): Ditto. Rename to
25927 setup_allocno_left_conflicts_size.
25928 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25929 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25930 setup_allocno_left_conflicts_size instead of
25931 setup_allocno_left_conflicts_num.
25933 * ira-build.c (ira_create_allocno): Use
25934 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25935 ALLOCNO_LEFT_CONFLICTS_NUM.
25937 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25939 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25940 instead of DF_LR_OUT.
25942 * ira-lives.c (process_bb_node_lives): Ditto.
25944 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25945 instead of DF_LR_{OUT,IN}.
25947 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25949 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25951 2009-03-30 Jan Hubicka <jh@suse.cz>
25953 * except.c (label_to_region_map): Fix thinko.
25955 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25957 PR middle-end/38237
25958 * tree.h (tree_find_value): New declaration.
25959 * tree.c (tree_find_value): New function.
25960 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25962 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25965 * c-decl.c (struct c_binding): Add locus field.
25966 (bind): Add locus argument, set locus field from it.
25967 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25968 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25969 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25970 implicitly_declare, undeclared_variable, lookup_label,
25971 declare_label, c_make_fname_decl, c_builtin_function,
25972 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25975 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25978 * config/i386/i386.c (classify_argument): Check total size of
25981 2009-03-30 Martin Jambor <mjambor@suse.cz>
25983 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25984 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25985 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25988 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25989 seen_variable_array_ref while also traversing a union.
25991 * tree-inline.c (optimize_inline_calls): Do not call
25992 cgraph_node_remove_callees.
25993 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25994 (pass_remove_cgraph_callee_edges): New variable.
25995 * passes.c (init_optimization_passes): Add
25996 pass_remove_cgraph_callee_edges after early inlining and before all
25997 late intraprocedural passes.
25999 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26001 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26003 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26004 Fix typos in names.
26006 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26008 * combine.c (simplify_comparison): Use have_insn_for.
26009 * dojump.c (do_jump): Likewise.
26011 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26013 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26014 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26015 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26016 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26017 instead of sparc_compare_emitted.
26018 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26019 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26020 instead of sparc_compare_emitted.
26022 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26024 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26025 enter/exit cfglayout mode.
26026 (pass_partition_block): Require it.
26027 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26028 (combine_instructions): Track basic blocks instead of labels.
26029 (update_cfg_for_uncondjump): New.
26030 (try_combine): Use it. Update jumps after rescanning.
26031 (pass_combine): Require PROP_cfglayout.
26032 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26034 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26036 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26037 Provide/destroy PROP_cfglayout respectively.
26038 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26039 * tree-pass.h (PROP_cfglayout): New.
26041 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26043 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26044 fold_convert_const_fixed_from_fixed,
26045 fold_convert_const_fixed_from_int,
26046 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26047 set TREE_CONSTANT_OVERFLOW.
26048 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26049 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26051 2009-03-30 Ira Rosen <irar@il.ibm.com>
26053 * tree-vect-loop-manip.c: New file.
26054 * tree-vectorizer.c: Update documentation and included files.
26055 (vect_loop_location): Make extern.
26056 (rename_use_op): Move to tree-vect-loop-manip.c
26057 (rename_variables_in_bb, rename_variables_in_loop,
26058 slpeel_update_phis_for_duplicate_loop,
26059 slpeel_update_phi_nodes_for_guard1,
26060 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26061 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26062 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26063 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26064 find_loop_location): Likewise.
26065 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26066 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26067 get_vectype_for_scalar_type, vect_is_simple_use,
26068 supportable_widening_operation, supportable_narrowing_operation):
26070 (bb_in_loop_p): Move to tree-vect-loop.c.
26071 (new_loop_vec_info, destroy_loop_vec_info,
26072 reduction_code_for_scalar_code, report_vect_op,
26073 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26074 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26075 (vect_supportable_dr_alignment): Likewise.
26076 * tree-vectorizer.h (tree-data-ref.h): Include.
26077 (vect_loop_location): Declare.
26078 Reorganize function declarations according to the new file structure.
26079 * tree-vect-loop.c: New file.
26080 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26081 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26082 * tree-vect-data-refs.c: New file.
26083 * tree-vect-patterns.c (timevar.h): Don't include.
26084 * tree-vect-stmts.c: New file.
26085 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26086 tree-vect-slp.c, tree-vect-loop.c.
26087 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26088 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26089 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26090 (tree-vect-analyze.o): Remove.
26091 (tree-vect-transform.o): Likewise.
26092 (tree-vect-data-refs.o): Add rule.
26093 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26094 tree-vect-slp.o): Likewise.
26095 (tree-vect-patterns.o): Remove redundant dependencies.
26096 (tree-vectorizer.o): Likewise.
26097 * tree-vect-slp.c: New file.
26099 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26101 * optc-gen.awk: Warn if an option flag has multiple different
26104 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26106 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26107 -floop-block): Document dependences on PPL, CLooG and Graphite.
26109 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26111 PR rtl-optimization/323
26112 * c-common.c (c_fully_fold, convert_and_check,
26113 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26114 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26115 * c-common.def (EXCESS_PRECISION_EXPR): New.
26116 * c-cppbuiltin.c (builtin_define_float_constants): Define
26117 constants with enough digits for long double.
26118 * c-lex.c (interpret_float): Interpret constant with excess
26119 precision where appropriate.
26120 * c-opts.c (c_common_post_options): Set
26121 flag_excess_precision_cmdline. Give an error for
26122 -fexcess-precision=standard for C++ for processors where the
26123 option is significant.
26124 * c-parser.c (c_parser_conditional_expression): Handle excess
26125 precision in condition.
26126 * c-typeck.c (convert_arguments): Handle arguments with excess
26128 (build_unary_op): Move excess precision outside operation.
26129 (build_conditional_expr): Likewise.
26130 (build_compound_expr): Likewise.
26131 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26132 (build_modify_expr): Handle excess precision in RHS.
26133 (convert_for_assignment): Handle excess precision in converted
26135 (digest_init, output_init_element, process_init_element): Handle
26136 excess precision in initializer.
26137 (c_finish_return): Handle excess precision in return value.
26138 (build_binary_op): Handle excess precision in operands and add
26139 excess precision as needed for operation.
26140 * common.opt (-fexcess-precision=): New option.
26141 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26142 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26143 For standard excess precision, output explicit conversion to and
26144 truncation from XFmode.
26145 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26146 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26147 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26148 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26149 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26150 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26151 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26152 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26153 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26154 define_splits, sqrt<mode>2): Disable where appropriate for
26155 standard excess precision.
26156 * convert.c (convert_to_real): Do not shorten arithmetic to type
26157 for which excess precision would be used.
26158 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26159 * doc/invoke.texi (-fexcess-precision=): Document option.
26160 (-mfpmath=): Correct index entry.
26161 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26162 flag_excess_precision): New.
26163 * langhooks.c (lhd_post_options): Set
26164 flag_excess_precision_cmdline.
26165 * opts.c (common_handle_option): Handle -fexcess-precision=.
26166 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26167 init_excess_precision): New.
26168 (lang_dependent_init_target): Call init_excess_precision.
26169 * tree.c (excess_precision_type): New.
26170 * tree.h (excess_precision_type): Declare.
26172 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26175 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26176 non-lvalue to component.
26178 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26180 PR preprocessor/34695
26181 * Makefile.in (c-opts.o): Depend on c-tree.h.
26182 * c-common.c: Move down include of diagnostic.h.
26183 (done_lexing, c_cpp_error): New.
26184 * c-common.h (done_lexing): Declare.
26185 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26187 * c-opts.c: Include c-tree.h.
26188 (c_common_init_options): Set preprocessor error callback.
26189 (c_common_handle_option): Do not set preprocessor
26190 inhibit_warnings, warnings_are_errors, warn_system_headers,
26191 pedantic_errors or inhibit_warnings flags.
26192 (c_common_post_options): Do not check cpp_errors (parse_in).
26193 (c_common_finish): Do not output dependencies if there were
26194 errors. Do not check return value of cpp_finish.
26195 * c-ppoutput.c (pp_file_change): Set input_location.
26196 * c-tree.h (c_cpp_error): Declare.
26197 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26199 (diagnostic_build_prefix): Check override_column.
26200 * diagnostic.h (diagnostic_info): Add override_column field.
26201 (diagnostic_override_column): Define.
26203 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26205 * c-common.c (c_expand_expr, c_staticp): Remove.
26206 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26207 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26208 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26209 * c-gimplify.c (gimplify_compound_literal_expr,
26210 optimize_compound_literals_in_ctor): Remove.
26211 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26212 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26213 * c-semantics.c (emit_local_var): Remove.
26215 * langhooks-def.h (lhd_expand_expr): Remove.
26216 * langhooks.c (lhd_expand_expr): Remove.
26217 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26219 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26220 handling from c-semantics.c; don't call into langhook.
26221 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26222 * gimplify.c (gimplify_compound_literal_expr,
26223 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26224 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26225 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26226 as was done in c-gimplify.c.
26227 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26228 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26229 Move from c-common.h.
26230 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26232 * tree.c (staticp): Do not call langhook.
26233 * langhooks.c (lhd_staticp): Delete.
26234 * langhooks-def.h (lhd_staticp): Delete prototype.
26235 (LANG_HOOKS_STATICP): Delete.
26236 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26238 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26239 instead of DECL_STMTs.
26241 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26249 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26251 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26252 contained expression.
26253 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26254 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26255 conditional expressions for C.
26256 (decl_constant_value_for_optimization): Move from
26257 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26258 whether optimizing and that the expression is a VAR_DECL not of
26259 array type instead of doing such checks in the caller. Do not
26260 check pedantic. Call gcc_unreachable for C++.
26261 * c-common.def (C_MAYBE_CONST_EXPR): New.
26262 * c-common.h (c_fully_fold, c_save_expr,
26263 decl_constant_value_for_optimization): New prototypes.
26264 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26265 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26266 EXPR_INT_CONST_OPERANDS): Define.
26267 * c-convert.c (convert): Strip nops from expression.
26268 * c-decl.c (groktypename): Take extra parameters expr and
26269 expr_const_operands. Update call to grokdeclarator.
26270 (start_decl): Update call to grokdeclarator. Add statement for
26271 expressions used in type of decl.
26272 (grokparm): Update call to grokdeclarator.
26273 (push_parm_decl): Update call to grokdeclarator.
26274 (build_compound_literal): Add parameter non_const and build a
26275 C_MAYBE_COSNT_EXPR if applicable.
26276 (grokdeclarator): Take extra parameters expr and
26277 expr_const_operands. Track expressions used in declaration
26278 specifiers and declarators. Fold array sizes and track whether
26279 they are constant expressions and whether they are integer
26280 constant expressions.
26281 (parser_xref_tag): Set expr and expr_const_operands fields in
26283 (grokfield): Update call to grokdeclarator.
26284 (start_function): Update call to grokdeclarator.
26285 (build_null_declspecs): Set expr and expr_const_operands fields in
26287 (declspecs_add_type): Handle expressions in typeof specifiers.
26288 * c-parser.c (c_parser_declspecs): Set expr and
26289 expr_const_operands fields for declaration specifiers.
26290 (c_parser_enum_specifier): Likewise.
26291 (c_parser_struct_or_union_specifier): Likewise.
26292 (c_parser_typeof_specifier): Likewise. Update call to
26293 groktypename. Fold expression as needed. Return expressions with
26294 type instead of adding statements.
26295 (c_parser_attributes): Update calls to c_parser_expr_list.
26296 (c_parser_statement_after_labels): Fold expression before passing
26297 to objc_build_throw_stmt.
26298 (c_parser_condition): Fold expression.
26299 (c_parser_asm_operands): Fold expression.
26300 (c_parser_conditional_expression): Use c_save_expr. Update call
26301 to build_conditional_expr.
26302 (c_parser_alignof_expression): Update call to groktypename.
26303 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26304 original_code. Fold expression argument of va_arg. Create
26305 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26306 argument to va_arg. Update calls to groktypename. Fold array
26307 index for offsetof. Verify that first argument to
26308 __builtin_choose_expr has integer type.
26309 (c_parser_postfix_expression_after_paren_type): Update calls to
26310 groktypename and build_compound_literal. Handle expressions with
26311 side effects in type name.
26312 (c_parser_postfix_expression_after_primary): Update call to
26313 c_parser_expr_list. Set original_code for calls to
26314 __builtin_constant_p.
26315 (c_parser_expr_list): Take extra parameter fold_p. Fold
26316 expressions if requested.
26317 (c_parser_objc_type_name): Update call to groktypename.
26318 (c_parser_objc_synchronized_statement): Fold expression.
26319 (c_parser_objc_receiver): Fold expression.
26320 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26321 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26322 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26323 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26324 (struct c_typespec): Add elements expr and expr_const_operands.
26325 (struct c_declspecs): Add elements expr and expr_const_operands.
26326 (groktypename, build_conditional_expr, build_compound_literal):
26328 (in_late_binary_op): Declare.
26329 * c-typeck.c (note_integer_operands): New function.
26330 (in_late_binary_op): New variable.
26331 (decl_constant_value_for_broken_optimization): Move to c-common.c
26332 and rename to decl_constant_value_for_optimization.
26333 (default_function_array_conversion): Do not strip nops.
26334 (default_conversion): Do not call
26335 decl_constant_value_for_broken_optimization.
26336 (build_array_ref): Do not fold result.
26337 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26338 result when operand is a VLA.
26339 (c_expr_sizeof_type): Update call to groktypename. Handle
26340 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26341 result when operand names a VLA type.
26342 (build_function_call): Update call to build_compound_literal.
26343 Only fold result for calls to __builtin_* functions. Strip
26344 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26345 the function designator.
26346 (convert_arguments): Fold arguments. Update call to
26347 convert_for_assignment.
26348 (build_unary_op): Handle increment and decrement of
26349 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26350 decrement earlier. Fold operand of increment and decrement.
26351 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26352 built for integer operand. Wrap returns that are INTEGER_CSTs
26353 without being integer constant expressions or that have integer
26354 constant operands without being INTEGER_CSTs.
26355 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26356 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26357 result is an integer constant expression or can be used in
26358 unevaluated parts of one and avoid folding and wrap as
26359 appropriate. Fold operands before possibly doing -Wsign-compare
26361 (build_compound_expr): Wrap result for C99 if operands can be used
26362 in integer constant expressions.
26363 (build_c_cast): Update call to digest_init. Do not ignore
26364 overflow from casting floating-point constants to integers. Wrap
26365 results that could be confused with integer constant expressions,
26366 null pointer constants or floating-point constants.
