1 2010-05-10 H.J. Lu<hongjiu.lu@intel.com>
2 Vladimir Makarov<vmakarov@redhat.com>
4 PR rtl-optimization/44012
5 * ira-build.c (remove_unnecessary_allocnos): Nullify
6 regno_allocno_map of the removed allocno.
8 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
12 * configure: Regenerate.
14 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
18 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
19 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
21 * configure: Regenerate.
23 2010-05-10 Richard Guenther <rguenther@suse.de>
25 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
26 marked if the entry identifier is marked.
28 2010-05-10 Richard Guenther <rguenther@suse.de>
30 * c-common.c (struct c_common_attributes): Add fnspec attribute.
31 (handle_fnspec_attribute): New function.
32 * gimple.h (gimple_call_return_flags): Declare.
33 (gimple_call_arg_flags): Likewise.
34 * gimple.c (gimple_call_arg_flags): New function.
35 (gimple_call_return_flags): Likewise.
36 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
38 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
40 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
41 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
43 (make_heapvar_for): ... this new function.
44 (handle_rhs_call): Handle fnspec attribute argument specifiers.
45 (handle_lhs_call): Likewise.
46 (find_func_aliases): Adjust.
48 2010-05-10 Richard Guenther <rguenther@suse.de>
50 PR tree-optimization/44050
51 * tree-inline.c (tree_function_versioning): Clone the ipa-pta
54 2010-05-10 Wei Guozhi <carrot@google.com>
57 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
59 2010-05-09 Joseph Myers <joseph@codesourcery.com>
62 * c-typeck.c (lookup_field): Take a type directly. Update
64 (build_component_ref): Update call to lookup_field.
65 (set_init_label): Use lookup_field to find initialized field.
66 Handle returned list of fields like a sequence of designators.
68 2010-05-09 Richard Guenther <rguenther@suse.de>
71 * fold-const.c (tree_single_nonzero_warnv_p): Properly
72 handle &FUNCTION_DECL.
74 2010-05-09 Joseph Myers <joseph@codesourcery.com>
77 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
78 structures and unions recursively.
79 (detect_field_duplicates): Move duplicate detection with a hash to
80 detect_field_duplicates_hash. Always use a hash if anonymous
81 structures or unions are present.
82 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
85 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
88 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
89 detect Atom, Core 2 and Core i7.
91 2010-05-09 Richard Guenther <rguenther@suse.de>
93 * gcc.c (store_arg): Handle temporary file deletion for
96 2010-05-09 Richard Guenther <rguenther@suse.de>
99 * ipa-inline.c (estimate_function_body_sizes): Return after
100 disregarding inline limits.
102 2010-05-09 Richard Guenther <rguenther@suse.de>
104 * gcc.c (store_arg): Revert last change.
106 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
109 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
110 (optimize_ops_list): Call it.
112 2010-05-08 Richard Guenther <rguenther@suse.de>
114 PR tree-optimization/44030
115 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
116 NECESSARY flag if we propagate from a inserted expression.
118 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
120 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
121 domain types as equal if they are both PLACEHOLDER_EXPRs.
123 2010-05-08 Richard Guenther <rguenther@suse.de>
125 * lto-wrapper.c (run_gcc): Remove linker output from
126 command line for LTRANS invocation.
128 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
130 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
131 lto-macho as lto_binary_reader.
132 * target.h (struct gcc_target): New hooks lto_start and lto_end.
133 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
134 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
135 in lto_start and lto_end calls.
136 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
138 (scan_prog_file): Update is_elf_or_coff call.
139 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
141 * collect2.c (main): Fix enum comparison.
143 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
145 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
146 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
147 and TARGET_ASM_LTO_END.
148 * darwin.c: Include obstack.h and lto-streamer.h.
149 (lto_section_names_offset, lto_section_names_obstack,
150 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
152 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
153 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
155 (darwin_asm_lto_end): New function. Restore asm_out_file.
156 (darwin_asm_named_section): For LTO sections, replace the name with
157 the offset of the section name in a string table, and build this
159 (darwin_file_start): Initialize global vars for LTO support.
160 (darwin_file_end): If output to asm_out_file was redirected, append it
161 to the proper asm_out_file here. Add the section names section.
163 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
165 * c-pragma.c (pending_weak_d, pending_weak): New.
166 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
167 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
168 handle_pragma_weak): Update the uses of pending_weaks.
170 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
172 PR documentation/44016
173 * doc/standards.texi (Standards): Link to unversioned
174 cxx0x_status.html page.
176 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
179 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
180 in addition to TREE_USED, to avoid "set but unused" warnings.
182 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
184 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
185 (is_loop_prefetching_profitable): Do not insert prefetches
186 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
187 times the prefetch ahead distance.
189 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
191 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
192 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
193 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
196 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
198 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
199 a diagnostic info when the insn-to-mem ratio is too small.
201 2010-05-07 Richard Guenther <rguenther@suse.de>
203 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
205 (store_arg): Queue temp_filename for deletion instead of
208 2010-05-07 Richard Guenther <rguenther@suse.de>
210 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
211 (run_gcc): Handle LTRANS phase invocation.
212 * collect2.c (maybe_run_lto_and_relink): Do not set
215 2010-05-07 Jakub Jelinek <jakub@redhat.com>
217 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
218 this is also meaningful on PARM_DECLs and RESULT_DECLs.
220 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
222 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
224 2010-05-07 Richard Guenther <rguenther@suse.de>
226 PR tree-optimization/44020
227 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
228 code when PRE is not yet initialized.
230 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
232 * config/mips/dbxmdebug.h: Remove.
233 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
235 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
237 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
238 with null pointer and also warn about ordered comparison of zero with
241 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
243 * graphite-blocking.c
244 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
245 * graphite-clast-to-gimple.c
246 (clast_to_gcc_expression): Same.
247 (precision_for_value): Same.
248 (precision_for_interval): Same.
249 (gcc_type_for_interval): Same.
250 (graphite_create_new_guard): Same.
251 (compute_bounds_for_level): Same.
252 (graphite_create_new_loop_guard): Same.
253 * graphite-interchange.c
254 (build_linearized_memory_access): Same.
255 (pdr_stride_in_loop): Same.
256 (memory_strides_in_loop_1): Same.
257 (memory_strides_in_loop): Same.
258 (extend_scattering): Same.
259 (psct_scattering_dim_for_loop_depth): Same.
260 (pbb_number_of_iterations): Same.
262 (debug_iteration_domains): Same.
264 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
265 (ppl_set_inhomogeneous_gmp): Same.
266 (ppl_strip_loop): Same.
267 (ppl_lexico_compare_linear_expressions): Same.
268 (ppl_read_polyhedron_matrix): Same.
269 (ppl_max_for_le_pointset): Same.
271 (ppl_read_polyhedron_matrix): Same.
272 (tree_int_to_gmp): Same.
273 (gmp_cst_to_tree): Same.
274 (ppl_set_inhomogeneous): Same.
275 (ppl_set_inhomogeneous_tree): Same.
276 (ppl_set_coef): Same.
277 (ppl_set_coef_tree): Same.
278 * graphite-sese-to-poly.c
279 (build_pbb_scattering_polyhedrons): Same.
280 (build_scop_scattering): Same.
281 (scan_tree_for_params_right_scev): Same.
282 (scan_tree_for_params): Same.
283 (find_params_in_bb): Same.
284 (find_scop_parameters): Same.
285 (add_upper_bounds_from_estimated_nit): Same.
286 (build_loop_iteration_domains): Same.
287 (add_condition_to_domain): Same.
288 (pdr_add_memory_accesses): Same.
290 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
292 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
293 CLooG's value_* macros to their respective mpz_* counterparts.
294 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
295 (graphite_create_new_loop_guard): Same.
296 * graphite-interchange.c (build_linearized_memory_access): Same.
297 (pdr_stride_in_loop): Same.
298 (memory_strides_in_loop_1): Same.
299 (1st_interchange_profitable_p): Same.
300 * graphite-poly.c (extend_scattering): Same.
301 (psct_scattering_dim_for_loop_depth): Same.
302 (pbb_number_of_iterations): Same.
303 (pbb_number_of_iterations_at_time): Same.
304 * graphite-poly.h (new_1st_loop): Same.
305 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
306 (oppose_constraint): Same.
307 (insert_constraint_into_matrix): Same.
308 (ppl_set_inhomogeneous_gmp): Same.
309 (ppl_set_coef_gmp): Same.
310 (ppl_strip_loop): Same.
311 (ppl_lexico_compare_linear_expressions): Same.
312 (ppl_max_for_le_pointset): Same.
313 (ppl_min_for_le_pointset): Same.
314 (ppl_build_realtion): Same.
315 * graphite-ppl.h (gmp_cst_to_tree): Same.
316 (ppl_set_inhomogeneous): Same.
317 (ppl_set_inhomogeneous_tree): Same.
318 (ppl_set_coef): Same.
319 (ppl_set_coef_tree): Same.
320 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
321 (build_scop_scattering): Same.
322 (add_value_to_dim): Same.
323 (scan_tree_for_params_right_scev): Same.
324 (scan_tree_for_params_int): Same.
325 (scan_tree_for_params): Same.
326 (find_params_in_bb): Same.
327 (find_scop_parameters): Same.
328 (add_upper_bounds_from_estimated_nit): Same.
329 (build_loop_iteration_domains): Same.
330 (create_linear_expr_from_tree): Same.
331 (add_condition_to_domain): Same.
332 (pdr_add_memory_accesses): Same.
334 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
335 Jason Merrill <jason@redhat.com>
337 * c-common.c (c_common_reswords): Add nullptr.
338 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
339 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
340 (gen_type_die_with_usage): Likewise.
341 * dbxout.c (dbxout_type): Likewise.
342 * sdbout.c (plain_type_1): Likewise.
344 2010-05-06 Jason Merrill <jason@redhat.com>
346 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
347 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
349 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
351 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
352 stripping WITH_SIZE_EXPR.
353 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
356 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
358 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
359 list of obsolete configurations.
360 Disabled check for obsolete configurations.
361 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
362 Removed support for previous versions.
363 * config/mips/iris.h: Removed.
364 * config/mips/iris5.h: Removed.
365 * config/mips/iris6.h: Merged old iris.h contents.
366 (TARGET_IRIX): Removed.
367 (DRIVER_SELF_SPECS): Removed mabi=32.
368 (IDENT_ASM_OP): Removed undef.
369 (STARTFILE_SPEC): Removed mabi=32.
370 (ENDFILE_SPEC): Likewise.
371 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
372 (MACHINE_TYPE): Update for IRIX 6.5.
373 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
374 TARGET_IRIX by TARGET_IRIX6.
375 (mips_file_start): Likewise.
376 (mips_output_external): Remove IRIX 5/6 O32 support.
377 (mips_output_function_prologue): Likewise.
378 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
380 (TARGET_CPU_CPP_BUILTINS): Likewise.
381 (TARGET_IRIX): Removed.
382 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
383 (MULTILIB_DIRNAMES): Removed 32.
384 (MULTILIB_OSDIRNAMES): Removed ../lib.
385 * doc/install.texi (Prerequisites): Don't reference IRIX before
387 (Specific, mips-sgi-irix5): Document removal.
388 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
390 Remove references to older IRIX 6 releases and the O32 ABI.
392 2010-05-06 Jakub Jelinek <jakub@redhat.com>
394 * gcc.dg/Wunused-var-8.c: Move to...
395 * c-c++-common/Wunused-var-6.c: ... here. New test.
398 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
399 instead of DF_REF_REAL_REG.
401 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
404 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
405 handling to still return true for x64 targets.
407 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
409 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
411 2010-05-06 Jan Hubicka <jh@suse.cz>
413 PR tree-optimization/43791
414 * ipa-inline.c (update_caller_keys): Remove bogus
415 disregard_inline_limits check.
417 2010-05-06 Michael Matz <matz@suse.de>
419 PR tree-optimization/43984
420 * tree-ssa-pre.c (inserted_phi_names): Remove.
421 (inserted_exprs): Change to bitmap.
422 (create_expression_by_pieces): Set bits, don't append to vector.
423 (insert_into_preds_of_block): Don't handle inserted_phi_names.
424 (eliminate): Don't look at inserted_phi_names, remove deleted
425 insns from inserted_exprs.
426 (remove_dead_inserted_code): Adjust to use bitmaps instead of
428 (init_pre, fini_pre): Allocate and free bitmaps.
429 (execute_pre): Insert insns on edges before elimination.
431 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
433 * tree.c (initializer_zerop): Handle STRING_CST.
435 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
438 * doc/invoke.texi (Wimplicit): Document as C only.
439 * opts.c (common_handle_option): Add argument kind.
440 (handle_option): Rename as read_cmdline_option. Factor out code to...
441 (handle_option): ... here. New.
442 (handle_options): Rename as read_cmdline_options.
443 (decode_options): Update call.
444 (set_option): Use option index instead of option pointer. Classify
445 diagnostics correctly.
446 (enable_warning_as_error): Call handle_option.
447 * opts.h (set_option): Update declaration.
448 (handle_option): Declare.
449 * langhooks.h (struct lang_hooks): Add argument kind to
451 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
452 * c-opts.c (set_Wimplicit): Delete.
453 (c_family_lang_mask): New static constant.
454 (c_common_handle_option): Add argument kind. Use handle_option
455 instead of set_Wimplicit.
456 (c_common_post_options): warn_implicit and warn_implicit_int
457 are disabled by default.
458 * c-common.c (warn_implicit): Do not define here.
459 * c-common.h (warn_implicit): Do not declare here.
460 (c_common_handle_option): Update declaration.
461 * lto-opts.c (lto_reissue_options): Update call to set_option.
463 2010-05-06 Richard Guenther <rguenther@suse.de>
465 PR tree-optimization/43571
466 * domwalk.c (walk_dominator_tree): Walk the dominator
467 sons in more optimal order.
469 2010-05-06 Richard Guenther <rguenther@suse.de>
471 PR tree-optimization/43934
472 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
473 (stmt_cost): Likewise.
474 (extract_true_false_args_from_phi): New helper.
475 (determine_max_movement): For PHI nodes verify we can hoist them
476 and compute their cost.
477 (determine_invariantness_stmt): Handle PHI nodes.
478 (move_computations_stmt): Likewise. Hoist PHI nodes in
479 if-converted form using COND_EXPRs.
480 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
482 (tree_ssa_lim): Likewise.
483 * tree-flow.h (tree_ssa_lim): Adjust prototype.
484 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
486 2010-05-06 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/43987
489 * tree-ssa-structalias.c (could_have_pointers): For possibly
490 address-taken variables force pointers to be recorded.
491 (create_variable_info_for_1): Likewise.
492 (push_fields_onto_fieldstack): Pass in wheter all fields
494 (find_func_aliases): Query types instead of vars whether
495 they contain pointers where appropriate.
497 2010-05-06 Jan Hubicka <jh@suse.cz>
499 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
500 (record_reference, mark_address, mark_load, mark_store): Record
502 (record_references_in_initializer): Update call of record_references.
503 (rebuild_cgraph_edges): Remove all references before rebuiding.
504 * cgraph.c (cgraph_create_node): Clear ref list.
505 (cgraph_remove_node): Remove references.
506 (dump_cgraph_node): Dump references.
507 (cgraph_clone_node): Clone references.
508 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
509 (struct cgraph_node, varpool_node): Add ref_lst.
510 * ipa-ref.c: New file.
511 * ipa-ref.h: New file.
512 * ipa-ref-inline.h: New file.
513 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
514 (referenced_from_other_partition_p): New function.
515 (lto_output_varpool_node): Take set arugment; call
516 referenced_from_other_partition.
517 (lto_output_ref): New.
518 (add_references): New.
520 (output_cgraph): Compute boundary based on references;
522 (output_varpool): Accept cgraph_node_set argument.
525 (input_cgraph): Call input_refs.
526 * lto-section-in.c (lto_section_name): Add refs.
527 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
528 (ipa-ref.o): New file.
529 * varpool.c (varpool_node): Clear ipa ref list.
530 (varpool_remove_node): Remove references.
531 (dump_varpool_node): Dump references.
532 (varpool_assemble_decl): Only compile finalized ones.
533 (varpool_extra_name_alias): Initialize ref list.
534 * lto-streamer.c (lto-get_section_name): Add .refs section.
535 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
536 (referenced_from_other_partition_p): Declared.
538 2010-05-06 Ira Rosen <irar@il.ibm.com>
540 PR tree-optimization/43901
541 * tree-vect-stmts.c (vectorizable_call): Assert that vector
542 type is not NULL if it's transformation phase, and return
543 FALSE if it's analysis.
544 (vectorizable_conversion, vectorizable_operation,
545 vectorizable_type_demotion, vectorizable_type_promotion):
548 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
550 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
552 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
554 * config/mips/mips-protos.h
555 (mips_small_register_classes_for_mode_p): Delete prototype.
557 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
559 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
560 * config/arm/arm.c (multiple_operation_profitable_p,
561 compute_offset_order): New static functions.
562 (load_multiple_sequence, store_multiple_sequence): Use them.
563 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
564 memory offsets, not register numbers.
565 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
567 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
569 * stor-layout.c (pending_sizes): Change the type to
571 (get_pending_sizes, put_pending_size, put_pending_sizes):
572 Update the uses of pending_sizes.
573 * c-decl.c (store_parm_decls): Likewise.
574 * c-tree.h (struct c_arg_info): Likewise.
575 * tree.h: Update the prototype for get_pending_sizes and
578 2010-05-05 Jason Merrill <jason@redhat.com>
581 * c-common.c (handle_aligned_attribute): Respect
582 ATTR_FLAG_TYPE_IN_PLACE.
585 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
586 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
587 (TARGET_INITIALIZER): Use it.
588 * c-common.c (attribute_takes_identifier_p): Call it.
589 * c-common.h: Update prototype.
590 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
591 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
593 2010-05-05 Jakub Jelinek <jakub@redhat.com>
596 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
597 DW_ID_down_case for Fortran compilation units.
599 2010-05-05 Jan Hubicka <jh@suse.cz>
601 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
604 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
606 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
607 a variable-sized RESULT_DECL.
609 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
611 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
613 2010-05-05 Jason Merrill <jason@redhat.com>
616 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
618 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
620 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
621 Jakub Jelinek <jakub@redhat.com>
624 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
625 (dead_debug_init, dead_debug_finish): New functions.
626 (dead_debug_add, dead_debug_insert_before): Likewise.
627 (df_note_bb_compute): Initialize a dead_debug object, add dead
628 debug uses to it, insert debug bind insns before death insns,
629 reset debug insns that refer to pending uses at the end.
630 * rtl.h (make_debug_expr_from_rtl): New prototype.
631 * varasm.c (make_debug_expr_from_rtl): New function.
633 2010-05-05 Jan Hubicka <jh@suse.cz>
635 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
636 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
637 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
638 lto_varpool_encoder_encode_initializer_p,
639 lto_set_varpool_encoder_encode_initializer): New functions.
640 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
642 (input_varpool_node): Do not always set analyzed.
643 (input_cgraph_1): Return vector of cgraph nodes.
644 (input_varpool_1): Return vector of varpools.
645 (input_cgraph): Free the vectors.
646 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
647 output only initializers needed.
648 (lto_output): Only call output_cgraph.
649 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
650 * lto-section-out.c (lto_new_out_decl_state): Initialize
651 state->varpool_node_encoder.
652 * lto-streamer.h (lto_varpool_encoder_d): New.
653 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
654 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
655 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
656 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
657 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
659 (output_varpool, input_varpool): Remove declarations.
661 2010-05-05 Jan Hubicka <jh@suse.cz>
663 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
664 with body can prevail.
666 2010-05-05 Jan Hubicka <jh@suse.cz>
668 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
671 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
673 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
676 * gengtype.h (erro_at_line): Constify pos argument.
678 * gengtype.c: Include hashtab.h.
679 (enum gc_used): Document GC_MAYBE_POINTED_TO.
680 (error_at_line): Constify pos argument.
681 (do_typedef): Initialize p->opt field.
682 (get_file_gtfilename): Fix comment typo.
683 (struct walk_type_data): Constify line field.
684 (get_output_file_for_structure): New function.
685 (write_local_func_for_structure): Constify orig_s argument.
686 Use get_output_file_for_structure.
687 (write_func_for_structure): Use get_output_file_for_structure.
688 (INDENT): New define.
689 (dump_pair, dump_type, dump_type_list, dump_typekind)
690 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
691 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
693 (seen_types): New variable.
694 (main): New variable do_dump. Process "-d" command line option.
695 Call dump_everything if dump requested.
697 2010-05-05 Jakub Jelinek <jakub@redhat.com>
699 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
700 in a temporary instead of invoking the macro multiple times.
701 (track_expr_p): Likewise.
703 2010-05-04 Neil Vachharajani <nvachhar@google.com>
705 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
707 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
708 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
709 conditions for printing notes.
710 * common.opt (-Wcoverage-mismatch): Allow negative, default to
711 true, update documentation.
712 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
714 2010-05-04 Jakub Jelinek <jakub@redhat.com>
717 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
720 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
723 * config/i386/i386.md (sse_prologue_save): Add clobber CC
725 (*sse_prologue_save_insn1): Likewise.
726 (SSE prologue save splitter): Likewise.
728 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
730 * tree.c (free_lang_data_in_one_sizepos): New inline function.
731 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
732 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
733 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
734 all decls. Call it on DECL_FIELD_OFFSET of fields.
735 (find_decls_types_r): Follow DECL_VALUE_EXPR.
736 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
738 2010-05-04 Martin Jambor <mjambor@suse.cz>
740 * tree-sra.c (build_access_from_expr_1): The first parameter type
741 changed to simple tree.
742 (build_access_from_expr): Likewise, gsi parameter was eliminated.
743 (scan_assign_result): Renamed to assignment_mod_result, enum elements
745 (build_accesses_from_assign): Removed all parameters except for a
746 simple gimple statement. Now returns a simple bool.
747 (scan_function): All non-analysis parts moved to separate functions
748 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
749 parameters and updated both callers.
750 (sra_modify_expr): Removed parameter data.
751 (sra_modify_function_body): New function.
752 (perform_intra_sra): Call sra_modify_function_body to modify the
754 (replace_removed_params_ssa_names): Parameter data changed into
756 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
757 changed the parameter dont_convert to convert with the opposite
759 (sra_ipa_modify_assign): Parameter data changed into adjustments
760 vector, return value changed to bool.
761 (ipa_sra_modify_function_body): New function.
762 (sra_ipa_reset_debug_stmts): Updated a comment.
763 (modify_function): Use ipa_sra_modify_function_body to modify function
766 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
769 * alias.c (true_dependence): Handle the same VALUE in x and mem.
770 (canon_true_dependence): Likewise.
771 (write_dependence_p): Likewise.
773 2010-05-04 Jan Hubicka <jh@suse.cz>
775 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
776 * cgraphbuild.c: Include ipa-utils.h
777 (record_reference_ctx): New struct.
778 (record_reference): Simplify to work on initializers; not statements.
779 (mark_address, mark_load, mark_store): New.
780 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
782 (record_references_in_initializer): Update use of record_reference.
783 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
786 2010-05-04 Jan Hubicka <jh@suse.cz>
788 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
789 node will be removed anyway.
790 (lto_varpool_replace_node): Allow also unanalyzed nodes;
791 relink aliases of node into prevailing node.
792 * varpool.c (varpool_remove_node): Remove aliases properly;
793 when removing node, remove all its aliases too; remove DECL_INITIAL
794 of removed node; ggc_free the varpool node.
796 2010-05-04 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/43879
799 * tree-ssa-structalias.c (alias_get_name): Use
800 DECL_ASSEMBLER_NAME if available.
801 (create_function_info_for): Return the varinfo node.
802 (ipa_pta_execute): Associate same-body aliases and extra names
803 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
805 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
807 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
810 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
813 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
814 only if HONOR_REG_ALLOC_ORDER is not defined.
816 2010-05-04 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/43949
819 * tree-vrp.c (extract_range_from_binary_expr): Only handle
822 2010-04-26 Jason Merrill <jason@redhat.com>
824 * c.opt (-fstrict-enums): New.
825 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
827 2010-05-03 David Ung <davidu@mips.com>
828 James E. Wilson <wilson@codesourcery.com>
830 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
831 emit the trap instruction before the divide for TUNE_74K.
833 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
835 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
836 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
837 based on the above, for new target hook.
839 * hooks.c (hook_bool_mode_true): New generic hook.
840 * hooks.h (hook_bool_mode_true): Add prototype.
842 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
844 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
845 target hook, set to hook_bool_mode_false.
846 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
847 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
848 with targetm.small_register_classes_for_mode_p.
849 (find_reusable_reload): Likewise.
850 (combine_reloads): Likewise.
851 * reload1.c (reload_as_needed): Likewise.
852 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
853 * ifcvt.c (noce_process_if_block, check_cond_move_block,
854 dead_or_predicable): Likewise.
855 * regmove.c (optimize_reg_copy_1): Likewise.
856 * calls.c (prepare_call_address): Likewise.
857 (precompute_register_parameters): Likewise.
859 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
861 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
862 implementation of the hook that considers all register classes
863 small except for SH64.
864 (sh_override_options): Use the new hook.
865 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
868 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
870 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
871 implementation of the hook that considers all register classes
873 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
876 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
878 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
879 implementation of the hook that considers all register classes
881 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
884 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
886 * config/m32c/m32c.h: Likewise.
887 * config/pdp11/pdp11.h: Likewise.
888 * config/avr/avr.h: Likewise.
889 * config/xtensa/xtensa.h: Likewise.
890 * config/m68hc11/m68hc11.h: Likewise.
891 * config/mn10300/mn10300.h: Likewise.
892 * config/mcore/mcore.h: Likewise.
893 * config/h8300/h8300.h: Likewise.
894 * config/bfin/bfin.h: Likewise.
896 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
897 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
899 2010-05-03 Anatoly Sokolov <aesok@post.ru>
901 * double-int.h (tree_to_double_int): Remove macro.
902 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
903 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
904 (tree_to_double_int): New function.
905 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
907 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
909 2010-05-03 Richard Guenther <rguenther@suse.de>
911 PR tree-optimization/43971
912 * tree-ssa-structalias.c (get_constraint_for_1): Fix
913 constraints in the !flag_delete_null_pointer_checks case.
915 2010-05-03 Jakub Jelinek <jakub@redhat.com>
918 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
919 result mode matches original rtl mode.
921 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
924 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
926 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
929 when processing flag options.
931 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
933 * gcov-iov.c (main): Change format string placeholder
934 from %#08x to 0x%08x.
935 * genchecksum.c (dosum): Change format string placeholder
936 from %#02x to 0x%02x.
938 2010-05-02 Richard Guenther <rguenther@suse.de>
940 PR tree-optimization/43879
941 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
943 2010-05-02 Bruno Haible <bruno@clisp.org>
945 * doc/extend.texi (Function Attributes): Fix a typo.
947 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
950 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
951 placeholder from 0x%x to %#x.
952 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
953 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
954 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
955 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
956 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
957 * config/i386/i386.c (ix86_target_string): Ditto.
958 * config/i386/i386.c (output_pic_addr_const): Ditto.
959 (print_operand): Ditto.
961 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
963 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
964 placeholder from 0x%x to %#x.
965 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
966 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
967 (ASM_OUTPUT_DEBUG_DATA): Ditto.
968 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
969 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
970 * optc-gen.awk: Ditto.
971 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
972 (HOST_WIDE_INT_PRINT_HEX): Ditto.
973 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
974 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
976 2010-05-01 Anatoly Sokolov <aesok@post.ru>
978 * target.h (struct calls): Add function_value_regno_p field.
979 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
980 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
981 * targhooks.c (default_function_value_regno_p): New function.
982 * targhooks.h (default_function_value_regno_p): Declare function.
983 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
984 * builtins.c. (apply_result_size): (Ditto.).
985 * combine.c. (likely_spilled_retval_p): (Ditto.).
986 * mode-switching.c. Include 'target.h'.
987 (create_pre_exit): Use function_value_regno_p hook.
988 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
989 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
990 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
992 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
993 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
994 (ix86_function_value_regno_p): Declare as static, change argument
995 type to const unsigned int.
996 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
998 2010-05-01 Richard Guenther <rguenther@suse.de>
1000 PR tree-optimization/43949
1001 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1003 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1005 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1007 * rtl.h (CONST_DOUBLE_P): Define.
1008 (rtx_to_double_int): Declare.
1009 * emit-rtl.c (rtx_to_double_int): New function.
