1 2010-05-11 Jakub Jelinek <jakub@redhat.com>
4 * df-problems.c (struct dead_debug): Add to_rescan field.
5 (dead_debug_init): Clear to_rescan field.
6 (dead_debug_finish): Rescan all debug insns in to_rescan
7 bitmap and free the bitmap.
8 (dead_debug_insert_before): Instead of rescanning debug insns
9 immediately queue their rescanning until dead_debug_finish.
10 (df_note_bb_compute): After dead_debug_add do continue instead
13 2010-05-10 Jakub Jelinek <jakub@redhat.com>
16 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
17 clear also INSN_REG_USE_LIST.
19 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
23 2010-05-10 Jan Hubicka <jh@suse.cz>
25 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
27 2010-05-10 Jan Hubicka <jh@suse.cz>
29 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
31 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
32 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
33 (lto_streamer_cache_create): Init alloc pool.
34 (lto_streamer_cache_delete): Free alloc pool.
35 * lto-streamer.h: Include alloc pool.
36 (lto_streamer_cache_d): Use alloc pool.
37 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
39 2010-05-10 Jan Hubicka <jh@suse.cz>
41 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
42 * cgraphbuild.c: Include except.h
43 (record_type_list, record_eh_tables): New function.
44 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
46 2010-05-10 Jan Hubicka <jh@suse.cz>
48 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
49 __frame_dummy_init_array_entry, force_to_data): Attribute as used
52 2010-05-10 Michael Matz <matz@suse.de>
54 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
55 (can_reassociate_p): Use FLOAT_TYPE_P.
56 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
57 (vect_force_simple_reduction): ... this.
58 * tree-parloops.c (gather_scalar_reductions): Use
59 vect_force_simple_reduction.
60 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
61 vect_is_simple_reduction, add modify argument, if true rewrite
63 (vect_is_simple_reduction, vect_force_simple_reduction): New
65 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
67 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
68 Vladimir Makarov <vmakarov@redhat.com>
70 PR rtl-optimization/44012
71 * ira-build.c (remove_unnecessary_allocnos): Nullify
72 regno_allocno_map of the removed allocno.
74 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
76 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
78 * configure: Regenerate.
80 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
82 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
84 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
85 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
87 * configure: Regenerate.
89 2010-05-10 Richard Guenther <rguenther@suse.de>
91 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
92 marked if the entry identifier is marked.
94 2010-05-10 Richard Guenther <rguenther@suse.de>
96 * c-common.c (struct c_common_attributes): Add fnspec attribute.
97 (handle_fnspec_attribute): New function.
98 * gimple.h (gimple_call_return_flags): Declare.
99 (gimple_call_arg_flags): Likewise.
100 * gimple.c (gimple_call_arg_flags): New function.
101 (gimple_call_return_flags): Likewise.
102 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
104 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
106 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
107 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
109 (make_heapvar_for): ... this new function.
110 (handle_rhs_call): Handle fnspec attribute argument specifiers.
111 (handle_lhs_call): Likewise.
112 (find_func_aliases): Adjust.
114 2010-05-10 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/44050
117 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
119 2010-05-10 Wei Guozhi <carrot@google.com>
122 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
124 2010-05-09 Joseph Myers <joseph@codesourcery.com>
127 * c-typeck.c (lookup_field): Take a type directly. Update
129 (build_component_ref): Update call to lookup_field.
130 (set_init_label): Use lookup_field to find initialized field.
131 Handle returned list of fields like a sequence of designators.
133 2010-05-09 Richard Guenther <rguenther@suse.de>
136 * fold-const.c (tree_single_nonzero_warnv_p): Properly
137 handle &FUNCTION_DECL.
139 2010-05-09 Joseph Myers <joseph@codesourcery.com>
142 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
143 structures and unions recursively.
144 (detect_field_duplicates): Move duplicate detection with a hash to
145 detect_field_duplicates_hash. Always use a hash if anonymous
146 structures or unions are present.
147 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
150 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
153 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
154 detect Atom, Core 2 and Core i7.
156 2010-05-09 Richard Guenther <rguenther@suse.de>
158 * gcc.c (store_arg): Handle temporary file deletion for
161 2010-05-09 Richard Guenther <rguenther@suse.de>
164 * ipa-inline.c (estimate_function_body_sizes): Return after
165 disregarding inline limits.
167 2010-05-09 Richard Guenther <rguenther@suse.de>
169 * gcc.c (store_arg): Revert last change.
171 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
174 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
175 (optimize_ops_list): Call it.
177 2010-05-08 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/44030
180 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
181 NECESSARY flag if we propagate from a inserted expression.
183 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
185 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
186 domain types as equal if they are both PLACEHOLDER_EXPRs.
188 2010-05-08 Richard Guenther <rguenther@suse.de>
190 * lto-wrapper.c (run_gcc): Remove linker output from
191 command line for LTRANS invocation.
193 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
195 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
196 lto-macho as lto_binary_reader.
197 * target.h (struct gcc_target): New hooks lto_start and lto_end.
198 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
199 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
200 in lto_start and lto_end calls.
201 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
203 (scan_prog_file): Update is_elf_or_coff call.
204 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
206 * collect2.c (main): Fix enum comparison.
208 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
210 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
211 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
212 and TARGET_ASM_LTO_END.
213 * darwin.c: Include obstack.h and lto-streamer.h.
214 (lto_section_names_offset, lto_section_names_obstack,
215 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
217 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
218 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
220 (darwin_asm_lto_end): New function. Restore asm_out_file.
221 (darwin_asm_named_section): For LTO sections, replace the name with
222 the offset of the section name in a string table, and build this
224 (darwin_file_start): Initialize global vars for LTO support.
225 (darwin_file_end): If output to asm_out_file was redirected, append it
226 to the proper asm_out_file here. Add the section names section.
228 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
230 * c-pragma.c (pending_weak_d, pending_weak): New.
231 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
232 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
233 handle_pragma_weak): Update the uses of pending_weaks.
235 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
237 PR documentation/44016
238 * doc/standards.texi (Standards): Link to unversioned
239 cxx0x_status.html page.
241 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
244 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
245 in addition to TREE_USED, to avoid "set but unused" warnings.
247 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
249 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
250 (is_loop_prefetching_profitable): Do not insert prefetches
251 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
252 times the prefetch ahead distance.
254 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
256 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
257 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
258 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
261 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
263 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
264 a diagnostic info when the insn-to-mem ratio is too small.
266 2010-05-07 Richard Guenther <rguenther@suse.de>
268 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
270 (store_arg): Queue temp_filename for deletion instead of
273 2010-05-07 Richard Guenther <rguenther@suse.de>
275 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
276 (run_gcc): Handle LTRANS phase invocation.
277 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
279 2010-05-07 Jakub Jelinek <jakub@redhat.com>
281 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
282 this is also meaningful on PARM_DECLs and RESULT_DECLs.
284 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
286 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
288 2010-05-07 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/44020
291 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
292 code when PRE is not yet initialized.
294 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
296 * config/mips/dbxmdebug.h: Remove.
297 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
299 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
301 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
302 with null pointer and also warn about ordered comparison of zero with
305 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
307 * graphite-blocking.c
308 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
309 * graphite-clast-to-gimple.c
310 (clast_to_gcc_expression): Same.
311 (precision_for_value): Same.
312 (precision_for_interval): Same.
313 (gcc_type_for_interval): Same.
314 (graphite_create_new_guard): Same.
315 (compute_bounds_for_level): Same.
316 (graphite_create_new_loop_guard): Same.
317 * graphite-interchange.c
318 (build_linearized_memory_access): Same.
319 (pdr_stride_in_loop): Same.
320 (memory_strides_in_loop_1): Same.
321 (memory_strides_in_loop): Same.
322 (extend_scattering): Same.
323 (psct_scattering_dim_for_loop_depth): Same.
324 (pbb_number_of_iterations): Same.
326 (debug_iteration_domains): Same.
328 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
329 (ppl_set_inhomogeneous_gmp): Same.
330 (ppl_strip_loop): Same.
331 (ppl_lexico_compare_linear_expressions): Same.
332 (ppl_read_polyhedron_matrix): Same.
333 (ppl_max_for_le_pointset): Same.
335 (ppl_read_polyhedron_matrix): Same.
336 (tree_int_to_gmp): Same.
337 (gmp_cst_to_tree): Same.
338 (ppl_set_inhomogeneous): Same.
339 (ppl_set_inhomogeneous_tree): Same.
340 (ppl_set_coef): Same.
341 (ppl_set_coef_tree): Same.
342 * graphite-sese-to-poly.c
343 (build_pbb_scattering_polyhedrons): Same.
344 (build_scop_scattering): Same.
345 (scan_tree_for_params_right_scev): Same.
346 (scan_tree_for_params): Same.
347 (find_params_in_bb): Same.
348 (find_scop_parameters): Same.
349 (add_upper_bounds_from_estimated_nit): Same.
350 (build_loop_iteration_domains): Same.
351 (add_condition_to_domain): Same.
352 (pdr_add_memory_accesses): Same.
354 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
356 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
357 CLooG's value_* macros to their respective mpz_* counterparts.
358 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
359 (graphite_create_new_loop_guard): Same.
360 * graphite-interchange.c (build_linearized_memory_access): Same.
361 (pdr_stride_in_loop): Same.
362 (memory_strides_in_loop_1): Same.
363 (1st_interchange_profitable_p): Same.
364 * graphite-poly.c (extend_scattering): Same.
365 (psct_scattering_dim_for_loop_depth): Same.
366 (pbb_number_of_iterations): Same.
367 (pbb_number_of_iterations_at_time): Same.
368 * graphite-poly.h (new_1st_loop): Same.
369 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
370 (oppose_constraint): Same.
371 (insert_constraint_into_matrix): Same.
372 (ppl_set_inhomogeneous_gmp): Same.
373 (ppl_set_coef_gmp): Same.
374 (ppl_strip_loop): Same.
375 (ppl_lexico_compare_linear_expressions): Same.
376 (ppl_max_for_le_pointset): Same.
377 (ppl_min_for_le_pointset): Same.
378 (ppl_build_realtion): Same.
379 * graphite-ppl.h (gmp_cst_to_tree): Same.
380 (ppl_set_inhomogeneous): Same.
381 (ppl_set_inhomogeneous_tree): Same.
382 (ppl_set_coef): Same.
383 (ppl_set_coef_tree): Same.
384 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
385 (build_scop_scattering): Same.
386 (add_value_to_dim): Same.
387 (scan_tree_for_params_right_scev): Same.
388 (scan_tree_for_params_int): Same.
389 (scan_tree_for_params): Same.
390 (find_params_in_bb): Same.
391 (find_scop_parameters): Same.
392 (add_upper_bounds_from_estimated_nit): Same.
393 (build_loop_iteration_domains): Same.
394 (create_linear_expr_from_tree): Same.
395 (add_condition_to_domain): Same.
396 (pdr_add_memory_accesses): Same.
398 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
399 Jason Merrill <jason@redhat.com>
401 * c-common.c (c_common_reswords): Add nullptr.
402 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
403 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
404 (gen_type_die_with_usage): Likewise.
405 * dbxout.c (dbxout_type): Likewise.
406 * sdbout.c (plain_type_1): Likewise.
408 2010-05-06 Jason Merrill <jason@redhat.com>
410 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
411 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
413 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
415 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
416 stripping WITH_SIZE_EXPR.
417 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
420 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
422 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
423 list of obsolete configurations.
424 Disabled check for obsolete configurations.
425 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
426 Removed support for previous versions.
427 * config/mips/iris.h: Removed.
428 * config/mips/iris5.h: Removed.
429 * config/mips/iris6.h: Merged old iris.h contents.
430 (TARGET_IRIX): Removed.
431 (DRIVER_SELF_SPECS): Removed mabi=32.
432 (IDENT_ASM_OP): Removed undef.
433 (STARTFILE_SPEC): Removed mabi=32.
434 (ENDFILE_SPEC): Likewise.
435 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
436 (MACHINE_TYPE): Update for IRIX 6.5.
437 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
438 TARGET_IRIX by TARGET_IRIX6.
439 (mips_file_start): Likewise.
440 (mips_output_external): Remove IRIX 5/6 O32 support.
441 (mips_output_function_prologue): Likewise.
442 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
444 (TARGET_CPU_CPP_BUILTINS): Likewise.
445 (TARGET_IRIX): Removed.
446 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
447 (MULTILIB_DIRNAMES): Removed 32.
448 (MULTILIB_OSDIRNAMES): Removed ../lib.
449 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
450 (Specific, mips-sgi-irix5): Document removal.
451 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
452 Remove references to older IRIX 6 releases and the O32 ABI.
454 2010-05-06 Jakub Jelinek <jakub@redhat.com>
457 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
458 instead of DF_REF_REAL_REG.
460 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
463 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
464 handling to still return true for x64 targets.
466 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
468 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
470 2010-05-06 Jan Hubicka <jh@suse.cz>
472 PR tree-optimization/43791
473 * ipa-inline.c (update_caller_keys): Remove bogus
474 disregard_inline_limits check.
476 2010-05-06 Michael Matz <matz@suse.de>
478 PR tree-optimization/43984
479 * tree-ssa-pre.c (inserted_phi_names): Remove.
480 (inserted_exprs): Change to bitmap.
481 (create_expression_by_pieces): Set bits, don't append to vector.
482 (insert_into_preds_of_block): Don't handle inserted_phi_names.
483 (eliminate): Don't look at inserted_phi_names, remove deleted
484 insns from inserted_exprs.
485 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
486 (init_pre, fini_pre): Allocate and free bitmaps.
487 (execute_pre): Insert insns on edges before elimination.
489 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
491 * tree.c (initializer_zerop): Handle STRING_CST.
493 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
496 * doc/invoke.texi (Wimplicit): Document as C only.
497 * opts.c (common_handle_option): Add argument kind.
498 (handle_option): Rename as read_cmdline_option. Factor out code to...
499 (handle_option): ... here. New.
500 (handle_options): Rename as read_cmdline_options.
501 (decode_options): Update call.
502 (set_option): Use option index instead of option pointer. Classify
503 diagnostics correctly.
504 (enable_warning_as_error): Call handle_option.
505 * opts.h (set_option): Update declaration.
506 (handle_option): Declare.
507 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
508 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
509 * c-opts.c (set_Wimplicit): Delete.
510 (c_family_lang_mask): New static constant.
511 (c_common_handle_option): Add argument kind. Use handle_option
512 instead of set_Wimplicit.
513 (c_common_post_options): warn_implicit and warn_implicit_int
514 are disabled by default.
515 * c-common.c (warn_implicit): Do not define here.
516 * c-common.h (warn_implicit): Do not declare here.
517 (c_common_handle_option): Update declaration.
518 * lto-opts.c (lto_reissue_options): Update call to set_option.
520 2010-05-06 Richard Guenther <rguenther@suse.de>
522 PR tree-optimization/43571
523 * domwalk.c (walk_dominator_tree): Walk the dominator
524 sons in more optimal order.
526 2010-05-06 Richard Guenther <rguenther@suse.de>
528 PR tree-optimization/43934
529 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
530 (stmt_cost): Likewise.
531 (extract_true_false_args_from_phi): New helper.
532 (determine_max_movement): For PHI nodes verify we can hoist them
533 and compute their cost.
534 (determine_invariantness_stmt): Handle PHI nodes.
535 (move_computations_stmt): Likewise. Hoist PHI nodes in
536 if-converted form using COND_EXPRs.
537 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
538 (tree_ssa_lim): Likewise.
539 * tree-flow.h (tree_ssa_lim): Adjust prototype.
540 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
542 2010-05-06 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/43987
545 * tree-ssa-structalias.c (could_have_pointers): For possibly
546 address-taken variables force pointers to be recorded.
547 (create_variable_info_for_1): Likewise.
548 (push_fields_onto_fieldstack): Pass in wheter all fields
550 (find_func_aliases): Query types instead of vars whether
551 they contain pointers where appropriate.
553 2010-05-06 Jan Hubicka <jh@suse.cz>
555 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
556 (record_reference, mark_address, mark_load, mark_store): Record
558 (record_references_in_initializer): Update call of record_references.
559 (rebuild_cgraph_edges): Remove all references before rebuiding.
560 * cgraph.c (cgraph_create_node): Clear ref list.
561 (cgraph_remove_node): Remove references.
562 (dump_cgraph_node): Dump references.
563 (cgraph_clone_node): Clone references.
564 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
565 (struct cgraph_node, varpool_node): Add ref_lst.
566 * ipa-ref.c: New file.
567 * ipa-ref.h: New file.
568 * ipa-ref-inline.h: New file.
569 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
570 (referenced_from_other_partition_p): New function.
571 (lto_output_varpool_node): Take set arugment; call
572 referenced_from_other_partition.
573 (lto_output_ref): New.
574 (add_references): New.
576 (output_cgraph): Compute boundary based on references; output refs.
577 (output_varpool): Accept cgraph_node_set argument.
580 (input_cgraph): Call input_refs.
581 * lto-section-in.c (lto_section_name): Add refs.
582 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
583 (ipa-ref.o): New file.
584 * varpool.c (varpool_node): Clear ipa ref list.
585 (varpool_remove_node): Remove references.
586 (dump_varpool_node): Dump references.
587 (varpool_assemble_decl): Only compile finalized ones.
588 (varpool_extra_name_alias): Initialize ref list.
589 * lto-streamer.c (lto-get_section_name): Add .refs section.
590 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
591 (referenced_from_other_partition_p): Declared.
593 2010-05-06 Ira Rosen <irar@il.ibm.com>
595 PR tree-optimization/43901
596 * tree-vect-stmts.c (vectorizable_call): Assert that vector
597 type is not NULL if it's transformation phase, and return
598 FALSE if it's analysis.
599 (vectorizable_conversion, vectorizable_operation,
600 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
602 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
604 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
606 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
608 * config/mips/mips-protos.h
609 (mips_small_register_classes_for_mode_p): Delete prototype.
611 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
613 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
614 * config/arm/arm.c (multiple_operation_profitable_p,
615 compute_offset_order): New static functions.
616 (load_multiple_sequence, store_multiple_sequence): Use them.
617 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
618 memory offsets, not register numbers.
619 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
621 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
623 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
624 (get_pending_sizes, put_pending_size, put_pending_sizes):
625 Update the uses of pending_sizes.
626 * c-decl.c (store_parm_decls): Likewise.
627 * c-tree.h (struct c_arg_info): Likewise.
628 * tree.h: Update the prototype for get_pending_sizes and
631 2010-05-05 Jason Merrill <jason@redhat.com>
634 * c-common.c (handle_aligned_attribute): Respect
635 ATTR_FLAG_TYPE_IN_PLACE.
638 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
639 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
640 (TARGET_INITIALIZER): Use it.
641 * c-common.c (attribute_takes_identifier_p): Call it.
642 * c-common.h: Update prototype.
643 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
644 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
646 2010-05-05 Jakub Jelinek <jakub@redhat.com>
649 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
650 DW_ID_down_case for Fortran compilation units.
652 2010-05-05 Jan Hubicka <jh@suse.cz>
654 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
657 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
659 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
660 a variable-sized RESULT_DECL.
662 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
664 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
666 2010-05-05 Jason Merrill <jason@redhat.com>
669 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
671 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
673 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
674 Jakub Jelinek <jakub@redhat.com>
677 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
678 (dead_debug_init, dead_debug_finish): New functions.
679 (dead_debug_add, dead_debug_insert_before): Likewise.
680 (df_note_bb_compute): Initialize a dead_debug object, add dead
681 debug uses to it, insert debug bind insns before death insns,
682 reset debug insns that refer to pending uses at the end.
683 * rtl.h (make_debug_expr_from_rtl): New prototype.
684 * varasm.c (make_debug_expr_from_rtl): New function.
686 2010-05-05 Jan Hubicka <jh@suse.cz>
688 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
689 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
690 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
691 lto_varpool_encoder_deref, lto_varpool_encoder_size,
692 lto_varpool_encoder_encode_initializer_p,
693 lto_set_varpool_encoder_encode_initializer): New functions.
694 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
696 (input_varpool_node): Do not always set analyzed.
697 (input_cgraph_1): Return vector of cgraph nodes.
698 (input_varpool_1): Return vector of varpools.
699 (input_cgraph): Free the vectors.
700 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
701 output only initializers needed.
702 (lto_output): Only call output_cgraph.
703 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
704 * lto-section-out.c (lto_new_out_decl_state): Initialize
705 state->varpool_node_encoder.
706 * lto-streamer.h (lto_varpool_encoder_d): New.
707 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
708 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
709 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
710 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
711 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
713 (output_varpool, input_varpool): Remove declarations.
715 2010-05-05 Jan Hubicka <jh@suse.cz>
717 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
718 with body can prevail.
720 2010-05-05 Jan Hubicka <jh@suse.cz>
722 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
725 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
727 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
729 * gengtype.h (erro_at_line): Constify pos argument.
731 * gengtype.c: Include hashtab.h.
732 (enum gc_used): Document GC_MAYBE_POINTED_TO.
733 (error_at_line): Constify pos argument.
734 (do_typedef): Initialize p->opt field.
735 (get_file_gtfilename): Fix comment typo.
736 (struct walk_type_data): Constify line field.
737 (get_output_file_for_structure): New function.
738 (write_local_func_for_structure): Constify orig_s argument.
739 Use get_output_file_for_structure.
740 (write_func_for_structure): Use get_output_file_for_structure.
741 (INDENT): New define.
742 (dump_pair, dump_type, dump_type_list, dump_typekind)
743 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
744 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
746 (seen_types): New variable.
747 (main): New variable do_dump. Process "-d" command line option.
748 Call dump_everything if dump requested.
750 2010-05-05 Jakub Jelinek <jakub@redhat.com>
752 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
753 in a temporary instead of invoking the macro multiple times.
754 (track_expr_p): Likewise.
756 2010-05-04 Neil Vachharajani <nvachhar@google.com>
758 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
760 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
761 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
762 conditions for printing notes.
763 * common.opt (-Wcoverage-mismatch): Allow negative, default to
764 true, update documentation.
765 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
767 2010-05-04 Jakub Jelinek <jakub@redhat.com>
770 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
773 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
776 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
777 (*sse_prologue_save_insn1): Likewise.
778 (SSE prologue save splitter): Likewise.
780 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
782 * tree.c (free_lang_data_in_one_sizepos): New inline function.
783 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
784 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
785 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
786 all decls. Call it on DECL_FIELD_OFFSET of fields.
787 (find_decls_types_r): Follow DECL_VALUE_EXPR.
788 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
790 2010-05-04 Martin Jambor <mjambor@suse.cz>
792 * tree-sra.c (build_access_from_expr_1): The first parameter type
793 changed to simple tree.
794 (build_access_from_expr): Likewise, gsi parameter was eliminated.
795 (scan_assign_result): Renamed to assignment_mod_result, enum elements
797 (build_accesses_from_assign): Removed all parameters except for a
798 simple gimple statement. Now returns a simple bool.
799 (scan_function): All non-analysis parts moved to separate functions
800 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
801 parameters and updated both callers.
802 (sra_modify_expr): Removed parameter data.
803 (sra_modify_function_body): New function.
804 (perform_intra_sra): Call sra_modify_function_body to modify the
806 (replace_removed_params_ssa_names): Parameter data changed into
808 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
809 changed the parameter dont_convert to convert with the opposite
811 (sra_ipa_modify_assign): Parameter data changed into adjustments
812 vector, return value changed to bool.
813 (ipa_sra_modify_function_body): New function.
814 (sra_ipa_reset_debug_stmts): Updated a comment.
815 (modify_function): Use ipa_sra_modify_function_body to modify function
818 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
821 * alias.c (true_dependence): Handle the same VALUE in x and mem.
822 (canon_true_dependence): Likewise.
823 (write_dependence_p): Likewise.
825 2010-05-04 Jan Hubicka <jh@suse.cz>
827 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
828 * cgraphbuild.c: Include ipa-utils.h
829 (record_reference_ctx): New struct.
830 (record_reference): Simplify to work on initializers; not statements.
831 (mark_address, mark_load, mark_store): New.
832 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
834 (record_references_in_initializer): Update use of record_reference.
835 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
838 2010-05-04 Jan Hubicka <jh@suse.cz>
840 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
841 node will be removed anyway.
842 (lto_varpool_replace_node): Allow also unanalyzed nodes;
843 relink aliases of node into prevailing node.
844 * varpool.c (varpool_remove_node): Remove aliases properly;
845 when removing node, remove all its aliases too; remove DECL_INITIAL
846 of removed node; ggc_free the varpool node.
848 2010-05-04 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/43879
851 * tree-ssa-structalias.c (alias_get_name): Use
852 DECL_ASSEMBLER_NAME if available.
853 (create_function_info_for): Return the varinfo node.
854 (ipa_pta_execute): Associate same-body aliases and extra names
855 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
857 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
859 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
861 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
864 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
865 only if HONOR_REG_ALLOC_ORDER is not defined.
867 2010-05-04 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/43949
870 * tree-vrp.c (extract_range_from_binary_expr): Only handle
873 2010-04-26 Jason Merrill <jason@redhat.com>
875 * c.opt (-fstrict-enums): New.
876 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
878 2010-05-03 David Ung <davidu@mips.com>
879 James E. Wilson <wilson@codesourcery.com>
881 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
882 emit the trap instruction before the divide for TUNE_74K.
884 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
886 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
887 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
888 based on the above, for new target hook.
890 * hooks.c (hook_bool_mode_true): New generic hook.
891 * hooks.h (hook_bool_mode_true): Add prototype.
893 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
895 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
896 target hook, set to hook_bool_mode_false.
897 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
898 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
899 with targetm.small_register_classes_for_mode_p.
900 (find_reusable_reload): Likewise.
901 (combine_reloads): Likewise.
902 * reload1.c (reload_as_needed): Likewise.
903 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
904 * ifcvt.c (noce_process_if_block, check_cond_move_block,
905 dead_or_predicable): Likewise.
906 * regmove.c (optimize_reg_copy_1): Likewise.
907 * calls.c (prepare_call_address): Likewise.
908 (precompute_register_parameters): Likewise.
910 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
912 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
913 implementation of the hook that considers all register classes
914 small except for SH64.
915 (sh_override_options): Use the new hook.
916 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
919 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
921 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
922 implementation of the hook that considers all register classes
924 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
927 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
929 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
930 implementation of the hook that considers all register classes
932 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
935 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
937 * config/m32c/m32c.h: Likewise.
938 * config/pdp11/pdp11.h: Likewise.
