1 2010-05-10 Michael Matz <matz@suse.de>
3 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
4 (can_reassociate_p): Use FLOAT_TYPE_P.
5 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
6 (vect_force_simple_reduction): ... this.
7 * tree-parloops.c (gather_scalar_reductions): Use
8 vect_force_simple_reduction.
9 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
10 vect_is_simple_reduction, add modify argument, if true rewrite
12 (vect_is_simple_reduction, vect_force_simple_reduction): New
14 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
16 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
17 Vladimir Makarov <vmakarov@redhat.com>
19 PR rtl-optimization/44012
20 * ira-build.c (remove_unnecessary_allocnos): Nullify
21 regno_allocno_map of the removed allocno.
23 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
27 * configure: Regenerate.
29 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
33 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
34 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
36 * configure: Regenerate.
38 2010-05-10 Richard Guenther <rguenther@suse.de>
40 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
41 marked if the entry identifier is marked.
43 2010-05-10 Richard Guenther <rguenther@suse.de>
45 * c-common.c (struct c_common_attributes): Add fnspec attribute.
46 (handle_fnspec_attribute): New function.
47 * gimple.h (gimple_call_return_flags): Declare.
48 (gimple_call_arg_flags): Likewise.
49 * gimple.c (gimple_call_arg_flags): New function.
50 (gimple_call_return_flags): Likewise.
51 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
53 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
55 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
56 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
58 (make_heapvar_for): ... this new function.
59 (handle_rhs_call): Handle fnspec attribute argument specifiers.
60 (handle_lhs_call): Likewise.
61 (find_func_aliases): Adjust.
63 2010-05-10 Richard Guenther <rguenther@suse.de>
65 PR tree-optimization/44050
66 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
68 2010-05-10 Wei Guozhi <carrot@google.com>
71 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
73 2010-05-09 Joseph Myers <joseph@codesourcery.com>
76 * c-typeck.c (lookup_field): Take a type directly. Update
78 (build_component_ref): Update call to lookup_field.
79 (set_init_label): Use lookup_field to find initialized field.
80 Handle returned list of fields like a sequence of designators.
82 2010-05-09 Richard Guenther <rguenther@suse.de>
85 * fold-const.c (tree_single_nonzero_warnv_p): Properly
86 handle &FUNCTION_DECL.
88 2010-05-09 Joseph Myers <joseph@codesourcery.com>
91 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
92 structures and unions recursively.
93 (detect_field_duplicates): Move duplicate detection with a hash to
94 detect_field_duplicates_hash. Always use a hash if anonymous
95 structures or unions are present.
96 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
99 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
102 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
103 detect Atom, Core 2 and Core i7.
105 2010-05-09 Richard Guenther <rguenther@suse.de>
107 * gcc.c (store_arg): Handle temporary file deletion for
110 2010-05-09 Richard Guenther <rguenther@suse.de>
113 * ipa-inline.c (estimate_function_body_sizes): Return after
114 disregarding inline limits.
116 2010-05-09 Richard Guenther <rguenther@suse.de>
118 * gcc.c (store_arg): Revert last change.
120 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
123 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
124 (optimize_ops_list): Call it.
126 2010-05-08 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/44030
129 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
130 NECESSARY flag if we propagate from a inserted expression.
132 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
134 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
135 domain types as equal if they are both PLACEHOLDER_EXPRs.
137 2010-05-08 Richard Guenther <rguenther@suse.de>
139 * lto-wrapper.c (run_gcc): Remove linker output from
140 command line for LTRANS invocation.
142 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
144 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
145 lto-macho as lto_binary_reader.
146 * target.h (struct gcc_target): New hooks lto_start and lto_end.
147 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
148 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
149 in lto_start and lto_end calls.
150 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
152 (scan_prog_file): Update is_elf_or_coff call.
153 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
155 * collect2.c (main): Fix enum comparison.
157 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
159 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
160 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
161 and TARGET_ASM_LTO_END.
162 * darwin.c: Include obstack.h and lto-streamer.h.
163 (lto_section_names_offset, lto_section_names_obstack,
164 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
166 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
167 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
169 (darwin_asm_lto_end): New function. Restore asm_out_file.
170 (darwin_asm_named_section): For LTO sections, replace the name with
171 the offset of the section name in a string table, and build this
173 (darwin_file_start): Initialize global vars for LTO support.
174 (darwin_file_end): If output to asm_out_file was redirected, append it
175 to the proper asm_out_file here. Add the section names section.
177 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
179 * c-pragma.c (pending_weak_d, pending_weak): New.
180 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
181 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
182 handle_pragma_weak): Update the uses of pending_weaks.
184 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
186 PR documentation/44016
187 * doc/standards.texi (Standards): Link to unversioned
188 cxx0x_status.html page.
190 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
193 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
194 in addition to TREE_USED, to avoid "set but unused" warnings.
196 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
198 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
199 (is_loop_prefetching_profitable): Do not insert prefetches
200 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
201 times the prefetch ahead distance.
203 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
205 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
206 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
207 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
210 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
212 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
213 a diagnostic info when the insn-to-mem ratio is too small.
215 2010-05-07 Richard Guenther <rguenther@suse.de>
217 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
219 (store_arg): Queue temp_filename for deletion instead of
222 2010-05-07 Richard Guenther <rguenther@suse.de>
224 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
225 (run_gcc): Handle LTRANS phase invocation.
226 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
228 2010-05-07 Jakub Jelinek <jakub@redhat.com>
230 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
231 this is also meaningful on PARM_DECLs and RESULT_DECLs.
233 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
235 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
237 2010-05-07 Richard Guenther <rguenther@suse.de>
239 PR tree-optimization/44020
240 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
241 code when PRE is not yet initialized.
243 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
245 * config/mips/dbxmdebug.h: Remove.
246 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
248 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
250 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
251 with null pointer and also warn about ordered comparison of zero with
254 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
256 * graphite-blocking.c
257 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
258 * graphite-clast-to-gimple.c
259 (clast_to_gcc_expression): Same.
260 (precision_for_value): Same.
261 (precision_for_interval): Same.
262 (gcc_type_for_interval): Same.
263 (graphite_create_new_guard): Same.
264 (compute_bounds_for_level): Same.
265 (graphite_create_new_loop_guard): Same.
266 * graphite-interchange.c
267 (build_linearized_memory_access): Same.
268 (pdr_stride_in_loop): Same.
269 (memory_strides_in_loop_1): Same.
270 (memory_strides_in_loop): Same.
271 (extend_scattering): Same.
272 (psct_scattering_dim_for_loop_depth): Same.
273 (pbb_number_of_iterations): Same.
275 (debug_iteration_domains): Same.
277 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
278 (ppl_set_inhomogeneous_gmp): Same.
279 (ppl_strip_loop): Same.
280 (ppl_lexico_compare_linear_expressions): Same.
281 (ppl_read_polyhedron_matrix): Same.
282 (ppl_max_for_le_pointset): Same.
284 (ppl_read_polyhedron_matrix): Same.
285 (tree_int_to_gmp): Same.
286 (gmp_cst_to_tree): Same.
287 (ppl_set_inhomogeneous): Same.
288 (ppl_set_inhomogeneous_tree): Same.
289 (ppl_set_coef): Same.
290 (ppl_set_coef_tree): Same.
291 * graphite-sese-to-poly.c
292 (build_pbb_scattering_polyhedrons): Same.
293 (build_scop_scattering): Same.
294 (scan_tree_for_params_right_scev): Same.
295 (scan_tree_for_params): Same.
296 (find_params_in_bb): Same.
297 (find_scop_parameters): Same.
298 (add_upper_bounds_from_estimated_nit): Same.
299 (build_loop_iteration_domains): Same.
300 (add_condition_to_domain): Same.
301 (pdr_add_memory_accesses): Same.
303 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
305 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
306 CLooG's value_* macros to their respective mpz_* counterparts.
307 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
308 (graphite_create_new_loop_guard): Same.
309 * graphite-interchange.c (build_linearized_memory_access): Same.
310 (pdr_stride_in_loop): Same.
311 (memory_strides_in_loop_1): Same.
312 (1st_interchange_profitable_p): Same.
313 * graphite-poly.c (extend_scattering): Same.
314 (psct_scattering_dim_for_loop_depth): Same.
315 (pbb_number_of_iterations): Same.
316 (pbb_number_of_iterations_at_time): Same.
317 * graphite-poly.h (new_1st_loop): Same.
318 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
319 (oppose_constraint): Same.
320 (insert_constraint_into_matrix): Same.
321 (ppl_set_inhomogeneous_gmp): Same.
322 (ppl_set_coef_gmp): Same.
323 (ppl_strip_loop): Same.
324 (ppl_lexico_compare_linear_expressions): Same.
325 (ppl_max_for_le_pointset): Same.
326 (ppl_min_for_le_pointset): Same.
327 (ppl_build_realtion): Same.
328 * graphite-ppl.h (gmp_cst_to_tree): Same.
329 (ppl_set_inhomogeneous): Same.
330 (ppl_set_inhomogeneous_tree): Same.
331 (ppl_set_coef): Same.
332 (ppl_set_coef_tree): Same.
333 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
334 (build_scop_scattering): Same.
335 (add_value_to_dim): Same.
336 (scan_tree_for_params_right_scev): Same.
337 (scan_tree_for_params_int): Same.
338 (scan_tree_for_params): Same.
339 (find_params_in_bb): Same.
340 (find_scop_parameters): Same.
341 (add_upper_bounds_from_estimated_nit): Same.
342 (build_loop_iteration_domains): Same.
343 (create_linear_expr_from_tree): Same.
344 (add_condition_to_domain): Same.
345 (pdr_add_memory_accesses): Same.
347 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
348 Jason Merrill <jason@redhat.com>
350 * c-common.c (c_common_reswords): Add nullptr.
351 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
352 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
353 (gen_type_die_with_usage): Likewise.
354 * dbxout.c (dbxout_type): Likewise.
355 * sdbout.c (plain_type_1): Likewise.
357 2010-05-06 Jason Merrill <jason@redhat.com>
359 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
360 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
362 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
364 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
365 stripping WITH_SIZE_EXPR.
366 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
369 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
371 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
372 list of obsolete configurations.
373 Disabled check for obsolete configurations.
374 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
375 Removed support for previous versions.
376 * config/mips/iris.h: Removed.
377 * config/mips/iris5.h: Removed.
378 * config/mips/iris6.h: Merged old iris.h contents.
379 (TARGET_IRIX): Removed.
380 (DRIVER_SELF_SPECS): Removed mabi=32.
381 (IDENT_ASM_OP): Removed undef.
382 (STARTFILE_SPEC): Removed mabi=32.
383 (ENDFILE_SPEC): Likewise.
384 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
385 (MACHINE_TYPE): Update for IRIX 6.5.
386 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
387 TARGET_IRIX by TARGET_IRIX6.
388 (mips_file_start): Likewise.
389 (mips_output_external): Remove IRIX 5/6 O32 support.
390 (mips_output_function_prologue): Likewise.
391 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
393 (TARGET_CPU_CPP_BUILTINS): Likewise.
394 (TARGET_IRIX): Removed.
395 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
396 (MULTILIB_DIRNAMES): Removed 32.
397 (MULTILIB_OSDIRNAMES): Removed ../lib.
398 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
399 (Specific, mips-sgi-irix5): Document removal.
400 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
401 Remove references to older IRIX 6 releases and the O32 ABI.
403 2010-05-06 Jakub Jelinek <jakub@redhat.com>
406 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
407 instead of DF_REF_REAL_REG.
409 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
412 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
413 handling to still return true for x64 targets.
415 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
417 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
419 2010-05-06 Jan Hubicka <jh@suse.cz>
421 PR tree-optimization/43791
422 * ipa-inline.c (update_caller_keys): Remove bogus
423 disregard_inline_limits check.
425 2010-05-06 Michael Matz <matz@suse.de>
427 PR tree-optimization/43984
428 * tree-ssa-pre.c (inserted_phi_names): Remove.
429 (inserted_exprs): Change to bitmap.
430 (create_expression_by_pieces): Set bits, don't append to vector.
431 (insert_into_preds_of_block): Don't handle inserted_phi_names.
432 (eliminate): Don't look at inserted_phi_names, remove deleted
433 insns from inserted_exprs.
434 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
435 (init_pre, fini_pre): Allocate and free bitmaps.
436 (execute_pre): Insert insns on edges before elimination.
438 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
440 * tree.c (initializer_zerop): Handle STRING_CST.
442 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
445 * doc/invoke.texi (Wimplicit): Document as C only.
446 * opts.c (common_handle_option): Add argument kind.
447 (handle_option): Rename as read_cmdline_option. Factor out code to...
448 (handle_option): ... here. New.
449 (handle_options): Rename as read_cmdline_options.
450 (decode_options): Update call.
451 (set_option): Use option index instead of option pointer. Classify
452 diagnostics correctly.
453 (enable_warning_as_error): Call handle_option.
454 * opts.h (set_option): Update declaration.
455 (handle_option): Declare.
456 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
457 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
458 * c-opts.c (set_Wimplicit): Delete.
459 (c_family_lang_mask): New static constant.
460 (c_common_handle_option): Add argument kind. Use handle_option
461 instead of set_Wimplicit.
462 (c_common_post_options): warn_implicit and warn_implicit_int
463 are disabled by default.
464 * c-common.c (warn_implicit): Do not define here.
465 * c-common.h (warn_implicit): Do not declare here.
466 (c_common_handle_option): Update declaration.
467 * lto-opts.c (lto_reissue_options): Update call to set_option.
469 2010-05-06 Richard Guenther <rguenther@suse.de>
471 PR tree-optimization/43571
472 * domwalk.c (walk_dominator_tree): Walk the dominator
473 sons in more optimal order.
475 2010-05-06 Richard Guenther <rguenther@suse.de>
477 PR tree-optimization/43934
478 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
479 (stmt_cost): Likewise.
480 (extract_true_false_args_from_phi): New helper.
481 (determine_max_movement): For PHI nodes verify we can hoist them
482 and compute their cost.
483 (determine_invariantness_stmt): Handle PHI nodes.
484 (move_computations_stmt): Likewise. Hoist PHI nodes in
485 if-converted form using COND_EXPRs.
486 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
487 (tree_ssa_lim): Likewise.
488 * tree-flow.h (tree_ssa_lim): Adjust prototype.
489 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
491 2010-05-06 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/43987
494 * tree-ssa-structalias.c (could_have_pointers): For possibly
495 address-taken variables force pointers to be recorded.
496 (create_variable_info_for_1): Likewise.
497 (push_fields_onto_fieldstack): Pass in wheter all fields
499 (find_func_aliases): Query types instead of vars whether
500 they contain pointers where appropriate.
502 2010-05-06 Jan Hubicka <jh@suse.cz>
504 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
505 (record_reference, mark_address, mark_load, mark_store): Record
507 (record_references_in_initializer): Update call of record_references.
508 (rebuild_cgraph_edges): Remove all references before rebuiding.
509 * cgraph.c (cgraph_create_node): Clear ref list.
510 (cgraph_remove_node): Remove references.
511 (dump_cgraph_node): Dump references.
512 (cgraph_clone_node): Clone references.
513 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
514 (struct cgraph_node, varpool_node): Add ref_lst.
515 * ipa-ref.c: New file.
516 * ipa-ref.h: New file.
517 * ipa-ref-inline.h: New file.
518 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
519 (referenced_from_other_partition_p): New function.
520 (lto_output_varpool_node): Take set arugment; call
521 referenced_from_other_partition.
522 (lto_output_ref): New.
523 (add_references): New.
525 (output_cgraph): Compute boundary based on references; output refs.
526 (output_varpool): Accept cgraph_node_set argument.
529 (input_cgraph): Call input_refs.
530 * lto-section-in.c (lto_section_name): Add refs.
531 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
532 (ipa-ref.o): New file.
533 * varpool.c (varpool_node): Clear ipa ref list.
534 (varpool_remove_node): Remove references.
535 (dump_varpool_node): Dump references.
536 (varpool_assemble_decl): Only compile finalized ones.
537 (varpool_extra_name_alias): Initialize ref list.
538 * lto-streamer.c (lto-get_section_name): Add .refs section.
539 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
540 (referenced_from_other_partition_p): Declared.
542 2010-05-06 Ira Rosen <irar@il.ibm.com>
544 PR tree-optimization/43901
545 * tree-vect-stmts.c (vectorizable_call): Assert that vector
546 type is not NULL if it's transformation phase, and return
547 FALSE if it's analysis.
548 (vectorizable_conversion, vectorizable_operation,
549 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
551 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
553 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
555 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
557 * config/mips/mips-protos.h
558 (mips_small_register_classes_for_mode_p): Delete prototype.
560 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
562 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
563 * config/arm/arm.c (multiple_operation_profitable_p,
564 compute_offset_order): New static functions.
565 (load_multiple_sequence, store_multiple_sequence): Use them.
566 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
567 memory offsets, not register numbers.
568 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
570 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
572 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
573 (get_pending_sizes, put_pending_size, put_pending_sizes):
574 Update the uses of pending_sizes.
575 * c-decl.c (store_parm_decls): Likewise.
576 * c-tree.h (struct c_arg_info): Likewise.
577 * tree.h: Update the prototype for get_pending_sizes and
580 2010-05-05 Jason Merrill <jason@redhat.com>
583 * c-common.c (handle_aligned_attribute): Respect
584 ATTR_FLAG_TYPE_IN_PLACE.
587 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
588 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
589 (TARGET_INITIALIZER): Use it.
590 * c-common.c (attribute_takes_identifier_p): Call it.
591 * c-common.h: Update prototype.
592 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
593 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
595 2010-05-05 Jakub Jelinek <jakub@redhat.com>
598 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
599 DW_ID_down_case for Fortran compilation units.
601 2010-05-05 Jan Hubicka <jh@suse.cz>
603 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
606 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
608 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
609 a variable-sized RESULT_DECL.
611 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
613 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
615 2010-05-05 Jason Merrill <jason@redhat.com>
618 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
620 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
622 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
623 Jakub Jelinek <jakub@redhat.com>
626 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
627 (dead_debug_init, dead_debug_finish): New functions.
628 (dead_debug_add, dead_debug_insert_before): Likewise.
629 (df_note_bb_compute): Initialize a dead_debug object, add dead
630 debug uses to it, insert debug bind insns before death insns,
631 reset debug insns that refer to pending uses at the end.
632 * rtl.h (make_debug_expr_from_rtl): New prototype.
633 * varasm.c (make_debug_expr_from_rtl): New function.
635 2010-05-05 Jan Hubicka <jh@suse.cz>
637 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
638 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
639 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
640 lto_varpool_encoder_deref, lto_varpool_encoder_size,
641 lto_varpool_encoder_encode_initializer_p,
642 lto_set_varpool_encoder_encode_initializer): New functions.
643 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
645 (input_varpool_node): Do not always set analyzed.
646 (input_cgraph_1): Return vector of cgraph nodes.
647 (input_varpool_1): Return vector of varpools.
648 (input_cgraph): Free the vectors.
649 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
650 output only initializers needed.
651 (lto_output): Only call output_cgraph.
652 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
653 * lto-section-out.c (lto_new_out_decl_state): Initialize
654 state->varpool_node_encoder.
655 * lto-streamer.h (lto_varpool_encoder_d): New.
656 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
657 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
658 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
659 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
660 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
662 (output_varpool, input_varpool): Remove declarations.
664 2010-05-05 Jan Hubicka <jh@suse.cz>
666 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
667 with body can prevail.
669 2010-05-05 Jan Hubicka <jh@suse.cz>
671 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
674 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
676 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
678 * gengtype.h (erro_at_line): Constify pos argument.
680 * gengtype.c: Include hashtab.h.
681 (enum gc_used): Document GC_MAYBE_POINTED_TO.
682 (error_at_line): Constify pos argument.
683 (do_typedef): Initialize p->opt field.
684 (get_file_gtfilename): Fix comment typo.
685 (struct walk_type_data): Constify line field.
686 (get_output_file_for_structure): New function.
687 (write_local_func_for_structure): Constify orig_s argument.
688 Use get_output_file_for_structure.
689 (write_func_for_structure): Use get_output_file_for_structure.
690 (INDENT): New define.
691 (dump_pair, dump_type, dump_type_list, dump_typekind)
692 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
693 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
695 (seen_types): New variable.
696 (main): New variable do_dump. Process "-d" command line option.
697 Call dump_everything if dump requested.
699 2010-05-05 Jakub Jelinek <jakub@redhat.com>
701 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
702 in a temporary instead of invoking the macro multiple times.
703 (track_expr_p): Likewise.
705 2010-05-04 Neil Vachharajani <nvachhar@google.com>
707 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
709 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
710 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
711 conditions for printing notes.
712 * common.opt (-Wcoverage-mismatch): Allow negative, default to
713 true, update documentation.
714 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
716 2010-05-04 Jakub Jelinek <jakub@redhat.com>
719 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
722 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
725 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
726 (*sse_prologue_save_insn1): Likewise.
727 (SSE prologue save splitter): Likewise.
729 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
731 * tree.c (free_lang_data_in_one_sizepos): New inline function.
732 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
733 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
734 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
735 all decls. Call it on DECL_FIELD_OFFSET of fields.
736 (find_decls_types_r): Follow DECL_VALUE_EXPR.
737 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
739 2010-05-04 Martin Jambor <mjambor@suse.cz>
741 * tree-sra.c (build_access_from_expr_1): The first parameter type
742 changed to simple tree.
743 (build_access_from_expr): Likewise, gsi parameter was eliminated.
744 (scan_assign_result): Renamed to assignment_mod_result, enum elements
746 (build_accesses_from_assign): Removed all parameters except for a
747 simple gimple statement. Now returns a simple bool.
748 (scan_function): All non-analysis parts moved to separate functions
749 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
750 parameters and updated both callers.
751 (sra_modify_expr): Removed parameter data.
752 (sra_modify_function_body): New function.
753 (perform_intra_sra): Call sra_modify_function_body to modify the
755 (replace_removed_params_ssa_names): Parameter data changed into
757 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
758 changed the parameter dont_convert to convert with the opposite
760 (sra_ipa_modify_assign): Parameter data changed into adjustments
761 vector, return value changed to bool.
762 (ipa_sra_modify_function_body): New function.
763 (sra_ipa_reset_debug_stmts): Updated a comment.
764 (modify_function): Use ipa_sra_modify_function_body to modify function
767 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
770 * alias.c (true_dependence): Handle the same VALUE in x and mem.
771 (canon_true_dependence): Likewise.
772 (write_dependence_p): Likewise.
774 2010-05-04 Jan Hubicka <jh@suse.cz>
776 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
777 * cgraphbuild.c: Include ipa-utils.h
778 (record_reference_ctx): New struct.
779 (record_reference): Simplify to work on initializers; not statements.
780 (mark_address, mark_load, mark_store): New.
781 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
783 (record_references_in_initializer): Update use of record_reference.
784 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
787 2010-05-04 Jan Hubicka <jh@suse.cz>
789 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
790 node will be removed anyway.
791 (lto_varpool_replace_node): Allow also unanalyzed nodes;
792 relink aliases of node into prevailing node.
793 * varpool.c (varpool_remove_node): Remove aliases properly;
794 when removing node, remove all its aliases too; remove DECL_INITIAL
795 of removed node; ggc_free the varpool node.
797 2010-05-04 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/43879
800 * tree-ssa-structalias.c (alias_get_name): Use
801 DECL_ASSEMBLER_NAME if available.
802 (create_function_info_for): Return the varinfo node.
803 (ipa_pta_execute): Associate same-body aliases and extra names
804 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
806 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
808 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
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.
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 here.
1475 (get_function_part_constraint): Fix build with C++.
1476 (insert_into_field_list): Remove.
1477 (push_fields_onto_fieldstack): Properly merge fields.
1478 (create_variable_info_for): Split and simplify.
1479 (create_variable_info_for_1): New piece.
1480 (intra_create_variable_infos): Properly make restrict constraints
1483 2010-04-28 Richard Guenther <rguenther@suse.de>
1486 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1488 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1489 Jan Hubicka <hubicka@ucw.cz>
1491 * doc/invoke.texi (-Wsuggest-attribute=const,
1492 -Wsuggest-attribute=pure): Document.
1493 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1494 (function_always_visible_to_compiler_p,
1495 suggest_attribute, warn_function_pure, warn_function_const):
1497 (check_call): Improve debug info.
1498 (analyze_function): Do not check availability.
1499 (add_new_function): Check availability.
1500 (propagate): Output warnings.
1501 (skip_function_for_local_pure_const): New function.
1502 (local_pure_const): Use it; output warnings.
1503 * common.opt (Wsuggest-attribute=const,
1504 Wsuggest-attribute=pure): New.
1506 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1508 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1509 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1510 or DW_CFA_def_cfa_offset{,_sf}.
1512 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1514 * tree.h: Fix truncated long macros.
1516 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1518 * collect2.c (TARGET_64BIT): Redefine to target's default.
1519 * tlink.c: Likewise.
1520 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1521 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1522 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1523 for underscoring __USER_LABEL_PREFIX__.
1524 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1525 (SUB_LINK_ENTRY32): New.
1526 (SUB_LINK_ENTRY64): New.
1527 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1528 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1529 (SUB_LINK_ENTRY64): New.
1530 (SUB_LINK_ENTRY): New.
1531 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1532 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1533 x64 target is choosen.
1534 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1535 * configure: Regenerated.
1536 * configure.ac (leading-mingw64-underscores): Option added.
1538 2010-04-27 Jan Hubicka <jh@suse.cz>
1540 * doc/invoke.texi (-fipa-profile): Document.
1541 * opts.c (decode_options): Enable ipa-profile at -O1.
1542 * timevar.def (TV_IPA_PROFILE): Define.
1543 * common.opt (fipa-profile): Add.
1544 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1546 (cgraph_propagate_frequency): Handle only local ones.
1547 * tree-pass.h (pass_ipa_profile): Declare.
1548 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1549 (pass_ipa_profile): Use TV_IPA_PROFILE.
1550 * ipa.c (ipa_profile): New function.
1551 (gate_ipa_profile): Likewise.