26367 (c_cast_expr): Update call to groktypename. Handle expressions
26368 included in type name.
26369 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26370 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26371 Update calls to convert_for_assignment.
26372 (convert_for_assignment): Take new parameter
26373 null_pointer_constant. Do not strip nops or call
26374 decl_constant_value_for_broken_optimization. Set
26375 in_late_binary_op for conversions to boolean.
26376 (store_init_value): Update call to digest_init.
26377 (digest_init): Take new parameter null_pointer_constant. Do not
26378 call decl_constant_value_for_broken_optimization. pedwarn for
26379 initializers not constant expressions. Update calls to
26380 convert_for_assignment.
26381 (constructor_nonconst): New.
26382 (struct constructor_stack): Add nonconst element.
26383 (really_start_incremental_init, push_init_level, pop_init_level):
26384 Handle constructor_nonconst and nonconst element.
26385 (set_init_index): Call constant_expression_warning for array
26387 (output_init_element): Fold value. Set constructor_nonconst as
26388 applicable. pedwarn for initializers not constant expressions.
26389 Update call to digest_init. Call constant_expression_warning
26390 where constant initializers are required.
26391 (process_init_element): Use c_save_expr.
26392 (c_finish_goto_ptr): Fold expression.
26393 (c_finish_return): Fold return value. Update call to
26394 convert_for_assignment.
26395 (c_start_case): Fold switch expression.
26396 (c_process_expr_stmt): Fold expression.
26397 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26398 ensure statement expression is not evaluated in constant expression.
26399 (build_binary_op): Track whether results are integer constant
26400 expressions or may occur in such, disable folding and wrap results
26401 as applicable. Fold operands for -Wsign-compare warnings unless
26403 (c_objc_common_truthvalue_conversion): Handle results folded to
26404 integer constants that are not integer constant expressions.
26405 * doc/extend.texi: Document when typeof operands are evaluated,
26406 that condition of __builtin_choose_expr is an integer constant
26407 expression, and more about use of __builtin_constant_p in
26410 2009-03-29 Richard Guenther <rguenther@suse.de>
26412 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26413 propagate addresses of array references.
26415 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26417 * regmove.c (perhaps_ends_bb_p): Remove.
26418 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26419 from INSN and check that the main loop stays within that basic block.
26420 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26421 (regmove_forward_pass): Split out from regmove_optimize. Use
26422 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26423 (regmove_backward_pass): Split out from regmove_optimize. Use
26424 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26425 (regmove_optimize): Simplify.
26427 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26430 * config/i386/i386.c (classify_argument): Ignore flexible array
26431 member in struct and warn ABI change.
26433 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26435 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26437 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26438 (ix86_adjust_cost): Updated.
26440 2009-03-29 Jan Hubicka <jh@suse.cz>
26442 PR middle-end/28850
26443 * tree-pass.h (pass_cleanup_eh): New function.
26444 (remove_unreachable_regions): Break code handling RTL
26445 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26446 that can not be reached by runtime.
26447 (can_be_reached_by_runtime): New function.
26448 (label_to_region_map): New function.
26449 (num_eh_regions): New function.
26450 (rtl_remove_unreachable_regions): New function.
26451 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26452 (remove_eh_region): New function.
26453 * except.h: Include sbitmap and vecprim.
26454 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26455 num_eh_regions): Declare.
26456 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26457 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26458 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26459 (tree_empty_eh_handler_p): New function.
26460 (cleanup_empty_eh): New function.
26461 (cleanup_eh): New function.
26462 (pass_cleanup_eh): New function.
26464 2009-03-29 Jan Hubicka <jh@suse.cz>
26466 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26467 for removed regions.
26469 2009-03-29 Jan Hubicka <jh@suse.cz>
26471 * except.c (dump_eh_tree): Dump all datastructures.
26473 2009-03-29 Jan Hubicka <jh@suse.cz>
26475 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26476 (duplicate_eh_regions_1): Likewise.
26477 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26478 vector; call EH verification.
26479 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26480 Be ready for region being removed.
26482 2009-03-29 Jan Hubicka <jh@suse.cz>
26484 * bitmap.c (bitmap_last_set_bit): New function.
26485 * bitmap.h (bitmap_last_set_bit): Declare.
26487 2009-03-29 David Ayers <ayers@fsfe.org>
26490 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26491 by calling objc_compare_types and surpress warnings about
26492 incompatible C pointers that are compatible ObjC pointers.
26494 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26496 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26497 call initialize_inline_failed.
26498 (initialize_inline_failed): Move it from here ...
26499 * cgraph.c (initialize_inline_failed): ... to here.
26500 (cgraph_create_edge): Call initialize_inline_failed rather than
26501 setting inline_failed directly.
26503 2009-03-29 Ben Elliston <bje@au.ibm.com>
26506 * sysv4.opt (msdata): Improve comment.
26507 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26508 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26510 2009-03-29 Ben Elliston <bje@au.ibm.com>
26513 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26514 load and store attributes.
26516 2009-03-29 Ben Elliston <bje@au.ibm.com>
26518 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26519 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26520 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26521 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26522 __builtin_infq and __builtin_huge_valq.
26524 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26526 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26528 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26529 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26531 2009-03-28 Xinliang David Li <davidxl@google.com>
26533 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26534 (do_dbg_cnt): New function.
26536 2009-03-28 Jan Hubicka <jh@suse.cz>
26538 Merge from pretty-ipa:
26540 2009-03-27 Jan Hubicka <jh@suse.cz>
26542 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26543 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26544 * passes.c (function_called_by_processed_nodes_p): New.
26545 * ipa-pure-const.c (check_call): Fix handling of operands.
26546 (analyze_function): Dump debug output for skipped bodies.
26547 (local_pure_const): Use function_called_by_processed_nodes_p.
26548 * dwarf2out.c (reference_to_unused): Use output.
26549 * passes.c (do_per_function_toporder): Likewise.
26551 2008-11-12 Jan Hubicka <jh@suse.cz>
26553 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26554 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26555 state_set_in_source enum
26556 (check_decl): Ignore memory tags; do not set fake looping flags;
26558 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26559 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26560 (check_call, analyze_function): Rewrite.
26562 (add_new_function): Update call of analyze_function.
26563 (generate_summary): Add call of analyze_function.
26564 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26565 (local_pure_const): New function.
26566 (pass_local_pure_const): New pass.
26567 * ipa-inline.c (inline_transform): Set after_inlining.
26568 * tree-eh.c (stmt_can_throw_external): New.
26569 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26570 work with aliasing built.
26571 * tree-flow.h (stmt_can_throw_external): New.
26572 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26573 and local pure/const pass in early and late optimization queue.
26575 2009-03-28 Martin Jambor <mjambor@suse.cz>
26577 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26579 (fold_binary): Allow function decl aligment consideration is the
26580 second argument is integer constant one.
26581 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26582 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26583 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26585 2009-03-28 Jan Hubicka <jh@suse.cz>
26587 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26588 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
26589 * function.h (rtl_data): Add nothrow flag.
26590 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
26591 set DECL_NOTHROW for AVAILABLE functions.
26593 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26595 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26596 following vector keyword has expansion starting with pixel or bool
26597 keyword, expand vector to __vector and pixel or bool to __pixel or
26601 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26602 warn_if_disallowed_function_p): Removed.
26603 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26604 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26605 warning_if_disallowed_function_p.
26606 * flags.h (warn_if_disallowed_function_p,
26607 warn_disallowed_functions): Removed.
26608 * common.opt (Wdisallowed-function-list=): Removed.
26609 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26611 2009-03-28 Richard Guenther <rguenther@suse.de>
26613 PR tree-optimization/38723
26614 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26617 2009-03-28 Jan Hubicka <jh@suse.cz>
26619 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26620 test introduced by my previous patch.
26622 2009-03-28 Richard Guenther <rguenther@suse.de>
26624 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26625 the PHIs value undefined.
26627 2009-03-28 Jan Hubicka <jh@suse.cz>
26629 * tree-pass.h (pass_fixup_cfg): New pass.
26630 * ipa-inline.c (inline_transform): Set
26631 always_inline_functions_inlined/after_inlining.
26632 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26633 (pass_fixup_cfg): New pass.
26634 * passes.c (init_optimization_passes): Add fixup_cfg.
26636 2009-03-28 Richard Guenther <rguenther@suse.de>
26638 PR tree-optimization/38458
26639 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26640 argument use the arguments copy-of value.
26642 2009-03-28 Richard Guenther <rguenther@suse.de>
26644 PR tree-optimization/38180
26645 * tree-ssa-ccp.c (get_default_value): Simplify.
26646 (likely_value): Likewise.
26647 (surely_varying_stmt_p): Properly handle VOP case.
26648 (ccp_initialize): Likewise.
26649 (ccp_fold): Handle propagating through *&.
26650 (fold_const_aggregate_ref): Also handle decls.
26652 2009-03-28 Jan Hubicka <jh@suse.cz>
26654 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26655 * cgraph.h (cgraph_node): Likewise.
26656 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26657 (cgraph_reset_node): Use process flag.
26658 (cgraph_mark_functions_to_output): Likewise.
26659 (cgraph_expand_function): Likewise.
26660 (cgraph_expand_all_functions): Likewise.
26661 (cgraph_output_in_order): Likewise.
26662 * dwarf2out.c (reference_to_unused): Likewise.
26663 * passes.c do_per_function_toporder): Likewise.
26665 2009-03-28 Jan Hubicka <jh@suse.cz>
26667 Bring from lto-branch:
26669 2008-09-03 Doug Kwan <dougkwan@google.com>
26671 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26672 enums instead of reason strings.
26673 * cgraph.c (cgraph_create_edge): Same.
26674 (cgraph_inline_failed_string): New function.
26675 * cgraph.h (cgraph_inline_failed_t): New enum type.
26676 (cgraph_inline_failed_string): New prototype.
26677 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26678 char pointer to cgraph_inline_failed_t.
26679 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26680 (cgraph_default_inline_p): Ditto.
26681 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26682 to cgraph_inline_failed_t pointer.
26683 * cif-code.def: New file.
26684 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26686 (cgraph_check_inline_limits): Change type of REASON to pointer to
26687 cgraph_inline_failed_t. Replace reason strings with enums.
26688 (cgraph_default_inline_p): Ditto.
26689 (cgraph_recursive_inlining_p): Ditto.
26690 (update_caller_keys): Change type of FAILED_REASON to
26691 cgraph_inline_failed_t.
26692 (cgraph_set_inline_failed): Change type of REASON to pointer to
26693 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26694 convert enums to strings for text output.
26695 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26696 to be of type cgraph_inline_failed_t. Replace reason strings with
26697 enums. Call cgraph_inline_failed_string to covert enums
26698 to strings for text output.
26699 (cgraph_decide_inlining): Replace reason strings with enums.
26700 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26701 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26703 * tree-inline.c (expand_call_inline): Change type of REASON
26704 to cgraph_inline_failed_t. Replace reason strings with enums.
26705 Call cgraph_inline_failed_string for text output.
26706 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26709 2009-03-28 Jan Hubicka <jh@suse.cz>
26711 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26712 cgraph_clone_node): Remove master clone handling.
26713 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26714 * cgraph.h (master_clone): Remove.
26715 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26716 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26717 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26719 2009-03-28 Jan Hubicka <jh@suse.cz>
26721 * cgraph.c (cgraph_function_body_availability): Functions declared
26722 inline are always safe to assume that it is not going to be replaced.
26724 2009-03-28 Richard Guenther <rguenther@suse.de>
26726 PR tree-optimization/38513
26727 * tree-ssa-pre.c (eliminate): Remove redundant stores.
26728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
26729 EXC_PTR_EXPR and FILTER_EXPR.
26730 (get_ref_from_reference_ops): Likewise.
26732 2009-03-28 Richard Guenther <rguenther@suse.de>
26734 PR tree-optimization/38968
26735 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
26736 Use FLOOR_MOD_EXPR to compute misalignment.
26738 2009-03-28 Richard Guenther <rguenther@suse.de>
26740 PR tree-optimization/37795
26741 * tree.h (combine_comparisons): Declare.
26742 * fold-const.c (combine_comparisons): Export.
26743 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
26745 (ifcombine_iforif): Use combine_comparisons.
26747 2009-03-28 Jan Hubicka <jh@suse.cz>
26749 * tree-eh.c (inlinable_call_p): New function.
26750 (make_eh_edges): Use it.
26751 (verify_eh_edges): Use it.
26752 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26753 * except.c (reachable_next_level): Add inlinable_function argument
26754 (sjlj_find_directly_reachable_regions): Update.
26755 (add_reachable_handler): Do not set saw_any_handlers.
26756 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26757 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26758 Add new inlinable call parameter.
26759 (can_throw_internal, can_throw_external): Update.
26760 * except.h (can_throw_internal_1, can_throw_external_1,
26761 foreach_reachable_handler): Update declaration.
26763 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26765 * config/arm/t-arm-coff, config/h8300/coff.h,
26766 config/i386/i386-aout.h, config/i386/i386-coff.h,
26767 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26768 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26769 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26770 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26771 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26772 sys-types.h: Remove.
26773 * Makefile.in: Remove protoize and fixproto support and references
26775 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26776 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26778 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26779 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26780 unprotoize$(exeext).
26781 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26782 (.PHONY): Don't depend on proto.
26783 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26784 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26785 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26786 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26787 build/gen-protos.o, build/scan.o, xsys-protos.h,
26788 build/fix-header$(build_exeext), build/fix-header.o,
26789 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26790 stmp-install-fixproto): Remove.
26791 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26792 SYSCALLS.c or fixproto files.
26793 (install-common): Don't install protoize.
26794 (install-headers-tar, install-headers-cpio, install-headers-cp):
26795 Don't depend on $(STMP_FIXPROTO).
26796 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26797 install fixproto files or write out fixproto settings.
26798 (uninstall): Don't uninstall protoize.
26799 * config.gcc (use_fixproto): Remove.
26800 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26801 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26802 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26803 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26804 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26805 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26806 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26807 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26808 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26809 * config/t-vxworks (STMP_FIXPROTO): Remove.
26810 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26811 STMP_FIXPROTO): Remove.
26812 * config.in, configure: Regenerate.
26813 * crtstuff.c (gid_t, uid_t): Don't undefine.
26814 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26815 (arm-*-coff, arm-*-aout: Remove target entries.
26816 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26817 Remove mention of AIX 4.1.
26818 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26819 * doc/invoke.texi (Running Protoize): Remove.
26820 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26821 (Protoize Caveats): Remove.
26822 * tsystem.h: Update comments on headers assumed to exist.