1010 * dwarf2out.c (insert_double): New function.
1011 (loc_descriptor, add_const_value_attribute): Clean up, use
1012 rtx_to_double_int and insert_double functions.
1014 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1016 * doc/extend.texi (Inline): Add missing return keyword to examples.
1017 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1020 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1022 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1023 the variable part of the offset as well. Use highest_pow2_factor for
1024 all alignment checks.
1026 2010-04-30 Richard Guenther <rguenther@suse.de>
1028 PR tree-optimization/43879
1029 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1032 2010-04-30 Jan Hubicka <jh@suse.cz>
1034 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1036 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1038 2010-04-30 Jan Hubicka <jh@suse.cz>
1040 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1042 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1043 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1044 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1045 cgraph_node_set_needs_ltrans_p): Remove.
1047 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1049 * sdbout.c: Include vec.h, do not include varray.h.
1050 (deferred_global_decls, sdbout_global_decl,
1051 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1052 * toplev.c: Do not include varray.h.
1053 (dump_memory_report): Do not dump VARRAY statistics.
1054 * gengtype.c (open_base_file): Ignore varray.h.
1055 * Makefile.in: Update for abovementioned changes.
1056 Remove all traces of varray.c and varray.h.
1057 * varray.c: Remove file.
1058 * varray.h: Remove file.
1060 2010-04-30 Jan Hubicka <jh@suse.cz>
1062 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1065 2010-04-30 Jan Hubicka <jh@suse.cz>
1067 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1070 2010-04-30 Richard Guenther <rguenther@suse.de>
1072 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1073 constraints for CONSTRUCTOR.
1075 2010-04-30 Richard Guenther <rguenther@suse.de>
1078 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1079 first after all lowering passes.
1081 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1083 * toplev.c: Include varray.h for statistics dumping.
1084 * tree.h: Do not declare varray_head_tag.
1085 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1086 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1087 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1088 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1089 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1090 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1091 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1092 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1094 * Makefile.in: Update for abovementioned changes.
1096 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1099 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1101 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1103 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1104 Use this function to do machine-specific conversion.
1105 (picochip_legitimize_reload_address): Likewise.
1106 (picochip_legitimate_address_p): Check valid base register only if
1108 (picochip_check_conditional_copy): Check for modw only if opnd is
1110 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1111 to call the function in c.
1112 * config/picochip/picochip-protos.h
1113 (picochip_legitimize_reload_address): Define.
1114 * config/picochip/picochip.md (supported_compare1): Define.
1116 2010-04-30 Jan Hubicka <jh@suse.cz>
1118 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1119 (cgraph_global_info): Remove inlined.
1120 (LTO_cgraph_tag_names): Remove.
1121 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1122 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1123 simplify cgraph tags and document.
1124 (lto_output_node): Use only LTO_cgraph_unavail_node and
1125 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1126 for_functions_valid, global info, process and output flags.
1127 (input_overwrite_node): Initialize estimated stack size and
1128 estimated growth. Do not read flags we no longer store.
1129 (input_node): Likewise do not read info no longer stored.
1130 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1133 2010-04-30 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/43879
1136 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1137 handle non-zero initializers.
1139 2010-04-30 Richard Guenther <rguenther@suse.de>
1141 * builtins.c (fold_builtin_1): Delete free (0).
1143 2010-04-29 Jan Hubicka <jh@suse.cz>
1145 * gengtype.c (open_base_files): Add lto-streamer.h
1146 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1147 (pass_ipa_cp): GGC collect.
1148 * toplev. (compile_file): Do not output symbols.
1149 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1150 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1151 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1152 * lto-section-in.c: Include ggc.h
1153 (lto_new_in_decl_state): Alloc in GGC.
1154 (lto_delete_in_decl_state): Likewise.
1155 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1158 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1161 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1162 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1163 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1164 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1165 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1166 account only if HONOR_REG_ALLOC_ORDER is not defined.
1167 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1168 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1170 2010-04-29 Jon Grant <04@jguk.org>
1172 * collect2.c (vflag): Change type from int to bool.
1174 (helpflag): New global bool.
1175 (main): Set vflag and debug with boolean, not integer truth values.
1176 Accept new "--help" option and output usage text if found.
1177 * collect2.h (vflag): Update prototype.
1180 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1183 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1185 2010-04-29 Richard Guenther <rguenther@suse.de>
1188 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1189 with ATTRIBUTE_UNUSED.
1191 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1194 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1195 INSN_P with NONDEBUG_INSN_P.
1196 (distance_non_agu_define): Likewise.
1197 (distance_agu_use): Likewise.
1199 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1201 From Dominique d'Humieres <dominiq@lps.ens.fr>
1203 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1206 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1208 * plugin.h (invoke_plugin_callbacks): New inline function.
1209 * plugin.c (flag_plugin_added): New global flag.
1210 (add_new_plugin): Initialize above flag.
1211 (invoke_plugin_callbacks): Rename to ...
1212 (invoke_plugin_callbacks_full): ... this.
1214 2010-04-28 Jan Hubicka <jh@suse.cz>
1216 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1217 (lto_varpool_replace_node): New.
1218 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1219 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1220 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1221 * cgraph.h (varpool_node_ptr): New type.
1222 (varpool_node_ptr): New vector.
1223 (varpool_node_set_def): New structure.
1224 (varpool_node_set): New type.
1225 (varpool_node_set): New vector.
1226 (varpool_node_set_element_def): New structure.
1227 (varpool_node_set_element, const_varpool_node_set_element): New types.
1228 (varpool_node_set_iterator): New type.
1229 (varpool_node): Add prev pointers, add used_from_other_partition,
1231 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1232 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1233 varpool_get_node, varpool_remove_node): Declare.
1234 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1235 varpool_node_set_size): New inlines.
1236 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1237 * tree-pass.h (varpool_node_set_def): Forward declare.
1238 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1239 (ipa_write_optimization_summaries): Update prototype.
1240 * ipa-cp.c (ipcp_write_summary): Update.
1241 * ipa-reference.c (ipa_reference_write_summary): Update.
1242 * lto-cgraph.c (lto_output_varpool_node): New static function.
1243 (output_varpool): New function.
1244 (input_varpool_node): New static function.
1245 (input_varpool_1): New function.
1246 (input_cgraph): Input varpool.
1247 * ipa-pure-const.c (pure_const_write_summary): Update.
1248 * lto-streamer-out.c (lto_output): Update, output varpool too.
1249 (write_global_stream): Kill WPA hack.
1250 (produce_asm_for_decls): Update.
1251 (output_alias_pair_p): Handle variables.
1252 (output_unreferenced_globals): Output only needed partition of varpool.
1253 * ipa-inline.c (inline_write_summary): Update.
1254 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1256 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1257 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1258 varpool_node_set_new, varpool_node_set_add,
1259 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1260 debug_varpool_node_set): New functions.
1261 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1262 (execute_one_pass): Process new decls too.
1263 (ipa_write_summaries_2): Pass around vsets.
1264 (ipa_write_summaries_1): Likewise.
1265 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1267 (ipa_write_optimization_summaries_1): Pass around vsets.
1268 (ipa_write_optimization_summaries): Likewise.
1269 * varpool.c (varpool_get_node): New.
1270 (varpool_node): Update doubly linked lists.
1271 (varpool_remove_node): New.
1272 (dump_varpool_node): More dumping.
1273 (varpool_enqueue_needed_node): Update doubly linked lists.
1274 (decide_is_variable_needed): Kill ltrans hack.
1275 (varpool_finalize_decl): Kill lto hack.
1276 (varpool_assemble_decl): Skip decls in other partitions.
1277 (varpool_assemble_pending_decls): Update doubly linkes lists.
1278 (varpool_empty_needed_queue): Likewise.
1279 (varpool_extra_name_alias): Likewise.
1280 * lto-streamer.c (lto_get_section_name): Add vars section.
1281 * lto-streamer.h (lto_section_type): Update.
1282 (output_varpool, input_varpool): Declare.
1284 2010-04-28 Mike Stump <mikestump@comcast.net>
1286 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1288 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1290 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1291 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1292 (lto_input_ts_type_tree_pointers): Likewise.
1293 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1294 (lto_output_ts_type_tree_pointers): Likewise.
1296 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1298 Uniquization of constants at the Tree level
1299 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1300 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1302 (tree_output_constant_def): Declare.
1303 * gimplify.c (gimplify_init_constructor): When using block copy, first
1304 uniquize the constant constructor on the RHS.
1305 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1306 DECL_IN_CONSTANT_POOL flag.
1307 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1308 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1310 (assemble_variable): Deal with symbols belonging to the tree constant
1312 (get_constant_section): Add ALIGN parameter and simplify.
1313 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1314 (assemble_constant_contents): Use the expression of the VAR_DECL.
1315 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1316 (tree_output_constant_def): New global function.
1317 (mark_constant): Use the expression of the VAR_DECL.
1318 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1320 (output_object_block): Likewise and assemble the expression.
1322 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1324 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1325 hash_tree, eq_tree): New tree hash table.
1326 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1327 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1328 lto_orig_address_remove): Reimplement.
1330 2010-04-28 Xinliang David Li <davidxl@google.com>
1333 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1334 (compute_uninit_opnds_pos): New function.
1335 (is_non_loop_exit_postdominating): New function.
1336 (compute_control_dep_chain): New function.
1337 (find_pdom): New function.
1338 (convert_control_dep_chain_into_preds): New function.
1339 (find_predicates): New function.
1340 (find_control_equiv_block): New function.
1341 (collect_phi_def_edges): New function.
1342 (find_def_preds): New function.
1343 (find_dom): New function.
1344 (dump_predicates): New function.
1345 (get_cmp_code): New function.
1346 (is_value_included_in): New function.
1347 (find_matching_predicate_in_rest_chains): New function.
1348 (use_pred_not_overlap_with_undef_path_pred): New function.
1349 (is_use_properly_guarded): New function.
1350 (normalize_cond_1): New function.
1351 (is_and_or_or): New function.
1352 (normalize_cond): New function.
1353 (is_gcond_subset_of): New function.
1354 (is_subset_of_any): New function.
1355 (is_or_set_subset_of): New function.
1356 (is_and_set_subset_of): New function.
1357 (is_norm_cond_subset_of): New function.
1358 (is_pred_expr_subset_of): New function.
1359 (is_pred_chain_subset_of): New function.
1360 (is_included_in): New function.
1361 (is_superset_of): New function.
1362 (find_uninit_use): New function.
1363 (warn_uninitialized_phi): New function.
1364 (compute_possibly_undefined_names): New function.
1365 (ssa_undefined_value_p): New function.
1366 (execute_late_warn_uninitialized): New function.
1367 * tree-ssa.c (ssa_undefined_value_p): Removed.
1368 (warn_uninit): Changed to extern.
1369 (warn_uninitialized_phi): Removed.
1370 (warn_uninitialized_vars): Changed to extern.
1371 (execute_late_warn_uninitialized): Removed
1372 * tree-flow.h: Add new prototypes.
1373 * timevar.def: Add new time variable.
1374 * Makefile.in: Add new build file.
1376 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1378 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1381 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1384 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1386 2010-04-28 Martin Jambor <mjambor@suse.cz>
1388 * cgraph.h (struct cgraph_node): New field indirect_calls.
1389 (struct cgraph_indirect_call_info): New type.
1390 (struct cgraph_edge): Removed field indirect_call. New fields
1391 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1392 (cgraph_create_indirect_edge): Declare.
1393 (cgraph_make_edge_direct): Likewise.
1394 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1395 * ipa-prop.h (struct ipa_param_call_note): Removed.
1396 (struct ipa_node_params): Removed field param_calls.
1397 (ipa_create_all_structures_for_iinln): Declare.
1398 * cgraph.c: Described indirect edges and uids in initial comment.
1399 (cgraph_add_edge_to_call_site_hash): New function.
1400 (cgraph_edge): Search also among the indirect edges, use
1401 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1402 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1403 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1405 (initialize_inline_failed): Assign a reason to indirect edges.
1406 (cgraph_create_edge_1): New function.
1407 (cgraph_create_edge): Moved some functionality to
1408 cgraph_create_edge_1.
1409 (cgraph_create_indirect_edge): New function.
1410 (cgraph_edge_remove_callee): Add an assert checking for
1412 (cgraph_edge_remove_caller): Special-case indirect edges.
1413 (cgraph_remove_edge): Likewise.
1414 (cgraph_set_edge_callee): New function.
1415 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1416 (cgraph_make_edge_direct): New function.
1417 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1418 the declaration of the call statement matches.
1419 (cgraph_node_remove_callees): Special-case indirect edges.
1420 (cgraph_clone_edge): Likewise.
1421 (cgraph_clone_node): Clone also the indirect edges.
1422 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1423 indirect_call, dump count of indirect_calls edges.
1424 * ipa-prop.c (iinlining_processed_edges): New variable.
1425 (ipa_note_param_call): Create indirect edges instead of
1426 creating notes. New parameter node.
1427 (ipa_analyze_call_uses): New parameter node, pass it on to
1428 ipa_note_param_call.
1429 (ipa_analyze_stmt_uses): Likewise.
1430 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1431 (print_edge_addition_message): Work on edges rather than on notes.
1432 (update_call_notes_after_inlining): Likewise, renamed to
1433 update_indirect_edges_after_inlining.
1434 (ipa_create_all_structures_for_iinln): New function.
1435 (ipa_free_node_params_substructures): Do not free notes.
1436 (ipa_edge_duplication_hook): Propagate bits within
1437 iinlining_processed_edges bitmap.
1438 (ipa_node_duplication_hook): Do not duplicate notes.
1439 (free_all_ipa_structures_after_ipa_cp): Renamed to
1440 ipa_free_all_structures_after_ipa_cp.
1441 (free_all_ipa_structures_after_iinln): Renamed to
1442 ipa_free_all_structures_after_iinln.g
1443 (ipa_write_param_call_note): Removed.
1444 (ipa_read_param_call_note): Removed.
1445 (ipa_write_indirect_edge_info): New function.
1446 (ipa_read_indirect_edge_info): Likewise.
1447 (ipa_write_node_info): Do not stream notes, do stream information
1449 (ipa_read_node_info): Likewise.
1450 (lto_ipa_fixup_call_notes): Removed.
1451 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1452 * ipa-inline.c (pass_ipa_inline): Likewise.
1453 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1454 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1455 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1457 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1459 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1460 (output_cgraph): Stream also indirect edges.
1461 (lto_output_edge): Added capability to stream indirect edges.
1462 (input_edge): Likewise.
1463 (input_cgraph_1): Likewise.
1464 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1467 2010-04-28 Richard Guenther <rguenther@suse.de>
1469 PR tree-optimization/43879
1470 PR tree-optimization/43909
1471 * tree-ssa-structalias.c (struct variable_info): Add
1472 only_restrict_pointers flag.
1473 (new_var_info): Initialize it. Increment stats.total_vars here.
1474 (create_function_info_for): Do not increment stats.total_vars
1476 (get_function_part_constraint): Fix build with C++.
1477 (insert_into_field_list): Remove.
1478 (push_fields_onto_fieldstack): Properly merge fields.
1479 (create_variable_info_for): Split and simplify.
1480 (create_variable_info_for_1): New piece.
1481 (intra_create_variable_infos): Properly make restrict constraints
1484 2010-04-28 Richard Guenther <rguenther@suse.de>
1487 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1489 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1490 Jan Hubicka <hubicka@ucw.cz>
1492 * doc/invoke.texi (-Wsuggest-attribute=const,
1493 -Wsuggest-attribute=pure): Document.
1494 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1495 (function_always_visible_to_compiler_p,
1496 suggest_attribute, warn_function_pure, warn_function_const):
1498 (check_call): Improve debug info.
1499 (analyze_function): Do not check availability.
1500 (add_new_function): Check availability.
1501 (propagate): Output warnings.
1502 (skip_function_for_local_pure_const): New function.
1503 (local_pure_const): Use it; output warnings.
1504 * common.opt (Wsuggest-attribute=const,
1505 Wsuggest-attribute=pure): New.
1507 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1509 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1510 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1511 or DW_CFA_def_cfa_offset{,_sf}.
1513 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1515 * tree.h: Fix truncated long macros.
1517 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1519 * collect2.c (TARGET_64BIT): Redefine to target's default.
1520 * tlink.c: Likewise.
1521 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1522 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1523 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1524 for underscoring __USER_LABEL_PREFIX__.
1525 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1526 (SUB_LINK_ENTRY32): New.
1527 (SUB_LINK_ENTRY64): New.
1528 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1529 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1530 (SUB_LINK_ENTRY64): New.
1531 (SUB_LINK_ENTRY): New.
1532 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1533 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1534 x64 target is choosen.
1535 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1536 * configure: Regenerated.
1537 * configure.ac (leading-mingw64-underscores): Option added.
1539 2010-04-27 Jan Hubicka <jh@suse.cz>
1541 * doc/invoke.texi (-fipa-profile): Document.
1542 * opts.c (decode_options): Enable ipa-profile at -O1.
1543 * timevar.def (TV_IPA_PROFILE): Define.
1544 * common.opt (fipa-profile): Add.
1545 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1547 (cgraph_propagate_frequency): Handle only local ones.
1548 * tree-pass.h (pass_ipa_profile): Declare.
1549 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1550 (pass_ipa_profile): Use TV_IPA_PROFILE.
1551 * ipa.c (ipa_profile): New function.
1552 (gate_ipa_profile): Likewise.
1553 (pass_ipa_profile): New global variable.
1554 * passes.c (pass_ipa_profile): New.
1556 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1558 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1560 2010-04-27 Martin Jambor <mjambor@suse.cz>
1563 * ipa.c (dissolve_same_comdat_group_list): New function.
1564 (function_and_variable_visibility): Call
1565 dissolve_same_comdat_group_list when comdat group contains external or
1567 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1568 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1570 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1572 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1573 (const_hash_1) <VECTOR_CST>: New case.
1574 (compare_constant) <VECTOR_CST>: Likewise.
1575 <ADDR_EXPR>: Deal with LABEL_REFs.
1576 (copy_constant) <VECTOR_CST>: New case.
1578 2010-04-27 Jan Hubicka <jh@suse.cz>
1580 * cgraph.c (cgraph_propagate_frequency): New function.
1581 * cgraph.h (cgraph_propagate_frequency): Declare.
1582 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1583 cgraph_propagate_frequency.
1585 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1587 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1589 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1592 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1593 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1594 here to determine which regs to push and how much stack to reserve.
1596 2010-04-27 Jie Zhang <jie@codesourcery.com>
1598 * doc/gimple.texi (gimple_statement_with_ops): Remove
1599 addresses_taken field.
1600 (gimple_statement_with_memory_ops): Likewise.
1602 2010-04-27 Jan Hubicka <jh@suse.cz>
1604 * tree-inline.c (eni_inlining_weights): Remove.
1605 (estimate_num_insns): Special case more builtins.
1607 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1610 * c-typeck.c (build_binary_op): Move forward check for comparison
1611 pointer with null pointer constant and adjust the diagnostic message.
1613 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1616 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1617 binutils supports extended .section directive needed by LTO, or
1618 warn if older binutils found.
1619 (LTO_BINARY_READER): New AC_SUBST'd variable.
1620 (LTO_USE_LIBELF): Likewise.
1621 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1623 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1624 (LTO_USE_LIBELF): Likewise.
1625 * configure: Regenerate.
1627 * collect2.c (is_elf): Rename from this ...
1628 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1629 object files in addition to ELF-formatted ones.
1630 (scan_prog_file): Caller updated. Also allow for LTO info marker
1631 symbol to be prefixed or not by an extra underscore.
1633 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1634 * config/i386/winnt.c: Also #include lto-streamer.h
1635 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1637 (i386_pe_asm_output_aligned_decl_common): Add comment.
1638 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1640 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1643 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1644 Add missing earlyclobber for second alternative.
1646 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1648 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1649 bits for artificial defs at the top of the block.
1650 * fwprop.c (single_def_use_enter_block): Don't call it.
1652 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1655 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1656 instead of "$gcc_cv_objdump -T".
1657 Use "-undefined dynamic_lookup" on darwin.
1658 * gcc/configure: Regenerate.
1660 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1663 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1665 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1667 * c-parser.c (struct c_token): Move location field up.
1668 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1669 (struct c_declspecs): Convert typespec_word, storage_class, and
1670 default_int_p into bitfields.
1671 (struct c_declarator): Move loc field up.
1673 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1675 * cfgloop.h (struct loop): Move can_be_parallel field up.
1676 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1677 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1679 (struct iv_cand): Convert pos field into a bitfield.
1680 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1682 (struct _stmt_vec_info): Shuffle fields for better packing.
1684 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1686 * varasm.c (IN_NAMED_SECTION): Remove guard.
1687 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1688 (IN_NAMED_SECTION_P): ...this.
1689 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1690 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1692 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1694 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1695 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1696 of shadowing it. Fix comments.
1698 2010-04-26 Jan Hubicka <jh@suse.cz>
1700 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1701 (cgraph_clone_node): Copy function frequency.
1702 * cgraph.h (node_frequency): New enum
1703 (struct cgraph_node): Add.
1704 * final.c (rest_of_clean_state): Update.
1705 * lto-cgraph.c (lto_output_node): Output node frequency.
1706 (input_overwrite_node): Input node frequency.
1707 * tre-ssa-loop-ivopts (computation_cost): Update.
1708 * lto-streamer-out.c (output_function): Do not output function
1710 * predict.c (maybe_hot_frequency_p): Update and handle functions
1712 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1714 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1715 (compute_function_frequency): Set noreturn functions to be executed
1717 (choose_function_section): Update.
1718 * lto-streamer-in.c (input_function): Do not input function frequency.
1719 * function.c (allocate_struct_function): Do not initialize function
1721 * function.h (function_frequency): Remove.
1722 (struct function): Remove function frequency.
1723 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1724 (try_update): Update.
1725 * tree-inline.c (initialize_cfun): Do not update function frequency.
1726 * passes.c (pass_init_dump_file): Update.
1727 * i386.c (ix86_compute_frame_layout): Update.
1728 (ix86_pad_returns): Update.
1730 2010-04-26 Jie Zhang <jie@codesourcery.com>
1732 PR tree-optimization/43833
1733 * tree-vrp.c (range_int_cst_p): New.
1734 (range_int_cst_singleton_p): New.
1735 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1736 when both operands are constants. Use range_int_cst_p in
1739 2010-04-26 Jan Hubicka <jh@suse.cz>
1741 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1743 2010-04-26 Richard Guenther <rguenther@suse.de>
1746 * gimple.c (gimple_decl_printable_name): Deal gracefully
1747 with a NULL DECL_NAME.
1749 2010-04-26 Richard Guenther <rguenther@suse.de>
1752 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1753 if emitting debug information and it is either a function
1754 or a namespace decl.
1756 2010-04-26 Ira Rosen <irar@il.ibm.com>
1758 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1759 determine if the statement is vectorizable, and a macro to access it.
1760 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1761 Skip statements that can't be vectorized. If the analysis fails,
1762 mark the statement as unvectorizable if vectorizing basic block.
1763 (vect_compute_data_refs_alignment): Likewise.
1764 (vect_verify_datarefs_alignment): Skip statements marked as
1765 unvectorizable. Add print.
1766 (vect_analyze_group_access): Skip statements that can't be
1767 vectorized. If the analysis fails, mark the statement as
1768 unvectorizable if vectorizing basic block.
1769 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1770 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1771 generated stmts for SLP.
1772 (new_stmt_vec_info): Initialize the new field.
1773 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1774 statements marked as unvectorizable.
1776 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1778 * c-common.c (flag_isoc1x): New.
1779 (flag_isoc99): Update comment.
1780 * c-common.h (flag_isoc1x): New.
1781 (flag_isoc99): Update comment.
1782 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1783 __<type>_DECIMAL_DIG__.
1784 * c-opts.c (set_std_c1x): New.
1785 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1786 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1787 * c.opt (-std=c1x, -std=gnu1x): New options.
1788 * doc/cpp.texi: Mention -std=c1x.
1789 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1790 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1791 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1792 * doc/standards.texi: Mention C1X.
1793 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1794 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1795 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1798 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1800 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1801 placeholder from 0x%x to %#x.
1802 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1803 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1804 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1805 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1806 * config/i386/i386.c (ix86_target_string): Ditto.
1807 (output_pic_addr_const): Ditto.
1808 (print_operand): Ditto.
1810 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1812 * combine.c (find_split_point): Add third argument. Use it
1813 to find nested multiply-accumulate instructions. Adjust calls.
1814 (try_combine): Adjust call to find_split_point.
1816 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1818 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1820 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1822 PR tree-optimization/41442
1823 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1824 (fold_binary_loc): Call it.
1826 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1828 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1829 * opts.c (common_handle_option): Allow disabling it.
1830 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1832 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1834 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1835 between modes if both types are integral.
1837 2010-04-23 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/43572
1840 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1842 2010-04-23 Richard Guenther <rguenther@suse.de>
1845 * tree-inline.c (tree_can_inline_p): Also check compatibility
1848 2010-04-23 Martin Jambor <mjambor@suse.cz>
1850 PR tree-optimization/43846
1851 * tree-sra.c (struct access): New flag grp_assignment_read.
1852 (build_accesses_from_assign): Set grp_assignment_read.
1853 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1854 (enum mark_read_status): New type.
1855 (analyze_access_subtree): Propagate grp_assignment_read, create
1856 accesses also if both direct_read and root->grp_assignment_read.
1858 2010-04-23 Martin Jambor <mjambor@suse.cz>
1861 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1862 function does not have type attributes.
1864 2010-04-23 Richard Guenther <rguenther@suse.de>
1867 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1870 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1872 * sese.h (create_if_region_on_edge): Remove.
1874 * sese.c (create_if_region_on_edge): Make static.
1876 * tree-inline.c: Do not include ggc.h.
1878 * expr.c: Do not include ggc.h.
1880 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1883 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1886 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1887 in the middle of insns for casesi_worker_2.
1889 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1891 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1893 2010-04-22 Ira Rosen <irar@il.ibm.com>
1895 PR tree-optimization/43842
1896 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1897 loop unrolling in update of exit phis. Fix comment.
1898 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1899 least two reduction statements in the loop before starting SLP
1902 2010-04-22 Nick Clifton <nickc@redhat.com>
1904 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1906 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1908 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1911 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1913 * tree-parloops.c (loop_parallel_p): New argument
1914 parloop_obstack. Pass it down.
1915 (parallelize_loops): New variable parloop_obstack. Initialize it,
1916 pass it down, free it.
1918 * tree-loop-linear.c (linear_transform_loops): Pass down
1921 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1922 of type struct obstack *.
1924 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1925 scratch_obstack. Initialize it, pass down, free it.
1927 * lambda.h (lambda_loop_new): Remove.
1928 (lambda_matrix_new, lambda_matrix_inverse)
1929 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1930 argument of type struct obstack *.
1932 * lambda-trans.c (lambda_trans_matrix_new): New argument
1933 lambda_obstack. Pass it down, use obstack allocation for ret.
1934 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1937 * lambda-mat.c (lambda_matrix_get_column)
1938 (lambda_matrix_project_to_null): Remove.
1939 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1941 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1944 * lambda-code.c (lambda_loop_new): New function.
1945 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1946 (lambda_compute_auxillary_space, lambda_compute_target_space)
1947 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1948 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1949 (build_access_matrix): New argument lambda_obstack. Use obstack
1951 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1952 argument lambda_obstack. Pass it down.
1954 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1956 * optabs.h (expand_widening_mult): Declare.
1958 2010-04-22 Richard Guenther <rguenther@suse.de>
1960 PR tree-optimization/43845
1961 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1962 lookup the CALL_EXPR function and arguments.
1964 2010-04-22 Nick Clifton <nickc@redhat.com>
1966 * config/stormy16/stormy16.c
1967 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1968 * config/stormy16/stormy16.h: Tidy up formatting.
1969 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1970 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1971 (ineqbranchsi): Delete pattern.
1972 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1973 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1974 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1975 stormy16-lib2-ucmpsi2.c.
1977 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1979 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1980 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1981 extra set merge_set_noclobber, and use it to relax the final test
1983 * df.h (df_simulate_find_noclobber_defs): Declare.
1984 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1986 (df_simulate_find_noclobber_defs): New function.
1988 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/i386.md: Use {} around multi-line preparation statements.
1992 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1994 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1995 (process_init_element): New argument of type struct obstack *.