1552 (pass_ipa_profile): New global variable.
1553 * passes.c (pass_ipa_profile): New.
1555 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1557 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1559 2010-04-27 Martin Jambor <mjambor@suse.cz>
1562 * ipa.c (dissolve_same_comdat_group_list): New function.
1563 (function_and_variable_visibility): Call
1564 dissolve_same_comdat_group_list when comdat group contains external or
1566 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1567 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1569 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1571 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1572 (const_hash_1) <VECTOR_CST>: New case.
1573 (compare_constant) <VECTOR_CST>: Likewise.
1574 <ADDR_EXPR>: Deal with LABEL_REFs.
1575 (copy_constant) <VECTOR_CST>: New case.
1577 2010-04-27 Jan Hubicka <jh@suse.cz>
1579 * cgraph.c (cgraph_propagate_frequency): New function.
1580 * cgraph.h (cgraph_propagate_frequency): Declare.
1581 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1582 cgraph_propagate_frequency.
1584 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1586 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1588 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1591 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1592 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1593 here to determine which regs to push and how much stack to reserve.
1595 2010-04-27 Jie Zhang <jie@codesourcery.com>
1597 * doc/gimple.texi (gimple_statement_with_ops): Remove
1598 addresses_taken field.
1599 (gimple_statement_with_memory_ops): Likewise.
1601 2010-04-27 Jan Hubicka <jh@suse.cz>
1603 * tree-inline.c (eni_inlining_weights): Remove.
1604 (estimate_num_insns): Special case more builtins.
1606 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1609 * c-typeck.c (build_binary_op): Move forward check for comparison
1610 pointer with null pointer constant and adjust the diagnostic message.
1612 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1615 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1616 binutils supports extended .section directive needed by LTO, or
1617 warn if older binutils found.
1618 (LTO_BINARY_READER): New AC_SUBST'd variable.
1619 (LTO_USE_LIBELF): Likewise.
1620 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1622 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1623 (LTO_USE_LIBELF): Likewise.
1624 * configure: Regenerate.
1626 * collect2.c (is_elf): Rename from this ...
1627 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1628 object files in addition to ELF-formatted ones.
1629 (scan_prog_file): Caller updated. Also allow for LTO info marker
1630 symbol to be prefixed or not by an extra underscore.
1632 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1633 * config/i386/winnt.c: Also #include lto-streamer.h
1634 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1636 (i386_pe_asm_output_aligned_decl_common): Add comment.
1637 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1639 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1642 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1643 Add missing earlyclobber for second alternative.
1645 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1647 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1648 bits for artificial defs at the top of the block.
1649 * fwprop.c (single_def_use_enter_block): Don't call it.
1651 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1654 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1655 instead of "$gcc_cv_objdump -T".
1656 Use "-undefined dynamic_lookup" on darwin.
1657 * gcc/configure: Regenerate.
1659 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1662 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1664 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1666 * c-parser.c (struct c_token): Move location field up.
1667 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1668 (struct c_declspecs): Convert typespec_word, storage_class, and
1669 default_int_p into bitfields.
1670 (struct c_declarator): Move loc field up.
1672 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1674 * cfgloop.h (struct loop): Move can_be_parallel field up.
1675 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1676 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1678 (struct iv_cand): Convert pos field into a bitfield.
1679 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1681 (struct _stmt_vec_info): Shuffle fields for better packing.
1683 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1685 * varasm.c (IN_NAMED_SECTION): Remove guard.
1686 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1687 (IN_NAMED_SECTION_P): ...this.
1688 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1689 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1691 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1693 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1694 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1695 of shadowing it. Fix comments.
1697 2010-04-26 Jan Hubicka <jh@suse.cz>
1699 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1700 (cgraph_clone_node): Copy function frequency.
1701 * cgraph.h (node_frequency): New enum
1702 (struct cgraph_node): Add.
1703 * final.c (rest_of_clean_state): Update.
1704 * lto-cgraph.c (lto_output_node): Output node frequency.
1705 (input_overwrite_node): Input node frequency.
1706 * tre-ssa-loop-ivopts (computation_cost): Update.
1707 * lto-streamer-out.c (output_function): Do not output function
1709 * predict.c (maybe_hot_frequency_p): Update and handle functions
1711 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1713 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1714 (compute_function_frequency): Set noreturn functions to be executed
1716 (choose_function_section): Update.
1717 * lto-streamer-in.c (input_function): Do not input function frequency.
1718 * function.c (allocate_struct_function): Do not initialize function
1720 * function.h (function_frequency): Remove.
1721 (struct function): Remove function frequency.
1722 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1723 (try_update): Update.
1724 * tree-inline.c (initialize_cfun): Do not update function frequency.
1725 * passes.c (pass_init_dump_file): Update.
1726 * i386.c (ix86_compute_frame_layout): Update.
1727 (ix86_pad_returns): Update.
1729 2010-04-26 Jie Zhang <jie@codesourcery.com>
1731 PR tree-optimization/43833
1732 * tree-vrp.c (range_int_cst_p): New.
1733 (range_int_cst_singleton_p): New.
1734 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1735 when both operands are constants. Use range_int_cst_p in
1738 2010-04-26 Jan Hubicka <jh@suse.cz>
1740 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1742 2010-04-26 Richard Guenther <rguenther@suse.de>
1745 * gimple.c (gimple_decl_printable_name): Deal gracefully
1746 with a NULL DECL_NAME.
1748 2010-04-26 Richard Guenther <rguenther@suse.de>
1751 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1752 if emitting debug information and it is either a function
1753 or a namespace decl.
1755 2010-04-26 Ira Rosen <irar@il.ibm.com>
1757 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1758 determine if the statement is vectorizable, and a macro to access it.
1759 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1760 Skip statements that can't be vectorized. If the analysis fails,
1761 mark the statement as unvectorizable if vectorizing basic block.
1762 (vect_compute_data_refs_alignment): Likewise.
1763 (vect_verify_datarefs_alignment): Skip statements marked as
1764 unvectorizable. Add print.
1765 (vect_analyze_group_access): Skip statements that can't be
1766 vectorized. If the analysis fails, mark the statement as
1767 unvectorizable if vectorizing basic block.
1768 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1769 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1770 generated stmts for SLP.
1771 (new_stmt_vec_info): Initialize the new field.
1772 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1773 statements marked as unvectorizable.
1775 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1777 * c-common.c (flag_isoc1x): New.
1778 (flag_isoc99): Update comment.
1779 * c-common.h (flag_isoc1x): New.
1780 (flag_isoc99): Update comment.
1781 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1782 __<type>_DECIMAL_DIG__.
1783 * c-opts.c (set_std_c1x): New.
1784 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1785 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1786 * c.opt (-std=c1x, -std=gnu1x): New options.
1787 * doc/cpp.texi: Mention -std=c1x.
1788 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1789 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1790 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1791 * doc/standards.texi: Mention C1X.
1792 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1793 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1794 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1797 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1799 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1800 placeholder from 0x%x to %#x.
1801 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1802 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1803 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1804 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1805 * config/i386/i386.c (ix86_target_string): Ditto.
1806 (output_pic_addr_const): Ditto.
1807 (print_operand): Ditto.
1809 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1811 * combine.c (find_split_point): Add third argument. Use it
1812 to find nested multiply-accumulate instructions. Adjust calls.
1813 (try_combine): Adjust call to find_split_point.
1815 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1817 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1819 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1821 PR tree-optimization/41442
1822 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1823 (fold_binary_loc): Call it.
1825 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1827 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1828 * opts.c (common_handle_option): Allow disabling it.
1829 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1831 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1833 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1834 between modes if both types are integral.
1836 2010-04-23 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/43572
1839 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1841 2010-04-23 Richard Guenther <rguenther@suse.de>
1844 * tree-inline.c (tree_can_inline_p): Also check compatibility
1847 2010-04-23 Martin Jambor <mjambor@suse.cz>
1849 PR tree-optimization/43846
1850 * tree-sra.c (struct access): New flag grp_assignment_read.
1851 (build_accesses_from_assign): Set grp_assignment_read.
1852 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1853 (enum mark_read_status): New type.
1854 (analyze_access_subtree): Propagate grp_assignment_read, create
1855 accesses also if both direct_read and root->grp_assignment_read.
1857 2010-04-23 Martin Jambor <mjambor@suse.cz>
1860 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1861 function does not have type attributes.
1863 2010-04-23 Richard Guenther <rguenther@suse.de>
1866 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1869 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1871 * sese.h (create_if_region_on_edge): Remove.
1873 * sese.c (create_if_region_on_edge): Make static.
1875 * tree-inline.c: Do not include ggc.h.
1877 * expr.c: Do not include ggc.h.
1879 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1882 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1885 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1886 in the middle of insns for casesi_worker_2.
1888 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1890 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1892 2010-04-22 Ira Rosen <irar@il.ibm.com>
1894 PR tree-optimization/43842
1895 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1896 loop unrolling in update of exit phis. Fix comment.
1897 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1898 least two reduction statements in the loop before starting SLP
1901 2010-04-22 Nick Clifton <nickc@redhat.com>
1903 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1905 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1907 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1910 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1912 * tree-parloops.c (loop_parallel_p): New argument
1913 parloop_obstack. Pass it down.
1914 (parallelize_loops): New variable parloop_obstack. Initialize it,
1915 pass it down, free it.
1917 * tree-loop-linear.c (linear_transform_loops): Pass down
1920 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1921 of type struct obstack *.
1923 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1924 scratch_obstack. Initialize it, pass down, free it.
1926 * lambda.h (lambda_loop_new): Remove.
1927 (lambda_matrix_new, lambda_matrix_inverse)
1928 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1929 argument of type struct obstack *.
1931 * lambda-trans.c (lambda_trans_matrix_new): New argument
1932 lambda_obstack. Pass it down, use obstack allocation for ret.
1933 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1936 * lambda-mat.c (lambda_matrix_get_column)
1937 (lambda_matrix_project_to_null): Remove.
1938 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1940 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1943 * lambda-code.c (lambda_loop_new): New function.
1944 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1945 (lambda_compute_auxillary_space, lambda_compute_target_space)
1946 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1947 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1948 (build_access_matrix): New argument lambda_obstack. Use obstack
1950 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1951 argument lambda_obstack. Pass it down.
1953 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1955 * optabs.h (expand_widening_mult): Declare.
1957 2010-04-22 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43845
1960 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1961 lookup the CALL_EXPR function and arguments.
1963 2010-04-22 Nick Clifton <nickc@redhat.com>
1965 * config/stormy16/stormy16.c
1966 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1967 * config/stormy16/stormy16.h: Tidy up formatting.
1968 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1969 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1970 (ineqbranchsi): Delete pattern.
1971 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1972 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1973 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1974 stormy16-lib2-ucmpsi2.c.
1976 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1978 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1979 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1980 extra set merge_set_noclobber, and use it to relax the final test
1982 * df.h (df_simulate_find_noclobber_defs): Declare.
1983 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1985 (df_simulate_find_noclobber_defs): New function.
1987 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.md: Use {} around multi-line preparation statements.
1991 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1993 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1994 (process_init_element): New argument of type struct obstack *.
1996 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1997 (set_init_index, set_init_label, set_nonincremental_init)
1998 (set_nonincremental_init_from_string, find_init_member)
1999 (output_init_element, output_pending_init_elements)
2000 (process_init_element): New argument braced_init_obstack. Pass it
2002 (push_range_stack, add_pending_init): New argument
2003 braced_init_obstack. Use obstack allocation.
2005 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2006 braced_init_obstack. Pass it down.
2007 (c_parser_braced_init): New variables ret, braced_init_obstack.
2008 Initialize obstack, pass it down and finally free it.
2010 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2013 * tree-pass.h (pass_optimize_widening_mul): Declare.
2014 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2015 gate_optimize_widening_mul): New static functions.
2016 (pass_optimize_widening_mul): New.
2017 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2018 <case MULT_EXPR>: Remove support for widening multiplies.
2019 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2020 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2021 simplify_gen_unary rather than directly building extensions.
2022 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2024 * expmed.c (expand_widening_mult): New function.
2025 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2027 2010-04-21 Jan Hubicka <jh@suse.cz>
2029 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2030 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2031 * lto-wpa-fixup.c: Remove.
2032 * Makefile.in (lto-wpa-fixup.o): Remove.
2033 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2034 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2035 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2037 2010-04-21 Jan Hubicka <jh@suse.cz>
2039 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2040 add write_optimization_summary, read_optimization_summary.
2041 (ipa_write_summaries_of_cgraph_node_set): Remove.
2042 (ipa_write_optimization_summaries): Declare.
2043 (ipa_read_optimization_summaries): Declare.
2044 * ipa-cp.c (pass_ipa_cp): Update.
2045 * ipa-reference.c (pass_ipa_reference): Update.
2046 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2047 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2049 * ipa-inline.c (pass_ipa_inline): Update.
2050 * ipa.c (pass_ipa_whole_program): Update.
2051 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2052 * passes.c (ipa_write_summaries_1): Do not test wpa.
2053 (ipa_write_optimization_summaries_1): New.
2054 (ipa_write_optimization_summaries): New.
2055 (ipa_read_summaries): Do not test ltrans.
2056 (ipa_read_optimization_summaries_1): New.
2057 (ipa_read_optimization_summaries): New.
2059 2010-04-21 Jan Hubicka <jh@suse.cz>
2061 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2063 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2065 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2068 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2069 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2071 2010-04-21 Jan Hubicka <jh@suse.cz>
2073 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2075 2010-04-21 Jan Hubicka <jh@suse.cz>
2077 * varpool.c (decide_is_variable_needed): Variable is always needed
2080 2010-04-21 Jan Hubicka <jh@suse.cz>
2082 * opts.c (decode_options): Enable pure-const pass for whopr.
2084 2010-04-21 Jan Hubicka <jh@suse.cz>
2086 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2087 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2089 (cgraph_decide_inlining): Do not expect callee to be removed in all
2092 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2094 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2096 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2099 amdfam10_decode attributes.
2101 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2104 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2105 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2106 (lower_copyprivate_clauses): Use private var in outer
2107 context instead of original var. Make sure the types
2108 are correct for VLAs.
2110 2010-04-21 Richard Guenther <rguenther@suse.de>
2112 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2113 to non-pointer objects.
2115 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2117 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2118 last chain entry if it starts with the still current label.
2119 (add_location_or_const_value_attribute): Check that
2120 loc_list->first->next is NULL instead of comparing ->first with ->last.
2121 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2122 to add_var_loc_to_decl.
2124 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2125 >= 4 add also address size and segment size fields into CIE header.
2127 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2128 long as address size is the same as sizeof (void *) and
2130 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2131 address size or segment size is unexpected, return DW_EH_PE_omit.
2132 (classify_object_over_fdes): If get_cie_encoding returned
2133 DW_EH_PE_omit, return -1.
2134 (init_object): If classify_object_over_fdes returned -1,
2135 pretend there were no FDEs at all.
2137 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2140 bswap{si,di}2 using SWI48 mode iterator.
2141 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2142 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2143 set modrm attribute of bswap insn to 0 and remove length attribute.
2144 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2145 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2146 set mode attribute to <MODE> and remove length attribute.
2148 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2150 PR rtl-optimization/43520
2151 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2152 zero available registers.
2154 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2156 * builtins.c (fold_builtin_cproj): Fold more cases.
2158 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2160 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2161 (fold_builtin_1): Fold builtin cproj.
2162 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2163 Use ATTR_CONST_NOTHROW_LIST.
2165 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2168 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2169 ffsi2_no_cmove for !TARGET_CMOVE.
2170 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2171 (ffssi2): Remove expander.
2172 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2174 (ctz<mode>2): Ditto from ctz{si,di}2.
2175 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2177 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2180 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2182 * dwarf2out.c (AT_linkage_name): Define.
2183 (clone_as_declaration): Handle DW_AT_linkage_name.
2184 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2185 of DW_AT_MIPS_linkage_name.
2186 (move_linkage_attr): Likewise.
2187 (dwarf2out_finish): Likewise.
2189 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2192 * fold-const.c (fold_comparison): New folding rule.
2194 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2196 * double-int.h (double_int_setbit): Declare.
2197 * double-int.c (double_int_setbit): New function.
2198 * rtl.h (immed_double_int_const): Declare.
2199 * emit-rtl.c (immed_double_int_const): New function.
2200 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2201 and immed_double_int_const functions.
2202 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2203 expand_copysign_bit): (Ditto.).
2204 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2205 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2206 * dojump.c (prefer_and_bit_test): (Ditto.).
2207 * expr.c (convert_modes, reduce_to_bit_field_precision,
2208 const_vector_from_tree): (Ditto.).
2209 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2211 2010-04-20 Jan Hubicka <jh@suse.cz>
2213 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2214 (dump_cgraph_node): Dump new flags.
2215 * cgraph.h (struct cgraph_node): Add flags
2216 reachable_from_other_partition and in_other_partition.
2217 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2218 other partition can not be removed.
2219 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2220 the other partition must be output; silence sanity checking on
2221 leaking functions bodies from other paritition.
2222 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2223 (lto_output_node): Output new flags; do not sanity check that inline
2224 clones are output; drop lto_forced_extern_inline_p code; do not mock
2225 visibility flags at partition boundaries.
2226 (add_node_to): New function.
2227 (output_cgraph): Use it to sort functions so masters appear before
2229 (input_overwrite_node): Input new flags.
2230 * passes.c (ipa_write_summaries): Do not call
2231 lto_new_extern_inline_states.
2232 * lto-section-out.c (forced_extern_inline,
2233 lto_new_extern_inline_states lto_delete_extern_inline_states,
2234 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2235 * lto-streamer.h (lto_new_extern_inline_states,
2236 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2237 lto_forced_extern_inline_p): Kill.
2239 2010-04-20 Richard Guenther <rguenther@suse.de>
2241 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2242 from vars that can have pointers.
2243 (process_constraint): Dump useless constraints.
2245 2010-04-20 Richard Guenther <rguenther@suse.de>
2247 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2248 (dump_sa_points_to_info): Remove asserts.
2249 (init_base_vars): nothing_id isn't an escape point nor does it
2252 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2254 * tree.h (TYPE_REF_IS_RVALUE): Define.
2255 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2256 should_move_die_to_comdat, prune_unused_types_walk): Handle
2257 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2258 (modified_type_die, gen_reference_type_die): Emit
2259 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2260 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2262 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2265 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2266 calls for -fpic -m31 if they have been sibcall optimized.
2268 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2270 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2271 ar.lc fixed and call-used.
2273 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2275 2010-04-19 Jan Hubicka <jh@suse.cz>
2277 * opts.c (decode_options): Disable whpr incompatible passes.
2278 * lto/lto.c (lto_1_to_1_map): Skip clones.
2279 (read_cgraph_and_symbols): Do not mark everything as needed.
2280 (do_whole_program_analysis): Do map only after optimizing;
2281 set proper cgraph_state; use passmanager.
2283 2010-04-19 DJ Delorie <dj@redhat.com>
2285 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2286 POINTER_PLUS_EXPR and fix them.
2288 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2290 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2291 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2292 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2293 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2294 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2295 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2296 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2297 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2298 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2299 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2300 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2302 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2304 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2305 (check_cond_move_block): Likewise.
2306 (cond_move_process_if_block): Likewise.
2307 (noce_find_if_block): Improve formatting.
2308 (find_if_header): Pass 0 to memset and tweak conditions.
2309 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2311 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2313 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2317 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2318 with non-local decl doesn't need chain.
2320 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2322 * ira-color.c (allocno_reload_assign): Avoid accumulating
2323 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2325 2010-04-19 Martin Jambor <mjambor@suse.cz>
2327 * gimple.h (create_tmp_reg): Declare.
2328 * gimplify.c (create_tmp_reg): New function.
2329 (gimplify_return_expr): Use create_tmp_reg.
2330 (gimplify_omp_atomic): Likewise.
2331 (gimple_regimplify_operands): Likewise.
2332 * tree-dfa.c (make_rename_temp): Likewise.
2333 * tree-predcom.c (predcom_tmp_var): Likewise.
2334 (reassociate_to_the_same_stmt): Likewise.
2335 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2336 (get_replaced_param_substitute): Likewise.
2337 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2338 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2339 * tree-ssa-pre.c (get_representative_for): Likewise.
2340 (create_expression_by_pieces): Likewise.
2341 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2342 (create_tailcall_accumulator): Likewise.
2344 2010-04-19 Martin Jambor <mjambor@suse.cz>
2346 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2348 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2350 2010-04-19 Richard Guenther <rguenther@suse.de>
2352 PR tree-optimization/43796
2353 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2354 from SCEV in the lattice.
2355 (vrp_visit_phi_node): Dump change.
2357 2010-04-19 Richard Guenther <rguenther@suse.de>
2359 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2360 * configure: Re-generated.
2362 2010-04-19 Richard Guenther <rguenther@suse.de>
2364 PR tree-optimization/43783
2365 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2366 constant ARRAY_REF operands two and three if possible.
2368 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2371 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2373 2010-04-19 Jie Zhang <jie@codesourcery.com>
2376 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2378 2010-04-19 Ira Rosen <irar@il.ibm.com>
2380 PR tree-optimization/37027
2381 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2382 and macro to access it.
2383 (vectorizable_reduction): Add argument.
2384 (vect_get_slp_defs): Likewise.
2385 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2386 statements for possible use in SLP.
2387 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2388 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2389 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2391 (vectorizable_reduction): Likewise.
2392 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2394 (vectorizable_type_demotion, vectorizable_type_promotion,
2395 vectorizable_store): Likewise.
2396 (vect_analyze_stmt): Update call to vectorizable_reduction.
2397 (vect_transform_stmt): Likewise.
2398 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2399 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2400 from different interleaving chains in same node.
2401 (vect_slp_rearrange_stmts): New function.
2402 (vect_supported_load_permutation_p): Allow load permutations for
2403 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2404 inside SLP nodes if necessary.
2405 (vect_analyze_slp_instance): Handle reductions.
2406 (vect_analyze_slp): Try to build SLP instances originating from groups
2408 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2409 (vect_get_constant_vectors): Create initial vectors for reductions
2410 according to reduction code. Add new argument.
2411 (vect_get_slp_defs): Add new argument, pass it to
2412 vect_get_constant_vectors.
2413 (vect_schedule_slp_instance): Remove SLP tree root statements.
2415 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2417 * tree.h (ENUM_IS_SCOPED): Define.
2418 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2419 for ENUM_IS_SCOPED enums.
2421 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2423 * fold-const.c (fold_comparison): Use ssizetype.
2424 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2425 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2426 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2427 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2429 * tree.h (initialize_sizetypes): Remove parameter.
2430 (build_common_tree_nodes): Remove second parameter.
2431 * stor-layout.c (initialize_sizetypes): Remove parameter.
2432 Always create an unsigned type.
2433 (set_sizetype): Assert that the passed type is unsigned and simplify.
2434 * tree.c (build_common_tree_nodes): Remove second parameter.
2435 Adjust call to initialize_sizetypes.
2436 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2437 build_common_tree_nodes.
2439 2010-04-18 Matthias Klose <doko@ubuntu.com>
2441 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2443 2010-04-18 Ira Rosen <irar@il.ibm.com>
2445 PR tree-optimization/43771
2446 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2447 load permutation doesn't have gaps.
2449 2010-04-18 Jan Hubicka <jh@suse.cz>
2451 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2452 (sse_prologue_save_insn expander): Use new pattern.
2453 (sse_prologue_save_insn1): New pattern and splitter.
2454 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2456 * i386.c (setup_incoming_varargs_64): Do not compute jump
2458 (ix86_gimplify_va_arg): Update alignment needed.
2459 (ix86_local_alignment): Do not align all local arrays to 128bit.
2461 2010-04-17 Jan Hubicka <jh@suse.cz>
2463 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2465 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2467 * arm.md (negdi2): Remove redundant code to force values into a
2470 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2472 * arm/bpabi.S: Add EABI alignment attributes to objects.
2473 * arm/bpabi-v6m.S: Likewise.
2474 * arm/crti.asm: Likewise.
2475 * arm/crtn.asm: Likewise.
2476 * arm/lib1funcs.asm: Likewise.
2477 * arm/libunwind.S: Likewise.
2479 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2481 * arm-protos.h (tune_params): New structure.
2482 * arm.c (current_tune): New variable.
2483 (arm_constant_limit): Delete.
2484 (struct processors): Add pointer to the tune parameters.
2485 (arm_slowmul_tune): New tuning option.
2486 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2487 (all_cores): Adjust to pick up the tuning model.
2488 (arm_constant_limit): New function.
2489 (arm_override_options): Select the appropriate tuning model. Delete
2490 initialization of arm_const_limit.
2491 (arm_split_constant): Use the new constant-limit model.
2492 (arm_rtx_costs): Pick up the current tuning model.
2493 * arm.md (is_strongarm, is_xscale): Delete.
2494 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2495 for Xscale variant architectures.
2496 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2498 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2500 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2502 (arm_rtx_costs_1): Remove unused variable extra_cost.
2503 (arm_unwind_emit_set): Use variable offset.
2504 (thumb1_output_casesi): Remove unused variable flags.
2506 2010-04-16 Jeff Law <law@redhat.com>
2508 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2509 needing assignment rather than doing a two-phase assignment. Remove
2510 unused variable 'm'.
2512 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2515 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2517 2010-04-16 Doug Kwan <dougkwan@google.com>
2519 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2520 (next_operand_entry_id): New static variable.
2521 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2522 (add_to_ops_vec): Assigned unique ID to operand entry.
2523 (struct oecount_s): New field ID.
2524 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2525 (undistribute_ops_list): Assign unique IDs to oecounts.
2526 (init_reassoc): reset next_operand_entry_id.
2528 2010-04-16 Doug Kwan <dougkwan@google.com>
2530 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2531 missing left parenthesis.
2533 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2535 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2536 *btdi_rex64 using SWI48 mode iterator.
2537 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2538 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2539 *jcc_btdi_mask_rex64.
2541 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2543 * double-int.h (tree_to_double_int): Convert to macro.
2544 * double-int.c (tree_to_double_int): Remove.