939 * config/avr/avr.h: Likewise.
940 * config/xtensa/xtensa.h: Likewise.
941 * config/m68hc11/m68hc11.h: Likewise.
942 * config/mn10300/mn10300.h: Likewise.
943 * config/mcore/mcore.h: Likewise.
944 * config/h8300/h8300.h: Likewise.
945 * config/bfin/bfin.h: Likewise.
947 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
948 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
950 2010-05-03 Anatoly Sokolov <aesok@post.ru>
952 * double-int.h (tree_to_double_int): Remove macro.
953 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
954 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
955 (tree_to_double_int): New function.
956 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
958 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
960 2010-05-03 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/43971
963 * tree-ssa-structalias.c (get_constraint_for_1): Fix
964 constraints in the !flag_delete_null_pointer_checks case.
966 2010-05-03 Jakub Jelinek <jakub@redhat.com>
969 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
970 result mode matches original rtl mode.
972 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
975 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
977 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
980 when processing flag options.
982 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
984 * gcov-iov.c (main): Change format string placeholder
985 from %#08x to 0x%08x.
986 * genchecksum.c (dosum): Change format string placeholder
987 from %#02x to 0x%02x.
989 2010-05-02 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/43879
992 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
994 2010-05-02 Bruno Haible <bruno@clisp.org>
996 * doc/extend.texi (Function Attributes): Fix a typo.
998 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1001 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1002 placeholder from 0x%x to %#x.
1003 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1004 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1005 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1006 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1007 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1008 * config/i386/i386.c (ix86_target_string): Ditto.
1009 * config/i386/i386.c (output_pic_addr_const): Ditto.
1010 (print_operand): Ditto.
1012 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1014 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1015 placeholder from 0x%x to %#x.
1016 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1017 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1018 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1019 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1020 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1021 * optc-gen.awk: Ditto.
1022 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1023 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1024 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1025 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1027 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1029 * target.h (struct calls): Add function_value_regno_p field.
1030 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1031 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1032 * targhooks.c (default_function_value_regno_p): New function.
1033 * targhooks.h (default_function_value_regno_p): Declare function.
1034 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1035 * builtins.c. (apply_result_size): (Ditto.).
1036 * combine.c. (likely_spilled_retval_p): (Ditto.).
1037 * mode-switching.c. Include 'target.h'.
1038 (create_pre_exit): Use function_value_regno_p hook.
1039 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1040 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1041 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1043 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1044 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1045 (ix86_function_value_regno_p): Declare as static, change argument
1046 type to const unsigned int.
1047 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1049 2010-05-01 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/43949
1052 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1054 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1056 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1058 * rtl.h (CONST_DOUBLE_P): Define.
1059 (rtx_to_double_int): Declare.
1060 * emit-rtl.c (rtx_to_double_int): New function.
1061 * dwarf2out.c (insert_double): New function.
1062 (loc_descriptor, add_const_value_attribute): Clean up, use
1063 rtx_to_double_int and insert_double functions.
1065 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1067 * doc/extend.texi (Inline): Add missing return keyword to examples.
1068 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1071 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1073 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1074 the variable part of the offset as well. Use highest_pow2_factor for
1075 all alignment checks.
1077 2010-04-30 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/43879
1080 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1083 2010-04-30 Jan Hubicka <jh@suse.cz>
1085 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1087 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1089 2010-04-30 Jan Hubicka <jh@suse.cz>
1091 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1093 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1094 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1095 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1096 cgraph_node_set_needs_ltrans_p): Remove.
1098 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1100 * sdbout.c: Include vec.h, do not include varray.h.
1101 (deferred_global_decls, sdbout_global_decl,
1102 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1103 * toplev.c: Do not include varray.h.
1104 (dump_memory_report): Do not dump VARRAY statistics.
1105 * gengtype.c (open_base_file): Ignore varray.h.
1106 * Makefile.in: Update for abovementioned changes.
1107 Remove all traces of varray.c and varray.h.
1108 * varray.c: Remove file.
1109 * varray.h: Remove file.
1111 2010-04-30 Jan Hubicka <jh@suse.cz>
1113 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1116 2010-04-30 Jan Hubicka <jh@suse.cz>
1118 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1121 2010-04-30 Richard Guenther <rguenther@suse.de>
1123 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1124 constraints for CONSTRUCTOR.
1126 2010-04-30 Richard Guenther <rguenther@suse.de>
1129 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1130 first after all lowering passes.
1132 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1134 * toplev.c: Include varray.h for statistics dumping.
1135 * tree.h: Do not declare varray_head_tag.
1136 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1137 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1138 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1139 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1140 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1141 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1142 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1143 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1145 * Makefile.in: Update for abovementioned changes.
1147 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1150 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1152 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1154 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1155 Use this function to do machine-specific conversion.
1156 (picochip_legitimize_reload_address): Likewise.
1157 (picochip_legitimate_address_p): Check valid base register only if
1159 (picochip_check_conditional_copy): Check for modw only if opnd is
1161 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1162 to call the function in c.
1163 * config/picochip/picochip-protos.h
1164 (picochip_legitimize_reload_address): Define.
1165 * config/picochip/picochip.md (supported_compare1): Define.
1167 2010-04-30 Jan Hubicka <jh@suse.cz>
1169 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1170 (cgraph_global_info): Remove inlined.
1171 (LTO_cgraph_tag_names): Remove.
1172 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1173 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1174 simplify cgraph tags and document.
1175 (lto_output_node): Use only LTO_cgraph_unavail_node and
1176 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1177 for_functions_valid, global info, process and output flags.
1178 (input_overwrite_node): Initialize estimated stack size and
1179 estimated growth. Do not read flags we no longer store.
1180 (input_node): Likewise do not read info no longer stored.
1181 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1184 2010-04-30 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/43879
1187 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1188 handle non-zero initializers.
1190 2010-04-30 Richard Guenther <rguenther@suse.de>
1192 * builtins.c (fold_builtin_1): Delete free (0).
1194 2010-04-29 Jan Hubicka <jh@suse.cz>
1196 * gengtype.c (open_base_files): Add lto-streamer.h
1197 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1198 (pass_ipa_cp): GGC collect.
1199 * toplev. (compile_file): Do not output symbols.
1200 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1201 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1202 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1203 * lto-section-in.c: Include ggc.h
1204 (lto_new_in_decl_state): Alloc in GGC.
1205 (lto_delete_in_decl_state): Likewise.
1206 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1209 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1212 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1213 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1214 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1215 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1216 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1217 account only if HONOR_REG_ALLOC_ORDER is not defined.
1218 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1219 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1221 2010-04-29 Jon Grant <04@jguk.org>
1223 * collect2.c (vflag): Change type from int to bool.
1225 (helpflag): New global bool.
1226 (main): Set vflag and debug with boolean, not integer truth values.
1227 Accept new "--help" option and output usage text if found.
1228 * collect2.h (vflag): Update prototype.
1231 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1234 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1236 2010-04-29 Richard Guenther <rguenther@suse.de>
1239 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1240 with ATTRIBUTE_UNUSED.
1242 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1245 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1246 INSN_P with NONDEBUG_INSN_P.
1247 (distance_non_agu_define): Likewise.
1248 (distance_agu_use): Likewise.
1250 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1252 From Dominique d'Humieres <dominiq@lps.ens.fr>
1254 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1257 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1259 * plugin.h (invoke_plugin_callbacks): New inline function.
1260 * plugin.c (flag_plugin_added): New global flag.
1261 (add_new_plugin): Initialize above flag.
1262 (invoke_plugin_callbacks): Rename to ...
1263 (invoke_plugin_callbacks_full): ... this.
1265 2010-04-28 Jan Hubicka <jh@suse.cz>
1267 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1268 (lto_varpool_replace_node): New.
1269 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1270 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1271 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1272 * cgraph.h (varpool_node_ptr): New type.
1273 (varpool_node_ptr): New vector.
1274 (varpool_node_set_def): New structure.
1275 (varpool_node_set): New type.
1276 (varpool_node_set): New vector.
1277 (varpool_node_set_element_def): New structure.
1278 (varpool_node_set_element, const_varpool_node_set_element): New types.
1279 (varpool_node_set_iterator): New type.
1280 (varpool_node): Add prev pointers, add used_from_other_partition,
1282 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1283 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1284 varpool_get_node, varpool_remove_node): Declare.
1285 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1286 varpool_node_set_size): New inlines.
1287 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1288 * tree-pass.h (varpool_node_set_def): Forward declare.
1289 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1290 (ipa_write_optimization_summaries): Update prototype.
1291 * ipa-cp.c (ipcp_write_summary): Update.
1292 * ipa-reference.c (ipa_reference_write_summary): Update.
1293 * lto-cgraph.c (lto_output_varpool_node): New static function.
1294 (output_varpool): New function.
1295 (input_varpool_node): New static function.
1296 (input_varpool_1): New function.
1297 (input_cgraph): Input varpool.
1298 * ipa-pure-const.c (pure_const_write_summary): Update.
1299 * lto-streamer-out.c (lto_output): Update, output varpool too.
1300 (write_global_stream): Kill WPA hack.
1301 (produce_asm_for_decls): Update.
1302 (output_alias_pair_p): Handle variables.
1303 (output_unreferenced_globals): Output only needed partition of varpool.
1304 * ipa-inline.c (inline_write_summary): Update.
1305 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1307 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1308 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1309 varpool_node_set_new, varpool_node_set_add,
1310 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1311 debug_varpool_node_set): New functions.
1312 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1313 (execute_one_pass): Process new decls too.
1314 (ipa_write_summaries_2): Pass around vsets.
1315 (ipa_write_summaries_1): Likewise.
1316 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1318 (ipa_write_optimization_summaries_1): Pass around vsets.
1319 (ipa_write_optimization_summaries): Likewise.
1320 * varpool.c (varpool_get_node): New.
1321 (varpool_node): Update doubly linked lists.
1322 (varpool_remove_node): New.
1323 (dump_varpool_node): More dumping.
1324 (varpool_enqueue_needed_node): Update doubly linked lists.
1325 (decide_is_variable_needed): Kill ltrans hack.
1326 (varpool_finalize_decl): Kill lto hack.
1327 (varpool_assemble_decl): Skip decls in other partitions.
1328 (varpool_assemble_pending_decls): Update doubly linkes lists.
1329 (varpool_empty_needed_queue): Likewise.
1330 (varpool_extra_name_alias): Likewise.
1331 * lto-streamer.c (lto_get_section_name): Add vars section.
1332 * lto-streamer.h (lto_section_type): Update.
1333 (output_varpool, input_varpool): Declare.
1335 2010-04-28 Mike Stump <mikestump@comcast.net>
1337 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1339 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1341 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1342 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1343 (lto_input_ts_type_tree_pointers): Likewise.
1344 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1345 (lto_output_ts_type_tree_pointers): Likewise.
1347 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1349 Uniquization of constants at the Tree level
1350 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1351 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1353 (tree_output_constant_def): Declare.
1354 * gimplify.c (gimplify_init_constructor): When using block copy, first
1355 uniquize the constant constructor on the RHS.
1356 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1357 DECL_IN_CONSTANT_POOL flag.
1358 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1359 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1361 (assemble_variable): Deal with symbols belonging to the tree constant
1363 (get_constant_section): Add ALIGN parameter and simplify.
1364 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1365 (assemble_constant_contents): Use the expression of the VAR_DECL.
1366 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1367 (tree_output_constant_def): New global function.
1368 (mark_constant): Use the expression of the VAR_DECL.
1369 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1371 (output_object_block): Likewise and assemble the expression.
1373 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1375 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1376 hash_tree, eq_tree): New tree hash table.
1377 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1378 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1379 lto_orig_address_remove): Reimplement.
1381 2010-04-28 Xinliang David Li <davidxl@google.com>
1384 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1385 (compute_uninit_opnds_pos): New function.
1386 (is_non_loop_exit_postdominating): New function.
1387 (compute_control_dep_chain): New function.
1388 (find_pdom): New function.
1389 (convert_control_dep_chain_into_preds): New function.
1390 (find_predicates): New function.
1391 (find_control_equiv_block): New function.
1392 (collect_phi_def_edges): New function.
1393 (find_def_preds): New function.
1394 (find_dom): New function.
1395 (dump_predicates): New function.
1396 (get_cmp_code): New function.
1397 (is_value_included_in): New function.
1398 (find_matching_predicate_in_rest_chains): New function.
1399 (use_pred_not_overlap_with_undef_path_pred): New function.
1400 (is_use_properly_guarded): New function.
1401 (normalize_cond_1): New function.
1402 (is_and_or_or): New function.
1403 (normalize_cond): New function.
1404 (is_gcond_subset_of): New function.
1405 (is_subset_of_any): New function.
1406 (is_or_set_subset_of): New function.
1407 (is_and_set_subset_of): New function.
1408 (is_norm_cond_subset_of): New function.
1409 (is_pred_expr_subset_of): New function.
1410 (is_pred_chain_subset_of): New function.
1411 (is_included_in): New function.
1412 (is_superset_of): New function.
1413 (find_uninit_use): New function.
1414 (warn_uninitialized_phi): New function.
1415 (compute_possibly_undefined_names): New function.
1416 (ssa_undefined_value_p): New function.
1417 (execute_late_warn_uninitialized): New function.
1418 * tree-ssa.c (ssa_undefined_value_p): Removed.
1419 (warn_uninit): Changed to extern.
1420 (warn_uninitialized_phi): Removed.
1421 (warn_uninitialized_vars): Changed to extern.
1422 (execute_late_warn_uninitialized): Removed
1423 * tree-flow.h: Add new prototypes.
1424 * timevar.def: Add new time variable.
1425 * Makefile.in: Add new build file.
1427 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1429 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1432 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1435 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1437 2010-04-28 Martin Jambor <mjambor@suse.cz>
1439 * cgraph.h (struct cgraph_node): New field indirect_calls.
1440 (struct cgraph_indirect_call_info): New type.
1441 (struct cgraph_edge): Removed field indirect_call. New fields
1442 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1443 (cgraph_create_indirect_edge): Declare.
1444 (cgraph_make_edge_direct): Likewise.
1445 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1446 * ipa-prop.h (struct ipa_param_call_note): Removed.
1447 (struct ipa_node_params): Removed field param_calls.
1448 (ipa_create_all_structures_for_iinln): Declare.
1449 * cgraph.c: Described indirect edges and uids in initial comment.
1450 (cgraph_add_edge_to_call_site_hash): New function.
1451 (cgraph_edge): Search also among the indirect edges, use
1452 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1453 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1454 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1456 (initialize_inline_failed): Assign a reason to indirect edges.
1457 (cgraph_create_edge_1): New function.
1458 (cgraph_create_edge): Moved some functionality to
1459 cgraph_create_edge_1.
1460 (cgraph_create_indirect_edge): New function.
1461 (cgraph_edge_remove_callee): Add an assert checking for
1463 (cgraph_edge_remove_caller): Special-case indirect edges.
1464 (cgraph_remove_edge): Likewise.
1465 (cgraph_set_edge_callee): New function.
1466 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1467 (cgraph_make_edge_direct): New function.
1468 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1469 the declaration of the call statement matches.
1470 (cgraph_node_remove_callees): Special-case indirect edges.
1471 (cgraph_clone_edge): Likewise.
1472 (cgraph_clone_node): Clone also the indirect edges.
1473 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1474 indirect_call, dump count of indirect_calls edges.
1475 * ipa-prop.c (iinlining_processed_edges): New variable.
1476 (ipa_note_param_call): Create indirect edges instead of
1477 creating notes. New parameter node.
1478 (ipa_analyze_call_uses): New parameter node, pass it on to
1479 ipa_note_param_call.
1480 (ipa_analyze_stmt_uses): Likewise.
1481 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1482 (print_edge_addition_message): Work on edges rather than on notes.
1483 (update_call_notes_after_inlining): Likewise, renamed to
1484 update_indirect_edges_after_inlining.
1485 (ipa_create_all_structures_for_iinln): New function.
1486 (ipa_free_node_params_substructures): Do not free notes.
1487 (ipa_edge_duplication_hook): Propagate bits within
1488 iinlining_processed_edges bitmap.
1489 (ipa_node_duplication_hook): Do not duplicate notes.
1490 (free_all_ipa_structures_after_ipa_cp): Renamed to
1491 ipa_free_all_structures_after_ipa_cp.
1492 (free_all_ipa_structures_after_iinln): Renamed to
1493 ipa_free_all_structures_after_iinln.
1494 (ipa_write_param_call_note): Removed.
1495 (ipa_read_param_call_note): Removed.
1496 (ipa_write_indirect_edge_info): New function.
1497 (ipa_read_indirect_edge_info): Likewise.
1498 (ipa_write_node_info): Do not stream notes, do stream information
1500 (ipa_read_node_info): Likewise.
1501 (lto_ipa_fixup_call_notes): Removed.
1502 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1503 * ipa-inline.c (pass_ipa_inline): Likewise.
1504 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1505 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1506 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1508 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1510 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1511 (output_cgraph): Stream also indirect edges.
1512 (lto_output_edge): Added capability to stream indirect edges.
1513 (input_edge): Likewise.
1514 (input_cgraph_1): Likewise.
1515 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1518 2010-04-28 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/43879
1521 PR tree-optimization/43909
1522 * tree-ssa-structalias.c (struct variable_info): Add
1523 only_restrict_pointers flag.
1524 (new_var_info): Initialize it. Increment stats.total_vars here.
1525 (create_function_info_for): Do not increment stats.total_vars here.
1526 (get_function_part_constraint): Fix build with C++.
1527 (insert_into_field_list): Remove.
1528 (push_fields_onto_fieldstack): Properly merge fields.
1529 (create_variable_info_for): Split and simplify.
1530 (create_variable_info_for_1): New piece.
1531 (intra_create_variable_infos): Properly make restrict constraints
1534 2010-04-28 Richard Guenther <rguenther@suse.de>
1537 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1539 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1540 Jan Hubicka <hubicka@ucw.cz>
1542 * doc/invoke.texi (-Wsuggest-attribute=const,
1543 -Wsuggest-attribute=pure): Document.
1544 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1545 (function_always_visible_to_compiler_p,
1546 suggest_attribute, warn_function_pure, warn_function_const):
1548 (check_call): Improve debug info.
1549 (analyze_function): Do not check availability.
1550 (add_new_function): Check availability.
1551 (propagate): Output warnings.
1552 (skip_function_for_local_pure_const): New function.
1553 (local_pure_const): Use it; output warnings.
1554 * common.opt (Wsuggest-attribute=const,
1555 Wsuggest-attribute=pure): New.
1557 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1559 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1560 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1561 or DW_CFA_def_cfa_offset{,_sf}.
1563 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1565 * tree.h: Fix truncated long macros.
1567 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1569 * collect2.c (TARGET_64BIT): Redefine to target's default.
1570 * tlink.c: Likewise.
1571 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1572 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1573 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1574 for underscoring __USER_LABEL_PREFIX__.
1575 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1576 (SUB_LINK_ENTRY32): New.
1577 (SUB_LINK_ENTRY64): New.
1578 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1579 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1580 (SUB_LINK_ENTRY64): New.
1581 (SUB_LINK_ENTRY): New.
1582 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1583 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1584 x64 target is choosen.
1585 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1586 * configure: Regenerated.
1587 * configure.ac (leading-mingw64-underscores): Option added.
1589 2010-04-27 Jan Hubicka <jh@suse.cz>
1591 * doc/invoke.texi (-fipa-profile): Document.
1592 * opts.c (decode_options): Enable ipa-profile at -O1.
1593 * timevar.def (TV_IPA_PROFILE): Define.
1594 * common.opt (fipa-profile): Add.
1595 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1597 (cgraph_propagate_frequency): Handle only local ones.
1598 * tree-pass.h (pass_ipa_profile): Declare.
1599 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1600 (pass_ipa_profile): Use TV_IPA_PROFILE.
1601 * ipa.c (ipa_profile): New function.
1602 (gate_ipa_profile): Likewise.
1603 (pass_ipa_profile): New global variable.
1604 * passes.c (pass_ipa_profile): New.
1606 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1608 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1610 2010-04-27 Martin Jambor <mjambor@suse.cz>
1613 * ipa.c (dissolve_same_comdat_group_list): New function.
1614 (function_and_variable_visibility): Call
1615 dissolve_same_comdat_group_list when comdat group contains external or
1617 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1618 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1620 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1622 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1623 (const_hash_1) <VECTOR_CST>: New case.
1624 (compare_constant) <VECTOR_CST>: Likewise.
1625 <ADDR_EXPR>: Deal with LABEL_REFs.
1626 (copy_constant) <VECTOR_CST>: New case.
1628 2010-04-27 Jan Hubicka <jh@suse.cz>
1630 * cgraph.c (cgraph_propagate_frequency): New function.
1631 * cgraph.h (cgraph_propagate_frequency): Declare.
1632 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1633 cgraph_propagate_frequency.
1635 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1637 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1639 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1642 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1643 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1644 here to determine which regs to push and how much stack to reserve.
1646 2010-04-27 Jie Zhang <jie@codesourcery.com>
1648 * doc/gimple.texi (gimple_statement_with_ops): Remove
1649 addresses_taken field.
1650 (gimple_statement_with_memory_ops): Likewise.
1652 2010-04-27 Jan Hubicka <jh@suse.cz>
1654 * tree-inline.c (eni_inlining_weights): Remove.
1655 (estimate_num_insns): Special case more builtins.
1657 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1660 * c-typeck.c (build_binary_op): Move forward check for comparison
1661 pointer with null pointer constant and adjust the diagnostic message.
1663 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1666 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1667 binutils supports extended .section directive needed by LTO, or
1668 warn if older binutils found.
1669 (LTO_BINARY_READER): New AC_SUBST'd variable.
1670 (LTO_USE_LIBELF): Likewise.
1671 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1673 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1674 (LTO_USE_LIBELF): Likewise.
1675 * configure: Regenerate.
1677 * collect2.c (is_elf): Rename from this ...
1678 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1679 object files in addition to ELF-formatted ones.
1680 (scan_prog_file): Caller updated. Also allow for LTO info marker
1681 symbol to be prefixed or not by an extra underscore.
1683 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1684 * config/i386/winnt.c: Also #include lto-streamer.h
1685 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1687 (i386_pe_asm_output_aligned_decl_common): Add comment.
1688 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1690 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1693 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1694 Add missing earlyclobber for second alternative.
1696 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1698 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1699 bits for artificial defs at the top of the block.
1700 * fwprop.c (single_def_use_enter_block): Don't call it.
1702 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1705 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1706 instead of "$gcc_cv_objdump -T".
1707 Use "-undefined dynamic_lookup" on darwin.
1708 * gcc/configure: Regenerate.
1710 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1713 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1715 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1717 * c-parser.c (struct c_token): Move location field up.
1718 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1719 (struct c_declspecs): Convert typespec_word, storage_class, and
1720 default_int_p into bitfields.
1721 (struct c_declarator): Move loc field up.
1723 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1725 * cfgloop.h (struct loop): Move can_be_parallel field up.
1726 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1727 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1729 (struct iv_cand): Convert pos field into a bitfield.
1730 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1732 (struct _stmt_vec_info): Shuffle fields for better packing.
1734 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1736 * varasm.c (IN_NAMED_SECTION): Remove guard.
1737 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1738 (IN_NAMED_SECTION_P): ...this.
1739 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1740 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1742 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1744 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1745 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1746 of shadowing it. Fix comments.
1748 2010-04-26 Jan Hubicka <jh@suse.cz>
1750 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1751 (cgraph_clone_node): Copy function frequency.
1752 * cgraph.h (node_frequency): New enum
1753 (struct cgraph_node): Add.
1754 * final.c (rest_of_clean_state): Update.
1755 * lto-cgraph.c (lto_output_node): Output node frequency.
1756 (input_overwrite_node): Input node frequency.
1757 * tre-ssa-loop-ivopts (computation_cost): Update.
1758 * lto-streamer-out.c (output_function): Do not output function
1760 * predict.c (maybe_hot_frequency_p): Update and handle functions
1762 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1764 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1765 (compute_function_frequency): Set noreturn functions to be executed
1767 (choose_function_section): Update.
1768 * lto-streamer-in.c (input_function): Do not input function frequency.
1769 * function.c (allocate_struct_function): Do not initialize function
1771 * function.h (function_frequency): Remove.
1772 (struct function): Remove function frequency.
1773 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1774 (try_update): Update.
1775 * tree-inline.c (initialize_cfun): Do not update function frequency.
1776 * passes.c (pass_init_dump_file): Update.
1777 * i386.c (ix86_compute_frame_layout): Update.
1778 (ix86_pad_returns): Update.
1780 2010-04-26 Jie Zhang <jie@codesourcery.com>
1782 PR tree-optimization/43833
1783 * tree-vrp.c (range_int_cst_p): New.
1784 (range_int_cst_singleton_p): New.
1785 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1786 when both operands are constants. Use range_int_cst_p in
1789 2010-04-26 Jan Hubicka <jh@suse.cz>
1791 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1793 2010-04-26 Richard Guenther <rguenther@suse.de>
1796 * gimple.c (gimple_decl_printable_name): Deal gracefully
1797 with a NULL DECL_NAME.
1799 2010-04-26 Richard Guenther <rguenther@suse.de>
1802 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1803 if emitting debug information and it is either a function
1804 or a namespace decl.
1806 2010-04-26 Ira Rosen <irar@il.ibm.com>
1808 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1809 determine if the statement is vectorizable, and a macro to access it.
1810 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1811 Skip statements that can't be vectorized. If the analysis fails,
1812 mark the statement as unvectorizable if vectorizing basic block.
1813 (vect_compute_data_refs_alignment): Likewise.
1814 (vect_verify_datarefs_alignment): Skip statements marked as
1815 unvectorizable. Add print.
1816 (vect_analyze_group_access): Skip statements that can't be
1817 vectorized. If the analysis fails, mark the statement as
1818 unvectorizable if vectorizing basic block.
1819 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1820 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1821 generated stmts for SLP.
1822 (new_stmt_vec_info): Initialize the new field.
1823 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1824 statements marked as unvectorizable.
1826 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1828 * c-common.c (flag_isoc1x): New.
1829 (flag_isoc99): Update comment.
1830 * c-common.h (flag_isoc1x): New.
1831 (flag_isoc99): Update comment.
1832 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1833 __<type>_DECIMAL_DIG__.
1834 * c-opts.c (set_std_c1x): New.
1835 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1836 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1837 * c.opt (-std=c1x, -std=gnu1x): New options.