1997 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1998 (set_init_index, set_init_label, set_nonincremental_init)
1999 (set_nonincremental_init_from_string, find_init_member)
2000 (output_init_element, output_pending_init_elements)
2001 (process_init_element): New argument braced_init_obstack. Pass it
2003 (push_range_stack, add_pending_init): New argument
2004 braced_init_obstack. Use obstack allocation.
2006 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2007 braced_init_obstack. Pass it down.
2008 (c_parser_braced_init): New variables ret, braced_init_obstack.
2009 Initialize obstack, pass it down and finally free it.
2011 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2014 * tree-pass.h (pass_optimize_widening_mul): Declare.
2015 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2016 gate_optimize_widening_mul): New static functions.
2017 (pass_optimize_widening_mul): New.
2018 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2019 <case MULT_EXPR>: Remove support for widening multiplies.
2020 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2021 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2022 simplify_gen_unary rather than directly building extensions.
2023 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2025 * expmed.c (expand_widening_mult): New function.
2026 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2028 2010-04-21 Jan Hubicka <jh@suse.cz>
2030 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2031 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2032 * lto-wpa-fixup.c: Remove.
2033 * Makefile.in (lto-wpa-fixup.o): Remove.
2034 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2035 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2036 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2038 2010-04-21 Jan Hubicka <jh@suse.cz>
2040 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2041 add write_optimization_summary, read_optimization_summary.
2042 (ipa_write_summaries_of_cgraph_node_set): Remove.
2043 (ipa_write_optimization_summaries): Declare.
2044 (ipa_read_optimization_summaries): Declare.
2045 * ipa-cp.c (pass_ipa_cp): Update.
2046 * ipa-reference.c (pass_ipa_reference): Update.
2047 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2048 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2050 * ipa-inline.c (pass_ipa_inline): Update.
2051 * ipa.c (pass_ipa_whole_program): Update.
2052 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2053 * passes.c (ipa_write_summaries_1): Do not test wpa.
2054 (ipa_write_optimization_summaries_1): New.
2055 (ipa_write_optimization_summaries): New.
2056 (ipa_read_summaries): Do not test ltrans.
2057 (ipa_read_optimization_summaries_1): New.
2058 (ipa_read_optimization_summaries): New.
2060 2010-04-21 Jan Hubicka <jh@suse.cz>
2062 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2064 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2066 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2069 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2070 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2072 2010-04-21 Jan Hubicka <jh@suse.cz>
2074 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2076 2010-04-21 Jan Hubicka <jh@suse.cz>
2078 * varpool.c (decide_is_variable_needed): Variable is always needed
2081 2010-04-21 Jan Hubicka <jh@suse.cz>
2083 * opts.c (decode_options): Enable pure-const pass for whopr.
2085 2010-04-21 Jan Hubicka <jh@suse.cz>
2087 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2088 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2090 (cgraph_decide_inlining): Do not expect callee to be removed in all
2093 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2095 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2097 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2099 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2100 amdfam10_decode attributes.
2102 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2105 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2106 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2107 (lower_copyprivate_clauses): Use private var in outer
2108 context instead of original var. Make sure the types
2109 are correct for VLAs.
2111 2010-04-21 Richard Guenther <rguenther@suse.de>
2113 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2114 to non-pointer objects.
2116 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2118 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2119 last chain entry if it starts with the still current label.
2120 (add_location_or_const_value_attribute): Check that
2121 loc_list->first->next is NULL instead of comparing ->first with ->last.
2122 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2123 to add_var_loc_to_decl.
2125 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2126 >= 4 add also address size and segment size fields into CIE header.
2128 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2129 long as address size is the same as sizeof (void *) and
2131 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2132 address size or segment size is unexpected, return DW_EH_PE_omit.
2133 (classify_object_over_fdes): If get_cie_encoding returned
2134 DW_EH_PE_omit, return -1.
2135 (init_object): If classify_object_over_fdes returned -1,
2136 pretend there were no FDEs at all.
2138 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2140 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2141 bswap{si,di}2 using SWI48 mode iterator.
2142 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2143 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2144 set modrm attribute of bswap insn to 0 and remove length attribute.
2145 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2146 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2147 set mode attribute to <MODE> and remove length attribute.
2149 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2151 PR rtl-optimization/43520
2152 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2153 zero available registers.
2155 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 * builtins.c (fold_builtin_cproj): Fold more cases.
2159 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2162 (fold_builtin_1): Fold builtin cproj.
2163 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2164 Use ATTR_CONST_NOTHROW_LIST.
2166 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2168 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2169 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2170 ffsi2_no_cmove for !TARGET_CMOVE.
2171 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2172 (ffssi2): Remove expander.
2173 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2175 (ctz<mode>2): Ditto from ctz{si,di}2.
2176 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2178 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2181 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2183 * dwarf2out.c (AT_linkage_name): Define.
2184 (clone_as_declaration): Handle DW_AT_linkage_name.
2185 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2186 of DW_AT_MIPS_linkage_name.
2187 (move_linkage_attr): Likewise.
2188 (dwarf2out_finish): Likewise.
2190 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2193 * fold-const.c (fold_comparison): New folding rule.
2195 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2197 * double-int.h (double_int_setbit): Declare.
2198 * double-int.c (double_int_setbit): New function.
2199 * rtl.h (immed_double_int_const): Declare.
2200 * emit-rtl.c (immed_double_int_const): New function.
2201 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2202 and immed_double_int_const functions.
2203 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2204 expand_copysign_bit): (Ditto.).
2205 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2206 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2207 * dojump.c (prefer_and_bit_test): (Ditto.).
2208 * expr.c (convert_modes, reduce_to_bit_field_precision,
2209 const_vector_from_tree): (Ditto.).
2210 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2212 2010-04-20 Jan Hubicka <jh@suse.cz>
2214 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2215 (dump_cgraph_node): Dump new flags.
2216 * cgraph.h (struct cgraph_node): Add flags
2217 reachable_from_other_partition and in_other_partition.
2218 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2219 other partition can not be removed.
2220 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2221 the other partition must be output; silence sanity checking on
2222 leaking functions bodies from other paritition.
2223 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2224 (lto_output_node): Output new flags; do not sanity check that inline
2225 clones are output; drop lto_forced_extern_inline_p code; do not mock
2226 visibility flags at partition boundaries.
2227 (add_node_to): New function.
2228 (output_cgraph): Use it to sort functions so masters appear before
2230 (input_overwrite_node): Input new flags.
2231 * passes.c (ipa_write_summaries): Do not call
2232 lto_new_extern_inline_states.
2233 * lto-section-out.c (forced_extern_inline,
2234 lto_new_extern_inline_states lto_delete_extern_inline_states,
2235 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2236 * lto-streamer.h (lto_new_extern_inline_states,
2237 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2238 lto_forced_extern_inline_p): Kill.
2240 2010-04-20 Richard Guenther <rguenther@suse.de>
2242 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2243 from vars that can have pointers.
2244 (process_constraint): Dump useless constraints.
2246 2010-04-20 Richard Guenther <rguenther@suse.de>
2248 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2249 (dump_sa_points_to_info): Remove asserts.
2250 (init_base_vars): nothing_id isn't an escape point nor does it
2253 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2255 * tree.h (TYPE_REF_IS_RVALUE): Define.
2256 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2257 should_move_die_to_comdat, prune_unused_types_walk): Handle
2258 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2259 (modified_type_die, gen_reference_type_die): Emit
2260 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2261 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2263 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2266 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2267 calls for -fpic -m31 if they have been sibcall optimized.
2269 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2271 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2272 ar.lc fixed and call-used.
2274 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2276 2010-04-19 Jan Hubicka <jh@suse.cz>
2278 * opts.c (decode_options): Disable whpr incompatible passes.
2279 * lto/lto.c (lto_1_to_1_map): Skip clones.
2280 (read_cgraph_and_symbols): Do not mark everything as needed.
2281 (do_whole_program_analysis): Do map only after optimizing;
2282 set proper cgraph_state; use passmanager.
2284 2010-04-19 DJ Delorie <dj@redhat.com>
2286 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2287 POINTER_PLUS_EXPR and fix them.
2289 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2291 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2292 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2293 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2294 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2295 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2296 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2297 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2298 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2299 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2300 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2301 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2303 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2305 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2306 (check_cond_move_block): Likewise.
2307 (cond_move_process_if_block): Likewise.
2308 (noce_find_if_block): Improve formatting.
2309 (find_if_header): Pass 0 to memset and tweak conditions.
2310 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2312 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2314 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2318 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2319 with non-local decl doesn't need chain.
2321 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2323 * ira-color.c (allocno_reload_assign): Avoid accumulating
2324 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2326 2010-04-19 Martin Jambor <mjambor@suse.cz>
2328 * gimple.h (create_tmp_reg): Declare.
2329 * gimplify.c (create_tmp_reg): New function.
2330 (gimplify_return_expr): Use create_tmp_reg.
2331 (gimplify_omp_atomic): Likewise.
2332 (gimple_regimplify_operands): Likewise.
2333 * tree-dfa.c (make_rename_temp): Likewise.
2334 * tree-predcom.c (predcom_tmp_var): Likewise.
2335 (reassociate_to_the_same_stmt): Likewise.
2336 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2337 (get_replaced_param_substitute): Likewise.
2338 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2339 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2340 * tree-ssa-pre.c (get_representative_for): Likewise.
2341 (create_expression_by_pieces): Likewise.
2342 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2343 (create_tailcall_accumulator): Likewise.
2345 2010-04-19 Martin Jambor <mjambor@suse.cz>
2347 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2349 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2351 2010-04-19 Richard Guenther <rguenther@suse.de>
2353 PR tree-optimization/43796
2354 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2355 from SCEV in the lattice.
2356 (vrp_visit_phi_node): Dump change.
2358 2010-04-19 Richard Guenther <rguenther@suse.de>
2360 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2361 * configure: Re-generated.
2363 2010-04-19 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/43783
2366 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2367 constant ARRAY_REF operands two and three if possible.
2369 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2374 2010-04-19 Jie Zhang <jie@codesourcery.com>
2377 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2379 2010-04-19 Ira Rosen <irar@il.ibm.com>
2381 PR tree-optimization/37027
2382 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2383 and macro to access it.
2384 (vectorizable_reduction): Add argument.
2385 (vect_get_slp_defs): Likewise.
2386 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2387 statements for possible use in SLP.
2388 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2389 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2390 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2392 (vectorizable_reduction): Likewise.
2393 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2395 (vectorizable_type_demotion, vectorizable_type_promotion,
2396 vectorizable_store): Likewise.
2397 (vect_analyze_stmt): Update call to vectorizable_reduction.
2398 (vect_transform_stmt): Likewise.
2399 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2400 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2401 from different interleaving chains in same node.
2402 (vect_slp_rearrange_stmts): New function.
2403 (vect_supported_load_permutation_p): Allow load permutations for
2404 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2405 inside SLP nodes if necessary.
2406 (vect_analyze_slp_instance): Handle reductions.
2407 (vect_analyze_slp): Try to build SLP instances originating from groups
2409 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2410 (vect_get_constant_vectors): Create initial vectors for reductions
2411 according to reduction code. Add new argument.
2412 (vect_get_slp_defs): Add new argument, pass it to
2413 vect_get_constant_vectors.
2414 (vect_schedule_slp_instance): Remove SLP tree root statements.
2416 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2418 * tree.h (ENUM_IS_SCOPED): Define.
2419 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2420 for ENUM_IS_SCOPED enums.
2422 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2424 * fold-const.c (fold_comparison): Use ssizetype.
2425 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2426 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2427 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2428 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2430 * tree.h (initialize_sizetypes): Remove parameter.
2431 (build_common_tree_nodes): Remove second parameter.
2432 * stor-layout.c (initialize_sizetypes): Remove parameter.
2433 Always create an unsigned type.
2434 (set_sizetype): Assert that the passed type is unsigned and simplify.
2435 * tree.c (build_common_tree_nodes): Remove second parameter.
2436 Adjust call to initialize_sizetypes.
2437 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2438 build_common_tree_nodes.
2440 2010-04-18 Matthias Klose <doko@ubuntu.com>
2442 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2444 2010-04-18 Ira Rosen <irar@il.ibm.com>
2446 PR tree-optimization/43771
2447 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2448 load permutation doesn't have gaps.
2450 2010-04-18 Jan Hubicka <jh@suse.cz>
2452 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2453 (sse_prologue_save_insn expander): Use new pattern.
2454 (sse_prologue_save_insn1): New pattern and splitter.
2455 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2457 * i386.c (setup_incoming_varargs_64): Do not compute jump
2459 (ix86_gimplify_va_arg): Update alignment needed.
2460 (ix86_local_alignment): Do not align all local arrays to 128bit.
2462 2010-04-17 Jan Hubicka <jh@suse.cz>
2464 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2466 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2468 * arm.md (negdi2): Remove redundant code to force values into a
2471 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2473 * arm/bpabi.S: Add EABI alignment attributes to objects.
2474 * arm/bpabi-v6m.S: Likewise.
2475 * arm/crti.asm: Likewise.
2476 * arm/crtn.asm: Likewise.
2477 * arm/lib1funcs.asm: Likewise.
2478 * arm/libunwind.S: Likewise.
2480 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2482 * arm-protos.h (tune_params): New structure.
2483 * arm.c (current_tune): New variable.
2484 (arm_constant_limit): Delete.
2485 (struct processors): Add pointer to the tune parameters.
2486 (arm_slowmul_tune): New tuning option.
2487 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2488 (all_cores): Adjust to pick up the tuning model.
2489 (arm_constant_limit): New function.
2490 (arm_override_options): Select the appropriate tuning model. Delete
2491 initialization of arm_const_limit.
2492 (arm_split_constant): Use the new constant-limit model.
2493 (arm_rtx_costs): Pick up the current tuning model.
2494 * arm.md (is_strongarm, is_xscale): Delete.
2495 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2496 for Xscale variant architectures.
2497 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2499 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2501 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2503 (arm_rtx_costs_1): Remove unused variable extra_cost.
2504 (arm_unwind_emit_set): Use variable offset.
2505 (thumb1_output_casesi): Remove unused variable flags.
2507 2010-04-16 Jeff Law <law@redhat.com>
2509 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2510 needing assignment rather than doing a two-phase assignment. Remove
2511 unused variable 'm'.
2513 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2516 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2518 2010-04-16 Doug Kwan <dougkwan@google.com>
2520 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2521 (next_operand_entry_id): New static variable.
2522 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2523 (add_to_ops_vec): Assigned unique ID to operand entry.
2524 (struct oecount_s): New field ID.
2525 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2526 (undistribute_ops_list): Assign unique IDs to oecounts.
2527 (init_reassoc): reset next_operand_entry_id.
2529 2010-04-16 Doug Kwan <dougkwan@google.com>
2531 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2532 missing left parenthesis.
2534 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2537 *btdi_rex64 using SWI48 mode iterator.
2538 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2539 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2540 *jcc_btdi_mask_rex64.
2542 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2544 * double-int.h (tree_to_double_int): Convert to macro.
2545 * double-int.c (tree_to_double_int): Remove.
2547 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2550 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2551 with want_address 2 and in case a single element list might be
2552 possible, call it again with want_address 0.
2554 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2556 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2557 case 'W' print operands for HI mode.
2558 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2559 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2560 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2561 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2563 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2565 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2566 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2567 #xx:3 and #xx:4 mode.
2569 * config/h8300/h8300.md (inverted load with HImode dest): Add
2570 support for H8300SX.
2572 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2573 satisfy 'U' constraint.
2575 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2577 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2578 * configure: Regenerate.
2579 * config.in: Regenerate.
2580 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2583 2010-04-16 Richard Guenther <rguenther@suse.de>
2585 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2586 (struct tree_decl_common): ... here.
2587 (DECL_PT_UID): Adjust.
2588 (SET_DECL_PT_UID): Likewise.
2589 (DECL_PT_UID_SET_P): Likewise.
2591 2010-04-16 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/43572
2594 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2595 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2596 * tree-flow.h (is_call_clobbered): Remove.
2597 * tree-flow-inline.h (is_call_clobbered): Likewise.
2598 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2599 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2600 (execute_return_slot_opt): Adjust.
2601 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2602 check for call clobbered vars here.
2603 (find_tail_calls): Move tailcall verification to the
2606 2010-04-16 Diego Novillo <dnovillo@google.com>
2608 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2610 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2613 * config/arm/arm.md (cbranchqi4): New pattern.
2614 * config/arm/predicates.md (const0_operand,
2615 cbranchqi4_comparison_operator): New predicates.
2617 2010-04-16 Richard Guenther <rguenther@suse.de>
2619 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2620 (dump_gimple_stmt): Likewise.
2622 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2624 * recog.h (struct recog_data): New field is_operator.
2625 (struct insn_operand_data): New field is_operator.
2626 * recog.c (extract_insn): Set recog_data.is_operator.
2627 * genoutput.c (output_operand_data): Emit code to set the
2629 * reload.c (find_reloads): Use it rather than testing for an
2630 empty constraint string.
2633 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2634 If the previous insn is a cbranchsi4_insn with the same arguments,
2635 omit the compare instruction.
2637 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2638 register, inputs must be low registers and we need a low register
2639 scratch. Handle alternative 2 like alternative 3.
2641 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2643 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2644 don't call get_addr on both. If one expression is a VALUE and
2645 the other a REG, check VALUE's locs if the REG isn't among them.
2647 2010-04-16 Christian Bruel <christian.bruel@st.com>
2649 * config/sh/sh.h (sh_frame_pointer_required): New function.
2650 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2651 (flag_omit_frame_pointer) Set.
2652 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2653 (rounded_frame_size): Adjust size with outgoing_args_size.
2654 (sh_set_return_address): Must return from stack pointer.
2655 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2656 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2657 (ACCUMULATE_OUTGOING_ARGS): Define.
2658 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2659 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2661 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2664 * config/sh/sh.c (sh_legitimize_reload_address): Use
2665 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2666 Remove a unneeded check for offset_base.
2668 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2670 * configure: Regenerated.
2672 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2674 * config/s390/s390.c (s390_call_save_register_used): Switch back
2675 to HARD_REGNO_NREGS.
2677 2010-04-15 Richard Guenther <rguenther@suse.de>
2679 * alias.c (alias_set_subset_of): Handle alias-set zero
2682 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2683 Julian Brown <julian@codesourcery.com>
2685 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2686 alternatives according to use of high and low regs.
2687 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2688 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2689 optimizing for size on Thumb-2.
2691 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2693 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2695 2010-04-15 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-structalias.c (struct variable_info): Add
2699 (new_var_info): Initialize it.
2700 (dump_constraints): Support printing last added constraints.
2701 (debug_constraints): Adjust.
2702 (dump_constraint_graph): Likewise.
2703 (make_heapvar_for): Check for NULL cfun.
2704 (get_function_part_constraint): New function.
2705 (get_fi_for_callee): Likewise.
2706 (find_func_aliases): Properly implement IPA PTA constraints.
2707 (process_ipa_clobber): New function.
2708 (find_func_clobbers): Likewise.
2709 (insert_into_field_list_sorted): Remove.
2710 (create_function_info_for): Properly allocate vars for IPA mode.
2711 Do not use insert_into_field_list_sorted.
2712 (create_variable_info_for): Properly generate constraints for
2713 global vars in IPA mode.
2714 (dump_solution_for_var): Always dump the solution.
2715 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2716 (find_what_var_points_to): Adjust.
2717 (pt_solution_set): Change.
2718 (pt_solution_ior_into): New function.
2719 (pt_solution_empty_p): Export.
2720 (pt_solution_includes_global): Adjust.
2721 (pt_solution_includes_1): Likewise.
2722 (pt_solutions_intersect_1): Likewise.
2723 (dump_sa_points_to_info): Check some invariants.
2724 (solve_constraints): Move constraint dumping ...
2725 (compute_points_to_sets): ... here.
2726 (ipa_pta_execute): ... and here.
2727 (compute_may_aliases): Do not re-compute points-to info
2728 locally if IPA info is available.
2729 (ipa_escaped_pt): New global var.
2730 (ipa_pta_execute): Properly implement IPA PTA.
2731 * tree-into-ssa.c (dump_decl_set): Support dumping
2732 decls not in referenced-vars.
2733 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2734 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2735 (dump_points_to_solution): Likewise.
2736 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2737 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2738 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2739 (copy_decl_to_var): Copy DECL_PT_UID.
2740 (copy_result_decl_to_var): Likewise.
2741 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2742 (copy_node_stat): Copy it.
2743 * tree.h (DECL_PT_UID): New macro.
2744 (SET_DECL_PT_UID): Likewise.
2745 (DECL_PT_UID_SET_P): Likewise.
2746 (struct tree_decl_minimal): Add pt_uid member.
2747 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2748 (pt_solution_empty_p): Declare.
2749 (pt_solution_set): Adjust.
2750 (ipa_escaped_pt): Declare.
2751 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2752 * gimple-pretty-print.c (pp_points_to_solution): New function.
2753 (dump_gimple_call): Dump call clobber/use information.
2754 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2755 * tree-pass.h (TDF_ALIAS): New dump option.
2756 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2757 * doc/invoke.texi (-fipa-pta): Update documentation.
2759 2010-04-15 Richard Guenther <rguenther@suse.de>
2761 * Makefile.in (OBJS-common): Add gimple-fold.o.
2762 (gimple-fold.o): New rule.
2763 * tree.h (maybe_fold_offset_to_reference,
2764 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2766 * gimple.h: ... here.
2767 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2768 may_propagate_address_into_dereference): Move prototypes ...
2769 * gimple.h: ... here.
2770 * tree-ssa-ccp.c (get_symbol_constant_value,
2771 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2772 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2773 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2774 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2775 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2776 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2777 gimplify_and_update_call_from_tree): Move ...
2778 * gimple-fold.c: ... here. New file.
2779 (ccp_fold_builtin): Rename to ...
2780 (gimple_fold_builtin): ... this.
2781 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2783 2010-04-15 Richard Guenther <rguenther@suse.de>
2785 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2786 fit_double_type, force_fit_type_double, add_double_with_sign,
2787 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2788 lrotate_double, rrotate_double, div_and_round_double): Move ...
2789 * double-int.c: ... here.
2790 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2791 add_double, neg_double, mul_double_with_sign, mul_double,
2792 lshift_double, rshift_double, lrotate_double, rrotate_double,
2793 div_and_round_double): Move prototypes ...
2794 * double-int.h: ... here.
2796 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2799 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2800 matching constraints to ensure inputs match the output.
2802 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2805 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2806 in an input-only operand.
2808 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2810 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2811 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2812 (double_int_negative_p): Convert to static inline function.
2813 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2814 (double_int_negative_p): Remove.
2815 * tree.h (lshift_double, rshift_double):
2816 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2817 * fold-const.c (fold_convert_const_int_from_real,
2818 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2819 (lshift_double): Change type of arith argument to bool.
2820 (rshift_double): Change type of arith argument to bool. Correct
2822 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2824 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2827 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2828 at the start and end of the then/else blocks, and omit them from the
2830 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2831 argument; all callers changed. Pass zero to old_insns_match_p instead.
2832 (flow_find_head_matching_sequence): New function.
2833 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2834 * basic-block.h (flow_find_cross_jump,
2835 flow_find_head_matching_sequence): Declare functions.
2837 2010-04-14 Jason Merrill <jason@redhat.com>
2840 * c-common.c (attribute_takes_identifier_p): New fn.
2841 * c-common.h: Declare it.
2843 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2845 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2847 (*udivmod<mode>4): Ditto.
2849 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2851 * config/i386/i386.md (maxmin_int): Rename code attribute from
2852 maxminiprefix and update all users.
2853 (maxmin_float): Ditto from maxminfprefix.
2854 (logic): Ditto from logicprefix.
2855 (absneg_mnemonic): Ditto from absnegprefix.
2856 * config/i386/mmx.md: Update all users of maxminiprefix,
2857 maxminfprefix and logicprefix for rename.
2858 * config/i386/sse.md: Ditto.
2859 * config/i386/sync.md (sync_<code><mode>): Update for
2862 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2865 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2866 warnings converted to errors.
2868 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2870 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2871 used insn_type variable.
2872 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2873 to avoid set-but-not-used warning.
2875 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2877 * df-core.c (df_ref_debug): Change format string placeholder
2879 * dwarf2asm.c (dw2_asm_output_data_raw,
2880 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2881 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2882 * dwarf2out.c (output_cfi, output_cfi_directive,
2883 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2884 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2886 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2887 * print-rtl.c (print_rtx): Ditto.
2889 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2892 * builtins.c (expand_builtin_pow_root): New function to expand pow
2893 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2894 series of sqrt and cbrt calls under -ffast-math.
2895 (expand_builtin_pow): Call it.
2897 2010-04-14 Michael Matz <matz@suse.de>
2899 PR tree-optimization/42963
2900 * tree-cfg.c (touched_switch_bbs): New static variable.
2901 (group_case_labels_stmt): New function broken out from ...
2902 (group_case_labels): ... here, use the above.
2903 (start_recording_case_labels): Allocate touched_switch_bbs.
2904 (end_recording_case_labels): Deallocate it, call
2905 group_case_labels_stmt.
2906 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2908 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2910 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2913 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2915 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2917 2010-04-13 Jan Hubicka <jh@suse.cz>
2919 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2920 of optimized out static functions.
2921 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2922 cost computation. Also sanity check for overflows.
2923 (update_caller_keys): Update cgraph_edge_badness call; properly
2924 update fibheap and sanity check that it is up to date.
2925 (add_new_edges_to_heap): Update cgraph_edge_badness.
2926 (cgraph_decide_inlining_of_small_function): Likewise;
2927 add sanity checking that badness in heap is up to date;
2928 improve dumping of reason; Update badness of calls to the
2929 offline copy of function currently inlined; dump badness
2930 of functions not inlined because of unit growth limits.
2932 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2935 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2936 because of sign-extension change when converting to sizetype here...
2937 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2939 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2940 the folding to constants. Remove redundant final conversion.
2941 (fold_binary) <associate>: Do not associate if the re-association of
2942 constants alone overflows.
2943 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2944 to the end of the list.
2945 (multiple_of_p) <COND_EXPR>: New case.
2947 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2949 * opt-functions.awk (opt_sanitized_name): New.
2951 * optc-gen.awk: Use it
2952 * opth-gen.awk: Use it.
2954 2010-04-13 Martin Jambor <mjambor@suse.cz>
2956 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2957 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2958 children. Call replace_uses_with_default_def_ssa_name to handle
2961 2010-04-13 Michael Matz <matz@suse.de>
2964 * builtins.c (expand_builtin_interclass_mathfn): Also create
2965 a register if the predicate doesn't match.
2967 2010-04-13 Diego Novillo <dnovillo@google.com>
2969 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2970 * c-pch.c: Include timevar.h.
2971 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2972 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2973 * ggc-common.c: Include timevar.h.
2974 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2975 * timevar.def (TV_PCH_SAVE): Define.
2976 (TV_PCH_CPP_SAVE): Define.
2977 (TV_PCH_PTR_REALLOC): Define.
2978 (TV_PCH_PTR_SORT): Define.
2979 (TV_PCH_RESTORE): Define.
2980 (TV_PCH_CPP_RESTORE): Define.
2982 2010-04-13 Michael Matz <matz@suse.de>
2984 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2986 (can_reassociate_p): New function.
2987 (break_up_subtract_bb, reassociate_bb): Use it.
2989 2010-04-13 Richard Guenther <rguenther@suse.de>
2992 * builtins.c (c_readstr): Fix assert.
2994 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2997 when generating cltd insn.
2999 (*ashl<mode>3_1): Remove special handling for register operand 2.
3000 (*ashlsi3_1_zext): Ditto.
3001 (*ashlhi3_1): Ditto.
3002 (*ashlhi3_1_lea): Ditto.
3003 (*ashlqi3_1): Ditto.
3004 (*ashlqi3_1_lea): Ditto.
3005 (*<shiftrt_insn><mode>3_1): Ditto.
3006 (*<shiftrt_insn>si3_1_zext): Ditto.
3007 (*<shiftrt_insn>qi3_1_slp): Ditto.
3008 (*<rotate_insn><mode>3_1): Ditto.
3009 (*<rotate_insn>si3_1_zext): Ditto.
3010 (*<rotate_insn>qi3_1_slp): Ditto.
3012 2010-04-13 Richard Guenther <rguenther@suse.de>
3014 * tree-ssa-structalias.c (callused_id): Remove.
3015 (call_stmt_vars): New.
3016 (get_call_vi): Likewise.
3017 (lookup_call_use_vi): Likewise.
3018 (lookup_call_clobber_vi): Likewise.