2546 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2549 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2550 with want_address 2 and in case a single element list might be
2551 possible, call it again with want_address 0.
2553 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2555 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2556 case 'W' print operands for HI mode.
2557 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2558 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2559 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2560 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2562 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2564 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2565 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2566 #xx:3 and #xx:4 mode.
2568 * config/h8300/h8300.md (inverted load with HImode dest): Add
2569 support for H8300SX.
2571 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2572 satisfy 'U' constraint.
2574 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2576 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2577 * configure: Regenerate.
2578 * config.in: Regenerate.
2579 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2582 2010-04-16 Richard Guenther <rguenther@suse.de>
2584 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2585 (struct tree_decl_common): ... here.
2586 (DECL_PT_UID): Adjust.
2587 (SET_DECL_PT_UID): Likewise.
2588 (DECL_PT_UID_SET_P): Likewise.
2590 2010-04-16 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/43572
2593 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2594 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2595 * tree-flow.h (is_call_clobbered): Remove.
2596 * tree-flow-inline.h (is_call_clobbered): Likewise.
2597 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2598 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2599 (execute_return_slot_opt): Adjust.
2600 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2601 check for call clobbered vars here.
2602 (find_tail_calls): Move tailcall verification to the
2605 2010-04-16 Diego Novillo <dnovillo@google.com>
2607 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2609 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2612 * config/arm/arm.md (cbranchqi4): New pattern.
2613 * config/arm/predicates.md (const0_operand,
2614 cbranchqi4_comparison_operator): New predicates.
2616 2010-04-16 Richard Guenther <rguenther@suse.de>
2618 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2619 (dump_gimple_stmt): Likewise.
2621 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2623 * recog.h (struct recog_data): New field is_operator.
2624 (struct insn_operand_data): New field is_operator.
2625 * recog.c (extract_insn): Set recog_data.is_operator.
2626 * genoutput.c (output_operand_data): Emit code to set the
2628 * reload.c (find_reloads): Use it rather than testing for an
2629 empty constraint string.
2632 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2633 If the previous insn is a cbranchsi4_insn with the same arguments,
2634 omit the compare instruction.
2636 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2637 register, inputs must be low registers and we need a low register
2638 scratch. Handle alternative 2 like alternative 3.
2640 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2642 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2643 don't call get_addr on both. If one expression is a VALUE and
2644 the other a REG, check VALUE's locs if the REG isn't among them.
2646 2010-04-16 Christian Bruel <christian.bruel@st.com>
2648 * config/sh/sh.h (sh_frame_pointer_required): New function.
2649 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2650 (flag_omit_frame_pointer) Set.
2651 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2652 (rounded_frame_size): Adjust size with outgoing_args_size.
2653 (sh_set_return_address): Must return from stack pointer.
2654 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2655 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2656 (ACCUMULATE_OUTGOING_ARGS): Define.
2657 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2658 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2660 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2663 * config/sh/sh.c (sh_legitimize_reload_address): Use
2664 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2665 Remove a unneeded check for offset_base.
2667 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2669 * configure: Regenerated.
2671 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2673 * config/s390/s390.c (s390_call_save_register_used): Switch back
2674 to HARD_REGNO_NREGS.
2676 2010-04-15 Richard Guenther <rguenther@suse.de>
2678 * alias.c (alias_set_subset_of): Handle alias-set zero
2681 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2682 Julian Brown <julian@codesourcery.com>
2684 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2685 alternatives according to use of high and low regs.
2686 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2687 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2688 optimizing for size on Thumb-2.
2690 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2692 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2694 2010-04-15 Richard Guenther <rguenther@suse.de>
2696 * tree-ssa-structalias.c (struct variable_info): Add
2698 (new_var_info): Initialize it.
2699 (dump_constraints): Support printing last added constraints.
2700 (debug_constraints): Adjust.
2701 (dump_constraint_graph): Likewise.
2702 (make_heapvar_for): Check for NULL cfun.
2703 (get_function_part_constraint): New function.
2704 (get_fi_for_callee): Likewise.
2705 (find_func_aliases): Properly implement IPA PTA constraints.
2706 (process_ipa_clobber): New function.
2707 (find_func_clobbers): Likewise.
2708 (insert_into_field_list_sorted): Remove.
2709 (create_function_info_for): Properly allocate vars for IPA mode.
2710 Do not use insert_into_field_list_sorted.
2711 (create_variable_info_for): Properly generate constraints for
2712 global vars in IPA mode.
2713 (dump_solution_for_var): Always dump the solution.
2714 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2715 (find_what_var_points_to): Adjust.
2716 (pt_solution_set): Change.
2717 (pt_solution_ior_into): New function.
2718 (pt_solution_empty_p): Export.
2719 (pt_solution_includes_global): Adjust.
2720 (pt_solution_includes_1): Likewise.
2721 (pt_solutions_intersect_1): Likewise.
2722 (dump_sa_points_to_info): Check some invariants.
2723 (solve_constraints): Move constraint dumping ...
2724 (compute_points_to_sets): ... here.
2725 (ipa_pta_execute): ... and here.
2726 (compute_may_aliases): Do not re-compute points-to info
2727 locally if IPA info is available.
2728 (ipa_escaped_pt): New global var.
2729 (ipa_pta_execute): Properly implement IPA PTA.
2730 * tree-into-ssa.c (dump_decl_set): Support dumping
2731 decls not in referenced-vars.
2732 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2733 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2734 (dump_points_to_solution): Likewise.
2735 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2736 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2737 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2738 (copy_decl_to_var): Copy DECL_PT_UID.
2739 (copy_result_decl_to_var): Likewise.
2740 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2741 (copy_node_stat): Copy it.
2742 * tree.h (DECL_PT_UID): New macro.
2743 (SET_DECL_PT_UID): Likewise.
2744 (DECL_PT_UID_SET_P): Likewise.
2745 (struct tree_decl_minimal): Add pt_uid member.
2746 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2747 (pt_solution_empty_p): Declare.
2748 (pt_solution_set): Adjust.
2749 (ipa_escaped_pt): Declare.
2750 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2751 * gimple-pretty-print.c (pp_points_to_solution): New function.
2752 (dump_gimple_call): Dump call clobber/use information.
2753 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2754 * tree-pass.h (TDF_ALIAS): New dump option.
2755 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2756 * doc/invoke.texi (-fipa-pta): Update documentation.
2758 2010-04-15 Richard Guenther <rguenther@suse.de>
2760 * Makefile.in (OBJS-common): Add gimple-fold.o.
2761 (gimple-fold.o): New rule.
2762 * tree.h (maybe_fold_offset_to_reference,
2763 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2765 * gimple.h: ... here.
2766 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2767 may_propagate_address_into_dereference): Move prototypes ...
2768 * gimple.h: ... here.
2769 * tree-ssa-ccp.c (get_symbol_constant_value,
2770 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2771 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2772 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2773 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2774 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2775 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2776 gimplify_and_update_call_from_tree): Move ...
2777 * gimple-fold.c: ... here. New file.
2778 (ccp_fold_builtin): Rename to ...
2779 (gimple_fold_builtin): ... this.
2780 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2782 2010-04-15 Richard Guenther <rguenther@suse.de>
2784 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2785 fit_double_type, force_fit_type_double, add_double_with_sign,
2786 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2787 lrotate_double, rrotate_double, div_and_round_double): Move ...
2788 * double-int.c: ... here.
2789 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2790 add_double, neg_double, mul_double_with_sign, mul_double,
2791 lshift_double, rshift_double, lrotate_double, rrotate_double,
2792 div_and_round_double): Move prototypes ...
2793 * double-int.h: ... here.
2795 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2798 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2799 matching constraints to ensure inputs match the output.
2801 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2804 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2805 in an input-only operand.
2807 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2809 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2810 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2811 (double_int_negative_p): Convert to static inline function.
2812 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2813 (double_int_negative_p): Remove.
2814 * tree.h (lshift_double, rshift_double):
2815 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2816 * fold-const.c (fold_convert_const_int_from_real,
2817 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2818 (lshift_double): Change type of arith argument to bool.
2819 (rshift_double): Change type of arith argument to bool. Correct
2821 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2823 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2826 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2827 at the start and end of the then/else blocks, and omit them from the
2829 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2830 argument; all callers changed. Pass zero to old_insns_match_p instead.
2831 (flow_find_head_matching_sequence): New function.
2832 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2833 * basic-block.h (flow_find_cross_jump,
2834 flow_find_head_matching_sequence): Declare functions.
2836 2010-04-14 Jason Merrill <jason@redhat.com>
2839 * c-common.c (attribute_takes_identifier_p): New fn.
2840 * c-common.h: Declare it.
2842 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2844 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2846 (*udivmod<mode>4): Ditto.
2848 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2850 * config/i386/i386.md (maxmin_int): Rename code attribute from
2851 maxminiprefix and update all users.
2852 (maxmin_float): Ditto from maxminfprefix.
2853 (logic): Ditto from logicprefix.
2854 (absneg_mnemonic): Ditto from absnegprefix.
2855 * config/i386/mmx.md: Update all users of maxminiprefix,
2856 maxminfprefix and logicprefix for rename.
2857 * config/i386/sse.md: Ditto.
2858 * config/i386/sync.md (sync_<code><mode>): Update for
2861 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2864 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2865 warnings converted to errors.
2867 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2869 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2870 used insn_type variable.
2871 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2872 to avoid set-but-not-used warning.
2874 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2876 * df-core.c (df_ref_debug): Change format string placeholder
2878 * dwarf2asm.c (dw2_asm_output_data_raw,
2879 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2880 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2881 * dwarf2out.c (output_cfi, output_cfi_directive,
2882 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2883 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2885 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2886 * print-rtl.c (print_rtx): Ditto.
2888 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2891 * builtins.c (expand_builtin_pow_root): New function to expand pow
2892 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2893 series of sqrt and cbrt calls under -ffast-math.
2894 (expand_builtin_pow): Call it.
2896 2010-04-14 Michael Matz <matz@suse.de>
2898 PR tree-optimization/42963
2899 * tree-cfg.c (touched_switch_bbs): New static variable.
2900 (group_case_labels_stmt): New function broken out from ...
2901 (group_case_labels): ... here, use the above.
2902 (start_recording_case_labels): Allocate touched_switch_bbs.
2903 (end_recording_case_labels): Deallocate it, call
2904 group_case_labels_stmt.
2905 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2907 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2912 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2916 2010-04-13 Jan Hubicka <jh@suse.cz>
2918 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2919 of optimized out static functions.
2920 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2921 cost computation. Also sanity check for overflows.
2922 (update_caller_keys): Update cgraph_edge_badness call; properly
2923 update fibheap and sanity check that it is up to date.
2924 (add_new_edges_to_heap): Update cgraph_edge_badness.
2925 (cgraph_decide_inlining_of_small_function): Likewise;
2926 add sanity checking that badness in heap is up to date;
2927 improve dumping of reason; Update badness of calls to the
2928 offline copy of function currently inlined; dump badness
2929 of functions not inlined because of unit growth limits.
2931 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2934 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2935 because of sign-extension change when converting to sizetype here...
2936 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2938 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2939 the folding to constants. Remove redundant final conversion.
2940 (fold_binary) <associate>: Do not associate if the re-association of
2941 constants alone overflows.
2942 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2943 to the end of the list.
2944 (multiple_of_p) <COND_EXPR>: New case.
2946 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2948 * opt-functions.awk (opt_sanitized_name): New.
2950 * optc-gen.awk: Use it
2951 * opth-gen.awk: Use it.
2953 2010-04-13 Martin Jambor <mjambor@suse.cz>
2955 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2956 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2957 children. Call replace_uses_with_default_def_ssa_name to handle
2960 2010-04-13 Michael Matz <matz@suse.de>
2963 * builtins.c (expand_builtin_interclass_mathfn): Also create
2964 a register if the predicate doesn't match.
2966 2010-04-13 Diego Novillo <dnovillo@google.com>
2968 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2969 * c-pch.c: Include timevar.h.
2970 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2971 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2972 * ggc-common.c: Include timevar.h.
2973 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2974 * timevar.def (TV_PCH_SAVE): Define.
2975 (TV_PCH_CPP_SAVE): Define.
2976 (TV_PCH_PTR_REALLOC): Define.
2977 (TV_PCH_PTR_SORT): Define.
2978 (TV_PCH_RESTORE): Define.
2979 (TV_PCH_CPP_RESTORE): Define.
2981 2010-04-13 Michael Matz <matz@suse.de>
2983 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2985 (can_reassociate_p): New function.
2986 (break_up_subtract_bb, reassociate_bb): Use it.
2988 2010-04-13 Richard Guenther <rguenther@suse.de>
2991 * builtins.c (c_readstr): Fix assert.
2993 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2995 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2996 when generating cltd insn.
2998 (*ashl<mode>3_1): Remove special handling for register operand 2.
2999 (*ashlsi3_1_zext): Ditto.
3000 (*ashlhi3_1): Ditto.
3001 (*ashlhi3_1_lea): Ditto.
3002 (*ashlqi3_1): Ditto.
3003 (*ashlqi3_1_lea): Ditto.
3004 (*<shiftrt_insn><mode>3_1): Ditto.
3005 (*<shiftrt_insn>si3_1_zext): Ditto.
3006 (*<shiftrt_insn>qi3_1_slp): Ditto.
3007 (*<rotate_insn><mode>3_1): Ditto.
3008 (*<rotate_insn>si3_1_zext): Ditto.
3009 (*<rotate_insn>qi3_1_slp): Ditto.
3011 2010-04-13 Richard Guenther <rguenther@suse.de>
3013 * tree-ssa-structalias.c (callused_id): Remove.
3014 (call_stmt_vars): New.
3015 (get_call_vi): Likewise.
3016 (lookup_call_use_vi): Likewise.
3017 (lookup_call_clobber_vi): Likewise.
3018 (get_call_use_vi): Likewise.
3019 (get_call_clobber_vi): Likewise.
3020 (make_transitive_closure_constraints): Likewise.
3021 (handle_const_call): Adjust to do per-call call-used handling.
3022 (handle_pure_call): Likewise.
3023 (find_what_var_points_to): Remove general callused handling.
3024 (init_base_vars): Likewise.
3025 (init_alias_vars): Initialize call_stmt_vars.
3026 (compute_points_to_sets): Process call-used and call-clobbered
3027 vars for call statements.
3028 (delete_points_to_sets): Free call_stmt_vars.
3030 2010-04-13 Richard Guenther <rguenther@suse.de>
3032 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3033 Only add RW dependence for dependence distance zero.
3034 Adjust maximal vectorization factor according to dependences.
3035 Move alignment handling ...
3036 (vect_find_same_alignment_drs): ... here. New function.
3037 (vect_analyze_data_ref_dependences): Adjust.
3038 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3039 (vect_analyze_data_refs): Adjust minimal vectorization factor
3040 according to data references.
3041 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3042 dependences before determining the vectorization factor.
3043 Analyze alignment after determining the vectorization factor.
3044 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3045 dependences before alignment.
3046 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3048 (vect_analyze_data_refs): Likewise.
3049 (MAX_VECTORIZATION_FACTOR): New define.
3051 2010-04-13 Duncan Sands <baldrick@free.fr>
3053 * except.h (lang_eh_type_covers): Remove.
3054 * except.c (lang_eh_type_covers): Likewise.
3056 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3057 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3059 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3060 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3061 UNITS_PER_LONG where it is ABI relevant.
3062 (s390_return_addr_rtx): Likewise.
3063 (s390_back_chain_rtx): Likewise.
3064 (s390_frame_area): Likewise.
3065 (s390_frame_info): Likewise.
3066 (s390_initial_elimination_offset): Likewise.
3067 (save_gprs): Likewise.
3068 (s390_emit_prologue): Likewise.
3069 (s390_emit_epilogue): Likewise.
3070 (s390_function_arg_advance): Likewise.
3071 (s390_function_arg): Likewise.
3072 (s390_va_start): Likewise.
3073 (s390_gimplify_va_arg): Likewise.
3074 (s390_function_profiler): Likewise.
3075 (s390_optimize_prologue): Likewise.
3076 (s390_rtx_costs): Likewise.
3077 (s390_secondary_reload): Likewise.
3078 (s390_promote_function_mode): Likewise.
3079 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3080 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3081 registers available.
3082 (s390_unwind_word_mode): New function.
3083 (s390_function_value): Split 64 bit values into register pair if
3084 used as return value.
3085 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3086 function call parameters. Handle parallels.
3087 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3088 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3089 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3090 (s390_expand_setmem): Remove unused variable src_addr.
3091 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3092 deal with 64 bit registers.
3093 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3094 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3095 (UNITS_PER_LONG): New macro.
3096 * libjava/include/s390-signal.h: Define extended ucontext
3097 structure containing the upper halfs of the 64 bit registers.
3099 2010-04-13 Simon Baldwin <simonb@google.com>
3101 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3103 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3105 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3106 rvalue on the RHS if the LHS is of a non-renamable type.
3107 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3109 2010-04-13 Matthias Klose <doko@ubuntu.com>
3111 * gcc.c (cc1_options): Handle -iplugindir before processing
3112 the cc1 spec. Only add -iplugindir once.
3113 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3115 * common.opt (iplugindir): Remove `Separate' property, initialize.
3116 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3118 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3119 (distclean): Remove plugin dir.
3120 * doc/invoke.texi: Document -iplugindir.
3122 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3124 * doc/plugins.texi (Loading Plugins): Document short
3125 -fplugin=foo option.
3126 (Plugin API): Mention default_plugin_dir_name function.
3128 * gcc.c (find_file_spec_function): Add new declaration.
3129 (static_spec_func): Use it for "find-file".
3130 (find_file_spec_function): Add new function.
3131 (cc1_options): Add -iplugindir option if -fplugin* options found.
3133 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3135 * plugin.c (add_new_plugin): Updated comment, and handle short
3137 (default_plugin_dir_name): Added new function.
3139 * common.opt (iplugindir): New option to set the plugin directory.
3141 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3143 * config/i386/i386.md (any_rotate): New code iterator.
3144 (rotate_insn): New code attribute.
3146 (SWIM124): New mode iterator.
3147 (<rotate_insn>ti3): New expander.
3148 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3149 any_rotate code iterator.
3150 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3151 using any_rotate code iterator and SWIM124 mode iterator.
3152 (ix86_rotlti3): New insn_and_split pattern.
3153 (ix86_rotrti3): Ditto.
3154 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3155 ix86_rotl{di,ti}3 patterns.
3156 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3157 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3158 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3159 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3160 code iterator and SWI mode iterator.
3161 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3162 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3164 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3165 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3166 (bswap rotatert splitter): Add splitter.
3167 (bswap splitter): Macroize splitter using any_rotate code iterator.
3168 Add insn predicate to split only for TARGET_USE_XCHGB or when
3169 optimizing function for size.
3171 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3173 * config/pa/pa.c (emit_move_sequence): Remove use of
3174 deleted variable flag_argument_noalias.
3176 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3178 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3180 Add to unsupported targets list.
3181 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3182 sparc*-sun-solaris2.[567]* from target lists.
3183 * configure: Regenerate.
3184 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3186 Remove Solaris 7 patch references.
3187 (Specific, sparc-sun-solaris2.7): Removed.
3188 (sparc-sun-solaris2*): Update Solaris 7 example.
3189 (sparc64-*-solaris2*): Likewise.
3191 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3193 * config.build (alpha*-dec-osf4*): Remove.
3194 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3195 of obsolete configurations.
3196 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3198 * config/alpha/t-osf4: Renamed to ...
3199 * config/alpha/t-osf5: ... this.
3200 * config/alpha/osf.h: Renamed to ...
3201 * config/alpha/osf5.h: ... this.
3202 Merged old osf5.h contents.
3204 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3205 (EXTRA_SPECS): Removed.
3206 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3207 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3210 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3212 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3214 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3217 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3218 __thiscall convention.
3220 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3222 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3224 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3226 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3228 * function.c (assign_parms_initialize_all): Add unused attribute
3231 2010-04-12 Richard Guenther <rguenther@suse.de>
3233 * gsstruct.def (GSS_CALL): New.
3234 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3235 * gimple.h: Include tree-ssa-alias.h.
3236 (struct gimple_statement_call): New.
3237 (union gimple_statement_struct_d): Add gimple_call member.
3238 (gimple_call_reset_alias_info): Declare.
3239 (gimple_call_use_set): New function.
3240 (gimple_call_clobber_set): Likewise.
3241 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3242 * gimple.c (gimple_call_reset_alias_info): New function.
3243 (gimple_build_call_1): Call it.
3244 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3245 * tree-inline.c (remap_gimple_stmt): Likewise.
3246 (expand_call_inline): Remove callused handling.
3247 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3248 * tree-dfa.c (dump_variable): Likewise.
3249 * tree-parloops.c (parallelize_loops): Likewise.
3250 * tree-ssa.c (init_tree_ssa): Likewise.
3251 (delete_tree_ssa): Likewise.
3252 * tree-flow-inline.h (is_call_used): Remove.
3253 * tree-flow.h (struct gimple_df): Remove callused member.
3254 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3255 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3256 (ref_maybe_used_by_call_p_1): Simplify.
3257 (call_may_clobber_ref_p_1): Likewise.
3258 * tree-ssa-structalias.c (compute_points_to_sets): Set
3259 the call stmt used and clobbered sets.
3260 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3261 (find_tail_calls): Verify the tail call.
3263 2010-04-12 Richard Guenther <rguenther@suse.de>
3265 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3266 single-iteration always-inline inlining.
3267 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3268 (cgraph_decide_inlining): Do not handle always-inline specially.
3269 (try_inline): Remove always-inline cycle detection special case.
3270 Do not recurse on always-inlines.
3271 (cgraph_early_inlining): Do not iterate if not optimizing.
3272 (cgraph_gate_early_inlining): remove.
3273 (pass_early_inline): Run unconditionally.
3274 (gate_cgraph_decide_inlining): New function.
3275 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3276 not inlining or optimizing.
3277 (cgraph_decide_inlining_of_small_functions): Also consider
3278 always-inline functions.
3279 (cgraph_default_inline_p): Return true for nodes which should
3280 disregard inline limits.
3281 (estimate_function_body_sizes): Assume zero size and time for
3282 nodes which are marked as disregarding inline limits.
3283 (cgraph_decide_recursive_inlining): Do not perform recursive
3284 inlining on always-inline nodes.
3286 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3289 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3290 for exprs satisfying handled_component_p.
3292 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3294 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3295 non-constant aggregate elements.
3297 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3298 is a real initialization.
3300 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3303 * c-decl.c (start_function): Move forward check for nested function.
3305 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3307 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3308 * config/sh/sh.c: Include reload.h.
3309 (sh_legitimize_reload_address): New.
3310 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3311 sh_legitimize_reload_address.
3313 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3315 * config/sh/sh.md (*movqi_pop): New insn pattern.
3316 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3318 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.md (any_shiftrt): New code iterator.
3321 (shiftrt_insn): New code attribute.
3323 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3324 using any_shiftrt code iterator.
3325 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3326 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3327 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3328 pattern from corresponding peephole2 patterns.
3329 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3330 using any_shiftrt code iterator.
3331 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3332 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3333 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3334 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3335 *{ashr,lshr}<mode>3_cmp_zext.
3336 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3338 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3342 (*lshr<mode>3_cconly): Ditto.
3344 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3347 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3348 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3349 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3351 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3352 from corresponding peephole2 patterns.
3353 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3354 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3355 and *lshrdi3_1_rex64 using SWI mode iterator.
3356 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3357 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3358 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3359 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3360 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3361 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3362 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3363 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3364 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3367 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3370 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3371 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3372 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3374 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3375 from corresponding peephole2 patterns.
3376 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3377 (ashrsi3_cvt): Rename from ashrsi3_31.
3378 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3379 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3380 and x86_64_shift_adj_3 using SWI48 mode iterator.
3381 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3382 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3383 and *ashrdi3_1_rex64 using SWI mode iterator.
3384 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3385 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3386 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3387 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3388 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3389 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3390 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3391 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3392 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3394 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3395 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3396 x86_shift<mode>_adj_3 expanders.
3398 2010-04-10 Wei Guozhi <carrot@google.com>
3401 * config/arm/arm.c (arm_pic_static_addr): New function.
3402 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3404 (arm_output_addr_const_extra): Output expression for new pattern.
3405 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3407 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3409 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3412 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3413 * web.c: Include "insn-config.h" and "recog.h".
3414 (union_match_dups): New function.
3415 (web_main): Call it.
3416 (union_defs): Don't try to recognize match_dups.
3418 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3419 if doing so would replace the entire pattern.
3421 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3426 and splitter pattern. Change splitter operand 1 predicate to
3429 2010-04-09 Martin Jambor <mjambor@suse.cz>
3431 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3432 lattices are addresses of CONST_DECLs with the same initial value.
3433 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3434 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3436 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3437 Bernd Schmidt <bernds@codesourcery.com>
3439 * loop-invariant.c (replace_uses): New static function.
3440 (move_invariant_reg): Use it to ensure we can replace the uses.
3442 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3444 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3446 (picochip_override_options): Enable section anchors only above -O1.
3447 (picochip_reorg): Fixed a couple of build warnings.
3449 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3451 * configure.ac (plugin -rdynamic test): Log result.
3452 * configure: Regenerate.
3453 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3454 (RDYNAMIC_SPEC): Define.
3455 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3457 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3459 * configure.ac: Determine Sun ld version numbers.
3460 (comdat_group): Restrict GNU ld version checks to gld.
3461 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3462 (enable_comdat): Support --enable-comdat.
3463 * configure: Regenerate.
3464 * doc/install.texi (Configuration): Document --enable-comdat.
3466 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3468 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3469 * config/sol2-gld.h: ... here.
3470 * config.gcc (sparc*-*-solaris2*): Reflect this.
3471 (i[34567]86-*-solaris2*): Use it.
3473 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3475 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3477 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3479 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3482 * diagnostic.c (diagnostic_initialize): Initialize
3483 some_warnings_are_errors.
3484 (diagnostic_finish): New.
3485 (diagnostic_action_after_output): Call it before exiting.
3486 (diagnostic_report_diagnostic): Do not print message here. Set
3487 some_warnings_are_errors.