26824 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26826 * genautomata.c: Add a new year to the copyright. Add a new
26828 (struct insn_reserv_decl): Add comments for member bypass_list.
26829 (find_bypass): Remove.
26830 (insert_bypass): New.
26831 (process_decls): Use insert_bypass.
26832 (output_internal_insn_latency_func): Output all bypasses with the
26833 same input insn in one switch case.
26835 * rtl.def (define_bypass): Describe bypass choice.
26836 * doc/md.texi (define_bypass): Ditto.
26838 2009-03-27 Richard Guenther <rguenther@suse.de>
26840 * gimplify.c (mark_addressable): Export.
26841 * tree-flow.h (mark_addressable): Declare.
26842 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26843 * tree-ssa.c (verify_phi_args): Verify that address taken
26844 variables have TREE_ADDRESSABLE set.
26846 2009-03-27 Richard Guenther <rguenther@suse.de>
26848 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26849 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26850 Do not mark decls TREE_ADDRESSABLE.
26851 (build_fold_addr_expr): Adjust.
26852 (fold_addr_expr): Remove.
26853 (fold_unary): Use build_fold_addr_expr.
26854 (fold_comparison): Likewise.
26855 (split_address_to_core_and_offset): Likewise.
26856 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26858 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26859 (gimplify_modify_expr_to_memcpy): Mark source and destination
26861 * omp-low.c (create_omp_child_function): Mark the object decl
26863 (lower_rec_input_clauses): Mark the var we take the address of
26865 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26867 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26869 PR middle-end/39315
26870 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26871 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26873 2009-03-27 Richard Guenther <rguenther@suse.de>
26875 PR tree-optimization/39120
26876 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26878 (handle_lhs_call): Process return constraints. Add escape
26879 constraints if necessary.
26880 (handle_const_call): Fill out return constraints. Make nested
26881 case more precise. Avoid consttmp if possible.
26882 (handle_pure_call): Fill out return constraints. Avoid
26883 callused if possible.
26884 (find_func_aliases): Simplify call handling.
26886 2009-03-27 Richard Guenther <rguenther@suse.de>
26888 PR tree-optimization/39120
26889 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26890 as a representative.
26891 (solve_graph): Do propagate CALLUSED.
26892 (handle_pure_call): Use a scalar constraint from CALLUSED for
26894 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26897 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26900 * c-common.c (handle_aligned_attribute): Properly check alignment
26901 overflow. Use (1U << i) instead of (1 << i).
26903 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26905 * expr.h (get_mem_align_offset): Updated.
26907 * tree.h (tree_decl_common): Change align to "unsigned int" and
26908 move it before pointer_alias_set.
26910 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26911 Jakub Jelinek <jakub@redhat.com>
26914 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26915 gr_register_operand with gr_reg_or_0_operand.
26916 (cmpxchg_rel_di): Likewise.
26917 (sync_lock_test_and_set<mode>): Likewise.
26919 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26921 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26922 (true_regnum): Likewise.
26924 * rtlanal.c (subreg_info): Moved to ...
26925 * rtl.h (subreg_info): Here. New.
26926 (subreg_get_info): New.
26928 * rtlanal.c (subreg_get_info): Make it extern.
26930 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26933 * config/i386/i386.c (ix86_abi): New.
26934 (override_options): Handle -mabi=.
26935 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26936 (ix86_call_abi_override): Likewise.
26937 (init_cumulative_args): Likewise.
26938 (function_arg_advance): Likewise.
26939 (function_arg_64): Likewise.
26940 (function_arg): Likewise.
26941 (ix86_pass_by_reference): Likewise.
26942 (ix86_function_value_regno_p): Likewise.
26943 (ix86_build_builtin_va_list_abi): Likewise.
26944 (setup_incoming_varargs_64): Likewise.
26945 (is_va_list_char_pointer): Likewise.
26946 (ix86_init_machine_status): Likewise.
26947 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26948 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26949 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26950 (ix86_function_abi): Make it static and return enum calling_abi.
26951 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26953 (ix86_fn_abi_va_list): Updated.
26955 * config/i386/i386.h (ix86_abi): New.
26956 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26957 (CONDITIONAL_REGISTER_USAGE): Likewise.
26958 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26959 (machine_function): Likewise.
26961 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26963 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26964 (STACK_BOUNDARY): Likewise.
26965 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26967 * config/i386/i386.opt (mabi=): New.
26969 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26970 return enum calling_abi.
26971 (ix86_function_type_abi): Likewise.
26972 (ix86_function_abi): Removed.
26974 * doc/invoke.texi: Document -mabi= option for x86.
26976 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26978 * builtins.c (real_dconstp): Delete.
26979 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26981 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26982 Jakub Jelinek <jakub@redhat.com>
26985 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26986 (gen_subprogram_die): When a function is explicit, generate the
26987 DW_AT_explicit attribute.
26988 * langhooks.h (struct lang_hooks_for_decls): Add
26989 function_decl_explicit_p langhook.
26990 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26991 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26993 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26995 * builtins.c (fold_builtin_memory_op): Optimize memmove
26996 into memcpy if we can prove source and destination don't overlap.
26998 * tree-inline.c: Include gt-tree-inline.h.
26999 (clone_fn_id_num): New variable.
27000 (clone_function_name): New function.
27001 (tree_function_versioning): Use it.
27002 * Makefile.in (GTFILES): Add tree-inline.c.
27004 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27006 * BASE-VER: Change to 4.5.0.
27008 2009-03-27 Xinliang David Li <davidxl@google.com>
27010 PR tree-optimization/39557
27011 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27013 2009-03-27 Xinliang David Li <davidxl@google.com>
27015 PR tree-optimization/39548
27016 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27019 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27021 * c-common.c (pointer_int_sum): Use %wd on return from
27024 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27026 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27027 on return from tree_low_cst.
27029 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27032 * ginclude/stdarg.h (va_copy): Define also for
27033 __GXX_EXPERIMENTAL_CXX0X__.
27035 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27038 * builtins.h (c_strlen): Do not warn here.
27039 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27040 * c-common.c (pointer_int_sum): Take an explicit location.
27041 Warn about offsets out of bounds.
27042 * c-common.h (pointer_int_sum): Adjust declaration.
27044 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27046 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27049 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27052 * opts.c (warn_if_disallowed_function_p): Don't assume
27053 get_callee_fndecl must return non-NULL.
27055 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27057 PR rtl-optimization/39522
27058 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27059 when reg_reloaded_valid is set.
27061 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27063 * config/spu/divv2df3.c: New file.
27064 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27065 (DPBIT_FUNCS): Filter out _div_df.
27067 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27069 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27070 a jump insn, count that jump in the distance to the loop start.
27072 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27075 * config/sh/sh.c (calc_live_regs): Fix condition for global
27076 registers except PIC_OFFSET_TABLE_REGNUM.
27078 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27081 * doc/invoke.texi (-mconsole): New.
27083 (-mno-cygwin): New.
27085 (-mnop-fun-dllimport): New.
27089 (sub section "i386 and x86-64 Windows Options"): New.
27091 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27093 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27094 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27096 2009-03-25 Richard Guenther <rguenther@suse.de>
27098 PR middle-end/39497
27099 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27102 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27104 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27105 neither of haifa/selective schedulers are working.
27107 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27109 * doc/invoke.texi (Debugging Options): Fix description of
27110 -fno-merge-debug-strings.
27112 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27114 * config/cris/libgcc.ver: New version-script.
27115 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27117 * configure.ac <GAS features, nop mnemonic>: Add pattern
27118 crisv32-*-* for "nop".
27119 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27120 * configure: Regenerate.
27122 2009-03-24 Ira Rosen <irar@il.ibm.com>
27124 PR tree-optimization/39529
27125 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27126 mark_sym_for_renaming for the tag copied to the new vector
27129 2009-03-24 Arthur Loiret <aloiret@debian.org>
27131 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27132 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27133 EXTRA_SPEC_FUNCTIONS.
27134 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27135 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27136 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27137 -march and -mtune options.
27139 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27141 * config/m68k/t-rtems: Add m5329 multilib.
27143 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27144 Jakub Jelinek <jakub@redhat.com>
27147 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27150 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27153 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27154 instead of c_parser_expression_conv, if original_code isn't one of the
27155 4 allowed comparison codes, fail.
27157 2009-03-23 Richard Guenther <rguenther@suse.de>
27159 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27160 * tree.h (struct tree_type): Likewise.
27161 * reload.h (struct insn_chain): Likewise.
27162 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27163 * function.h (struct function): Likewise.
27164 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27166 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27168 PR tree-optimization/39516
27169 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27171 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27173 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27174 should be set true if BITS_PER_WORD of target is bigger than 32
27176 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27178 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27179 Translate -B-options to -rpath-link. Correct existing
27180 rpath-link and conditionalize on !nostdlib.
27182 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27184 * doc/extend.texi (Function Attributes, Variable Attributes):
27186 * doc/invoke.texi (Debugging Options, Optimize Options)
27187 (i386 and x86-64 Options, MCore Options): Likewise.
27189 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27192 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27193 it for block local namespace aliases.
27194 (gen_decl_die): Pass context_die to gen_namespace_die.
27196 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27199 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27200 minimum or maximum value.
27202 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27204 * reginfo.c (globalize_reg): Recompute derived reg sets.
27206 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27209 * libgcc2.c (mprotect): Do not use signed arguments for
27210 VirtualProtect, use DWORD arguments. Also fix the 'may
27211 be used uninitialized' warning for the np variable.
27213 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27216 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27217 functions using regparm calling conventions when not optimizing.
27218 (ix86_function_sseregparm): Similarly for sseregparm calling
27221 2009-03-19 Li Feng <nemokingdom@gmail.com>
27223 PR middle-end/39500
27224 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27225 dependence if the first conflict is after niter iterations.
27227 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27229 PR middle-end/38609
27230 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27231 functions with dynamic stack-pointer adjustments.
27233 2009-03-19 Ben Elliston <bje@au.ibm.com>
27235 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27236 option; change to -msdata=data.
27238 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27240 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27243 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27246 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27248 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27250 * doc/invoke.texi (Code Gen Options): Expand discussion of
27253 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27255 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27256 * matrix-reorg.c (struct matrix_info): Likewise.
27257 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27258 * rtl.h (struct mem_attrs): Likewise.
27259 * df.h (struct df): Likewise.
27260 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27261 * ira-int.h (struct ira_allocno): Likewise.
27262 * df-scan.c (struct df_collection_rec): Likewise.
27263 * ira.c (struct equivalence): Likewise.
27264 * function.c (struct temp_slot): Likewise.
27265 * cfgloop.h (struct loop): Likewise.
27268 * function.c (use_register_for_decl): When not optimizing, disregard
27269 register keyword for variables with types containing methods.
27271 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27273 PR middle-end/39447
27274 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27275 (is_simple_operand): Call contains_component_ref_p before calling data
27276 reference analysis that would fail on COMPONENT_REFs.
27278 * tree-vrp.c (search_for_addr_array): Fix formatting.
27280 2009-03-18 Richard Guenther <rguenther@suse.de>
27282 * tree-vect-transform.c (vect_loop_versioning): Fold the
27283 generated comparisons.
27284 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27285 (slpeel_tree_peel_loop_to_edge): Likewise.
27287 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27289 PR middle-end/37805
27290 * opts.c (print_specific_help): In addition to `undocumented',
27291 accept `separate' and `joined' flags if passed alone. Describe
27292 output by the first matched one of those.
27293 (common_handle_option): Skip over empty strings.
27294 * gcc.c (display_help): Fix help string for `--help='.
27295 * doc/invoke.texi (Option Summary, Overall Options): With
27296 `--help=', classes and qualifiers can both be repeated, but
27297 only the latter can be negated. One should not pass only
27298 negated qualifiers. Fix markup and examples.
27301 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27302 PR middle-end/37805
27303 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27304 and -fhelp=separate.
27306 2009-03-17 Jing Yu <jingyu@google.com>
27308 PR middle-end/39378
27309 * function.h (struct rtl_data): Move is_thunk from here...
27310 (struct function): ...to here.
27311 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27312 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27314 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27316 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27317 (alpha_output_function_end_prologue): Likewise.
27318 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27319 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27320 (rs6000_output_function_epilogue): Likewise.
27321 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27323 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27326 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27327 from different units in a single alternative.
27328 (*truncdfsf_i387): Ditto.
27329 (*truncxfsf2_mixed): Ditto.
27330 (*truncxfdf2_mixed): Ditto.
27332 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27334 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27335 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27338 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27339 unused non-artificial variables when not optimizing.
27342 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27343 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27344 NAMESPACE_DECL in its DECL_INITIAL.
27346 PR middle-end/39443
27347 * optabs.c (set_user_assembler_libfunc): New function.
27348 * expr.h (set_user_assembler_libfunc): New prototype.
27349 * c-common.c: Include libfuncs.h.
27350 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27351 for memcmp, memset, memcpy, memmove and abort.
27352 * Makefile.in (c-common.o): Depend on libfuncs.h.
27355 * dwarf2out.c (gen_inlined_enumeration_type_die,
27356 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27357 gen_tagged_type_instantiation_die): Removed.
27358 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27361 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27364 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27366 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27367 (check-parallel-%): Ditto.
27368 (check-consistency): Ditto.
27370 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27372 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27373 local variable rhs by NULL_TREE.
27375 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27378 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27380 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27383 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27385 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27388 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27389 for ms->sysv ABI calls only in 64bit mode.
27391 * config/i386/i386.md (untyped_call): Support 32bit.
27393 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27395 * doc/extend.texi: Replace x86_65 with x86_64.
27397 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27399 PR tree-optimization/39455
27400 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27401 mismatches for POINTER_TYPE_P (type).
27402 (number_of_iterations_le): Likewise.
27404 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27406 * config/picochip/picochip.c: Removed profiling support.
27407 * config/picochip/picochip.md: Removed profiling instruction.
27408 * config/picochip/picochip.h: Removed profiling builtin.
27410 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27412 * doc/install.texi (--with-host-libstdcxx): Document.
27414 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27417 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27418 generate a warning if the function name does not begin with
27419 "__vector" and the function has either the 'signal' or 'interrupt'
27420 attribute, from here to ...
27421 (avr_declare_function_name): ...here. New function.
27422 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27423 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27425 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27428 * cse.c (fold_rtx): Don't modify original const_arg1 when
27429 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27430 separate variable instead.
27431 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27432 from out of range shift counts.
27433 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27435 2009-03-13 Catherine Moore <clm@codesourcery.com>
27437 * config/i386/x-mingw32 (host-mingw32.o): Replace
27438 diagnostic.h with $(DIAGNOSTIC_H).