1838 * doc/cpp.texi: Mention -std=c1x.
1839 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1840 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1841 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1842 * doc/standards.texi: Mention C1X.
1843 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1844 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1845 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1848 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1851 placeholder from 0x%x to %#x.
1852 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1853 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1854 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1855 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1856 * config/i386/i386.c (ix86_target_string): Ditto.
1857 (output_pic_addr_const): Ditto.
1858 (print_operand): Ditto.
1860 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1862 * combine.c (find_split_point): Add third argument. Use it
1863 to find nested multiply-accumulate instructions. Adjust calls.
1864 (try_combine): Adjust call to find_split_point.
1866 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1868 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1870 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1872 PR tree-optimization/41442
1873 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1874 (fold_binary_loc): Call it.
1876 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1878 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1879 * opts.c (common_handle_option): Allow disabling it.
1880 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1882 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1884 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1885 between modes if both types are integral.
1887 2010-04-23 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/43572
1890 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1892 2010-04-23 Richard Guenther <rguenther@suse.de>
1895 * tree-inline.c (tree_can_inline_p): Also check compatibility
1898 2010-04-23 Martin Jambor <mjambor@suse.cz>
1900 PR tree-optimization/43846
1901 * tree-sra.c (struct access): New flag grp_assignment_read.
1902 (build_accesses_from_assign): Set grp_assignment_read.
1903 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1904 (enum mark_read_status): New type.
1905 (analyze_access_subtree): Propagate grp_assignment_read, create
1906 accesses also if both direct_read and root->grp_assignment_read.
1908 2010-04-23 Martin Jambor <mjambor@suse.cz>
1911 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1912 function does not have type attributes.
1914 2010-04-23 Richard Guenther <rguenther@suse.de>
1917 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1920 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1922 * sese.h (create_if_region_on_edge): Remove.
1924 * sese.c (create_if_region_on_edge): Make static.
1926 * tree-inline.c: Do not include ggc.h.
1928 * expr.c: Do not include ggc.h.
1930 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1933 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1936 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1937 in the middle of insns for casesi_worker_2.
1939 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1941 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1943 2010-04-22 Ira Rosen <irar@il.ibm.com>
1945 PR tree-optimization/43842
1946 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1947 loop unrolling in update of exit phis. Fix comment.
1948 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1949 least two reduction statements in the loop before starting SLP
1952 2010-04-22 Nick Clifton <nickc@redhat.com>
1954 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1956 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1958 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1961 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1963 * tree-parloops.c (loop_parallel_p): New argument
1964 parloop_obstack. Pass it down.
1965 (parallelize_loops): New variable parloop_obstack. Initialize it,
1966 pass it down, free it.
1968 * tree-loop-linear.c (linear_transform_loops): Pass down
1971 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1972 of type struct obstack *.
1974 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1975 scratch_obstack. Initialize it, pass down, free it.
1977 * lambda.h (lambda_loop_new): Remove.
1978 (lambda_matrix_new, lambda_matrix_inverse)
1979 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1980 argument of type struct obstack *.
1982 * lambda-trans.c (lambda_trans_matrix_new): New argument
1983 lambda_obstack. Pass it down, use obstack allocation for ret.
1984 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1987 * lambda-mat.c (lambda_matrix_get_column)
1988 (lambda_matrix_project_to_null): Remove.
1989 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1991 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1994 * lambda-code.c (lambda_loop_new): New function.
1995 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1996 (lambda_compute_auxillary_space, lambda_compute_target_space)
1997 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1998 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1999 (build_access_matrix): New argument lambda_obstack. Use obstack
2001 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2002 argument lambda_obstack. Pass it down.
2004 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2006 * optabs.h (expand_widening_mult): Declare.
2008 2010-04-22 Richard Guenther <rguenther@suse.de>
2010 PR tree-optimization/43845
2011 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2012 lookup the CALL_EXPR function and arguments.
2014 2010-04-22 Nick Clifton <nickc@redhat.com>
2016 * config/stormy16/stormy16.c
2017 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2018 * config/stormy16/stormy16.h: Tidy up formatting.
2019 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2020 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2021 (ineqbranchsi): Delete pattern.
2022 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2023 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2024 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2025 stormy16-lib2-ucmpsi2.c.
2027 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2029 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2030 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2031 extra set merge_set_noclobber, and use it to relax the final test
2033 * df.h (df_simulate_find_noclobber_defs): Declare.
2034 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2036 (df_simulate_find_noclobber_defs): New function.
2038 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386.md: Use {} around multi-line preparation statements.
2042 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2044 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2045 (process_init_element): New argument of type struct obstack *.
2047 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2048 (set_init_index, set_init_label, set_nonincremental_init)
2049 (set_nonincremental_init_from_string, find_init_member)
2050 (output_init_element, output_pending_init_elements)
2051 (process_init_element): New argument braced_init_obstack. Pass it
2053 (push_range_stack, add_pending_init): New argument
2054 braced_init_obstack. Use obstack allocation.
2056 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2057 braced_init_obstack. Pass it down.
2058 (c_parser_braced_init): New variables ret, braced_init_obstack.
2059 Initialize obstack, pass it down and finally free it.
2061 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2064 * tree-pass.h (pass_optimize_widening_mul): Declare.
2065 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2066 gate_optimize_widening_mul): New static functions.
2067 (pass_optimize_widening_mul): New.
2068 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2069 <case MULT_EXPR>: Remove support for widening multiplies.
2070 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2071 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2072 simplify_gen_unary rather than directly building extensions.
2073 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2075 * expmed.c (expand_widening_mult): New function.
2076 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2078 2010-04-21 Jan Hubicka <jh@suse.cz>
2080 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2081 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2082 * lto-wpa-fixup.c: Remove.
2083 * Makefile.in (lto-wpa-fixup.o): Remove.
2084 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2085 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2086 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2088 2010-04-21 Jan Hubicka <jh@suse.cz>
2090 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2091 add write_optimization_summary, read_optimization_summary.
2092 (ipa_write_summaries_of_cgraph_node_set): Remove.
2093 (ipa_write_optimization_summaries): Declare.
2094 (ipa_read_optimization_summaries): Declare.
2095 * ipa-cp.c (pass_ipa_cp): Update.
2096 * ipa-reference.c (pass_ipa_reference): Update.
2097 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2098 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2100 * ipa-inline.c (pass_ipa_inline): Update.
2101 * ipa.c (pass_ipa_whole_program): Update.
2102 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2103 * passes.c (ipa_write_summaries_1): Do not test wpa.
2104 (ipa_write_optimization_summaries_1): New.
2105 (ipa_write_optimization_summaries): New.
2106 (ipa_read_summaries): Do not test ltrans.
2107 (ipa_read_optimization_summaries_1): New.
2108 (ipa_read_optimization_summaries): New.
2110 2010-04-21 Jan Hubicka <jh@suse.cz>
2112 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2114 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2116 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2119 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2120 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2122 2010-04-21 Jan Hubicka <jh@suse.cz>
2124 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2126 2010-04-21 Jan Hubicka <jh@suse.cz>
2128 * varpool.c (decide_is_variable_needed): Variable is always needed
2131 2010-04-21 Jan Hubicka <jh@suse.cz>
2133 * opts.c (decode_options): Enable pure-const pass for whopr.
2135 2010-04-21 Jan Hubicka <jh@suse.cz>
2137 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2138 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2140 (cgraph_decide_inlining): Do not expect callee to be removed in all
2143 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2145 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2147 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2150 amdfam10_decode attributes.
2152 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2155 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2156 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2157 (lower_copyprivate_clauses): Use private var in outer
2158 context instead of original var. Make sure the types
2159 are correct for VLAs.
2161 2010-04-21 Richard Guenther <rguenther@suse.de>
2163 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2164 to non-pointer objects.
2166 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2168 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2169 last chain entry if it starts with the still current label.
2170 (add_location_or_const_value_attribute): Check that
2171 loc_list->first->next is NULL instead of comparing ->first with ->last.
2172 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2173 to add_var_loc_to_decl.
2175 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2176 >= 4 add also address size and segment size fields into CIE header.
2178 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2179 long as address size is the same as sizeof (void *) and
2181 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2182 address size or segment size is unexpected, return DW_EH_PE_omit.
2183 (classify_object_over_fdes): If get_cie_encoding returned
2184 DW_EH_PE_omit, return -1.
2185 (init_object): If classify_object_over_fdes returned -1,
2186 pretend there were no FDEs at all.
2188 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2191 bswap{si,di}2 using SWI48 mode iterator.
2192 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2193 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2194 set modrm attribute of bswap insn to 0 and remove length attribute.
2195 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2196 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2197 set mode attribute to <MODE> and remove length attribute.
2199 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2201 PR rtl-optimization/43520
2202 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2203 zero available registers.
2205 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2207 * builtins.c (fold_builtin_cproj): Fold more cases.
2209 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2211 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2212 (fold_builtin_1): Fold builtin cproj.
2213 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2214 Use ATTR_CONST_NOTHROW_LIST.
2216 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2219 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2220 ffsi2_no_cmove for !TARGET_CMOVE.
2221 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2222 (ffssi2): Remove expander.
2223 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2225 (ctz<mode>2): Ditto from ctz{si,di}2.
2226 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2228 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2231 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2233 * dwarf2out.c (AT_linkage_name): Define.
2234 (clone_as_declaration): Handle DW_AT_linkage_name.
2235 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2236 of DW_AT_MIPS_linkage_name.
2237 (move_linkage_attr): Likewise.
2238 (dwarf2out_finish): Likewise.
2240 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2243 * fold-const.c (fold_comparison): New folding rule.
2245 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2247 * double-int.h (double_int_setbit): Declare.
2248 * double-int.c (double_int_setbit): New function.
2249 * rtl.h (immed_double_int_const): Declare.
2250 * emit-rtl.c (immed_double_int_const): New function.
2251 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2252 and immed_double_int_const functions.
2253 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2254 expand_copysign_bit): (Ditto.).
2255 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2256 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2257 * dojump.c (prefer_and_bit_test): (Ditto.).
2258 * expr.c (convert_modes, reduce_to_bit_field_precision,
2259 const_vector_from_tree): (Ditto.).
2260 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2262 2010-04-20 Jan Hubicka <jh@suse.cz>
2264 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2265 (dump_cgraph_node): Dump new flags.
2266 * cgraph.h (struct cgraph_node): Add flags
2267 reachable_from_other_partition and in_other_partition.
2268 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2269 other partition can not be removed.
2270 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2271 the other partition must be output; silence sanity checking on
2272 leaking functions bodies from other paritition.
2273 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2274 (lto_output_node): Output new flags; do not sanity check that inline
2275 clones are output; drop lto_forced_extern_inline_p code; do not mock
2276 visibility flags at partition boundaries.
2277 (add_node_to): New function.
2278 (output_cgraph): Use it to sort functions so masters appear before
2280 (input_overwrite_node): Input new flags.
2281 * passes.c (ipa_write_summaries): Do not call
2282 lto_new_extern_inline_states.
2283 * lto-section-out.c (forced_extern_inline,
2284 lto_new_extern_inline_states lto_delete_extern_inline_states,
2285 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2286 * lto-streamer.h (lto_new_extern_inline_states,
2287 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2288 lto_forced_extern_inline_p): Kill.
2290 2010-04-20 Richard Guenther <rguenther@suse.de>
2292 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2293 from vars that can have pointers.
2294 (process_constraint): Dump useless constraints.
2296 2010-04-20 Richard Guenther <rguenther@suse.de>
2298 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2299 (dump_sa_points_to_info): Remove asserts.
2300 (init_base_vars): nothing_id isn't an escape point nor does it
2303 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2305 * tree.h (TYPE_REF_IS_RVALUE): Define.
2306 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2307 should_move_die_to_comdat, prune_unused_types_walk): Handle
2308 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2309 (modified_type_die, gen_reference_type_die): Emit
2310 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2311 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2313 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2316 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2317 calls for -fpic -m31 if they have been sibcall optimized.
2319 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2321 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2322 ar.lc fixed and call-used.
2324 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2326 2010-04-19 Jan Hubicka <jh@suse.cz>
2328 * opts.c (decode_options): Disable whpr incompatible passes.
2329 * lto/lto.c (lto_1_to_1_map): Skip clones.
2330 (read_cgraph_and_symbols): Do not mark everything as needed.
2331 (do_whole_program_analysis): Do map only after optimizing;
2332 set proper cgraph_state; use passmanager.
2334 2010-04-19 DJ Delorie <dj@redhat.com>
2336 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2337 POINTER_PLUS_EXPR and fix them.
2339 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2341 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2342 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2343 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2344 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2345 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2346 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2347 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2348 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2349 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2350 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2351 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2353 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2355 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2356 (check_cond_move_block): Likewise.
2357 (cond_move_process_if_block): Likewise.
2358 (noce_find_if_block): Improve formatting.
2359 (find_if_header): Pass 0 to memset and tweak conditions.
2360 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2362 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2364 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2368 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2369 with non-local decl doesn't need chain.
2371 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2373 * ira-color.c (allocno_reload_assign): Avoid accumulating
2374 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2376 2010-04-19 Martin Jambor <mjambor@suse.cz>
2378 * gimple.h (create_tmp_reg): Declare.
2379 * gimplify.c (create_tmp_reg): New function.
2380 (gimplify_return_expr): Use create_tmp_reg.
2381 (gimplify_omp_atomic): Likewise.
2382 (gimple_regimplify_operands): Likewise.
2383 * tree-dfa.c (make_rename_temp): Likewise.
2384 * tree-predcom.c (predcom_tmp_var): Likewise.
2385 (reassociate_to_the_same_stmt): Likewise.
2386 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2387 (get_replaced_param_substitute): Likewise.
2388 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2389 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2390 * tree-ssa-pre.c (get_representative_for): Likewise.
2391 (create_expression_by_pieces): Likewise.
2392 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2393 (create_tailcall_accumulator): Likewise.
2395 2010-04-19 Martin Jambor <mjambor@suse.cz>
2397 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2399 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2401 2010-04-19 Richard Guenther <rguenther@suse.de>
2403 PR tree-optimization/43796
2404 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2405 from SCEV in the lattice.
2406 (vrp_visit_phi_node): Dump change.
2408 2010-04-19 Richard Guenther <rguenther@suse.de>
2410 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2411 * configure: Re-generated.
2413 2010-04-19 Richard Guenther <rguenther@suse.de>
2415 PR tree-optimization/43783
2416 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2417 constant ARRAY_REF operands two and three if possible.
2419 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2424 2010-04-19 Jie Zhang <jie@codesourcery.com>
2427 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2429 2010-04-19 Ira Rosen <irar@il.ibm.com>
2431 PR tree-optimization/37027
2432 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2433 and macro to access it.
2434 (vectorizable_reduction): Add argument.
2435 (vect_get_slp_defs): Likewise.
2436 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2437 statements for possible use in SLP.
2438 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2439 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2440 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2442 (vectorizable_reduction): Likewise.
2443 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2445 (vectorizable_type_demotion, vectorizable_type_promotion,
2446 vectorizable_store): Likewise.
2447 (vect_analyze_stmt): Update call to vectorizable_reduction.
2448 (vect_transform_stmt): Likewise.
2449 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2450 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2451 from different interleaving chains in same node.
2452 (vect_slp_rearrange_stmts): New function.
2453 (vect_supported_load_permutation_p): Allow load permutations for
2454 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2455 inside SLP nodes if necessary.
2456 (vect_analyze_slp_instance): Handle reductions.
2457 (vect_analyze_slp): Try to build SLP instances originating from groups
2459 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2460 (vect_get_constant_vectors): Create initial vectors for reductions
2461 according to reduction code. Add new argument.
2462 (vect_get_slp_defs): Add new argument, pass it to
2463 vect_get_constant_vectors.
2464 (vect_schedule_slp_instance): Remove SLP tree root statements.
2466 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2468 * tree.h (ENUM_IS_SCOPED): Define.
2469 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2470 for ENUM_IS_SCOPED enums.
2472 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2474 * fold-const.c (fold_comparison): Use ssizetype.
2475 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2476 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2477 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2478 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2480 * tree.h (initialize_sizetypes): Remove parameter.
2481 (build_common_tree_nodes): Remove second parameter.
2482 * stor-layout.c (initialize_sizetypes): Remove parameter.
2483 Always create an unsigned type.
2484 (set_sizetype): Assert that the passed type is unsigned and simplify.
2485 * tree.c (build_common_tree_nodes): Remove second parameter.
2486 Adjust call to initialize_sizetypes.
2487 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2488 build_common_tree_nodes.
2490 2010-04-18 Matthias Klose <doko@ubuntu.com>
2492 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2494 2010-04-18 Ira Rosen <irar@il.ibm.com>
2496 PR tree-optimization/43771
2497 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2498 load permutation doesn't have gaps.
2500 2010-04-18 Jan Hubicka <jh@suse.cz>
2502 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2503 (sse_prologue_save_insn expander): Use new pattern.
2504 (sse_prologue_save_insn1): New pattern and splitter.
2505 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2507 * i386.c (setup_incoming_varargs_64): Do not compute jump
2509 (ix86_gimplify_va_arg): Update alignment needed.
2510 (ix86_local_alignment): Do not align all local arrays to 128bit.
2512 2010-04-17 Jan Hubicka <jh@suse.cz>
2514 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2516 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2518 * arm.md (negdi2): Remove redundant code to force values into a
2521 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2523 * arm/bpabi.S: Add EABI alignment attributes to objects.
2524 * arm/bpabi-v6m.S: Likewise.
2525 * arm/crti.asm: Likewise.
2526 * arm/crtn.asm: Likewise.
2527 * arm/lib1funcs.asm: Likewise.
2528 * arm/libunwind.S: Likewise.
2530 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2532 * arm-protos.h (tune_params): New structure.
2533 * arm.c (current_tune): New variable.
2534 (arm_constant_limit): Delete.
2535 (struct processors): Add pointer to the tune parameters.
2536 (arm_slowmul_tune): New tuning option.
2537 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2538 (all_cores): Adjust to pick up the tuning model.
2539 (arm_constant_limit): New function.
2540 (arm_override_options): Select the appropriate tuning model. Delete
2541 initialization of arm_const_limit.
2542 (arm_split_constant): Use the new constant-limit model.
2543 (arm_rtx_costs): Pick up the current tuning model.
2544 * arm.md (is_strongarm, is_xscale): Delete.
2545 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2546 for Xscale variant architectures.
2547 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2549 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2551 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2553 (arm_rtx_costs_1): Remove unused variable extra_cost.
2554 (arm_unwind_emit_set): Use variable offset.
2555 (thumb1_output_casesi): Remove unused variable flags.
2557 2010-04-16 Jeff Law <law@redhat.com>
2559 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2560 needing assignment rather than doing a two-phase assignment. Remove
2561 unused variable 'm'.
2563 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2566 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2568 2010-04-16 Doug Kwan <dougkwan@google.com>
2570 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2571 (next_operand_entry_id): New static variable.
2572 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2573 (add_to_ops_vec): Assigned unique ID to operand entry.
2574 (struct oecount_s): New field ID.
2575 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2576 (undistribute_ops_list): Assign unique IDs to oecounts.
2577 (init_reassoc): reset next_operand_entry_id.
2579 2010-04-16 Doug Kwan <dougkwan@google.com>
2581 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2582 missing left parenthesis.
2584 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2586 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2587 *btdi_rex64 using SWI48 mode iterator.
2588 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2589 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2590 *jcc_btdi_mask_rex64.
2592 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2594 * double-int.h (tree_to_double_int): Convert to macro.
2595 * double-int.c (tree_to_double_int): Remove.
2597 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2600 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2601 with want_address 2 and in case a single element list might be
2602 possible, call it again with want_address 0.
2604 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2606 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2607 case 'W' print operands for HI mode.
2608 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2609 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2610 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2611 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2613 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2615 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2616 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2617 #xx:3 and #xx:4 mode.
2619 * config/h8300/h8300.md (inverted load with HImode dest): Add
2620 support for H8300SX.
2622 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2623 satisfy 'U' constraint.
2625 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2627 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2628 * configure: Regenerate.
2629 * config.in: Regenerate.
2630 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2633 2010-04-16 Richard Guenther <rguenther@suse.de>
2635 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2636 (struct tree_decl_common): ... here.
2637 (DECL_PT_UID): Adjust.
2638 (SET_DECL_PT_UID): Likewise.
2639 (DECL_PT_UID_SET_P): Likewise.
2641 2010-04-16 Richard Guenther <rguenther@suse.de>
2643 PR tree-optimization/43572
2644 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2645 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2646 * tree-flow.h (is_call_clobbered): Remove.
2647 * tree-flow-inline.h (is_call_clobbered): Likewise.
2648 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2649 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2650 (execute_return_slot_opt): Adjust.
2651 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2652 check for call clobbered vars here.
2653 (find_tail_calls): Move tailcall verification to the
2656 2010-04-16 Diego Novillo <dnovillo@google.com>
2658 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2660 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2663 * config/arm/arm.md (cbranchqi4): New pattern.
2664 * config/arm/predicates.md (const0_operand,
2665 cbranchqi4_comparison_operator): New predicates.
2667 2010-04-16 Richard Guenther <rguenther@suse.de>
2669 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2670 (dump_gimple_stmt): Likewise.
2672 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2674 * recog.h (struct recog_data): New field is_operator.
2675 (struct insn_operand_data): New field is_operator.
2676 * recog.c (extract_insn): Set recog_data.is_operator.
2677 * genoutput.c (output_operand_data): Emit code to set the
2679 * reload.c (find_reloads): Use it rather than testing for an
2680 empty constraint string.
2683 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2684 If the previous insn is a cbranchsi4_insn with the same arguments,
2685 omit the compare instruction.
2687 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2688 register, inputs must be low registers and we need a low register
2689 scratch. Handle alternative 2 like alternative 3.
2691 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2693 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2694 don't call get_addr on both. If one expression is a VALUE and
2695 the other a REG, check VALUE's locs if the REG isn't among them.
2697 2010-04-16 Christian Bruel <christian.bruel@st.com>
2699 * config/sh/sh.h (sh_frame_pointer_required): New function.
2700 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2701 (flag_omit_frame_pointer) Set.
2702 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2703 (rounded_frame_size): Adjust size with outgoing_args_size.
2704 (sh_set_return_address): Must return from stack pointer.
2705 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2706 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2707 (ACCUMULATE_OUTGOING_ARGS): Define.
2708 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2709 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2711 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2714 * config/sh/sh.c (sh_legitimize_reload_address): Use
2715 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2716 Remove a unneeded check for offset_base.
2718 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2720 * configure: Regenerated.
2722 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2724 * config/s390/s390.c (s390_call_save_register_used): Switch back
2725 to HARD_REGNO_NREGS.
2727 2010-04-15 Richard Guenther <rguenther@suse.de>
2729 * alias.c (alias_set_subset_of): Handle alias-set zero
2732 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2733 Julian Brown <julian@codesourcery.com>
2735 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2736 alternatives according to use of high and low regs.
2737 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2738 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2739 optimizing for size on Thumb-2.
2741 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2743 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2745 2010-04-15 Richard Guenther <rguenther@suse.de>
2747 * tree-ssa-structalias.c (struct variable_info): Add
2749 (new_var_info): Initialize it.
2750 (dump_constraints): Support printing last added constraints.
2751 (debug_constraints): Adjust.
2752 (dump_constraint_graph): Likewise.
2753 (make_heapvar_for): Check for NULL cfun.
2754 (get_function_part_constraint): New function.
2755 (get_fi_for_callee): Likewise.
2756 (find_func_aliases): Properly implement IPA PTA constraints.
2757 (process_ipa_clobber): New function.
2758 (find_func_clobbers): Likewise.
2759 (insert_into_field_list_sorted): Remove.
2760 (create_function_info_for): Properly allocate vars for IPA mode.
2761 Do not use insert_into_field_list_sorted.
2762 (create_variable_info_for): Properly generate constraints for
2763 global vars in IPA mode.
2764 (dump_solution_for_var): Always dump the solution.
2765 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2766 (find_what_var_points_to): Adjust.
2767 (pt_solution_set): Change.
2768 (pt_solution_ior_into): New function.
2769 (pt_solution_empty_p): Export.
2770 (pt_solution_includes_global): Adjust.
2771 (pt_solution_includes_1): Likewise.
2772 (pt_solutions_intersect_1): Likewise.
2773 (dump_sa_points_to_info): Check some invariants.
2774 (solve_constraints): Move constraint dumping ...
2775 (compute_points_to_sets): ... here.
2776 (ipa_pta_execute): ... and here.
2777 (compute_may_aliases): Do not re-compute points-to info
2778 locally if IPA info is available.
2779 (ipa_escaped_pt): New global var.
2780 (ipa_pta_execute): Properly implement IPA PTA.
2781 * tree-into-ssa.c (dump_decl_set): Support dumping
2782 decls not in referenced-vars.
2783 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2784 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2785 (dump_points_to_solution): Likewise.
2786 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2787 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2788 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2789 (copy_decl_to_var): Copy DECL_PT_UID.
2790 (copy_result_decl_to_var): Likewise.
2791 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2792 (copy_node_stat): Copy it.
2793 * tree.h (DECL_PT_UID): New macro.
2794 (SET_DECL_PT_UID): Likewise.
2795 (DECL_PT_UID_SET_P): Likewise.
2796 (struct tree_decl_minimal): Add pt_uid member.
2797 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2798 (pt_solution_empty_p): Declare.
2799 (pt_solution_set): Adjust.
2800 (ipa_escaped_pt): Declare.
2801 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2802 * gimple-pretty-print.c (pp_points_to_solution): New function.
2803 (dump_gimple_call): Dump call clobber/use information.
2804 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2805 * tree-pass.h (TDF_ALIAS): New dump option.
2806 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2807 * doc/invoke.texi (-fipa-pta): Update documentation.
2809 2010-04-15 Richard Guenther <rguenther@suse.de>
2811 * Makefile.in (OBJS-common): Add gimple-fold.o.
2812 (gimple-fold.o): New rule.
2813 * tree.h (maybe_fold_offset_to_reference,
2814 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2816 * gimple.h: ... here.
2817 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2818 may_propagate_address_into_dereference): Move prototypes ...
2819 * gimple.h: ... here.
2820 * tree-ssa-ccp.c (get_symbol_constant_value,
2821 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2822 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2823 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2824 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2825 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2826 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2827 gimplify_and_update_call_from_tree): Move ...
2828 * gimple-fold.c: ... here. New file.