3488 * diagnostic.h (diagnostic_context): Delete
3489 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3490 (diagnostic_finish): Declare.
3491 * toplev.c (toplev_main): Call it before exit.
3493 2010-04-09 Jason Merrill <jason@redhat.com>
3496 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3497 for incomplete type.
3500 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3501 based on a warning flag.
3503 2010-04-09 Richard Guenther <rguenther@suse.de>
3505 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3507 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3510 * varasm.c (default_assemble_visibility): Wrap vars that are
3511 set, but unused, by targets without GAS.
3512 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3513 Remove set, but unused, vars.
3514 (rs6000_legitimize_tls_address): Likewise.
3515 (altivec_expand_dst_builtin): Likewise.
3516 * config/darwin.c (machopic_classify_symbol): Likewise.
3517 (machopic_indirection_name): Likewise.
3519 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3521 * config/i386/i386.md (DWI): New mode iterator.
3522 (S): New mode attribute.
3523 (shift_operand): Ditto.
3524 (shift_immediate_operand): Ditto.
3525 (ashl_input_operand): Ditto.
3526 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3527 using SDWIM mode iterator.
3528 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3529 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3531 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3532 from corresponding peephole2 patterns.
3533 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3534 and x86_64_shift_adj_1 using SWI48 mode iterator.
3535 (x86_shift<mode>_adj_2): Ditto.
3536 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3537 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3538 using SWI48 mode iterator.
3539 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3540 *ashldi3_cmp_rex64 using SWI mode iterator.
3541 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3542 *ashldi3_cconly_rex64 using SWI mode iterator.
3543 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3544 x86_shift<mode>_adj_{1,2}.
3545 (ix86_split_ashr): Ditto.
3546 (ix86_split_lshr): Ditto.
3548 2010-04-09 Richard Guenther <rguenther@suse.de>
3550 * target.h (builtin_conversion): Pass in input and output types.
3551 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3552 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3553 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3558 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3560 2010-04-09 Richard Guenther <rguenther@suse.de>
3563 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3565 2010-04-09 Richard Guenther <rguenther@suse.de>
3567 * tree-vectorizer.h (struct _stmt_vec_info): Document
3568 that vectype is the type of the LHS.
3569 (supportable_widening_operation, supportable_narrowing_operation):
3570 Get both input and output vector types as arguments.
3571 (vect_is_simple_use_1): Declare.
3572 (get_same_sized_vectype): Likewise.
3573 * tree-vect-loop.c (vect_determine_vectorization_factor):
3574 Set STMT_VINFO_VECTYPE to the vector type of the def.
3575 (vectorizable_reduction): Adjust.
3576 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3577 Adjust. Specify the output vector type.
3578 (vect_pattern_recog_1): Adjust.
3579 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3580 (vectorizable_call): Adjust.
3581 (vectorizable_conversion): Likewise.
3582 (vectorizable_operation): Likewise.
3583 (vectorizable_type_demotion): Likewise.
3584 (vectorizable_type_promotion): Likewise.
3585 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3587 (vect_is_simple_use_1): New function.
3588 (supportable_widening_operation): Get both input and output
3590 (supportable_narrowing_operation): Likewise.
3591 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3593 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3595 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3596 __thiscall and _thiscall as predefined macros.
3597 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3598 thiscall attribute handling.
3599 (ix86_comp_type_attributes): Likewise.
3600 (ix86_function_regparm): Likewise.
3601 (ix86_return_pops_args): Likewise.
3602 (init_cumulative_args): Likewise.
3603 (find_drap_reg): Likewise.
3604 (ix86_static_chain): Likewise.
3605 (x86_this_parameter): Likewise.
3606 (x86_output_mi_thunk): Likewise.
3607 (ix86_attribute_table): Add description for thiscall attribute.
3608 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3609 * doc/extend.texi: Add documentation for thiscall.
3611 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3614 * c.opt (Wint-to-pointer-cast): Available in C++.
3615 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3617 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3619 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3620 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3621 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3622 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3623 function type instead. Reorder and simplify checks.
3625 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3627 2010-04-08 Jing Yu <jingyu@google.com>
3628 Zdenek Dvorak <ook@ucw.cz>
3630 PR tree-optimization/42720
3631 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3632 loop unswitch conditions here from ...
3633 (tree_unswitch_single_loop): ... here.
3635 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3637 * tree-if-conv.c: Fix comments and simplify logic.
3639 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3641 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3642 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3643 (main_tree_if_conversion): Update call to tree_if_conversion.
3645 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3648 * doc/invoke.texi (-b,-V): Delete.
3649 * doc/tm.texi: Do not mention -b.
3650 * gcc.c (display_help): Delete -b and -V.
3651 (process_command): Delete -b and -V.
3652 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3654 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3655 Wolfgang Gellerich <gellerich@de.ibm.com>
3657 Implement target hook for loop unrolling
3658 * target.h (loop_unroll_adjust): Add a new target hook function.
3659 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3660 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3661 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3662 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3663 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3665 (decide_unroll_stupid): Likewise.
3667 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3670 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3672 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3674 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3675 (Specific, *-*-solaris2*): Likewise.
3676 Don't prefer Sun as over GNU as.
3678 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3680 * config/s390/s390.c (override_options): Adjust the z10
3681 defaults for max-unroll-times, max-completely-peeled-insns
3682 and max-completely-peel-times.
3684 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3686 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3687 instructions for z10.
3688 (s390_expand_setmem): Likewise.
3689 (s390_expand_cmpmem): Likewise.
3691 2010-04-08 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/43679
3694 * tree-ssa-pre.c (eliminate): Only propagate copies.
3696 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3699 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3700 set but not used variable warning.
3702 2010-04-08 Wei Guozhi <carrot@google.com>
3705 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3706 (arm_size_rtx_costs): Call the new function when optimized for size.
3708 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3711 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3712 op0 is not a MEM, just return NULL instead of assertion
3714 (discover_nonconstant_array_refs): Don't walk debug stmts.
3716 2010-04-08 Doug Kwan <dougkwan@google.com>
3718 * configure.ac: Recognize gold and do not use its version number
3719 to test ld features.
3720 * configure: Regenerate.
3722 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3725 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3726 (negate_value): Move code to push elements to broken_up_substracts ...
3727 (eliminate_plus_minus_pair): ... here. Push operands that have no
3728 negative pair to plus_negates.
3729 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3731 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3733 * doc/install.texi (Configuration): Move description of
3734 --enable-lto, --with-libelf*, --enable-gold from Java section to
3737 * doc/generic.texi (Working with declarations)
3738 (Function Properties, C and C++ Trees): Fix typos.
3739 * doc/sourcebuild.texi (Top Level): Likewise.
3741 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3744 * tree.h (DECL_READ_P): Define.
3745 (struct tree_decl_common): Add decl_read_flag.
3746 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3747 a set but not used warning.
3748 (merge_decls): Merge DECL_READ_P flag.
3749 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3750 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3751 * c-common.c (handle_used_attribute, handle_unused_attribute):
3753 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3755 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3757 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3758 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3759 c_parser_binary_expression, c_parser_cast_expression,
3760 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3761 Call default_function_array_read_conversion instead of
3762 default_function_array_conversion where needed.
3763 (c_parser_unary_expression, c_parser_conditional_expression,
3764 c_parser_postfix_expression_after_primary, c_parser_initelt):
3765 Likewise. Call mark_exp_read where needed.
3766 (c_parser_statement_after_labels, c_parser_asm_operands,
3767 c_parser_typeof_specifier, c_parser_sizeof_expression,
3768 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3770 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3772 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3773 (warn_unused_but_set_parameter): Default to warn_unused
3775 * doc/invoke.texi: Document -Wunused-but-set-variable and
3776 -Wunused-but-set-parameter.
3778 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3779 used count variable.
3780 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3781 when operandN variables aren't used in the body of the expander
3783 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3784 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3785 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3786 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3787 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3788 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3789 * tree.c (PROCESS_ARG): Likewise.
3791 2010-04-07 Simon Baldwin <simonb@google.com>
3793 * diagnostic.h (diagnostic_override_option_index): New macro to
3794 set a diagnostic's option_index.
3795 * c-tree.h (c_cpp_error): Add warning reason argument.
3796 * opts.c (_warning_as_error_callback): New.
3797 (register_warning_as_error_callback): Store callback for
3798 warnings enabled via enable_warning_as_error.
3799 (enable_warning_as_error): Call callback, minor code tidy.
3800 * opts.h (register_warning_as_error_callback): Declare.
3801 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3802 response to -Werror=.
3803 (c_common_init_options): Register warning_as_error_callback in opts.c.
3804 * common.opt: Add -Wno-cpp option.
3805 * c-common.c (struct reason_option_codes_t): Map cpp warning
3806 reason codes to gcc option indexes.
3807 * (c_option_controlling_cpp_error): New function, lookup the gcc
3808 option index for a cpp warning reason code.
3809 * (c_cpp_error): Add warning reason argument, call
3810 c_option_controlling_cpp_error for diagnostic_override_option_index.
3811 * doc/invoke.texi: Document -Wno-cpp.
3813 2010-04-07 Richard Guenther <rguenther@suse.de>
3815 * ipa-reference.c (mark_load): Use get_base_address.
3816 (mark_store): Likewise.
3818 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3819 inserting GIMPLE_NOPs into the IL.
3820 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3821 Explicitly strip handled components and indirect references.
3823 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3824 folding address expressions.
3825 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3826 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3827 operand_equal_p to compare decls.
3828 (ptr_deref_may_alias_decl_p): Likewise.
3829 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3830 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3831 Handle reversed comparison ops.
3832 * tree-sra.c (asm_visit_addr): Use get_base_address.
3833 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3834 * ipa-reference.c (mark_address): Use get_base_address.
3836 2010-04-07 Richard Guenther <rguenther@suse.de>
3838 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3839 Propagate constants everywhere.
3841 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3844 * tree.c (MAX_INT_CACHED_PREC): Define.
3845 (nonstandard_integer_type_cache): New array.
3846 (build_nonstandard_integer_type): Cache results for precision
3847 <= MAX_INT_CACHED_PREC.
3849 2010-04-07 Richard Guenther <rguenther@suse.de>
3851 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3852 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3853 * common.opt: Likewise.
3854 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3855 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3856 (nonoverlapping_memrefs_p): Likewise.
3857 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3858 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3859 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3860 OPT_fargument_noalias_global for backward compatibility.
3862 2010-04-07 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/43270
3865 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3866 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3867 * tree-ssa-pre.c (phi_translate_1): Adjust.
3868 (fully_constant_expression): Split out vn_reference handling to ...
3869 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3870 Fold reads from constant strings.
3871 (vn_reference_lookup): Handle fully constant references.
3872 (vn_reference_lookup_pieces): Likewise.
3873 * Makefile.in (expmed.o-warn): Add -Wno-error.
3875 2010-04-07 Martin Jambor <mjambor@suse.cz>
3877 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3879 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3882 * gcc.c: Add -static-libstdc++ to list of recognized options.
3884 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3886 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3888 2010-04-07 Richard Guenther <rguenther@suse.de>
3891 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3892 bases build simple mem attributes to retain points-to information.
3894 2010-04-07 Richard Guenther <rguenther@suse.de>
3897 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3898 preserve points-to related information.
3900 2010-04-07 Richard Guenther <rguenther@suse.de>
3903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3904 discard plain indirect references.
3905 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3906 * tree.c (tree_nop_conversion): Likewise.
3908 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3911 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3913 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3915 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3916 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3918 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3920 * tree-if-conv.c: Fix indentation and comments.
3922 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3924 * tree-if-conv.c: Sort static functions in topological order.
3926 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3928 * tree-if-conv.c: Fix indentation and comments.
3930 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3933 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3934 lang_hooks.types.type_for_size instead of
3935 build_nonstandard_integer_type.
3936 When converting an unsigned type to signed, double its precision.
3937 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3938 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3939 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3942 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3945 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3946 POINTER_PLUS_EXPR for pointer types.
3948 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3951 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3952 * graphite-clast-to-gimple.c: Include langhooks.h.
3953 (max_signed_precision_type): New.
3954 (max_precision_type): Takes two types as arguments.
3955 (precision_for_value): New.
3956 (precision_for_interval): New.
3957 (gcc_type_for_interval): New.
3958 (gcc_type_for_value): New.
3959 (gcc_type_for_clast_term): New.
3960 (gcc_type_for_clast_red): New.
3961 (gcc_type_for_clast_bin): New.
3962 (gcc_type_for_clast_expr): Split up into several functions.
3963 (gcc_type_for_clast_eq): Rewritten.
3964 (compute_bounds_for_level): New.
3965 (compute_type_for_level_1): New.
3966 (compute_type_for_level): New.
3967 (gcc_type_for_cloog_iv): Removed.
3968 (gcc_type_for_iv_of_clast_loop): Rewritten.
3969 (graphite_create_new_loop): Compute the lower and upper bound types
3970 with gcc_type_for_clast_expr.
3971 (graphite_create_new_loop_guard): Same.
3972 (find_cloog_iv_in_expr): Removed.
3973 (compute_cloog_iv_types_1): Removed.
3974 (compute_cloog_iv_types): Removed.
3975 (gloog): Do not call compute_cloog_iv_types.
3976 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3978 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3979 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3980 (GBB_CLOOG_IV_TYPES): Removed.
3982 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3984 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3985 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3986 (detect_commutative_reduction): Same.
3988 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3990 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3991 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3993 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3994 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3995 (rewrite_commutative_reductions_out_of_ssa): Same.
3996 * passes.c (execute_function_todo): Call verify_ssa for every pass
3997 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3998 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3999 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4000 with an extra argument.
4001 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4002 verify_ssa only when the extra argument is true.
4003 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4004 with an extra argument.
4005 (tree_transform_and_unroll_loop): Same.
4007 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4009 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4010 for all the passes of the LNO having LOOP_CLOSED_SSA.
4011 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4012 * tree-loop-distribution.c (pass_loop_distribution): Same.
4013 * tree-pass.h (TODO_verify_loops): Removed.
4014 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4016 (pass_tree_unswitch): Same.
4017 (pass_predcom): Same.
4018 (pass_vectorize): Same.
4019 (pass_linear_transform): Same.
4020 (pass_graphite_transforms): Same.
4021 (pass_iv_canon): Same.
4022 (pass_complete_unroll): Same.
4023 (pass_complete_unrolli): Same.
4024 (pass_parallelize_loops): Same.
4025 (pass_loop_prefetch): Same.
4026 (pass_iv_optimize): Same.
4028 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4031 * passes.c (init_optimization_passes): Move pass_lim before
4032 pass_copy_prop and pass_dce_loop.
4034 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4037 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4038 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4039 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4040 MULTI_* defines for 4 argument vpermil2p* builtins.
4042 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4044 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4045 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4046 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4047 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4048 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4049 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4050 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4051 Use x86_maybe_negate_const_int to output insn mnemonic.
4052 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4053 check from instruction predicate. Update comments.
4054 * config/i386/sync.md (sync_add<mode>): Use
4055 x86_maybe_negate_const_int to output insn mnemonic.
4057 2010-04-06 Jan Hubicka <jh@suse.cz>
4059 PR tree-optimization/42906
4060 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4061 IGNORE_SELF argument. Set visited_control_parents for fully
4063 (find_obviously_necessary_stmts): Update call of
4064 mark_control_dependent_edges_necessary.
4065 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4067 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4069 * config/i386/i386.md: Remove comment about 'e' and 'E'
4072 2010-04-06 Richard Guenther <rguenther@suse.de>
4074 PR tree-optimization/43627
4075 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4076 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4079 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4081 * BASE-VER: Change to 4.6.0.
4084 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4087 2010-04-06 Richard Guenther <rguenther@suse.de>
4090 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4092 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4094 * doc/invoke.texi (Optimize Options): Document that LTO
4095 won't remove object access purely due to incompatible
4098 2010-04-04 Matthias Klose <doko@ubuntu.com>
4100 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4101 Initialize variable.
4103 2010-04-03 Richard Guenther <rguenther@suse.de>
4106 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4107 require a non-NULL MEM_OFFSET.
4109 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4111 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4112 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4113 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4114 config/alpha/predicates.md, config/arm/arm.md,
4115 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4116 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4117 config/darwin9.h, config/darwin.c, config/darwin.h,
4118 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4119 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4120 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4121 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4122 config/mips/mips.md, config/mn10300/mn10300.c,
4123 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4124 config/rs6000/aix.h, config/rs6000/dfp.md,
4125 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4126 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4127 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4128 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4129 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4130 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4131 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4132 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4133 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4134 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4135 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4136 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4137 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4138 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4139 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4140 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4141 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4142 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4143 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4144 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4145 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4146 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4147 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4148 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4149 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4150 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4151 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4152 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4153 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4154 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4155 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4156 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4157 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4158 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4159 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4160 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4162 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4165 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4166 * aclocal.m4: Regenerate.
4168 2010-04-02 Richard Guenther <rguenther@suse.de>
4170 PR tree-optimization/43629
4171 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4172 if we have seen a constant value.
4174 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4176 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4178 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4181 * arm.c (legitimize_tls_address): Adjust call to
4182 gen_tls_load_dot_plus_four.
4183 (arm_note_pic_base): New function.
4184 (arm_cannot_copy_insn_p): Use it.
4185 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4188 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4193 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4195 * Makefile.in ($(out_object_file)): Depend on
4196 gt-$(basename $(notdir $(out_file))).h.
4198 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4200 * config.gcc (lm32-*-rtems*): Add t-lm32.
4202 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4204 * config.gcc: Add lm32-*-rtems*.
4205 * config/lm32/rtems.h: New file.
4207 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4210 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4212 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4214 * dwarf2out.c (output_compilation_unit_header): For
4215 -gdwarf-4 use version 4 instead of version 3.
4216 (output_line_info): For version 4 and above emit additional
4217 maximum ops per insn header field.
4218 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4220 * dwarf2out.c (is_c_family, is_java): Remove.
4221 (lower_bound_default): New function.
4222 (add_bound_info, gen_descr_array_type_die): Use it.
4224 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4227 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4228 re-declaration when it happens in a function.
4230 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4232 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4233 (cgraph_remove_function_insertion_hook): Same.
4234 (cgraph_call_function_insertion_hooks): Same.
4236 2010-04-01 Richard Guenther <rguenther@suse.de>
4239 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4240 and TREE_THIS_VOLATILE.
4241 (copy_ref_info): Likewise.
4242 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4243 * tree.c (build6_stat): Ignore side-effects of all but arg5
4244 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4247 2010-04-01 Richard Guenther <rguenther@suse.de>
4249 PR tree-optimization/43607
4250 * ipa-type-escape.c (check_call): Do not access non-existing
4253 2010-04-01 Richard Guenther <rguenther@suse.de>
4257 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4258 Jack Howarth <howarth@bromo.med.uc.edu>
4260 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4263 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4265 * doc/install.texi (Prerequisites): Document libelf usability on
4266 IRIX 5/6 and Solaris 2.
4267 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4268 Update GNU as, GNU ld requirements.
4269 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4270 Document Sun Studio compiler download.
4271 Update and simplify as, ld recommendations.
4272 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4274 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4276 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4277 with_tune_32 to pentium4.
4279 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4281 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4283 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4285 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4286 obsoletion, removal.
4288 Document GNU as requirement.
4289 Update configure requirements.
4290 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4291 Recomment IRIX 6.5.18+.
4292 Document IDF/IDL requirement.
4293 Document GNU as requirement.
4294 Document GNU ld bootstrap failure.
4295 Remove freeware.sgi.com reference.
4297 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4299 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4300 UNIX V4.0, V5.0 obsoletion, removal.
4301 Remove --with-gc=simple reference.
4302 Update VM requirements during bootstrap.
4303 Remove -oldas bootstrap description.
4304 Update binutils reference.
4305 Remove comparison failure note.
4307 2010-03-31 Richard Guenther <rguenther@suse.de>
4308 Zdenek Dvorak <ook@ucw.cz>
4309 Sebastian Pop <sebastian.pop@amd.com>
4312 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4313 with multiple arguments.
4314 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4316 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4318 * graphite-dependences.c (print_pddr): Call print_pdr with an
4320 * graphite-poly.c (debug_pdr): Add an extra argument for the
4323 (print_pbb_domain): Same.
4325 (print_scop_context): Same.
4327 (print_cloog): Same.
4328 (debug_pbb_domain): Same.
4332 (debug_scop_context): Same.
4334 (debug_cloog): Same.
4335 (print_scop_params): Same.
4336 (debug_scop_params): Same.
4337 (print_iteration_domain): Same.
4338 (print_iteration_domains): Same.
4339 (debug_iteration_domain): Same.
4340 (debug_iteration_domains): Same.
4341 (print_scattering_function): Same.
4342 (print_scattering_functions): Same.
4343 (debug_scattering_function): Same.
4344 (debug_scattering_functions): Same.
4345 * graphite-poly.h (debug_pdr): Update declaration.
4347 (print_pbb_domain): Same.
4349 (print_scop_context): Same.
4351 (print_cloog): Same.
4352 (debug_pbb_domain): Same.
4356 (debug_scop_context): Same.
4358 (debug_cloog): Same.
4359 (print_scop_params): Same.
4360 (debug_scop_params): Same.
4361 (print_iteration_domain): Same.
4362 (print_iteration_domains): Same.
4363 (debug_iteration_domain): Same.
4364 (debug_iteration_domains): Same.
4365 (print_scattering_function): Same.
4366 (print_scattering_functions): Same.
4367 (debug_scattering_function): Same.
4368 (debug_scattering_functions): Same.
4370 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4372 * graphite-poly.c (print_scattering_function_1): New.
4373 (print_scattering_function): Call it.
4374 (print_scop_params): Remove spaces at the end of lines.
4377 * graphite-poly.h (print_cloog): Declared.
4378 (debug_cloog): Declared.
4380 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4382 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4384 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4385 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4386 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4387 to switch between adding the IV bump in loop->latch or in loop->header.
4389 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4391 * graphite-poly.c (print_scattering_function): Pretty print following
4394 (print_pbb_domain): Same.
4395 (dump_gbb_cases): Same.
4396 (dump_gbb_conditions): Same.
4399 (print_scop_params): Same.
4400 (print_scop_context): Same.
4402 (print_pbb_body): New.
4403 (lst_indent_to): New.
4404 (print_lst): Start new lines with a #.
4405 * graphite-poly.h (pbb_bb): New.
4406 (pbb_index): Use pbb_bb.
4407 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4409 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4411 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4413 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4414 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4415 and 0 instead of 1 for dw_val_class_flag.
4416 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4417 dw_val_class_range_list, dw_val_class_loc_list,
4418 dw_val_class_lineptr and dw_val_class_macptr, use
4419 DW_FORM_flag_present for dw_val_class_flag and
4420 DW_FORM_exprloc for dw_val_class_loc.
4421 (output_die): For -gdwarf-4 print dw_val_class_loc
4422 size as uleb128 instead of 1 or 2 bytes and don't print
4423 anything for dw_val_class_flag.
4425 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4426 instead of cselib_lookup following by tweaking locs->setting_insn.
4429 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4430 even before returning from label, setjmp call or volatile asm
4433 2010-03-31 Richard Guenther <rguenther@suse.de>
4436 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4437 temporary data on stack.
4439 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4441 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4442 (PUSHSECTION_ASM_OP): Remove.
4443 (POPSECTION_ASM_OP): Remove.
4444 (PUSHSECTION_FORMAT): Remove.
4445 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4446 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4447 * config/sol2.c (solaris_output_init_fini): Use it.
4449 2010-03-31 Jie Zhang <jie@codesourcery.com>
4452 * opt-functions.awk (var_type_struct): Use signed char type
4453 for simple variables.
4455 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4457 * config/sol2.c: Include output.h.
4458 (solaris_assemble_visibility): New function.
4459 * config/t-sol2 (sol2.o): Add output.h dependency.
4460 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4461 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4464 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4467 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4468 V2SImode or XFmode on PRE_DEC.
4471 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4474 2010-03-31 Jie Zhang <jie@codesourcery.com>
4477 * reload.h (caller_save_initialized_p): Declare.
4478 * toplev.c (backend_init_target): Don't call
4479 init_caller_save but set caller_save_initialized_p to false.
4480 * caller-save.c (caller_save_initialized_p): Define.
4481 (init_caller_save): Check caller_save_initialized_p.
4482 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4484 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4487 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4488 and soft-fp/t-softfp to tmake_file.
4489 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4490 (LIBGCC2_TF_CEXT): Define.
4493 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4496 * cselib.c (n_useless_values): Document handling of debug locs.
4497 (n_useless_debug_values, n_debug_values): New variables.
4498 (new_elt_loc_list): Don't add to debug values, keep count.
4499 (promote_debug_loc): New.
4500 (cselib_reset_table): Zero new variables.
4501 (entry_and_rtx_equal_p): Promote debug locs.
4502 (discard_useless_locs): Increment n_useless_debug_values for
4504 (remove_useless_values): Adjust n_useless_values and n_debug_values
4505 with n_useless_debug_values.
4506 (add_mem_for_addr): Promote debug locs.
4507 (cselib_lookup_mem): Likewise.
4508 (cselib_lookup_addr): Renamed to...
4509 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4510 (cselib_log_lookup): ... this. Turn into...
4511 (cselib_lookup_addr): ... new wrapper.
4512 (cselib_lookup_from_insn): New.
4513 (cselib_invalidate_regno): Increment n_useless_debug_values for
4515 (cselib_invalidate_mem): Likewise.
4516 (cselib_process_insn): Take n_deleted and n_debug_values into
4517 account to guard remove_useless_value call.
4518 (cselib_finish): Zero n_useless_debug_values.
4519 * cselib.h (cselib_lookup_from_insn): Declare.
4520 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4521 (sched_analyze_2): Likewise.
4523 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4525 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4527 (adjust_mems): Replace narrowing SUBREG of expression containing
4528 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4529 with operations in the narrower mode.
4532 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4533 regs_invalidated_by_call instead all call_used_reg_set registers.
4535 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4538 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4539 pointer comparisons with types_compatible_p.