27440 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27443 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27445 * config/i386/sync.md (sync_compare_and_swap<mode>,
27446 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27447 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27449 (sync_double_compare_and_swapdi_pic,
27450 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27451 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27453 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27456 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27458 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27461 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27462 (avx_addsubv4df3): Likewise.
27463 (*avx_addsubv4sf3): Likewise.
27464 (sse3_addsubv4sf3): Likewise.
27466 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27469 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27471 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27474 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27475 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27476 registers for allocnos created from user-defined variables.
27478 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27481 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27482 of non-integer mode as well.
27484 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27486 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27487 for functions for which the parameter types are unknown.
27489 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27492 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27493 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27494 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27495 * config/i386/i386.c (ix86_local_alignment): For
27496 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27497 long long variables on the stack to avoid dynamic realignment.
27498 Allow the first argument to be a decl rather than type.
27499 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27501 2009-03-11 Nick Clifton <nickc@redhat.com>
27504 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27506 Add description to mno-lsim option.
27507 * config/mcore/mcore.h: Remove comment about deprecated m4align
27509 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27510 * doc/invoke.texi: Add description of mno-lsim and
27511 mstack-increment options.
27513 * config/fr30/fr30.opt: Document the -mno-lsim option.
27514 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27515 and -mno-lsim options.
27517 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27519 * fold-const.c (fold_comparison): Only call fold_inf_compare
27520 if the mode supports infinities.
27522 2009-03-11 Jason Merrill <jason@redhat.com>
27525 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27526 end already did. Notice GIMPLE_CALL modifications of the result.
27527 Don't copy debug information from an ignored decl or a decl from
27530 2009-03-10 Richard Guenther <rguenther@suse.de>
27531 Nathan Froyd <froydnj@codesourcery.com>
27533 PR middle-end/37850
27534 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27535 (__divMODE3): Likewise.
27537 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27539 PR tree-optimization/39394
27540 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27541 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27543 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27545 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27546 inline asms for register asm ("") declarations.
27548 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27550 * fold-const.c (fold_unary): Fix comment.
27552 2009-03-07 Jan Hubicka <jh@suse.cz>
27555 * tree-inline.c (setup_one_parameter): Do replacement of const
27556 argument by constant in SSA form.
27558 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27560 PR middle-end/38028
27561 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27562 determine alignment passed to assign_stack_local.
27563 (assign_parms_unsplit_complex): Likewise.
27564 * except.c (sjlj_build_landing_pads): Likewise.
27566 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27568 PR middle-end/39360
27569 * tree-flow.h (add_referenced_var): Return bool instead of void.
27570 * tree-dfa.c (add_referenced_var): Return result of
27571 referenced_var_check_and_insert call.
27572 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27573 of referenced_var_check_and_insert.
27576 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27577 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27578 DIE, don't emit it if abstract origin already has it.
27579 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27580 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27582 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27584 * genpreds.c (needs_variable): Fix parentheses at variable name
27586 (write_tm_constrs_h): Indent generated code.
27588 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27590 * doc/extend.texi (Function Attributes): Add documentation
27591 for isr attributes.
27593 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27596 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27597 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27599 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27601 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27604 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27607 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27608 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27610 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27612 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27613 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27614 constants instead of magic numbers.
27615 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27617 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27618 (x86_64_ms_abi_int_parameter_registers): Ditto.
27619 (x86_64_int_return_registers): Ditto.
27620 (ix86_maybe_switch_abi): Ditto.
27621 (ix86_expand_call): Ditto for clobbered_registers array.
27622 (ix86_hard_regno_mode_ok): Ditto.
27623 (x86_extended_QIreg_mentioned_p): Ditto.
27625 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27627 PR tree-optimization/39349
27628 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27630 * combine.c (gen_lowpart_for_combine): Use omode when generating
27633 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27635 PR rtl-optimization/39235
27636 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27638 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27640 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27642 2009-03-04 Richard Guenther <rguenther@suse.de>
27644 PR tree-optimization/39362
27645 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27646 that occur in abnormal PHIs should be varying.
27648 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27650 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27652 (simple_iv): Take loop as an argument instead of statement.
27653 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27654 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27656 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27658 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27659 * matrix-reorg.c (analyze_transpose): Ditto.
27660 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27661 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27662 * tree-predcom.c (ref_at_iteration): Ditto.
27663 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27665 2009-03-04 Richard Guenther <rguenther@suse.de>
27667 PR tree-optimization/39358
27668 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27669 escaped_id and callused_id.
27670 (solve_graph): Likewise.
27672 2009-03-04 Richard Guenther <rguenther@suse.de>
27674 PR tree-optimization/39339
27675 * tree-sra.c (try_instantiate_multiple_fields): Make it
27676 no longer ICE on the above.
27678 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27680 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27681 that fits within Pmode.
27683 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27685 PR middle-end/10109
27686 * tm.texi (LIBCALL_VALUE): Update description.
27688 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27690 PR middle-end/34443
27691 * doc/extend.texi (section): Update description.
27693 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27695 PR middle-end/39345
27696 * tree-inline.c (remapped_type): New.
27697 (can_be_nonlocal): Call remapped_type instead of remap_type.
27699 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27702 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27703 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27705 2009-03-03 Richard Guenther <rguenther@suse.de>
27707 PR middle-end/39272
27708 * tree.c (tree_nonartificial_location): New function.
27709 * tree.h (tree_nonartificial_location): Declare.
27710 * builtins.c (expand_builtin_memory_chk): Provide location
27711 of the call location for artificial function pieces.
27712 (maybe_emit_chk_warning): Likewise.
27713 (maybe_emit_sprintf_chk_warning): Likewise.
27714 (maybe_emit_free_warning): Likewise.
27715 * expr.c (expand_expr_real_1): Likewise.
27717 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27719 PR tree-optimization/39343
27720 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27721 COMPONENT_REF t has ARRAY_TYPE.
27723 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27725 PR middle-end/39335
27726 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
27727 when the type precision of the induction variable should be
27728 larger than the type precision of nit.
27729 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
27730 * graphite.c (graphite_loop_normal_form): Same.
27731 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
27733 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27735 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
27736 (*call_1_rex64_ms_sysv): Use named constants instead of magic
27737 numbers to describe clobbered registers.
27738 (*call_value_0_rex64_ms_sysv): Ditto.
27739 * config/i386/mmx.md (mmx_emms): Ditto.
27740 (mmx_femms): Ditto.
27742 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
27744 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27747 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27749 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27750 (spu_section_type_flags): New function.
27752 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27754 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27755 reg_class_contents of FLOAT_REGS into a temporary.
27757 2009-03-02 Richard Guenther <rguenther@suse.de>
27758 Ira Rosen <irar@il.ibm.com>
27760 PR tree-optimization/39318
27761 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27762 information to the vectorized statement.
27764 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27766 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27767 variable. Use defined names instead of magic constants for REX SSE
27770 2009-03-01 Richard Guenther <rguenther@suse.de>
27772 PR tree-optimization/39331
27773 * omp-low.c (lower_send_shared_vars): Do not receive new
27774 values for the reference of DECL_BY_REFERENCE parms or results.
27776 2009-03-01 Jan Hubicka <jh@suse.cz>
27779 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27780 BLOCK_NONLOCALIZED_VAR): New macros.
27781 (tree_block): Add nonlocalized_vars.
27782 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27783 gen_decl_die): Add origin argument. Allow generation of die with
27784 origin at hand only.
27785 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27786 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27788 (gen_block_die): Fix checking for unused blocks.
27789 (process_scope_var): Break out from .... ; work with origins only.
27790 (decls_for_scope) ... here; process nonlocalized list.
27791 (dwarf2out_ignore_block): Look for nonlocalized vars.
27792 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27794 (dump_scope_block): Dump them.
27795 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27796 (remap_block): Likewise.
27797 (can_be_nonlocal): New predicate.
27798 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27800 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27802 * configure: Regenerate.
27804 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27806 * optc-gen.awk: No need to duplicate option flags twice.
27807 Reuse help texts for duplicate options which do not have any.
27809 * gcc.c (display_help): Document --version.
27811 * gcc.c (main): If print_help_list and verbose_flag, ensure
27812 driver output comes before subprocess output.
27814 * optc-gen.awk: Assign all remaining fields to help string,
27815 space-separated, for multi-line help in *.opt.
27817 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27818 -Wno-pedantic-ms-format is for MinGW targets only.
27820 * doc/options.texi (Option file format): Fix bad indentation,
27821 restoring dropped sentence.
27823 2009-02-28 Jan Hubicka <jh@suse.cz>
27825 * tree-inline.c (tree_function_versioning): Output debug info.
27827 2009-02-28 Jan Hubicka <jh@suse.cz>
27830 * tree-inline.c (setup_one_parameter): Do not copy propagate
27831 arguments when not optimizing.
27833 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27836 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27837 (avx_addsubv4df3): Likewise.
27838 (*avx_addsubv4sf3): Likewise.
27839 (sse3_addsubv4sf3): Likewise.
27840 (*avx_addsubv2df3): Likewise.
27841 (sse3_addsubv2df3): Likewise.
27842 (avx_unpckhps256): Correct item selectors.
27843 (avx_unpcklps256): Likewise.
27844 (avx_unpckhpd256): Likewise.
27845 (avx_unpcklpd256): Likewise.
27847 2009-02-28 Jan Hubicka <jh@suse.cz>
27849 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27851 (copy_arguments_for_versioning): If var is declared don't declare it.
27852 (tree_function_versioning): First setup substitutions and then copy
27855 2009-02-27 Jan Hubicka <jh@suse.cz>
27858 * cgraph.h (varpool_output_debug_info): Remove.
27859 * cgraphunit.c (varpool_output_debug_info): Remove.
27860 * dwarf2out.c (deferred_locations_struct): New struct
27861 (deferred_locations): New type.
27862 (deferred_locations_list): New static var.
27863 (deffer_location): New function.
27864 (gen_variable_die): Use it.
27865 (decls_for_scope): Output info on local static vars.
27866 (dwarf2out_finish): Process deferred locations.
27867 * varpool.c (varpool_output_debug_info): Remove.
27869 2009-02-27 Jan Hubicka <jh@suse.cz>
27872 * tree.h (TREE_PROTECTED): Fix comment.
27873 (BLOCK_HANDLER_BLOCK): Remove.
27874 (struct tree_block): Remove handler_block add body_block.
27875 (inlined_function_outer_scope_p): New.
27876 (is_body_block): Remove.
27877 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27878 * dwarf2out.c (is_inlined_entry_point): Remove.
27879 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27880 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27882 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27883 * gimplify.c (gimplify_expr): Gimplify body blocks.
27884 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27885 block with multiple subblocks.
27886 (dump_scope_block): Prettier output; dump more flags and info.
27887 (dump_scope_blocks): New.
27888 (remove_unused_locals): Use dump_scope_blocks.
27889 * tree-flow.h (dump_scope_blocks): Declare.
27890 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27891 * stmt.c (is_body_block): Remove.
27892 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27893 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27895 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27897 PR middle-end/39308
27898 * graphite.c (graphite_loop_normal_form): Do not call
27899 number_of_iterations_exit from a gcc_assert.
27901 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27903 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27904 jumps if COND is NULL.
27905 (find_cond_jump): New function.
27906 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27907 * config/s390/s390.md: Remove z10_cobra attribute value.
27909 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27911 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27912 force_const_mem returns NULL_RTX.
27914 2009-02-26 Jan Hubicka <jh@suse.cz>
27917 * cgraph.h (varpool_output_debug_info): Remove.
27918 * cgraphunit.c (varpool_output_debug_info): Remove.
27919 * dwarf2out.c (deferred_locations_struct): New struct
27920 (deferred_locations): New type.
27921 (deferred_locations_list): New static var.
27922 (deffer_location): New function.
27923 (gen_variable_die): Use it.
27924 (decls_for_scope): Output info on local static vars.
27925 (dwarf2out_finish): Process deferred locations.
27926 * varpool.c (varpool_output_debug_info): Remove.
27928 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27930 PR rtl-optimization/39241
27931 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27932 to subreg_offset_representable_p.
27934 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27936 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27937 execute function prototype. Get f and nregs from max_reg_num
27938 and get_insns. Remove the first backward pass as it's dead,
27939 guard the forward pass by flag_expensive_optimizations.
27940 (rest_of_handle_regmove): Delete.
27941 (pass_regmove): Replace it with regmove_optimize.
27943 2009-02-25 Martin Jambor <mjambor@suse.cz>
27945 PR tree-optimization/39259
27946 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27947 calls_alloca function flags.
27948 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27949 calls are detected.
27951 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27953 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27954 flags_set_1_rtx, flags_set_1_set): Delete.
27955 (regmove_optimize): Do not call mark_flags_life_zones.
27957 2009-02-24 Julian Brown <julian@codesourcery.com>
27960 * config/arm/arm.c (require_pic_register): Only set
27961 cfun->machine->pic_reg once per function.
27963 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27965 * doc/invoke.texi (Link Options): Document an easier way to pass
27966 options that take arguments to the GNU linker using -Xlinker and -Wl.
27968 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27971 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27973 2009-02-24 Richard Guenther <rguenther@suse.de>
27976 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27978 2009-02-24 Richard Guenther <rguenther@suse.de>
27979 Zdenek Dvorak <ook@ucw.cz>
27981 PR tree-optimization/39233
27982 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27983 from converting them to a generic type.
27985 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27987 PR tree-optimization/39260
27988 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27989 contains a condition with a real type.
27990 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27992 2009-02-23 Jason Merrill <jason@redhat.com>
27995 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27996 narrowing_initializer_constant_valid_p.
27997 (narrowing_initializer_constant_valid_p): Don't return
27998 null_pointer_node for adding a pointer to itself.
28000 2009-02-23 Jan Hubicka <jh@suse.cz>
28003 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28006 2009-02-23 Jan Hubicka <jh@suse.cz>
28008 PR tree-optimization/37709
28009 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28010 * tree.h (block_ultimate_origin): Declare.
28011 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28012 * tree-ssa-live.c (remove_unused_scope_block_p):
28013 Eliminate blocks containig no instructions nor live variables nor
28015 (dump_scope_block): New function.
28016 (remove_unused_locals): Enable removal of dead blocks by default;
28017 enable dumping at TDF_DETAILS.
28019 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28021 * config/i386/i386.c (classify_argument): Don't allow COImode
28023 (function_arg_advance_32): Don't allow OImode.
28024 (function_arg_32): Likewise.
28025 (function_value_32): Likewise.
28026 (return_in_memory_32): Likewise.
28027 (function_arg_64): Remove OImode comment.