2829 (ccp_fold_builtin): Rename to ...
2830 (gimple_fold_builtin): ... this.
2831 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2833 2010-04-15 Richard Guenther <rguenther@suse.de>
2835 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2836 fit_double_type, force_fit_type_double, add_double_with_sign,
2837 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2838 lrotate_double, rrotate_double, div_and_round_double): Move ...
2839 * double-int.c: ... here.
2840 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2841 add_double, neg_double, mul_double_with_sign, mul_double,
2842 lshift_double, rshift_double, lrotate_double, rrotate_double,
2843 div_and_round_double): Move prototypes ...
2844 * double-int.h: ... here.
2846 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2849 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2850 matching constraints to ensure inputs match the output.
2852 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2855 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2856 in an input-only operand.
2858 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2860 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2861 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2862 (double_int_negative_p): Convert to static inline function.
2863 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2864 (double_int_negative_p): Remove.
2865 * tree.h (lshift_double, rshift_double):
2866 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2867 * fold-const.c (fold_convert_const_int_from_real,
2868 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2869 (lshift_double): Change type of arith argument to bool.
2870 (rshift_double): Change type of arith argument to bool. Correct
2872 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2874 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2877 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2878 at the start and end of the then/else blocks, and omit them from the
2880 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2881 argument; all callers changed. Pass zero to old_insns_match_p instead.
2882 (flow_find_head_matching_sequence): New function.
2883 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2884 * basic-block.h (flow_find_cross_jump,
2885 flow_find_head_matching_sequence): Declare functions.
2887 2010-04-14 Jason Merrill <jason@redhat.com>
2890 * c-common.c (attribute_takes_identifier_p): New fn.
2891 * c-common.h: Declare it.
2893 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2897 (*udivmod<mode>4): Ditto.
2899 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2901 * config/i386/i386.md (maxmin_int): Rename code attribute from
2902 maxminiprefix and update all users.
2903 (maxmin_float): Ditto from maxminfprefix.
2904 (logic): Ditto from logicprefix.
2905 (absneg_mnemonic): Ditto from absnegprefix.
2906 * config/i386/mmx.md: Update all users of maxminiprefix,
2907 maxminfprefix and logicprefix for rename.
2908 * config/i386/sse.md: Ditto.
2909 * config/i386/sync.md (sync_<code><mode>): Update for
2912 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2915 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2916 warnings converted to errors.
2918 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2920 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2921 used insn_type variable.
2922 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2923 to avoid set-but-not-used warning.
2925 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2927 * df-core.c (df_ref_debug): Change format string placeholder
2929 * dwarf2asm.c (dw2_asm_output_data_raw,
2930 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2931 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2932 * dwarf2out.c (output_cfi, output_cfi_directive,
2933 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2934 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2936 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2937 * print-rtl.c (print_rtx): Ditto.
2939 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2942 * builtins.c (expand_builtin_pow_root): New function to expand pow
2943 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2944 series of sqrt and cbrt calls under -ffast-math.
2945 (expand_builtin_pow): Call it.
2947 2010-04-14 Michael Matz <matz@suse.de>
2949 PR tree-optimization/42963
2950 * tree-cfg.c (touched_switch_bbs): New static variable.
2951 (group_case_labels_stmt): New function broken out from ...
2952 (group_case_labels): ... here, use the above.
2953 (start_recording_case_labels): Allocate touched_switch_bbs.
2954 (end_recording_case_labels): Deallocate it, call
2955 group_case_labels_stmt.
2956 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2958 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2960 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2963 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2965 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2967 2010-04-13 Jan Hubicka <jh@suse.cz>
2969 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2970 of optimized out static functions.
2971 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2972 cost computation. Also sanity check for overflows.
2973 (update_caller_keys): Update cgraph_edge_badness call; properly
2974 update fibheap and sanity check that it is up to date.
2975 (add_new_edges_to_heap): Update cgraph_edge_badness.
2976 (cgraph_decide_inlining_of_small_function): Likewise;
2977 add sanity checking that badness in heap is up to date;
2978 improve dumping of reason; Update badness of calls to the
2979 offline copy of function currently inlined; dump badness
2980 of functions not inlined because of unit growth limits.
2982 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2985 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2986 because of sign-extension change when converting to sizetype here...
2987 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2989 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2990 the folding to constants. Remove redundant final conversion.
2991 (fold_binary) <associate>: Do not associate if the re-association of
2992 constants alone overflows.
2993 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2994 to the end of the list.
2995 (multiple_of_p) <COND_EXPR>: New case.
2997 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2999 * opt-functions.awk (opt_sanitized_name): New.
3001 * optc-gen.awk: Use it
3002 * opth-gen.awk: Use it.
3004 2010-04-13 Martin Jambor <mjambor@suse.cz>
3006 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3007 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3008 children. Call replace_uses_with_default_def_ssa_name to handle
3011 2010-04-13 Michael Matz <matz@suse.de>
3014 * builtins.c (expand_builtin_interclass_mathfn): Also create
3015 a register if the predicate doesn't match.
3017 2010-04-13 Diego Novillo <dnovillo@google.com>
3019 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3020 * c-pch.c: Include timevar.h.
3021 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3022 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3023 * ggc-common.c: Include timevar.h.
3024 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3025 * timevar.def (TV_PCH_SAVE): Define.
3026 (TV_PCH_CPP_SAVE): Define.
3027 (TV_PCH_PTR_REALLOC): Define.
3028 (TV_PCH_PTR_SORT): Define.
3029 (TV_PCH_RESTORE): Define.
3030 (TV_PCH_CPP_RESTORE): Define.
3032 2010-04-13 Michael Matz <matz@suse.de>
3034 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3036 (can_reassociate_p): New function.
3037 (break_up_subtract_bb, reassociate_bb): Use it.
3039 2010-04-13 Richard Guenther <rguenther@suse.de>
3042 * builtins.c (c_readstr): Fix assert.
3044 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3047 when generating cltd insn.
3049 (*ashl<mode>3_1): Remove special handling for register operand 2.
3050 (*ashlsi3_1_zext): Ditto.
3051 (*ashlhi3_1): Ditto.
3052 (*ashlhi3_1_lea): Ditto.
3053 (*ashlqi3_1): Ditto.
3054 (*ashlqi3_1_lea): Ditto.
3055 (*<shiftrt_insn><mode>3_1): Ditto.
3056 (*<shiftrt_insn>si3_1_zext): Ditto.
3057 (*<shiftrt_insn>qi3_1_slp): Ditto.
3058 (*<rotate_insn><mode>3_1): Ditto.
3059 (*<rotate_insn>si3_1_zext): Ditto.
3060 (*<rotate_insn>qi3_1_slp): Ditto.
3062 2010-04-13 Richard Guenther <rguenther@suse.de>
3064 * tree-ssa-structalias.c (callused_id): Remove.
3065 (call_stmt_vars): New.
3066 (get_call_vi): Likewise.
3067 (lookup_call_use_vi): Likewise.
3068 (lookup_call_clobber_vi): Likewise.
3069 (get_call_use_vi): Likewise.
3070 (get_call_clobber_vi): Likewise.
3071 (make_transitive_closure_constraints): Likewise.
3072 (handle_const_call): Adjust to do per-call call-used handling.
3073 (handle_pure_call): Likewise.
3074 (find_what_var_points_to): Remove general callused handling.
3075 (init_base_vars): Likewise.
3076 (init_alias_vars): Initialize call_stmt_vars.
3077 (compute_points_to_sets): Process call-used and call-clobbered
3078 vars for call statements.
3079 (delete_points_to_sets): Free call_stmt_vars.
3081 2010-04-13 Richard Guenther <rguenther@suse.de>
3083 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3084 Only add RW dependence for dependence distance zero.
3085 Adjust maximal vectorization factor according to dependences.
3086 Move alignment handling ...
3087 (vect_find_same_alignment_drs): ... here. New function.
3088 (vect_analyze_data_ref_dependences): Adjust.
3089 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3090 (vect_analyze_data_refs): Adjust minimal vectorization factor
3091 according to data references.
3092 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3093 dependences before determining the vectorization factor.
3094 Analyze alignment after determining the vectorization factor.
3095 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3096 dependences before alignment.
3097 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3099 (vect_analyze_data_refs): Likewise.
3100 (MAX_VECTORIZATION_FACTOR): New define.
3102 2010-04-13 Duncan Sands <baldrick@free.fr>
3104 * except.h (lang_eh_type_covers): Remove.
3105 * except.c (lang_eh_type_covers): Likewise.
3107 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3108 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3110 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3111 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3112 UNITS_PER_LONG where it is ABI relevant.
3113 (s390_return_addr_rtx): Likewise.
3114 (s390_back_chain_rtx): Likewise.
3115 (s390_frame_area): Likewise.
3116 (s390_frame_info): Likewise.
3117 (s390_initial_elimination_offset): Likewise.
3118 (save_gprs): Likewise.
3119 (s390_emit_prologue): Likewise.
3120 (s390_emit_epilogue): Likewise.
3121 (s390_function_arg_advance): Likewise.
3122 (s390_function_arg): Likewise.
3123 (s390_va_start): Likewise.
3124 (s390_gimplify_va_arg): Likewise.
3125 (s390_function_profiler): Likewise.
3126 (s390_optimize_prologue): Likewise.
3127 (s390_rtx_costs): Likewise.
3128 (s390_secondary_reload): Likewise.
3129 (s390_promote_function_mode): Likewise.
3130 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3131 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3132 registers available.
3133 (s390_unwind_word_mode): New function.
3134 (s390_function_value): Split 64 bit values into register pair if
3135 used as return value.
3136 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3137 function call parameters. Handle parallels.
3138 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3139 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3140 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3141 (s390_expand_setmem): Remove unused variable src_addr.
3142 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3143 deal with 64 bit registers.
3144 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3145 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3146 (UNITS_PER_LONG): New macro.
3147 * libjava/include/s390-signal.h: Define extended ucontext
3148 structure containing the upper halfs of the 64 bit registers.
3150 2010-04-13 Simon Baldwin <simonb@google.com>
3152 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3154 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3156 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3157 rvalue on the RHS if the LHS is of a non-renamable type.
3158 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3160 2010-04-13 Matthias Klose <doko@ubuntu.com>
3162 * gcc.c (cc1_options): Handle -iplugindir before processing
3163 the cc1 spec. Only add -iplugindir once.
3164 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3166 * common.opt (iplugindir): Remove `Separate' property, initialize.
3167 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3169 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3170 (distclean): Remove plugin dir.
3171 * doc/invoke.texi: Document -iplugindir.
3173 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3175 * doc/plugins.texi (Loading Plugins): Document short
3176 -fplugin=foo option.
3177 (Plugin API): Mention default_plugin_dir_name function.
3179 * gcc.c (find_file_spec_function): Add new declaration.
3180 (static_spec_func): Use it for "find-file".
3181 (find_file_spec_function): Add new function.
3182 (cc1_options): Add -iplugindir option if -fplugin* options found.
3184 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3186 * plugin.c (add_new_plugin): Updated comment, and handle short
3188 (default_plugin_dir_name): Added new function.
3190 * common.opt (iplugindir): New option to set the plugin directory.
3192 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.md (any_rotate): New code iterator.
3195 (rotate_insn): New code attribute.
3197 (SWIM124): New mode iterator.
3198 (<rotate_insn>ti3): New expander.
3199 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3200 any_rotate code iterator.
3201 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3202 using any_rotate code iterator and SWIM124 mode iterator.
3203 (ix86_rotlti3): New insn_and_split pattern.
3204 (ix86_rotrti3): Ditto.
3205 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3206 ix86_rotl{di,ti}3 patterns.
3207 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3208 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3209 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3210 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3211 code iterator and SWI mode iterator.
3212 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3213 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3215 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3216 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3217 (bswap rotatert splitter): Add splitter.
3218 (bswap splitter): Macroize splitter using any_rotate code iterator.
3219 Add insn predicate to split only for TARGET_USE_XCHGB or when
3220 optimizing function for size.
3222 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3224 * config/pa/pa.c (emit_move_sequence): Remove use of
3225 deleted variable flag_argument_noalias.
3227 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3229 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3231 Add to unsupported targets list.
3232 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3233 sparc*-sun-solaris2.[567]* from target lists.
3234 * configure: Regenerate.
3235 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3237 Remove Solaris 7 patch references.
3238 (Specific, sparc-sun-solaris2.7): Removed.
3239 (sparc-sun-solaris2*): Update Solaris 7 example.
3240 (sparc64-*-solaris2*): Likewise.
3242 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3244 * config.build (alpha*-dec-osf4*): Remove.
3245 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3246 of obsolete configurations.
3247 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3249 * config/alpha/t-osf4: Renamed to ...
3250 * config/alpha/t-osf5: ... this.
3251 * config/alpha/osf.h: Renamed to ...
3252 * config/alpha/osf5.h: ... this.
3253 Merged old osf5.h contents.
3255 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3256 (EXTRA_SPECS): Removed.
3257 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3258 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3261 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3263 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3265 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3268 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3269 __thiscall convention.
3271 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3273 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3275 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3277 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3279 * function.c (assign_parms_initialize_all): Add unused attribute
3282 2010-04-12 Richard Guenther <rguenther@suse.de>
3284 * gsstruct.def (GSS_CALL): New.
3285 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3286 * gimple.h: Include tree-ssa-alias.h.
3287 (struct gimple_statement_call): New.
3288 (union gimple_statement_struct_d): Add gimple_call member.
3289 (gimple_call_reset_alias_info): Declare.
3290 (gimple_call_use_set): New function.
3291 (gimple_call_clobber_set): Likewise.
3292 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3293 * gimple.c (gimple_call_reset_alias_info): New function.
3294 (gimple_build_call_1): Call it.
3295 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3296 * tree-inline.c (remap_gimple_stmt): Likewise.
3297 (expand_call_inline): Remove callused handling.
3298 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3299 * tree-dfa.c (dump_variable): Likewise.
3300 * tree-parloops.c (parallelize_loops): Likewise.
3301 * tree-ssa.c (init_tree_ssa): Likewise.
3302 (delete_tree_ssa): Likewise.
3303 * tree-flow-inline.h (is_call_used): Remove.
3304 * tree-flow.h (struct gimple_df): Remove callused member.
3305 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3306 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3307 (ref_maybe_used_by_call_p_1): Simplify.
3308 (call_may_clobber_ref_p_1): Likewise.
3309 * tree-ssa-structalias.c (compute_points_to_sets): Set
3310 the call stmt used and clobbered sets.
3311 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3312 (find_tail_calls): Verify the tail call.
3314 2010-04-12 Richard Guenther <rguenther@suse.de>
3316 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3317 single-iteration always-inline inlining.
3318 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3319 (cgraph_decide_inlining): Do not handle always-inline specially.
3320 (try_inline): Remove always-inline cycle detection special case.
3321 Do not recurse on always-inlines.
3322 (cgraph_early_inlining): Do not iterate if not optimizing.
3323 (cgraph_gate_early_inlining): remove.
3324 (pass_early_inline): Run unconditionally.
3325 (gate_cgraph_decide_inlining): New function.
3326 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3327 not inlining or optimizing.
3328 (cgraph_decide_inlining_of_small_functions): Also consider
3329 always-inline functions.
3330 (cgraph_default_inline_p): Return true for nodes which should
3331 disregard inline limits.
3332 (estimate_function_body_sizes): Assume zero size and time for
3333 nodes which are marked as disregarding inline limits.
3334 (cgraph_decide_recursive_inlining): Do not perform recursive
3335 inlining on always-inline nodes.
3337 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3340 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3341 for exprs satisfying handled_component_p.
3343 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3345 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3346 non-constant aggregate elements.
3348 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3349 is a real initialization.
3351 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3354 * c-decl.c (start_function): Move forward check for nested function.
3356 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3358 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3359 * config/sh/sh.c: Include reload.h.
3360 (sh_legitimize_reload_address): New.
3361 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3362 sh_legitimize_reload_address.
3364 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3366 * config/sh/sh.md (*movqi_pop): New insn pattern.
3367 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3369 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.md (any_shiftrt): New code iterator.
3372 (shiftrt_insn): New code attribute.
3374 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3375 using any_shiftrt code iterator.
3376 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3377 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3378 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3379 pattern from corresponding peephole2 patterns.
3380 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3381 using any_shiftrt code iterator.
3382 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3383 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3384 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3385 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3386 *{ashr,lshr}<mode>3_cmp_zext.
3387 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3389 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3393 (*lshr<mode>3_cconly): Ditto.
3395 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3397 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3398 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3399 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3400 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3402 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3403 from corresponding peephole2 patterns.
3404 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3405 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3406 and *lshrdi3_1_rex64 using SWI mode iterator.
3407 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3408 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3409 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3410 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3411 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3412 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3413 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3414 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3415 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3418 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3421 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3422 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3423 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3425 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3426 from corresponding peephole2 patterns.
3427 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3428 (ashrsi3_cvt): Rename from ashrsi3_31.
3429 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3430 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3431 and x86_64_shift_adj_3 using SWI48 mode iterator.
3432 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3433 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3434 and *ashrdi3_1_rex64 using SWI mode iterator.
3435 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3436 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3437 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3438 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3439 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3440 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3441 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3442 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3443 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3445 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3446 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3447 x86_shift<mode>_adj_3 expanders.
3449 2010-04-10 Wei Guozhi <carrot@google.com>
3452 * config/arm/arm.c (arm_pic_static_addr): New function.
3453 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3455 (arm_output_addr_const_extra): Output expression for new pattern.
3456 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3458 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3460 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3463 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3464 * web.c: Include "insn-config.h" and "recog.h".
3465 (union_match_dups): New function.
3466 (web_main): Call it.
3467 (union_defs): Don't try to recognize match_dups.
3469 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3470 if doing so would replace the entire pattern.
3472 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3476 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3477 and splitter pattern. Change splitter operand 1 predicate to
3480 2010-04-09 Martin Jambor <mjambor@suse.cz>
3482 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3483 lattices are addresses of CONST_DECLs with the same initial value.
3484 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3485 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3487 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3488 Bernd Schmidt <bernds@codesourcery.com>
3490 * loop-invariant.c (replace_uses): New static function.
3491 (move_invariant_reg): Use it to ensure we can replace the uses.
3493 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3495 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3497 (picochip_override_options): Enable section anchors only above -O1.
3498 (picochip_reorg): Fixed a couple of build warnings.
3500 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3502 * configure.ac (plugin -rdynamic test): Log result.
3503 * configure: Regenerate.
3504 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3505 (RDYNAMIC_SPEC): Define.
3506 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3508 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3510 * configure.ac: Determine Sun ld version numbers.
3511 (comdat_group): Restrict GNU ld version checks to gld.
3512 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3513 (enable_comdat): Support --enable-comdat.
3514 * configure: Regenerate.
3515 * doc/install.texi (Configuration): Document --enable-comdat.
3517 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3519 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3520 * config/sol2-gld.h: ... here.
3521 * config.gcc (sparc*-*-solaris2*): Reflect this.
3522 (i[34567]86-*-solaris2*): Use it.
3524 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3526 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3528 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3530 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3533 * diagnostic.c (diagnostic_initialize): Initialize
3534 some_warnings_are_errors.
3535 (diagnostic_finish): New.
3536 (diagnostic_action_after_output): Call it before exiting.
3537 (diagnostic_report_diagnostic): Do not print message here. Set
3538 some_warnings_are_errors.
3539 * diagnostic.h (diagnostic_context): Delete
3540 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3541 (diagnostic_finish): Declare.
3542 * toplev.c (toplev_main): Call it before exit.
3544 2010-04-09 Jason Merrill <jason@redhat.com>
3547 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3548 for incomplete type.
3551 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3552 based on a warning flag.
3554 2010-04-09 Richard Guenther <rguenther@suse.de>
3556 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3558 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3561 * varasm.c (default_assemble_visibility): Wrap vars that are
3562 set, but unused, by targets without GAS.
3563 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3564 Remove set, but unused, vars.
3565 (rs6000_legitimize_tls_address): Likewise.
3566 (altivec_expand_dst_builtin): Likewise.
3567 * config/darwin.c (machopic_classify_symbol): Likewise.
3568 (machopic_indirection_name): Likewise.
3570 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3572 * config/i386/i386.md (DWI): New mode iterator.
3573 (S): New mode attribute.
3574 (shift_operand): Ditto.
3575 (shift_immediate_operand): Ditto.
3576 (ashl_input_operand): Ditto.
3577 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3578 using SDWIM mode iterator.
3579 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3580 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3582 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3583 from corresponding peephole2 patterns.
3584 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3585 and x86_64_shift_adj_1 using SWI48 mode iterator.
3586 (x86_shift<mode>_adj_2): Ditto.
3587 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3588 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3589 using SWI48 mode iterator.
3590 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3591 *ashldi3_cmp_rex64 using SWI mode iterator.
3592 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3593 *ashldi3_cconly_rex64 using SWI mode iterator.
3594 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3595 x86_shift<mode>_adj_{1,2}.
3596 (ix86_split_ashr): Ditto.
3597 (ix86_split_lshr): Ditto.
3599 2010-04-09 Richard Guenther <rguenther@suse.de>
3601 * target.h (builtin_conversion): Pass in input and output types.
3602 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3603 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3604 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3605 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3607 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3609 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3611 2010-04-09 Richard Guenther <rguenther@suse.de>
3614 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3616 2010-04-09 Richard Guenther <rguenther@suse.de>
3618 * tree-vectorizer.h (struct _stmt_vec_info): Document
3619 that vectype is the type of the LHS.
3620 (supportable_widening_operation, supportable_narrowing_operation):
3621 Get both input and output vector types as arguments.
3622 (vect_is_simple_use_1): Declare.
3623 (get_same_sized_vectype): Likewise.
3624 * tree-vect-loop.c (vect_determine_vectorization_factor):
3625 Set STMT_VINFO_VECTYPE to the vector type of the def.
3626 (vectorizable_reduction): Adjust.
3627 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3628 Adjust. Specify the output vector type.
3629 (vect_pattern_recog_1): Adjust.
3630 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3631 (vectorizable_call): Adjust.
3632 (vectorizable_conversion): Likewise.
3633 (vectorizable_operation): Likewise.
3634 (vectorizable_type_demotion): Likewise.
3635 (vectorizable_type_promotion): Likewise.
3636 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3638 (vect_is_simple_use_1): New function.
3639 (supportable_widening_operation): Get both input and output
3641 (supportable_narrowing_operation): Likewise.
3642 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3644 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3646 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3647 __thiscall and _thiscall as predefined macros.
3648 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3649 thiscall attribute handling.
3650 (ix86_comp_type_attributes): Likewise.
3651 (ix86_function_regparm): Likewise.
3652 (ix86_return_pops_args): Likewise.
3653 (init_cumulative_args): Likewise.
3654 (find_drap_reg): Likewise.
3655 (ix86_static_chain): Likewise.
3656 (x86_this_parameter): Likewise.
3657 (x86_output_mi_thunk): Likewise.
3658 (ix86_attribute_table): Add description for thiscall attribute.
3659 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3660 * doc/extend.texi: Add documentation for thiscall.
3662 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3665 * c.opt (Wint-to-pointer-cast): Available in C++.
3666 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3668 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3670 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3671 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3672 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3673 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3674 function type instead. Reorder and simplify checks.
3676 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3678 2010-04-08 Jing Yu <jingyu@google.com>
3679 Zdenek Dvorak <ook@ucw.cz>
3681 PR tree-optimization/42720
3682 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3683 loop unswitch conditions here from ...
3684 (tree_unswitch_single_loop): ... here.
3686 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3688 * tree-if-conv.c: Fix comments and simplify logic.
3690 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3692 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3693 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3694 (main_tree_if_conversion): Update call to tree_if_conversion.
3696 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3699 * doc/invoke.texi (-b,-V): Delete.
3700 * doc/tm.texi: Do not mention -b.
3701 * gcc.c (display_help): Delete -b and -V.
3702 (process_command): Delete -b and -V.
3703 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3705 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3706 Wolfgang Gellerich <gellerich@de.ibm.com>
3708 Implement target hook for loop unrolling
3709 * target.h (loop_unroll_adjust): Add a new target hook function.
3710 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3711 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3712 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3713 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3714 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3716 (decide_unroll_stupid): Likewise.
3718 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3721 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3723 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3725 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3726 (Specific, *-*-solaris2*): Likewise.
3727 Don't prefer Sun as over GNU as.
3729 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3731 * config/s390/s390.c (override_options): Adjust the z10
3732 defaults for max-unroll-times, max-completely-peeled-insns
3733 and max-completely-peel-times.
3735 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3737 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3738 instructions for z10.
3739 (s390_expand_setmem): Likewise.
3740 (s390_expand_cmpmem): Likewise.
3742 2010-04-08 Richard Guenther <rguenther@suse.de>
3744 PR tree-optimization/43679
3745 * tree-ssa-pre.c (eliminate): Only propagate copies.
3747 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3750 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3751 set but not used variable warning.
3753 2010-04-08 Wei Guozhi <carrot@google.com>
3756 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3757 (arm_size_rtx_costs): Call the new function when optimized for size.
3759 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3762 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3763 op0 is not a MEM, just return NULL instead of assertion
3765 (discover_nonconstant_array_refs): Don't walk debug stmts.
3767 2010-04-08 Doug Kwan <dougkwan@google.com>
3769 * configure.ac: Recognize gold and do not use its version number
3770 to test ld features.
3771 * configure: Regenerate.
3773 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3776 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3777 (negate_value): Move code to push elements to broken_up_substracts ...
3778 (eliminate_plus_minus_pair): ... here. Push operands that have no
3779 negative pair to plus_negates.
3780 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3782 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3784 * doc/install.texi (Configuration): Move description of
3785 --enable-lto, --with-libelf*, --enable-gold from Java section to
3788 * doc/generic.texi (Working with declarations)
3789 (Function Properties, C and C++ Trees): Fix typos.
3790 * doc/sourcebuild.texi (Top Level): Likewise.
3792 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3795 * tree.h (DECL_READ_P): Define.
3796 (struct tree_decl_common): Add decl_read_flag.
3797 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3798 a set but not used warning.
3799 (merge_decls): Merge DECL_READ_P flag.
3800 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3801 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3802 * c-common.c (handle_used_attribute, handle_unused_attribute):
3804 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3806 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3808 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3809 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3810 c_parser_binary_expression, c_parser_cast_expression,
3811 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3812 Call default_function_array_read_conversion instead of
3813 default_function_array_conversion where needed.