3019 (get_call_use_vi): Likewise.
3020 (get_call_clobber_vi): Likewise.
3021 (make_transitive_closure_constraints): Likewise.
3022 (handle_const_call): Adjust to do per-call call-used handling.
3023 (handle_pure_call): Likewise.
3024 (find_what_var_points_to): Remove general callused handling.
3025 (init_base_vars): Likewise.
3026 (init_alias_vars): Initialize call_stmt_vars.
3027 (compute_points_to_sets): Process call-used and call-clobbered
3028 vars for call statements.
3029 (delete_points_to_sets): Free call_stmt_vars.
3031 2010-04-13 Richard Guenther <rguenther@suse.de>
3033 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3034 Only add RW dependence for dependence distance zero.
3035 Adjust maximal vectorization factor according to dependences.
3036 Move alignment handling ...
3037 (vect_find_same_alignment_drs): ... here. New function.
3038 (vect_analyze_data_ref_dependences): Adjust.
3039 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3040 (vect_analyze_data_refs): Adjust minimal vectorization factor
3041 according to data references.
3042 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3043 dependences before determining the vectorization factor.
3044 Analyze alignment after determining the vectorization factor.
3045 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3046 dependences before alignment.
3047 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3049 (vect_analyze_data_refs): Likewise.
3050 (MAX_VECTORIZATION_FACTOR): New define.
3052 2010-04-13 Duncan Sands <baldrick@free.fr>
3054 * except.h (lang_eh_type_covers): Remove.
3055 * except.c (lang_eh_type_covers): Likewise.
3057 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3058 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3060 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3061 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3062 UNITS_PER_LONG where it is ABI relevant.
3063 (s390_return_addr_rtx): Likewise.
3064 (s390_back_chain_rtx): Likewise.
3065 (s390_frame_area): Likewise.
3066 (s390_frame_info): Likewise.
3067 (s390_initial_elimination_offset): Likewise.
3068 (save_gprs): Likewise.
3069 (s390_emit_prologue): Likewise.
3070 (s390_emit_epilogue): Likewise.
3071 (s390_function_arg_advance): Likewise.
3072 (s390_function_arg): Likewise.
3073 (s390_va_start): Likewise.
3074 (s390_gimplify_va_arg): Likewise.
3075 (s390_function_profiler): Likewise.
3076 (s390_optimize_prologue): Likewise.
3077 (s390_rtx_costs): Likewise.
3078 (s390_secondary_reload): Likewise.
3079 (s390_promote_function_mode): Likewise.
3080 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3081 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3082 registers available.
3083 (s390_unwind_word_mode): New function.
3084 (s390_function_value): Split 64 bit values into register pair if
3085 used as return value.
3086 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3087 function call parameters. Handle parallels.
3088 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3089 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3090 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3091 (s390_expand_setmem): Remove unused variable src_addr.
3092 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3093 deal with 64 bit registers.
3094 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3095 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3096 (UNITS_PER_LONG): New macro.
3097 * libjava/include/s390-signal.h: Define extended ucontext
3098 structure containing the upper halfs of the 64 bit registers.
3100 2010-04-13 Simon Baldwin <simonb@google.com>
3102 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3104 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3106 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3107 rvalue on the RHS if the LHS is of a non-renamable type.
3108 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3110 2010-04-13 Matthias Klose <doko@ubuntu.com>
3112 * gcc.c (cc1_options): Handle -iplugindir before processing
3113 the cc1 spec. Only add -iplugindir once.
3114 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3116 * common.opt (iplugindir): Remove `Separate' property, initialize.
3117 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3119 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3120 (distclean): Remove plugin dir.
3121 * doc/invoke.texi: Document -iplugindir.
3123 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3125 * doc/plugins.texi (Loading Plugins): Document short
3126 -fplugin=foo option.
3127 (Plugin API): Mention default_plugin_dir_name function.
3129 * gcc.c (find_file_spec_function): Add new declaration.
3130 (static_spec_func): Use it for "find-file".
3131 (find_file_spec_function): Add new function.
3132 (cc1_options): Add -iplugindir option if -fplugin* options found.
3134 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3136 * plugin.c (add_new_plugin): Updated comment, and handle short
3138 (default_plugin_dir_name): Added new function.
3140 * common.opt (iplugindir): New option to set the plugin directory.
3142 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/i386.md (any_rotate): New code iterator.
3145 (rotate_insn): New code attribute.
3147 (SWIM124): New mode iterator.
3148 (<rotate_insn>ti3): New expander.
3149 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3150 any_rotate code iterator.
3151 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3152 using any_rotate code iterator and SWIM124 mode iterator.
3153 (ix86_rotlti3): New insn_and_split pattern.
3154 (ix86_rotrti3): Ditto.
3155 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3156 ix86_rotl{di,ti}3 patterns.
3157 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3158 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3159 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3160 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3161 code iterator and SWI mode iterator.
3162 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3163 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3165 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3166 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3167 (bswap rotatert splitter): Add splitter.
3168 (bswap splitter): Macroize splitter using any_rotate code iterator.
3169 Add insn predicate to split only for TARGET_USE_XCHGB or when
3170 optimizing function for size.
3172 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3174 * config/pa/pa.c (emit_move_sequence): Remove use of
3175 deleted variable flag_argument_noalias.
3177 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3179 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3181 Add to unsupported targets list.
3182 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3183 sparc*-sun-solaris2.[567]* from target lists.
3184 * configure: Regenerate.
3185 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3187 Remove Solaris 7 patch references.
3188 (Specific, sparc-sun-solaris2.7): Removed.
3189 (sparc-sun-solaris2*): Update Solaris 7 example.
3190 (sparc64-*-solaris2*): Likewise.
3192 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3194 * config.build (alpha*-dec-osf4*): Remove.
3195 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3196 of obsolete configurations.
3197 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3199 * config/alpha/t-osf4: Renamed to ...
3200 * config/alpha/t-osf5: ... this.
3201 * config/alpha/osf.h: Renamed to ...
3202 * config/alpha/osf5.h: ... this.
3203 Merged old osf5.h contents.
3205 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3206 (EXTRA_SPECS): Removed.
3207 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3208 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3211 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3213 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3215 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3218 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3219 __thiscall convention.
3221 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3223 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3225 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3227 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3229 * function.c (assign_parms_initialize_all): Add unused attribute
3232 2010-04-12 Richard Guenther <rguenther@suse.de>
3234 * gsstruct.def (GSS_CALL): New.
3235 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3236 * gimple.h: Include tree-ssa-alias.h.
3237 (struct gimple_statement_call): New.
3238 (union gimple_statement_struct_d): Add gimple_call member.
3239 (gimple_call_reset_alias_info): Declare.
3240 (gimple_call_use_set): New function.
3241 (gimple_call_clobber_set): Likewise.
3242 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3243 * gimple.c (gimple_call_reset_alias_info): New function.
3244 (gimple_build_call_1): Call it.
3245 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3246 * tree-inline.c (remap_gimple_stmt): Likewise.
3247 (expand_call_inline): Remove callused handling.
3248 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3249 * tree-dfa.c (dump_variable): Likewise.
3250 * tree-parloops.c (parallelize_loops): Likewise.
3251 * tree-ssa.c (init_tree_ssa): Likewise.
3252 (delete_tree_ssa): Likewise.
3253 * tree-flow-inline.h (is_call_used): Remove.
3254 * tree-flow.h (struct gimple_df): Remove callused member.
3255 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3256 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3257 (ref_maybe_used_by_call_p_1): Simplify.
3258 (call_may_clobber_ref_p_1): Likewise.
3259 * tree-ssa-structalias.c (compute_points_to_sets): Set
3260 the call stmt used and clobbered sets.
3261 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3262 (find_tail_calls): Verify the tail call.
3264 2010-04-12 Richard Guenther <rguenther@suse.de>
3266 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3267 single-iteration always-inline inlining.
3268 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3269 (cgraph_decide_inlining): Do not handle always-inline specially.
3270 (try_inline): Remove always-inline cycle detection special case.
3271 Do not recurse on always-inlines.
3272 (cgraph_early_inlining): Do not iterate if not optimizing.
3273 (cgraph_gate_early_inlining): remove.
3274 (pass_early_inline): Run unconditionally.
3275 (gate_cgraph_decide_inlining): New function.
3276 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3277 not inlining or optimizing.
3278 (cgraph_decide_inlining_of_small_functions): Also consider
3279 always-inline functions.
3280 (cgraph_default_inline_p): Return true for nodes which should
3281 disregard inline limits.
3282 (estimate_function_body_sizes): Assume zero size and time for
3283 nodes which are marked as disregarding inline limits.
3284 (cgraph_decide_recursive_inlining): Do not perform recursive
3285 inlining on always-inline nodes.
3287 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3290 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3291 for exprs satisfying handled_component_p.
3293 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3295 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3296 non-constant aggregate elements.
3298 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3299 is a real initialization.
3301 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3304 * c-decl.c (start_function): Move forward check for nested function.
3306 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3308 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3309 * config/sh/sh.c: Include reload.h.
3310 (sh_legitimize_reload_address): New.
3311 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3312 sh_legitimize_reload_address.
3314 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3316 * config/sh/sh.md (*movqi_pop): New insn pattern.
3317 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3319 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md (any_shiftrt): New code iterator.
3322 (shiftrt_insn): New code attribute.
3324 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3325 using any_shiftrt code iterator.
3326 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3327 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3328 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3329 pattern from corresponding peephole2 patterns.
3330 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3331 using any_shiftrt code iterator.
3332 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3333 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3334 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3335 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3336 *{ashr,lshr}<mode>3_cmp_zext.
3337 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3339 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3343 (*lshr<mode>3_cconly): Ditto.
3345 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3348 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3349 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3350 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3352 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3353 from corresponding peephole2 patterns.
3354 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3355 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3356 and *lshrdi3_1_rex64 using SWI mode iterator.
3357 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3358 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3359 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3360 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3361 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3362 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3363 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3364 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3365 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3368 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3371 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3372 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3373 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3375 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3376 from corresponding peephole2 patterns.
3377 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3378 (ashrsi3_cvt): Rename from ashrsi3_31.
3379 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3380 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3381 and x86_64_shift_adj_3 using SWI48 mode iterator.
3382 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3383 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3384 and *ashrdi3_1_rex64 using SWI mode iterator.
3385 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3386 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3387 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3388 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3389 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3390 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3391 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3392 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3393 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3395 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3396 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3397 x86_shift<mode>_adj_3 expanders.
3399 2010-04-10 Wei Guozhi <carrot@google.com>
3402 * config/arm/arm.c (arm_pic_static_addr): New function.
3403 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3405 (arm_output_addr_const_extra): Output expression for new pattern.
3406 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3408 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3410 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3413 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3414 * web.c: Include "insn-config.h" and "recog.h".
3415 (union_match_dups): New function.
3416 (web_main): Call it.
3417 (union_defs): Don't try to recognize match_dups.
3419 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3420 if doing so would replace the entire pattern.
3422 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3426 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3427 and splitter pattern. Change splitter operand 1 predicate to
3430 2010-04-09 Martin Jambor <mjambor@suse.cz>
3432 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3433 lattices are addresses of CONST_DECLs with the same initial value.
3434 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3435 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3437 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3438 Bernd Schmidt <bernds@codesourcery.com>
3440 * loop-invariant.c (replace_uses): New static function.
3441 (move_invariant_reg): Use it to ensure we can replace the uses.
3443 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3445 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3447 (picochip_override_options): Enable section anchors only above -O1.
3448 (picochip_reorg): Fixed a couple of build warnings.
3450 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3452 * configure.ac (plugin -rdynamic test): Log result.
3453 * configure: Regenerate.
3454 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3455 (RDYNAMIC_SPEC): Define.
3456 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3458 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3460 * configure.ac: Determine Sun ld version numbers.
3461 (comdat_group): Restrict GNU ld version checks to gld.
3462 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3463 (enable_comdat): Support --enable-comdat.
3464 * configure: Regenerate.
3465 * doc/install.texi (Configuration): Document --enable-comdat.
3467 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3469 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3470 * config/sol2-gld.h: ... here.
3471 * config.gcc (sparc*-*-solaris2*): Reflect this.
3472 (i[34567]86-*-solaris2*): Use it.
3474 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3476 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3478 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3480 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3483 * diagnostic.c (diagnostic_initialize): Initialize
3484 some_warnings_are_errors.
3485 (diagnostic_finish): New.
3486 (diagnostic_action_after_output): Call it before exiting.
3487 (diagnostic_report_diagnostic): Do not print message here. Set
3488 some_warnings_are_errors.
3489 * diagnostic.h (diagnostic_context): Delete
3490 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3491 (diagnostic_finish): Declare.
3492 * toplev.c (toplev_main): Call it before exit.
3494 2010-04-09 Jason Merrill <jason@redhat.com>
3497 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3498 for incomplete type.
3501 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3502 based on a warning flag.
3504 2010-04-09 Richard Guenther <rguenther@suse.de>
3506 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3508 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3511 * varasm.c (default_assemble_visibility): Wrap vars that are
3512 set, but unused, by targets without GAS.
3513 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3514 Remove set, but unused, vars.
3515 (rs6000_legitimize_tls_address): Likewise.
3516 (altivec_expand_dst_builtin): Likewise.
3517 * config/darwin.c (machopic_classify_symbol): Likewise.
3518 (machopic_indirection_name): Likewise.
3520 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (DWI): New mode iterator.
3523 (S): New mode attribute.
3524 (shift_operand): Ditto.
3525 (shift_immediate_operand): Ditto.
3526 (ashl_input_operand): Ditto.
3527 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3528 using SDWIM mode iterator.
3529 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3530 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3532 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3533 from corresponding peephole2 patterns.
3534 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3535 and x86_64_shift_adj_1 using SWI48 mode iterator.
3536 (x86_shift<mode>_adj_2): Ditto.
3537 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3538 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3539 using SWI48 mode iterator.
3540 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3541 *ashldi3_cmp_rex64 using SWI mode iterator.
3542 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3543 *ashldi3_cconly_rex64 using SWI mode iterator.
3544 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3545 x86_shift<mode>_adj_{1,2}.
3546 (ix86_split_ashr): Ditto.
3547 (ix86_split_lshr): Ditto.
3549 2010-04-09 Richard Guenther <rguenther@suse.de>
3551 * target.h (builtin_conversion): Pass in input and output types.
3552 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3553 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3554 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3555 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3557 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3559 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3561 2010-04-09 Richard Guenther <rguenther@suse.de>
3564 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3566 2010-04-09 Richard Guenther <rguenther@suse.de>
3568 * tree-vectorizer.h (struct _stmt_vec_info): Document
3569 that vectype is the type of the LHS.
3570 (supportable_widening_operation, supportable_narrowing_operation):
3571 Get both input and output vector types as arguments.
3572 (vect_is_simple_use_1): Declare.
3573 (get_same_sized_vectype): Likewise.
3574 * tree-vect-loop.c (vect_determine_vectorization_factor):
3575 Set STMT_VINFO_VECTYPE to the vector type of the def.
3576 (vectorizable_reduction): Adjust.
3577 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3578 Adjust. Specify the output vector type.
3579 (vect_pattern_recog_1): Adjust.
3580 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3581 (vectorizable_call): Adjust.
3582 (vectorizable_conversion): Likewise.
3583 (vectorizable_operation): Likewise.
3584 (vectorizable_type_demotion): Likewise.
3585 (vectorizable_type_promotion): Likewise.
3586 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3588 (vect_is_simple_use_1): New function.
3589 (supportable_widening_operation): Get both input and output
3591 (supportable_narrowing_operation): Likewise.
3592 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3594 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3596 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3597 __thiscall and _thiscall as predefined macros.
3598 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3599 thiscall attribute handling.
3600 (ix86_comp_type_attributes): Likewise.
3601 (ix86_function_regparm): Likewise.
3602 (ix86_return_pops_args): Likewise.
3603 (init_cumulative_args): Likewise.
3604 (find_drap_reg): Likewise.
3605 (ix86_static_chain): Likewise.
3606 (x86_this_parameter): Likewise.
3607 (x86_output_mi_thunk): Likewise.
3608 (ix86_attribute_table): Add description for thiscall attribute.
3609 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3610 * doc/extend.texi: Add documentation for thiscall.
3612 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3615 * c.opt (Wint-to-pointer-cast): Available in C++.
3616 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3618 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3620 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3621 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3622 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3623 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3624 function type instead. Reorder and simplify checks.
3626 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3628 2010-04-08 Jing Yu <jingyu@google.com>
3629 Zdenek Dvorak <ook@ucw.cz>
3631 PR tree-optimization/42720
3632 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3633 loop unswitch conditions here from ...
3634 (tree_unswitch_single_loop): ... here.
3636 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3638 * tree-if-conv.c: Fix comments and simplify logic.
3640 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3642 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3643 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3644 (main_tree_if_conversion): Update call to tree_if_conversion.
3646 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3649 * doc/invoke.texi (-b,-V): Delete.
3650 * doc/tm.texi: Do not mention -b.
3651 * gcc.c (display_help): Delete -b and -V.
3652 (process_command): Delete -b and -V.
3653 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3655 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3656 Wolfgang Gellerich <gellerich@de.ibm.com>
3658 Implement target hook for loop unrolling
3659 * target.h (loop_unroll_adjust): Add a new target hook function.
3660 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3661 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3662 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3663 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3664 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3666 (decide_unroll_stupid): Likewise.
3668 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3671 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3673 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3675 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3676 (Specific, *-*-solaris2*): Likewise.
3677 Don't prefer Sun as over GNU as.
3679 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3681 * config/s390/s390.c (override_options): Adjust the z10
3682 defaults for max-unroll-times, max-completely-peeled-insns
3683 and max-completely-peel-times.
3685 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3687 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3688 instructions for z10.
3689 (s390_expand_setmem): Likewise.
3690 (s390_expand_cmpmem): Likewise.
3692 2010-04-08 Richard Guenther <rguenther@suse.de>
3694 PR tree-optimization/43679
3695 * tree-ssa-pre.c (eliminate): Only propagate copies.
3697 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3700 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3701 set but not used variable warning.
3703 2010-04-08 Wei Guozhi <carrot@google.com>
3706 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3707 (arm_size_rtx_costs): Call the new function when optimized for size.
3709 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3712 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3713 op0 is not a MEM, just return NULL instead of assertion
3715 (discover_nonconstant_array_refs): Don't walk debug stmts.
3717 2010-04-08 Doug Kwan <dougkwan@google.com>
3719 * configure.ac: Recognize gold and do not use its version number
3720 to test ld features.
3721 * configure: Regenerate.
3723 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3726 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3727 (negate_value): Move code to push elements to broken_up_substracts ...
3728 (eliminate_plus_minus_pair): ... here. Push operands that have no
3729 negative pair to plus_negates.
3730 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3732 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3734 * doc/install.texi (Configuration): Move description of
3735 --enable-lto, --with-libelf*, --enable-gold from Java section to
3738 * doc/generic.texi (Working with declarations)
3739 (Function Properties, C and C++ Trees): Fix typos.
3740 * doc/sourcebuild.texi (Top Level): Likewise.
3742 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3745 * tree.h (DECL_READ_P): Define.
3746 (struct tree_decl_common): Add decl_read_flag.
3747 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3748 a set but not used warning.
3749 (merge_decls): Merge DECL_READ_P flag.
3750 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3751 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3752 * c-common.c (handle_used_attribute, handle_unused_attribute):
3754 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3756 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3758 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3759 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3760 c_parser_binary_expression, c_parser_cast_expression,
3761 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3762 Call default_function_array_read_conversion instead of
3763 default_function_array_conversion where needed.
3764 (c_parser_unary_expression, c_parser_conditional_expression,
3765 c_parser_postfix_expression_after_primary, c_parser_initelt):
3766 Likewise. Call mark_exp_read where needed.
3767 (c_parser_statement_after_labels, c_parser_asm_operands,
3768 c_parser_typeof_specifier, c_parser_sizeof_expression,
3769 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3771 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3773 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3774 (warn_unused_but_set_parameter): Default to warn_unused
3776 * doc/invoke.texi: Document -Wunused-but-set-variable and
3777 -Wunused-but-set-parameter.
3779 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3780 used count variable.
3781 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3782 when operandN variables aren't used in the body of the expander
3784 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3785 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3786 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3787 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3788 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3789 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3790 * tree.c (PROCESS_ARG): Likewise.
3792 2010-04-07 Simon Baldwin <simonb@google.com>
3794 * diagnostic.h (diagnostic_override_option_index): New macro to
3795 set a diagnostic's option_index.
3796 * c-tree.h (c_cpp_error): Add warning reason argument.
3797 * opts.c (_warning_as_error_callback): New.
3798 (register_warning_as_error_callback): Store callback for
3799 warnings enabled via enable_warning_as_error.
3800 (enable_warning_as_error): Call callback, minor code tidy.
3801 * opts.h (register_warning_as_error_callback): Declare.
3802 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3803 response to -Werror=.
3804 (c_common_init_options): Register warning_as_error_callback in opts.c.
3805 * common.opt: Add -Wno-cpp option.
3806 * c-common.c (struct reason_option_codes_t): Map cpp warning
3807 reason codes to gcc option indexes.
3808 * (c_option_controlling_cpp_error): New function, lookup the gcc
3809 option index for a cpp warning reason code.
3810 * (c_cpp_error): Add warning reason argument, call
3811 c_option_controlling_cpp_error for diagnostic_override_option_index.
3812 * doc/invoke.texi: Document -Wno-cpp.
3814 2010-04-07 Richard Guenther <rguenther@suse.de>
3816 * ipa-reference.c (mark_load): Use get_base_address.
3817 (mark_store): Likewise.
3819 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3820 inserting GIMPLE_NOPs into the IL.
3821 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3822 Explicitly strip handled components and indirect references.
3824 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3825 folding address expressions.
3826 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3827 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3828 operand_equal_p to compare decls.
3829 (ptr_deref_may_alias_decl_p): Likewise.
3830 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3831 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3832 Handle reversed comparison ops.
3833 * tree-sra.c (asm_visit_addr): Use get_base_address.
3834 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3835 * ipa-reference.c (mark_address): Use get_base_address.
3837 2010-04-07 Richard Guenther <rguenther@suse.de>
3839 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3840 Propagate constants everywhere.
3842 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3845 * tree.c (MAX_INT_CACHED_PREC): Define.
3846 (nonstandard_integer_type_cache): New array.
3847 (build_nonstandard_integer_type): Cache results for precision
3848 <= MAX_INT_CACHED_PREC.
3850 2010-04-07 Richard Guenther <rguenther@suse.de>
3852 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3853 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3854 * common.opt: Likewise.
3855 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3856 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3857 (nonoverlapping_memrefs_p): Likewise.
3858 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3859 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3860 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3861 OPT_fargument_noalias_global for backward compatibility.
3863 2010-04-07 Richard Guenther <rguenther@suse.de>
3865 PR tree-optimization/43270
3866 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3867 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3868 * tree-ssa-pre.c (phi_translate_1): Adjust.
3869 (fully_constant_expression): Split out vn_reference handling to ...
3870 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3871 Fold reads from constant strings.
3872 (vn_reference_lookup): Handle fully constant references.
3873 (vn_reference_lookup_pieces): Likewise.
3874 * Makefile.in (expmed.o-warn): Add -Wno-error.
3876 2010-04-07 Martin Jambor <mjambor@suse.cz>
3878 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3880 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3883 * gcc.c: Add -static-libstdc++ to list of recognized options.
3885 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3887 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3889 2010-04-07 Richard Guenther <rguenther@suse.de>
3892 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3893 bases build simple mem attributes to retain points-to information.
3895 2010-04-07 Richard Guenther <rguenther@suse.de>
3898 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3899 preserve points-to related information.
3901 2010-04-07 Richard Guenther <rguenther@suse.de>
3904 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3905 discard plain indirect references.
3906 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3907 * tree.c (tree_nop_conversion): Likewise.
3909 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3912 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3914 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3916 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3917 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3919 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3921 * tree-if-conv.c: Fix indentation and comments.
3923 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3925 * tree-if-conv.c: Sort static functions in topological order.
3927 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3929 * tree-if-conv.c: Fix indentation and comments.
3931 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3934 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3935 lang_hooks.types.type_for_size instead of
3936 build_nonstandard_integer_type.
3937 When converting an unsigned type to signed, double its precision.
3938 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3939 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3940 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3943 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3946 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3947 POINTER_PLUS_EXPR for pointer types.
3949 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3952 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3953 * graphite-clast-to-gimple.c: Include langhooks.h.
3954 (max_signed_precision_type): New.
3955 (max_precision_type): Takes two types as arguments.
3956 (precision_for_value): New.
3957 (precision_for_interval): New.
3958 (gcc_type_for_interval): New.
3959 (gcc_type_for_value): New.
3960 (gcc_type_for_clast_term): New.
3961 (gcc_type_for_clast_red): New.
3962 (gcc_type_for_clast_bin): New.
3963 (gcc_type_for_clast_expr): Split up into several functions.
3964 (gcc_type_for_clast_eq): Rewritten.
3965 (compute_bounds_for_level): New.
3966 (compute_type_for_level_1): New.
3967 (compute_type_for_level): New.
3968 (gcc_type_for_cloog_iv): Removed.
3969 (gcc_type_for_iv_of_clast_loop): Rewritten.
3970 (graphite_create_new_loop): Compute the lower and upper bound types
3971 with gcc_type_for_clast_expr.
3972 (graphite_create_new_loop_guard): Same.
3973 (find_cloog_iv_in_expr): Removed.
3974 (compute_cloog_iv_types_1): Removed.
3975 (compute_cloog_iv_types): Removed.
3976 (gloog): Do not call compute_cloog_iv_types.
3977 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3979 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3980 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3981 (GBB_CLOOG_IV_TYPES): Removed.
3983 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3985 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3986 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3987 (detect_commutative_reduction): Same.
3989 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3991 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3992 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3994 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3995 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3996 (rewrite_commutative_reductions_out_of_ssa): Same.
3997 * passes.c (execute_function_todo): Call verify_ssa for every pass
3998 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3999 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4000 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4001 with an extra argument.
4002 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4003 verify_ssa only when the extra argument is true.
4004 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4005 with an extra argument.
4006 (tree_transform_and_unroll_loop): Same.
4008 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4010 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4011 for all the passes of the LNO having LOOP_CLOSED_SSA.
4012 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4013 * tree-loop-distribution.c (pass_loop_distribution): Same.
4014 * tree-pass.h (TODO_verify_loops): Removed.
4015 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4017 (pass_tree_unswitch): Same.
4018 (pass_predcom): Same.
4019 (pass_vectorize): Same.
4020 (pass_linear_transform): Same.
4021 (pass_graphite_transforms): Same.
4022 (pass_iv_canon): Same.
4023 (pass_complete_unroll): Same.
4024 (pass_complete_unrolli): Same.
4025 (pass_parallelize_loops): Same.
4026 (pass_loop_prefetch): Same.
4027 (pass_iv_optimize): Same.
4029 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4032 * passes.c (init_optimization_passes): Move pass_lim before
4033 pass_copy_prop and pass_dce_loop.
4035 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4038 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4039 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4040 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4041 MULTI_* defines for 4 argument vpermil2p* builtins.
4043 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4045 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4046 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4047 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4048 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4049 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4050 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4051 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4052 Use x86_maybe_negate_const_int to output insn mnemonic.
4053 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4054 check from instruction predicate. Update comments.
4055 * config/i386/sync.md (sync_add<mode>): Use
4056 x86_maybe_negate_const_int to output insn mnemonic.
4058 2010-04-06 Jan Hubicka <jh@suse.cz>
4060 PR tree-optimization/42906
4061 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4062 IGNORE_SELF argument. Set visited_control_parents for fully
4064 (find_obviously_necessary_stmts): Update call of
4065 mark_control_dependent_edges_necessary.
4066 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4068 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4070 * config/i386/i386.md: Remove comment about 'e' and 'E'
4073 2010-04-06 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/43627
4076 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4077 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4080 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4082 * BASE-VER: Change to 4.6.0.
4085 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4088 2010-04-06 Richard Guenther <rguenther@suse.de>
4091 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4093 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4095 * doc/invoke.texi (Optimize Options): Document that LTO
4096 won't remove object access purely due to incompatible
4099 2010-04-04 Matthias Klose <doko@ubuntu.com>
4101 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4102 Initialize variable.
4104 2010-04-03 Richard Guenther <rguenther@suse.de>
4107 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4108 require a non-NULL MEM_OFFSET.