28029 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28032 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28033 ix86_expand_vector_set for V4DImode in 64bit mode only.
28034 (ix86_expand_vector_init_one_var): Likewise.
28036 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28038 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28040 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28043 * loop-iv.c: Revert last change.
28044 * emit-rtl.c: Likewise.
28046 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28049 * config/i386/i386.c (type_natural_mode): Remove an extra
28050 space in the warning message.
28051 (function_value_32): Handle 32-byte vector modes.
28052 (return_in_memory_32): Likewise.
28054 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28056 * loop-iv.c (truncate_value): New function.
28057 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28059 (lowpart_subreg): Move to...
28060 * emit-rtl.c: ...here.
28062 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28064 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28065 accidental and undocumented change at revision 140860.
28067 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28069 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28070 take gimple_seq * arguments.
28071 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28072 types_compatible_p langhook.
28074 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28075 Joseph Myers <joseph@codesourcery.com>
28077 * config/arm/arm.c (arm_builtin_va_list): New function.
28078 (arm_expand_builtin_va_start): Likewise.
28079 (arm_gimplify_va_arg_expr): Likewise.
28080 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28081 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28082 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28083 (va_list_type): New variable.
28084 (arm_mangle_type): Mangle va_list_type appropriately.
28086 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28088 PR middle-end/39157
28089 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28090 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28091 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28092 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28093 parameter to 1000 for -O1 by default.
28094 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28096 * loop-invariant.c: Include params.h.
28097 (move_loop_invariants): Don't call move_single_loop_invariants on
28100 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28102 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28103 offset when calculating bounds for indexing stack_usage_map. Fixes
28104 a buffer overflow with certain target setups.
28106 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28109 * calls.c (expand_call): Clear try_tail_call if caller and callee
28110 disagree in promotion of function return value.
28112 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28115 * c-common.c (c_determine_visibility): If visibility changed and
28116 DECL_RTL has been already set, call make_decl_rtl to update symbol
28119 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28122 * varasm.c (assemble_variable): Don't check DECL_NAME when
28123 globalizing a variable.
28125 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28128 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28129 expression before any __builtin_trap call.
28130 * c-typeck.c (build_function_call): Convert and check function
28131 arguments before generating a call to a trap. Evaluate the
28132 function arguments before the trap.
28134 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28137 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28138 (UNSPEC_FXAM_MEM): New unspec.
28139 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28140 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28141 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28143 2009-02-19 Richard Guenther <rguenther@suse.de>
28145 PR tree-optimization/39207
28146 PR tree-optimization/39074
28147 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28148 storedanything_tree): New.
28149 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28150 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28151 (build_succ_graph): Add edges from STOREDANYTHING to all
28153 (init_base_vars): Initialize STOREDANYTHING.
28154 (compute_points_to_sets): Free substitution info after
28155 building the succ graph.
28156 (ipa_pta_execute): Likewise.
28158 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28160 (do_ds_constraint): Do not add to special var or non-pointer
28162 (type_could_have_pointers): Split out from ...
28163 (could_have_pointers): ... here. For arrays use the element type.
28164 (create_variable_info_for): Initialize may_have_pointers.
28165 (new_var_info): Likewise.
28166 (handle_lhs_call): Make the HEAP variable unknown-sized.
28167 (intra_create_variable_infos): Use a type with pointers for
28168 PARM_NOALIAS, make it unknown-sized.
28170 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28173 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28175 2009-02-18 Jason Merrill <jason@redhat.com>
28178 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28179 value if DECL_EXTERNAL.
28180 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28181 * target.h (gcc_target::binds_local_p): Clarify "module".
28182 * tree.h (TREE_PUBLIC): Clarify "module".
28184 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28187 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28188 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28190 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28193 * c.opt (Wabi): Support C and ObjC.
28196 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28198 * config/i386/i386.c (classify_argument): Warn once about the ABI
28199 change when passing union with long double.
28201 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28203 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28206 * c-parser.c (c_parser_compound_statement): Always enter and leave
28209 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28212 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28214 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28216 PR tree-optimization/36922
28217 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28218 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28221 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28223 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28226 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28228 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28230 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28232 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28235 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28236 Richard Sandiford <rdsandiford@googlemail.com>
28238 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28239 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28240 (loongson_biadd): ...this.
28242 2009-02-17 Richard Guenther <rguenther@suse.de>
28244 PR tree-optimization/39202
28245 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28246 a var make sure to follow existing collapses.
28248 2009-02-17 Richard Guenther <rguenther@suse.de>
28250 PR middle-end/39214
28251 * langhooks.c (lhd_print_error_function): Check for NULL block.
28253 2009-02-17 Richard Guenther <rguenther@suse.de>
28255 PR tree-optimization/39204
28256 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28259 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28261 * config/soft-fp/double.h: Update from glibc CVS.
28263 2009-02-17 Richard Guenther <rguenther@suse.de>
28265 PR tree-optimization/39207
28266 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28267 strict-aliasing warnings for pointers pointing to NULL.
28269 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28272 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28273 skipping until next close brace.
28275 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28278 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28279 to function argument boundary.
28281 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28283 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28284 in the lea_add. Reload eventually constraints it properly.
28285 * config/picochip/constraints.md: Remove the target constraint
28286 "b", since it is not needed anymore.
28288 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28290 * gthr-dce.h: Uglify function parameter and local variable names.
28291 * gthr-gnat.h: Likewise.
28292 * gthr-mipssde.h: Likewise.
28293 * gthr-nks.h: Likewise.
28294 * gthr-posix95.h: Likewise.
28295 * gthr-posix.h: Likewise.
28296 * gthr-rtems.h: Likewise.
28297 * gthr-single.h: Likewise.
28298 * gthr-solaris.h: Likewise.
28299 * gthr-tpf.h: Likewise.
28300 * gthr-vxworks.h: Likewise.
28301 * gthr-win32.h: Likewise.
28303 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28306 * config/i386/i386.md: Restrict the new peephole2 to move
28307 between MMX/SSE registers.
28309 2009-02-15 Richard Guenther <rguenther@suse.de>
28312 2009-02-13 Richard Guenther <rguenther@suse.de>
28314 * configure.ac: Enable LFS.
28315 * configure: Re-generate.
28316 * config.in: Likewise.
28318 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28320 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28321 spu_srqwbyte, spu_srqwbytebc): Define.
28322 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28323 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28324 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28325 "shrqby_<mode>"): New insn-and-split patterns.
28326 * config/spu/spu.c (expand_builtin_args): Determine and return
28327 number of operands using spu_builtin_description data.
28328 (spu_expand_builtin_1): Use it.
28330 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28333 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28336 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28339 * config/i386/i386.c (override_options): Correct warning
28340 messages for -malign-loops, -malign-jumps and -malign-functions.
28342 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28345 * config/i386/i386.md: Restrict the new peephole2 to move
28346 between the general purpose registers.
28348 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28351 * config/i386/i386.c (type_natural_mode): Add a new argument.
28352 Return the original mode and warn ABI change if vector size is 32byte.
28353 (function_arg_advance): Updated.
28354 (function_arg): Likewise.
28355 (ix86_function_value): Likewise.
28356 (ix86_return_in_memory): Likewise.
28357 (ix86_sol10_return_in_memory): Likewise.
28358 (ix86_gimplify_va_arg): Likewise.
28359 (function_arg_32): Don't warn ABX ABI change here.
28360 (function_arg_64): Likewise.
28362 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28364 * loop-iv.c (implies_p): In the final case, test that operands 0
28365 of the two comparisons match.
28367 * config/bfin/bfin.c (find_prev_insn_start): New function.
28368 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28369 (find_next_insn_start): Move.
28371 2009-02-13 Richard Guenther <rguenther@suse.de>
28373 * configure.ac: Enable LFS.
28374 * configure: Re-generate.
28375 * config.in: Likewise.
28377 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28380 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28381 sizes on syntax error after some arguments have been parsed.
28383 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28385 * doc/invoke.texi (-fira): Remove.
28387 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28389 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28390 * recog.c: Likewise.
28393 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28395 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28396 (umul_ppmm): Likewise.
28397 (count_leading_zeros): Likewise.
28398 (count_trailing_zeros): Likewise.
28399 (UMUL_TIME): Likewise.
28401 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28403 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28404 soft-fp/t-softfp to tmake_file.
28406 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28407 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28408 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28409 IA64_BUILTIN_INFQ]: New.
28410 (ia64_init_builtins): Initialize __builtin_infq,
28411 __builtin_fabsq and __builtin_copysignq if not HPUX.
28412 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28413 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28415 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28417 (__fixtfti): Likewise.
28418 (__fixunstfti): Likewise.
28419 (__floattitf): Likewise.
28421 * config/ia64/libgcc-glibc.ver: New.
28422 * config/ia64/t-fprules-softfp: Likewise.
28423 * config/ia64/sfp-machine.h: Likewise.
28425 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28426 (LIBGCC2_TF_CEXT): Likewise.
28427 (TF_SIZE): Likewise.
28428 (TARGET_INIT_LIBFUNCS): Likewise.
28430 * config/ia64/t-glibc (SHLINB_MAPFILES):
28431 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28433 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28435 * config/i386/i386.c (construct_container): Rewrite processing
28436 BLKmode with X86_64_SSE_CLASS.
28438 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28441 * config/i386/i386.md: Replace simplify_replace_rtx with
28442 replace_rtx in the new peephole2.
28444 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28446 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28447 loop unrolling do not happen at -O2.
28449 2009-02-12 Michael Matz <matz@suse.de>
28451 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28453 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28455 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28458 2009-02-12 Ben Elliston <bje@au.ibm.com>
28460 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28461 patterns when updating the back chain. Missed in the 2009-02-10
28464 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28466 * doc/extend.texi (Decimal Floating Types): Update identifier of
28467 draft TR and list of missing support.
28469 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28471 PR middle-end/39154
28472 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28473 bit to variable length decl's flags, add it also to its
28474 pointer replacement variable.
28476 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28477 Jakub Jelinek <jakub@redhat.com>
28480 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28481 (memory_blockage): New expander.
28482 (*memory_blockage): New insn pattern.
28483 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28484 instead of general blockage at the end of function prologue when
28485 frame pointer is used to access red zone area. Do not emit blockage
28486 when profiling, it is emitted in generic code.
28487 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28488 function epilogue when frame pointer is used to access red zone area.
28490 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28493 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28494 by arithmetic with memory operands.
28495 * config/i386/predicates.md (commutative_operator): New.
28497 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28499 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28502 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28504 * alias.h (record_alias_subset): Declare.
28505 * alias.c (record_alias_subset): Make global.
28507 2009-02-10 Nick Clifton <nickc@redhat.com>
28509 * tree-parloops.c: Change license to GPLv3.
28510 * ipa-struct-reorg.c: Change license to GPLv3.
28511 * ipa-struct-reorg.h: Change license to GPLv3.
28513 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28516 * c-decl.c (start_struct): Return NULL on error.
28518 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28520 PR middle-end/39124
28521 * cfgloopmanip.c (remove_path): Call remove_bbs after
28522 cancel_loop_tree, not before it.
28525 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28526 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28527 VAR_DECLs were seen.
28528 * tree-ssa-live.c (remove_unused_locals): Recompute
28529 cfun->has_local_explicit_reg_vars.
28530 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28531 copies or clearings if cfun->has_local_explicit_reg_vars.
28533 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28536 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28537 of function prologue when frame pointer is used to access
28540 2009-02-10 Richard Guenther <rguenther@suse.de>
28542 PR middle-end/39127
28543 * gimplify.c (gimple_regimplify_operands): Always look if
28544 we need to create a temporary.
28546 2009-02-10 Richard Guenther <rguenther@suse.de>
28548 PR tree-optimization/39132
28549 * tree-loop-distribution.c (todo): New global var.
28550 (generate_memset_zero): Trigger TODO_rebuild_alias.
28551 (tree_loop_distribution): Return todo.
28553 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28556 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28557 (x86_64_reg_class_name): Removed.
28558 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28559 first one isn't X86_64_SSE_CLASS or any other ones aren't
28560 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28561 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28562 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28563 and 3 X86_64_SSEUP_CLASS.
28564 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28565 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28567 2009-02-10 Ben Elliston <bje@au.ibm.com>
28569 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28570 form instruction to update the stack back chain word, even if the
28571 user has disabled the generation of update instructions.
28572 (movdi_<mode>_update_stack): New.
28573 (movsi_update_stack): Likewise.
28574 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28575 always use an update form instruction to update the stack back
28578 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28580 PR middle-end/38953
28581 * graphite.c (if_region_set_false_region): After moving a region in
28582 the false branch of a condition, remove the empty dummy basic block.
28583 (gloog): Remove wrong fix for PR38953.
28585 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28587 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28588 generation due to implicit sign extension.
28590 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
28592 PR middle-end/38981
28593 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28594 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28596 2009-02-09 Richard Guenther <rguenther@suse.de>
28598 PR middle-end/35202
28599 * convert.c (convert_to_real): Disable (float)fn((double)x)
28600 to fnf(x) conversion if errno differences may occur and
28601 -fmath-errno is set.
28603 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28605 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28606 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28607 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28609 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28612 * c-common.c (handle_alias_attribute): Disallow attribute for
28613 anything not a FUNCTION_DECL or VAR_DECL.
28615 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28618 * real.c (do_compare): Special-case compare of zero against
28619 decimal float value.
28621 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28624 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28625 as indicating flexible array members unless the field itself is
28626 being declarared as the incomplete array.
28628 2009-02-06 Jan Hubicka <jh@suse.cz>
28630 PR tree-optimization/38844
28631 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28632 is already inlined.
28634 2009-02-06 Richard Guenther <rguenther@suse.de>
28636 PR middle-end/38977
28637 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28638 fork because we may expand it as __gcov_fork.
28640 2009-02-06 Nick Clifton <nickc@redhat.com>
28642 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28644 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28646 PR tree-optimization/35659
28647 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28648 vn_phi_eq): Shortcut if hashcode does not match.
28649 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28651 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28652 and avoid iterative_hash_expr.
28653 (FOR_EACH_VALUE_ID_IN_SET): New.
28654 (value_id_compare): Remove.
28655 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28656 sort expressions by value id.
28658 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28661 * config/sh/predicates.md (general_movsrc_operand): Don't check
28662 the subreg of system registers here.
28664 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28667 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28668 on the copied decl.
28670 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28672 PR rtl-optimization/39110
28673 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28674 addresses, not aligned ones.
28676 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
28677 Richard Guenther <rguenther@suse.de>
28679 PR tree-optimization/39100
28680 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28681 comment says and add edges.