4540 * tree-vect-stmts.c (vectorizable_call): Same.
4541 (vectorizable_condition): Same.
4543 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4545 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4546 stack check if the mask would be zero.
4548 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4549 Jack Howarth <howarth@bromo.med.uc.edu>
4551 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4554 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4557 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4559 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4560 Include ___unordxf2 and ___unordtf2.
4561 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4564 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4566 * config/lm32/t-lm32: New file.
4567 * config.gcc: Use the above file when targetting lm32.
4569 2010-03-28 Duncan Sands <baldrick@free.fr>
4571 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4573 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4576 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4577 Improve vectorization cost model diagnostic.
4579 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4582 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4583 compute_data_dependences_for_loop returns false, early exit
4584 and output an extra diagnostic for the failed data reference
4587 2010-03-29 Richard Guenther <rguenther@suse.de>
4589 PR tree-optimization/43560
4590 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4591 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4593 2010-03-29 Jie Zhang <jie@codesourcery.com>
4596 * toplev.c (process_options): Set optimization_default_node
4597 and optimization_current_node.
4598 * opts.c (decode_options): Don't set optimization_default_node
4599 and optimization_current_node.
4601 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4603 * config/rtems.h: Abandon -qrtems_debug.
4605 2010-03-28 Jan Hubicka <jh@suse.cz>
4607 PR tree-optimization/43505
4608 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4609 map should not be copied.
4611 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4614 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4615 cdtors, set DECL_PRESERVE_P.
4616 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4619 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4621 PR tree-optimization/43528
4622 * stor-layout.c (place_field): Check that constant fits into
4623 unsigned HWI when skipping calculation of MS bitfield layout.
4625 2010-03-27 Jan Hubicka <jh@suse.cz>
4628 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4629 notice_global_symbol work.
4631 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4633 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4634 instead of dwarf2out_decl.
4635 (struct var_loc_node): Remove section_label field.
4636 (dwarf2out_function_decl): New function.
4637 (dwarf2out_var_location): Don't set section_label field.
4638 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4640 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4642 PR tree-optimization/43544
4643 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4644 First argument for builtin vectorized function hook is now a
4645 tree to be able to distinguish between machine specific and
4647 * targhooks.c (default_builtin_vectorized_function): Ditto.
4648 * targhooks.h (default_builtin_vectorized_function): Ditto.
4649 * target.h (struct gcc_target): Ditto.
4650 * tree-vect-stmts.c (vectorizable_function): Ditto.
4651 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4652 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4655 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4658 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4659 nested binding iff it is a FUNCTION_DECL.
4660 (store_parm_decls_newstyle): Pass nested=true to bind for
4661 FUNCTION_DECLs amongst parameters.
4663 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4665 * var-tracking.c (vt_expand_loc_callback): Don't run
4666 cselib_expand_value_rtx_cb in dummy mode if
4667 cselib_dummy_expand_value_rtx_cb returned false.
4669 * var-tracking.c (emit_note_insn_var_location): For one part
4670 notes with offset 0, don't add EXPR_LIST around the location.
4671 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4672 add_location_or_const_value_attribute): Adjust for that change.
4675 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4676 into first operand and location into second.
4677 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4678 dw_cfi_oprnd_loc for DW_CFA_expression.
4679 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4680 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4681 assume first argument is regnum and second argument is location.
4683 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4686 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4687 of scratch register to DImode. Split to DImode comparison operator.
4688 Use SImode subreg of scratch register in the multiplication.
4689 (*cmp_sadd_sidi): Ditto.
4690 (*cmp_ssub_si): Ditto.
4691 (*cmp_ssub_sidi): Ditto.
4693 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4696 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4697 Remove invalid assert and wrong comment.
4699 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4702 * flags.h (final_insns_dump_p): New extern.
4703 * final.c (final_insns_dump_p): New variable.
4704 (rest_of_clean_state): Set it before -fdump-final-insns=
4705 dumping, clear afterwards.
4706 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4707 MEM_ALIAS_SET on MEMs.
4709 2010-03-26 David S. Miller <davem@davemloft.net>
4711 * configure.ac: Fix sparc GOTDATA_OP bug check.
4712 * configure: Rebuild.
4714 2010-03-26 Alan Modra <amodra@gmail.com>
4716 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4718 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4720 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4721 TLS_SECTION_ASM_FLAG.
4723 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4726 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4727 Clear first_function_block_is_cold.
4730 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4731 argument if the argument is truth_value_p.
4733 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4735 * config/rs6000/constraints.md: Update copyright year for my changes.
4738 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4739 used in reg+reg addressing, swap registers.
4741 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4744 * target.h (struct gcc_target): Add code_end hook.
4745 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4747 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4748 * toplev.c (compile_file): Call targetm.asm_out.code_end
4749 hook before unwind info/debug info output.
4750 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4751 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4752 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4753 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4754 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4755 * config/i386/i386.c (ix86_file_end): Renamed to...
4756 (ix86_code_end): ... this. Make static. Don't call
4757 file_end_indicate_exec_stack. Emit unwind info using
4758 final_start_function/final_end_function.
4759 (darwin_x86_file_end): Remove.
4760 (TARGET_ASM_CODE_END): Define.
4761 * config/i386/i386.h (TARGET_ASM_FILE_END,
4762 NEED_INDICATE_EXEC_STACK): Don't define.
4763 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4764 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4765 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4766 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4769 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4770 at the beginning and final_end_function at the end.
4771 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4773 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4775 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4776 and Sun as TLS syntax.
4777 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4778 * configure: Regenerate.
4779 * config.in: Regenerate.
4780 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4781 (default_elf_asm_named_section): Use it.
4782 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4783 (i386_output_dwarf_dtprel): Likewise.
4784 (output_addr_const_extra): Likewise.
4785 (output_pic_addr_const): Lowercase @GOTTPOFF.
4786 (output_addr_const_extra): Likewise.
4787 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4788 (output_addr_const_extra): Likewise.
4789 (output_pic_addr_const): Lowercase @INDNTPOFF.
4790 (output_addr_const_extra): Likewise.
4791 (output_pic_addr_const): Lowercase @NTPOFF.
4792 (output_addr_const_extra): Likewise.
4793 (output_pic_addr_const): Lowercase @TPOFF.
4794 (output_addr_const_extra): Likewise.
4795 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4796 (*tls_global_dynamic_64): Likewise.
4797 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4798 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4800 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4801 (ASM_OUTPUT_TLS_COMMON): Use it.
4802 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4805 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4806 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4807 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4808 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4809 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4810 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4812 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4814 * config/i386/i386.c (override_options): Don't accept
4815 -mtls-dialect=sun any longer.
4816 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4817 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4818 (*tls_local_dynamic_base_32_sun): Likewise.
4819 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4821 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4824 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4825 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4828 * ira.c (adjust_cleared_regs): New function.
4829 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4833 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4835 * expr.c (expand_expr_real): Restore previous
4836 curr_insn_source_location and curr_insn_block after
4837 expand_expr_real_1 call.
4838 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4839 instead of expand_expr_real_1.
4841 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4843 PR rtl-optimization/43413
4844 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4847 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4850 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4851 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4853 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4855 * config/i386/i386.c (ix86_target_string): Add -mfma.
4856 Fix a typo in comment.
4858 2010-03-22 Mike Stump <mikestump@comcast.net>
4861 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4862 Don't overly align based upon packed packed fields.
4864 2010-03-22 Jason Merrill <jason@redhat.com>
4866 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4867 Use () rather than [], and move before the element type.
4869 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4871 * doc/configfiles.texi (Configuration Files): Removed
4872 fixinc/Makefile*, intl/Makefile.*.
4873 * doc/makefile.texi: Fixed markup. Abstract from version
4874 control system used.
4875 (Makefile): Removed obsolete gcc/java/parse.y example.
4876 * doc/sourcebuild.texi: Likewise.
4877 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4878 libgomp, libssp. Removed fastjar.
4879 (Miscellaneous Docs): Clarify location.
4880 Added COPYING3, COPYING3.LIB.
4881 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4883 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4886 * config/i386/i386.c (x86_function_profiler)
4887 [!NO_PROFILE_COUNTERS]: Fix typo.
4888 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4891 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4892 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4894 * doc/sourcebuild.texi (Test Directives): Split into six
4895 subsections, with most of the current text in new subsections
4896 Directives, Selectors, and Final Actions.
4897 (Directives): Split list of test directives into multiple
4899 (Selectors): Describe use and syntax of selectors.
4900 (Effective-Target Keywords): Describe all existing keywords.
4901 (Add Options): Describe features for dg-add-options.
4902 (Require Support): Describe variants of dg-require-support.
4903 (Final Actions): Describe commands to use in dg-final.
4905 2010-03-22 Michael Matz <matz@suse.de>
4908 * recog.c (validate_replace_rtx_group): Replace also in
4909 REG_EQUAL and REG_EQUIV notes.
4911 2010-03-22 Richard Guenther <rguenther@suse.de>
4913 PR tree-optimization/43390
4914 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4915 sure vector extracts are type correct.
4917 2010-03-22 Richard Guenther <rguenther@suse.de>
4920 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4921 x * sqrt (x) even when optimizing for size if the target
4922 has native support for sqrt.
4924 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4926 * varasm.c (make_decl_rtl_for_debug): Also clear
4927 flag_mudflap for the duration of make_decl_rtl call.
4930 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4931 locs from preserved VALUEs.
4933 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4936 * pa.md (movmemsi): Set align to one if zero.
4937 (movmemdi): Likewise.
4939 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4942 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4943 with their corresponding prologue pushes.
4945 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4948 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4949 at the begining or end.
4950 (spu_expand_epilogue): Likewise.
4952 2010-03-20 Richard Guenther <rguenther@suse.de>
4954 PR rtl-optimization/43438
4955 * combine.c (make_extraction): Properly zero-/sign-extend an
4956 extraction of the low part of a CONST_INT. Also handle
4959 2010-03-19 Mike Stump <mikestump@comcast.net>
4961 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4962 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4963 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4965 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4968 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4971 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4973 PR rtl-optimization/42258
4974 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4975 use that may match DEF.
4978 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4979 the cost of loading the constant rather than assuming
4981 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4982 outer code is AND, do the same tests as the andsi3 expander and
4983 return COSTS_N_INSNS (1) if and is cheap.
4985 * optabs.c (avoid_expensive_constant): Fix formatting.
4987 2010-03-19 Michael Matz <matz@suse.de>
4990 * attribs.c (decl_attributes): When rebuilding a function pointer
4991 type use the same qualifiers as the original pointer type.
4993 2010-03-19 Martin Jambor <mjambor@suse.cz>
4995 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4996 and is_gimple_ip_invariant_address.
4998 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5001 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5003 * config/arm/arm.c (arm_override_options): Turn off
5004 flag_dwarf2_cfi_asm for AAPCS variants.
5006 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5009 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5010 Use PRE_MODIFY instead of PRE_DEC.
5011 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5012 (vfp_emit_fstmd): Likewise.
5014 2010-03-19 Michael Matz <matz@suse.de>
5017 * builtins.c (expand_builtin_interclass_mathfn,
5018 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5021 2010-03-19 Richard Guenther <rguenther@suse.de>
5023 PR tree-optimization/43415
5024 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5025 (phi_translate_1): ... this.
5026 (phi_translate): Move all caching here. Cache all NARY
5027 and REFERENCE translations.
5029 2010-03-19 David S. Miller <davem@davemloft.net>
5031 With help from Eric Botcazou.
5032 * config/sparc/sparc.c: Include dwarf2out.h.
5033 (emit_pic_helper): Delete.
5034 (pic_helper_symbol_name): Delete.
5035 (pic_helper_emitted_p): Delete.
5036 (pic_helper_needed): New.
5037 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5038 (get_pc_thunk_name): New.
5039 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5040 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5041 Set pic_helper_needed to true. Don't call emit_pic_helper.
5042 (sparc_expand_prologue): Update load_pic_register call.
5043 (sparc_output_mi_thunk): Likewise.
5044 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5045 thunk if possible. Output CFI information as needed.
5047 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5048 Jack Howarth <howarth@bromo.med.uc.edu>
5051 * config/i386/i386.h: Fix ABI on darwin x86-32.
5053 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5055 * tree.h: Declare make_decl_rtl_for_debug.
5056 * varasm.c (make_decl_rtl_for_debug): New.
5057 * dwarf2out.c (rtl_for_decl_location): Call it.
5058 * cfgexpand.c (expand_debug_expr): Call it.
5060 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5063 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5067 * var-tracking.c (vt_init_cfa_base): Do nothing if
5068 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5070 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5073 * var-tracking.c (canonicalize_vars_star): New.
5074 (dataflow_post_merge_adjust): Use it.
5076 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5079 * var-tracking.c (non_suitable_const): New function.
5080 (add_uses): For DEBUG_INSNs with constants, don't record any
5081 value, instead just the constant value itself.
5082 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5083 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5084 (emit_notes_in_bb): Likewise.
5085 (emit_note_insn_var_location): For onepart variables if
5086 cur_loc is a VOIDmode constant, use DECL_MODE.
5088 2010-03-18 Martin Jambor <mjambor@suse.cz>
5091 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5092 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5093 all non-clones. Moved call redirection...
5094 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5095 (cgraph_materialize_all_clones): Dispose of all
5096 combined_args_to_skip bitmaps.
5097 (verify_cgraph_node): Do not check for edges pointing to wrong
5098 nodes in inline clones.
5099 * tree-inline.c (copy_bb): Call
5100 cgraph_redirect_edge_call_stmt_to_callee.
5101 * ipa.c (cgraph_remove_unreachable_nodes): Call
5102 cgraph_node_remove_callees even when there are used clones.
5104 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5106 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5108 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5111 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5114 2010-03-18 Michael Matz <matz@suse.de>
5117 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5118 into sqrt(x) if we need to preserve signed zeros.
5120 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5121 Eric Botcazou <ebotcazou@adacore.com>
5123 PR rtl-optimization/43360
5124 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5125 note if we don't know its invariant status.
5127 2010-03-18 Michael Matz <matz@suse.de>
5129 PR tree-optimization/43402
5130 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5131 PHI chains of ssa names registered for update.
5133 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5136 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5137 non-offsettable and pre_modify update addressing.
5138 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5139 and "2" alternatives "#".
5140 (*movdd_softfloat32): Make all alternatives "#";
5141 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5142 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5143 (*movdf_softfloat32): Make all alternatives "#";
5144 (movdi): Use the new DIFD mode iterator to create a common splitter
5145 for movdi, movdf and movdd patterns.
5147 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5149 * common.opt (dumpdir): Remove redundant tab.
5151 2010-03-17 Martin Jambor <mjambor@suse.cz>
5153 PR tree-optimization/43347
5154 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5155 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5157 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5159 PR rtl-optimization/42216
5160 * regrename.c (create_new_chain): New function, broken out from...
5161 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5162 appending a use to an empty chain.
5163 (build_def_use): Remove previous changes that convert OP_INOUT to
5164 OP_OUT operands; instead detect the case where an OP_INOUT operand
5165 uses a previously untracked register and create an empty chain for it.
5167 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5169 * doc/extend.texi (Function Attributes): Rewrite unfinished
5170 sentence in ms_abi documentation.
5172 2010-03-17 Alan Modra <amodra@gmail.com>
5174 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5175 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5176 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5177 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5179 2010-03-16 Richard Henderson <rth@redhat.com>
5182 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5183 (lower_try_finally): Save and restore eh_seq around the expansion
5186 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5188 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5189 statements before splitting block.
5191 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5193 * doc/sourcebuild.texi (Testsuites): Fix markup.
5194 Use pathnames relative to gcc/testsuite.
5195 (Test Directives): Move description of how timeout is determined.
5196 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5197 (C Tests): Correct gcc.misc-tests directory.
5198 Framework tests now live in gcc.test-framework.
5200 2010-03-16 Richard Guenther <rguenther@suse.de>
5203 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5204 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5206 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5207 Alexandre Oliva <aoliva@redhat.com>
5209 PR tree-optimization/42917
5210 * lambda-code.c (remove_iv): Skip debug statements.
5211 (lambda_loopnest_to_gcc_loopnest): Likewise.
5212 (not_interesting_stmt): Debug statements are not interesting.
5214 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5218 * cselib.c (cselib_preserve_constants,
5219 cfa_base_preserved_val): New static variables.
5220 (preserve_only_constants): New function.
5221 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5222 clear its REG_VALUES. If cselib_preserve_constants, don't
5223 empty the whole hash table, but preserve there VALUEs with constants,
5224 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5225 (cselib_preserve_cfa_base_value): New function.
5226 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5227 (cselib_init): Change argument to int bitfield. Set
5228 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5230 (cselib_finish): Clear cselib_preserve_constants and
5231 cfa_base_preserved_val.
5232 * cselib.h (enum cselib_record_what): New enum.
5233 (cselib_init): Change argument to int.
5234 (cselib_preserve_cfa_base_value): New prototype.
5235 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5236 * dse.c (dse_step1): Likewise.
5237 * cfgcleanup.c (thread_jump): Likewise.
5238 * sched-deps.c (sched_analyze): Likewise.
5239 * gcse.c (local_cprop_pass): Likewise.
5240 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5241 If FN is non-NULL, call the callback always and whenever it returns
5242 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5243 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5244 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5245 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5246 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5247 * var-tracking.c: Include recog.h.
5248 (bb_stack_adjust_offset): Remove.
5249 (vt_stack_adjustments): Don't call it, instead just gather the
5250 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5251 (adjust_stack_reference): Remove.
5252 (compute_cfa_pointer): New function.
5253 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5254 (struct adjust_mem_data): New type.
5255 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5257 (get_address_mode): New function.
5258 (replace_expr_with_values): Use it.
5259 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5260 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5261 (adjust_sets): Remove.
5262 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5263 Use get_address_mode.
5264 (get_adjusted_src): Remove.
5265 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5266 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5267 (add_with_sets): Don't call adjust_sets.
5268 (fp_setter, vt_init_cfa_base): New functions.
5269 (vt_initialize): Change return type to bool. Move most of pool etc.
5270 initialization to the beginning of the function from end. Pass
5271 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5272 If !frame_pointer_needed, call vt_stack_adjustment before mos
5273 vector is filled, call vt_init_cfa_base if argp/framep has been
5274 eliminated to sp. If frame_pointer_needed and argp/framep has
5275 been eliminated to hard frame pointer, set
5276 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5277 encountering fp setter in the prologue. For MO_ADJUST, call
5278 log_op_type before pusing the op into mos vector, not afterwards.
5279 Call adjust_insn before cselib_process_insn/add_with_sets,
5280 call cancel_changes (0) afterwards.
5281 (variable_tracking_main_1): Adjust for vt_initialize calling
5282 vt_stack_adjustments and returning whether it succeeded or not.
5284 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5286 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5289 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5291 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5293 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5294 drap_reg has not been set.
5296 2010-03-15 Michael Matz <matz@suse.de>
5299 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5300 use it to expand block copies.
5301 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5302 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5303 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5305 2010-03-15 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/43367
5308 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5311 2010-03-15 Richard Guenther <rguenther@suse.de>
5313 PR tree-optimization/43317
5314 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5316 2010-03-15 Martin Jambor <mjambor@suse.cz>
5318 PR tree-optimization/43141
5319 * tree-sra.c (create_abstract_origin): New function.
5320 (modify_function): Call create_abstract_origin.
5322 2010-03-15 Chris Demetriou <cgd@google.com>
5324 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5327 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5330 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5331 call insert_out_of_ssa_copy for default definitions.
5333 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5335 * graphite-clast-to-gimple.c (my_long_long): Defined.
5336 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5337 * graphite-sese-to-poly.c (my_long_long): Defined.
5338 (scop_ivs_can_be_represented): Use it.
5340 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5342 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5343 graphite-max-bbs-per-function, and loop-block-tile-size.
5344 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5346 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5348 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5350 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5351 forward declaration.
5352 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5353 (add_upper_bounds_from_estimated_nit): New.
5354 (build_loop_iteration_domains): Use it.
5356 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5358 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5360 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5363 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5364 should be an INTEGER_CST. Also handle CASE_CONVERT.
5366 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5368 * graphite.c (graphite_initialize): To bound the number of bbs per
5369 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5370 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5371 * doc/invoke.texi: Document it.
5373 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5375 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5376 * graphite-sese-to-poly.h (build_poly_scop): Same.
5378 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5380 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5381 the number of parameters in the scop. Use as an upper bound
5382 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5383 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5384 * doc/invoke.texi: Document it.
5386 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5388 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5389 * doc/c-tree.texi: Remove.
5390 * doc/generic.texi: Merge c-tree.texi here.
5391 * doc/gccint.texi (Trees): Remove menu entry.
5392 (c-tree.texi): Remove @include.
5393 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5394 * doc/languages.texi (Reading RTL): Ditto.
5396 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5399 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5401 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5404 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5405 code added to work around reload clobbering CONST insns.
5407 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5409 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5410 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5411 (cselib_preserve_only_values): Remove retain argument, don't
5412 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5413 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5414 * var-tracking.c (micro_operation): Move insn field before union.
5415 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5416 (struct variable_tracking_info_def): Remove n_mos field, change
5417 mos into a vector of micro_operations.
5418 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5419 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5420 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5421 changing into a vector.
5422 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5423 come before all other uops generated by add_stores.
5424 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5426 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5427 a vector. Run just one pass over the bbs instead of separate counting
5428 and computation phase.
5429 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5432 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5433 into *nonlocalized_list vector.
5434 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5435 even if origin is non-NULL.
5436 (gen_variable_die): Likewise.
5437 (process_scope_var): Don't change origin.
5438 (gen_decl_die): Likewise.
5439 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5440 before adding new edges instead of after it, fix moving over
5443 2010-03-11 David S. Miller <davem@davemloft.net>
5445 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5447 * configure: Rebuild.
5449 2010-03-11 Martin Jambor <mjambor@suse.cz>
5451 PR tree-optimization/43257
5452 * tree.c (assign_assembler_name_if_neeeded): New function.
5453 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5455 * tree.h (assign_assembler_name_if_neeeded): Declare.
5456 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5457 the function if needed.
5459 2010-03-11 Chris Demetriou <cgd@google.com>
5461 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5462 include/stdint-gcc.h, and include/stdint.h world-readable.
5464 2010-03-11 Richard Guenther <rguenther@suse.de>
5466 PR tree-optimization/43255
5467 * tree-vrp.c (process_assert_insertions_for): Do not insert
5468 asserts for trivial conditions.
5470 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5472 PR tree-optimization/43280
5473 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5474 generation. Move calculation of size out of the if branch.
5475 (find_bswap): Modify compare number generation.
5477 2010-03-11 Richard Guenther <rguenther@suse.de>
5480 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5481 (input_gimple_stmt): Fixup handled component types during
5482 operand read. Also fix up decls in ADDR_EXPRs.
5484 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5486 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5487 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5489 2010-03-10 Jan Hubicka <jh@suse.cz>
5492 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5493 * varasm.c (get_variable_section): Don't do that here...
5494 (make_decl_rtl): ... and here.
5495 (do_assemble_alias): Produce decl RTL.
5496 (assemble_alias): Likewise.
5498 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5501 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5502 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5504 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5505 (based_loc_descr): Only express drap or vdrap regno based expressions
5506 using DW_OP_fbreg when not optimizing.
5507 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5508 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5509 REG_CFA_SET_VDRAP note.
5511 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5513 PR tree-optimization/43236
5514 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5515 error in calculation of base address in reverse iteration case.
5516 (generate_builtin): Take number of latch executions if the statement
5519 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5522 * tree-eh.c: Include pointer-set.h.
5523 (lower_eh_dispatch): Filter out duplicate case labels and
5524 remove the unneeded edge when the label is unused. Return
5525 true when some edges are removed.
5526 (execute_lower_eh_dispatch): When any lowering resulted in
5527 removing an edge, also delete unreachable blocks.
5529 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5532 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5533 UNSPEC_MACHOPIC_OFFSET.
5535 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5538 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5539 (m68k_delegitimize_address): New function.
5541 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5544 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5547 * var-tracking.c (adjust_sets): New function.
5548 (count_with_sets, add_with_sets): Use it.
5549 (get_adjusted_src): New inline function.
5550 (add_stores): Use it.
5553 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5554 call cselib_dummy_expand_value_rtx_cb instead of
5555 cselib_expand_value_rtx_cb.
5558 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5559 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5560 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5561 and .cfi_endproc around the pic thunks.
5562 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5563 all queued unwind info register saves are saved before the call.
5564 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5565 considered as sp-=4 for unwind info and the pop as sp+=4 which
5566 also clobbers dest, but doesn't actually restore it.
5569 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5570 RTX_FRAME_RELATED_P.
5572 2010-03-09 Jie Zhang <jie@codesourcery.com>
5574 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5575 whitespaces in output template.
5577 2010-03-09 Jie Zhang <jie@codesourcery.com>
5579 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5582 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5584 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5585 builtins.exp in a separate job.
5587 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5589 * graphite-sese-to-poly.c (add_param_constraints): Use
5590 lower_bound_in_type and upper_bound_in_type.
5592 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5594 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5595 instead of unsigned_type_node.
5597 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5598 Reza Yazdani <reza.yazdani@amd.com>
5601 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5602 on pointer type parameters.
5604 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5608 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5609 handle conversions from pointer to integers.
5610 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5611 induction variable, to be able to work with code generated by CLooG.
5612 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5613 (build_poly_scop): Bail out if we cannot codegen a loop.
5615 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5617 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5618 code generation with gloog_error.
5620 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5622 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5623 Call fold_convert on all the returned values.
5624 (expand_scalar_variables_expr): Pass to
5625 expand_scalar_variables_ssa_name the type of the resulting expression.
5627 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5629 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5630 ppl_min_for_le_pointset.
5631 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5632 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5634 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5636 * graphite-dependences.c (map_into_dep_poly): Removed.
5637 (dependence_polyhedron_1): Use combine_context_id_scat.
5639 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5641 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5642 (struct poly_bb): Same.
5643 (combine_context_id_scat): New.
5645 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5648 * sese.c (name_defined_in_loop_p): Return false for default
5651 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5653 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5654 and clean up the logic.