4110 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4112 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4113 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4114 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4115 config/alpha/predicates.md, config/arm/arm.md,
4116 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4117 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4118 config/darwin9.h, config/darwin.c, config/darwin.h,
4119 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4120 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4121 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4122 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4123 config/mips/mips.md, config/mn10300/mn10300.c,
4124 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4125 config/rs6000/aix.h, config/rs6000/dfp.md,
4126 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4127 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4128 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4129 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4130 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4131 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4132 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4133 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4134 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4135 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4136 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4137 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4138 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4139 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4140 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4141 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4142 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4143 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4144 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4145 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4146 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4147 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4148 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4149 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4150 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4151 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4152 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4153 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4154 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4155 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4156 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4157 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4158 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4159 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4160 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4161 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4163 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4166 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4167 * aclocal.m4: Regenerate.
4169 2010-04-02 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/43629
4172 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4173 if we have seen a constant value.
4175 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4177 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4179 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4182 * arm.c (legitimize_tls_address): Adjust call to
4183 gen_tls_load_dot_plus_four.
4184 (arm_note_pic_base): New function.
4185 (arm_cannot_copy_insn_p): Use it.
4186 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4189 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4194 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4196 * Makefile.in ($(out_object_file)): Depend on
4197 gt-$(basename $(notdir $(out_file))).h.
4199 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4201 * config.gcc (lm32-*-rtems*): Add t-lm32.
4203 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4205 * config.gcc: Add lm32-*-rtems*.
4206 * config/lm32/rtems.h: New file.
4208 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4211 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4213 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4215 * dwarf2out.c (output_compilation_unit_header): For
4216 -gdwarf-4 use version 4 instead of version 3.
4217 (output_line_info): For version 4 and above emit additional
4218 maximum ops per insn header field.
4219 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4221 * dwarf2out.c (is_c_family, is_java): Remove.
4222 (lower_bound_default): New function.
4223 (add_bound_info, gen_descr_array_type_die): Use it.
4225 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4228 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4229 re-declaration when it happens in a function.
4231 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4233 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4234 (cgraph_remove_function_insertion_hook): Same.
4235 (cgraph_call_function_insertion_hooks): Same.
4237 2010-04-01 Richard Guenther <rguenther@suse.de>
4240 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4241 and TREE_THIS_VOLATILE.
4242 (copy_ref_info): Likewise.
4243 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4244 * tree.c (build6_stat): Ignore side-effects of all but arg5
4245 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4248 2010-04-01 Richard Guenther <rguenther@suse.de>
4250 PR tree-optimization/43607
4251 * ipa-type-escape.c (check_call): Do not access non-existing
4254 2010-04-01 Richard Guenther <rguenther@suse.de>
4258 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4259 Jack Howarth <howarth@bromo.med.uc.edu>
4261 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4264 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4266 * doc/install.texi (Prerequisites): Document libelf usability on
4267 IRIX 5/6 and Solaris 2.
4268 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4269 Update GNU as, GNU ld requirements.
4270 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4271 Document Sun Studio compiler download.
4272 Update and simplify as, ld recommendations.
4273 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4275 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4277 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4278 with_tune_32 to pentium4.
4280 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4282 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4284 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4286 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4287 obsoletion, removal.
4289 Document GNU as requirement.
4290 Update configure requirements.
4291 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4292 Recomment IRIX 6.5.18+.
4293 Document IDF/IDL requirement.
4294 Document GNU as requirement.
4295 Document GNU ld bootstrap failure.
4296 Remove freeware.sgi.com reference.
4298 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4300 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4301 UNIX V4.0, V5.0 obsoletion, removal.
4302 Remove --with-gc=simple reference.
4303 Update VM requirements during bootstrap.
4304 Remove -oldas bootstrap description.
4305 Update binutils reference.
4306 Remove comparison failure note.
4308 2010-03-31 Richard Guenther <rguenther@suse.de>
4309 Zdenek Dvorak <ook@ucw.cz>
4310 Sebastian Pop <sebastian.pop@amd.com>
4313 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4314 with multiple arguments.
4315 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4317 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4319 * graphite-dependences.c (print_pddr): Call print_pdr with an
4321 * graphite-poly.c (debug_pdr): Add an extra argument for the
4324 (print_pbb_domain): Same.
4326 (print_scop_context): Same.
4328 (print_cloog): Same.
4329 (debug_pbb_domain): Same.
4333 (debug_scop_context): Same.
4335 (debug_cloog): Same.
4336 (print_scop_params): Same.
4337 (debug_scop_params): Same.
4338 (print_iteration_domain): Same.
4339 (print_iteration_domains): Same.
4340 (debug_iteration_domain): Same.
4341 (debug_iteration_domains): Same.
4342 (print_scattering_function): Same.
4343 (print_scattering_functions): Same.
4344 (debug_scattering_function): Same.
4345 (debug_scattering_functions): Same.
4346 * graphite-poly.h (debug_pdr): Update declaration.
4348 (print_pbb_domain): Same.
4350 (print_scop_context): Same.
4352 (print_cloog): Same.
4353 (debug_pbb_domain): Same.
4357 (debug_scop_context): Same.
4359 (debug_cloog): Same.
4360 (print_scop_params): Same.
4361 (debug_scop_params): Same.
4362 (print_iteration_domain): Same.
4363 (print_iteration_domains): Same.
4364 (debug_iteration_domain): Same.
4365 (debug_iteration_domains): Same.
4366 (print_scattering_function): Same.
4367 (print_scattering_functions): Same.
4368 (debug_scattering_function): Same.
4369 (debug_scattering_functions): Same.
4371 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4373 * graphite-poly.c (print_scattering_function_1): New.
4374 (print_scattering_function): Call it.
4375 (print_scop_params): Remove spaces at the end of lines.
4378 * graphite-poly.h (print_cloog): Declared.
4379 (debug_cloog): Declared.
4381 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4383 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4385 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4386 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4387 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4388 to switch between adding the IV bump in loop->latch or in loop->header.
4390 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4392 * graphite-poly.c (print_scattering_function): Pretty print following
4395 (print_pbb_domain): Same.
4396 (dump_gbb_cases): Same.
4397 (dump_gbb_conditions): Same.
4400 (print_scop_params): Same.
4401 (print_scop_context): Same.
4403 (print_pbb_body): New.
4404 (lst_indent_to): New.
4405 (print_lst): Start new lines with a #.
4406 * graphite-poly.h (pbb_bb): New.
4407 (pbb_index): Use pbb_bb.
4408 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4410 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4412 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4414 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4415 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4416 and 0 instead of 1 for dw_val_class_flag.
4417 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4418 dw_val_class_range_list, dw_val_class_loc_list,
4419 dw_val_class_lineptr and dw_val_class_macptr, use
4420 DW_FORM_flag_present for dw_val_class_flag and
4421 DW_FORM_exprloc for dw_val_class_loc.
4422 (output_die): For -gdwarf-4 print dw_val_class_loc
4423 size as uleb128 instead of 1 or 2 bytes and don't print
4424 anything for dw_val_class_flag.
4426 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4427 instead of cselib_lookup following by tweaking locs->setting_insn.
4430 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4431 even before returning from label, setjmp call or volatile asm
4434 2010-03-31 Richard Guenther <rguenther@suse.de>
4437 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4438 temporary data on stack.
4440 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4442 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4443 (PUSHSECTION_ASM_OP): Remove.
4444 (POPSECTION_ASM_OP): Remove.
4445 (PUSHSECTION_FORMAT): Remove.
4446 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4447 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4448 * config/sol2.c (solaris_output_init_fini): Use it.
4450 2010-03-31 Jie Zhang <jie@codesourcery.com>
4453 * opt-functions.awk (var_type_struct): Use signed char type
4454 for simple variables.
4456 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4458 * config/sol2.c: Include output.h.
4459 (solaris_assemble_visibility): New function.
4460 * config/t-sol2 (sol2.o): Add output.h dependency.
4461 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4462 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4465 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4468 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4469 V2SImode or XFmode on PRE_DEC.
4472 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4475 2010-03-31 Jie Zhang <jie@codesourcery.com>
4478 * reload.h (caller_save_initialized_p): Declare.
4479 * toplev.c (backend_init_target): Don't call
4480 init_caller_save but set caller_save_initialized_p to false.
4481 * caller-save.c (caller_save_initialized_p): Define.
4482 (init_caller_save): Check caller_save_initialized_p.
4483 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4485 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4488 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4489 and soft-fp/t-softfp to tmake_file.
4490 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4491 (LIBGCC2_TF_CEXT): Define.
4494 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4497 * cselib.c (n_useless_values): Document handling of debug locs.
4498 (n_useless_debug_values, n_debug_values): New variables.
4499 (new_elt_loc_list): Don't add to debug values, keep count.
4500 (promote_debug_loc): New.
4501 (cselib_reset_table): Zero new variables.
4502 (entry_and_rtx_equal_p): Promote debug locs.
4503 (discard_useless_locs): Increment n_useless_debug_values for
4505 (remove_useless_values): Adjust n_useless_values and n_debug_values
4506 with n_useless_debug_values.
4507 (add_mem_for_addr): Promote debug locs.
4508 (cselib_lookup_mem): Likewise.
4509 (cselib_lookup_addr): Renamed to...
4510 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4511 (cselib_log_lookup): ... this. Turn into...
4512 (cselib_lookup_addr): ... new wrapper.
4513 (cselib_lookup_from_insn): New.
4514 (cselib_invalidate_regno): Increment n_useless_debug_values for
4516 (cselib_invalidate_mem): Likewise.
4517 (cselib_process_insn): Take n_deleted and n_debug_values into
4518 account to guard remove_useless_value call.
4519 (cselib_finish): Zero n_useless_debug_values.
4520 * cselib.h (cselib_lookup_from_insn): Declare.
4521 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4522 (sched_analyze_2): Likewise.
4524 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4526 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4528 (adjust_mems): Replace narrowing SUBREG of expression containing
4529 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4530 with operations in the narrower mode.
4533 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4534 regs_invalidated_by_call instead all call_used_reg_set registers.
4536 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4539 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4540 pointer comparisons with types_compatible_p.
4541 * tree-vect-stmts.c (vectorizable_call): Same.
4542 (vectorizable_condition): Same.
4544 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4546 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4547 stack check if the mask would be zero.
4549 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4550 Jack Howarth <howarth@bromo.med.uc.edu>
4552 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4555 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4558 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4560 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4561 Include ___unordxf2 and ___unordtf2.
4562 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4565 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4567 * config/lm32/t-lm32: New file.
4568 * config.gcc: Use the above file when targetting lm32.
4570 2010-03-28 Duncan Sands <baldrick@free.fr>
4572 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4574 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4577 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4578 Improve vectorization cost model diagnostic.
4580 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4583 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4584 compute_data_dependences_for_loop returns false, early exit
4585 and output an extra diagnostic for the failed data reference
4588 2010-03-29 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/43560
4591 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4592 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4594 2010-03-29 Jie Zhang <jie@codesourcery.com>
4597 * toplev.c (process_options): Set optimization_default_node
4598 and optimization_current_node.
4599 * opts.c (decode_options): Don't set optimization_default_node
4600 and optimization_current_node.
4602 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4604 * config/rtems.h: Abandon -qrtems_debug.
4606 2010-03-28 Jan Hubicka <jh@suse.cz>
4608 PR tree-optimization/43505
4609 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4610 map should not be copied.
4612 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4615 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4616 cdtors, set DECL_PRESERVE_P.
4617 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4620 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4622 PR tree-optimization/43528
4623 * stor-layout.c (place_field): Check that constant fits into
4624 unsigned HWI when skipping calculation of MS bitfield layout.
4626 2010-03-27 Jan Hubicka <jh@suse.cz>
4629 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4630 notice_global_symbol work.
4632 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4634 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4635 instead of dwarf2out_decl.
4636 (struct var_loc_node): Remove section_label field.
4637 (dwarf2out_function_decl): New function.
4638 (dwarf2out_var_location): Don't set section_label field.
4639 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4641 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4643 PR tree-optimization/43544
4644 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4645 First argument for builtin vectorized function hook is now a
4646 tree to be able to distinguish between machine specific and
4648 * targhooks.c (default_builtin_vectorized_function): Ditto.
4649 * targhooks.h (default_builtin_vectorized_function): Ditto.
4650 * target.h (struct gcc_target): Ditto.
4651 * tree-vect-stmts.c (vectorizable_function): Ditto.
4652 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4653 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4656 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4659 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4660 nested binding iff it is a FUNCTION_DECL.
4661 (store_parm_decls_newstyle): Pass nested=true to bind for
4662 FUNCTION_DECLs amongst parameters.
4664 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4666 * var-tracking.c (vt_expand_loc_callback): Don't run
4667 cselib_expand_value_rtx_cb in dummy mode if
4668 cselib_dummy_expand_value_rtx_cb returned false.
4670 * var-tracking.c (emit_note_insn_var_location): For one part
4671 notes with offset 0, don't add EXPR_LIST around the location.
4672 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4673 add_location_or_const_value_attribute): Adjust for that change.
4676 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4677 into first operand and location into second.
4678 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4679 dw_cfi_oprnd_loc for DW_CFA_expression.
4680 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4681 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4682 assume first argument is regnum and second argument is location.
4684 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4687 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4688 of scratch register to DImode. Split to DImode comparison operator.
4689 Use SImode subreg of scratch register in the multiplication.
4690 (*cmp_sadd_sidi): Ditto.
4691 (*cmp_ssub_si): Ditto.
4692 (*cmp_ssub_sidi): Ditto.
4694 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4698 Remove invalid assert and wrong comment.
4700 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4703 * flags.h (final_insns_dump_p): New extern.
4704 * final.c (final_insns_dump_p): New variable.
4705 (rest_of_clean_state): Set it before -fdump-final-insns=
4706 dumping, clear afterwards.
4707 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4708 MEM_ALIAS_SET on MEMs.
4710 2010-03-26 David S. Miller <davem@davemloft.net>
4712 * configure.ac: Fix sparc GOTDATA_OP bug check.
4713 * configure: Rebuild.
4715 2010-03-26 Alan Modra <amodra@gmail.com>
4717 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4719 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4721 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4722 TLS_SECTION_ASM_FLAG.
4724 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4727 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4728 Clear first_function_block_is_cold.
4731 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4732 argument if the argument is truth_value_p.
4734 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4736 * config/rs6000/constraints.md: Update copyright year for my changes.
4739 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4740 used in reg+reg addressing, swap registers.
4742 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4745 * target.h (struct gcc_target): Add code_end hook.
4746 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4748 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4749 * toplev.c (compile_file): Call targetm.asm_out.code_end
4750 hook before unwind info/debug info output.
4751 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4752 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4753 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4754 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4755 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4756 * config/i386/i386.c (ix86_file_end): Renamed to...
4757 (ix86_code_end): ... this. Make static. Don't call
4758 file_end_indicate_exec_stack. Emit unwind info using
4759 final_start_function/final_end_function.
4760 (darwin_x86_file_end): Remove.
4761 (TARGET_ASM_CODE_END): Define.
4762 * config/i386/i386.h (TARGET_ASM_FILE_END,
4763 NEED_INDICATE_EXEC_STACK): Don't define.
4764 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4765 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4766 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4767 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4770 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4771 at the beginning and final_end_function at the end.
4772 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4774 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4776 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4777 and Sun as TLS syntax.
4778 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4779 * configure: Regenerate.
4780 * config.in: Regenerate.
4781 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4782 (default_elf_asm_named_section): Use it.
4783 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4784 (i386_output_dwarf_dtprel): Likewise.
4785 (output_addr_const_extra): Likewise.
4786 (output_pic_addr_const): Lowercase @GOTTPOFF.
4787 (output_addr_const_extra): Likewise.
4788 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4789 (output_addr_const_extra): Likewise.
4790 (output_pic_addr_const): Lowercase @INDNTPOFF.
4791 (output_addr_const_extra): Likewise.
4792 (output_pic_addr_const): Lowercase @NTPOFF.
4793 (output_addr_const_extra): Likewise.
4794 (output_pic_addr_const): Lowercase @TPOFF.
4795 (output_addr_const_extra): Likewise.
4796 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4797 (*tls_global_dynamic_64): Likewise.
4798 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4799 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4801 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4802 (ASM_OUTPUT_TLS_COMMON): Use it.
4803 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4806 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4807 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4808 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4809 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4810 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4811 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4813 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4815 * config/i386/i386.c (override_options): Don't accept
4816 -mtls-dialect=sun any longer.
4817 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4818 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4819 (*tls_local_dynamic_base_32_sun): Likewise.
4820 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4822 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4825 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4826 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4829 * ira.c (adjust_cleared_regs): New function.
4830 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4834 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4836 * expr.c (expand_expr_real): Restore previous
4837 curr_insn_source_location and curr_insn_block after
4838 expand_expr_real_1 call.
4839 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4840 instead of expand_expr_real_1.
4842 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4844 PR rtl-optimization/43413
4845 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4848 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4851 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4852 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4854 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4856 * config/i386/i386.c (ix86_target_string): Add -mfma.
4857 Fix a typo in comment.
4859 2010-03-22 Mike Stump <mikestump@comcast.net>
4862 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4863 Don't overly align based upon packed packed fields.
4865 2010-03-22 Jason Merrill <jason@redhat.com>
4867 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4868 Use () rather than [], and move before the element type.
4870 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4872 * doc/configfiles.texi (Configuration Files): Removed
4873 fixinc/Makefile*, intl/Makefile.*.
4874 * doc/makefile.texi: Fixed markup. Abstract from version
4875 control system used.
4876 (Makefile): Removed obsolete gcc/java/parse.y example.
4877 * doc/sourcebuild.texi: Likewise.
4878 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4879 libgomp, libssp. Removed fastjar.
4880 (Miscellaneous Docs): Clarify location.
4881 Added COPYING3, COPYING3.LIB.
4882 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4884 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4887 * config/i386/i386.c (x86_function_profiler)
4888 [!NO_PROFILE_COUNTERS]: Fix typo.
4889 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4892 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4893 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4895 * doc/sourcebuild.texi (Test Directives): Split into six
4896 subsections, with most of the current text in new subsections
4897 Directives, Selectors, and Final Actions.
4898 (Directives): Split list of test directives into multiple
4900 (Selectors): Describe use and syntax of selectors.
4901 (Effective-Target Keywords): Describe all existing keywords.
4902 (Add Options): Describe features for dg-add-options.
4903 (Require Support): Describe variants of dg-require-support.
4904 (Final Actions): Describe commands to use in dg-final.
4906 2010-03-22 Michael Matz <matz@suse.de>
4909 * recog.c (validate_replace_rtx_group): Replace also in
4910 REG_EQUAL and REG_EQUIV notes.
4912 2010-03-22 Richard Guenther <rguenther@suse.de>
4914 PR tree-optimization/43390
4915 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4916 sure vector extracts are type correct.
4918 2010-03-22 Richard Guenther <rguenther@suse.de>
4921 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4922 x * sqrt (x) even when optimizing for size if the target
4923 has native support for sqrt.
4925 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4927 * varasm.c (make_decl_rtl_for_debug): Also clear
4928 flag_mudflap for the duration of make_decl_rtl call.
4931 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4932 locs from preserved VALUEs.
4934 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4937 * pa.md (movmemsi): Set align to one if zero.
4938 (movmemdi): Likewise.
4940 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4943 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4944 with their corresponding prologue pushes.
4946 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4949 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4950 at the begining or end.
4951 (spu_expand_epilogue): Likewise.
4953 2010-03-20 Richard Guenther <rguenther@suse.de>
4955 PR rtl-optimization/43438
4956 * combine.c (make_extraction): Properly zero-/sign-extend an
4957 extraction of the low part of a CONST_INT. Also handle
4960 2010-03-19 Mike Stump <mikestump@comcast.net>
4962 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4963 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4964 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4966 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4969 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4972 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4974 PR rtl-optimization/42258
4975 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4976 use that may match DEF.
4979 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4980 the cost of loading the constant rather than assuming
4982 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4983 outer code is AND, do the same tests as the andsi3 expander and
4984 return COSTS_N_INSNS (1) if and is cheap.
4986 * optabs.c (avoid_expensive_constant): Fix formatting.
4988 2010-03-19 Michael Matz <matz@suse.de>
4991 * attribs.c (decl_attributes): When rebuilding a function pointer
4992 type use the same qualifiers as the original pointer type.
4994 2010-03-19 Martin Jambor <mjambor@suse.cz>
4996 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4997 and is_gimple_ip_invariant_address.
4999 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5002 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5004 * config/arm/arm.c (arm_override_options): Turn off
5005 flag_dwarf2_cfi_asm for AAPCS variants.
5007 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5010 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5011 Use PRE_MODIFY instead of PRE_DEC.
5012 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5013 (vfp_emit_fstmd): Likewise.
5015 2010-03-19 Michael Matz <matz@suse.de>
5018 * builtins.c (expand_builtin_interclass_mathfn,
5019 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5022 2010-03-19 Richard Guenther <rguenther@suse.de>
5024 PR tree-optimization/43415
5025 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5026 (phi_translate_1): ... this.
5027 (phi_translate): Move all caching here. Cache all NARY
5028 and REFERENCE translations.
5030 2010-03-19 David S. Miller <davem@davemloft.net>
5032 With help from Eric Botcazou.
5033 * config/sparc/sparc.c: Include dwarf2out.h.
5034 (emit_pic_helper): Delete.
5035 (pic_helper_symbol_name): Delete.
5036 (pic_helper_emitted_p): Delete.
5037 (pic_helper_needed): New.
5038 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5039 (get_pc_thunk_name): New.
5040 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5041 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5042 Set pic_helper_needed to true. Don't call emit_pic_helper.
5043 (sparc_expand_prologue): Update load_pic_register call.
5044 (sparc_output_mi_thunk): Likewise.
5045 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5046 thunk if possible. Output CFI information as needed.
5048 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5049 Jack Howarth <howarth@bromo.med.uc.edu>
5052 * config/i386/i386.h: Fix ABI on darwin x86-32.
5054 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5056 * tree.h: Declare make_decl_rtl_for_debug.
5057 * varasm.c (make_decl_rtl_for_debug): New.
5058 * dwarf2out.c (rtl_for_decl_location): Call it.
5059 * cfgexpand.c (expand_debug_expr): Call it.
5061 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5064 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5068 * var-tracking.c (vt_init_cfa_base): Do nothing if
5069 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5071 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5074 * var-tracking.c (canonicalize_vars_star): New.
5075 (dataflow_post_merge_adjust): Use it.
5077 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5080 * var-tracking.c (non_suitable_const): New function.
5081 (add_uses): For DEBUG_INSNs with constants, don't record any
5082 value, instead just the constant value itself.
5083 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5084 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5085 (emit_notes_in_bb): Likewise.
5086 (emit_note_insn_var_location): For onepart variables if
5087 cur_loc is a VOIDmode constant, use DECL_MODE.
5089 2010-03-18 Martin Jambor <mjambor@suse.cz>
5092 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5093 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5094 all non-clones. Moved call redirection...
5095 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5096 (cgraph_materialize_all_clones): Dispose of all
5097 combined_args_to_skip bitmaps.
5098 (verify_cgraph_node): Do not check for edges pointing to wrong
5099 nodes in inline clones.
5100 * tree-inline.c (copy_bb): Call
5101 cgraph_redirect_edge_call_stmt_to_callee.
5102 * ipa.c (cgraph_remove_unreachable_nodes): Call
5103 cgraph_node_remove_callees even when there are used clones.
5105 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5107 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5109 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5112 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5115 2010-03-18 Michael Matz <matz@suse.de>
5118 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5119 into sqrt(x) if we need to preserve signed zeros.
5121 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5122 Eric Botcazou <ebotcazou@adacore.com>
5124 PR rtl-optimization/43360
5125 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5126 note if we don't know its invariant status.
5128 2010-03-18 Michael Matz <matz@suse.de>
5130 PR tree-optimization/43402
5131 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5132 PHI chains of ssa names registered for update.
5134 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5137 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5138 non-offsettable and pre_modify update addressing.
5139 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5140 and "2" alternatives "#".
5141 (*movdd_softfloat32): Make all alternatives "#";
5142 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5143 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5144 (*movdf_softfloat32): Make all alternatives "#";
5145 (movdi): Use the new DIFD mode iterator to create a common splitter
5146 for movdi, movdf and movdd patterns.
5148 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5150 * common.opt (dumpdir): Remove redundant tab.
5152 2010-03-17 Martin Jambor <mjambor@suse.cz>
5154 PR tree-optimization/43347
5155 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5156 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5158 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5160 PR rtl-optimization/42216
5161 * regrename.c (create_new_chain): New function, broken out from...
5162 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5163 appending a use to an empty chain.
5164 (build_def_use): Remove previous changes that convert OP_INOUT to
5165 OP_OUT operands; instead detect the case where an OP_INOUT operand
5166 uses a previously untracked register and create an empty chain for it.
5168 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5170 * doc/extend.texi (Function Attributes): Rewrite unfinished
5171 sentence in ms_abi documentation.
5173 2010-03-17 Alan Modra <amodra@gmail.com>
5175 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5176 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5177 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5178 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5180 2010-03-16 Richard Henderson <rth@redhat.com>
5183 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5184 (lower_try_finally): Save and restore eh_seq around the expansion
5187 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5189 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5190 statements before splitting block.
5192 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5194 * doc/sourcebuild.texi (Testsuites): Fix markup.
5195 Use pathnames relative to gcc/testsuite.
5196 (Test Directives): Move description of how timeout is determined.
5197 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5198 (C Tests): Correct gcc.misc-tests directory.
5199 Framework tests now live in gcc.test-framework.
5201 2010-03-16 Richard Guenther <rguenther@suse.de>
5204 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5205 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5207 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5208 Alexandre Oliva <aoliva@redhat.com>
5210 PR tree-optimization/42917
5211 * lambda-code.c (remove_iv): Skip debug statements.
5212 (lambda_loopnest_to_gcc_loopnest): Likewise.
5213 (not_interesting_stmt): Debug statements are not interesting.
5215 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5219 * cselib.c (cselib_preserve_constants,
5220 cfa_base_preserved_val): New static variables.
5221 (preserve_only_constants): New function.
5222 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5223 clear its REG_VALUES. If cselib_preserve_constants, don't
5224 empty the whole hash table, but preserve there VALUEs with constants,
5225 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5226 (cselib_preserve_cfa_base_value): New function.
5227 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5228 (cselib_init): Change argument to int bitfield. Set
5229 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5231 (cselib_finish): Clear cselib_preserve_constants and
5232 cfa_base_preserved_val.
5233 * cselib.h (enum cselib_record_what): New enum.
5234 (cselib_init): Change argument to int.
5235 (cselib_preserve_cfa_base_value): New prototype.
5236 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5237 * dse.c (dse_step1): Likewise.
5238 * cfgcleanup.c (thread_jump): Likewise.
5239 * sched-deps.c (sched_analyze): Likewise.
5240 * gcse.c (local_cprop_pass): Likewise.
5241 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5242 If FN is non-NULL, call the callback always and whenever it returns
5243 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5244 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5245 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5246 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5247 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5248 * var-tracking.c: Include recog.h.
5249 (bb_stack_adjust_offset): Remove.
5250 (vt_stack_adjustments): Don't call it, instead just gather the
5251 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5252 (adjust_stack_reference): Remove.
5253 (compute_cfa_pointer): New function.
5254 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5255 (struct adjust_mem_data): New type.
5256 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5258 (get_address_mode): New function.
5259 (replace_expr_with_values): Use it.
5260 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5261 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5262 (adjust_sets): Remove.
5263 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5264 Use get_address_mode.
5265 (get_adjusted_src): Remove.
5266 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5267 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5268 (add_with_sets): Don't call adjust_sets.
5269 (fp_setter, vt_init_cfa_base): New functions.
5270 (vt_initialize): Change return type to bool. Move most of pool etc.
5271 initialization to the beginning of the function from end. Pass
5272 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5273 If !frame_pointer_needed, call vt_stack_adjustment before mos
5274 vector is filled, call vt_init_cfa_base if argp/framep has been
5275 eliminated to sp. If frame_pointer_needed and argp/framep has
5276 been eliminated to hard frame pointer, set
5277 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5278 encountering fp setter in the prologue. For MO_ADJUST, call
5279 log_op_type before pusing the op into mos vector, not afterwards.
5280 Call adjust_insn before cselib_process_insn/add_with_sets,
5281 call cancel_changes (0) afterwards.
5282 (variable_tracking_main_1): Adjust for vt_initialize calling
5283 vt_stack_adjustments and returning whether it succeeded or not.