28683 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28686 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28687 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28689 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28691 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28692 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28693 register_bb_in_sese, new_sese, free_sese): Moved.
28694 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28695 outermost_loop_in_scop, build_scop_iteration_domain,
28696 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28697 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28698 Use loop_in_sese_p instead of loop_in_scop_p.
28699 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28700 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28701 (scopdet_basic_block_info): Fix bug in scop detection.
28702 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28703 eq_loop_to_cloog_loop): Remove.
28704 (nb_loops_around_loop_in_scop, nb_loop
28705 ref_nb_loops): Moved here...
28706 * graphite.h (ref_nb_loops): ... from here.
28707 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28708 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28709 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28711 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28712 Hans-Peter Nilsson <hp@axis.com>
28714 PR rtl-optimization/37889
28715 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28716 Move offset handling from PLUS to before the switch. Use new
28717 arguments when considering SYMBOL_REFs too.
28718 (rtx_addr_can_trap_p): Pass dummy offset and size.
28719 (enum may_trap_p_flags): Remove.
28720 (may_trap_p_1): Pass size from MEM_SIZE.
28722 PR rtl-optimization/38921
28723 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28724 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28725 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28726 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
28728 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
28730 AVX Programming Reference (January, 2009)
28731 * config/i386/sse.md (*vpclmulqdq): New.
28733 2009-02-04 Jakub Jelinek <jakub@redhat.com>
28735 PR tree-optimization/38977
28736 PR gcov-profile/38292
28737 * calls.c (special_function_p): Disregard __builtin_ prefix.
28739 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
28741 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
28742 non-indexable addresses even before reload.
28744 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28747 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28748 as having variable size. Do not give an error for unnamed
28749 parameters with [*] declarators. Give a warning for type names
28750 with [*] declarators and mark them as variable size.
28751 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28752 for sizeof applied to [*] type names.
28754 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28757 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28759 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28761 * gcc.c (process_command): Update copyright notice dates.
28762 * gcov.c (print_version): Likewise.
28763 * gcov-dump.c (print_version): Likewise.
28764 * mips-tfile.c (main): Likewise.
28765 * mips-tdump.c (main): Likewise.
28767 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28770 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28771 for composite type involving a zero-length array type.
28773 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28776 * function.c (match_asm_constraints_1): Skip over
28777 initial optional % in the constraint.
28779 PR inline-asm/39059
28780 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28781 supported, don't accept FIXED_CSTs.
28782 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28783 and _Sat is used without _Fract/_Accum. Set specs->type to
28784 integer_type_node for cts_fract/cts_accum if fixed point is not
28787 2009-02-02 Catherine Moore <clm@codesourcery.com>
28789 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28791 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28793 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28794 (ABI_HAS_64BIT_SYMBOLS): Use it.
28795 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28797 2009-02-02 Paul Brook <paul@codesourcery.com>
28799 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28801 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28803 PR inline-asm/39058
28804 * recog.h (asm_operand_ok): Add constraints argument.
28805 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28806 recurse on matching constraint.
28807 (check_asm_operands): Pass constraints as 3rd argument to
28808 asm_operand_ok. Don't look up matching constraint here.
28809 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28812 2009-02-02 Ben Elliston <bje@au.ibm.com>
28814 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28815 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28817 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28819 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28820 information. Remove some obsolete information. Reorganize.
28822 * config/pa/fptr.c: Revert license to GPL 2.
28823 * config/pa/milli64.S: Likewise.
28825 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28828 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28829 LIBRARY name in, instead of hard-coding it.
28830 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28831 extra target make frag to tmake_files according to EH model.
28832 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28833 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28834 frags that define makefile variable EH_MODEL appropriately.
28835 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28836 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28837 to "-sjlj" according to type of EH configured.
28838 (LIBGCC_SONAME): Concatenate it to shared library base name.
28839 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28840 to "_sjlj" according to type of EH configured.
28841 (LIBGCC_SONAME): Concatenate it to shared library base name.
28842 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28843 (SHLIB_LINK): Add missing semicolon to if-else construct.
28844 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28845 string value of "pe_dll" command-line option.
28846 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28847 (SHLIB_SONAME): Use it when overriding t-cygming default.
28848 (SHLIB_IMPLIB): Override t-cygming default.
28849 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28850 string value of "pe_dll" command-line option.
28852 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28855 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28856 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28858 2009-01-31 Richard Guenther <rguenther@suse.de>
28860 PR tree-optimization/38937
28861 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28862 computing the transitive closure.
28864 2009-01-30 Richard Guenther <rguenther@suse.de>
28866 PR tree-optimization/39041
28867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28868 Propagate variable indices only if the types match for this stmt.
28870 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28873 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28874 inline but never defined.
28876 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28878 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28879 (*insv_h_di_reg_extimm): New insn.
28880 (*insv_l<mode>_reg_extimm): New insn.
28882 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28884 * config/picochip/picochip.c (flag_conserve_stack): set
28885 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28886 fconserve-stack. Reduce call-overhead used by inliner.
28888 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28891 * common.opt (flag_conserve_stack): Initialised to zero.
28893 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28896 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28897 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28900 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28902 * ira-color.c (allocno_reload_assign): Update comments.
28903 * regmove.c (regmove_optimize): Likewise.
28907 2009-01-29 Robert Millan <rmh@aybabtu.com>
28909 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28910 * config/i386/kopensolaris-gnu.h: New file. Undefine
28911 `MD_UNWIND_SUPPORT'.
28912 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28914 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28916 PR tree-optimization/39007
28917 * tree-loop-distribution.c (generate_builtin): Use
28918 recompute_dominator to compute the immediate dominator of the
28919 basic block just after the loop.
28921 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28923 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28924 (ASM_OUTPUT_DWARF_PCREL): Define.
28926 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28928 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28929 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28930 global. Modify entries about regmove and IRA.
28932 * ra-conflict.c: Remove the file.
28934 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28936 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28937 (pass_regclass_init): Rename to pass_reginfo_init.
28939 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28941 * toplev.h (flag_ira): Remove.
28943 * caller-save.c (setup_save_areas): Remove flag_ira.
28945 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28947 * global.c: Remove the file.
28949 * opts.c (decode_options): Remove flag_ira.
28951 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28953 * regmove.c: Modify file description.
28954 (find_use_as_address, try_auto_increment): Define them only if
28955 AUTO_INC_DEC is defined.
28956 (replacement_quality, replace_in_call_usage, fixup_match_1,
28957 stable_and_no_regs_but_for_p): Remove.
28958 (reg_set_in_bb): Make it static.
28959 (regmove_optimize): Remove flag_ira and code which worked for
28962 * local-alloc.c: Remove the file.
28964 * common.opt (fira): Remove.
28966 * ira.c: Include except.h.
28967 (eliminable_regset): Move from global.c.
28968 (mark_elimination): Ditto. Remove flag_ira.
28969 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28970 equiv_mem_modified, validate_equiv_mem_from_store,
28971 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28972 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28973 no_equiv, recorded_label_ref): Move from local-alloc.c.
28974 (update_equiv_regs): Ditto. Make it static.
28975 (print_insn_chain, print_insn_chains): Move it from global.c.
28976 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28977 (build_insn_chain): Ditto. Make it static.
28978 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28979 Rename to init_live_subregs.
28980 (gate_ira): Remove flag_ira.
28982 * regclass.c: Rename reginfo.c. Change file description.
28983 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28984 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28985 (init_reg_sets_1): Remove code for evaluation of
28986 reg_class_superclasses and losing_caller_save_reg_set.
28987 (init_regs): Remove init_reg_autoinc.
28988 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28989 ok_for_base_p_nonstrict): Remove.
28990 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28991 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28992 corresponding entries.
28993 (dump_regclass, record_operand_costs, scan_one_insn,
28994 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28995 record_address_regs, auto_inc_dec_reg_p): Remove.
28996 (gt-regclass.h): Rename to gt-reginfo.h.
28998 * rtl.h (dump_global_regs, retry_global_alloc,
28999 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29001 * Makefile.in (RA_H): Remove.
29002 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29003 Rename regclass.o to reginfo.o.
29004 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29006 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29007 (GTFILES): Rename regclass.c to reginfo.c.
29009 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29010 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29012 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29013 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29015 (finish_spills): Ditto. Remove code for !flag_ira.
29017 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29019 PR middle-end/35854
29020 * doc/invoke.texi (rtl debug options): Complete rewrite.
29021 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29023 * mode-switching.c (pass_mode_switching): Rename pass from
29024 "mode-sw" to "mode_sw".
29025 * except.c (pass_convert_to_eh_ranges): Rename pass from
29026 "eh-ranges" to "eh_ranges".
29027 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29031 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29032 Alexander Monakov <amonakov@ispras.ru>
29034 PR middle-end/38857
29035 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29037 (move_exprs_to_boundary): Change return type and pass through
29038 should_move from move_op. Relax assert. Update usage ...
29039 (schedule_expr_on_boundary): ... here. Use should_move instead of
29041 (move_op_orig_expr_found): Indicate that insn was disconnected from
29043 (code_motion_process_successors): Do not call after_merge_succs
29044 callback if original expression was not found when traversing any of
29046 (code_motion_path_driver): Change return type. Update prototype.
29047 (move_op): Update comment. Add a new parameter (should_move). Update
29048 prototype. Set *should_move based on indication provided by
29049 move_op_orig_expr_found.
29051 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29053 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29054 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29055 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29056 * config/rs6000/rs6000.c (rs6000_override_options): Default
29057 avoid-indexed-addresses on for Power6, off for everything else.
29058 (avoiding_indexed_address_p): New function.
29059 (rs6000_legitimize_address): Use it.
29060 (rs6000_legitimate_address): Likewise.
29061 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29063 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29065 PR tree-optimization/38997
29066 * tree-loop-distribution.c (generate_memset_zero): Use
29067 POINTER_PLUS_EXPR for a pointer addition.
29069 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29071 * config/s390/s390.md (bswap<mode>2): New pattern added.
29073 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29075 * config/s390/s390.md (*tls_load_31): Added type attribute.
29077 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29079 * config/s390/s390.md: Fix a few comments.
29081 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29083 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29084 (*tm<mode>_full): Fixed z10prop attribute.
29085 (*tst<mode>_extimm): Fixed z10prop attribute.
29086 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29087 (*tstqiCCT_cconly): Fixed z10prop attribute.
29088 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29089 (*movsi_larl): Fixed z10prop attribute.
29090 (*movsi_zarch): Fixed z10prop attribute.
29091 (*movsi_eas): Fixed z10prop attribute.
29092 (*movhi): Fixed z10prop attribute.
29093 (*movqi): Fixed z10prop attribute.
29094 (*movstrictqi): Fixed z10prop attribute.
29095 (*mov<mode>): Fixed z10prop attribute.
29096 (*movcc): Fixed z10prop attribute.
29097 (*sethighpartdi_64): Fixed z10prop attribute.
29098 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29099 (*negdi2_sign_cc): Fixed z10prop attribute.
29100 (*negdi2_sign): Fixed z10prop attribute.
29101 (*absdi2_sign_cc): Fixed z10prop attribute.
29102 (*absdi2_sign): Fixed z10prop attribute.
29103 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29104 (*negabsdi2_sign): Fixed z10prop attribute.
29105 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29106 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29107 (doloop_si64): Fixed z10prop attribute.
29108 (doloop_si31): Fixed z10prop attribute.
29109 (doloop_long): Fixed z10prop attribute.
29110 (indirect_jump): Fixed z10prop attribute.
29111 (nop): Fixed z10prop attribute.
29112 (main_base_64): Fixed z10prop attribute.
29113 (reload_base_64): Fixed z10prop attribute.
29115 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29117 PR rtl-optimization/38740
29118 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29120 * config/mips/mips.c (mips_reorg): Likewise.
29122 2009-01-28 Richard Guenther <rguenther@suse.de>
29124 PR tree-optimization/38926
29125 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29126 with the correct value id to a value.
29127 (do_regular_insertion): Use the value number of edoubleprime
29128 for the value number of the expr.
29131 2008-08-21 Richard Guenther <rguenther@suse.de>
29133 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29134 a PHI ask VN if it is already available.
29135 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29136 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29138 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29140 PR middle-end/38934
29141 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29142 set to varying whenever max has TREE_OVERFLOW set, similarly
29143 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29145 2009-01-28 Richard Guenther <rguenther@suse.de>
29147 PR middle-end/38908
29148 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29149 uninitialized aggregate uses in call arguments.
29151 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29153 PR tree-optimization/38984
29154 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29155 the nothing_id variable if -fno-delete-null-pointer-checks.
29157 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29160 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29161 (set_got_offset_rex64): Ditto.
29163 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29166 * doc/extend.texi: Improve local variable with asm reg.
29168 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29170 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29171 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29172 was not supplied then set warn_packed_bitfield_compat to the
29173 default value of 1.
29174 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29177 2009-01-27 Richard Guenther <rguenther@suse.de>
29179 PR tree-optimization/38503
29180 * cfgexpand.c (expand_gimple_basic_block): Ignore
29181 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29182 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29183 variables that cannot have TBAA applied.
29184 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29187 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29189 PR middle-end/38969
29190 * calls.c (initialize_argument_information): Do not wrap complex
29191 arguments in SAVE_EXPR.
29193 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29195 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29196 (INSTALL_LIBGCC): Revert typo commit.
29198 2009-01-26 Richard Guenther <rguenther@suse.de>
29200 PR tree-optimization/38745
29201 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29202 from special handling.
29204 2009-01-26 Richard Guenther <rguenther@suse.de>
29206 PR tree-optimization/38745
29207 * tree-ssa.c (execute_update_addresses_taken): Do not include
29208 variables that cannot possibly be a register in not_reg_needs.
29209 Do not clear TREE_ADDRESSABLE on vars that may not become
29211 * tree-ssa.c (update_alias_info_1): Include those in the set
29212 of addressable vars.
29214 2009-01-26 Richard Guenther <rguenther@suse.de>
29216 PR middle-end/38851
29217 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29218 * tree-ssa-dse.c: Include langhooks.h
29219 (execute_simple_dse): Remove stores with zero size.
29221 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29224 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29227 2009-01-24 Julian Brown <julian@codesourcery.com>
29229 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29230 config/arm/linux-atomic.c.
29231 * config/arm/linux-atomic.c: New.
29233 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29235 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29236 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29237 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29239 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29242 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29245 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29247 PR tree-optimization/38953
29248 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29249 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29250 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29251 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29254 2009-01-24 Paul Brook <paul@codesourcery.com>
29256 * config/arm/neon.md (neon_type): Move to arm.md.
29257 (neon_mov<VSTRUCT>): Add neon_type attribute.