3814 (c_parser_unary_expression, c_parser_conditional_expression,
3815 c_parser_postfix_expression_after_primary, c_parser_initelt):
3816 Likewise. Call mark_exp_read where needed.
3817 (c_parser_statement_after_labels, c_parser_asm_operands,
3818 c_parser_typeof_specifier, c_parser_sizeof_expression,
3819 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3821 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3823 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3824 (warn_unused_but_set_parameter): Default to warn_unused
3826 * doc/invoke.texi: Document -Wunused-but-set-variable and
3827 -Wunused-but-set-parameter.
3829 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3830 used count variable.
3831 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3832 when operandN variables aren't used in the body of the expander
3834 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3835 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3836 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3837 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3838 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3839 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3840 * tree.c (PROCESS_ARG): Likewise.
3842 2010-04-07 Simon Baldwin <simonb@google.com>
3844 * diagnostic.h (diagnostic_override_option_index): New macro to
3845 set a diagnostic's option_index.
3846 * c-tree.h (c_cpp_error): Add warning reason argument.
3847 * opts.c (_warning_as_error_callback): New.
3848 (register_warning_as_error_callback): Store callback for
3849 warnings enabled via enable_warning_as_error.
3850 (enable_warning_as_error): Call callback, minor code tidy.
3851 * opts.h (register_warning_as_error_callback): Declare.
3852 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3853 response to -Werror=.
3854 (c_common_init_options): Register warning_as_error_callback in opts.c.
3855 * common.opt: Add -Wno-cpp option.
3856 * c-common.c (struct reason_option_codes_t): Map cpp warning
3857 reason codes to gcc option indexes.
3858 * (c_option_controlling_cpp_error): New function, lookup the gcc
3859 option index for a cpp warning reason code.
3860 * (c_cpp_error): Add warning reason argument, call
3861 c_option_controlling_cpp_error for diagnostic_override_option_index.
3862 * doc/invoke.texi: Document -Wno-cpp.
3864 2010-04-07 Richard Guenther <rguenther@suse.de>
3866 * ipa-reference.c (mark_load): Use get_base_address.
3867 (mark_store): Likewise.
3869 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3870 inserting GIMPLE_NOPs into the IL.
3871 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3872 Explicitly strip handled components and indirect references.
3874 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3875 folding address expressions.
3876 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3877 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3878 operand_equal_p to compare decls.
3879 (ptr_deref_may_alias_decl_p): Likewise.
3880 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3881 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3882 Handle reversed comparison ops.
3883 * tree-sra.c (asm_visit_addr): Use get_base_address.
3884 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3885 * ipa-reference.c (mark_address): Use get_base_address.
3887 2010-04-07 Richard Guenther <rguenther@suse.de>
3889 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3890 Propagate constants everywhere.
3892 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3895 * tree.c (MAX_INT_CACHED_PREC): Define.
3896 (nonstandard_integer_type_cache): New array.
3897 (build_nonstandard_integer_type): Cache results for precision
3898 <= MAX_INT_CACHED_PREC.
3900 2010-04-07 Richard Guenther <rguenther@suse.de>
3902 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3903 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3904 * common.opt: Likewise.
3905 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3906 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3907 (nonoverlapping_memrefs_p): Likewise.
3908 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3909 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3910 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3911 OPT_fargument_noalias_global for backward compatibility.
3913 2010-04-07 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/43270
3916 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3917 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3918 * tree-ssa-pre.c (phi_translate_1): Adjust.
3919 (fully_constant_expression): Split out vn_reference handling to ...
3920 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3921 Fold reads from constant strings.
3922 (vn_reference_lookup): Handle fully constant references.
3923 (vn_reference_lookup_pieces): Likewise.
3924 * Makefile.in (expmed.o-warn): Add -Wno-error.
3926 2010-04-07 Martin Jambor <mjambor@suse.cz>
3928 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3930 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3933 * gcc.c: Add -static-libstdc++ to list of recognized options.
3935 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3937 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3939 2010-04-07 Richard Guenther <rguenther@suse.de>
3942 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3943 bases build simple mem attributes to retain points-to information.
3945 2010-04-07 Richard Guenther <rguenther@suse.de>
3948 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3949 preserve points-to related information.
3951 2010-04-07 Richard Guenther <rguenther@suse.de>
3954 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3955 discard plain indirect references.
3956 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3957 * tree.c (tree_nop_conversion): Likewise.
3959 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3962 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3964 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3966 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3967 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3969 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3971 * tree-if-conv.c: Fix indentation and comments.
3973 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3975 * tree-if-conv.c: Sort static functions in topological order.
3977 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3979 * tree-if-conv.c: Fix indentation and comments.
3981 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3984 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3985 lang_hooks.types.type_for_size instead of
3986 build_nonstandard_integer_type.
3987 When converting an unsigned type to signed, double its precision.
3988 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3989 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3990 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3993 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3996 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3997 POINTER_PLUS_EXPR for pointer types.
3999 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4002 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4003 * graphite-clast-to-gimple.c: Include langhooks.h.
4004 (max_signed_precision_type): New.
4005 (max_precision_type): Takes two types as arguments.
4006 (precision_for_value): New.
4007 (precision_for_interval): New.
4008 (gcc_type_for_interval): New.
4009 (gcc_type_for_value): New.
4010 (gcc_type_for_clast_term): New.
4011 (gcc_type_for_clast_red): New.
4012 (gcc_type_for_clast_bin): New.
4013 (gcc_type_for_clast_expr): Split up into several functions.
4014 (gcc_type_for_clast_eq): Rewritten.
4015 (compute_bounds_for_level): New.
4016 (compute_type_for_level_1): New.
4017 (compute_type_for_level): New.
4018 (gcc_type_for_cloog_iv): Removed.
4019 (gcc_type_for_iv_of_clast_loop): Rewritten.
4020 (graphite_create_new_loop): Compute the lower and upper bound types
4021 with gcc_type_for_clast_expr.
4022 (graphite_create_new_loop_guard): Same.
4023 (find_cloog_iv_in_expr): Removed.
4024 (compute_cloog_iv_types_1): Removed.
4025 (compute_cloog_iv_types): Removed.
4026 (gloog): Do not call compute_cloog_iv_types.
4027 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4029 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4030 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4031 (GBB_CLOOG_IV_TYPES): Removed.
4033 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4035 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4036 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4037 (detect_commutative_reduction): Same.
4039 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4041 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4042 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4044 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4045 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4046 (rewrite_commutative_reductions_out_of_ssa): Same.
4047 * passes.c (execute_function_todo): Call verify_ssa for every pass
4048 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4049 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4050 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4051 with an extra argument.
4052 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4053 verify_ssa only when the extra argument is true.
4054 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4055 with an extra argument.
4056 (tree_transform_and_unroll_loop): Same.
4058 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4060 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4061 for all the passes of the LNO having LOOP_CLOSED_SSA.
4062 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4063 * tree-loop-distribution.c (pass_loop_distribution): Same.
4064 * tree-pass.h (TODO_verify_loops): Removed.
4065 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4067 (pass_tree_unswitch): Same.
4068 (pass_predcom): Same.
4069 (pass_vectorize): Same.
4070 (pass_linear_transform): Same.
4071 (pass_graphite_transforms): Same.
4072 (pass_iv_canon): Same.
4073 (pass_complete_unroll): Same.
4074 (pass_complete_unrolli): Same.
4075 (pass_parallelize_loops): Same.
4076 (pass_loop_prefetch): Same.
4077 (pass_iv_optimize): Same.
4079 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4082 * passes.c (init_optimization_passes): Move pass_lim before
4083 pass_copy_prop and pass_dce_loop.
4085 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4088 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4089 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4090 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4091 MULTI_* defines for 4 argument vpermil2p* builtins.
4093 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4096 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4097 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4098 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4099 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4100 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4101 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4102 Use x86_maybe_negate_const_int to output insn mnemonic.
4103 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4104 check from instruction predicate. Update comments.
4105 * config/i386/sync.md (sync_add<mode>): Use
4106 x86_maybe_negate_const_int to output insn mnemonic.
4108 2010-04-06 Jan Hubicka <jh@suse.cz>
4110 PR tree-optimization/42906
4111 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4112 IGNORE_SELF argument. Set visited_control_parents for fully
4114 (find_obviously_necessary_stmts): Update call of
4115 mark_control_dependent_edges_necessary.
4116 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4118 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/i386.md: Remove comment about 'e' and 'E'
4123 2010-04-06 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/43627
4126 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4127 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4130 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4132 * BASE-VER: Change to 4.6.0.
4135 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4138 2010-04-06 Richard Guenther <rguenther@suse.de>
4141 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4143 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4145 * doc/invoke.texi (Optimize Options): Document that LTO
4146 won't remove object access purely due to incompatible
4149 2010-04-04 Matthias Klose <doko@ubuntu.com>
4151 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4152 Initialize variable.
4154 2010-04-03 Richard Guenther <rguenther@suse.de>
4157 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4158 require a non-NULL MEM_OFFSET.
4160 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4162 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4163 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4164 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4165 config/alpha/predicates.md, config/arm/arm.md,
4166 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4167 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4168 config/darwin9.h, config/darwin.c, config/darwin.h,
4169 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4170 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4171 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4172 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4173 config/mips/mips.md, config/mn10300/mn10300.c,
4174 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4175 config/rs6000/aix.h, config/rs6000/dfp.md,
4176 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4177 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4178 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4179 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4180 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4181 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4182 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4183 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4184 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4185 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4186 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4187 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4188 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4189 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4190 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4191 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4192 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4193 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4194 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4195 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4196 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4197 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4198 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4199 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4200 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4201 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4202 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4203 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4204 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4205 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4206 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4207 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4208 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4209 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4210 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4211 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4213 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4216 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4217 * aclocal.m4: Regenerate.
4219 2010-04-02 Richard Guenther <rguenther@suse.de>
4221 PR tree-optimization/43629
4222 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4223 if we have seen a constant value.
4225 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4227 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4229 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4232 * arm.c (legitimize_tls_address): Adjust call to
4233 gen_tls_load_dot_plus_four.
4234 (arm_note_pic_base): New function.
4235 (arm_cannot_copy_insn_p): Use it.
4236 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4239 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4244 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4246 * Makefile.in ($(out_object_file)): Depend on
4247 gt-$(basename $(notdir $(out_file))).h.
4249 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4251 * config.gcc (lm32-*-rtems*): Add t-lm32.
4253 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4255 * config.gcc: Add lm32-*-rtems*.
4256 * config/lm32/rtems.h: New file.
4258 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4261 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4263 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4265 * dwarf2out.c (output_compilation_unit_header): For
4266 -gdwarf-4 use version 4 instead of version 3.
4267 (output_line_info): For version 4 and above emit additional
4268 maximum ops per insn header field.
4269 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4271 * dwarf2out.c (is_c_family, is_java): Remove.
4272 (lower_bound_default): New function.
4273 (add_bound_info, gen_descr_array_type_die): Use it.
4275 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4278 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4279 re-declaration when it happens in a function.
4281 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4283 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4284 (cgraph_remove_function_insertion_hook): Same.
4285 (cgraph_call_function_insertion_hooks): Same.
4287 2010-04-01 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4291 and TREE_THIS_VOLATILE.
4292 (copy_ref_info): Likewise.
4293 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4294 * tree.c (build6_stat): Ignore side-effects of all but arg5
4295 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4298 2010-04-01 Richard Guenther <rguenther@suse.de>
4300 PR tree-optimization/43607
4301 * ipa-type-escape.c (check_call): Do not access non-existing
4304 2010-04-01 Richard Guenther <rguenther@suse.de>
4308 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4309 Jack Howarth <howarth@bromo.med.uc.edu>
4311 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4314 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4316 * doc/install.texi (Prerequisites): Document libelf usability on
4317 IRIX 5/6 and Solaris 2.
4318 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4319 Update GNU as, GNU ld requirements.
4320 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4321 Document Sun Studio compiler download.
4322 Update and simplify as, ld recommendations.
4323 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4325 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4327 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4328 with_tune_32 to pentium4.
4330 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4334 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4336 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4337 obsoletion, removal.
4339 Document GNU as requirement.
4340 Update configure requirements.
4341 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4342 Recomment IRIX 6.5.18+.
4343 Document IDF/IDL requirement.
4344 Document GNU as requirement.
4345 Document GNU ld bootstrap failure.
4346 Remove freeware.sgi.com reference.
4348 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4350 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4351 UNIX V4.0, V5.0 obsoletion, removal.
4352 Remove --with-gc=simple reference.
4353 Update VM requirements during bootstrap.
4354 Remove -oldas bootstrap description.
4355 Update binutils reference.
4356 Remove comparison failure note.
4358 2010-03-31 Richard Guenther <rguenther@suse.de>
4359 Zdenek Dvorak <ook@ucw.cz>
4360 Sebastian Pop <sebastian.pop@amd.com>
4363 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4364 with multiple arguments.
4365 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4367 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4369 * graphite-dependences.c (print_pddr): Call print_pdr with an
4371 * graphite-poly.c (debug_pdr): Add an extra argument for the
4374 (print_pbb_domain): Same.
4376 (print_scop_context): Same.
4378 (print_cloog): Same.
4379 (debug_pbb_domain): Same.
4383 (debug_scop_context): Same.
4385 (debug_cloog): Same.
4386 (print_scop_params): Same.
4387 (debug_scop_params): Same.
4388 (print_iteration_domain): Same.
4389 (print_iteration_domains): Same.
4390 (debug_iteration_domain): Same.
4391 (debug_iteration_domains): Same.
4392 (print_scattering_function): Same.
4393 (print_scattering_functions): Same.
4394 (debug_scattering_function): Same.
4395 (debug_scattering_functions): Same.
4396 * graphite-poly.h (debug_pdr): Update declaration.
4398 (print_pbb_domain): Same.
4400 (print_scop_context): Same.
4402 (print_cloog): Same.
4403 (debug_pbb_domain): Same.
4407 (debug_scop_context): Same.
4409 (debug_cloog): Same.
4410 (print_scop_params): Same.
4411 (debug_scop_params): Same.
4412 (print_iteration_domain): Same.
4413 (print_iteration_domains): Same.
4414 (debug_iteration_domain): Same.
4415 (debug_iteration_domains): Same.
4416 (print_scattering_function): Same.
4417 (print_scattering_functions): Same.
4418 (debug_scattering_function): Same.
4419 (debug_scattering_functions): Same.
4421 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4423 * graphite-poly.c (print_scattering_function_1): New.
4424 (print_scattering_function): Call it.
4425 (print_scop_params): Remove spaces at the end of lines.
4428 * graphite-poly.h (print_cloog): Declared.
4429 (debug_cloog): Declared.
4431 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4433 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4435 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4436 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4437 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4438 to switch between adding the IV bump in loop->latch or in loop->header.
4440 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4442 * graphite-poly.c (print_scattering_function): Pretty print following
4445 (print_pbb_domain): Same.
4446 (dump_gbb_cases): Same.
4447 (dump_gbb_conditions): Same.
4450 (print_scop_params): Same.
4451 (print_scop_context): Same.
4453 (print_pbb_body): New.
4454 (lst_indent_to): New.
4455 (print_lst): Start new lines with a #.
4456 * graphite-poly.h (pbb_bb): New.
4457 (pbb_index): Use pbb_bb.
4458 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4460 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4462 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4464 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4465 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4466 and 0 instead of 1 for dw_val_class_flag.
4467 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4468 dw_val_class_range_list, dw_val_class_loc_list,
4469 dw_val_class_lineptr and dw_val_class_macptr, use
4470 DW_FORM_flag_present for dw_val_class_flag and
4471 DW_FORM_exprloc for dw_val_class_loc.
4472 (output_die): For -gdwarf-4 print dw_val_class_loc
4473 size as uleb128 instead of 1 or 2 bytes and don't print
4474 anything for dw_val_class_flag.
4476 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4477 instead of cselib_lookup following by tweaking locs->setting_insn.
4480 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4481 even before returning from label, setjmp call or volatile asm
4484 2010-03-31 Richard Guenther <rguenther@suse.de>
4487 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4488 temporary data on stack.
4490 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4492 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4493 (PUSHSECTION_ASM_OP): Remove.
4494 (POPSECTION_ASM_OP): Remove.
4495 (PUSHSECTION_FORMAT): Remove.
4496 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4497 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4498 * config/sol2.c (solaris_output_init_fini): Use it.
4500 2010-03-31 Jie Zhang <jie@codesourcery.com>
4503 * opt-functions.awk (var_type_struct): Use signed char type
4504 for simple variables.
4506 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4508 * config/sol2.c: Include output.h.
4509 (solaris_assemble_visibility): New function.
4510 * config/t-sol2 (sol2.o): Add output.h dependency.
4511 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4512 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4515 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4518 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4519 V2SImode or XFmode on PRE_DEC.
4522 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4525 2010-03-31 Jie Zhang <jie@codesourcery.com>
4528 * reload.h (caller_save_initialized_p): Declare.
4529 * toplev.c (backend_init_target): Don't call
4530 init_caller_save but set caller_save_initialized_p to false.
4531 * caller-save.c (caller_save_initialized_p): Define.
4532 (init_caller_save): Check caller_save_initialized_p.
4533 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4535 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4538 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4539 and soft-fp/t-softfp to tmake_file.
4540 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4541 (LIBGCC2_TF_CEXT): Define.
4544 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4547 * cselib.c (n_useless_values): Document handling of debug locs.
4548 (n_useless_debug_values, n_debug_values): New variables.
4549 (new_elt_loc_list): Don't add to debug values, keep count.
4550 (promote_debug_loc): New.
4551 (cselib_reset_table): Zero new variables.
4552 (entry_and_rtx_equal_p): Promote debug locs.
4553 (discard_useless_locs): Increment n_useless_debug_values for
4555 (remove_useless_values): Adjust n_useless_values and n_debug_values
4556 with n_useless_debug_values.
4557 (add_mem_for_addr): Promote debug locs.
4558 (cselib_lookup_mem): Likewise.
4559 (cselib_lookup_addr): Renamed to...
4560 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4561 (cselib_log_lookup): ... this. Turn into...
4562 (cselib_lookup_addr): ... new wrapper.
4563 (cselib_lookup_from_insn): New.
4564 (cselib_invalidate_regno): Increment n_useless_debug_values for
4566 (cselib_invalidate_mem): Likewise.
4567 (cselib_process_insn): Take n_deleted and n_debug_values into
4568 account to guard remove_useless_value call.
4569 (cselib_finish): Zero n_useless_debug_values.
4570 * cselib.h (cselib_lookup_from_insn): Declare.
4571 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4572 (sched_analyze_2): Likewise.
4574 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4576 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4578 (adjust_mems): Replace narrowing SUBREG of expression containing
4579 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4580 with operations in the narrower mode.
4583 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4584 regs_invalidated_by_call instead all call_used_reg_set registers.
4586 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4589 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4590 pointer comparisons with types_compatible_p.
4591 * tree-vect-stmts.c (vectorizable_call): Same.
4592 (vectorizable_condition): Same.
4594 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4596 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4597 stack check if the mask would be zero.
4599 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4600 Jack Howarth <howarth@bromo.med.uc.edu>
4602 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4605 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4608 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4610 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4611 Include ___unordxf2 and ___unordtf2.
4612 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4615 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4617 * config/lm32/t-lm32: New file.
4618 * config.gcc: Use the above file when targetting lm32.
4620 2010-03-28 Duncan Sands <baldrick@free.fr>
4622 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4624 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4627 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4628 Improve vectorization cost model diagnostic.
4630 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4633 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4634 compute_data_dependences_for_loop returns false, early exit
4635 and output an extra diagnostic for the failed data reference
4638 2010-03-29 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/43560
4641 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4642 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4644 2010-03-29 Jie Zhang <jie@codesourcery.com>
4647 * toplev.c (process_options): Set optimization_default_node
4648 and optimization_current_node.
4649 * opts.c (decode_options): Don't set optimization_default_node
4650 and optimization_current_node.
4652 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4654 * config/rtems.h: Abandon -qrtems_debug.
4656 2010-03-28 Jan Hubicka <jh@suse.cz>
4658 PR tree-optimization/43505
4659 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4660 map should not be copied.
4662 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4665 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4666 cdtors, set DECL_PRESERVE_P.
4667 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4670 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4672 PR tree-optimization/43528
4673 * stor-layout.c (place_field): Check that constant fits into
4674 unsigned HWI when skipping calculation of MS bitfield layout.
4676 2010-03-27 Jan Hubicka <jh@suse.cz>
4679 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4680 notice_global_symbol work.
4682 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4684 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4685 instead of dwarf2out_decl.
4686 (struct var_loc_node): Remove section_label field.
4687 (dwarf2out_function_decl): New function.
4688 (dwarf2out_var_location): Don't set section_label field.
4689 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4691 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4693 PR tree-optimization/43544
4694 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4695 First argument for builtin vectorized function hook is now a
4696 tree to be able to distinguish between machine specific and
4698 * targhooks.c (default_builtin_vectorized_function): Ditto.
4699 * targhooks.h (default_builtin_vectorized_function): Ditto.
4700 * target.h (struct gcc_target): Ditto.
4701 * tree-vect-stmts.c (vectorizable_function): Ditto.
4702 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4703 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4706 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4709 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4710 nested binding iff it is a FUNCTION_DECL.
4711 (store_parm_decls_newstyle): Pass nested=true to bind for
4712 FUNCTION_DECLs amongst parameters.
4714 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4716 * var-tracking.c (vt_expand_loc_callback): Don't run
4717 cselib_expand_value_rtx_cb in dummy mode if
4718 cselib_dummy_expand_value_rtx_cb returned false.
4720 * var-tracking.c (emit_note_insn_var_location): For one part
4721 notes with offset 0, don't add EXPR_LIST around the location.
4722 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4723 add_location_or_const_value_attribute): Adjust for that change.
4726 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4727 into first operand and location into second.
4728 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4729 dw_cfi_oprnd_loc for DW_CFA_expression.
4730 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4731 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4732 assume first argument is regnum and second argument is location.
4734 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4737 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4738 of scratch register to DImode. Split to DImode comparison operator.
4739 Use SImode subreg of scratch register in the multiplication.
4740 (*cmp_sadd_sidi): Ditto.
4741 (*cmp_ssub_si): Ditto.
4742 (*cmp_ssub_sidi): Ditto.
4744 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4748 Remove invalid assert and wrong comment.
4750 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4753 * flags.h (final_insns_dump_p): New extern.
4754 * final.c (final_insns_dump_p): New variable.
4755 (rest_of_clean_state): Set it before -fdump-final-insns=
4756 dumping, clear afterwards.
4757 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4758 MEM_ALIAS_SET on MEMs.
4760 2010-03-26 David S. Miller <davem@davemloft.net>
4762 * configure.ac: Fix sparc GOTDATA_OP bug check.
4763 * configure: Rebuild.
4765 2010-03-26 Alan Modra <amodra@gmail.com>
4767 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4769 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4771 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4772 TLS_SECTION_ASM_FLAG.
4774 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4777 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4778 Clear first_function_block_is_cold.
4781 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4782 argument if the argument is truth_value_p.
4784 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4786 * config/rs6000/constraints.md: Update copyright year for my changes.
4789 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4790 used in reg+reg addressing, swap registers.
4792 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4795 * target.h (struct gcc_target): Add code_end hook.
4796 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4798 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4799 * toplev.c (compile_file): Call targetm.asm_out.code_end
4800 hook before unwind info/debug info output.
4801 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4802 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4803 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4804 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4805 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4806 * config/i386/i386.c (ix86_file_end): Renamed to...
4807 (ix86_code_end): ... this. Make static. Don't call
4808 file_end_indicate_exec_stack. Emit unwind info using
4809 final_start_function/final_end_function.
4810 (darwin_x86_file_end): Remove.
4811 (TARGET_ASM_CODE_END): Define.
4812 * config/i386/i386.h (TARGET_ASM_FILE_END,
4813 NEED_INDICATE_EXEC_STACK): Don't define.
4814 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4815 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4816 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4817 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4820 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4821 at the beginning and final_end_function at the end.
4822 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4824 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4826 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4827 and Sun as TLS syntax.
4828 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4829 * configure: Regenerate.
4830 * config.in: Regenerate.
4831 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4832 (default_elf_asm_named_section): Use it.
4833 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4834 (i386_output_dwarf_dtprel): Likewise.
4835 (output_addr_const_extra): Likewise.
4836 (output_pic_addr_const): Lowercase @GOTTPOFF.
4837 (output_addr_const_extra): Likewise.
4838 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4839 (output_addr_const_extra): Likewise.
4840 (output_pic_addr_const): Lowercase @INDNTPOFF.
4841 (output_addr_const_extra): Likewise.
4842 (output_pic_addr_const): Lowercase @NTPOFF.
4843 (output_addr_const_extra): Likewise.
4844 (output_pic_addr_const): Lowercase @TPOFF.
4845 (output_addr_const_extra): Likewise.
4846 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4847 (*tls_global_dynamic_64): Likewise.
4848 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4849 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4851 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4852 (ASM_OUTPUT_TLS_COMMON): Use it.
4853 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4856 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4857 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4858 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4859 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4860 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4861 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4863 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4865 * config/i386/i386.c (override_options): Don't accept
4866 -mtls-dialect=sun any longer.
4867 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4868 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4869 (*tls_local_dynamic_base_32_sun): Likewise.
4870 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4872 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4875 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4876 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4879 * ira.c (adjust_cleared_regs): New function.
4880 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4884 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4886 * expr.c (expand_expr_real): Restore previous
4887 curr_insn_source_location and curr_insn_block after
4888 expand_expr_real_1 call.
4889 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4890 instead of expand_expr_real_1.
4892 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4894 PR rtl-optimization/43413
4895 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4898 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4901 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4902 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4904 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4906 * config/i386/i386.c (ix86_target_string): Add -mfma.
4907 Fix a typo in comment.
4909 2010-03-22 Mike Stump <mikestump@comcast.net>
4912 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4913 Don't overly align based upon packed packed fields.
4915 2010-03-22 Jason Merrill <jason@redhat.com>
4917 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4918 Use () rather than [], and move before the element type.
4920 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4922 * doc/configfiles.texi (Configuration Files): Removed
4923 fixinc/Makefile*, intl/Makefile.*.
4924 * doc/makefile.texi: Fixed markup. Abstract from version
4925 control system used.
4926 (Makefile): Removed obsolete gcc/java/parse.y example.
4927 * doc/sourcebuild.texi: Likewise.
4928 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4929 libgomp, libssp. Removed fastjar.