5285 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5287 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5290 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5292 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5294 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5295 drap_reg has not been set.
5297 2010-03-15 Michael Matz <matz@suse.de>
5300 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5301 use it to expand block copies.
5302 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5303 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5304 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5306 2010-03-15 Richard Guenther <rguenther@suse.de>
5308 PR tree-optimization/43367
5309 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5312 2010-03-15 Richard Guenther <rguenther@suse.de>
5314 PR tree-optimization/43317
5315 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5317 2010-03-15 Martin Jambor <mjambor@suse.cz>
5319 PR tree-optimization/43141
5320 * tree-sra.c (create_abstract_origin): New function.
5321 (modify_function): Call create_abstract_origin.
5323 2010-03-15 Chris Demetriou <cgd@google.com>
5325 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5328 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5331 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5332 call insert_out_of_ssa_copy for default definitions.
5334 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5336 * graphite-clast-to-gimple.c (my_long_long): Defined.
5337 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5338 * graphite-sese-to-poly.c (my_long_long): Defined.
5339 (scop_ivs_can_be_represented): Use it.
5341 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5343 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5344 graphite-max-bbs-per-function, and loop-block-tile-size.
5345 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5347 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5349 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5351 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5352 forward declaration.
5353 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5354 (add_upper_bounds_from_estimated_nit): New.
5355 (build_loop_iteration_domains): Use it.
5357 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5359 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5361 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5364 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5365 should be an INTEGER_CST. Also handle CASE_CONVERT.
5367 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5369 * graphite.c (graphite_initialize): To bound the number of bbs per
5370 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5371 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5372 * doc/invoke.texi: Document it.
5374 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5376 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5377 * graphite-sese-to-poly.h (build_poly_scop): Same.
5379 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5381 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5382 the number of parameters in the scop. Use as an upper bound
5383 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5384 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5385 * doc/invoke.texi: Document it.
5387 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5389 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5390 * doc/c-tree.texi: Remove.
5391 * doc/generic.texi: Merge c-tree.texi here.
5392 * doc/gccint.texi (Trees): Remove menu entry.
5393 (c-tree.texi): Remove @include.
5394 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5395 * doc/languages.texi (Reading RTL): Ditto.
5397 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5400 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5402 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5405 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5406 code added to work around reload clobbering CONST insns.
5408 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5410 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5411 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5412 (cselib_preserve_only_values): Remove retain argument, don't
5413 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5414 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5415 * var-tracking.c (micro_operation): Move insn field before union.
5416 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5417 (struct variable_tracking_info_def): Remove n_mos field, change
5418 mos into a vector of micro_operations.
5419 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5420 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5421 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5422 changing into a vector.
5423 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5424 come before all other uops generated by add_stores.
5425 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5427 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5428 a vector. Run just one pass over the bbs instead of separate counting
5429 and computation phase.
5430 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5433 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5434 into *nonlocalized_list vector.
5435 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5436 even if origin is non-NULL.
5437 (gen_variable_die): Likewise.
5438 (process_scope_var): Don't change origin.
5439 (gen_decl_die): Likewise.
5440 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5441 before adding new edges instead of after it, fix moving over
5444 2010-03-11 David S. Miller <davem@davemloft.net>
5446 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5448 * configure: Rebuild.
5450 2010-03-11 Martin Jambor <mjambor@suse.cz>
5452 PR tree-optimization/43257
5453 * tree.c (assign_assembler_name_if_neeeded): New function.
5454 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5456 * tree.h (assign_assembler_name_if_neeeded): Declare.
5457 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5458 the function if needed.
5460 2010-03-11 Chris Demetriou <cgd@google.com>
5462 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5463 include/stdint-gcc.h, and include/stdint.h world-readable.
5465 2010-03-11 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/43255
5468 * tree-vrp.c (process_assert_insertions_for): Do not insert
5469 asserts for trivial conditions.
5471 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5473 PR tree-optimization/43280
5474 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5475 generation. Move calculation of size out of the if branch.
5476 (find_bswap): Modify compare number generation.
5478 2010-03-11 Richard Guenther <rguenther@suse.de>
5481 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5482 (input_gimple_stmt): Fixup handled component types during
5483 operand read. Also fix up decls in ADDR_EXPRs.
5485 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5487 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5488 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5490 2010-03-10 Jan Hubicka <jh@suse.cz>
5493 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5494 * varasm.c (get_variable_section): Don't do that here...
5495 (make_decl_rtl): ... and here.
5496 (do_assemble_alias): Produce decl RTL.
5497 (assemble_alias): Likewise.
5499 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5502 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5503 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5505 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5506 (based_loc_descr): Only express drap or vdrap regno based expressions
5507 using DW_OP_fbreg when not optimizing.
5508 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5509 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5510 REG_CFA_SET_VDRAP note.
5512 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5514 PR tree-optimization/43236
5515 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5516 error in calculation of base address in reverse iteration case.
5517 (generate_builtin): Take number of latch executions if the statement
5520 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5523 * tree-eh.c: Include pointer-set.h.
5524 (lower_eh_dispatch): Filter out duplicate case labels and
5525 remove the unneeded edge when the label is unused. Return
5526 true when some edges are removed.
5527 (execute_lower_eh_dispatch): When any lowering resulted in
5528 removing an edge, also delete unreachable blocks.
5530 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5533 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5534 UNSPEC_MACHOPIC_OFFSET.
5536 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5539 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5540 (m68k_delegitimize_address): New function.
5542 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5545 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5548 * var-tracking.c (adjust_sets): New function.
5549 (count_with_sets, add_with_sets): Use it.
5550 (get_adjusted_src): New inline function.
5551 (add_stores): Use it.
5554 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5555 call cselib_dummy_expand_value_rtx_cb instead of
5556 cselib_expand_value_rtx_cb.
5559 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5560 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5561 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5562 and .cfi_endproc around the pic thunks.
5563 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5564 all queued unwind info register saves are saved before the call.
5565 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5566 considered as sp-=4 for unwind info and the pop as sp+=4 which
5567 also clobbers dest, but doesn't actually restore it.
5570 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5571 RTX_FRAME_RELATED_P.
5573 2010-03-09 Jie Zhang <jie@codesourcery.com>
5575 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5576 whitespaces in output template.
5578 2010-03-09 Jie Zhang <jie@codesourcery.com>
5580 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5583 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5585 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5586 builtins.exp in a separate job.
5588 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5590 * graphite-sese-to-poly.c (add_param_constraints): Use
5591 lower_bound_in_type and upper_bound_in_type.
5593 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5595 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5596 instead of unsigned_type_node.
5598 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5599 Reza Yazdani <reza.yazdani@amd.com>
5602 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5603 on pointer type parameters.
5605 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5609 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5610 handle conversions from pointer to integers.
5611 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5612 induction variable, to be able to work with code generated by CLooG.
5613 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5614 (build_poly_scop): Bail out if we cannot codegen a loop.
5616 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5618 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5619 code generation with gloog_error.
5621 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5623 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5624 Call fold_convert on all the returned values.
5625 (expand_scalar_variables_expr): Pass to
5626 expand_scalar_variables_ssa_name the type of the resulting expression.
5628 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5630 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5631 ppl_min_for_le_pointset.
5632 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5633 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5635 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5637 * graphite-dependences.c (map_into_dep_poly): Removed.
5638 (dependence_polyhedron_1): Use combine_context_id_scat.
5640 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5642 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5643 (struct poly_bb): Same.
5644 (combine_context_id_scat): New.
5646 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5649 * sese.c (name_defined_in_loop_p): Return false for default
5652 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5654 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5655 and clean up the logic.
5657 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5659 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5662 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5664 * var-tracking.c (remove_cselib_value_chains): Define only for
5666 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5667 delete_slot_part, emit_notes_for_differences_1): Don't call
5668 remove_cselib_value_chains here.
5669 (set_slot_part, emit_notes_for_differences_2): Don't call
5670 add_cselib_value_chains here.
5671 (preserved_values): New vector.
5672 (preserve_value): New function.
5673 (add_uses, add_stores, vt_add_function_parameters): Use it
5674 instead of cselib_preserve_value.
5675 (changed_values_stack): New vector.
5676 (check_changed_vars_0): New function.
5677 (check_changed_vars_1, check_changed_vars_2): Use it.
5678 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5679 changed_values_stack VALUEs.
5680 (vt_emit_notes): For all preserved_values call
5681 add_cselib_value_chains. If ENABLE_CHECKING call
5682 remove_cselib_value_chains before verifying value_chains is empty.
5683 Initialize and free changed_values_stack.
5684 (vt_initialize): Initialize preserved_values.
5685 (vt_finalize): Free preserved_values.
5687 2010-03-08 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/43269
5690 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5693 2010-03-08 Martin Jambor <mjambor@suse.cz>
5695 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5696 (ipa_is_param_called): Removed.
5697 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5698 (ipa_print_node_params): Do not print the called flag.
5699 (ipa_write_node_info): Do not stream the called flag.
5700 (ipa_read_node_info): Likewise.
5702 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5705 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5706 * cselib.c (struct expand_value_data): Add dummy field.
5707 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5709 (cselib_dummy_expand_value_rtx_cb): New function.
5710 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5712 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5713 * var-tracking.c: Include pointer-set.h.
5714 (variable): Change n_var_parts to char from int. Add
5715 cur_loc_changed and in_changed_variables fields.
5716 (variable_canonicalize): Remove.
5717 (shared_var_p): New inline function.
5718 (unshare_variable): Maintain cur_loc_changed and
5719 in_changed_variables fields. If var was in changed_variables,
5720 replace it there with new_var. Just copy cur_loc instead of
5721 resetting it to something else.
5722 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5723 (dataflow_set_union): Don't call variable_canonicalize.
5724 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5725 of their DEBUG_EXPR_TREE_DECLs.
5726 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5727 and in_changed_variables and cur_loc_changed is false.
5728 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5729 and cur_loc_changed. Don't update cur_loc here.
5730 (variable_merge_over_src): Don't call variable_canonicalize.
5731 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5732 removing loc that is equal to cur_loc, clear cur_loc,
5733 set cur_loc_changed and ensure variable_was_changed is called.
5734 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5735 compare pointers in cur_loc check, if it is equal to loc,
5736 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5737 (variable_different_p): Remove compare_current_location argument,
5738 don't compare cur_loc.
5739 (dataflow_set_different_1): Adjust variable_different_p caller.
5740 (variable_was_changed): If dv had some var in changed_variables
5741 already, reset in_changed_variables flag for it and propagate
5742 cur_loc_changed over to the new variable. On empty var
5743 always set cur_loc_changed. Set in_changed_variables on whatever
5744 var is added to changed_variables.
5745 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5746 Use shared_var_p. When removing loc that is equal to cur_loc,
5747 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5748 end, don't set it to something else, just call variable_was_changed.
5749 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5750 loc being removed, clear cur_loc and set cur_loc_changed.
5751 Set cur_loc_changed if all locations have been removed.
5752 (struct expand_loc_callback_data): New type.
5753 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5754 allocated. Always create SUBREGs if simplify_subreg failed.
5755 Prefer to use cur_loc, when that fails and still in
5756 changed_variables (and seen first time) recompute it. Set
5757 cur_loc_changed of variables which had to change cur_loc and
5758 compute elcd->cur_loc_changed if any of the subexpressions used
5759 had to change cur_loc.
5760 (vt_expand_loc): Adjust to pass arguments in
5761 expand_loc_callback_data structure.
5762 (vt_expand_loc_dummy): New function.
5763 (emitted_notes): New variable.
5764 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5765 that weren't used for any other decl in current
5766 emit_notes_for_changes call call vt_expand_loc_dummy to update
5767 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5768 first loc_chain location if NULL before. Always use just
5769 cur_loc instead of first loc_chain location. When cur_loc_changed
5770 is false, when not --enable-checking=rtl just don't emit any note.
5771 When rtl checking, compute the note and assert it is the same
5772 as previous note. Clear cur_loc_changed and in_changed_variables
5773 at the end before removing from changed_variables.
5774 (check_changed_vars_3): New function.
5775 (emit_notes_for_changes): Traverse changed_vars to call
5776 check_changed_vars_3 on each changed var.
5777 (emit_notes_for_differences_1): Clear cur_loc_changed and
5778 in_changed_variables. Recompute cur_loc of new_var.
5779 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5780 (vt_emit_notes): Initialize and destroy emitted_notes.
5782 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5784 PR rtl-optimization/42220
5785 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5786 Use verify_reg_tracked to determine if we should use OP_OUT rather
5788 (build_def_use): If we see an in-out operand for a register that we
5789 know nothing about, treat is an output if possible, fail the block if
5792 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5795 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5798 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5801 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5802 uses of relevant DEFs that are dead outside the loop too.
5804 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5806 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5808 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5810 * var-tracking.c (values_to_unmark): New variable.
5811 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5812 values_to_unmark vector. Moved body to...
5813 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5814 instead queue it into values_to_unmark vector.
5815 (vt_find_locations): Free values_to_unmark vector.
5817 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5819 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5820 (site.exp): Export them when plugins are enabled.
5822 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5825 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5827 (chrec_fold_multiply): Same.
5829 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5832 * c-decl.c (build_compound_literal): Return early if init is
5835 2010-03-04 Martin Jambor <mjambor@suse.cz>
5837 PR tree-optimization/43164
5838 PR tree-optimization/43191
5839 * tree-sra.c (type_consists_of_records_p): Reject records with
5840 zero-size bit-fields at the end.
5842 2010-03-04 Mike Stump <mikestump@comcast.net>
5844 * Makefile.in (TAGS): Remove *.y.
5846 2010-03-04 Richard Guenther <rguenther@suse.de>
5848 PR tree-optimization/40761
5849 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5851 (my_rev_post_order_compute): New function.
5852 (init_pre): Call it.
5854 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5857 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5858 decrease the cost of an IV candidate when the cost is infinite.
5860 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5862 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5863 Use '3DNow!' for the extension of that name, ensure normal space
5865 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5867 2010-03-03 Jeff Law <law@redhat.com>
5869 * PR middle-end/32693
5870 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5871 than gen_rtx_SUBREG.
5872 (extract_bit_field_1): Likewise.
5874 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5876 * doc/sourcebuild.texi (Test directives): Document that arguments
5877 include-opts and exclude-opts are now optional for dg-skip-if,
5878 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5880 2010-03-03 Jason Merrill <jason@redhat.com>
5883 * cgraph.h (varpool_node): Add extra_name field.
5884 * varpool.c (varpool_extra_name_alias): New.
5885 (varpool_assemble_decl): Emit extra name aliases.
5886 (varpool_mark_needed_node): Look past an extra name alias.
5887 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5888 * lto-streamer-in.c (lto_input_tree): Read it.
5889 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5891 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5893 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5894 (sparc*-*-solaris2*): ...this.
5896 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5899 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5900 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5901 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5902 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5905 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5906 fallthrough to default handling, just with want_address 0 instead of 2.
5907 For single element lists, add_AT_loc directly, otherwise create an
5908 artificial variable DIE and stick location list to it.
5911 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5912 (VAL_EXPR_HAS_REVERSE): Define.
5913 (reverse_op): New function.
5914 (add_stores): For reversible operations add an extra MO_VAL_USE.
5916 2010-03-02 Jason Merrill <jason@redhat.com>
5918 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5920 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5922 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5923 (sparc64-*-linux*): Likewise.
5924 (sparc64-*-solaris2*): Include assembler files before linker ones.
5925 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5926 * config/sparc/gas.h: Delete.
5927 * config/sparc/sol2-64.h: Add copyright notice.
5928 * config/sparc/sol2-gas-bi.h: Likewise.
5929 * config/sparc/sol2-gld.h: Likewise.
5930 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5931 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5932 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5933 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5934 (sparc_elf_asm_named_section): Rename into...
5935 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5937 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5939 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5941 2010-03-02 Jeff Law <law@redhat.com>
5944 * reload1.c (rtx_p, substitute_stack): Declare.
5945 (substitute): Record addresses of changed rtxs.
5946 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5947 Restore the original rtx when complete.
5948 (reload): Free subsitute_stack when complete.
5950 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5952 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5953 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5955 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5956 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5957 Torture Tests): Change from subsection to section.
5959 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5960 Steven Bosscher <steven@gcc.gnu.org>
5962 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5965 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5968 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5969 the assignment from the new induction variable to the assignment
5970 of the value from the original loop PHI function.
5972 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5973 Daniel Jacobowitz <dan@codesourcery.com>
5975 * doc/sourcebuild.texi (Test directives): Clarify options to
5978 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5980 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5981 Disable cfi directives unless GCC and gas agree on using read-only
5982 .eh_frame sections for 64-bit.
5983 * configure: Regenerate.
5985 2010-03-01 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/43220
5988 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5989 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5991 2010-03-01 Richard Guenther <rguenther@suse.de>
5992 Martin Jambor <mjambor@suse.cz>
5995 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5996 gimplified parameters.
5998 2010-03-01 Christian Bruel <christian.bruel@st.com>
6000 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6002 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6004 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6006 2010-03-01 Richard Guenther <rguenther@suse.de>
6009 * expr.c (expand_assignment): Use the alias-oracle to tell
6010 if the rhs aliases the result decl.
6012 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6015 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6016 to sol_gt_pch_get_address.
6017 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6018 64-bit, SPARC and x86.
6019 (sol_gt_pch_get_address): New function.
6021 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6023 * toplev.h (inform_n, error_n): Declare.
6024 * diagnostic.c (inform_n, error_n): New function.
6026 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6028 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6029 has no rtl yet when processing local_decls, queue it and recheck
6030 if deferred stack allocation hasn't assigned it rtl.
6032 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6034 * config/sh/sh.c (unspec_bbr_uid): New.
6035 (gen_block_redirect): Use it instead of INSN_UID.
6036 (gen_far_branch): Likewise.
6038 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6040 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6041 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6043 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6045 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6046 (Warning Options): -Wno-conversion-null is valid for
6047 Objective-C++ as well.
6048 * doc/tm.texi (Named Address Spaces): Likewise.
6049 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6050 * doc/tree-ssa.texi (Tree SSA): Likewise.
6052 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6055 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6056 by default. Don't set the default arch for
6057 i[34567]86-*-darwin*|x86_64-*-darwin*.
6059 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6062 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6063 default. Set the default 32bit/64bit archs with $with_arch
6064 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6066 2010-02-27 Richard Guenther <rguenther@suse.de>
6068 PR tree-optimization/43186
6069 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6070 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6071 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6072 unroller iterations.
6074 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6076 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6077 required and i[34567]86-*-* targets don't support 64bit ISA.
6079 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6082 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6085 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6087 * config.gcc: Set the default arch at least to Prescott for
6088 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6089 if SSE math is enabled.
6091 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6093 * diagnostic.c (diagnostic_initialize): Update.
6094 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6096 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6097 (diagnostic_inhibit_notes): New.
6098 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6100 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6103 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6104 * doc/standards.texi: Likewise.
6105 * doc/extend.texi: Likewise.
6106 * doc/trouble.texi: Likewise.
6107 * doc/cppopts.texi: Likewise.
6108 * doc/install.texi: Likewise.
6109 * c.opt (std=c90,std=gnu90): New options.
6110 * c-opts.c (c_common_handle_option): Handle them.
6112 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6115 * c-decl.c (undeclared_variable): Use an informative note.
6117 2010-02-26 Richard Guenther <rguenther@suse.de>
6119 PR tree-optimization/43186
6120 * gimple.h (gimple_fold): Remove.
6121 * gimple.c (gimple_fold): Remove. Inline into single user ...
6122 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6123 Try harder for conditions.
6125 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6128 * function.c (used_types_insert): Don't skip through named pointer
6129 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6130 and it is different from the main variant's type.
6132 2010-02-26 Nick Clifton <nickc@redhat.com>
6134 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6136 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6138 * config.gcc: Support --with-fpmath=sse for x86.
6140 * config/i386/ssemath.h: New.
6142 * doc/install.texi (--with-fpmath=sse): Documented.
6144 2010-02-26 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/43188
6147 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6148 vector types of over-aligned element type.
6150 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6153 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6154 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6156 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6158 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6160 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6162 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6163 * var-tracking.c: Include diagnostic.h.
6164 (debug_dv): New function.
6165 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6168 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6169 (add_value_chain, add_value_chains, remove_value_chain,
6170 remove_value_chains): Handle DEBUG_EXPRs.
6171 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6174 * regcprop.c (struct queued_debug_insn_change): New type.
6175 (struct value_data_entry): Add debug_insn_changes field.
6176 (struct value_data): Add n_debug_insn_changes field.
6177 (debug_insn_changes_pool): New variable.
6178 (free_debug_insn_changes, apply_debug_insn_changes,
6179 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6180 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6181 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6183 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6185 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6186 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6187 changes, call cprop_find_used_regs via note_stores.
6188 (copyprop_hardreg_forward): When copying vd from predecessor
6189 which has any queued DEBUG_INSN changes, make sure the pointers are
6190 cleared. At the end call df_analyze and then if there are any
6191 DEBUG_INSN changes queued at the end of some basic block for still
6192 live registers, apply them.
6193 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6195 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6197 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6200 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6202 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6203 targets. Set the default with_cpu/with_arch from arch/cpu.
6204 Allow x86-64 and native for with_cpu/with_arch.
6206 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6208 * ebitmap.c: Change calls to verify_popcount with calls to
6209 sbitmap_verify_popcount.
6210 (ebitmap_clear_bit): Fixed map->cacheindex test and
6211 map>cache update when bit clearing results in an empty
6214 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6217 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6218 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6219 and support both V2DF and V2DI modes.
6220 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6221 support both V2DF and V2DI modes.
6222 (general): Delete trailing whitespace from a few patterns.
6224 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6225 V2DF/V2DI interleave high/low builtins.
6227 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6230 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6231 interleave high/low functions.
6233 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6235 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6236 #pragma extern_prefix.
6238 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6241 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6242 BLKmode, assert op0 is a MEM and just adjust its mode.
6245 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6246 if bitpos isn't multiple of mode's bitsize.
6248 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6250 * c.opt (-ftemplate-depth=): New.
6251 (-ftemplate-depth-): Deprecate.
6252 * optc-gen.awk: Handle -ftemplate-depth=.
6253 * opth-gen.awk: Likewise.
6254 * c-opts.c (c_common_handle_option): Likewise.
6255 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6257 2010-02-24 Jason Merrill <jason@redhat.com>
6259 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6261 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6263 * cfg.c (alloc_aux_for_block): Remove inline.
6264 (alloc_aux_for_edge): Likewise.
6266 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6268 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6270 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6272 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6273 * config/i386/sol2-gas.h: New file.
6274 * config.gcc (i[34567]86-*-solaris2*): Use it.
6276 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6279 * c-typeck.c (ep_convert_and_check): New.
6280 (build_conditional_expr): Use it.
6281 (build_binary_op): Likewise.
6283 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6285 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6288 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6289 bounds even for -O+.
6290 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6291 expr needs to have DECL_NAME set.
6293 2010-02-24 Nick Clifton <nickc@redhat.com>
6295 * config/mep/mep.c: Include gimple.h.
6296 (mep_function_uses_sp): Delete unused function.
6297 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6298 parameters. Use unsigned integers to count args. Return a
6299 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6301 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6304 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6305 greater or equal to nelt instead of 2 * nelt.
6306 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6309 2010-02-23 Jason Merrill <jason@redhat.com>
6312 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6313 in cfun->local_decls even if they have register types.
6316 * stor-layout.c (place_field): Don't warn about unnecessary
6317 DECL_PACKED if the type is packed.
6319 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6322 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6323 GOTOFF relocs, even when the base reg isn't pic pointer.
6325 2010-02-23 Michael Matz <matz@suse.de>
6328 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6329 (expand_gimple_basic_block): Generate and use debug temps if there
6330 are debug uses left after the last real use of TERed ssa names.
6331 Unlink debug immediate uses when they are expanded.
6333 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6336 * config/i386/i386.c (override_options): Reorganise to provide
6337 better error messages.
6339 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6342 * graphite-scop-detection.c (create_single_exit_edge): Move
6343 the call to find_single_exit_edge to....
6344 (create_sese_edges): ...here. Don't handle multiple edges
6345 exiting the function.
6346 (build_graphite_scops): Don't handle multiple edges
6347 exiting the function.
6349 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6352 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6353 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6355 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6358 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6360 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6363 * c-typeck.c (convert_arguments): Print declaration location.
6364 * c-common.c (validate_nargs): Rename as
6365 builtin_function_validate_nargs.
6366 (check_builtin_function_arguments): Update.
6368 2010-02-22 Richard Guenther <rguenther@suse.de>
6371 * tree-inline.c (declare_return_variable): Use the type of
6372 the call stmt lhs if available.
6374 2010-02-22 Duncan Sands <baldrick@free.fr>
6376 * passes.c (register_pass): Always consider all pass lists when
6377 ref_pass_instance_number is zero.
6379 2010-02-22 Richard Guenther <rguenther@suse.de>
6381 PR tree-optimization/42749
6382 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6383 parameter. Do arithmetic in the original type.
6384 (update_accumulator_with_ops): Likewise.
6385 (adjust_accumulator_values): Adjust.
6387 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6389 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6390 (QI to BLKmode splitter): New splitter.
6392 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6394 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6395 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6397 2010-02-22 Richard Guenther <rguenther@suse.de>
6399 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6401 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6403 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6404 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6405 ($(T)crti.o, $(T)crtn.o): Remove rules.
6407 2010-02-21 Tobias Burnus <burnus@net-b.de>
6410 * doc/invoke.texi (-fassociative-math): Document that this
6411 option is automatically enabled for Fortran.
6413 2010-02-20 David S. Miller <davem@davemloft.net>
6415 * configure.ac: Test if linker and assembler properly support
6416 GOTDATA_OP relocations.
6417 * configure: Rebuild.
6418 * config.in: Likewise.
6419 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6420 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6421 (movsi_high_pic): Likewise.
6422 (movdi_lo_sum_pic): Likewise.
6423 (movdi_high_pic): Likewise.
6424 (movsi_pic_gotdata_op): New pattern.
6425 (movdi_pic_gotdata_op): Likewise.
6426 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6427 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6429 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6432 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6433 attribute to ssemul.
6434 (xop_mulv2div2di3_high): Ditto.
6436 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6439 * c.opt (Wconversion-null): New option.
6440 * doc/invoke.texi (Wconversion-null): Document.
6442 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6444 * common.opt (Wlarger-than-): Add Undocumented.
6446 2010-02-19 Mike Stump <mikestump@comcast.net>
6448 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6450 2010-02-19 Jason Merrill <jason@redhat.com>
6453 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6454 * configure: Likewise.
6456 2010-02-20 Alan Modra <amodra@gmail.com>
6459 * cgraph.h (cgraph_make_decl_local): Declare.
6460 * cgraph.c (cgraph_make_decl_local): New function.
6461 (cgraph_make_node_local): Use it.
6462 * cgraphunit.c (cgraph_function_versioning): Likewise.
6463 * ipa.c (function_and_variable_visibility): Likewise.
6465 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6468 * except.c (sjlj_emit_function_enter): Don't call
6469 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6471 * rtl.h (add_reg_br_prob_note): Remove prototype.
6473 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6476 * c-common.c (conversion_warning): Remove widening conversions
6477 before checking the conversion of integers to reals.
6479 2010-02-19 Mike Stump <mikestump@comcast.net>
6482 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6485 * cgraphunit.c (process_function_and_variable_attributes): Check
6486 DECL_PRESERVE_P instead of looking up attribute "used".
6487 * ipa-pure-const.c (check_decl): Likewise.
6488 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6489 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6490 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6491 instead of attribute "used".
6492 * config/sol2-c.c (solaris_pragma_init): Likewise.
6493 (solaris_pragma_fini): Likewise.
6495 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6497 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6498 Use XCNEW instead of xcalloc.
6499 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6500 XNEW instead of xmalloc.
6501 (get_fields): Use XNEWVEC instead of xmalloc.
6504 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6505 populate vars array.
6506 (create_new_general_access): For debug stmts just reset value.
6507 (get_stmt_accesses): For accesses within debug stmts just record them
6508 using add_access_to_acc_sites instead of preventing the peeling or
6509 counting them as accesses.
6512 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6514 2010-02-19 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/42916
6517 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6520 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6522 * configure.ac: Replace all uses of changequote in macro arguments
6523 with proper quoting.
6525 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6528 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6530 2010-02-19 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/42944
6533 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6534 test for aliasing with errno.
6536 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6539 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6540 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6541 * dojump.c: Include output.h.