5656 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5658 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5661 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5663 * var-tracking.c (remove_cselib_value_chains): Define only for
5665 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5666 delete_slot_part, emit_notes_for_differences_1): Don't call
5667 remove_cselib_value_chains here.
5668 (set_slot_part, emit_notes_for_differences_2): Don't call
5669 add_cselib_value_chains here.
5670 (preserved_values): New vector.
5671 (preserve_value): New function.
5672 (add_uses, add_stores, vt_add_function_parameters): Use it
5673 instead of cselib_preserve_value.
5674 (changed_values_stack): New vector.
5675 (check_changed_vars_0): New function.
5676 (check_changed_vars_1, check_changed_vars_2): Use it.
5677 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5678 changed_values_stack VALUEs.
5679 (vt_emit_notes): For all preserved_values call
5680 add_cselib_value_chains. If ENABLE_CHECKING call
5681 remove_cselib_value_chains before verifying value_chains is empty.
5682 Initialize and free changed_values_stack.
5683 (vt_initialize): Initialize preserved_values.
5684 (vt_finalize): Free preserved_values.
5686 2010-03-08 Richard Guenther <rguenther@suse.de>
5688 PR tree-optimization/43269
5689 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5692 2010-03-08 Martin Jambor <mjambor@suse.cz>
5694 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5695 (ipa_is_param_called): Removed.
5696 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5697 (ipa_print_node_params): Do not print the called flag.
5698 (ipa_write_node_info): Do not stream the called flag.
5699 (ipa_read_node_info): Likewise.
5701 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5704 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5705 * cselib.c (struct expand_value_data): Add dummy field.
5706 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5708 (cselib_dummy_expand_value_rtx_cb): New function.
5709 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5711 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5712 * var-tracking.c: Include pointer-set.h.
5713 (variable): Change n_var_parts to char from int. Add
5714 cur_loc_changed and in_changed_variables fields.
5715 (variable_canonicalize): Remove.
5716 (shared_var_p): New inline function.
5717 (unshare_variable): Maintain cur_loc_changed and
5718 in_changed_variables fields. If var was in changed_variables,
5719 replace it there with new_var. Just copy cur_loc instead of
5720 resetting it to something else.
5721 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5722 (dataflow_set_union): Don't call variable_canonicalize.
5723 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5724 of their DEBUG_EXPR_TREE_DECLs.
5725 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5726 and in_changed_variables and cur_loc_changed is false.
5727 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5728 and cur_loc_changed. Don't update cur_loc here.
5729 (variable_merge_over_src): Don't call variable_canonicalize.
5730 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5731 removing loc that is equal to cur_loc, clear cur_loc,
5732 set cur_loc_changed and ensure variable_was_changed is called.
5733 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5734 compare pointers in cur_loc check, if it is equal to loc,
5735 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5736 (variable_different_p): Remove compare_current_location argument,
5737 don't compare cur_loc.
5738 (dataflow_set_different_1): Adjust variable_different_p caller.
5739 (variable_was_changed): If dv had some var in changed_variables
5740 already, reset in_changed_variables flag for it and propagate
5741 cur_loc_changed over to the new variable. On empty var
5742 always set cur_loc_changed. Set in_changed_variables on whatever
5743 var is added to changed_variables.
5744 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5745 Use shared_var_p. When removing loc that is equal to cur_loc,
5746 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5747 end, don't set it to something else, just call variable_was_changed.
5748 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5749 loc being removed, clear cur_loc and set cur_loc_changed.
5750 Set cur_loc_changed if all locations have been removed.
5751 (struct expand_loc_callback_data): New type.
5752 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5753 allocated. Always create SUBREGs if simplify_subreg failed.
5754 Prefer to use cur_loc, when that fails and still in
5755 changed_variables (and seen first time) recompute it. Set
5756 cur_loc_changed of variables which had to change cur_loc and
5757 compute elcd->cur_loc_changed if any of the subexpressions used
5758 had to change cur_loc.
5759 (vt_expand_loc): Adjust to pass arguments in
5760 expand_loc_callback_data structure.
5761 (vt_expand_loc_dummy): New function.
5762 (emitted_notes): New variable.
5763 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5764 that weren't used for any other decl in current
5765 emit_notes_for_changes call call vt_expand_loc_dummy to update
5766 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5767 first loc_chain location if NULL before. Always use just
5768 cur_loc instead of first loc_chain location. When cur_loc_changed
5769 is false, when not --enable-checking=rtl just don't emit any note.
5770 When rtl checking, compute the note and assert it is the same
5771 as previous note. Clear cur_loc_changed and in_changed_variables
5772 at the end before removing from changed_variables.
5773 (check_changed_vars_3): New function.
5774 (emit_notes_for_changes): Traverse changed_vars to call
5775 check_changed_vars_3 on each changed var.
5776 (emit_notes_for_differences_1): Clear cur_loc_changed and
5777 in_changed_variables. Recompute cur_loc of new_var.
5778 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5779 (vt_emit_notes): Initialize and destroy emitted_notes.
5781 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5783 PR rtl-optimization/42220
5784 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5785 Use verify_reg_tracked to determine if we should use OP_OUT rather
5787 (build_def_use): If we see an in-out operand for a register that we
5788 know nothing about, treat is an output if possible, fail the block if
5791 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5794 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5797 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5800 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5801 uses of relevant DEFs that are dead outside the loop too.
5803 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5805 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5807 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5809 * var-tracking.c (values_to_unmark): New variable.
5810 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5811 values_to_unmark vector. Moved body to...
5812 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5813 instead queue it into values_to_unmark vector.
5814 (vt_find_locations): Free values_to_unmark vector.
5816 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5818 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5819 (site.exp): Export them when plugins are enabled.
5821 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5824 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5826 (chrec_fold_multiply): Same.
5828 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5831 * c-decl.c (build_compound_literal): Return early if init is
5834 2010-03-04 Martin Jambor <mjambor@suse.cz>
5836 PR tree-optimization/43164
5837 PR tree-optimization/43191
5838 * tree-sra.c (type_consists_of_records_p): Reject records with
5839 zero-size bit-fields at the end.
5841 2010-03-04 Mike Stump <mikestump@comcast.net>
5843 * Makefile.in (TAGS): Remove *.y.
5845 2010-03-04 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/40761
5848 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5850 (my_rev_post_order_compute): New function.
5851 (init_pre): Call it.
5853 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5856 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5857 decrease the cost of an IV candidate when the cost is infinite.
5859 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5861 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5862 Use '3DNow!' for the extension of that name, ensure normal space
5864 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5866 2010-03-03 Jeff Law <law@redhat.com>
5868 * PR middle-end/32693
5869 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5870 than gen_rtx_SUBREG.
5871 (extract_bit_field_1): Likewise.
5873 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5875 * doc/sourcebuild.texi (Test directives): Document that arguments
5876 include-opts and exclude-opts are now optional for dg-skip-if,
5877 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5879 2010-03-03 Jason Merrill <jason@redhat.com>
5882 * cgraph.h (varpool_node): Add extra_name field.
5883 * varpool.c (varpool_extra_name_alias): New.
5884 (varpool_assemble_decl): Emit extra name aliases.
5885 (varpool_mark_needed_node): Look past an extra name alias.
5886 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5887 * lto-streamer-in.c (lto_input_tree): Read it.
5888 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5890 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5892 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5893 (sparc*-*-solaris2*): ...this.
5895 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5898 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5899 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5900 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5901 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5904 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5905 fallthrough to default handling, just with want_address 0 instead of 2.
5906 For single element lists, add_AT_loc directly, otherwise create an
5907 artificial variable DIE and stick location list to it.
5910 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5911 (VAL_EXPR_HAS_REVERSE): Define.
5912 (reverse_op): New function.
5913 (add_stores): For reversible operations add an extra MO_VAL_USE.
5915 2010-03-02 Jason Merrill <jason@redhat.com>
5917 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5919 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5921 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5922 (sparc64-*-linux*): Likewise.
5923 (sparc64-*-solaris2*): Include assembler files before linker ones.
5924 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5925 * config/sparc/gas.h: Delete.
5926 * config/sparc/sol2-64.h: Add copyright notice.
5927 * config/sparc/sol2-gas-bi.h: Likewise.
5928 * config/sparc/sol2-gld.h: Likewise.
5929 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5930 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5931 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5932 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5933 (sparc_elf_asm_named_section): Rename into...
5934 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5936 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5938 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5940 2010-03-02 Jeff Law <law@redhat.com>
5943 * reload1.c (rtx_p, substitute_stack): Declare.
5944 (substitute): Record addresses of changed rtxs.
5945 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5946 Restore the original rtx when complete.
5947 (reload): Free subsitute_stack when complete.
5949 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5951 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5952 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5954 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5955 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5956 Torture Tests): Change from subsection to section.
5958 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5959 Steven Bosscher <steven@gcc.gnu.org>
5961 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5964 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5967 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5968 the assignment from the new induction variable to the assignment
5969 of the value from the original loop PHI function.
5971 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5972 Daniel Jacobowitz <dan@codesourcery.com>
5974 * doc/sourcebuild.texi (Test directives): Clarify options to
5977 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5979 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5980 Disable cfi directives unless GCC and gas agree on using read-only
5981 .eh_frame sections for 64-bit.
5982 * configure: Regenerate.
5984 2010-03-01 Richard Guenther <rguenther@suse.de>
5986 PR tree-optimization/43220
5987 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5988 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5990 2010-03-01 Richard Guenther <rguenther@suse.de>
5991 Martin Jambor <mjambor@suse.cz>
5994 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5995 gimplified parameters.
5997 2010-03-01 Christian Bruel <christian.bruel@st.com>
5999 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6001 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6005 2010-03-01 Richard Guenther <rguenther@suse.de>
6008 * expr.c (expand_assignment): Use the alias-oracle to tell
6009 if the rhs aliases the result decl.
6011 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6014 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6015 to sol_gt_pch_get_address.
6016 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6017 64-bit, SPARC and x86.
6018 (sol_gt_pch_get_address): New function.
6020 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6022 * toplev.h (inform_n, error_n): Declare.
6023 * diagnostic.c (inform_n, error_n): New function.
6025 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6027 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6028 has no rtl yet when processing local_decls, queue it and recheck
6029 if deferred stack allocation hasn't assigned it rtl.
6031 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6033 * config/sh/sh.c (unspec_bbr_uid): New.
6034 (gen_block_redirect): Use it instead of INSN_UID.
6035 (gen_far_branch): Likewise.
6037 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6039 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6040 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6042 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6044 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6045 (Warning Options): -Wno-conversion-null is valid for
6046 Objective-C++ as well.
6047 * doc/tm.texi (Named Address Spaces): Likewise.
6048 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6049 * doc/tree-ssa.texi (Tree SSA): Likewise.
6051 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6054 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6055 by default. Don't set the default arch for
6056 i[34567]86-*-darwin*|x86_64-*-darwin*.
6058 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6061 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6062 default. Set the default 32bit/64bit archs with $with_arch
6063 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6065 2010-02-27 Richard Guenther <rguenther@suse.de>
6067 PR tree-optimization/43186
6068 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6069 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6070 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6071 unroller iterations.
6073 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6075 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6076 required and i[34567]86-*-* targets don't support 64bit ISA.
6078 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6081 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6084 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6086 * config.gcc: Set the default arch at least to Prescott for
6087 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6088 if SSE math is enabled.
6090 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6092 * diagnostic.c (diagnostic_initialize): Update.
6093 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6095 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6096 (diagnostic_inhibit_notes): New.
6097 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6099 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6102 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6103 * doc/standards.texi: Likewise.
6104 * doc/extend.texi: Likewise.
6105 * doc/trouble.texi: Likewise.
6106 * doc/cppopts.texi: Likewise.
6107 * doc/install.texi: Likewise.
6108 * c.opt (std=c90,std=gnu90): New options.
6109 * c-opts.c (c_common_handle_option): Handle them.
6111 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6114 * c-decl.c (undeclared_variable): Use an informative note.
6116 2010-02-26 Richard Guenther <rguenther@suse.de>
6118 PR tree-optimization/43186
6119 * gimple.h (gimple_fold): Remove.
6120 * gimple.c (gimple_fold): Remove. Inline into single user ...
6121 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6122 Try harder for conditions.
6124 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6127 * function.c (used_types_insert): Don't skip through named pointer
6128 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6129 and it is different from the main variant's type.
6131 2010-02-26 Nick Clifton <nickc@redhat.com>
6133 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6135 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6137 * config.gcc: Support --with-fpmath=sse for x86.
6139 * config/i386/ssemath.h: New.
6141 * doc/install.texi (--with-fpmath=sse): Documented.
6143 2010-02-26 Richard Guenther <rguenther@suse.de>
6145 PR tree-optimization/43188
6146 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6147 vector types of over-aligned element type.
6149 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6152 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6153 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6155 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6157 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6159 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6161 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6162 * var-tracking.c: Include diagnostic.h.
6163 (debug_dv): New function.
6164 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6167 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6168 (add_value_chain, add_value_chains, remove_value_chain,
6169 remove_value_chains): Handle DEBUG_EXPRs.
6170 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6173 * regcprop.c (struct queued_debug_insn_change): New type.
6174 (struct value_data_entry): Add debug_insn_changes field.
6175 (struct value_data): Add n_debug_insn_changes field.
6176 (debug_insn_changes_pool): New variable.
6177 (free_debug_insn_changes, apply_debug_insn_changes,
6178 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6179 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6180 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6182 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6184 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6185 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6186 changes, call cprop_find_used_regs via note_stores.
6187 (copyprop_hardreg_forward): When copying vd from predecessor
6188 which has any queued DEBUG_INSN changes, make sure the pointers are
6189 cleared. At the end call df_analyze and then if there are any
6190 DEBUG_INSN changes queued at the end of some basic block for still
6191 live registers, apply them.
6192 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6194 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6196 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6199 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6201 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6202 targets. Set the default with_cpu/with_arch from arch/cpu.
6203 Allow x86-64 and native for with_cpu/with_arch.
6205 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6207 * ebitmap.c: Change calls to verify_popcount with calls to
6208 sbitmap_verify_popcount.
6209 (ebitmap_clear_bit): Fixed map->cacheindex test and
6210 map>cache update when bit clearing results in an empty
6213 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6216 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6217 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6218 and support both V2DF and V2DI modes.
6219 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6220 support both V2DF and V2DI modes.
6221 (general): Delete trailing whitespace from a few patterns.
6223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6224 V2DF/V2DI interleave high/low builtins.
6226 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6229 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6230 interleave high/low functions.
6232 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6234 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6235 #pragma extern_prefix.
6237 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6240 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6241 BLKmode, assert op0 is a MEM and just adjust its mode.
6244 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6245 if bitpos isn't multiple of mode's bitsize.
6247 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6249 * c.opt (-ftemplate-depth=): New.
6250 (-ftemplate-depth-): Deprecate.
6251 * optc-gen.awk: Handle -ftemplate-depth=.
6252 * opth-gen.awk: Likewise.
6253 * c-opts.c (c_common_handle_option): Likewise.
6254 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6256 2010-02-24 Jason Merrill <jason@redhat.com>
6258 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6260 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6262 * cfg.c (alloc_aux_for_block): Remove inline.
6263 (alloc_aux_for_edge): Likewise.
6265 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6267 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6269 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6271 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6272 * config/i386/sol2-gas.h: New file.
6273 * config.gcc (i[34567]86-*-solaris2*): Use it.
6275 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6278 * c-typeck.c (ep_convert_and_check): New.
6279 (build_conditional_expr): Use it.
6280 (build_binary_op): Likewise.
6282 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6284 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6287 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6288 bounds even for -O+.
6289 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6290 expr needs to have DECL_NAME set.
6292 2010-02-24 Nick Clifton <nickc@redhat.com>
6294 * config/mep/mep.c: Include gimple.h.
6295 (mep_function_uses_sp): Delete unused function.
6296 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6297 parameters. Use unsigned integers to count args. Return a
6298 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6300 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6303 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6304 greater or equal to nelt instead of 2 * nelt.
6305 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6308 2010-02-23 Jason Merrill <jason@redhat.com>
6311 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6312 in cfun->local_decls even if they have register types.
6315 * stor-layout.c (place_field): Don't warn about unnecessary
6316 DECL_PACKED if the type is packed.
6318 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6321 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6322 GOTOFF relocs, even when the base reg isn't pic pointer.
6324 2010-02-23 Michael Matz <matz@suse.de>
6327 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6328 (expand_gimple_basic_block): Generate and use debug temps if there
6329 are debug uses left after the last real use of TERed ssa names.
6330 Unlink debug immediate uses when they are expanded.
6332 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6335 * config/i386/i386.c (override_options): Reorganise to provide
6336 better error messages.
6338 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6341 * graphite-scop-detection.c (create_single_exit_edge): Move
6342 the call to find_single_exit_edge to....
6343 (create_sese_edges): ...here. Don't handle multiple edges
6344 exiting the function.
6345 (build_graphite_scops): Don't handle multiple edges
6346 exiting the function.
6348 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6351 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6352 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6354 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6357 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6359 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6362 * c-typeck.c (convert_arguments): Print declaration location.
6363 * c-common.c (validate_nargs): Rename as
6364 builtin_function_validate_nargs.
6365 (check_builtin_function_arguments): Update.
6367 2010-02-22 Richard Guenther <rguenther@suse.de>
6370 * tree-inline.c (declare_return_variable): Use the type of
6371 the call stmt lhs if available.
6373 2010-02-22 Duncan Sands <baldrick@free.fr>
6375 * passes.c (register_pass): Always consider all pass lists when
6376 ref_pass_instance_number is zero.
6378 2010-02-22 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/42749
6381 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6382 parameter. Do arithmetic in the original type.
6383 (update_accumulator_with_ops): Likewise.
6384 (adjust_accumulator_values): Adjust.
6386 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6388 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6389 (QI to BLKmode splitter): New splitter.
6391 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6393 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6394 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6396 2010-02-22 Richard Guenther <rguenther@suse.de>
6398 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6400 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6402 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6403 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6404 ($(T)crti.o, $(T)crtn.o): Remove rules.
6406 2010-02-21 Tobias Burnus <burnus@net-b.de>
6409 * doc/invoke.texi (-fassociative-math): Document that this
6410 option is automatically enabled for Fortran.
6412 2010-02-20 David S. Miller <davem@davemloft.net>
6414 * configure.ac: Test if linker and assembler properly support
6415 GOTDATA_OP relocations.
6416 * configure: Rebuild.
6417 * config.in: Likewise.
6418 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6419 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6420 (movsi_high_pic): Likewise.
6421 (movdi_lo_sum_pic): Likewise.
6422 (movdi_high_pic): Likewise.
6423 (movsi_pic_gotdata_op): New pattern.
6424 (movdi_pic_gotdata_op): Likewise.
6425 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6426 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6428 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6431 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6432 attribute to ssemul.
6433 (xop_mulv2div2di3_high): Ditto.
6435 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6438 * c.opt (Wconversion-null): New option.
6439 * doc/invoke.texi (Wconversion-null): Document.
6441 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6443 * common.opt (Wlarger-than-): Add Undocumented.
6445 2010-02-19 Mike Stump <mikestump@comcast.net>
6447 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6449 2010-02-19 Jason Merrill <jason@redhat.com>
6452 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6453 * configure: Likewise.
6455 2010-02-20 Alan Modra <amodra@gmail.com>
6458 * cgraph.h (cgraph_make_decl_local): Declare.
6459 * cgraph.c (cgraph_make_decl_local): New function.
6460 (cgraph_make_node_local): Use it.
6461 * cgraphunit.c (cgraph_function_versioning): Likewise.
6462 * ipa.c (function_and_variable_visibility): Likewise.
6464 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6467 * except.c (sjlj_emit_function_enter): Don't call
6468 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6470 * rtl.h (add_reg_br_prob_note): Remove prototype.
6472 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6475 * c-common.c (conversion_warning): Remove widening conversions
6476 before checking the conversion of integers to reals.
6478 2010-02-19 Mike Stump <mikestump@comcast.net>
6481 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6484 * cgraphunit.c (process_function_and_variable_attributes): Check
6485 DECL_PRESERVE_P instead of looking up attribute "used".
6486 * ipa-pure-const.c (check_decl): Likewise.
6487 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6488 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6489 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6490 instead of attribute "used".
6491 * config/sol2-c.c (solaris_pragma_init): Likewise.
6492 (solaris_pragma_fini): Likewise.
6494 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6496 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6497 Use XCNEW instead of xcalloc.
6498 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6499 XNEW instead of xmalloc.
6500 (get_fields): Use XNEWVEC instead of xmalloc.
6503 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6504 populate vars array.
6505 (create_new_general_access): For debug stmts just reset value.
6506 (get_stmt_accesses): For accesses within debug stmts just record them
6507 using add_access_to_acc_sites instead of preventing the peeling or
6508 counting them as accesses.
6511 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6513 2010-02-19 Richard Guenther <rguenther@suse.de>
6515 PR tree-optimization/42916
6516 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6519 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6521 * configure.ac: Replace all uses of changequote in macro arguments
6522 with proper quoting.
6524 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6527 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6529 2010-02-19 Richard Guenther <rguenther@suse.de>
6531 PR tree-optimization/42944
6532 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6533 test for aliasing with errno.
6535 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6538 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6539 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6540 * dojump.c: Include output.h.
6541 (inv): New inline function.
6542 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6543 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6544 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6545 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6546 argument, pass it down to other calls.
6547 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6548 add REG_BR_PROB note to the conditional jump.
6549 * cfgexpand.c (add_reg_br_prob_note): Removed.
6550 (expand_gimple_cond): Don't call it, add the probability
6551 as last argument to jumpif_1/jumpifnot_1.
6552 * Makefile.in (dojump.o): Depend on output.h.
6553 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6555 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6556 * stmt.c (do_jump_if_equal): Likewise.
6557 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6558 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6559 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6561 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6562 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6563 jumpifnot_1 callers.
6564 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6566 (store_expr): Adjust jumpifnot caller.
6567 (store_constructor): Adjust jumpif caller.
6570 * gimplify.c (gimple_boolify): For __builtin_expect call
6571 gimple_boolify also on its first argument.
6573 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6575 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6577 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6578 * configure: Regenerated.
6580 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6582 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6583 lang_hooks.types_compatible_p instead of comptypes.
6585 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6587 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6588 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6589 if __prefer_thumb__ is defined.
6591 2010-02-18 Martin Jambor <mjambor@suse.cz>
6593 PR tree-optimization/43066
6594 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6595 array with zero-sized element type.
6597 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6599 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6600 rtx, allocate struct var_loc_node here and return it to the
6601 caller, and only if it is actually needed.
6602 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6603 move it earlier and return immediately if it returns NULL.
6605 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6607 * config/sparc/gas.h: New file. Restore
6608 TARGET_ASM_NAMED_SECTION to its ELF default.
6609 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6611 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6612 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6613 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6614 after sparc/sysv4.h.
6616 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6618 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6620 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6622 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6623 patterns from predicated pattern.
6625 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6628 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6629 for insn mnemonic suffix.
6631 2010-02-17 Richard Guenther <rguenther@suse.de>
6633 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6636 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6639 * caller-save.c (save_call_clobbered_regs): If BB ends with
6640 a DEBUG_INSN, move any notes in between last real insn and the last
6641 DEBUG_INSN after the last DEBUG_INSN.
6643 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6645 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6646 Fix return type. Fix argument type. Explain meaning of return value.
6648 2010-02-16 Richard Guenther <rguenther@suse.de>
6650 PR tree-optimization/41043
6651 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6652 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6654 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6656 2010-02-16 Ira Rosen <irar@il.ibm.com>
6658 PR tree-optimization/43074
6659 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6660 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6661 vectorizable cycles in hybrid SLP check.
6662 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6664 2010-02-16 Richard Guenther <rguenther@suse.de>
6666 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6667 (true_dependence): If memrefs_conflict_p computes must-alias
6668 trust it. Move TBAA check after offset-based disambiguation.
6669 (canon_true_dependence): Likewise.
6671 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6673 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6674 * doc/invoke.texi: Document it.
6675 * var-tracking.c: Include toplev.h and params.h.
6676 (vt_find_locations): Return bool indicating success. Compute
6677 hash sizes unconditionally. Check new parameter, report.
6678 (variable_tracking_main_1): Check vt_find_locations results and
6679 retry. Renamed from...
6680 (variable_tracking_main): ... this. New wrapper to preserve
6681 flag_var_tracking_assignments.
6682 * Makefile.in (var-tracking.o): Adjust dependencies.
6684 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6685 Jakub Jelinek <jakub@redhat.com>
6688 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6689 if weak_import attribute is present.
6690 * config/darwin.c (machopic_select_section): Likewise.
6692 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6694 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6695 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6696 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6697 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6699 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6702 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6705 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6706 Rewrite text to refer to the names.
6708 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6710 * config/i386/i386-builtin-types.def
6711 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6712 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6713 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6714 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6715 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6716 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6717 IX86_BUILTIN_VPERMIL2PS256.
6718 (MULTI_ARG_4_DF2_DI_I): Defined.
6719 (MULTI_ARG_4_DF2_DI_I1): Defined.
6720 (MULTI_ARG_4_SF2_SI_I): Defined.
6721 (MULTI_ARG_4_SF2_SI_I1): Defined.
6722 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6723 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6724 __builtin_ia32_vpermil2ps256.
6725 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6726 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6727 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6728 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6729 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6730 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6731 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6732 CODE_FOR_xop_vpermil2v8sf3.
6733 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6734 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6735 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6736 (_mm256_permute2_pd): New.
6737 (_mm_permute2_ps): New.
6738 (_mm256_permute2_ps): New.
6740 2010-02-15 Nick Clifton <nickc@redhat.com>
6742 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6743 boolean parameters. Use emit_jump_insn when emitting a pop
6744 instruction containing a return insn.
6745 (push): Use 'true' rather than '1' as second parameter to F.
6746 (h8300_expand_prologue): Likewise.
6747 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6748 (h8300_expand_epilogue): Likewise.