4930 (Miscellaneous Docs): Clarify location.
4931 Added COPYING3, COPYING3.LIB.
4932 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4934 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4937 * config/i386/i386.c (x86_function_profiler)
4938 [!NO_PROFILE_COUNTERS]: Fix typo.
4939 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4942 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4943 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4945 * doc/sourcebuild.texi (Test Directives): Split into six
4946 subsections, with most of the current text in new subsections
4947 Directives, Selectors, and Final Actions.
4948 (Directives): Split list of test directives into multiple
4950 (Selectors): Describe use and syntax of selectors.
4951 (Effective-Target Keywords): Describe all existing keywords.
4952 (Add Options): Describe features for dg-add-options.
4953 (Require Support): Describe variants of dg-require-support.
4954 (Final Actions): Describe commands to use in dg-final.
4956 2010-03-22 Michael Matz <matz@suse.de>
4959 * recog.c (validate_replace_rtx_group): Replace also in
4960 REG_EQUAL and REG_EQUIV notes.
4962 2010-03-22 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/43390
4965 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4966 sure vector extracts are type correct.
4968 2010-03-22 Richard Guenther <rguenther@suse.de>
4971 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4972 x * sqrt (x) even when optimizing for size if the target
4973 has native support for sqrt.
4975 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4977 * varasm.c (make_decl_rtl_for_debug): Also clear
4978 flag_mudflap for the duration of make_decl_rtl call.
4981 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4982 locs from preserved VALUEs.
4984 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4987 * pa.md (movmemsi): Set align to one if zero.
4988 (movmemdi): Likewise.
4990 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4993 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4994 with their corresponding prologue pushes.
4996 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4999 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5000 at the begining or end.
5001 (spu_expand_epilogue): Likewise.
5003 2010-03-20 Richard Guenther <rguenther@suse.de>
5005 PR rtl-optimization/43438
5006 * combine.c (make_extraction): Properly zero-/sign-extend an
5007 extraction of the low part of a CONST_INT. Also handle
5010 2010-03-19 Mike Stump <mikestump@comcast.net>
5012 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5013 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5014 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5016 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5019 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5022 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5024 PR rtl-optimization/42258
5025 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5026 use that may match DEF.
5029 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5030 the cost of loading the constant rather than assuming
5032 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5033 outer code is AND, do the same tests as the andsi3 expander and
5034 return COSTS_N_INSNS (1) if and is cheap.
5036 * optabs.c (avoid_expensive_constant): Fix formatting.
5038 2010-03-19 Michael Matz <matz@suse.de>
5041 * attribs.c (decl_attributes): When rebuilding a function pointer
5042 type use the same qualifiers as the original pointer type.
5044 2010-03-19 Martin Jambor <mjambor@suse.cz>
5046 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5047 and is_gimple_ip_invariant_address.
5049 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5052 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5054 * config/arm/arm.c (arm_override_options): Turn off
5055 flag_dwarf2_cfi_asm for AAPCS variants.
5057 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5060 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5061 Use PRE_MODIFY instead of PRE_DEC.
5062 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5063 (vfp_emit_fstmd): Likewise.
5065 2010-03-19 Michael Matz <matz@suse.de>
5068 * builtins.c (expand_builtin_interclass_mathfn,
5069 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5072 2010-03-19 Richard Guenther <rguenther@suse.de>
5074 PR tree-optimization/43415
5075 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5076 (phi_translate_1): ... this.
5077 (phi_translate): Move all caching here. Cache all NARY
5078 and REFERENCE translations.
5080 2010-03-19 David S. Miller <davem@davemloft.net>
5082 With help from Eric Botcazou.
5083 * config/sparc/sparc.c: Include dwarf2out.h.
5084 (emit_pic_helper): Delete.
5085 (pic_helper_symbol_name): Delete.
5086 (pic_helper_emitted_p): Delete.
5087 (pic_helper_needed): New.
5088 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5089 (get_pc_thunk_name): New.
5090 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5091 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5092 Set pic_helper_needed to true. Don't call emit_pic_helper.
5093 (sparc_expand_prologue): Update load_pic_register call.
5094 (sparc_output_mi_thunk): Likewise.
5095 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5096 thunk if possible. Output CFI information as needed.
5098 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5099 Jack Howarth <howarth@bromo.med.uc.edu>
5102 * config/i386/i386.h: Fix ABI on darwin x86-32.
5104 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5106 * tree.h: Declare make_decl_rtl_for_debug.
5107 * varasm.c (make_decl_rtl_for_debug): New.
5108 * dwarf2out.c (rtl_for_decl_location): Call it.
5109 * cfgexpand.c (expand_debug_expr): Call it.
5111 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5114 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5118 * var-tracking.c (vt_init_cfa_base): Do nothing if
5119 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5121 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5124 * var-tracking.c (canonicalize_vars_star): New.
5125 (dataflow_post_merge_adjust): Use it.
5127 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5130 * var-tracking.c (non_suitable_const): New function.
5131 (add_uses): For DEBUG_INSNs with constants, don't record any
5132 value, instead just the constant value itself.
5133 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5134 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5135 (emit_notes_in_bb): Likewise.
5136 (emit_note_insn_var_location): For onepart variables if
5137 cur_loc is a VOIDmode constant, use DECL_MODE.
5139 2010-03-18 Martin Jambor <mjambor@suse.cz>
5142 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5143 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5144 all non-clones. Moved call redirection...
5145 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5146 (cgraph_materialize_all_clones): Dispose of all
5147 combined_args_to_skip bitmaps.
5148 (verify_cgraph_node): Do not check for edges pointing to wrong
5149 nodes in inline clones.
5150 * tree-inline.c (copy_bb): Call
5151 cgraph_redirect_edge_call_stmt_to_callee.
5152 * ipa.c (cgraph_remove_unreachable_nodes): Call
5153 cgraph_node_remove_callees even when there are used clones.
5155 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5159 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5162 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5165 2010-03-18 Michael Matz <matz@suse.de>
5168 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5169 into sqrt(x) if we need to preserve signed zeros.
5171 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5172 Eric Botcazou <ebotcazou@adacore.com>
5174 PR rtl-optimization/43360
5175 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5176 note if we don't know its invariant status.
5178 2010-03-18 Michael Matz <matz@suse.de>
5180 PR tree-optimization/43402
5181 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5182 PHI chains of ssa names registered for update.
5184 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5187 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5188 non-offsettable and pre_modify update addressing.
5189 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5190 and "2" alternatives "#".
5191 (*movdd_softfloat32): Make all alternatives "#";
5192 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5193 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5194 (*movdf_softfloat32): Make all alternatives "#";
5195 (movdi): Use the new DIFD mode iterator to create a common splitter
5196 for movdi, movdf and movdd patterns.
5198 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5200 * common.opt (dumpdir): Remove redundant tab.
5202 2010-03-17 Martin Jambor <mjambor@suse.cz>
5204 PR tree-optimization/43347
5205 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5206 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5208 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5210 PR rtl-optimization/42216
5211 * regrename.c (create_new_chain): New function, broken out from...
5212 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5213 appending a use to an empty chain.
5214 (build_def_use): Remove previous changes that convert OP_INOUT to
5215 OP_OUT operands; instead detect the case where an OP_INOUT operand
5216 uses a previously untracked register and create an empty chain for it.
5218 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5220 * doc/extend.texi (Function Attributes): Rewrite unfinished
5221 sentence in ms_abi documentation.
5223 2010-03-17 Alan Modra <amodra@gmail.com>
5225 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5226 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5227 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5228 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5230 2010-03-16 Richard Henderson <rth@redhat.com>
5233 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5234 (lower_try_finally): Save and restore eh_seq around the expansion
5237 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5239 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5240 statements before splitting block.
5242 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5244 * doc/sourcebuild.texi (Testsuites): Fix markup.
5245 Use pathnames relative to gcc/testsuite.
5246 (Test Directives): Move description of how timeout is determined.
5247 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5248 (C Tests): Correct gcc.misc-tests directory.
5249 Framework tests now live in gcc.test-framework.
5251 2010-03-16 Richard Guenther <rguenther@suse.de>
5254 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5255 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5257 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5258 Alexandre Oliva <aoliva@redhat.com>
5260 PR tree-optimization/42917
5261 * lambda-code.c (remove_iv): Skip debug statements.
5262 (lambda_loopnest_to_gcc_loopnest): Likewise.
5263 (not_interesting_stmt): Debug statements are not interesting.
5265 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5269 * cselib.c (cselib_preserve_constants,
5270 cfa_base_preserved_val): New static variables.
5271 (preserve_only_constants): New function.
5272 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5273 clear its REG_VALUES. If cselib_preserve_constants, don't
5274 empty the whole hash table, but preserve there VALUEs with constants,
5275 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5276 (cselib_preserve_cfa_base_value): New function.
5277 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5278 (cselib_init): Change argument to int bitfield. Set
5279 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5281 (cselib_finish): Clear cselib_preserve_constants and
5282 cfa_base_preserved_val.
5283 * cselib.h (enum cselib_record_what): New enum.
5284 (cselib_init): Change argument to int.
5285 (cselib_preserve_cfa_base_value): New prototype.
5286 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5287 * dse.c (dse_step1): Likewise.
5288 * cfgcleanup.c (thread_jump): Likewise.
5289 * sched-deps.c (sched_analyze): Likewise.
5290 * gcse.c (local_cprop_pass): Likewise.
5291 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5292 If FN is non-NULL, call the callback always and whenever it returns
5293 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5294 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5295 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5296 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5297 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5298 * var-tracking.c: Include recog.h.
5299 (bb_stack_adjust_offset): Remove.
5300 (vt_stack_adjustments): Don't call it, instead just gather the
5301 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5302 (adjust_stack_reference): Remove.
5303 (compute_cfa_pointer): New function.
5304 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5305 (struct adjust_mem_data): New type.
5306 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5308 (get_address_mode): New function.
5309 (replace_expr_with_values): Use it.
5310 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5311 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5312 (adjust_sets): Remove.
5313 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5314 Use get_address_mode.
5315 (get_adjusted_src): Remove.
5316 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5317 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5318 (add_with_sets): Don't call adjust_sets.
5319 (fp_setter, vt_init_cfa_base): New functions.
5320 (vt_initialize): Change return type to bool. Move most of pool etc.
5321 initialization to the beginning of the function from end. Pass
5322 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5323 If !frame_pointer_needed, call vt_stack_adjustment before mos
5324 vector is filled, call vt_init_cfa_base if argp/framep has been
5325 eliminated to sp. If frame_pointer_needed and argp/framep has
5326 been eliminated to hard frame pointer, set
5327 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5328 encountering fp setter in the prologue. For MO_ADJUST, call
5329 log_op_type before pusing the op into mos vector, not afterwards.
5330 Call adjust_insn before cselib_process_insn/add_with_sets,
5331 call cancel_changes (0) afterwards.
5332 (variable_tracking_main_1): Adjust for vt_initialize calling
5333 vt_stack_adjustments and returning whether it succeeded or not.
5335 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5337 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5340 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5342 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5344 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5345 drap_reg has not been set.
5347 2010-03-15 Michael Matz <matz@suse.de>
5350 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5351 use it to expand block copies.
5352 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5353 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5354 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5356 2010-03-15 Richard Guenther <rguenther@suse.de>
5358 PR tree-optimization/43367
5359 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5362 2010-03-15 Richard Guenther <rguenther@suse.de>
5364 PR tree-optimization/43317
5365 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5367 2010-03-15 Martin Jambor <mjambor@suse.cz>
5369 PR tree-optimization/43141
5370 * tree-sra.c (create_abstract_origin): New function.
5371 (modify_function): Call create_abstract_origin.
5373 2010-03-15 Chris Demetriou <cgd@google.com>
5375 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5378 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5381 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5382 call insert_out_of_ssa_copy for default definitions.
5384 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5386 * graphite-clast-to-gimple.c (my_long_long): Defined.
5387 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5388 * graphite-sese-to-poly.c (my_long_long): Defined.
5389 (scop_ivs_can_be_represented): Use it.
5391 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5393 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5394 graphite-max-bbs-per-function, and loop-block-tile-size.
5395 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5397 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5399 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5401 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5402 forward declaration.
5403 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5404 (add_upper_bounds_from_estimated_nit): New.
5405 (build_loop_iteration_domains): Use it.
5407 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5409 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5411 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5414 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5415 should be an INTEGER_CST. Also handle CASE_CONVERT.
5417 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5419 * graphite.c (graphite_initialize): To bound the number of bbs per
5420 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5421 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5422 * doc/invoke.texi: Document it.
5424 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5426 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5427 * graphite-sese-to-poly.h (build_poly_scop): Same.
5429 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5431 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5432 the number of parameters in the scop. Use as an upper bound
5433 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5434 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5435 * doc/invoke.texi: Document it.
5437 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5439 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5440 * doc/c-tree.texi: Remove.
5441 * doc/generic.texi: Merge c-tree.texi here.
5442 * doc/gccint.texi (Trees): Remove menu entry.
5443 (c-tree.texi): Remove @include.
5444 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5445 * doc/languages.texi (Reading RTL): Ditto.
5447 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5450 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5452 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5455 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5456 code added to work around reload clobbering CONST insns.
5458 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5460 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5461 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5462 (cselib_preserve_only_values): Remove retain argument, don't
5463 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5464 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5465 * var-tracking.c (micro_operation): Move insn field before union.
5466 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5467 (struct variable_tracking_info_def): Remove n_mos field, change
5468 mos into a vector of micro_operations.
5469 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5470 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5471 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5472 changing into a vector.
5473 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5474 come before all other uops generated by add_stores.
5475 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5477 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5478 a vector. Run just one pass over the bbs instead of separate counting
5479 and computation phase.
5480 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5483 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5484 into *nonlocalized_list vector.
5485 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5486 even if origin is non-NULL.
5487 (gen_variable_die): Likewise.
5488 (process_scope_var): Don't change origin.
5489 (gen_decl_die): Likewise.
5490 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5491 before adding new edges instead of after it, fix moving over
5494 2010-03-11 David S. Miller <davem@davemloft.net>
5496 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5498 * configure: Rebuild.
5500 2010-03-11 Martin Jambor <mjambor@suse.cz>
5502 PR tree-optimization/43257
5503 * tree.c (assign_assembler_name_if_neeeded): New function.
5504 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5506 * tree.h (assign_assembler_name_if_neeeded): Declare.
5507 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5508 the function if needed.
5510 2010-03-11 Chris Demetriou <cgd@google.com>
5512 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5513 include/stdint-gcc.h, and include/stdint.h world-readable.
5515 2010-03-11 Richard Guenther <rguenther@suse.de>
5517 PR tree-optimization/43255
5518 * tree-vrp.c (process_assert_insertions_for): Do not insert
5519 asserts for trivial conditions.
5521 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5523 PR tree-optimization/43280
5524 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5525 generation. Move calculation of size out of the if branch.
5526 (find_bswap): Modify compare number generation.
5528 2010-03-11 Richard Guenther <rguenther@suse.de>
5531 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5532 (input_gimple_stmt): Fixup handled component types during
5533 operand read. Also fix up decls in ADDR_EXPRs.
5535 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5537 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5538 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5540 2010-03-10 Jan Hubicka <jh@suse.cz>
5543 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5544 * varasm.c (get_variable_section): Don't do that here...
5545 (make_decl_rtl): ... and here.
5546 (do_assemble_alias): Produce decl RTL.
5547 (assemble_alias): Likewise.
5549 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5552 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5553 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5555 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5556 (based_loc_descr): Only express drap or vdrap regno based expressions
5557 using DW_OP_fbreg when not optimizing.
5558 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5559 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5560 REG_CFA_SET_VDRAP note.
5562 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5564 PR tree-optimization/43236
5565 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5566 error in calculation of base address in reverse iteration case.
5567 (generate_builtin): Take number of latch executions if the statement
5570 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5573 * tree-eh.c: Include pointer-set.h.
5574 (lower_eh_dispatch): Filter out duplicate case labels and
5575 remove the unneeded edge when the label is unused. Return
5576 true when some edges are removed.
5577 (execute_lower_eh_dispatch): When any lowering resulted in
5578 removing an edge, also delete unreachable blocks.
5580 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5583 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5584 UNSPEC_MACHOPIC_OFFSET.
5586 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5589 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5590 (m68k_delegitimize_address): New function.
5592 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5595 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5598 * var-tracking.c (adjust_sets): New function.
5599 (count_with_sets, add_with_sets): Use it.
5600 (get_adjusted_src): New inline function.
5601 (add_stores): Use it.
5604 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5605 call cselib_dummy_expand_value_rtx_cb instead of
5606 cselib_expand_value_rtx_cb.
5609 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5610 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5611 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5612 and .cfi_endproc around the pic thunks.
5613 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5614 all queued unwind info register saves are saved before the call.
5615 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5616 considered as sp-=4 for unwind info and the pop as sp+=4 which
5617 also clobbers dest, but doesn't actually restore it.
5620 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5621 RTX_FRAME_RELATED_P.
5623 2010-03-09 Jie Zhang <jie@codesourcery.com>
5625 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5626 whitespaces in output template.
5628 2010-03-09 Jie Zhang <jie@codesourcery.com>
5630 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5633 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5635 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5636 builtins.exp in a separate job.
5638 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5640 * graphite-sese-to-poly.c (add_param_constraints): Use
5641 lower_bound_in_type and upper_bound_in_type.
5643 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5645 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5646 instead of unsigned_type_node.
5648 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5649 Reza Yazdani <reza.yazdani@amd.com>
5652 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5653 on pointer type parameters.
5655 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5659 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5660 handle conversions from pointer to integers.
5661 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5662 induction variable, to be able to work with code generated by CLooG.
5663 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5664 (build_poly_scop): Bail out if we cannot codegen a loop.
5666 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5668 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5669 code generation with gloog_error.
5671 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5673 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5674 Call fold_convert on all the returned values.
5675 (expand_scalar_variables_expr): Pass to
5676 expand_scalar_variables_ssa_name the type of the resulting expression.
5678 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5680 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5681 ppl_min_for_le_pointset.
5682 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5683 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5685 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5687 * graphite-dependences.c (map_into_dep_poly): Removed.
5688 (dependence_polyhedron_1): Use combine_context_id_scat.
5690 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5692 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5693 (struct poly_bb): Same.
5694 (combine_context_id_scat): New.
5696 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5699 * sese.c (name_defined_in_loop_p): Return false for default
5702 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5704 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5705 and clean up the logic.
5707 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5709 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5712 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5714 * var-tracking.c (remove_cselib_value_chains): Define only for
5716 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5717 delete_slot_part, emit_notes_for_differences_1): Don't call
5718 remove_cselib_value_chains here.
5719 (set_slot_part, emit_notes_for_differences_2): Don't call
5720 add_cselib_value_chains here.
5721 (preserved_values): New vector.
5722 (preserve_value): New function.
5723 (add_uses, add_stores, vt_add_function_parameters): Use it
5724 instead of cselib_preserve_value.
5725 (changed_values_stack): New vector.
5726 (check_changed_vars_0): New function.
5727 (check_changed_vars_1, check_changed_vars_2): Use it.
5728 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5729 changed_values_stack VALUEs.
5730 (vt_emit_notes): For all preserved_values call
5731 add_cselib_value_chains. If ENABLE_CHECKING call
5732 remove_cselib_value_chains before verifying value_chains is empty.
5733 Initialize and free changed_values_stack.
5734 (vt_initialize): Initialize preserved_values.
5735 (vt_finalize): Free preserved_values.
5737 2010-03-08 Richard Guenther <rguenther@suse.de>
5739 PR tree-optimization/43269
5740 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5743 2010-03-08 Martin Jambor <mjambor@suse.cz>
5745 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5746 (ipa_is_param_called): Removed.
5747 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5748 (ipa_print_node_params): Do not print the called flag.
5749 (ipa_write_node_info): Do not stream the called flag.
5750 (ipa_read_node_info): Likewise.
5752 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5755 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5756 * cselib.c (struct expand_value_data): Add dummy field.
5757 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5759 (cselib_dummy_expand_value_rtx_cb): New function.
5760 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5762 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5763 * var-tracking.c: Include pointer-set.h.
5764 (variable): Change n_var_parts to char from int. Add
5765 cur_loc_changed and in_changed_variables fields.
5766 (variable_canonicalize): Remove.
5767 (shared_var_p): New inline function.
5768 (unshare_variable): Maintain cur_loc_changed and
5769 in_changed_variables fields. If var was in changed_variables,
5770 replace it there with new_var. Just copy cur_loc instead of
5771 resetting it to something else.
5772 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5773 (dataflow_set_union): Don't call variable_canonicalize.
5774 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5775 of their DEBUG_EXPR_TREE_DECLs.
5776 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5777 and in_changed_variables and cur_loc_changed is false.
5778 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5779 and cur_loc_changed. Don't update cur_loc here.
5780 (variable_merge_over_src): Don't call variable_canonicalize.
5781 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5782 removing loc that is equal to cur_loc, clear cur_loc,
5783 set cur_loc_changed and ensure variable_was_changed is called.
5784 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5785 compare pointers in cur_loc check, if it is equal to loc,
5786 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5787 (variable_different_p): Remove compare_current_location argument,
5788 don't compare cur_loc.
5789 (dataflow_set_different_1): Adjust variable_different_p caller.
5790 (variable_was_changed): If dv had some var in changed_variables
5791 already, reset in_changed_variables flag for it and propagate
5792 cur_loc_changed over to the new variable. On empty var
5793 always set cur_loc_changed. Set in_changed_variables on whatever
5794 var is added to changed_variables.
5795 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5796 Use shared_var_p. When removing loc that is equal to cur_loc,
5797 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5798 end, don't set it to something else, just call variable_was_changed.
5799 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5800 loc being removed, clear cur_loc and set cur_loc_changed.
5801 Set cur_loc_changed if all locations have been removed.
5802 (struct expand_loc_callback_data): New type.
5803 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5804 allocated. Always create SUBREGs if simplify_subreg failed.
5805 Prefer to use cur_loc, when that fails and still in
5806 changed_variables (and seen first time) recompute it. Set
5807 cur_loc_changed of variables which had to change cur_loc and
5808 compute elcd->cur_loc_changed if any of the subexpressions used
5809 had to change cur_loc.
5810 (vt_expand_loc): Adjust to pass arguments in
5811 expand_loc_callback_data structure.
5812 (vt_expand_loc_dummy): New function.
5813 (emitted_notes): New variable.
5814 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5815 that weren't used for any other decl in current
5816 emit_notes_for_changes call call vt_expand_loc_dummy to update
5817 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5818 first loc_chain location if NULL before. Always use just
5819 cur_loc instead of first loc_chain location. When cur_loc_changed
5820 is false, when not --enable-checking=rtl just don't emit any note.
5821 When rtl checking, compute the note and assert it is the same
5822 as previous note. Clear cur_loc_changed and in_changed_variables
5823 at the end before removing from changed_variables.
5824 (check_changed_vars_3): New function.
5825 (emit_notes_for_changes): Traverse changed_vars to call
5826 check_changed_vars_3 on each changed var.
5827 (emit_notes_for_differences_1): Clear cur_loc_changed and
5828 in_changed_variables. Recompute cur_loc of new_var.
5829 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5830 (vt_emit_notes): Initialize and destroy emitted_notes.
5832 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5834 PR rtl-optimization/42220
5835 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5836 Use verify_reg_tracked to determine if we should use OP_OUT rather
5838 (build_def_use): If we see an in-out operand for a register that we
5839 know nothing about, treat is an output if possible, fail the block if
5842 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5845 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5848 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5851 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5852 uses of relevant DEFs that are dead outside the loop too.
5854 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5856 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5858 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5860 * var-tracking.c (values_to_unmark): New variable.
5861 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5862 values_to_unmark vector. Moved body to...
5863 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5864 instead queue it into values_to_unmark vector.
5865 (vt_find_locations): Free values_to_unmark vector.
5867 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5869 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5870 (site.exp): Export them when plugins are enabled.
5872 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5875 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5877 (chrec_fold_multiply): Same.
5879 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5882 * c-decl.c (build_compound_literal): Return early if init is
5885 2010-03-04 Martin Jambor <mjambor@suse.cz>
5887 PR tree-optimization/43164
5888 PR tree-optimization/43191
5889 * tree-sra.c (type_consists_of_records_p): Reject records with
5890 zero-size bit-fields at the end.
5892 2010-03-04 Mike Stump <mikestump@comcast.net>
5894 * Makefile.in (TAGS): Remove *.y.
5896 2010-03-04 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/40761
5899 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5901 (my_rev_post_order_compute): New function.
5902 (init_pre): Call it.
5904 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5907 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5908 decrease the cost of an IV candidate when the cost is infinite.
5910 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5912 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5913 Use '3DNow!' for the extension of that name, ensure normal space
5915 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5917 2010-03-03 Jeff Law <law@redhat.com>
5919 * PR middle-end/32693
5920 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5921 than gen_rtx_SUBREG.
5922 (extract_bit_field_1): Likewise.
5924 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5926 * doc/sourcebuild.texi (Test directives): Document that arguments
5927 include-opts and exclude-opts are now optional for dg-skip-if,
5928 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5930 2010-03-03 Jason Merrill <jason@redhat.com>
5933 * cgraph.h (varpool_node): Add extra_name field.
5934 * varpool.c (varpool_extra_name_alias): New.
5935 (varpool_assemble_decl): Emit extra name aliases.
5936 (varpool_mark_needed_node): Look past an extra name alias.
5937 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5938 * lto-streamer-in.c (lto_input_tree): Read it.
5939 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5941 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5943 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5944 (sparc*-*-solaris2*): ...this.
5946 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5949 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5950 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5951 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5952 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5955 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5956 fallthrough to default handling, just with want_address 0 instead of 2.
5957 For single element lists, add_AT_loc directly, otherwise create an
5958 artificial variable DIE and stick location list to it.
5961 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5962 (VAL_EXPR_HAS_REVERSE): Define.
5963 (reverse_op): New function.
5964 (add_stores): For reversible operations add an extra MO_VAL_USE.
5966 2010-03-02 Jason Merrill <jason@redhat.com>
5968 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5970 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5972 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5973 (sparc64-*-linux*): Likewise.
5974 (sparc64-*-solaris2*): Include assembler files before linker ones.
5975 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5976 * config/sparc/gas.h: Delete.
5977 * config/sparc/sol2-64.h: Add copyright notice.
5978 * config/sparc/sol2-gas-bi.h: Likewise.
5979 * config/sparc/sol2-gld.h: Likewise.