6542 (inv): New inline function.
6543 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6544 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6545 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6546 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6547 argument, pass it down to other calls.
6548 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6549 add REG_BR_PROB note to the conditional jump.
6550 * cfgexpand.c (add_reg_br_prob_note): Removed.
6551 (expand_gimple_cond): Don't call it, add the probability
6552 as last argument to jumpif_1/jumpifnot_1.
6553 * Makefile.in (dojump.o): Depend on output.h.
6554 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6556 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6557 * stmt.c (do_jump_if_equal): Likewise.
6558 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6559 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6560 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6562 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6563 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6564 jumpifnot_1 callers.
6565 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6567 (store_expr): Adjust jumpifnot caller.
6568 (store_constructor): Adjust jumpif caller.
6571 * gimplify.c (gimple_boolify): For __builtin_expect call
6572 gimple_boolify also on its first argument.
6574 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6576 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6578 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6579 * configure: Regenerated.
6581 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6583 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6584 lang_hooks.types_compatible_p instead of comptypes.
6586 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6588 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6589 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6590 if __prefer_thumb__ is defined.
6592 2010-02-18 Martin Jambor <mjambor@suse.cz>
6594 PR tree-optimization/43066
6595 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6596 array with zero-sized element type.
6598 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6600 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6601 rtx, allocate struct var_loc_node here and return it to the
6602 caller, and only if it is actually needed.
6603 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6604 move it earlier and return immediately if it returns NULL.
6606 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6608 * config/sparc/gas.h: New file. Restore
6609 TARGET_ASM_NAMED_SECTION to its ELF default.
6610 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6612 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6613 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6614 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6615 after sparc/sysv4.h.
6617 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6619 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6621 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6623 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6624 patterns from predicated pattern.
6626 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6630 for insn mnemonic suffix.
6632 2010-02-17 Richard Guenther <rguenther@suse.de>
6634 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6637 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6640 * caller-save.c (save_call_clobbered_regs): If BB ends with
6641 a DEBUG_INSN, move any notes in between last real insn and the last
6642 DEBUG_INSN after the last DEBUG_INSN.
6644 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6646 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6647 Fix return type. Fix argument type. Explain meaning of return value.
6649 2010-02-16 Richard Guenther <rguenther@suse.de>
6651 PR tree-optimization/41043
6652 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6653 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6655 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6657 2010-02-16 Ira Rosen <irar@il.ibm.com>
6659 PR tree-optimization/43074
6660 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6661 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6662 vectorizable cycles in hybrid SLP check.
6663 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6665 2010-02-16 Richard Guenther <rguenther@suse.de>
6667 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6668 (true_dependence): If memrefs_conflict_p computes must-alias
6669 trust it. Move TBAA check after offset-based disambiguation.
6670 (canon_true_dependence): Likewise.
6672 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6674 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6675 * doc/invoke.texi: Document it.
6676 * var-tracking.c: Include toplev.h and params.h.
6677 (vt_find_locations): Return bool indicating success. Compute
6678 hash sizes unconditionally. Check new parameter, report.
6679 (variable_tracking_main_1): Check vt_find_locations results and
6680 retry. Renamed from...
6681 (variable_tracking_main): ... this. New wrapper to preserve
6682 flag_var_tracking_assignments.
6683 * Makefile.in (var-tracking.o): Adjust dependencies.
6685 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6686 Jakub Jelinek <jakub@redhat.com>
6689 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6690 if weak_import attribute is present.
6691 * config/darwin.c (machopic_select_section): Likewise.
6693 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6695 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6696 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6697 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6698 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6700 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6703 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6706 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6707 Rewrite text to refer to the names.
6709 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6711 * config/i386/i386-builtin-types.def
6712 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6713 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6714 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6715 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6716 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6717 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6718 IX86_BUILTIN_VPERMIL2PS256.
6719 (MULTI_ARG_4_DF2_DI_I): Defined.
6720 (MULTI_ARG_4_DF2_DI_I1): Defined.
6721 (MULTI_ARG_4_SF2_SI_I): Defined.
6722 (MULTI_ARG_4_SF2_SI_I1): Defined.
6723 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6724 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6725 __builtin_ia32_vpermil2ps256.
6726 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6727 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6728 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6729 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6730 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6731 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6732 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6733 CODE_FOR_xop_vpermil2v8sf3.
6734 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6735 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6736 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6737 (_mm256_permute2_pd): New.
6738 (_mm_permute2_ps): New.
6739 (_mm256_permute2_ps): New.
6741 2010-02-15 Nick Clifton <nickc@redhat.com>
6743 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6744 boolean parameters. Use emit_jump_insn when emitting a pop
6745 instruction containing a return insn.
6746 (push): Use 'true' rather than '1' as second parameter to F.
6747 (h8300_expand_prologue): Likewise.
6748 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6749 (h8300_expand_epilogue): Likewise.
6751 2010-02-15 Richard Guenther <rguenther@suse.de>
6754 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6757 2010-02-15 Nick Clifton <nickc@redhat.com>
6759 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6762 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6764 * intl.c (fake_ngettext): New function.
6765 * intl.h (fake_ngettext): Declare.
6766 (ngettext): Define macro.
6767 * collect2.c (notice_translated): New function.
6768 (main): Use notice_translated and ngettext.
6769 * collect2.h (notice_translated): Declare.
6771 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6773 * reorg.c (delete_computation): Comment fixes.
6774 * caller-save.c (setup_save_areas): Idem.
6775 * sel-sched-dump.c (dump_lv_set): Idem.
6778 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6780 * config/s390/s390.c (s390_sched_init): New function.
6781 (TARGET_SCHED_INIT): Target hook defined.
6783 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6784 Jack Howarth <howarth@bromo.med.uc.edu>
6785 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6788 Partial revert of unintended change in fix for PR41605.
6789 * config/darwin.h: Fix typo.
6790 * config/darwin9.h: Same.
6792 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6794 * c-pch.c (pch_init): Clear v.
6796 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6799 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6800 graphite_can_represent_init for MULT_EXPR.
6802 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6806 * graphite-sese-to-poly.c (remove_phi): New.
6807 (translate_scalar_reduction_to_array): Call remove_phi.
6809 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6812 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6813 * graphite-clast-to-gimple.h (gloog): Update declaration.
6814 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6815 * graphite-poly.h (struct poly_bb): Add missing comments.
6816 (struct scop): Add poly_scop_p field.
6818 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6819 * graphite.c (graphite_transform_loops): Build the polyhedral
6820 representation for each scop before code generation.
6821 * sese.c (rename_variables_in_operand): Removed.
6822 (rename_variables_in_expr): Return the renamed expression.
6823 (rename_sese_parameters): New.
6824 * sese.h (rename_sese_parameters): Declared.
6826 2010-02-11 Richard Guenther <rguenther@suse.de>
6828 PR tree-optimization/42998
6829 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6830 POINTER_PLUS_EXPR properly.
6832 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6833 Changpeng Fang <changpeng.fang@amd.com>
6836 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6837 the cost of an IV candidate when the IV is used in a test against zero.
6839 * gcc.dg/tree-ssa/ivopts-3.c: New.
6841 2010-02-11 Richard Guenther <rguenther@suse.de>
6844 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6845 pointer-vs-decl case by swapping refs. Handle some cases
6846 of pointer-vs-decl disambiguations more conservatively.
6847 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6848 to false after expanding.
6850 2010-02-11 Richard Guenther <rguenther@suse.de>
6853 * gcc.c (process_command): Handle LTO file@offset case more
6856 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6858 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6859 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6861 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6863 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6864 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6865 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6866 Optimize eq/ne comparisons when both arguments are known to be
6868 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6869 Don't mask operands unnecessarily if they are known to be already
6872 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6874 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6877 2010-02-10 Richard Guenther <rguenther@suse.de>
6879 PR tree-optimization/43017
6880 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6881 for wrapping signed arithmetic.
6883 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6886 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6887 if no debug info should be emitted for it.
6889 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6891 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6892 note when flag_exceptions is set.
6894 2010-02-10 Duncan Sands <baldrick@free.fr>
6896 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6898 2010-02-10 Richard Guenther <rguenther@suse.de>
6901 * tree.c (get_unwidened): Handle constants.
6902 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6904 2010-02-10 Martin Jambor <mjambor@suse.cz>
6907 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6908 check for variable argument counts independently.
6910 2010-02-10 Christian Bruel <christian.bruel@st.com>
6913 * config/sh/sh.c (find_barrier): Increase length for non delayed
6914 conditional branches.
6916 2010-02-10 Christian Bruel <christian.bruel@st.com>
6918 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6920 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6922 * builtins.c (set_builtin_user_assembler_name): Also handle
6923 ffs if int is smaller than word.
6925 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6928 * ira-conflicts.c (get_dup): Remove.
6929 (process_reg_shuffles): Add new parameter. Use it as an
6930 additional guard for copy generation.
6931 (add_insn_allocno_copies): Rewrite.
6933 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6935 * common.opt (fsched2-use-traces): Preserved for backward
6937 * doc/invoke.texi: Remove the documentation about option
6938 -fsched2-use-traces.
6939 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6940 flag_sched2_use_traces.
6941 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6942 the backward compatibility flag section.
6944 2010-02-09 Richard Guenther <rguenther@suse.de>
6946 PR tree-optimization/43008
6947 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6948 make HEAP variables initialized from global memory if they
6949 are not known builtin functions.
6950 (find_func_aliases): Adjust.
6952 2010-02-09 Richard Guenther <rguenther@suse.de>
6954 PR tree-optimization/43000
6955 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6956 arithmetic manually.
6958 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6960 PR tree-optimization/42931
6961 * tree-loop-linear.c (try_interchange_loops): Don't call
6962 double_int_mul if estimated_loop_iterations failed.
6964 2010-02-08 Martin Jambor <mjambor@suse.cz>
6967 * tree-sra.c (build_accesses_from_assign): Do not mark in
6968 should_scalarize_away_bitmap if stmt has volatile ops.
6969 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6972 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6974 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6976 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6978 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6981 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6984 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6986 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6989 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6990 to unknown_dependence.
6991 (graphite_legal_transform_dr): Handle the unknown_dependence.
6992 (graphite_carried_dependence_level_k): Same.
6994 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6996 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6998 2010-02-07 Richard Guenther <rguenther@suse.de>
7001 * expr.c (get_inner_reference): Always initialize *pbitsize.
7003 2010-02-07 Richard Guenther <rguenther@suse.de>
7006 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7007 new ARRAY_REFs on variable size element or minimal index arrays.
7009 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7010 gimple_fold_indirect_ref.
7012 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7015 * arm.c (arm_override_options): Just return if the user has specified
7016 an invalid fpu name.
7018 2010-02-03 Jason Merrill <jason@redhat.com>
7021 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7022 i386_pe_maybe_record_exported_symbol.
7024 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7027 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7028 (pa_delegitimize_address): New function.
7030 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7032 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7033 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7035 2010-02-05 Richard Guenther <rguenther@suse.de>
7038 * lto-streamer-in.c (get_resolution): Deal with references
7039 to undefined functions.
7041 2010-02-05 Richard Guenther <rguenther@suse.de>
7043 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7044 (fold_const_aggregate_ref): Likewise.
7045 (ccp_fold_stmt): Substitute loads.
7046 (maybe_fold_reference): Verify types before substituting.
7048 (fold_gimple_assign): Unshare properly.
7049 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7051 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7053 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7054 for rs6000_gen_cell_microcode.
7056 2010-02-04 Richard Guenther <rguenther@suse.de>
7058 PR rtl-optimization/42952
7059 * dse.c (const_or_frame_p): Remove MEM handling.
7061 2010-02-04 Nick Clifton <nickc@redhat.com>
7063 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7064 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7065 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7066 (mn10300_asm_output_mi_thunk): New function.
7067 (mn10300_can_output_mu_thunk): New function.
7068 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7069 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7070 (FUNCTION_ARG): Delete incorrect comment.
7072 2010-02-03 Jason Merrill <jason@redhat.com>
7075 * fold-const.c (operand_equal_p): Handle erroneous types.
7077 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7079 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7081 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7083 PR rtl-optimization/42941
7084 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7087 2010-02-03 Jason Merrill <jason@redhat.com>
7090 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7092 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7095 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7096 (cselib_reset_table): Renamed from...
7097 (cselib_reset_table_with_next_value): ... this.
7098 (cselib_get_next_uid): Renamed from...
7099 (cselib_get_next_unknown_value): ... this.
7100 * cselib.c (next_uid): Renamed from...
7101 (next_unknown_value): ... this.
7102 (cselib_clear_table): Adjust.
7103 (cselib_reset_table): Adjust. Renamed from...
7104 (cselib_reset_table_with_next_value): ... this.
7105 (cselib_get_next_uid): Adjust. Renamed from...
7106 (cselib_get_next_unknown_value): ... this.
7107 (get_value_hash): Use hash.
7108 (cselib_hash_rtx): Likewise.
7109 (new_cselib_val): Adjust. Set and dump uid.
7110 (cselib_lookup_mem): Pass next_uid as hash.
7111 (cselib_subst_to_values): Likewise.
7112 (cselib_log_lookup): Dump uid.
7113 (cselib_lookup): Pass next_uid as hash. Adjust.
7114 (cselib_process_insn): Adjust.
7115 (cselib_init): Initialize next_uid.
7116 (cselib_finish): Adjust.
7117 (dump_cselib_table): Likewise.
7118 * dse.c (canon_address): Dump value uid.
7119 * print-rtl.c (print_rtx): Print value uid.
7120 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7122 (dv_uid): New function, sort of renamed from...
7123 (dv_htab_hash): ... this, reimplemented in terms of it and...
7124 (dv_uid2hash): ... this. New.
7125 (variable_htab_eq): Drop excess assertions.
7126 (tie_break_pointers): Removed.
7127 (canon_value_cmp): Compare uids.
7128 (variable_post_merge_New_vals): Print uids.
7129 (vt_add_function_parameters): Adjust.
7130 (vt_initialize): Reset table. Adjust.
7132 2010-02-03 Richard Guenther <rguenther@suse.de>
7134 PR tree-optimization/42944
7135 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7136 (call_may_clobber_ref_p_1): Likewise. Properly handle
7137 malloc and calloc clobbering errno.
7139 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7141 * doc/invoke.texi: Fix name of sched1 dump.
7143 * opts.c (decode_options): Set flag_tree_switch_conversion
7144 only conditionally on optimize >= 2.
7146 * gcse.c: Assorted comment fixes in pass description.
7148 2010-02-03 Anthony Green <green@moxielogic.com>
7150 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7151 nop padding in order to maintain alignment of storage location of
7152 target function address.
7153 (moxie_trampoline_init): Store target function address at newly
7155 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7157 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7159 2010-02-03 Richard Guenther <rguenther@suse.de>
7162 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7164 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7166 * config.gcc: Reenable check for obsolete targets.
7167 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7168 mips-sgi-irix6.[0-4]*.
7170 2010-02-02 Nick Clifton <nickc@redhat.com>
7172 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7173 constant size of 4 as being the same as 0.
7174 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7175 can take values in the range 0..4.
7177 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7180 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7181 as _darwin10_Unwind_FindEnclosingFunction().
7182 * libgcc-libsystem.ver: New.
7184 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7187 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7188 implicitly set registers.
7190 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7192 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7193 (arm_override_options): Allow automatic selection of the thread
7194 pointer register if thumb2.
7195 (legitimize_pic_address): Improve code sequences for Thumb2.
7196 (arm_call_tls_get_addr): Likewise.
7197 (legitimize_tls_address): Likewise.
7198 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7199 (pic_load_addr_32bit): ... this. New named pattern.
7200 * thumb2.md (pic_load_addr_thumb2): Delete.
7201 (pic_load_dot_plus_four): Delete.
7202 (tls_load_dot_plus_four): New named pattern.
7204 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7207 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7208 Document fix for TLS bug.
7210 2010-01-31 Richard Guenther <rguenther@suse.de>
7212 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7213 conservatively correct.
7215 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7219 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7221 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7223 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7225 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7227 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7229 * config.gcc: Adjust order of makefile fragments for mingw targets.
7231 2010-01-31 Richard Guenther <rguenther@suse.de>
7234 * gimplify.c (gimplify_init_constructor): For volatile LHS
7235 initialize a temporary.
7237 2010-01-31 Matthias Klose <doko@ubuntu.com>
7239 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7241 * configure: Regenerate.
7243 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7245 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7246 the same alias set and their sizes different constantness.
7247 (aliasing_component_refs_p): Revert 2009-10-24 change.
7249 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7251 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7254 2010-01-29 Richard Guenther <rguenther@suse.de>
7256 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7257 Assert we successfully updated the call.
7259 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7261 PR rtl-optimization/42889
7262 * df.h (df_set_bb_dirty_nonlr): New prototype.
7263 * df-core.c (df_set_bb_dirty_nonlr): New function.
7264 * df-scan.c (df_insn_rescan): Call it instead of
7265 df_set_bb_dirty for DEBUG_INSNs.
7267 2010-01-29 Richard Guenther <rguenther@suse.de>
7270 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7271 quadratic behavior in most cases.
7273 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7277 in the call to gen_x86_movsicc_0_m1.
7279 2010-01-28 Richard Guenther <rguenther@suse.de>
7281 PR tree-optimization/42871
7282 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7284 2010-01-28 Richard Guenther <rguenther@suse.de>
7286 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7287 into call arguments.
7289 2010-01-28 Richard Guenther <rguenther@suse.de>
7292 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7293 the forwarder if the destination is an EH landing pad.
7295 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7297 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7298 block list passed to gimple_duplicate_sese_tail.
7299 (parallelize_loops): Avoid parallelization when the function
7301 Avoid parallelization when the preheader is IRREDUCIBLE.
7302 Try to optimize when estimated_loop_iterations_int is unresolved.
7303 Add the loop's location to the dump file.
7304 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7305 (gimple_duplicate_sese_tail): Remove the check for the latch.
7306 Redirect nexits to the exit block.
7307 Remove handling of the incoming edges to the latch.
7308 Redirect the backedge from the copied latch to the exit bb.
7310 2010-01-28 Michael Matz <matz@suse.de>
7313 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7314 Wrap force_reg into a sequence, emit it before user.
7316 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7318 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7320 (arm_legacy_rev): Likewise.
7321 (thumb_legacy_rev): Likewise.
7323 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7325 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7326 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7327 on MEM's address failed, try avoid_constant_pool_reference and
7328 recurse if it returned something different.
7329 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7330 address, try avoid_constant_pool_reference and recurse if it
7331 returned something different.
7332 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7333 address and avoid_constant_pool_reference returned something
7334 different, don't set have_address.
7336 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7339 * var-tracking.c (val_store): Add modified argument, obey it.
7341 (count_uses): Move down logging of main.
7342 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7343 don't need resolution.
7344 (emit_notes_in_bb): Likewise.
7346 2010-01-27 Richard Guenther <rguenther@suse.de>
7349 * tree-inline.c (remap_decl): Delay remapping of SSA name
7350 default definitions until we need them.
7352 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7354 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7355 (rs6000_delegitimize_address): New function.
7357 * config/s390/s390.c (s390_delegitimize_address): Call
7358 delegitimize_mem_from_attrs.
7361 * tree-inline.c (cannot_copy_type_1): Removed.
7362 (copy_forbidden): Don't forbid copying of functions containing
7363 records/unions with variable length fields.
7365 2010-01-27 Christian Bruel <christian.bruel@st.com>
7369 * config/sh/sh.c (find_barrier): Increase length for non delayed
7370 conditional branches.
7372 2010-01-27 Matthias Klose <doko@ubuntu.com>
7374 * configure.ac (gnu-unique-object): Fix ldd version check.
7375 * configure: Regenerate.
7377 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7379 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7381 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7382 Test for HAVE_GNU_AS value.
7384 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7386 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7387 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7388 INT64_TYPE): Define.
7389 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7390 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7391 INT_LEAST64_TYPE): Define.
7392 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7393 UINT_LEAST64_TYPE): Define.
7394 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7395 INT_FAST64_TYPE): Define.
7396 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7397 UINT_FAST64_TYPE): Define.
7398 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7399 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7400 (SIG_ATOMIC_TYPE): Define.
7402 2010-01-26 Richard Guenther <rguenther@suse.de>
7404 * df-scan.c (df_scan_set_bb_info): Remove assert.
7405 (df_insn_rescan_debug_internal): Merge asserts.
7406 (df_install_ref): Likewise.
7407 (df_mark_reg): Use bitmap_set_range.
7408 (df_hard_reg_used_p): Remove assert.
7409 (df_hard_reg_used_count): Likewise.
7411 2010-01-26 Richard Guenther <rguenther@suse.de>
7413 PR rtl-optimization/42685
7414 * web.c (web_main): Ignore DEBUG_INSNs.
7416 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7418 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7420 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7421 Fix types of fndecl and arglist parameters.
7423 2010-01-26 Richard Guenther <rguenther@suse.de>
7426 * tree-eh.c (unsplit_eh): Skip debug insns.
7428 2010-01-26 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/42250
7431 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7433 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7436 * omp-low.c (expand_omp_sections): Only use single_pred if
7437 l2_bb is single_pred_p.
7439 2010-01-25 Christian Bruel <christian.bruel@st.com>
7442 * config/sh/sh.c (find_barrier): Increase length for non delayed
7443 conditional branches.
7444 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7446 2010-01-24 David S. Miller <davem@davemloft.net>
7448 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7449 define if not using GAS.
7450 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7451 Likewise. Delete SECTION_MERGE code, which is only applicable
7454 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7457 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7458 mangling of va_list in system headers.
7460 2010-01-23 Toon Moene <toon@moene.org>
7462 * tree-predcom.c (combine_chains): Return NULL, not false.
7464 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7466 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7467 initialization of variable res to agree with return type.
7469 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7471 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7472 * tree-sra.c: Add include of expr.h.
7474 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7476 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7477 insert the debug stmt on the single non-EH edge from the stmt.
7479 2010-01-22 Richard Henderson <rth@redhat.com>
7482 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7483 the RHS until after generate_subtree_copies has insertted its
7484 code before the current statement.
7486 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7488 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7490 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7492 2010-01-21 Martin Jambor <mjambor@suse.cz>
7494 PR tree-optimization/42585
7495 * tree-sra.c (struct access): New field grp_total_scalarization.
7496 (dump_access): Dump the new field.
7497 (should_scalarize_away_bitmap): New variable.
7498 (cannot_scalarize_away_bitmap): Likewise.
7499 (sra_initialize): Allocate new bitmaps.
7500 (sra_deinitialize): Free new bitmaps.
7501 (create_access_1): New function.
7502 (create_access): Parts moved to create_access_1.
7503 (type_consists_of_records_p): New function.
7504 (completely_scalarize_record): Likewise.
7505 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7506 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7507 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7509 (analyze_all_variable_accesses): Completely scalarize small eligible
7512 2010-01-21 Martin Jambor <mjambor@suse.cz>
7514 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7516 2010-01-21 Andrew Haley <aph@redhat.com>
7518 * gcc.c (process_command): Move lang_specific_driver before
7519 setting cc_libexec_prefix.
7521 2010-01-21 Richard Guenther <rguenther@suse.de>
7524 * fold-const.c (negate_expr_p): Pretend only negative
7525 real constants are easily negatable.
7527 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7528 Jason Merrill <jason@redhat.com>
7530 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7531 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7532 * calls.c (initialize argument_information): Handle it.
7533 * c-common.c (handle_transparent_union_attribute): Use new name.
7534 * c-decl.c (finish_struct): Ditto.
7535 * c-typeck.c (type_lists_compatible_p): Ditto.
7536 (convert_for_assignment): Use new name and also handle record.
7537 * function.c (aggregate_value_p): Handle it.
7538 (pass_by_reference): Ditto.
7539 (assign_parm_data_types): Ditto.
7540 * print-tree.c (print_node): Ditto.
7541 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7542 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7543 * tree.c (first_field): New fn.
7545 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7548 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7549 even when linking statically, for now.
7551 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7554 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7555 without a cselib val.
7556 (count_uses): Accept MO_VAL_SET with no val on stores.
7557 (add_stores): Likewise.
7559 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7561 * var-tracking.c (check_value_val): Add a compile time assertion.
7562 (dv_is_decl_p): Simplify.
7563 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7564 gcc_assert if ENABLE_CHECKING.
7566 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7569 * var-tracking.c: Include tree-flow.h.
7570 (mem_dies_at_call): New.
7571 (dataflow_set_preserve_mem_locs): Use it.
7572 (dataflow_set_remove_mem_locs): Likewise.
7573 (dump_var): Renamed from dump_variable. Adjust all callers.
7574 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7575 * Makefile.in (var-tracking.o): Adjust deps.
7577 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7579 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7581 2010-01-20 Richard Guenther <rguenther@suse.de>
7583 PR tree-optimization/42717
7584 * tree-ssa-dce.c (get_live_post_dom): Remove.
7585 (forward_edge_to_pdom): Take an arbitrary edge to copy
7586 degenerate PHI args from.
7587 (remove_dead_stmt): Use the first post-dominator even if it
7588 does not contain live statements as redirection destination.
7590 2010-01-20 Richard Guenther <rguenther@suse.de>
7592 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7594 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7596 * sel-sched.c (create_speculation_check): Remove set but not used
7598 (try_transformation_cache): Remove set but not used variable ds.
7599 (calculate_privileged_insns): Remove set but not used variables
7600 cur_insn and min_spec_insn.
7601 (find_best_expr): Remove set but not used variable avail_n.
7602 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7604 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7606 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7607 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7610 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7613 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7614 cpu types. Add support for *-sse3 cpu types.
7615 (x86_64-*-*): Ditto.
7617 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7620 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7621 argument, call initializer_constant_valid_p_1 instead of
7622 initializer_constant_valid_p, pass CACHE to it, return NULL
7623 immediately if first call returns NULL.
7624 (initializer_constant_valid_p_1): New function.
7625 (initializer_constant_valid_p): Use it.
7627 2010-01-20 Thomas Quinot <quinot@adacore.com>
7629 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7631 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7633 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7634 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7635 (loc_list_from_tree): Don't handle unsigned division. Handle
7636 signed modulo using DW_OP_{over,over,div,mul,minus}.
7637 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7638 modulo instead of signed.
7640 2010-01-20 DJ Delorie <dj@redhat.com>
7642 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7644 (h8300_emit_stack_adjustment): Propogate it.
7646 (h8300_expand_prologue): Likewise.
7647 (h8300_expand_epilogue): Likewise.
7649 2010-01-19 Michael Matz <matz@suse.de>
7651 PR tree-optimization/41783
7652 * tree-data-ref.c (toplevel): Include flags.h.
7653 (dump_data_dependence_relation): Also dump the inputs if the
7654 result will be unknown.
7655 (split_constant_offset_1): Look through some conversions.
7656 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7657 the offset from last element is too large.
7658 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7659 (reassociate_to_the_same_stmt): Handle vector registers.
7660 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7662 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7663 wide_prolog_niters argument, emit widening instructions.
7664 (vect_do_peeling_for_alignment): Adjust caller, use widened
7665 variant of the iteration cound.
7666 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7668 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7671 * config/arm/neon-testgen.m (emit_automatics): New parameter
7672 features. Adjust for Fixed_return_reg feature.
7673 (test_intrinsic): Call emit_automatics with new feature.
7674 * config/arm/neon.ml: Update copyright years.
7675 (features): New Fixed_return_reg feature.
7676 (ops): Update feature for Vget_low.
7678 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7680 PR tree-optimization/42719
7681 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7685 * fwprop.c (all_uses_available_at): Return false if def_set dest
7686 is a REG that is used in def_insn.
7688 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7690 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7692 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7695 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7697 * target.h (struct gcc_target) <secondary_reload>: Change type
7698 of last argument to secondary_reload_info *.
7700 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7703 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7704 memory references with unaligned offsets. Remove CQImode handling.
7705 (unaligned_memory_operand): Return 1 for memory references with
7706 unaligned offsets. Remove CQImode handling.
7708 2010-01-18 Richard Guenther <rguenther@suse.de>
7711 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7714 2010-01-18 Richard Guenther <rguenther@suse.de>
7716 PR tree-optimization/42781
7717 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7718 restrict processing only if the original variable was artificial.
7720 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7722 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7723 find number of popped argument bytes.
7725 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7726 Fix the text that describes the return value for invalid insns.
7728 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7730 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7731 Clarify what 'cost of the -dependence' is. Fix quoting.