6750 2010-02-15 Richard Guenther <rguenther@suse.de>
6753 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6756 2010-02-15 Nick Clifton <nickc@redhat.com>
6758 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6761 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6763 * intl.c (fake_ngettext): New function.
6764 * intl.h (fake_ngettext): Declare.
6765 (ngettext): Define macro.
6766 * collect2.c (notice_translated): New function.
6767 (main): Use notice_translated and ngettext.
6768 * collect2.h (notice_translated): Declare.
6770 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6772 * reorg.c (delete_computation): Comment fixes.
6773 * caller-save.c (setup_save_areas): Idem.
6774 * sel-sched-dump.c (dump_lv_set): Idem.
6777 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6779 * config/s390/s390.c (s390_sched_init): New function.
6780 (TARGET_SCHED_INIT): Target hook defined.
6782 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6783 Jack Howarth <howarth@bromo.med.uc.edu>
6784 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6787 Partial revert of unintended change in fix for PR41605.
6788 * config/darwin.h: Fix typo.
6789 * config/darwin9.h: Same.
6791 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6793 * c-pch.c (pch_init): Clear v.
6795 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6798 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6799 graphite_can_represent_init for MULT_EXPR.
6801 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6805 * graphite-sese-to-poly.c (remove_phi): New.
6806 (translate_scalar_reduction_to_array): Call remove_phi.
6808 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6811 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6812 * graphite-clast-to-gimple.h (gloog): Update declaration.
6813 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6814 * graphite-poly.h (struct poly_bb): Add missing comments.
6815 (struct scop): Add poly_scop_p field.
6817 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6818 * graphite.c (graphite_transform_loops): Build the polyhedral
6819 representation for each scop before code generation.
6820 * sese.c (rename_variables_in_operand): Removed.
6821 (rename_variables_in_expr): Return the renamed expression.
6822 (rename_sese_parameters): New.
6823 * sese.h (rename_sese_parameters): Declared.
6825 2010-02-11 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/42998
6828 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6829 POINTER_PLUS_EXPR properly.
6831 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6832 Changpeng Fang <changpeng.fang@amd.com>
6835 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6836 the cost of an IV candidate when the IV is used in a test against zero.
6838 * gcc.dg/tree-ssa/ivopts-3.c: New.
6840 2010-02-11 Richard Guenther <rguenther@suse.de>
6843 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6844 pointer-vs-decl case by swapping refs. Handle some cases
6845 of pointer-vs-decl disambiguations more conservatively.
6846 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6847 to false after expanding.
6849 2010-02-11 Richard Guenther <rguenther@suse.de>
6852 * gcc.c (process_command): Handle LTO file@offset case more
6855 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6857 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6858 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6860 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6862 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6863 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6864 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6865 Optimize eq/ne comparisons when both arguments are known to be
6867 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6868 Don't mask operands unnecessarily if they are known to be already
6871 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6873 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6876 2010-02-10 Richard Guenther <rguenther@suse.de>
6878 PR tree-optimization/43017
6879 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6880 for wrapping signed arithmetic.
6882 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6885 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6886 if no debug info should be emitted for it.
6888 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6890 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6891 note when flag_exceptions is set.
6893 2010-02-10 Duncan Sands <baldrick@free.fr>
6895 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6897 2010-02-10 Richard Guenther <rguenther@suse.de>
6900 * tree.c (get_unwidened): Handle constants.
6901 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6903 2010-02-10 Martin Jambor <mjambor@suse.cz>
6906 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6907 check for variable argument counts independently.
6909 2010-02-10 Christian Bruel <christian.bruel@st.com>
6912 * config/sh/sh.c (find_barrier): Increase length for non delayed
6913 conditional branches.
6915 2010-02-10 Christian Bruel <christian.bruel@st.com>
6917 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6919 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6921 * builtins.c (set_builtin_user_assembler_name): Also handle
6922 ffs if int is smaller than word.
6924 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6927 * ira-conflicts.c (get_dup): Remove.
6928 (process_reg_shuffles): Add new parameter. Use it as an
6929 additional guard for copy generation.
6930 (add_insn_allocno_copies): Rewrite.
6932 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6934 * common.opt (fsched2-use-traces): Preserved for backward
6936 * doc/invoke.texi: Remove the documentation about option
6937 -fsched2-use-traces.
6938 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6939 flag_sched2_use_traces.
6940 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6941 the backward compatibility flag section.
6943 2010-02-09 Richard Guenther <rguenther@suse.de>
6945 PR tree-optimization/43008
6946 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6947 make HEAP variables initialized from global memory if they
6948 are not known builtin functions.
6949 (find_func_aliases): Adjust.
6951 2010-02-09 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/43000
6954 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6955 arithmetic manually.
6957 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6959 PR tree-optimization/42931
6960 * tree-loop-linear.c (try_interchange_loops): Don't call
6961 double_int_mul if estimated_loop_iterations failed.
6963 2010-02-08 Martin Jambor <mjambor@suse.cz>
6966 * tree-sra.c (build_accesses_from_assign): Do not mark in
6967 should_scalarize_away_bitmap if stmt has volatile ops.
6968 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6971 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6973 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6975 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6977 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6980 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6983 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6985 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6988 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6989 to unknown_dependence.
6990 (graphite_legal_transform_dr): Handle the unknown_dependence.
6991 (graphite_carried_dependence_level_k): Same.
6993 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6995 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6997 2010-02-07 Richard Guenther <rguenther@suse.de>
7000 * expr.c (get_inner_reference): Always initialize *pbitsize.
7002 2010-02-07 Richard Guenther <rguenther@suse.de>
7005 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7006 new ARRAY_REFs on variable size element or minimal index arrays.
7008 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7009 gimple_fold_indirect_ref.
7011 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7014 * arm.c (arm_override_options): Just return if the user has specified
7015 an invalid fpu name.
7017 2010-02-03 Jason Merrill <jason@redhat.com>
7020 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7021 i386_pe_maybe_record_exported_symbol.
7023 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7026 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7027 (pa_delegitimize_address): New function.
7029 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7031 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7032 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7034 2010-02-05 Richard Guenther <rguenther@suse.de>
7037 * lto-streamer-in.c (get_resolution): Deal with references
7038 to undefined functions.
7040 2010-02-05 Richard Guenther <rguenther@suse.de>
7042 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7043 (fold_const_aggregate_ref): Likewise.
7044 (ccp_fold_stmt): Substitute loads.
7045 (maybe_fold_reference): Verify types before substituting.
7047 (fold_gimple_assign): Unshare properly.
7048 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7050 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7052 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7053 for rs6000_gen_cell_microcode.
7055 2010-02-04 Richard Guenther <rguenther@suse.de>
7057 PR rtl-optimization/42952
7058 * dse.c (const_or_frame_p): Remove MEM handling.
7060 2010-02-04 Nick Clifton <nickc@redhat.com>
7062 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7063 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7064 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7065 (mn10300_asm_output_mi_thunk): New function.
7066 (mn10300_can_output_mu_thunk): New function.
7067 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7068 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7069 (FUNCTION_ARG): Delete incorrect comment.
7071 2010-02-03 Jason Merrill <jason@redhat.com>
7074 * fold-const.c (operand_equal_p): Handle erroneous types.
7076 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7078 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7080 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7082 PR rtl-optimization/42941
7083 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7086 2010-02-03 Jason Merrill <jason@redhat.com>
7089 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7091 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7094 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7095 (cselib_reset_table): Renamed from...
7096 (cselib_reset_table_with_next_value): ... this.
7097 (cselib_get_next_uid): Renamed from...
7098 (cselib_get_next_unknown_value): ... this.
7099 * cselib.c (next_uid): Renamed from...
7100 (next_unknown_value): ... this.
7101 (cselib_clear_table): Adjust.
7102 (cselib_reset_table): Adjust. Renamed from...
7103 (cselib_reset_table_with_next_value): ... this.
7104 (cselib_get_next_uid): Adjust. Renamed from...
7105 (cselib_get_next_unknown_value): ... this.
7106 (get_value_hash): Use hash.
7107 (cselib_hash_rtx): Likewise.
7108 (new_cselib_val): Adjust. Set and dump uid.
7109 (cselib_lookup_mem): Pass next_uid as hash.
7110 (cselib_subst_to_values): Likewise.
7111 (cselib_log_lookup): Dump uid.
7112 (cselib_lookup): Pass next_uid as hash. Adjust.
7113 (cselib_process_insn): Adjust.
7114 (cselib_init): Initialize next_uid.
7115 (cselib_finish): Adjust.
7116 (dump_cselib_table): Likewise.
7117 * dse.c (canon_address): Dump value uid.
7118 * print-rtl.c (print_rtx): Print value uid.
7119 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7121 (dv_uid): New function, sort of renamed from...
7122 (dv_htab_hash): ... this, reimplemented in terms of it and...
7123 (dv_uid2hash): ... this. New.
7124 (variable_htab_eq): Drop excess assertions.
7125 (tie_break_pointers): Removed.
7126 (canon_value_cmp): Compare uids.
7127 (variable_post_merge_New_vals): Print uids.
7128 (vt_add_function_parameters): Adjust.
7129 (vt_initialize): Reset table. Adjust.
7131 2010-02-03 Richard Guenther <rguenther@suse.de>
7133 PR tree-optimization/42944
7134 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7135 (call_may_clobber_ref_p_1): Likewise. Properly handle
7136 malloc and calloc clobbering errno.
7138 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7140 * doc/invoke.texi: Fix name of sched1 dump.
7142 * opts.c (decode_options): Set flag_tree_switch_conversion
7143 only conditionally on optimize >= 2.
7145 * gcse.c: Assorted comment fixes in pass description.
7147 2010-02-03 Anthony Green <green@moxielogic.com>
7149 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7150 nop padding in order to maintain alignment of storage location of
7151 target function address.
7152 (moxie_trampoline_init): Store target function address at newly
7154 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7156 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7158 2010-02-03 Richard Guenther <rguenther@suse.de>
7161 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7163 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7165 * config.gcc: Reenable check for obsolete targets.
7166 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7167 mips-sgi-irix6.[0-4]*.
7169 2010-02-02 Nick Clifton <nickc@redhat.com>
7171 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7172 constant size of 4 as being the same as 0.
7173 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7174 can take values in the range 0..4.
7176 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7179 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7180 as _darwin10_Unwind_FindEnclosingFunction().
7181 * libgcc-libsystem.ver: New.
7183 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7186 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7187 implicitly set registers.
7189 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7191 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7192 (arm_override_options): Allow automatic selection of the thread
7193 pointer register if thumb2.
7194 (legitimize_pic_address): Improve code sequences for Thumb2.
7195 (arm_call_tls_get_addr): Likewise.
7196 (legitimize_tls_address): Likewise.
7197 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7198 (pic_load_addr_32bit): ... this. New named pattern.
7199 * thumb2.md (pic_load_addr_thumb2): Delete.
7200 (pic_load_dot_plus_four): Delete.
7201 (tls_load_dot_plus_four): New named pattern.
7203 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7206 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7207 Document fix for TLS bug.
7209 2010-01-31 Richard Guenther <rguenther@suse.de>
7211 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7212 conservatively correct.
7214 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7218 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7220 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7222 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7224 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7226 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7228 * config.gcc: Adjust order of makefile fragments for mingw targets.
7230 2010-01-31 Richard Guenther <rguenther@suse.de>
7233 * gimplify.c (gimplify_init_constructor): For volatile LHS
7234 initialize a temporary.
7236 2010-01-31 Matthias Klose <doko@ubuntu.com>
7238 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7240 * configure: Regenerate.
7242 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7244 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7245 the same alias set and their sizes different constantness.
7246 (aliasing_component_refs_p): Revert 2009-10-24 change.
7248 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7250 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7253 2010-01-29 Richard Guenther <rguenther@suse.de>
7255 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7256 Assert we successfully updated the call.
7258 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7260 PR rtl-optimization/42889
7261 * df.h (df_set_bb_dirty_nonlr): New prototype.
7262 * df-core.c (df_set_bb_dirty_nonlr): New function.
7263 * df-scan.c (df_insn_rescan): Call it instead of
7264 df_set_bb_dirty for DEBUG_INSNs.
7266 2010-01-29 Richard Guenther <rguenther@suse.de>
7269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7270 quadratic behavior in most cases.
7272 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7275 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7276 in the call to gen_x86_movsicc_0_m1.
7278 2010-01-28 Richard Guenther <rguenther@suse.de>
7280 PR tree-optimization/42871
7281 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7283 2010-01-28 Richard Guenther <rguenther@suse.de>
7285 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7286 into call arguments.
7288 2010-01-28 Richard Guenther <rguenther@suse.de>
7291 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7292 the forwarder if the destination is an EH landing pad.
7294 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7296 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7297 block list passed to gimple_duplicate_sese_tail.
7298 (parallelize_loops): Avoid parallelization when the function
7300 Avoid parallelization when the preheader is IRREDUCIBLE.
7301 Try to optimize when estimated_loop_iterations_int is unresolved.
7302 Add the loop's location to the dump file.
7303 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7304 (gimple_duplicate_sese_tail): Remove the check for the latch.
7305 Redirect nexits to the exit block.
7306 Remove handling of the incoming edges to the latch.
7307 Redirect the backedge from the copied latch to the exit bb.
7309 2010-01-28 Michael Matz <matz@suse.de>
7312 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7313 Wrap force_reg into a sequence, emit it before user.
7315 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7317 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7319 (arm_legacy_rev): Likewise.
7320 (thumb_legacy_rev): Likewise.
7322 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7324 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7325 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7326 on MEM's address failed, try avoid_constant_pool_reference and
7327 recurse if it returned something different.
7328 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7329 address, try avoid_constant_pool_reference and recurse if it
7330 returned something different.
7331 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7332 address and avoid_constant_pool_reference returned something
7333 different, don't set have_address.
7335 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7338 * var-tracking.c (val_store): Add modified argument, obey it.
7340 (count_uses): Move down logging of main.
7341 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7342 don't need resolution.
7343 (emit_notes_in_bb): Likewise.
7345 2010-01-27 Richard Guenther <rguenther@suse.de>
7348 * tree-inline.c (remap_decl): Delay remapping of SSA name
7349 default definitions until we need them.
7351 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7353 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7354 (rs6000_delegitimize_address): New function.
7356 * config/s390/s390.c (s390_delegitimize_address): Call
7357 delegitimize_mem_from_attrs.
7360 * tree-inline.c (cannot_copy_type_1): Removed.
7361 (copy_forbidden): Don't forbid copying of functions containing
7362 records/unions with variable length fields.
7364 2010-01-27 Christian Bruel <christian.bruel@st.com>
7368 * config/sh/sh.c (find_barrier): Increase length for non delayed
7369 conditional branches.
7371 2010-01-27 Matthias Klose <doko@ubuntu.com>
7373 * configure.ac (gnu-unique-object): Fix ldd version check.
7374 * configure: Regenerate.
7376 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7378 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7380 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7381 Test for HAVE_GNU_AS value.
7383 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7385 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7386 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7387 INT64_TYPE): Define.
7388 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7389 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7390 INT_LEAST64_TYPE): Define.
7391 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7392 UINT_LEAST64_TYPE): Define.
7393 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7394 INT_FAST64_TYPE): Define.
7395 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7396 UINT_FAST64_TYPE): Define.
7397 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7398 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7399 (SIG_ATOMIC_TYPE): Define.
7401 2010-01-26 Richard Guenther <rguenther@suse.de>
7403 * df-scan.c (df_scan_set_bb_info): Remove assert.
7404 (df_insn_rescan_debug_internal): Merge asserts.
7405 (df_install_ref): Likewise.
7406 (df_mark_reg): Use bitmap_set_range.
7407 (df_hard_reg_used_p): Remove assert.
7408 (df_hard_reg_used_count): Likewise.
7410 2010-01-26 Richard Guenther <rguenther@suse.de>
7412 PR rtl-optimization/42685
7413 * web.c (web_main): Ignore DEBUG_INSNs.
7415 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7417 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7419 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7420 Fix types of fndecl and arglist parameters.
7422 2010-01-26 Richard Guenther <rguenther@suse.de>
7425 * tree-eh.c (unsplit_eh): Skip debug insns.
7427 2010-01-26 Richard Guenther <rguenther@suse.de>
7429 PR tree-optimization/42250
7430 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7432 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7435 * omp-low.c (expand_omp_sections): Only use single_pred if
7436 l2_bb is single_pred_p.
7438 2010-01-25 Christian Bruel <christian.bruel@st.com>
7441 * config/sh/sh.c (find_barrier): Increase length for non delayed
7442 conditional branches.
7443 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7445 2010-01-24 David S. Miller <davem@davemloft.net>
7447 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7448 define if not using GAS.
7449 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7450 Likewise. Delete SECTION_MERGE code, which is only applicable
7453 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7456 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7457 mangling of va_list in system headers.
7459 2010-01-23 Toon Moene <toon@moene.org>
7461 * tree-predcom.c (combine_chains): Return NULL, not false.
7463 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7465 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7466 initialization of variable res to agree with return type.
7468 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7470 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7471 * tree-sra.c: Add include of expr.h.
7473 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7475 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7476 insert the debug stmt on the single non-EH edge from the stmt.
7478 2010-01-22 Richard Henderson <rth@redhat.com>
7481 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7482 the RHS until after generate_subtree_copies has insertted its
7483 code before the current statement.
7485 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7487 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7489 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7491 2010-01-21 Martin Jambor <mjambor@suse.cz>
7493 PR tree-optimization/42585
7494 * tree-sra.c (struct access): New field grp_total_scalarization.
7495 (dump_access): Dump the new field.
7496 (should_scalarize_away_bitmap): New variable.
7497 (cannot_scalarize_away_bitmap): Likewise.
7498 (sra_initialize): Allocate new bitmaps.
7499 (sra_deinitialize): Free new bitmaps.
7500 (create_access_1): New function.
7501 (create_access): Parts moved to create_access_1.
7502 (type_consists_of_records_p): New function.
7503 (completely_scalarize_record): Likewise.
7504 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7505 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7506 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7508 (analyze_all_variable_accesses): Completely scalarize small eligible
7511 2010-01-21 Martin Jambor <mjambor@suse.cz>
7513 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7515 2010-01-21 Andrew Haley <aph@redhat.com>
7517 * gcc.c (process_command): Move lang_specific_driver before
7518 setting cc_libexec_prefix.
7520 2010-01-21 Richard Guenther <rguenther@suse.de>
7523 * fold-const.c (negate_expr_p): Pretend only negative
7524 real constants are easily negatable.
7526 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7527 Jason Merrill <jason@redhat.com>
7529 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7530 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7531 * calls.c (initialize argument_information): Handle it.
7532 * c-common.c (handle_transparent_union_attribute): Use new name.
7533 * c-decl.c (finish_struct): Ditto.
7534 * c-typeck.c (type_lists_compatible_p): Ditto.
7535 (convert_for_assignment): Use new name and also handle record.
7536 * function.c (aggregate_value_p): Handle it.
7537 (pass_by_reference): Ditto.
7538 (assign_parm_data_types): Ditto.
7539 * print-tree.c (print_node): Ditto.
7540 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7541 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7542 * tree.c (first_field): New fn.
7544 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7547 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7548 even when linking statically, for now.
7550 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7553 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7554 without a cselib val.
7555 (count_uses): Accept MO_VAL_SET with no val on stores.
7556 (add_stores): Likewise.
7558 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7560 * var-tracking.c (check_value_val): Add a compile time assertion.
7561 (dv_is_decl_p): Simplify.
7562 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7563 gcc_assert if ENABLE_CHECKING.
7565 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7568 * var-tracking.c: Include tree-flow.h.
7569 (mem_dies_at_call): New.
7570 (dataflow_set_preserve_mem_locs): Use it.
7571 (dataflow_set_remove_mem_locs): Likewise.
7572 (dump_var): Renamed from dump_variable. Adjust all callers.
7573 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7574 * Makefile.in (var-tracking.o): Adjust deps.
7576 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7578 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7580 2010-01-20 Richard Guenther <rguenther@suse.de>
7582 PR tree-optimization/42717
7583 * tree-ssa-dce.c (get_live_post_dom): Remove.
7584 (forward_edge_to_pdom): Take an arbitrary edge to copy
7585 degenerate PHI args from.
7586 (remove_dead_stmt): Use the first post-dominator even if it
7587 does not contain live statements as redirection destination.
7589 2010-01-20 Richard Guenther <rguenther@suse.de>
7591 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7593 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7595 * sel-sched.c (create_speculation_check): Remove set but not used
7597 (try_transformation_cache): Remove set but not used variable ds.
7598 (calculate_privileged_insns): Remove set but not used variables
7599 cur_insn and min_spec_insn.
7600 (find_best_expr): Remove set but not used variable avail_n.
7601 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7603 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7605 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7606 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7609 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7612 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7613 cpu types. Add support for *-sse3 cpu types.
7614 (x86_64-*-*): Ditto.
7616 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7619 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7620 argument, call initializer_constant_valid_p_1 instead of
7621 initializer_constant_valid_p, pass CACHE to it, return NULL
7622 immediately if first call returns NULL.
7623 (initializer_constant_valid_p_1): New function.
7624 (initializer_constant_valid_p): Use it.
7626 2010-01-20 Thomas Quinot <quinot@adacore.com>
7628 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7630 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7632 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7633 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7634 (loc_list_from_tree): Don't handle unsigned division. Handle
7635 signed modulo using DW_OP_{over,over,div,mul,minus}.
7636 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7637 modulo instead of signed.
7639 2010-01-20 DJ Delorie <dj@redhat.com>
7641 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7643 (h8300_emit_stack_adjustment): Propogate it.
7645 (h8300_expand_prologue): Likewise.
7646 (h8300_expand_epilogue): Likewise.
7648 2010-01-19 Michael Matz <matz@suse.de>
7650 PR tree-optimization/41783
7651 * tree-data-ref.c (toplevel): Include flags.h.
7652 (dump_data_dependence_relation): Also dump the inputs if the
7653 result will be unknown.
7654 (split_constant_offset_1): Look through some conversions.
7655 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7656 the offset from last element is too large.
7657 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7658 (reassociate_to_the_same_stmt): Handle vector registers.
7659 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7661 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7662 wide_prolog_niters argument, emit widening instructions.
7663 (vect_do_peeling_for_alignment): Adjust caller, use widened
7664 variant of the iteration cound.
7665 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7667 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7670 * config/arm/neon-testgen.m (emit_automatics): New parameter
7671 features. Adjust for Fixed_return_reg feature.
7672 (test_intrinsic): Call emit_automatics with new feature.
7673 * config/arm/neon.ml: Update copyright years.
7674 (features): New Fixed_return_reg feature.
7675 (ops): Update feature for Vget_low.
7677 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7679 PR tree-optimization/42719
7680 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7684 * fwprop.c (all_uses_available_at): Return false if def_set dest
7685 is a REG that is used in def_insn.
7687 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7689 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7691 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7694 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7696 * target.h (struct gcc_target) <secondary_reload>: Change type
7697 of last argument to secondary_reload_info *.
7699 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7702 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7703 memory references with unaligned offsets. Remove CQImode handling.
7704 (unaligned_memory_operand): Return 1 for memory references with
7705 unaligned offsets. Remove CQImode handling.
7707 2010-01-18 Richard Guenther <rguenther@suse.de>
7710 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7713 2010-01-18 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/42781
7716 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7717 restrict processing only if the original variable was artificial.
7719 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7721 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7722 find number of popped argument bytes.
7724 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7725 Fix the text that describes the return value for invalid insns.
7727 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7729 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7730 Clarify what 'cost of the -dependence' is. Fix quoting.
7732 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7733 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7735 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7737 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7738 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7740 2010-01-17 Richard Guenther <rguenther@suse.de>
7743 * function.c (split_complex_args): Take a VEC to modify.
7744 (assign_parms_augmented_arg_list): Build a VEC instead of
7745 a chain of PARM_DECLs.
7746 (assign_parms_unsplit_complex): Take a VEC of arguments.
7747 Do not fixup unmodified parms.
7748 (assign_parms): Deal with the VEC.
7749 (gimplify_parameters): Likewise.
7751 2010-01-17 Richard Guenther <rguenther@suse.de>
7753 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7754 node existence check.
7755 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7756 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7757 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7758 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7759 (gimple_execute_on_growing_pred): Likewise.
7761 2010-01-17 Richard Guenther <rguenther@suse.de>
7763 PR tree-optimization/42773
7764 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7765 (compute_antic_aux): Likewise.
7766 (compute_partial_antic_aux): Likewise.
7768 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7771 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7774 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7776 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7779 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7780 Fix markup for strict argument.
7782 (TARGET_SCHED_REORDER2): Fix argument types.
7784 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7785 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7787 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7788 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7790 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7793 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7794 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7795 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7796 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7797 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7799 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7801 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7803 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7804 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7806 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7808 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7811 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7813 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7814 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7816 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7818 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7820 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7821 referring to it. Fix language.
7823 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7825 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7827 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7829 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7831 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7832 '@var{stream}. Remove stray 'and'.
7834 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7836 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7838 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7840 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7841 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7843 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7844 Fix description of return value.
7845 Rename argument "sz" to "len."
7847 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7848 Clarify meaning of 'true' return value.
7850 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7852 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7853 rep_mode versus mode_rep.
7855 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7857 (TARGET_BUILTIN_DECL): Fix name.
7859 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7861 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7863 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7865 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7867 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7869 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7872 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7873 Rename argument tm_fn to md_fn.
7875 (TARGET_OPTION_PRINT): Fix argument list.
7877 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7880 * config/i386/i386.c (ix86_fixup_binary_operands):
7881 Revert FMA4 fixup of operands.
7883 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7886 * Makefile.in (write_entries_to_file, install-plugin):
7887 Use \012 instead of \n with tr.
7889 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7891 * configure.ac (HAVE_AS_REF): New C macro.
7892 * configure: Regenerate.
7893 * config.in: Likewise.
7894 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7896 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7899 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7901 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7903 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7905 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7907 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7909 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7911 (TARGET_BINDS_LOCAL_P): Fix argument type.
7913 (TARGET_ASM_FILE_END): Use prototype.