5980 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5981 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5982 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5983 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5984 (sparc_elf_asm_named_section): Rename into...
5985 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5987 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5989 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5991 2010-03-02 Jeff Law <law@redhat.com>
5994 * reload1.c (rtx_p, substitute_stack): Declare.
5995 (substitute): Record addresses of changed rtxs.
5996 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5997 Restore the original rtx when complete.
5998 (reload): Free subsitute_stack when complete.
6000 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6002 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6003 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6005 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6006 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6007 Torture Tests): Change from subsection to section.
6009 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6010 Steven Bosscher <steven@gcc.gnu.org>
6012 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6015 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6018 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6019 the assignment from the new induction variable to the assignment
6020 of the value from the original loop PHI function.
6022 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6023 Daniel Jacobowitz <dan@codesourcery.com>
6025 * doc/sourcebuild.texi (Test directives): Clarify options to
6028 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6030 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6031 Disable cfi directives unless GCC and gas agree on using read-only
6032 .eh_frame sections for 64-bit.
6033 * configure: Regenerate.
6035 2010-03-01 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/43220
6038 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6039 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6041 2010-03-01 Richard Guenther <rguenther@suse.de>
6042 Martin Jambor <mjambor@suse.cz>
6045 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6046 gimplified parameters.
6048 2010-03-01 Christian Bruel <christian.bruel@st.com>
6050 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6052 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6054 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6056 2010-03-01 Richard Guenther <rguenther@suse.de>
6059 * expr.c (expand_assignment): Use the alias-oracle to tell
6060 if the rhs aliases the result decl.
6062 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6065 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6066 to sol_gt_pch_get_address.
6067 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6068 64-bit, SPARC and x86.
6069 (sol_gt_pch_get_address): New function.
6071 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6073 * toplev.h (inform_n, error_n): Declare.
6074 * diagnostic.c (inform_n, error_n): New function.
6076 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6078 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6079 has no rtl yet when processing local_decls, queue it and recheck
6080 if deferred stack allocation hasn't assigned it rtl.
6082 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6084 * config/sh/sh.c (unspec_bbr_uid): New.
6085 (gen_block_redirect): Use it instead of INSN_UID.
6086 (gen_far_branch): Likewise.
6088 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6090 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6091 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6093 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6095 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6096 (Warning Options): -Wno-conversion-null is valid for
6097 Objective-C++ as well.
6098 * doc/tm.texi (Named Address Spaces): Likewise.
6099 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6100 * doc/tree-ssa.texi (Tree SSA): Likewise.
6102 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6105 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6106 by default. Don't set the default arch for
6107 i[34567]86-*-darwin*|x86_64-*-darwin*.
6109 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6112 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6113 default. Set the default 32bit/64bit archs with $with_arch
6114 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6116 2010-02-27 Richard Guenther <rguenther@suse.de>
6118 PR tree-optimization/43186
6119 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6120 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6121 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6122 unroller iterations.
6124 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6126 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6127 required and i[34567]86-*-* targets don't support 64bit ISA.
6129 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6132 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6135 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6137 * config.gcc: Set the default arch at least to Prescott for
6138 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6139 if SSE math is enabled.
6141 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6143 * diagnostic.c (diagnostic_initialize): Update.
6144 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6146 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6147 (diagnostic_inhibit_notes): New.
6148 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6150 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6153 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6154 * doc/standards.texi: Likewise.
6155 * doc/extend.texi: Likewise.
6156 * doc/trouble.texi: Likewise.
6157 * doc/cppopts.texi: Likewise.
6158 * doc/install.texi: Likewise.
6159 * c.opt (std=c90,std=gnu90): New options.
6160 * c-opts.c (c_common_handle_option): Handle them.
6162 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6165 * c-decl.c (undeclared_variable): Use an informative note.
6167 2010-02-26 Richard Guenther <rguenther@suse.de>
6169 PR tree-optimization/43186
6170 * gimple.h (gimple_fold): Remove.
6171 * gimple.c (gimple_fold): Remove. Inline into single user ...
6172 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6173 Try harder for conditions.
6175 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6178 * function.c (used_types_insert): Don't skip through named pointer
6179 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6180 and it is different from the main variant's type.
6182 2010-02-26 Nick Clifton <nickc@redhat.com>
6184 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6186 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6188 * config.gcc: Support --with-fpmath=sse for x86.
6190 * config/i386/ssemath.h: New.
6192 * doc/install.texi (--with-fpmath=sse): Documented.
6194 2010-02-26 Richard Guenther <rguenther@suse.de>
6196 PR tree-optimization/43188
6197 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6198 vector types of over-aligned element type.
6200 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6203 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6204 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6206 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6208 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6210 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6212 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6213 * var-tracking.c: Include diagnostic.h.
6214 (debug_dv): New function.
6215 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6218 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6219 (add_value_chain, add_value_chains, remove_value_chain,
6220 remove_value_chains): Handle DEBUG_EXPRs.
6221 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6224 * regcprop.c (struct queued_debug_insn_change): New type.
6225 (struct value_data_entry): Add debug_insn_changes field.
6226 (struct value_data): Add n_debug_insn_changes field.
6227 (debug_insn_changes_pool): New variable.
6228 (free_debug_insn_changes, apply_debug_insn_changes,
6229 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6230 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6231 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6233 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6235 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6236 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6237 changes, call cprop_find_used_regs via note_stores.
6238 (copyprop_hardreg_forward): When copying vd from predecessor
6239 which has any queued DEBUG_INSN changes, make sure the pointers are
6240 cleared. At the end call df_analyze and then if there are any
6241 DEBUG_INSN changes queued at the end of some basic block for still
6242 live registers, apply them.
6243 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6245 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6247 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6250 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6252 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6253 targets. Set the default with_cpu/with_arch from arch/cpu.
6254 Allow x86-64 and native for with_cpu/with_arch.
6256 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6258 * ebitmap.c: Change calls to verify_popcount with calls to
6259 sbitmap_verify_popcount.
6260 (ebitmap_clear_bit): Fixed map->cacheindex test and
6261 map>cache update when bit clearing results in an empty
6264 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6267 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6268 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6269 and support both V2DF and V2DI modes.
6270 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6271 support both V2DF and V2DI modes.
6272 (general): Delete trailing whitespace from a few patterns.
6274 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6275 V2DF/V2DI interleave high/low builtins.
6277 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6280 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6281 interleave high/low functions.
6283 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6285 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6286 #pragma extern_prefix.
6288 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6291 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6292 BLKmode, assert op0 is a MEM and just adjust its mode.
6295 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6296 if bitpos isn't multiple of mode's bitsize.
6298 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6300 * c.opt (-ftemplate-depth=): New.
6301 (-ftemplate-depth-): Deprecate.
6302 * optc-gen.awk: Handle -ftemplate-depth=.
6303 * opth-gen.awk: Likewise.
6304 * c-opts.c (c_common_handle_option): Likewise.
6305 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6307 2010-02-24 Jason Merrill <jason@redhat.com>
6309 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6311 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6313 * cfg.c (alloc_aux_for_block): Remove inline.
6314 (alloc_aux_for_edge): Likewise.
6316 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6318 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6320 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6322 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6323 * config/i386/sol2-gas.h: New file.
6324 * config.gcc (i[34567]86-*-solaris2*): Use it.
6326 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6329 * c-typeck.c (ep_convert_and_check): New.
6330 (build_conditional_expr): Use it.
6331 (build_binary_op): Likewise.
6333 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6335 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6338 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6339 bounds even for -O+.
6340 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6341 expr needs to have DECL_NAME set.
6343 2010-02-24 Nick Clifton <nickc@redhat.com>
6345 * config/mep/mep.c: Include gimple.h.
6346 (mep_function_uses_sp): Delete unused function.
6347 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6348 parameters. Use unsigned integers to count args. Return a
6349 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6351 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6354 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6355 greater or equal to nelt instead of 2 * nelt.
6356 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6359 2010-02-23 Jason Merrill <jason@redhat.com>
6362 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6363 in cfun->local_decls even if they have register types.
6366 * stor-layout.c (place_field): Don't warn about unnecessary
6367 DECL_PACKED if the type is packed.
6369 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6372 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6373 GOTOFF relocs, even when the base reg isn't pic pointer.
6375 2010-02-23 Michael Matz <matz@suse.de>
6378 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6379 (expand_gimple_basic_block): Generate and use debug temps if there
6380 are debug uses left after the last real use of TERed ssa names.
6381 Unlink debug immediate uses when they are expanded.
6383 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6386 * config/i386/i386.c (override_options): Reorganise to provide
6387 better error messages.
6389 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6392 * graphite-scop-detection.c (create_single_exit_edge): Move
6393 the call to find_single_exit_edge to....
6394 (create_sese_edges): ...here. Don't handle multiple edges
6395 exiting the function.
6396 (build_graphite_scops): Don't handle multiple edges
6397 exiting the function.
6399 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6402 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6403 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6405 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6408 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6410 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6413 * c-typeck.c (convert_arguments): Print declaration location.
6414 * c-common.c (validate_nargs): Rename as
6415 builtin_function_validate_nargs.
6416 (check_builtin_function_arguments): Update.
6418 2010-02-22 Richard Guenther <rguenther@suse.de>
6421 * tree-inline.c (declare_return_variable): Use the type of
6422 the call stmt lhs if available.
6424 2010-02-22 Duncan Sands <baldrick@free.fr>
6426 * passes.c (register_pass): Always consider all pass lists when
6427 ref_pass_instance_number is zero.
6429 2010-02-22 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/42749
6432 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6433 parameter. Do arithmetic in the original type.
6434 (update_accumulator_with_ops): Likewise.
6435 (adjust_accumulator_values): Adjust.
6437 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6439 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6440 (QI to BLKmode splitter): New splitter.
6442 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6444 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6445 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6447 2010-02-22 Richard Guenther <rguenther@suse.de>
6449 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6451 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6453 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6454 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6455 ($(T)crti.o, $(T)crtn.o): Remove rules.
6457 2010-02-21 Tobias Burnus <burnus@net-b.de>
6460 * doc/invoke.texi (-fassociative-math): Document that this
6461 option is automatically enabled for Fortran.
6463 2010-02-20 David S. Miller <davem@davemloft.net>
6465 * configure.ac: Test if linker and assembler properly support
6466 GOTDATA_OP relocations.
6467 * configure: Rebuild.
6468 * config.in: Likewise.
6469 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6470 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6471 (movsi_high_pic): Likewise.
6472 (movdi_lo_sum_pic): Likewise.
6473 (movdi_high_pic): Likewise.
6474 (movsi_pic_gotdata_op): New pattern.
6475 (movdi_pic_gotdata_op): Likewise.
6476 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6477 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6479 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6483 attribute to ssemul.
6484 (xop_mulv2div2di3_high): Ditto.
6486 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6489 * c.opt (Wconversion-null): New option.
6490 * doc/invoke.texi (Wconversion-null): Document.
6492 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6494 * common.opt (Wlarger-than-): Add Undocumented.
6496 2010-02-19 Mike Stump <mikestump@comcast.net>
6498 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6500 2010-02-19 Jason Merrill <jason@redhat.com>
6503 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6504 * configure: Likewise.
6506 2010-02-20 Alan Modra <amodra@gmail.com>
6509 * cgraph.h (cgraph_make_decl_local): Declare.
6510 * cgraph.c (cgraph_make_decl_local): New function.
6511 (cgraph_make_node_local): Use it.
6512 * cgraphunit.c (cgraph_function_versioning): Likewise.
6513 * ipa.c (function_and_variable_visibility): Likewise.
6515 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6518 * except.c (sjlj_emit_function_enter): Don't call
6519 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6521 * rtl.h (add_reg_br_prob_note): Remove prototype.
6523 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6526 * c-common.c (conversion_warning): Remove widening conversions
6527 before checking the conversion of integers to reals.
6529 2010-02-19 Mike Stump <mikestump@comcast.net>
6532 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6535 * cgraphunit.c (process_function_and_variable_attributes): Check
6536 DECL_PRESERVE_P instead of looking up attribute "used".
6537 * ipa-pure-const.c (check_decl): Likewise.
6538 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6539 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6540 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6541 instead of attribute "used".
6542 * config/sol2-c.c (solaris_pragma_init): Likewise.
6543 (solaris_pragma_fini): Likewise.
6545 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6547 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6548 Use XCNEW instead of xcalloc.
6549 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6550 XNEW instead of xmalloc.
6551 (get_fields): Use XNEWVEC instead of xmalloc.
6554 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6555 populate vars array.
6556 (create_new_general_access): For debug stmts just reset value.
6557 (get_stmt_accesses): For accesses within debug stmts just record them
6558 using add_access_to_acc_sites instead of preventing the peeling or
6559 counting them as accesses.
6562 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6564 2010-02-19 Richard Guenther <rguenther@suse.de>
6566 PR tree-optimization/42916
6567 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6570 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6572 * configure.ac: Replace all uses of changequote in macro arguments
6573 with proper quoting.
6575 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6578 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6580 2010-02-19 Richard Guenther <rguenther@suse.de>
6582 PR tree-optimization/42944
6583 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6584 test for aliasing with errno.
6586 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6589 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6590 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6591 * dojump.c: Include output.h.
6592 (inv): New inline function.
6593 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6594 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6595 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6596 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6597 argument, pass it down to other calls.
6598 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6599 add REG_BR_PROB note to the conditional jump.
6600 * cfgexpand.c (add_reg_br_prob_note): Removed.
6601 (expand_gimple_cond): Don't call it, add the probability
6602 as last argument to jumpif_1/jumpifnot_1.
6603 * Makefile.in (dojump.o): Depend on output.h.
6604 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6606 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6607 * stmt.c (do_jump_if_equal): Likewise.
6608 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6609 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6610 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6612 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6613 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6614 jumpifnot_1 callers.
6615 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6617 (store_expr): Adjust jumpifnot caller.
6618 (store_constructor): Adjust jumpif caller.
6621 * gimplify.c (gimple_boolify): For __builtin_expect call
6622 gimple_boolify also on its first argument.
6624 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6626 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6628 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6629 * configure: Regenerated.
6631 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6633 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6634 lang_hooks.types_compatible_p instead of comptypes.
6636 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6638 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6639 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6640 if __prefer_thumb__ is defined.
6642 2010-02-18 Martin Jambor <mjambor@suse.cz>
6644 PR tree-optimization/43066
6645 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6646 array with zero-sized element type.
6648 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6650 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6651 rtx, allocate struct var_loc_node here and return it to the
6652 caller, and only if it is actually needed.
6653 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6654 move it earlier and return immediately if it returns NULL.
6656 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6658 * config/sparc/gas.h: New file. Restore
6659 TARGET_ASM_NAMED_SECTION to its ELF default.
6660 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6662 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6663 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6664 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6665 after sparc/sysv4.h.
6667 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6669 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6671 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6673 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6674 patterns from predicated pattern.
6676 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6679 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6680 for insn mnemonic suffix.
6682 2010-02-17 Richard Guenther <rguenther@suse.de>
6684 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6687 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6690 * caller-save.c (save_call_clobbered_regs): If BB ends with
6691 a DEBUG_INSN, move any notes in between last real insn and the last
6692 DEBUG_INSN after the last DEBUG_INSN.
6694 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6696 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6697 Fix return type. Fix argument type. Explain meaning of return value.
6699 2010-02-16 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/41043
6702 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6703 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6705 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6707 2010-02-16 Ira Rosen <irar@il.ibm.com>
6709 PR tree-optimization/43074
6710 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6711 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6712 vectorizable cycles in hybrid SLP check.
6713 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6715 2010-02-16 Richard Guenther <rguenther@suse.de>
6717 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6718 (true_dependence): If memrefs_conflict_p computes must-alias
6719 trust it. Move TBAA check after offset-based disambiguation.
6720 (canon_true_dependence): Likewise.
6722 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6724 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6725 * doc/invoke.texi: Document it.
6726 * var-tracking.c: Include toplev.h and params.h.
6727 (vt_find_locations): Return bool indicating success. Compute
6728 hash sizes unconditionally. Check new parameter, report.
6729 (variable_tracking_main_1): Check vt_find_locations results and
6730 retry. Renamed from...
6731 (variable_tracking_main): ... this. New wrapper to preserve
6732 flag_var_tracking_assignments.
6733 * Makefile.in (var-tracking.o): Adjust dependencies.
6735 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6736 Jakub Jelinek <jakub@redhat.com>
6739 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6740 if weak_import attribute is present.
6741 * config/darwin.c (machopic_select_section): Likewise.
6743 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6745 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6746 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6747 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6748 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6750 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6753 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6756 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6757 Rewrite text to refer to the names.
6759 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6761 * config/i386/i386-builtin-types.def
6762 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6763 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6764 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6765 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6766 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6767 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6768 IX86_BUILTIN_VPERMIL2PS256.
6769 (MULTI_ARG_4_DF2_DI_I): Defined.
6770 (MULTI_ARG_4_DF2_DI_I1): Defined.
6771 (MULTI_ARG_4_SF2_SI_I): Defined.
6772 (MULTI_ARG_4_SF2_SI_I1): Defined.
6773 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6774 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6775 __builtin_ia32_vpermil2ps256.
6776 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6777 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6778 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6779 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6780 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6781 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6782 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6783 CODE_FOR_xop_vpermil2v8sf3.
6784 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6785 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6786 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6787 (_mm256_permute2_pd): New.
6788 (_mm_permute2_ps): New.
6789 (_mm256_permute2_ps): New.
6791 2010-02-15 Nick Clifton <nickc@redhat.com>
6793 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6794 boolean parameters. Use emit_jump_insn when emitting a pop
6795 instruction containing a return insn.
6796 (push): Use 'true' rather than '1' as second parameter to F.
6797 (h8300_expand_prologue): Likewise.
6798 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6799 (h8300_expand_epilogue): Likewise.
6801 2010-02-15 Richard Guenther <rguenther@suse.de>
6804 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6807 2010-02-15 Nick Clifton <nickc@redhat.com>
6809 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6812 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6814 * intl.c (fake_ngettext): New function.
6815 * intl.h (fake_ngettext): Declare.
6816 (ngettext): Define macro.
6817 * collect2.c (notice_translated): New function.
6818 (main): Use notice_translated and ngettext.
6819 * collect2.h (notice_translated): Declare.
6821 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6823 * reorg.c (delete_computation): Comment fixes.
6824 * caller-save.c (setup_save_areas): Idem.
6825 * sel-sched-dump.c (dump_lv_set): Idem.
6828 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6830 * config/s390/s390.c (s390_sched_init): New function.
6831 (TARGET_SCHED_INIT): Target hook defined.
6833 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6834 Jack Howarth <howarth@bromo.med.uc.edu>
6835 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6838 Partial revert of unintended change in fix for PR41605.
6839 * config/darwin.h: Fix typo.
6840 * config/darwin9.h: Same.
6842 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6844 * c-pch.c (pch_init): Clear v.
6846 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6849 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6850 graphite_can_represent_init for MULT_EXPR.
6852 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6856 * graphite-sese-to-poly.c (remove_phi): New.
6857 (translate_scalar_reduction_to_array): Call remove_phi.
6859 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6862 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6863 * graphite-clast-to-gimple.h (gloog): Update declaration.
6864 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6865 * graphite-poly.h (struct poly_bb): Add missing comments.
6866 (struct scop): Add poly_scop_p field.
6868 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6869 * graphite.c (graphite_transform_loops): Build the polyhedral
6870 representation for each scop before code generation.
6871 * sese.c (rename_variables_in_operand): Removed.
6872 (rename_variables_in_expr): Return the renamed expression.
6873 (rename_sese_parameters): New.
6874 * sese.h (rename_sese_parameters): Declared.
6876 2010-02-11 Richard Guenther <rguenther@suse.de>
6878 PR tree-optimization/42998
6879 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6880 POINTER_PLUS_EXPR properly.
6882 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6883 Changpeng Fang <changpeng.fang@amd.com>
6886 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6887 the cost of an IV candidate when the IV is used in a test against zero.
6889 * gcc.dg/tree-ssa/ivopts-3.c: New.
6891 2010-02-11 Richard Guenther <rguenther@suse.de>
6894 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6895 pointer-vs-decl case by swapping refs. Handle some cases
6896 of pointer-vs-decl disambiguations more conservatively.
6897 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6898 to false after expanding.
6900 2010-02-11 Richard Guenther <rguenther@suse.de>
6903 * gcc.c (process_command): Handle LTO file@offset case more
6906 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6908 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6909 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6911 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6913 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6914 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6915 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6916 Optimize eq/ne comparisons when both arguments are known to be
6918 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6919 Don't mask operands unnecessarily if they are known to be already
6922 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6924 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6927 2010-02-10 Richard Guenther <rguenther@suse.de>
6929 PR tree-optimization/43017
6930 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6931 for wrapping signed arithmetic.
6933 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6936 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6937 if no debug info should be emitted for it.
6939 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6941 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6942 note when flag_exceptions is set.
6944 2010-02-10 Duncan Sands <baldrick@free.fr>
6946 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6948 2010-02-10 Richard Guenther <rguenther@suse.de>
6951 * tree.c (get_unwidened): Handle constants.
6952 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6954 2010-02-10 Martin Jambor <mjambor@suse.cz>
6957 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6958 check for variable argument counts independently.
6960 2010-02-10 Christian Bruel <christian.bruel@st.com>
6963 * config/sh/sh.c (find_barrier): Increase length for non delayed
6964 conditional branches.
6966 2010-02-10 Christian Bruel <christian.bruel@st.com>
6968 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6970 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6972 * builtins.c (set_builtin_user_assembler_name): Also handle
6973 ffs if int is smaller than word.
6975 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6978 * ira-conflicts.c (get_dup): Remove.
6979 (process_reg_shuffles): Add new parameter. Use it as an
6980 additional guard for copy generation.
6981 (add_insn_allocno_copies): Rewrite.
6983 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6985 * common.opt (fsched2-use-traces): Preserved for backward
6987 * doc/invoke.texi: Remove the documentation about option
6988 -fsched2-use-traces.
6989 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6990 flag_sched2_use_traces.
6991 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6992 the backward compatibility flag section.
6994 2010-02-09 Richard Guenther <rguenther@suse.de>
6996 PR tree-optimization/43008
6997 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6998 make HEAP variables initialized from global memory if they
6999 are not known builtin functions.
7000 (find_func_aliases): Adjust.
7002 2010-02-09 Richard Guenther <rguenther@suse.de>
7004 PR tree-optimization/43000
7005 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7006 arithmetic manually.
7008 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7010 PR tree-optimization/42931
7011 * tree-loop-linear.c (try_interchange_loops): Don't call
7012 double_int_mul if estimated_loop_iterations failed.
7014 2010-02-08 Martin Jambor <mjambor@suse.cz>
7017 * tree-sra.c (build_accesses_from_assign): Do not mark in
7018 should_scalarize_away_bitmap if stmt has volatile ops.
7019 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7022 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7024 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7026 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7028 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7031 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7034 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7036 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7039 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7040 to unknown_dependence.
7041 (graphite_legal_transform_dr): Handle the unknown_dependence.
7042 (graphite_carried_dependence_level_k): Same.
7044 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7046 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7048 2010-02-07 Richard Guenther <rguenther@suse.de>
7051 * expr.c (get_inner_reference): Always initialize *pbitsize.
7053 2010-02-07 Richard Guenther <rguenther@suse.de>
7056 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7057 new ARRAY_REFs on variable size element or minimal index arrays.
7059 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7060 gimple_fold_indirect_ref.
7062 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7065 * arm.c (arm_override_options): Just return if the user has specified
7066 an invalid fpu name.
7068 2010-02-03 Jason Merrill <jason@redhat.com>
7071 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7072 i386_pe_maybe_record_exported_symbol.
7074 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7077 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7078 (pa_delegitimize_address): New function.
7080 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7082 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7083 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7085 2010-02-05 Richard Guenther <rguenther@suse.de>
7088 * lto-streamer-in.c (get_resolution): Deal with references
7089 to undefined functions.
7091 2010-02-05 Richard Guenther <rguenther@suse.de>
7093 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7094 (fold_const_aggregate_ref): Likewise.
7095 (ccp_fold_stmt): Substitute loads.
7096 (maybe_fold_reference): Verify types before substituting.
7098 (fold_gimple_assign): Unshare properly.
7099 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7101 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7103 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7104 for rs6000_gen_cell_microcode.
7106 2010-02-04 Richard Guenther <rguenther@suse.de>
7108 PR rtl-optimization/42952
7109 * dse.c (const_or_frame_p): Remove MEM handling.
7111 2010-02-04 Nick Clifton <nickc@redhat.com>
7113 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7114 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7115 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7116 (mn10300_asm_output_mi_thunk): New function.
7117 (mn10300_can_output_mu_thunk): New function.
7118 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7119 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7120 (FUNCTION_ARG): Delete incorrect comment.
7122 2010-02-03 Jason Merrill <jason@redhat.com>
7125 * fold-const.c (operand_equal_p): Handle erroneous types.
7127 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7129 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7131 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7133 PR rtl-optimization/42941
7134 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7137 2010-02-03 Jason Merrill <jason@redhat.com>
7140 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7142 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7145 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7146 (cselib_reset_table): Renamed from...
7147 (cselib_reset_table_with_next_value): ... this.
7148 (cselib_get_next_uid): Renamed from...
7149 (cselib_get_next_unknown_value): ... this.
7150 * cselib.c (next_uid): Renamed from...
7151 (next_unknown_value): ... this.
7152 (cselib_clear_table): Adjust.
7153 (cselib_reset_table): Adjust. Renamed from...
7154 (cselib_reset_table_with_next_value): ... this.
7155 (cselib_get_next_uid): Adjust. Renamed from...
7156 (cselib_get_next_unknown_value): ... this.
7157 (get_value_hash): Use hash.
7158 (cselib_hash_rtx): Likewise.
7159 (new_cselib_val): Adjust. Set and dump uid.
7160 (cselib_lookup_mem): Pass next_uid as hash.
7161 (cselib_subst_to_values): Likewise.
7162 (cselib_log_lookup): Dump uid.
7163 (cselib_lookup): Pass next_uid as hash. Adjust.
7164 (cselib_process_insn): Adjust.
7165 (cselib_init): Initialize next_uid.
7166 (cselib_finish): Adjust.
7167 (dump_cselib_table): Likewise.
7168 * dse.c (canon_address): Dump value uid.
7169 * print-rtl.c (print_rtx): Print value uid.
7170 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7172 (dv_uid): New function, sort of renamed from...