7733 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7734 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7736 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7738 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7739 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7741 2010-01-17 Richard Guenther <rguenther@suse.de>
7744 * function.c (split_complex_args): Take a VEC to modify.
7745 (assign_parms_augmented_arg_list): Build a VEC instead of
7746 a chain of PARM_DECLs.
7747 (assign_parms_unsplit_complex): Take a VEC of arguments.
7748 Do not fixup unmodified parms.
7749 (assign_parms): Deal with the VEC.
7750 (gimplify_parameters): Likewise.
7752 2010-01-17 Richard Guenther <rguenther@suse.de>
7754 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7755 node existence check.
7756 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7757 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7758 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7759 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7760 (gimple_execute_on_growing_pred): Likewise.
7762 2010-01-17 Richard Guenther <rguenther@suse.de>
7764 PR tree-optimization/42773
7765 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7766 (compute_antic_aux): Likewise.
7767 (compute_partial_antic_aux): Likewise.
7769 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7772 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7775 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7777 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7780 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7781 Fix markup for strict argument.
7783 (TARGET_SCHED_REORDER2): Fix argument types.
7785 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7786 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7788 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7789 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7791 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7794 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7795 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7796 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7797 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7798 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7800 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7802 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7804 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7805 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7807 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7809 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7812 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7814 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7815 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7817 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7819 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7821 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7822 referring to it. Fix language.
7824 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7826 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7828 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7830 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7832 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7833 '@var{stream}. Remove stray 'and'.
7835 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7837 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7839 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7841 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7842 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7844 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7845 Fix description of return value.
7846 Rename argument "sz" to "len."
7848 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7849 Clarify meaning of 'true' return value.
7851 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7853 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7854 rep_mode versus mode_rep.
7856 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7858 (TARGET_BUILTIN_DECL): Fix name.
7860 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7862 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7864 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7866 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7868 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7870 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7873 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7874 Rename argument tm_fn to md_fn.
7876 (TARGET_OPTION_PRINT): Fix argument list.
7878 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7881 * config/i386/i386.c (ix86_fixup_binary_operands):
7882 Revert FMA4 fixup of operands.
7884 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7887 * Makefile.in (write_entries_to_file, install-plugin):
7888 Use \012 instead of \n with tr.
7890 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7892 * configure.ac (HAVE_AS_REF): New C macro.
7893 * configure: Regenerate.
7894 * config.in: Likewise.
7895 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7897 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7900 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7902 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7904 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7906 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7908 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7910 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7912 (TARGET_BINDS_LOCAL_P): Fix argument type.
7914 (TARGET_ASM_FILE_END): Use prototype.
7916 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7918 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7920 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7922 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7924 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7925 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7927 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7928 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7930 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7931 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7932 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7933 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7935 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7937 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7939 (TARGET_INIT_BUILTINS): Use prototype.
7941 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7942 Put 'const char *' in braces. Fix parameter types.
7943 (TARGET_INVALID_CONVERSION): Fix parameter types.
7944 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7945 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7947 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7950 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7952 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7954 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7956 * doc/tm.texi (TARGET_HELP): Fix return type.
7958 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7959 in braces. Fix argument types.
7961 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7963 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7965 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7967 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7968 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7970 (TARGET_MANGLE_TYPE): Fix argument types.
7972 (TARGET_IRA_COVER_CLASSES): Use prototype.
7974 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7976 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7978 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7980 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7982 (TARGET_CALLEE_COPIES): Fix argument types.
7984 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7986 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7988 (TARGET_FUNCTION_VALUE): Fix argument types.
7990 (TARGET_RETURN_IN_MSB): Fix argument type.
7992 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7994 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7996 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7998 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7999 agree with return type.
8001 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8003 2010-01-15 Jing Yu <jingyu@google.com>
8005 PR rtl-optimization/42691
8006 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8007 a pseudo to a constant and are merged, and adjust comments.
8009 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8011 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8013 2010-01-15 Richard Guenther <rguenther@suse.de>
8016 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8017 labels of computed or non-local gotos to the destination.
8018 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8019 landing pad label is the first label.
8021 2010-01-15 Richard Guenther <rguenther@suse.de>
8023 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8025 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8028 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8029 to allow generation of the xssqrtdp instruction on power7.
8030 (sqrtdf2_fpr): Ditto.
8032 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8035 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8036 functions with noreturn attribute.
8039 * varasm.c (declare_weak): Add weak attribute to decl if it
8040 doesn't have one already.
8041 (assemble_external): Only add decls to weak_decls if they also
8042 have weak attribute.
8044 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8046 * var-tracking.c (var_reg_delete): Don't delete the association
8047 between REGs and values or one-part variables if the register
8050 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8053 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8054 because its first operand is a non-localized variable.
8056 2010-01-14 Martin Jambor <mjambor@suse.cz>
8058 PR tree-optimization/42706
8059 * tree-sra.c (encountered_recursive_call): New variable.
8060 (encountered_unchangable_recursive_call): Likewise.
8061 (sra_initialize): Initialize both new variables.
8062 (callsite_has_enough_arguments_p): New function.
8063 (scan_function): Call decl and flags check only for IPA-SRA, check
8064 whether there is a recursive call and whether it has enough arguments.
8065 (all_callers_have_enough_arguments_p): New function.
8066 (convert_callers): Look for recursive calls only when
8067 encountered_recursive_call is set.
8068 (ipa_early_sra): Bail out either if
8069 !all_callers_have_enough_arguments_p or
8070 encountered_unchangable_recursive_call.
8072 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8074 * sel-sched.c: Add 2010 to copyright years.
8075 * sel-sched-ir.c: Likewise.
8076 * sel-sched-ir.h: Likewise.
8078 2010-01-14 Martin Jambor <mjambor@suse.cz>
8080 PR tree-optimization/42714
8081 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8082 constructors specially.
8084 2010-01-14 Andi Kleen <ak@linux.intel.com>
8086 * config/i386/drivers-i386.c (detect_caches_intel):
8087 Add l2sizekb parameter and fill in.
8088 (host_detect_local_cpu): Add l2sizekb, fill in.
8089 Add Atom small cache heuristic.
8091 2010-01-14 Andi Kleen <ak@linux.intel.com>
8093 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8094 Add level3 parameter and fill in.
8095 (detect_caches_intel): Handle level3 cache.
8097 2010-01-14 Andi Kleen <ak@linux.intel.com>
8099 * config/i386/drivers-i386.c (host_detect_local_cpu):
8100 Fix core duo detection.
8102 2010-01-14 Andi Kleen <ak@linux.intel.com>
8104 * config/i386/drivers-i386.c (host_detect_local_cpu):
8107 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8109 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8110 (rs6000_variable_issue_1): this. Use...
8111 (rs6000_variable_issue): here. Reimplement. Print debug info.
8113 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8115 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8116 sel_restore_notes. Update all callers. Call reemit_notes
8119 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8121 PR rtl-optimization/42246
8122 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8125 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8127 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8128 all successors is the same as number of successors in current region.
8130 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8132 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8133 to rename is not separable. Otherwise check that its LHS is not NULL.
8135 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8137 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8139 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8141 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8142 available registers when failed to discover LHS register class.
8143 Fix indentation. Update comment.
8145 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8146 Alexander Monakov <amonakov@ispras.ru>
8148 PR rtl-optimization/42389
8149 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8151 (advance_state_on_fence): Likewise.
8152 (sel_target_adjust_priority): Print debug output only when
8153 sched_verbose >= 4, not 2.
8154 (get_expr_cost): Do not issue all unique insns on the next cycle.
8155 (fill_insns): Initialize can_issue_more from the value saved
8157 * sel-sched-ir.c (flist_add): New parameter issue_more.
8158 Init FENCE_ISSUE_MORE with it.
8159 (merge_fences): Likewise.
8160 (init_fences): Update call to flist_add.
8161 (add_to_fences, add_clean_fence_to_fences)
8162 (add_dirty_fence_to_fences): Likewise.
8163 (move_fence_to_fences): Update call to merge_fences.
8164 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8166 * sel-sched-ir.h (struct _fence): New field issue_more.
8167 (FENCE_ISSUE_MORE): New accessor macro.
8169 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8171 PR rtl-optimization/42388
8172 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8173 that have no predecessors nor successors. Do not call move_bb_info
8174 for empty blocks outside of current region.
8176 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8178 PR rtl-optimization/42294
8179 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8180 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8181 originators' originators.
8183 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8185 PR rtl-optimization/39453
8186 PR rtl-optimization/42246
8187 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8189 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8191 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8192 Alexander Monakov <amonakov@ispras.ru>
8195 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8196 (maybe_tidy_empty_bb): ... here. Make static. Add new
8197 argument. Update all callers.
8198 (tidy_control_flow): ... and here. Recompute topological order
8199 of basic blocks in region if necessary.
8200 (sel_redirect_edge_and_branch): Change return type. Return true
8201 if topological order might have been invalidated.
8202 (purge_empty_blocks): Export and move from...
8203 * sel-sched.c (purge_empty_blocks): ... here.
8204 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8205 (maybe_tidy_empty_bb): Delete prototype.
8206 (purge_empty_blocks): Declare.
8208 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8210 PR rtl-optimization/42249
8211 * sel-sched.c (try_replace_dest_reg): When chosen register
8212 and original register is the same, do not bail out early, but
8213 still check all original insns for validity of replacing destination
8214 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8217 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8220 Port from no-undefined-overflow branch:
8221 2009-03-09 Richard Guenther <rguenther@suse.de>
8223 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8225 2010-01-14 Richard Guenther <rguenther@suse.de>
8228 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8230 2010-01-14 Ira Rosen <irar@il.ibm.com>
8232 PR tree-optimization/42709
8233 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8234 as scalar type in creation of constant vector operand.
8236 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8239 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8240 (check-parallel-%): Match `testsuite' directory component only
8243 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8245 PR translation/39521
8246 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8249 2010-01-13 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/42730
8252 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8255 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8258 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8259 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8262 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8264 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8265 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8266 ___umulsi3_highpart.
8268 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8269 rather than schedule_insns if the pass is enabled.
8271 2010-01-13 Martin Jambor <mjambor@suse.cz>
8273 PR tree-optimization/42704
8274 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8277 2010-01-13 Martin Jambor <mjambor@suse.cz>
8279 PR tree-optimization/42703
8280 * tree-sra.c (analyze_access_subtree): Check that we can build a
8281 reference to the original data within the aggregate.
8283 2010-01-13 Richard Guenther <rguenther@suse.de>
8285 PR tree-optimization/42705
8286 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8288 2010-01-13 Richard Guenther <rguenther@suse.de>
8291 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8293 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8296 * var-tracking.c (values_to_unmark): New variable.
8297 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8298 values_to_unmark vector. Moved body to...
8299 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8300 instead queue it into values_to_unmark vector.
8301 (vt_find_locations): Free values_to_unmark vector.
8303 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8305 * config/s390/s390.c (override_options): Set
8306 default of max-pending-list-length to 256
8308 2010-01-13 Richard Guenther <rguenther@suse.de>
8311 * tree-pass.h (PROP_gimple_lcx): New.
8312 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8313 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8314 before the final cleanup_eh.
8315 (dump_properties): Dump PROP_gimple_lcx.
8316 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8317 (tree_lower_complex_O0): Remove.
8318 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8319 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8320 tree_lower_complex, schedule TODO_update_ssa.
8321 * lto-streamer-out.c (output_function): Stream the functions
8323 * lto-streamer-in.c (input_function): Likewise.
8324 (lto_read_body): Do not override them here.
8326 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8329 * c-typeck.c (build_c_cast): Fold value cast to union type before
8330 wrapping it in a CONSTRUCTOR.
8332 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8334 PR rtl-optimization/42699
8335 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8338 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8340 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8341 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8342 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8343 SUBTARGET_WARN_UNUSED_SPEC): ... here
8344 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8346 2010-01-12 Julian Brown <julian@codesourcery.com>
8348 * config/arm/neon-schedgen.ml (Utils): Don't try to
8349 open missing module.
8350 (find_with_result): New.
8352 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8355 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8356 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8358 PR tree-optimization/42645
8359 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8360 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8361 decl_map, set processing_debug_stmt to -1 and return name without
8364 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8366 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8367 binutils version, and reword target configuration description.
8369 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8371 * config/avr/avr.h (LINKER_NAME): Remove.
8373 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8376 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8377 that support VSX, warn for -mno-altivec if vsx is not disabled,
8380 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8381 Shujing Zhao <pearly.zhao@oracle.com>
8383 PR translation/42469
8384 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8385 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8386 character between option name and help text.
8387 * c.opt (imultilib): Likewise.
8389 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8391 * lto-streamer-out.c (output_unreferenced_globals): Output static
8394 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8396 PR rtl-optimization/42621
8397 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8398 optimizing for size.
8399 (duplicate_computed_gotos): Remove now-redundant check.
8401 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8404 * configure.ac: Save and restore LDFLAGS and LIBS
8405 * configure: Regenerate.
8407 2010-01-10 Richard Guenther <rguenther@suse.de>
8410 * builtins.c (fold_builtin_strlen): Add type argument and
8411 convert the resulting length to it.
8412 (fold_builtin_1): Adjust.
8414 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8416 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8417 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8419 (num_insns_constant_wide): Adjust for that change.
8421 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8424 * web.c (union_defs): Add used argument, to combine uses of
8426 (entry_register): Adjust type and tests of used argument.
8427 (web_main): Widen used for new use. Pass it to union_defs.
8428 * df.h (union_defs): Adjust prototype.
8430 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8433 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8434 uses in new incoming argument. Free body.
8435 (reset_debug_uses_in_loop): New.
8436 (analyze_insn_to_expand_var): Call the latter if the former found
8437 anything. Fix whitespace. Reject invalid dest overlaps before
8438 going through all insns in the loop.
8440 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8443 * haifa-sched.c (dying_use_p): Debug insns don't count.
8445 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8448 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8449 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8450 (verify_gimple_call): Reject LHS in noreturn calls.
8452 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8456 * tree-vect-loop-manip.c (adjust_info): New type.
8457 (adjust_vec): New pointer to vector.
8458 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8459 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8460 (slpeel_update_phis_for_duplicate_loop): Use them.
8461 (slpeel_update_phi_nodes_for_guard1): Likewise.
8462 (slpeel_update_phi_nodes_for_guard2): Likewise.
8463 (slpeel_tree_peel_loop_to_edge): Likewise.
8464 (vect_update_ivs_after_vectorizer): Likewise.
8466 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8468 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8469 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8471 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8473 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8474 bogus uninitialized warning.
8476 2010-01-09 Richard Guenther <rguenther@suse.de>
8479 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8480 the evolution is compatible with the initial condition.
8482 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8484 * gcc.c (process_command): Update copyright notice dates.
8485 * gcov.c (print_version): Likewise.
8486 * gcov-dump.c (print_version): Likewise.
8487 * mips-tfile.c (main): Likewise.
8488 * mips-tdump.c (main): Likewise.
8490 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8493 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8495 (rotlhi3_8): Delete.
8497 (rotlsi3_8): Delete.
8498 (rotlsi3_16): Delete.
8499 (rotlsi3_24): Delete.
8501 (*rotw<mode>3): New.
8502 (*rotb<mode>3): New.
8503 * config/avr/avr.c (avr_rotate_bytes): New function.
8504 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8506 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8509 * configure.ac: Modify -rdynamic check.
8510 * configure: Regenerate.
8512 2010-01-08 DJ Delorie <dj@redhat.com>
8514 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8515 register popping order.
8517 2010-01-08 Richard Guenther <rguenther@suse.de>
8520 * c.opt (fsigned-char): Also let LTO handle this option.
8521 (funsigned-char): Likewise.
8523 2010-01-07 Richard Guenther <rguenther@suse.de>
8525 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8526 (gimple_op): Likewise.
8527 (gimple_op_ptr): Likewise.
8528 (gimple_assign_set_lhs): Remove gcc_assert.
8529 (gimple_assign_set_rhs1): Likewise.
8530 (gimple_assign_set_rhs2): Likewise.
8531 (gimple_call_set_lhs): Likewise.
8532 (gimple_call_set_fn): Likewise.
8533 (gimple_call_set_fndecl): Likewise.
8534 (gimple_call_fndecl): Likewise.
8535 (gimple_call_return_type): Likewise.
8536 (gimple_call_set_chain): Likewise.
8537 (gimple_call_num_args): Likewise.
8538 (gimple_call_set_arg): Likewise.
8539 (gimple_cond_set_code): Likewise.
8540 (gimple_cond_set_lhs): Likewise.
8541 (gimple_cond_set_rhs): Likewise.
8542 (gimple_cond_set_true_label): Likewise.
8543 (gimple_cond_set_false_label): Likewise.
8544 (gimple_label_set_label): Likewise.
8545 (gimple_goto_set_dest): Likewise.
8546 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8547 (gimple_debug_bind_get_value): Likewise.
8548 (gimple_debug_bind_get_value_ptr): Likewise.
8549 (gimple_debug_bind_set_var): Likewise.
8550 (gimple_debug_bind_set_value): Likewise.
8551 (gimple_debug_bind_reset_value): Likewise.
8552 (gimple_debug_bind_has_value_p): Likewise.
8553 (gimple_return_retval_ptr): Remove gcc_assert.
8554 (gimple_return_retval): Likewise.
8555 (gimple_return_set_retval): Likewise.
8556 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8557 (safe_referenced_var_iterator): Remove.
8558 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8559 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8560 (fill_referenced_var_vec): Remove.
8561 (first_readonly_imm_use): Remove redundant gcc_assert.
8562 (phi_arg_index_from_use): Combine gcc_asserts.
8563 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8564 (first_imm_use_stmt): Remove redundant gcc_assert.
8565 * tree-cfg.c (verify_gimple_call): Verify function and chain
8566 operands. Verify arguments.
8567 (verify_types_in_gimple_stmt): Verify condition code and labels.
8569 2010-01-07 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/42641
8572 * sese.c (rename_map_elt_info): Use the SSA name version, do
8575 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8577 PR tree-optimization/42625
8578 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8579 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8581 2010-01-07 Duncan Sands <baldrick@free.fr>
8583 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8585 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8588 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8589 note itself is not function_invariant_p.
8591 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8593 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8594 Do not add the DF_NOTE problem.
8595 * store-motion.c (execute_rtl_store_motion): Likewise.
8597 2010-01-07 Martin Jambor <mjambor@suse.cz>
8599 PR tree-optimization/42157
8600 * tree-sra.c (compare_access_positions): Stabilize sort if both
8601 accesses have integer types, return zero immediately if they are the
8604 2010-01-06 Richard Henderson <rth@redhat.com>
8607 * haifa-sched.c (add_to_note_list): Merge into ...
8608 (concat_note_lists): ... here, and ...
8609 (unlink_other_notes, rm_other_notes): Merge into...
8610 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8611 NOTE_INSN_EPILOGUE_BEG.
8613 2010-01-06 Richard Guenther <rguenther@suse.de>
8615 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8616 not inline regular functions into always-inline functions.
8618 2010-01-06 Nick Clifton <nickc@redhat.com>
8620 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8621 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8623 (OVERRIDE_OPTIONS): Delete.
8624 (OPTIMIZATION_OPTIONS): Define.
8625 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8626 * config/rx/rx.c (rx_handle_option): Issue an error message if
8627 -mcpu=rx200 and -fpu are used together.
8628 (rx_set_optimization_options): New function. Issue an error
8629 message if an optimization attribute attempts to reset the FPU/
8630 math optimization pairing.
8631 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8632 * config/rx/rx.opt: Set the default to 32-bit doubles.
8633 * config/rx/t-rx: Add multilibs for -nofpu option.
8634 * doc/invoke.texi: Update documentation of RX options.
8636 2010-01-06 Richard Guenther <rguenther@suse.de>
8638 * tree-ssa-pre.c (name_to_id): New global.
8639 (alloc_expression_id): Simplify SSA name handling.
8640 (lookup_expression_id): Likewise.
8641 (init_pre): Zero name_to_id.
8642 (fini_pre): Free it.
8644 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8646 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8648 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8651 * config/i386/sse.md (smaxv2di3): New.
8652 (umaxv2di3): Likewise.
8653 (sminv2di3): Likewise.
8654 (uminv2di3): Likewise.
8656 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8659 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8660 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8661 (legitimize_tls_address): Likewise.
8662 (sparc_tls_referenced_p): Likewise.
8663 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8664 and adjust calls to legitimize_pic_address.
8665 (legitimate_constant_p) Use sparc_tls_referenced_p.
8666 (legitimate_pic_operand_p): Likewise.
8667 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8668 (sparc_tls_symbol_ref_1): Delete.
8669 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8670 (legitimize_tls_address): Make static, handle CONST patterns.
8671 (legitimize_pic_address): Make static, remove unused parameter and
8672 adjust recursive calls.
8673 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8674 and adjust call to legitimize_pic_address.
8675 (sparc_output_mi_thunk): Likewise.
8677 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8678 H.J. Lu <hongjiu.lu@intel.com>
8681 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8682 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8683 operands to make them signed.
8686 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8689 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8690 GTU to GT for V4SI and V2DI.
8692 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8693 (umin<mode>3): Removed.
8695 (uminv4si3): Likewise.
8697 2010-01-05 Martin Jambor <mjambor@suse.cz>
8699 PR tree-optimization/42462
8700 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8701 current_function_decl to helper functions and macros.
8703 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8706 * flags.h: Don't include real.h.
8707 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8708 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8709 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8710 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8711 * dominance.c: Update copyright.
8712 * gimple.c (walk_gimple_op): Remove inline.
8713 * tree-ssa-reassoc.c: Include real.h.
8714 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8715 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8717 2010-01-05 Nick Clifton <nickc@redhat.com>
8719 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8720 register to push into the stack frame when the accumulator has to
8721 be saved during interrupts.
8723 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8725 * doc/invoke.texi: Remove the documentation about option
8727 * common.opt (Wunreachable-code): Preserved for backward
8729 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8730 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8731 the backward compatibility flag section.
8733 2010-01-05 Richard Guenther <rguenther@suse.de>
8735 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8737 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8740 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8742 PR tree-optimization/42508
8743 * tree-sra.c (convert_callers): Check for recursive call
8744 by comparing cgraph nodes instead of decls.
8745 (modify_function): Call ipa_modify_formal_parameters also
8746 on all same_body aliases.
8748 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8749 cgraph nodes when checking for same_body aliases.
8751 2010-01-05 Richard Guenther <rguenther@suse.de>
8753 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8754 allocation and lookup.
8755 (get_or_alloc_expr_for_constant): Likewise.
8756 (phi_translate): Sink allocation.
8758 2010-01-04 Richard Guenther <rguenther@suse.de>
8760 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8761 a new entry only if needed.
8762 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8763 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8765 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8767 (phi_translate): Handle CONSTANTs early.
8769 2010-01-04 Martin Jambor <mjambor@suse.cz>
8771 PR tree-optimization/42398
8772 * tree-sra.c (struct access): Removed flag grp_different_types.
8773 (dump_access): Do not dump the removed flag.
8774 (sort_and_splice_var_accesses): Do not set the removed flag.
8775 (sra_modify_expr): Check for type compatibility directly.
8777 2010-01-04 Martin Jambor <mjambor@suse.cz>
8779 PR tree-optimization/42366
8780 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8781 edges with variable number of parameters.
8782 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8783 flag instead of asserting it.
8784 (ipa_read_node_info): Read uses_analysis_done flag.
8786 2010-01-04 Richard Guenther <rguenther@suse.de>
8788 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8789 iterative_hash_* as intended.
8790 (vn_reference_compute_hash): Likewise. Simplify hashing
8792 (vn_reference_lookup_2): Likewise.
8793 (vn_nary_op_compute_hash): Likewise.
8794 (vn_phi_compute_hash): Likewise.
8795 (expressions_equal_p): Remove strange code.
8796 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8797 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8798 (bitmap_insert_into_set_1): Take value-id as parameter.
8799 (add_to_value): Pass it.
8800 (bitmap_insert_into_set): Likewise.
8801 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8803 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8806 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8807 (do_self_spec): For switches with SWITCH_IGNORE set set also
8808 SWITCH_IGNORE_PERMANENTLY.
8809 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8812 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8814 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8815 tree of an unreferenced global var.
8817 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8820 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8821 GTU to GT for V4SI and V2DI.
8823 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8824 (umin<mode>3): Removed.
8826 (uminv4si3): Likewise.
8828 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8831 * collect2.c (main): Turn on trace in collect2 if -v is passed
8834 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8836 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8837 description of expression operand.
8839 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8841 * configure.ac: Add install-html to target_list for Make-hooks.
8842 * configure: Regenerate.
8843 * fortran/Make-lang.in (F95_HTMLFILES): New.
8844 (fortran.html): Use it.
8845 (fortran.install-html): New.
8846 * Makefile.in (install-html): Add lang.install-html.
8847 * java/Make-lang.in (JAVA_HTMLFILES): New.
8848 (java.html): Use it.
8849 (java.install-html): New.
8850 * objc/Make-lang.in (objc.install-html): New.
8851 * objcp/Make-lang.in (obj-c++.install-html): New.
8852 * cp/Make-lang.in (c++.install-html): New.
8853 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8854 * lto/Make-lang.in (lto.install-html): New.
8856 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8859 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8861 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8863 PR rtl-optimization/41862
8864 * store-motion.c (store_killed_in_insn, compute_store_table,
8865 remove_reachable_equiv_notes, replace_store_insn,
8866 build_store_vectors): Ignore all DEBUG_INSNs.
8868 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8871 * common.opt: Add dumpdir.
8873 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8875 (option_map): Add --dumpdir.
8877 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8879 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8881 * opts.c (decode_options): Try dump_dir_name first if
8882 dump_base_name isn't an absolute path.
8883 (common_handle_option): Handle OPT_dumpdir.
8885 * toplev.c (dump_dir_name): New.
8886 (print_switch_values): Also ignore -dumpdir.
8888 * toplev.h (dump_dir_name): New.
8890 2010-01-03 Richard Guenther <rguenther@suse.de>
8892 PR tree-optimization/42589
8893 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8894 double-word expansion of bswap32.
8896 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8898 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8899 with BLOCK_FOR_INSN.
8900 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8901 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8902 noce_process_if_block): Likewise.
8903 * gcse.c (compute_local_properties, insert_expr_in_table,
8904 insert_set_in_table, canon_list_insert, find_avail_set,
8905 pre_insert_copy_insn): Likewise.
8907 * basic-block.h (BLOCK_NUM): Move from here...
8908 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8910 2010-01-03 Richard Guenther <rguenther@suse.de>
8912 PR tree-optimization/42438
8913 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8914 contains_may_not_return_call flag.
8915 (BB_MAY_NOTRETURN): New.
8916 (valid_in_sets): Trapping nary operations are not valid
8917 in blocks that may not return.
8918 (insert_into_preds_of_block): Remove check for trapping expressions.
8919 (compute_avail): Compute also BB_MAY_NOTRETURN.
8921 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8923 * doc/invoke.texi: Add 2010 to copyright years.
8925 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8927 * config/sparc/sparc.c: Fix formatting nits.
8929 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8930 Alexander Monakov <amonakov@ispras.ru>
8932 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8934 2010-01-02 Richard Guenther <rguenther@suse.de>
8937 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8938 (simplify_switch_using_ranges): Mark to be removed edges
8941 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8943 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8945 * collect2.c (scan_libraries): Add missing argument in call to
8948 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8951 * config/alpha/predicates.md (aligned_memory_operand): Return false
8953 (unaligned_memory_operand): Return true for CQImode.
8954 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8955 doesn not cross aligned SImode word boundary.
8957 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8959 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8961 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8962 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8964 2010-01-02 Richard Guenther <rguenther@suse.de>
8967 * toplev.c (compile_file): Emit LTO marker properly. Change
8969 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8971 2010-01-01 Richard Guenther <rguenther@suse.de>
8974 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8976 2010-01-01 Richard Guenther <rguenther@suse.de>
8979 * c-decl.c (grokdeclarator): For zero-size arrays force
8980 structural equality checks as layout_type does.
8982 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8984 * builtins.c: Update copyright to 2010.
8986 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8989 * lto-streamer-out.c (produce_asm): Revert the last change.
8990 (copy_function): Likewise.
8992 * lto-streamer.c (lto_get_section_name): Skip any leading
8995 2010-01-01 Richard Guenther <rguenther@suse.de>
8998 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9002 Copyright (C) 2010 Free Software Foundation, Inc.
9004 Copying and distribution of this file, with or without modification,
9005 are permitted in any medium without royalty provided the copyright
9006 notice and this notice are preserved.