7915 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7917 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7919 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7921 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7923 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7924 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7926 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7927 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7929 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7930 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7931 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7932 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7934 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7936 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7938 (TARGET_INIT_BUILTINS): Use prototype.
7940 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7941 Put 'const char *' in braces. Fix parameter types.
7942 (TARGET_INVALID_CONVERSION): Fix parameter types.
7943 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7944 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7946 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7949 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7951 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7953 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7955 * doc/tm.texi (TARGET_HELP): Fix return type.
7957 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7958 in braces. Fix argument types.
7960 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7962 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7964 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7966 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7967 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7969 (TARGET_MANGLE_TYPE): Fix argument types.
7971 (TARGET_IRA_COVER_CLASSES): Use prototype.
7973 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7975 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7977 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7979 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7981 (TARGET_CALLEE_COPIES): Fix argument types.
7983 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7985 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7987 (TARGET_FUNCTION_VALUE): Fix argument types.
7989 (TARGET_RETURN_IN_MSB): Fix argument type.
7991 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7993 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7995 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7997 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7998 agree with return type.
8000 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8002 2010-01-15 Jing Yu <jingyu@google.com>
8004 PR rtl-optimization/42691
8005 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8006 a pseudo to a constant and are merged, and adjust comments.
8008 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8010 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8012 2010-01-15 Richard Guenther <rguenther@suse.de>
8015 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8016 labels of computed or non-local gotos to the destination.
8017 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8018 landing pad label is the first label.
8020 2010-01-15 Richard Guenther <rguenther@suse.de>
8022 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8024 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8027 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8028 to allow generation of the xssqrtdp instruction on power7.
8029 (sqrtdf2_fpr): Ditto.
8031 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8034 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8035 functions with noreturn attribute.
8038 * varasm.c (declare_weak): Add weak attribute to decl if it
8039 doesn't have one already.
8040 (assemble_external): Only add decls to weak_decls if they also
8041 have weak attribute.
8043 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8045 * var-tracking.c (var_reg_delete): Don't delete the association
8046 between REGs and values or one-part variables if the register
8049 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8052 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8053 because its first operand is a non-localized variable.
8055 2010-01-14 Martin Jambor <mjambor@suse.cz>
8057 PR tree-optimization/42706
8058 * tree-sra.c (encountered_recursive_call): New variable.
8059 (encountered_unchangable_recursive_call): Likewise.
8060 (sra_initialize): Initialize both new variables.
8061 (callsite_has_enough_arguments_p): New function.
8062 (scan_function): Call decl and flags check only for IPA-SRA, check
8063 whether there is a recursive call and whether it has enough arguments.
8064 (all_callers_have_enough_arguments_p): New function.
8065 (convert_callers): Look for recursive calls only when
8066 encountered_recursive_call is set.
8067 (ipa_early_sra): Bail out either if
8068 !all_callers_have_enough_arguments_p or
8069 encountered_unchangable_recursive_call.
8071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8073 * sel-sched.c: Add 2010 to copyright years.
8074 * sel-sched-ir.c: Likewise.
8075 * sel-sched-ir.h: Likewise.
8077 2010-01-14 Martin Jambor <mjambor@suse.cz>
8079 PR tree-optimization/42714
8080 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8081 constructors specially.
8083 2010-01-14 Andi Kleen <ak@linux.intel.com>
8085 * config/i386/drivers-i386.c (detect_caches_intel):
8086 Add l2sizekb parameter and fill in.
8087 (host_detect_local_cpu): Add l2sizekb, fill in.
8088 Add Atom small cache heuristic.
8090 2010-01-14 Andi Kleen <ak@linux.intel.com>
8092 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8093 Add level3 parameter and fill in.
8094 (detect_caches_intel): Handle level3 cache.
8096 2010-01-14 Andi Kleen <ak@linux.intel.com>
8098 * config/i386/drivers-i386.c (host_detect_local_cpu):
8099 Fix core duo detection.
8101 2010-01-14 Andi Kleen <ak@linux.intel.com>
8103 * config/i386/drivers-i386.c (host_detect_local_cpu):
8106 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8108 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8109 (rs6000_variable_issue_1): this. Use...
8110 (rs6000_variable_issue): here. Reimplement. Print debug info.
8112 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8114 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8115 sel_restore_notes. Update all callers. Call reemit_notes
8118 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8120 PR rtl-optimization/42246
8121 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8124 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8126 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8127 all successors is the same as number of successors in current region.
8129 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8131 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8132 to rename is not separable. Otherwise check that its LHS is not NULL.
8134 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8136 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8138 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8140 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8141 available registers when failed to discover LHS register class.
8142 Fix indentation. Update comment.
8144 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8145 Alexander Monakov <amonakov@ispras.ru>
8147 PR rtl-optimization/42389
8148 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8150 (advance_state_on_fence): Likewise.
8151 (sel_target_adjust_priority): Print debug output only when
8152 sched_verbose >= 4, not 2.
8153 (get_expr_cost): Do not issue all unique insns on the next cycle.
8154 (fill_insns): Initialize can_issue_more from the value saved
8156 * sel-sched-ir.c (flist_add): New parameter issue_more.
8157 Init FENCE_ISSUE_MORE with it.
8158 (merge_fences): Likewise.
8159 (init_fences): Update call to flist_add.
8160 (add_to_fences, add_clean_fence_to_fences)
8161 (add_dirty_fence_to_fences): Likewise.
8162 (move_fence_to_fences): Update call to merge_fences.
8163 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8165 * sel-sched-ir.h (struct _fence): New field issue_more.
8166 (FENCE_ISSUE_MORE): New accessor macro.
8168 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8170 PR rtl-optimization/42388
8171 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8172 that have no predecessors nor successors. Do not call move_bb_info
8173 for empty blocks outside of current region.
8175 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8177 PR rtl-optimization/42294
8178 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8179 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8180 originators' originators.
8182 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8184 PR rtl-optimization/39453
8185 PR rtl-optimization/42246
8186 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8188 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8190 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8191 Alexander Monakov <amonakov@ispras.ru>
8194 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8195 (maybe_tidy_empty_bb): ... here. Make static. Add new
8196 argument. Update all callers.
8197 (tidy_control_flow): ... and here. Recompute topological order
8198 of basic blocks in region if necessary.
8199 (sel_redirect_edge_and_branch): Change return type. Return true
8200 if topological order might have been invalidated.
8201 (purge_empty_blocks): Export and move from...
8202 * sel-sched.c (purge_empty_blocks): ... here.
8203 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8204 (maybe_tidy_empty_bb): Delete prototype.
8205 (purge_empty_blocks): Declare.
8207 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8209 PR rtl-optimization/42249
8210 * sel-sched.c (try_replace_dest_reg): When chosen register
8211 and original register is the same, do not bail out early, but
8212 still check all original insns for validity of replacing destination
8213 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8216 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8219 Port from no-undefined-overflow branch:
8220 2009-03-09 Richard Guenther <rguenther@suse.de>
8222 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8224 2010-01-14 Richard Guenther <rguenther@suse.de>
8227 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8229 2010-01-14 Ira Rosen <irar@il.ibm.com>
8231 PR tree-optimization/42709
8232 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8233 as scalar type in creation of constant vector operand.
8235 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8238 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8239 (check-parallel-%): Match `testsuite' directory component only
8242 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8244 PR translation/39521
8245 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8248 2010-01-13 Richard Guenther <rguenther@suse.de>
8250 PR tree-optimization/42730
8251 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8254 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8257 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8258 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8261 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8263 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8264 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8265 ___umulsi3_highpart.
8267 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8268 rather than schedule_insns if the pass is enabled.
8270 2010-01-13 Martin Jambor <mjambor@suse.cz>
8272 PR tree-optimization/42704
8273 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8276 2010-01-13 Martin Jambor <mjambor@suse.cz>
8278 PR tree-optimization/42703
8279 * tree-sra.c (analyze_access_subtree): Check that we can build a
8280 reference to the original data within the aggregate.
8282 2010-01-13 Richard Guenther <rguenther@suse.de>
8284 PR tree-optimization/42705
8285 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8287 2010-01-13 Richard Guenther <rguenther@suse.de>
8290 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8292 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8295 * var-tracking.c (values_to_unmark): New variable.
8296 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8297 values_to_unmark vector. Moved body to...
8298 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8299 instead queue it into values_to_unmark vector.
8300 (vt_find_locations): Free values_to_unmark vector.
8302 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8304 * config/s390/s390.c (override_options): Set
8305 default of max-pending-list-length to 256
8307 2010-01-13 Richard Guenther <rguenther@suse.de>
8310 * tree-pass.h (PROP_gimple_lcx): New.
8311 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8312 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8313 before the final cleanup_eh.
8314 (dump_properties): Dump PROP_gimple_lcx.
8315 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8316 (tree_lower_complex_O0): Remove.
8317 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8318 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8319 tree_lower_complex, schedule TODO_update_ssa.
8320 * lto-streamer-out.c (output_function): Stream the functions
8322 * lto-streamer-in.c (input_function): Likewise.
8323 (lto_read_body): Do not override them here.
8325 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8328 * c-typeck.c (build_c_cast): Fold value cast to union type before
8329 wrapping it in a CONSTRUCTOR.
8331 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8333 PR rtl-optimization/42699
8334 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8337 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8339 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8340 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8341 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8342 SUBTARGET_WARN_UNUSED_SPEC): ... here
8343 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8345 2010-01-12 Julian Brown <julian@codesourcery.com>
8347 * config/arm/neon-schedgen.ml (Utils): Don't try to
8348 open missing module.
8349 (find_with_result): New.
8351 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8354 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8355 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8357 PR tree-optimization/42645
8358 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8359 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8360 decl_map, set processing_debug_stmt to -1 and return name without
8363 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8365 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8366 binutils version, and reword target configuration description.
8368 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8370 * config/avr/avr.h (LINKER_NAME): Remove.
8372 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8375 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8376 that support VSX, warn for -mno-altivec if vsx is not disabled,
8379 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8380 Shujing Zhao <pearly.zhao@oracle.com>
8382 PR translation/42469
8383 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8384 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8385 character between option name and help text.
8386 * c.opt (imultilib): Likewise.
8388 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8390 * lto-streamer-out.c (output_unreferenced_globals): Output static
8393 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8395 PR rtl-optimization/42621
8396 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8397 optimizing for size.
8398 (duplicate_computed_gotos): Remove now-redundant check.
8400 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8403 * configure.ac: Save and restore LDFLAGS and LIBS
8404 * configure: Regenerate.
8406 2010-01-10 Richard Guenther <rguenther@suse.de>
8409 * builtins.c (fold_builtin_strlen): Add type argument and
8410 convert the resulting length to it.
8411 (fold_builtin_1): Adjust.
8413 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8415 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8416 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8418 (num_insns_constant_wide): Adjust for that change.
8420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8423 * web.c (union_defs): Add used argument, to combine uses of
8425 (entry_register): Adjust type and tests of used argument.
8426 (web_main): Widen used for new use. Pass it to union_defs.
8427 * df.h (union_defs): Adjust prototype.
8429 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8432 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8433 uses in new incoming argument. Free body.
8434 (reset_debug_uses_in_loop): New.
8435 (analyze_insn_to_expand_var): Call the latter if the former found
8436 anything. Fix whitespace. Reject invalid dest overlaps before
8437 going through all insns in the loop.
8439 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8442 * haifa-sched.c (dying_use_p): Debug insns don't count.
8444 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8447 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8448 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8449 (verify_gimple_call): Reject LHS in noreturn calls.
8451 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8455 * tree-vect-loop-manip.c (adjust_info): New type.
8456 (adjust_vec): New pointer to vector.
8457 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8458 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8459 (slpeel_update_phis_for_duplicate_loop): Use them.
8460 (slpeel_update_phi_nodes_for_guard1): Likewise.
8461 (slpeel_update_phi_nodes_for_guard2): Likewise.
8462 (slpeel_tree_peel_loop_to_edge): Likewise.
8463 (vect_update_ivs_after_vectorizer): Likewise.
8465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8467 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8468 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8472 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8473 bogus uninitialized warning.
8475 2010-01-09 Richard Guenther <rguenther@suse.de>
8478 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8479 the evolution is compatible with the initial condition.
8481 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8483 * gcc.c (process_command): Update copyright notice dates.
8484 * gcov.c (print_version): Likewise.
8485 * gcov-dump.c (print_version): Likewise.
8486 * mips-tfile.c (main): Likewise.
8487 * mips-tdump.c (main): Likewise.
8489 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8492 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8494 (rotlhi3_8): Delete.
8496 (rotlsi3_8): Delete.
8497 (rotlsi3_16): Delete.
8498 (rotlsi3_24): Delete.
8500 (*rotw<mode>3): New.
8501 (*rotb<mode>3): New.
8502 * config/avr/avr.c (avr_rotate_bytes): New function.
8503 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8505 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8508 * configure.ac: Modify -rdynamic check.
8509 * configure: Regenerate.
8511 2010-01-08 DJ Delorie <dj@redhat.com>
8513 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8514 register popping order.
8516 2010-01-08 Richard Guenther <rguenther@suse.de>
8519 * c.opt (fsigned-char): Also let LTO handle this option.
8520 (funsigned-char): Likewise.
8522 2010-01-07 Richard Guenther <rguenther@suse.de>
8524 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8525 (gimple_op): Likewise.
8526 (gimple_op_ptr): Likewise.
8527 (gimple_assign_set_lhs): Remove gcc_assert.
8528 (gimple_assign_set_rhs1): Likewise.
8529 (gimple_assign_set_rhs2): Likewise.
8530 (gimple_call_set_lhs): Likewise.
8531 (gimple_call_set_fn): Likewise.
8532 (gimple_call_set_fndecl): Likewise.
8533 (gimple_call_fndecl): Likewise.
8534 (gimple_call_return_type): Likewise.
8535 (gimple_call_set_chain): Likewise.
8536 (gimple_call_num_args): Likewise.
8537 (gimple_call_set_arg): Likewise.
8538 (gimple_cond_set_code): Likewise.
8539 (gimple_cond_set_lhs): Likewise.
8540 (gimple_cond_set_rhs): Likewise.
8541 (gimple_cond_set_true_label): Likewise.
8542 (gimple_cond_set_false_label): Likewise.
8543 (gimple_label_set_label): Likewise.
8544 (gimple_goto_set_dest): Likewise.
8545 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8546 (gimple_debug_bind_get_value): Likewise.
8547 (gimple_debug_bind_get_value_ptr): Likewise.
8548 (gimple_debug_bind_set_var): Likewise.
8549 (gimple_debug_bind_set_value): Likewise.
8550 (gimple_debug_bind_reset_value): Likewise.
8551 (gimple_debug_bind_has_value_p): Likewise.
8552 (gimple_return_retval_ptr): Remove gcc_assert.
8553 (gimple_return_retval): Likewise.
8554 (gimple_return_set_retval): Likewise.
8555 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8556 (safe_referenced_var_iterator): Remove.
8557 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8558 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8559 (fill_referenced_var_vec): Remove.
8560 (first_readonly_imm_use): Remove redundant gcc_assert.
8561 (phi_arg_index_from_use): Combine gcc_asserts.
8562 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8563 (first_imm_use_stmt): Remove redundant gcc_assert.
8564 * tree-cfg.c (verify_gimple_call): Verify function and chain
8565 operands. Verify arguments.
8566 (verify_types_in_gimple_stmt): Verify condition code and labels.
8568 2010-01-07 Richard Guenther <rguenther@suse.de>
8570 PR tree-optimization/42641
8571 * sese.c (rename_map_elt_info): Use the SSA name version, do
8574 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8576 PR tree-optimization/42625
8577 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8578 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8580 2010-01-07 Duncan Sands <baldrick@free.fr>
8582 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8584 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8587 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8588 note itself is not function_invariant_p.
8590 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8592 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8593 Do not add the DF_NOTE problem.
8594 * store-motion.c (execute_rtl_store_motion): Likewise.
8596 2010-01-07 Martin Jambor <mjambor@suse.cz>
8598 PR tree-optimization/42157
8599 * tree-sra.c (compare_access_positions): Stabilize sort if both
8600 accesses have integer types, return zero immediately if they are the
8603 2010-01-06 Richard Henderson <rth@redhat.com>
8606 * haifa-sched.c (add_to_note_list): Merge into ...
8607 (concat_note_lists): ... here, and ...
8608 (unlink_other_notes, rm_other_notes): Merge into...
8609 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8610 NOTE_INSN_EPILOGUE_BEG.
8612 2010-01-06 Richard Guenther <rguenther@suse.de>
8614 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8615 not inline regular functions into always-inline functions.
8617 2010-01-06 Nick Clifton <nickc@redhat.com>
8619 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8620 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8622 (OVERRIDE_OPTIONS): Delete.
8623 (OPTIMIZATION_OPTIONS): Define.
8624 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8625 * config/rx/rx.c (rx_handle_option): Issue an error message if
8626 -mcpu=rx200 and -fpu are used together.
8627 (rx_set_optimization_options): New function. Issue an error
8628 message if an optimization attribute attempts to reset the FPU/
8629 math optimization pairing.
8630 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8631 * config/rx/rx.opt: Set the default to 32-bit doubles.
8632 * config/rx/t-rx: Add multilibs for -nofpu option.
8633 * doc/invoke.texi: Update documentation of RX options.
8635 2010-01-06 Richard Guenther <rguenther@suse.de>
8637 * tree-ssa-pre.c (name_to_id): New global.
8638 (alloc_expression_id): Simplify SSA name handling.
8639 (lookup_expression_id): Likewise.
8640 (init_pre): Zero name_to_id.
8641 (fini_pre): Free it.
8643 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8645 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8647 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8650 * config/i386/sse.md (smaxv2di3): New.
8651 (umaxv2di3): Likewise.
8652 (sminv2di3): Likewise.
8653 (uminv2di3): Likewise.
8655 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8658 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8659 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8660 (legitimize_tls_address): Likewise.
8661 (sparc_tls_referenced_p): Likewise.
8662 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8663 and adjust calls to legitimize_pic_address.
8664 (legitimate_constant_p) Use sparc_tls_referenced_p.
8665 (legitimate_pic_operand_p): Likewise.
8666 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8667 (sparc_tls_symbol_ref_1): Delete.
8668 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8669 (legitimize_tls_address): Make static, handle CONST patterns.
8670 (legitimize_pic_address): Make static, remove unused parameter and
8671 adjust recursive calls.
8672 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8673 and adjust call to legitimize_pic_address.
8674 (sparc_output_mi_thunk): Likewise.
8676 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8677 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8681 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8682 operands to make them signed.
8685 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8688 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8689 GTU to GT for V4SI and V2DI.
8691 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8692 (umin<mode>3): Removed.
8694 (uminv4si3): Likewise.
8696 2010-01-05 Martin Jambor <mjambor@suse.cz>
8698 PR tree-optimization/42462
8699 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8700 current_function_decl to helper functions and macros.
8702 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8705 * flags.h: Don't include real.h.
8706 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8707 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8708 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8709 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8710 * dominance.c: Update copyright.
8711 * gimple.c (walk_gimple_op): Remove inline.
8712 * tree-ssa-reassoc.c: Include real.h.
8713 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8714 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8716 2010-01-05 Nick Clifton <nickc@redhat.com>
8718 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8719 register to push into the stack frame when the accumulator has to
8720 be saved during interrupts.
8722 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8724 * doc/invoke.texi: Remove the documentation about option
8726 * common.opt (Wunreachable-code): Preserved for backward
8728 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8729 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8730 the backward compatibility flag section.
8732 2010-01-05 Richard Guenther <rguenther@suse.de>
8734 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8736 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8739 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8741 PR tree-optimization/42508
8742 * tree-sra.c (convert_callers): Check for recursive call
8743 by comparing cgraph nodes instead of decls.
8744 (modify_function): Call ipa_modify_formal_parameters also
8745 on all same_body aliases.
8747 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8748 cgraph nodes when checking for same_body aliases.
8750 2010-01-05 Richard Guenther <rguenther@suse.de>
8752 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8753 allocation and lookup.
8754 (get_or_alloc_expr_for_constant): Likewise.
8755 (phi_translate): Sink allocation.
8757 2010-01-04 Richard Guenther <rguenther@suse.de>
8759 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8760 a new entry only if needed.
8761 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8762 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8764 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8766 (phi_translate): Handle CONSTANTs early.
8768 2010-01-04 Martin Jambor <mjambor@suse.cz>
8770 PR tree-optimization/42398
8771 * tree-sra.c (struct access): Removed flag grp_different_types.
8772 (dump_access): Do not dump the removed flag.
8773 (sort_and_splice_var_accesses): Do not set the removed flag.
8774 (sra_modify_expr): Check for type compatibility directly.
8776 2010-01-04 Martin Jambor <mjambor@suse.cz>
8778 PR tree-optimization/42366
8779 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8780 edges with variable number of parameters.
8781 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8782 flag instead of asserting it.
8783 (ipa_read_node_info): Read uses_analysis_done flag.
8785 2010-01-04 Richard Guenther <rguenther@suse.de>
8787 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8788 iterative_hash_* as intended.
8789 (vn_reference_compute_hash): Likewise. Simplify hashing
8791 (vn_reference_lookup_2): Likewise.
8792 (vn_nary_op_compute_hash): Likewise.
8793 (vn_phi_compute_hash): Likewise.
8794 (expressions_equal_p): Remove strange code.
8795 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8796 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8797 (bitmap_insert_into_set_1): Take value-id as parameter.
8798 (add_to_value): Pass it.
8799 (bitmap_insert_into_set): Likewise.
8800 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8802 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8805 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8806 (do_self_spec): For switches with SWITCH_IGNORE set set also
8807 SWITCH_IGNORE_PERMANENTLY.
8808 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8811 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8813 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8814 tree of an unreferenced global var.
8816 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8819 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8820 GTU to GT for V4SI and V2DI.
8822 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8823 (umin<mode>3): Removed.
8825 (uminv4si3): Likewise.
8827 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8830 * collect2.c (main): Turn on trace in collect2 if -v is passed
8833 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8835 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8836 description of expression operand.
8838 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8840 * configure.ac: Add install-html to target_list for Make-hooks.
8841 * configure: Regenerate.
8842 * fortran/Make-lang.in (F95_HTMLFILES): New.
8843 (fortran.html): Use it.
8844 (fortran.install-html): New.
8845 * Makefile.in (install-html): Add lang.install-html.
8846 * java/Make-lang.in (JAVA_HTMLFILES): New.
8847 (java.html): Use it.
8848 (java.install-html): New.
8849 * objc/Make-lang.in (objc.install-html): New.
8850 * objcp/Make-lang.in (obj-c++.install-html): New.
8851 * cp/Make-lang.in (c++.install-html): New.
8852 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8853 * lto/Make-lang.in (lto.install-html): New.
8855 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8858 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8860 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8862 PR rtl-optimization/41862
8863 * store-motion.c (store_killed_in_insn, compute_store_table,
8864 remove_reachable_equiv_notes, replace_store_insn,
8865 build_store_vectors): Ignore all DEBUG_INSNs.
8867 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8870 * common.opt: Add dumpdir.
8872 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8874 (option_map): Add --dumpdir.
8876 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8878 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8880 * opts.c (decode_options): Try dump_dir_name first if
8881 dump_base_name isn't an absolute path.
8882 (common_handle_option): Handle OPT_dumpdir.
8884 * toplev.c (dump_dir_name): New.
8885 (print_switch_values): Also ignore -dumpdir.
8887 * toplev.h (dump_dir_name): New.
8889 2010-01-03 Richard Guenther <rguenther@suse.de>
8891 PR tree-optimization/42589
8892 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8893 double-word expansion of bswap32.
8895 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8897 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8898 with BLOCK_FOR_INSN.
8899 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8900 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8901 noce_process_if_block): Likewise.
8902 * gcse.c (compute_local_properties, insert_expr_in_table,
8903 insert_set_in_table, canon_list_insert, find_avail_set,
8904 pre_insert_copy_insn): Likewise.
8906 * basic-block.h (BLOCK_NUM): Move from here...
8907 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8909 2010-01-03 Richard Guenther <rguenther@suse.de>
8911 PR tree-optimization/42438
8912 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8913 contains_may_not_return_call flag.
8914 (BB_MAY_NOTRETURN): New.
8915 (valid_in_sets): Trapping nary operations are not valid
8916 in blocks that may not return.
8917 (insert_into_preds_of_block): Remove check for trapping expressions.
8918 (compute_avail): Compute also BB_MAY_NOTRETURN.
8920 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8922 * doc/invoke.texi: Add 2010 to copyright years.
8924 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8926 * config/sparc/sparc.c: Fix formatting nits.
8928 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8929 Alexander Monakov <amonakov@ispras.ru>
8931 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8933 2010-01-02 Richard Guenther <rguenther@suse.de>
8936 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8937 (simplify_switch_using_ranges): Mark to be removed edges
8940 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8942 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8944 * collect2.c (scan_libraries): Add missing argument in call to
8947 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8950 * config/alpha/predicates.md (aligned_memory_operand): Return false
8952 (unaligned_memory_operand): Return true for CQImode.
8953 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8954 doesn not cross aligned SImode word boundary.
8956 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8958 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8960 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8961 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8963 2010-01-02 Richard Guenther <rguenther@suse.de>
8966 * toplev.c (compile_file): Emit LTO marker properly. Change
8968 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8970 2010-01-01 Richard Guenther <rguenther@suse.de>
8973 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8975 2010-01-01 Richard Guenther <rguenther@suse.de>
8978 * c-decl.c (grokdeclarator): For zero-size arrays force
8979 structural equality checks as layout_type does.
8981 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8983 * builtins.c: Update copyright to 2010.
8985 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8988 * lto-streamer-out.c (produce_asm): Revert the last change.
8989 (copy_function): Likewise.
8991 * lto-streamer.c (lto_get_section_name): Skip any leading
8994 2010-01-01 Richard Guenther <rguenther@suse.de>
8997 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9001 Copyright (C) 2010 Free Software Foundation, Inc.
9003 Copying and distribution of this file, with or without modification,
9004 are permitted in any medium without royalty provided the copyright
9005 notice and this notice are preserved.