29258 * config/arm/arm.md (neon_type): Move to here.
29259 (conds): Add "unconditioal" and use as default for NEON insns.
29261 2009-01-24 Ben Elliston <bje@au.ibm.com>
29263 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29264 void *' warning from -Wc++-compat.
29265 * Makefile.in (dominance.o-warn): Remove.
29267 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29269 PR tree-optimization/38932
29270 * fold-const.c (fold_unary_ignore_overflow): New.
29271 * tree.h (fold_unary_ignore_overflow): Declare.
29272 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29273 * tree-ssa-sccvn.c (visit_reference_op_load,
29274 simplify_unary_expression): Likewise.
29276 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29278 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29279 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29280 regardless of their type.
29281 * c-common.c (handle_packed_attribute): Don't ignore packed on
29283 * c.opt (Wpacked-bitfield-compat): New warning option.
29284 * stor-layout.c (place_field): Warn if offset of a field changed.
29285 * doc/extend.texi (packed): Mention the ABI change.
29286 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29287 (Warning Options): Add it to the list.
29289 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29291 * c-opts.c (c_common_post_options): Fix a typo in comments.
29293 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29295 PR middle-end/38615
29296 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29297 variables to static.
29298 * doc/invoke.texi (-fmerge-all-constants): Update description.
29300 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29303 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29304 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29306 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29308 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29310 (LOCAL_ALIGNMENT): Similarly.
29312 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29313 Joseph Myers <joseph@codesourcery.com>
29315 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29316 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29317 * config/arm/arm-tune.md: Regenerate.
29318 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29321 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29323 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29324 version number to five.
29326 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29329 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29330 * c-common.c (set_underlying_type): Likewise.
29331 (is_typedef_decl ): Likewise
29333 (set_underlying_type): Likewise.
29334 (is_typedef_type): Likewise.
29336 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29338 PR middle-end/38587
29339 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29342 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29345 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29346 (LIBGCC_SPEC): Don't define.
29347 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29349 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29351 PR rtl-optimization/38879
29352 * alias.c (base_alias_check): Unaligned access via AND address can
29353 alias all surrounding object types except those with sizes equal
29354 or wider than the size of unaligned access.
29356 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29359 * c-decl.c (clone_underlying_type): Move this ...
29360 * c-common.c (set_underlying_type): ... here.
29361 Also, make sure the function properly sets TYPE_STUB_DECL() on
29362 the newly created typedef variant type.
29363 (is_typedef_decl ): New entry point.
29364 * tree.h: Added a new member member_types_needing_access_check to
29365 struct tree_decl_non_common.
29366 (set_underlying_type): New entry point.
29367 (is_typedef_type): Likewise.
29369 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29371 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29372 Check whether two instructions have memory references that
29373 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29374 are helper functions for traversing.
29375 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29376 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29377 not to draw dependency edge for instructions with non-conflicting
29380 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29383 * longlong.h: Update copyright years. Use soft-fp license notice.
29384 Sync __clz_tab declaration with glibc.
29386 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29389 * doc/extend.texi (syscall_linkage): New.
29390 (version_id): Modify.
29392 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29393 Richard Guenther <rguenther@suse.de>
29395 PR tree-optimization/38747
29396 PR tree-optimization/38748
29397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29398 conversion if the base address is an indirect reference and the
29399 aliasing sets could cause issues.
29401 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29403 * common.opt (fgraphite, fgraphite-identity): Add comment for
29404 explaining why these options are not documented.
29406 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29408 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29409 gimple_call_lhs is NULL.
29411 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29414 * emit-rtl.c (adjust_address_1): Make sure memref is never
29417 2009-01-20 Ben Elliston <bje@au.ibm.com>
29419 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29420 const qualifier from arg parameter. Remove unnecessary cast to char *.
29421 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29422 const qualifier from arg 2.
29424 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29426 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29428 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29431 * rtl.h (reinit_regs): New prototype.
29432 * regclass.c: Include ira.h.
29433 (reinit_regs): New.
29434 * Makefile.in (regclass.o): Add ira.h.
29435 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29437 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29440 * c-common.c (handle_aligned_attribute): Use
29441 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29442 default alignment value.
29444 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29446 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29447 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29449 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29450 __BIGGEST_ALIGNMENT__.
29452 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29454 2009-01-18 Richard Guenther <rguenther@suse.de>
29456 PR tree-optimization/38819
29457 * tree-flow.h (operation_could_trap_helper_p): Declare.
29458 * tree-eh.c (operation_could_trap_helper_p): Export.
29459 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29460 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29461 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29462 are about to insert a possibly trapping instruction and fail
29465 2009-01-18 Andreas Schwab <schwab@suse.de>
29467 * doc/install.texi (Configuration): Remove obsolete paragraph
29468 about use of --with-gnu-ld with --with-gnu-as.
29470 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29472 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29473 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29474 Follow spelling conventions.
29476 2009-01-18 Ben Elliston <bje@au.ibm.com>
29478 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29479 C++ warning about implicit conversion from void * to struct
29481 (bitmap_obstack_free): Likewise for bitmap_element *.
29482 * Makefile.in (bitmap.o-warn): Remove.
29484 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29486 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29488 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29489 Tobias Grosser <tobi.grosser@amd.com>
29491 * graphite.c (graphite_trans_scop_block): Do not block single
29494 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29496 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29497 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29498 test with assertion.
29500 2009-01-16 Richard Guenther <rguenther@suse.de>
29502 PR tree-optimization/38835
29503 PR middle-end/36227
29504 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29505 and INT + PTR -> (INT)(PTR p+ INT) folding.
29506 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29508 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29511 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29512 the subreg from a lowpart subreg if it is also casting the value.
29514 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29515 Tobias Grosser <tobi.grosser@amd.com>
29517 * graphite.c (compare_prefix_loops): New.
29518 (build_scop_canonical_schedules): Rewritten.
29519 (graphite_transform_loops): Move build_scop_canonical_schedules
29520 after build_scop_iteration_domain.
29522 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29523 Tobias Grosser <tobi.grosser@amd.com>
29525 * graphite.c (add_conditions_to_domain): Add the loops to
29526 the dimension of the iteration domain. Do copy the domain
29527 only when it exists.
29528 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29529 (add_conditions_to_constraints): New.
29530 (can_generate_code_stmt, can_generate_code): Removed.
29531 (gloog): Do not call can_generate_code.
29532 (graphite_transform_loops): Call add_conditions_to_constraints
29533 after building the iteration domain.
29535 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29537 PR tree-optimization/38789
29538 * tree-ssa-threadedge.c
29539 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29540 __builtin_constant_p.
29542 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29544 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29545 examined before deleting them.
29547 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29549 * function.c (aggregate_value_p): Correctly extract the function
29550 type from CALL_EXPR_FN lookup.
29552 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29554 * config/picochip/picochip.c (picochip_override_options): Revert
29555 CFI asm flag disable commited previously.
29557 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29558 Tobias Grosser <tobi.grosser@amd.com>
29559 Jan Sjodin <jan.sjodin@amd.com>
29561 * graphite.c (scan_tree_for_params): On substractions negate
29562 all the coefficients of the term.
29563 (clast_to_gcc_expression_red): New. Handle reduction expressions
29564 of more than two operands.
29565 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29566 (get_vdef_before_scop): Handle also the case of default definitions.
29568 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29570 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29571 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29572 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29574 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29575 Joey Ye <joey.ye@intel.com>
29577 PR middle-end/37843
29578 * cfgexpand.c (expand_stack_alignment): Don't update stack
29579 boundary nor check incoming stack boundary here.
29580 (gimple_expand_cfg): Update stack boundary and check incoming
29581 stack boundary here.
29583 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29585 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29587 2009-01-14 Jakub Jelinek <jakub@redhat.com>
29589 PR rtl-optimization/38245
29590 * calls.c (expand_call): Add stack arguments to
29591 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29592 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29593 in regs and partially in memory or BLKmode arguments.
29594 (emit_library_call_value_1): Add stack arguments to
29595 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29596 ACCUMULATE_OUTGOING_ARGS).
29597 * dce.c: Include tm_p.h.
29598 (find_call_stack_args): New function.
29599 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29601 (mark_insn): Call find_call_stack_args for CALL_Ps.
29602 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29603 forwards. Allocate and free arg_stores bitmap if needed, pass it
29604 down to deletable_insn_p, don't mark stores set in arg_stores
29605 bitmap, clear the bitmap at the beginning of each bb.
29606 * Makefile.in (dce.o): Depend on $(TM_P_H).
29608 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29611 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29612 to make sure the insn is a conditional test (bug 22599). Reformat a
29615 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29617 PR middle-end/38431
29618 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29619 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29620 (gloog): Do not call cleanup_tree_cfg.
29621 (graphite_transform_loops): Call cleanup_tree_cfg after all
29622 scops have been code generated.
29624 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29625 * doc/gty.texi (Invoking the garbage collector): Added new node
29626 and section documenting ggc_collect.
29628 2009-01-14 Richard Guenther <rguenther@suse.de>
29630 PR tree-optimization/38826
29631 PR middle-end/38477
29632 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29633 initialization notes only if we actually emitted a warning.
29634 (intra_create_variable_infos): Add constraints for a result decl
29635 that is passed by hidden reference.
29636 (build_pred_graph): Mark all related variables non-direct on
29639 2009-01-14 Nick Clifton <nickc@redhat.com>
29641 * ira-conflicts.c: Include addresses.h for the definition of
29643 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29644 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29646 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29649 * Makefile.in (ira-lives.o): Add except.h.
29651 * ira-lives.c: Include except.h.
29652 (process_bb_node_lives): Process can_throw_internal.
29654 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29656 PR rtl-optimization/38774
29657 * combine.c (simplify_set): When undoing cc_use change, don't do
29658 PUT_CODE on the newly created comparison, but instead put back the
29661 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29663 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29664 values. Remove duplicate arm8 entry.
29666 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29668 PR tree-optimization/38786
29669 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29670 the SSA_NAME case of expand_scalar_variables_expr.
29671 Set the type of an expression to the type of its assign statement.
29672 (expand_scalar_variables_expr): Also gather the scalar computation
29673 used to index the memory access. Do not pass loop_p.
29674 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29675 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
29676 the gimple_stmt_iterator where it inserts new code.
29677 Do not pass loop_p.
29678 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29679 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29681 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29683 * graphite.h (debug_value): Removed.
29684 * graphite.c (debug_value): Removed.
29686 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29688 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29689 ldrd/strd with two 32-bit instructions.
29691 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29693 * config/arm/arm.c (struct processors): Pass for speed down into
29694 cost helper functions.
29695 (const_ok_for_op): Handle COMPARE and inequality nodes.
29696 (arm_rtx_costs_1): Rewrite.
29697 (arm_size_rtx_costs): Update prototype.
29698 (arm_rtx_costs): Pass speed down to helper functions.
29699 (arm_slowmul_rtx_costs): Rework cost calculations.
29700 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29701 (arm_9e_rtx_costs): Likewise.
29703 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29705 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29706 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29707 (alpha_legitimize_address): Do not split local symbols wider than
29708 UNITS_PER_WORD into HIGH/LO_SUM parts.
29710 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29713 * gcc.c (process_command): Replace call to execvp with calls
29714 to pex_one and exit.
29716 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29719 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29720 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29721 variant for devices with 3-byte PC.
29722 (__tablejump_elpm__): New.
29724 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29727 * c-parser.c (c_parser_postfix_expression): Allow `->' in
29728 offsetof member-designator, handle it as `[0].'.
29730 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29732 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
29733 function when not using named sections on targets with named sections
29734 if branch distance is less than 262132.
29736 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
29738 * combine.c (combine_instructions): Recompute
29739 optimize_this_for_speed_p for each BB in the main combine loop.
29741 2009-01-12 Tomas Bily <tbily@suse.cz>
29744 * tree-loop-distribution.c (prop_phis): New function.
29745 (generate_builtin): Call prop_phis.
29747 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29749 PR tree-optimization/38807
29750 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29751 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29753 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29755 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29756 subreg of op0 to the original op0.
29758 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29760 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29762 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29765 * mips-tfile.c (parse_def): Fix parsing of def strings
29766 starting with digits.
29768 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29771 * config/arm/arm.c (arm_is_long_call_p): Don't call
29772 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29774 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29776 * regrename.c (regrename_optimize): Fix dumping.
29777 (find_oldest_value_reg): Preserve REG_POINTER.
29778 (copy_hardreg_forward_1): Likewise.
29780 2009-01-09 Diego Novillo <dnovillo@google.com>
29782 * gimple.h (struct gimple_statement_base) <uid>: Document
29783 the restrictions on its use.
29784 (gimple_uid): Tidy.
29785 (gimple_set_uid): Tidy.
29787 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29789 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29790 zero guard even if align_bytes != 0 and count is smaller than
29793 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29795 PR rtl-optimization/38495
29796 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29797 (add_range_and_copies_from_move_list): Print all added ranges.
29798 Add ranges to memory optimized destination.
29800 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29804 * config/i386/i386.c (override_options): Reject
29805 -mstringop-strategy=rep_8byte with -m32.
29806 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29807 to 1. Do count comparison against epilogue_size_needed at compile
29808 time even when count_exp was constant forced into register. For
29809 size_needed don't jump to epilogue, instead just avoid aligning
29810 and invoke the body algorithm. If need_zero_guard, add zero guard
29811 even if count is non-zero, but smaller than size_needed + number of
29812 bytes that could be stored for alignment.
29813 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29814 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29815 but smaller than size_needed + number of bytes that could be stored
29816 for alignment. Compare size_needed with epilogue_size_needed instead
29817 of desired_align - align, don't adjust size_needed, pass
29818 epilogue_size_needed to the epilogue expanders.
29821 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29823 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29825 * pa.c (last_address): Change to unsigned.
29826 (update_total_code_bytes): Change argument to unsigned. Don't
29827 check if insn addresses are set.
29828 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29829 addresses are not set.
29830 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29832 2009-01-09 Nick Clifton <nickc@redhat.com>
29834 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29835 DECL_DECLARED_INLINE_P.
29837 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29839 PR middle-end/38347
29840 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29841 GET_MODE (op0) in operand_subword_force calls.
29843 PR middle-end/38771
29844 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29845 fold_convert arg0 operands to TREE_TYPE (op0) first.
29847 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29849 * params.def (ira-max-conflict-table-size): Decrease default value
29852 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29854 PR tree-optimization/37031
29855 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29857 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29858 allocate it using gc instead of heap, use VEC_quick_push instead of
29860 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29861 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29862 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29863 allocated vector from heap allocated.
29864 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29865 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29866 vector only after perfect_loop_nest_depth call.
29868 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29869 Jan Sjodin <jan.sjodin@amd.com>
29871 PR tree-optimization/38559
29872 * graphite.c (debug_value, copy_constraint,
29873 swap_constraint_variables, scale_constraint_variable, ): New.
29874 (get_lower_bound, get_upper_bound): Removed.
29875 (graphite_trans_bb_strip_mine): Clean up this code that works
29876 only for constant number of iterations. Fully copy upper and
29877 lower bound constraints, not only the constant part of them.
29878 * graphite.h (debug_value): Declared.
29880 2009-01-08 Ira Rosen <irar@il.ibm.com>
29882 PR tree-optimization/37194
29883 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29884 Don't add the cost of cost model guard in prologue to scalar
29885 outside cost in case of known number of iterations.
29887 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29888 Alan Modra <amodra@bigpond.net.au>
29890 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29891 non-word-aligned REG+CONST addressing.
29893 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29896 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29897 free_after_compilation when outputting a thunk.
29898 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29899 Do not call free_after_compilation here.
29901 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29903 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29904 (ix86_valid_target_attribute_inner_p): Ditto.
29906 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29908 PR tree-optimization/38492
29909 PR tree-optimization/38498
29910 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29911 * tree-chrec.h (scev_is_linear_expression): Declared.
29912 * graphite.c (graphite_cannot_represent_loop_niter): New.
29913 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29914 (graphite_loop_normal_form): Use gcc_assert.
29915 (scan_tree_for_params): Use CASE_CONVERT.
29916 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29917 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29918 Use gcc_assert. Discard scops that contain unhandled cases.
29919 (build_scop_conditions): Return a boolean status for unhandled cases.
29920 (strip_mine_profitable_p): Print the loop number, not its depth.
29921 (is_interchange_valid): Pass the depth of the loop nest, don't
29922 recompute it wrongly.
29923 (graphite_trans_bb_block): Same.
29924 (graphite_trans_bb_block): Print tentative of loop blocking.
29925 (graphite_trans_scop_block): Do not print that the loop has been
29927 (graphite_transform_loops): Do not handle scops that contain condition
29930 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29932 AVX Programming Reference (December, 2008)
29933 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29934 (_mm256_stream_pd): Likewise.
29935 (_mm256_stream_ps): Likewise.
29937 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29938 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29939 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29940 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29941 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29942 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29943 (ix86_expand_special_args_builtin): Likewise.
29945 * config/i386/sse.md (AVXMODEDI): New.
29946 (avx_movnt<mode>): Likewise.
29947 (avx_movnt<mode>): Likewise.
29948 (<sse>_movnt<mode>): Remove AVX support.
29949 (sse2_movntv2di): Likewise.
29951 2009-01-07 Richard Guenther <rguenther@suse.de>
29953 PR middle-end/38751
29954 * fold-const.c (extract_muldiv): Remove obsolete comment.
29955 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29956 to PLUS_EXPR canonicalization for the canonicalization.
29958 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29960 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29961 hosted cross-compilers generating less efficient code.
29963 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29965 * function.h (rtl_data): Add a dbr_scheduled_p field.
29966 * reorg.c (dbr_schedule): Set it.
29967 (gate_handle_delay_slots): Check it.
29968 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29969 (mips_reorg): Check flag_delayed_branch instead of
29970 mips_base_delayed_branch.
29971 (mips_override_options): Don't set mips_base_delayed_branch
29972 or flag_delayed_branch.
29974 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29976 PR rtl-optimization/38426.
29977 * ira.c (ira): Set current_function_is_leaf earlier.
29979 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29981 PR rtl-optimization/38722
29982 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29983 too early, only set a flag and modify after last possible
29986 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29989 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29990 * real.c (decimal_single_format): Correct values of emin and emax.
29991 (decimal_double_format): Ditto.
29992 (decimal_quad_format): Ditto.
29993 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29994 computation of DECnn_MIN and DECnn_MAX for corrected values of
29995 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29996 __DECnn_MIN__, and adjust its computation for the corrected value
29999 2009-01-06 Jan Hubicka <jh@suse.cz>
30002 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30004 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30006 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30007 Add Robert Clark to the list of testers.
30009 2009-01-06 Jan Hubicka <jh@suse.cz>
30010 Kai Tietz <kai.tietz@onevision.com>
30012 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30013 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30015 2009-01-06 Jan Hubicka <jh@suse.cz>
30016 Kai Tietz <kai.tietz@onevision.com>
30018 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30020 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30021 (ix86_nsaved_regs): Count only general purpose regs.
30022 (ix86_nsaved_sseregs): New.
30023 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30024 to 16 for w64; compute padding and size of sse reg save area.
30025 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30026 general purpose regs.
30027 (ix86_emit_save_sse_regs_using_mov): New.
30028 (ix86_expand_prologue): Save SSE regs if needed.
30029 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30030 (ix86_emit_restore_sse_regs_using_mov): New.
30031 (ix86_expand_epilogue): Save SSE regs if needed.
30033 2009-01-06 Jan Hubicka <jh@suse.cz>
30034 Kai Tietz <kai.tietz@onevision.com>
30036 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30037 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30038 functions when accumulate outgoing args is off.
30040 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30043 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30044 before using pseudos_have_intersected_live_ranges_p.
30046 * ira-int.h (ira_assert): Always define.
30048 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30050 AVX Programming Reference (December, 2008)
30051 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30052 (_mm256_permute2_pd): Likewise.
30053 (_mm_permute2_ps): Likewise.
30054 (_mm256_permute2_ps): Likewise.
30055 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30056 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30058 * config/i386/i386.c (ix86_builtins): Remove
30059 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30060 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30061 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30062 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30063 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30064 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30065 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30066 __builtin_ia32_vpermil2ps256.
30067 (ix86_init_mmx_sse_builtins): Updated.
30068 (ix86_expand_args_builtin): Likewise.
30070 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30072 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30073 long absolute calls when generating PA 2.0 code.
30075 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30077 PR rtl-optimization/38583
30078 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30080 * params.def (ira-max-conflict-table-size): New.
30082 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30084 * ira.h (ira_conflicts_p): New external definition.
30086 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30087 table. Report this. Return result of building.
30088 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30089 building conflict table.
30091 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30092 (ira_color): Use ira_conflicts_p.
30094 * global.c: Include ira.h.
30095 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30098 * Makefile.in (global.o): Add ira.h.
30100 * ira-build.c (mark_all_loops_for_removal,
30101 propagate_some_info_from_allocno): New.
30102 (remove_unnecessary_allocnos): Call
30103 propagate_some_info_from_allocno.
30104 (remove_low_level_allocnos): New.
30105 (remove_unnecessary_regions): Add parameter. Call
30106 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30107 parameter to remove_unnecessary_regions.
30108 (ira_build): Remove all regions but root if the conflict table was
30109 not built. Update conflict hard regs for allocnos crossing calls.
30111 * ira.c (ira_conflicts_p): New global.
30112 (ira): Define and use ira_conflicts_p.
30114 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30115 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30116 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30118 2009-01-06 Ben Elliston <bje@au.ibm.com>
30120 * gengtype-lex.l (YY_NO_INPUT): Define.
30122 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30125 * c-common.c (handle_vector_size_attribute): Also reject
30126 BOOLEAN_TYPE types.
30128 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30130 PR tree-optimization/38492
30131 * graphite.c (rename_map_elt, debug_rename_elt,
30132 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30133 rename_map_elt_info, eq_rename_map_elts,
30134 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30135 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30136 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30137 (sese_build_livein_liveouts): New.
30138 (new_sese, free_sese): New.
30139 (new_scop): Call new_sese.
30140 (free_scop): Call free_sese.
30141 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30142 (register_old_new_names): Renamed register_old_and_new_names.
30143 (register_scop_liveout_renames, add_loop_exit_phis,
30144 insert_loop_close_phis, struct igp,
30145 default_liveout_before_guard, add_guard_exit_phis,
30146 insert_guard_phis, copy_renames): New.
30147 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30148 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30149 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30150 (scop_adjust_phis_for_liveouts): New.
30151 (gloog): Call scop_adjust_phis_for_liveouts.
30153 * graphite.h (struct sese): Documented. Added fields liveout,
30154 num_ver and livein.
30155 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30156 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30157 (struct scop): Added field liveout_renames.
30158 (SCOP_LIVEOUT_RENAMES): New.
30160 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30162 PR tree-optimization/38510
30163 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30164 (translate_clast): Call recompute_all_dominators before
30166 (gloog): Call recompute_all_dominators before graphite_verify.
30168 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30169 Jan Sjodin <jan.sjodin@amd.com>
30171 PR tree-optimization/38500
30172 * graphite.c (create_sese_edges): Call fix_loop_structure after
30175 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30177 * config.gcc: Add m32r*-*-rtems*.
30178 * config/m32r/rtems.h: New file.
30180 2009-01-05 Ben Elliston <bje@au.ibm.com>
30182 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30183 (.po.pox): Likewise.
30184 (po/gcc.pot): Likewise.
30186 2009-01-04 David S. Miller <davem@davemloft.net>
30188 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30189 (STARTING_FRAME_OFFSET): Always set to zero.
30191 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30193 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30194 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30195 fixed-point types, and vectors of the same.
30197 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30199 * config/mips/sync.md (*mb_barrier): Rename to...
30200 (*memory_barrier): ...this.
30202 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30204 * doc/extend.texi (Function Attributes): Move @cindex after @item
30205 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30206 and put in alphabetical order. Fix 'target' name and put in order.
30207 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30210 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30212 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30213 (memory_barrier): Expand as unspec instead of unspec_volatile.
30214 Remove mem:BLK from insn operands. Use Pmode scratch register.
30215 (*memory_barrier): Define as unspec instead of unspec_volatile.
30216 Use (match_dup 0) as input operand.
30218 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30219 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30220 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30221 scratch register. Remove operand 1.
30222 (*stbar): Define as unspec instead of unspec_volatile.
30223 Use (match_dup 0) as input operand, remove (const_int 8).
30224 (*membar): Define as unspec instead of unspec_volatile.
30225 Use (match_dup 0) as input operand, remove input operand 2.
30227 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30228 (memory_barrier): Expand as unspec instead of unspec_volatile.
30229 Remove mem:BLK from insn operands. Use Pmode scratch register.
30230 (*memory_barrier): Define as unspec instead of unspec_volatile.
30231 Use (match_dup 0) as input operand.
30233 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30234 Remove mem:BLK from insn operands. Use Pmode scratch register.
30235 Set volatile flag on operand 0.
30236 (*memory_barrier): New insn pattern.
30238 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30240 (*memory_barrier): Use (match_dup 0) as input operand.
30242 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30243 Remove mem:BLK from insn operands. Use Pmode scratch register.
30244 Set volatile flag on operand 0.
30245 (*mb_internal): New insn pattern.
30247 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30249 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30251 PR middle-end/38586
30252 * function.c (struct temp_slot): Move to the section of the file
30253 that deals with temp slots. Remove field 'address'.
30254 (temp_slot_address_table): New hash table of address -> temp slot.
30255 (struct temp_slot_address_entry): New struct, items for the table.
30256 (temp_slot_address_compute_hash, temp_slot_address_hash,
30257 temp_slot_address_eq, insert_temp_slot_address): Support functions
30259 (find_temp_slot_from_address): Rewrite to use the new hash table.
30260 (remove_unused_temp_slot_addresses): Remove addresses of temp
30261 slots that have been made available.
30262 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30263 worker function for remove_unused_temp_slot_addresses.
30264 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30265 Add the temp slot address to the address -> temp slot map.
30266 (update_temp_slot_address): Update via insert_temp_slot_address.
30267 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30268 (pop_temp_slots): Likewise.
30269 (init_temp_slots): Allocate the address -> temp slot map, or empty
30270 the map if it is already allocated.
30271 (prepare_function_start): Initialize temp slot processing.
30273 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30275 PR middle-end/38584
30276 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30277 Calculate the size of all stack vars assuming no packing of stack
30278 vars will happen, replacing a quadratic algorithm with a linear one.
30280 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30283 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30286 2009-01-03 Diego Novillo <dnovillo@google.com>
30288 * doc/contrib.texi: Update contributions.
30290 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30293 * builtins.c (fold_builtin_memory_op): Give up if either operand
30294 is volatile. Set srctype or desttype to non-qualified version
30298 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30299 and FUNCTION_DECLs.
30301 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30303 PR rtl-optimization/35805
30304 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30305 problem if fast dce is able to remove any instructions.
30306 * dce.c (dce_process_block): Fix dump message.
30308 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30311 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30313 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30315 PR middle-end/38690
30316 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30317 * tree-pretty-print.c (op_code_prio): New function.
30318 (op_prio): No longer static. Use op_code_prio.
30319 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30320 Use op_prio and op_code_prio to determine if () should be
30321 printed around operand(s) or not.
30323 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30324 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30325 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30326 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30327 pp_character instead of pp_string for single letter printing.
30329 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30331 * doc/extend.texi: Fix '#pragma GCC option' typo.
30333 2009-01-02 Richard Guenther <rguenther@suse.de>
30335 * doc/install.texi (--enable-checking): Mention different
30336 default for stage1.
30337 (--enable-stage1-checking): Document.
30339 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30341 PR middle-end/30142
30342 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30343 case to be an error.
30345 2009-01-02 Ben Elliston <bje@au.ibm.com>
30347 * config/fp-bit.h (pack_d): Constify argument.
30348 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30349 (isnan): Constify argument.
30351 (iszero): Likewise.
30352 (pack_d): Likewise.
30353 (_fpadd_parts): Constify return type.
30354 (_fpmul_parts): Likewise.
30355 (_fpdiv_parts): Likewise.
30357 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30360 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30361 warn about overwriting initializer with side-effects or
30362 -Woverride-init if !IMPLICIT.
30363 (output_init_element): Likewise. Pass IMPLICIT down to
30365 (process_init_element): Add IMPLICIT argument. Pass it down
30366 to output_init_element.
30367 (push_init_element, pop_init_level, set_designator): Adjust
30368 process_init_element callers.
30369 (set_nonincremental_init, set_nonincremental_init_from_string):
30370 Adjust add_pending_init callers.
30371 (output_pending_init_elements): Adjust output_init_element callers.
30372 * c-tree.h (process_init_element): Adjust prototype.
30373 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30374 process_init_element callers.
30377 Copyright (C) 2009 Free Software Foundation, Inc.
30379 Copying and distribution of this file, with or without modification,
30380 are permitted in any medium without royalty provided the copyright
30381 notice and this notice are preserved.