7173 (dv_htab_hash): ... this, reimplemented in terms of it and...
7174 (dv_uid2hash): ... this. New.
7175 (variable_htab_eq): Drop excess assertions.
7176 (tie_break_pointers): Removed.
7177 (canon_value_cmp): Compare uids.
7178 (variable_post_merge_New_vals): Print uids.
7179 (vt_add_function_parameters): Adjust.
7180 (vt_initialize): Reset table. Adjust.
7182 2010-02-03 Richard Guenther <rguenther@suse.de>
7184 PR tree-optimization/42944
7185 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7186 (call_may_clobber_ref_p_1): Likewise. Properly handle
7187 malloc and calloc clobbering errno.
7189 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7191 * doc/invoke.texi: Fix name of sched1 dump.
7193 * opts.c (decode_options): Set flag_tree_switch_conversion
7194 only conditionally on optimize >= 2.
7196 * gcse.c: Assorted comment fixes in pass description.
7198 2010-02-03 Anthony Green <green@moxielogic.com>
7200 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7201 nop padding in order to maintain alignment of storage location of
7202 target function address.
7203 (moxie_trampoline_init): Store target function address at newly
7205 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7207 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7209 2010-02-03 Richard Guenther <rguenther@suse.de>
7212 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7214 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7216 * config.gcc: Reenable check for obsolete targets.
7217 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7218 mips-sgi-irix6.[0-4]*.
7220 2010-02-02 Nick Clifton <nickc@redhat.com>
7222 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7223 constant size of 4 as being the same as 0.
7224 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7225 can take values in the range 0..4.
7227 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7230 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7231 as _darwin10_Unwind_FindEnclosingFunction().
7232 * libgcc-libsystem.ver: New.
7234 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7237 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7238 implicitly set registers.
7240 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7242 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7243 (arm_override_options): Allow automatic selection of the thread
7244 pointer register if thumb2.
7245 (legitimize_pic_address): Improve code sequences for Thumb2.
7246 (arm_call_tls_get_addr): Likewise.
7247 (legitimize_tls_address): Likewise.
7248 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7249 (pic_load_addr_32bit): ... this. New named pattern.
7250 * thumb2.md (pic_load_addr_thumb2): Delete.
7251 (pic_load_dot_plus_four): Delete.
7252 (tls_load_dot_plus_four): New named pattern.
7254 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7257 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7258 Document fix for TLS bug.
7260 2010-01-31 Richard Guenther <rguenther@suse.de>
7262 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7263 conservatively correct.
7265 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7269 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7271 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7273 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7275 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7277 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7279 * config.gcc: Adjust order of makefile fragments for mingw targets.
7281 2010-01-31 Richard Guenther <rguenther@suse.de>
7284 * gimplify.c (gimplify_init_constructor): For volatile LHS
7285 initialize a temporary.
7287 2010-01-31 Matthias Klose <doko@ubuntu.com>
7289 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7291 * configure: Regenerate.
7293 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7295 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7296 the same alias set and their sizes different constantness.
7297 (aliasing_component_refs_p): Revert 2009-10-24 change.
7299 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7301 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7304 2010-01-29 Richard Guenther <rguenther@suse.de>
7306 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7307 Assert we successfully updated the call.
7309 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7311 PR rtl-optimization/42889
7312 * df.h (df_set_bb_dirty_nonlr): New prototype.
7313 * df-core.c (df_set_bb_dirty_nonlr): New function.
7314 * df-scan.c (df_insn_rescan): Call it instead of
7315 df_set_bb_dirty for DEBUG_INSNs.
7317 2010-01-29 Richard Guenther <rguenther@suse.de>
7320 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7321 quadratic behavior in most cases.
7323 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7326 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7327 in the call to gen_x86_movsicc_0_m1.
7329 2010-01-28 Richard Guenther <rguenther@suse.de>
7331 PR tree-optimization/42871
7332 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7334 2010-01-28 Richard Guenther <rguenther@suse.de>
7336 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7337 into call arguments.
7339 2010-01-28 Richard Guenther <rguenther@suse.de>
7342 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7343 the forwarder if the destination is an EH landing pad.
7345 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7347 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7348 block list passed to gimple_duplicate_sese_tail.
7349 (parallelize_loops): Avoid parallelization when the function
7351 Avoid parallelization when the preheader is IRREDUCIBLE.
7352 Try to optimize when estimated_loop_iterations_int is unresolved.
7353 Add the loop's location to the dump file.
7354 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7355 (gimple_duplicate_sese_tail): Remove the check for the latch.
7356 Redirect nexits to the exit block.
7357 Remove handling of the incoming edges to the latch.
7358 Redirect the backedge from the copied latch to the exit bb.
7360 2010-01-28 Michael Matz <matz@suse.de>
7363 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7364 Wrap force_reg into a sequence, emit it before user.
7366 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7368 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7370 (arm_legacy_rev): Likewise.
7371 (thumb_legacy_rev): Likewise.
7373 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7375 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7376 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7377 on MEM's address failed, try avoid_constant_pool_reference and
7378 recurse if it returned something different.
7379 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7380 address, try avoid_constant_pool_reference and recurse if it
7381 returned something different.
7382 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7383 address and avoid_constant_pool_reference returned something
7384 different, don't set have_address.
7386 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7389 * var-tracking.c (val_store): Add modified argument, obey it.
7391 (count_uses): Move down logging of main.
7392 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7393 don't need resolution.
7394 (emit_notes_in_bb): Likewise.
7396 2010-01-27 Richard Guenther <rguenther@suse.de>
7399 * tree-inline.c (remap_decl): Delay remapping of SSA name
7400 default definitions until we need them.
7402 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7404 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7405 (rs6000_delegitimize_address): New function.
7407 * config/s390/s390.c (s390_delegitimize_address): Call
7408 delegitimize_mem_from_attrs.
7411 * tree-inline.c (cannot_copy_type_1): Removed.
7412 (copy_forbidden): Don't forbid copying of functions containing
7413 records/unions with variable length fields.
7415 2010-01-27 Christian Bruel <christian.bruel@st.com>
7419 * config/sh/sh.c (find_barrier): Increase length for non delayed
7420 conditional branches.
7422 2010-01-27 Matthias Klose <doko@ubuntu.com>
7424 * configure.ac (gnu-unique-object): Fix ldd version check.
7425 * configure: Regenerate.
7427 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7429 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7431 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7432 Test for HAVE_GNU_AS value.
7434 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7436 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7437 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7438 INT64_TYPE): Define.
7439 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7440 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7441 INT_LEAST64_TYPE): Define.
7442 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7443 UINT_LEAST64_TYPE): Define.
7444 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7445 INT_FAST64_TYPE): Define.
7446 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7447 UINT_FAST64_TYPE): Define.
7448 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7449 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7450 (SIG_ATOMIC_TYPE): Define.
7452 2010-01-26 Richard Guenther <rguenther@suse.de>
7454 * df-scan.c (df_scan_set_bb_info): Remove assert.
7455 (df_insn_rescan_debug_internal): Merge asserts.
7456 (df_install_ref): Likewise.
7457 (df_mark_reg): Use bitmap_set_range.
7458 (df_hard_reg_used_p): Remove assert.
7459 (df_hard_reg_used_count): Likewise.
7461 2010-01-26 Richard Guenther <rguenther@suse.de>
7463 PR rtl-optimization/42685
7464 * web.c (web_main): Ignore DEBUG_INSNs.
7466 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7468 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7470 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7471 Fix types of fndecl and arglist parameters.
7473 2010-01-26 Richard Guenther <rguenther@suse.de>
7476 * tree-eh.c (unsplit_eh): Skip debug insns.
7478 2010-01-26 Richard Guenther <rguenther@suse.de>
7480 PR tree-optimization/42250
7481 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7483 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7486 * omp-low.c (expand_omp_sections): Only use single_pred if
7487 l2_bb is single_pred_p.
7489 2010-01-25 Christian Bruel <christian.bruel@st.com>
7492 * config/sh/sh.c (find_barrier): Increase length for non delayed
7493 conditional branches.
7494 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7496 2010-01-24 David S. Miller <davem@davemloft.net>
7498 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7499 define if not using GAS.
7500 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7501 Likewise. Delete SECTION_MERGE code, which is only applicable
7504 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7507 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7508 mangling of va_list in system headers.
7510 2010-01-23 Toon Moene <toon@moene.org>
7512 * tree-predcom.c (combine_chains): Return NULL, not false.
7514 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7516 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7517 initialization of variable res to agree with return type.
7519 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7521 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7522 * tree-sra.c: Add include of expr.h.
7524 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7526 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7527 insert the debug stmt on the single non-EH edge from the stmt.
7529 2010-01-22 Richard Henderson <rth@redhat.com>
7532 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7533 the RHS until after generate_subtree_copies has insertted its
7534 code before the current statement.
7536 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7538 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7540 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7542 2010-01-21 Martin Jambor <mjambor@suse.cz>
7544 PR tree-optimization/42585
7545 * tree-sra.c (struct access): New field grp_total_scalarization.
7546 (dump_access): Dump the new field.
7547 (should_scalarize_away_bitmap): New variable.
7548 (cannot_scalarize_away_bitmap): Likewise.
7549 (sra_initialize): Allocate new bitmaps.
7550 (sra_deinitialize): Free new bitmaps.
7551 (create_access_1): New function.
7552 (create_access): Parts moved to create_access_1.
7553 (type_consists_of_records_p): New function.
7554 (completely_scalarize_record): Likewise.
7555 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7556 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7557 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7559 (analyze_all_variable_accesses): Completely scalarize small eligible
7562 2010-01-21 Martin Jambor <mjambor@suse.cz>
7564 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7566 2010-01-21 Andrew Haley <aph@redhat.com>
7568 * gcc.c (process_command): Move lang_specific_driver before
7569 setting cc_libexec_prefix.
7571 2010-01-21 Richard Guenther <rguenther@suse.de>
7574 * fold-const.c (negate_expr_p): Pretend only negative
7575 real constants are easily negatable.
7577 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7578 Jason Merrill <jason@redhat.com>
7580 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7581 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7582 * calls.c (initialize argument_information): Handle it.
7583 * c-common.c (handle_transparent_union_attribute): Use new name.
7584 * c-decl.c (finish_struct): Ditto.
7585 * c-typeck.c (type_lists_compatible_p): Ditto.
7586 (convert_for_assignment): Use new name and also handle record.
7587 * function.c (aggregate_value_p): Handle it.
7588 (pass_by_reference): Ditto.
7589 (assign_parm_data_types): Ditto.
7590 * print-tree.c (print_node): Ditto.
7591 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7592 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7593 * tree.c (first_field): New fn.
7595 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7598 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7599 even when linking statically, for now.
7601 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7604 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7605 without a cselib val.
7606 (count_uses): Accept MO_VAL_SET with no val on stores.
7607 (add_stores): Likewise.
7609 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7611 * var-tracking.c (check_value_val): Add a compile time assertion.
7612 (dv_is_decl_p): Simplify.
7613 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7614 gcc_assert if ENABLE_CHECKING.
7616 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7619 * var-tracking.c: Include tree-flow.h.
7620 (mem_dies_at_call): New.
7621 (dataflow_set_preserve_mem_locs): Use it.
7622 (dataflow_set_remove_mem_locs): Likewise.
7623 (dump_var): Renamed from dump_variable. Adjust all callers.
7624 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7625 * Makefile.in (var-tracking.o): Adjust deps.
7627 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7629 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7631 2010-01-20 Richard Guenther <rguenther@suse.de>
7633 PR tree-optimization/42717
7634 * tree-ssa-dce.c (get_live_post_dom): Remove.
7635 (forward_edge_to_pdom): Take an arbitrary edge to copy
7636 degenerate PHI args from.
7637 (remove_dead_stmt): Use the first post-dominator even if it
7638 does not contain live statements as redirection destination.
7640 2010-01-20 Richard Guenther <rguenther@suse.de>
7642 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7644 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7646 * sel-sched.c (create_speculation_check): Remove set but not used
7648 (try_transformation_cache): Remove set but not used variable ds.
7649 (calculate_privileged_insns): Remove set but not used variables
7650 cur_insn and min_spec_insn.
7651 (find_best_expr): Remove set but not used variable avail_n.
7652 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7654 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7656 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7657 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7660 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7663 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7664 cpu types. Add support for *-sse3 cpu types.
7665 (x86_64-*-*): Ditto.
7667 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7670 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7671 argument, call initializer_constant_valid_p_1 instead of
7672 initializer_constant_valid_p, pass CACHE to it, return NULL
7673 immediately if first call returns NULL.
7674 (initializer_constant_valid_p_1): New function.
7675 (initializer_constant_valid_p): Use it.
7677 2010-01-20 Thomas Quinot <quinot@adacore.com>
7679 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7681 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7683 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7684 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7685 (loc_list_from_tree): Don't handle unsigned division. Handle
7686 signed modulo using DW_OP_{over,over,div,mul,minus}.
7687 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7688 modulo instead of signed.
7690 2010-01-20 DJ Delorie <dj@redhat.com>
7692 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7694 (h8300_emit_stack_adjustment): Propogate it.
7696 (h8300_expand_prologue): Likewise.
7697 (h8300_expand_epilogue): Likewise.
7699 2010-01-19 Michael Matz <matz@suse.de>
7701 PR tree-optimization/41783
7702 * tree-data-ref.c (toplevel): Include flags.h.
7703 (dump_data_dependence_relation): Also dump the inputs if the
7704 result will be unknown.
7705 (split_constant_offset_1): Look through some conversions.
7706 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7707 the offset from last element is too large.
7708 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7709 (reassociate_to_the_same_stmt): Handle vector registers.
7710 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7712 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7713 wide_prolog_niters argument, emit widening instructions.
7714 (vect_do_peeling_for_alignment): Adjust caller, use widened
7715 variant of the iteration cound.
7716 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7718 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7721 * config/arm/neon-testgen.m (emit_automatics): New parameter
7722 features. Adjust for Fixed_return_reg feature.
7723 (test_intrinsic): Call emit_automatics with new feature.
7724 * config/arm/neon.ml: Update copyright years.
7725 (features): New Fixed_return_reg feature.
7726 (ops): Update feature for Vget_low.
7728 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7730 PR tree-optimization/42719
7731 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7735 * fwprop.c (all_uses_available_at): Return false if def_set dest
7736 is a REG that is used in def_insn.
7738 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7740 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7742 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7745 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7747 * target.h (struct gcc_target) <secondary_reload>: Change type
7748 of last argument to secondary_reload_info *.
7750 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7753 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7754 memory references with unaligned offsets. Remove CQImode handling.
7755 (unaligned_memory_operand): Return 1 for memory references with
7756 unaligned offsets. Remove CQImode handling.
7758 2010-01-18 Richard Guenther <rguenther@suse.de>
7761 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7764 2010-01-18 Richard Guenther <rguenther@suse.de>
7766 PR tree-optimization/42781
7767 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7768 restrict processing only if the original variable was artificial.
7770 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7772 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7773 find number of popped argument bytes.
7775 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7776 Fix the text that describes the return value for invalid insns.
7778 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7780 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7781 Clarify what 'cost of the -dependence' is. Fix quoting.
7783 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7784 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7786 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7788 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7789 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7791 2010-01-17 Richard Guenther <rguenther@suse.de>
7794 * function.c (split_complex_args): Take a VEC to modify.
7795 (assign_parms_augmented_arg_list): Build a VEC instead of
7796 a chain of PARM_DECLs.
7797 (assign_parms_unsplit_complex): Take a VEC of arguments.
7798 Do not fixup unmodified parms.
7799 (assign_parms): Deal with the VEC.
7800 (gimplify_parameters): Likewise.
7802 2010-01-17 Richard Guenther <rguenther@suse.de>
7804 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7805 node existence check.
7806 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7807 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7808 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7809 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7810 (gimple_execute_on_growing_pred): Likewise.
7812 2010-01-17 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/42773
7815 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7816 (compute_antic_aux): Likewise.
7817 (compute_partial_antic_aux): Likewise.
7819 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7822 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7825 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7827 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7830 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7831 Fix markup for strict argument.
7833 (TARGET_SCHED_REORDER2): Fix argument types.
7835 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7836 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7838 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7839 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7841 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7844 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7845 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7846 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7847 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7848 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7850 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7852 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7854 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7855 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7857 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7859 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7862 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7864 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7865 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7867 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7869 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7871 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7872 referring to it. Fix language.
7874 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7876 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7878 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7880 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7882 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7883 '@var{stream}. Remove stray 'and'.
7885 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7887 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7889 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7891 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7892 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7894 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7895 Fix description of return value.
7896 Rename argument "sz" to "len."
7898 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7899 Clarify meaning of 'true' return value.
7901 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7903 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7904 rep_mode versus mode_rep.
7906 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7908 (TARGET_BUILTIN_DECL): Fix name.
7910 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7912 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7914 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7916 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7918 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7920 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7923 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7924 Rename argument tm_fn to md_fn.
7926 (TARGET_OPTION_PRINT): Fix argument list.
7928 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7931 * config/i386/i386.c (ix86_fixup_binary_operands):
7932 Revert FMA4 fixup of operands.
7934 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7937 * Makefile.in (write_entries_to_file, install-plugin):
7938 Use \012 instead of \n with tr.
7940 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7942 * configure.ac (HAVE_AS_REF): New C macro.
7943 * configure: Regenerate.
7944 * config.in: Likewise.
7945 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7947 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7950 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7952 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7954 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7956 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7958 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7960 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7962 (TARGET_BINDS_LOCAL_P): Fix argument type.
7964 (TARGET_ASM_FILE_END): Use prototype.
7966 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7968 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7970 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7972 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7974 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7975 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7977 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7978 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7980 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7981 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7982 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7983 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7985 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7987 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7989 (TARGET_INIT_BUILTINS): Use prototype.
7991 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7992 Put 'const char *' in braces. Fix parameter types.
7993 (TARGET_INVALID_CONVERSION): Fix parameter types.
7994 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7995 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7997 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8000 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8002 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8004 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8006 * doc/tm.texi (TARGET_HELP): Fix return type.
8008 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8009 in braces. Fix argument types.
8011 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8013 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8015 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8017 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8018 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8020 (TARGET_MANGLE_TYPE): Fix argument types.
8022 (TARGET_IRA_COVER_CLASSES): Use prototype.
8024 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8026 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8028 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8030 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8032 (TARGET_CALLEE_COPIES): Fix argument types.
8034 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8036 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8038 (TARGET_FUNCTION_VALUE): Fix argument types.
8040 (TARGET_RETURN_IN_MSB): Fix argument type.
8042 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8044 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8046 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8048 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8049 agree with return type.
8051 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8053 2010-01-15 Jing Yu <jingyu@google.com>
8055 PR rtl-optimization/42691
8056 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8057 a pseudo to a constant and are merged, and adjust comments.
8059 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8061 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8063 2010-01-15 Richard Guenther <rguenther@suse.de>
8066 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8067 labels of computed or non-local gotos to the destination.
8068 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8069 landing pad label is the first label.
8071 2010-01-15 Richard Guenther <rguenther@suse.de>
8073 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8075 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8078 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8079 to allow generation of the xssqrtdp instruction on power7.
8080 (sqrtdf2_fpr): Ditto.
8082 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8085 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8086 functions with noreturn attribute.
8089 * varasm.c (declare_weak): Add weak attribute to decl if it
8090 doesn't have one already.
8091 (assemble_external): Only add decls to weak_decls if they also
8092 have weak attribute.
8094 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8096 * var-tracking.c (var_reg_delete): Don't delete the association
8097 between REGs and values or one-part variables if the register
8100 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8103 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8104 because its first operand is a non-localized variable.
8106 2010-01-14 Martin Jambor <mjambor@suse.cz>
8108 PR tree-optimization/42706
8109 * tree-sra.c (encountered_recursive_call): New variable.
8110 (encountered_unchangable_recursive_call): Likewise.
8111 (sra_initialize): Initialize both new variables.
8112 (callsite_has_enough_arguments_p): New function.
8113 (scan_function): Call decl and flags check only for IPA-SRA, check
8114 whether there is a recursive call and whether it has enough arguments.
8115 (all_callers_have_enough_arguments_p): New function.
8116 (convert_callers): Look for recursive calls only when
8117 encountered_recursive_call is set.
8118 (ipa_early_sra): Bail out either if
8119 !all_callers_have_enough_arguments_p or
8120 encountered_unchangable_recursive_call.
8122 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8124 * sel-sched.c: Add 2010 to copyright years.
8125 * sel-sched-ir.c: Likewise.
8126 * sel-sched-ir.h: Likewise.
8128 2010-01-14 Martin Jambor <mjambor@suse.cz>
8130 PR tree-optimization/42714
8131 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8132 constructors specially.
8134 2010-01-14 Andi Kleen <ak@linux.intel.com>
8136 * config/i386/drivers-i386.c (detect_caches_intel):
8137 Add l2sizekb parameter and fill in.
8138 (host_detect_local_cpu): Add l2sizekb, fill in.
8139 Add Atom small cache heuristic.
8141 2010-01-14 Andi Kleen <ak@linux.intel.com>
8143 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8144 Add level3 parameter and fill in.
8145 (detect_caches_intel): Handle level3 cache.
8147 2010-01-14 Andi Kleen <ak@linux.intel.com>
8149 * config/i386/drivers-i386.c (host_detect_local_cpu):
8150 Fix core duo detection.
8152 2010-01-14 Andi Kleen <ak@linux.intel.com>
8154 * config/i386/drivers-i386.c (host_detect_local_cpu):
8157 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8159 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8160 (rs6000_variable_issue_1): this. Use...
8161 (rs6000_variable_issue): here. Reimplement. Print debug info.
8163 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8165 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8166 sel_restore_notes. Update all callers. Call reemit_notes
8169 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8171 PR rtl-optimization/42246
8172 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8175 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8177 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8178 all successors is the same as number of successors in current region.
8180 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8182 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8183 to rename is not separable. Otherwise check that its LHS is not NULL.
8185 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8187 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8189 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8191 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8192 available registers when failed to discover LHS register class.
8193 Fix indentation. Update comment.
8195 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8196 Alexander Monakov <amonakov@ispras.ru>
8198 PR rtl-optimization/42389
8199 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8201 (advance_state_on_fence): Likewise.
8202 (sel_target_adjust_priority): Print debug output only when
8203 sched_verbose >= 4, not 2.
8204 (get_expr_cost): Do not issue all unique insns on the next cycle.
8205 (fill_insns): Initialize can_issue_more from the value saved
8207 * sel-sched-ir.c (flist_add): New parameter issue_more.
8208 Init FENCE_ISSUE_MORE with it.
8209 (merge_fences): Likewise.
8210 (init_fences): Update call to flist_add.
8211 (add_to_fences, add_clean_fence_to_fences)
8212 (add_dirty_fence_to_fences): Likewise.
8213 (move_fence_to_fences): Update call to merge_fences.
8214 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8216 * sel-sched-ir.h (struct _fence): New field issue_more.
8217 (FENCE_ISSUE_MORE): New accessor macro.
8219 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8221 PR rtl-optimization/42388
8222 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8223 that have no predecessors nor successors. Do not call move_bb_info
8224 for empty blocks outside of current region.
8226 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8228 PR rtl-optimization/42294
8229 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8230 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8231 originators' originators.
8233 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8235 PR rtl-optimization/39453
8236 PR rtl-optimization/42246
8237 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8239 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8241 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8242 Alexander Monakov <amonakov@ispras.ru>
8245 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8246 (maybe_tidy_empty_bb): ... here. Make static. Add new
8247 argument. Update all callers.
8248 (tidy_control_flow): ... and here. Recompute topological order
8249 of basic blocks in region if necessary.
8250 (sel_redirect_edge_and_branch): Change return type. Return true
8251 if topological order might have been invalidated.
8252 (purge_empty_blocks): Export and move from...
8253 * sel-sched.c (purge_empty_blocks): ... here.
8254 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8255 (maybe_tidy_empty_bb): Delete prototype.
8256 (purge_empty_blocks): Declare.
8258 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8260 PR rtl-optimization/42249
8261 * sel-sched.c (try_replace_dest_reg): When chosen register
8262 and original register is the same, do not bail out early, but
8263 still check all original insns for validity of replacing destination
8264 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8267 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8270 Port from no-undefined-overflow branch:
8271 2009-03-09 Richard Guenther <rguenther@suse.de>
8273 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8275 2010-01-14 Richard Guenther <rguenther@suse.de>
8278 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8280 2010-01-14 Ira Rosen <irar@il.ibm.com>
8282 PR tree-optimization/42709
8283 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8284 as scalar type in creation of constant vector operand.
8286 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8289 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8290 (check-parallel-%): Match `testsuite' directory component only
8293 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8295 PR translation/39521
8296 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8299 2010-01-13 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/42730
8302 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8305 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8308 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8309 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8312 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8314 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8315 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8316 ___umulsi3_highpart.
8318 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8319 rather than schedule_insns if the pass is enabled.
8321 2010-01-13 Martin Jambor <mjambor@suse.cz>
8323 PR tree-optimization/42704
8324 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8327 2010-01-13 Martin Jambor <mjambor@suse.cz>
8329 PR tree-optimization/42703
8330 * tree-sra.c (analyze_access_subtree): Check that we can build a
8331 reference to the original data within the aggregate.
8333 2010-01-13 Richard Guenther <rguenther@suse.de>
8335 PR tree-optimization/42705
8336 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8338 2010-01-13 Richard Guenther <rguenther@suse.de>
8341 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8343 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8346 * var-tracking.c (values_to_unmark): New variable.
8347 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8348 values_to_unmark vector. Moved body to...
8349 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8350 instead queue it into values_to_unmark vector.
8351 (vt_find_locations): Free values_to_unmark vector.
8353 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8355 * config/s390/s390.c (override_options): Set
8356 default of max-pending-list-length to 256
8358 2010-01-13 Richard Guenther <rguenther@suse.de>
8361 * tree-pass.h (PROP_gimple_lcx): New.
8362 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8363 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8364 before the final cleanup_eh.
8365 (dump_properties): Dump PROP_gimple_lcx.
8366 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8367 (tree_lower_complex_O0): Remove.
8368 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8369 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8370 tree_lower_complex, schedule TODO_update_ssa.
8371 * lto-streamer-out.c (output_function): Stream the functions
8373 * lto-streamer-in.c (input_function): Likewise.
8374 (lto_read_body): Do not override them here.
8376 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8379 * c-typeck.c (build_c_cast): Fold value cast to union type before
8380 wrapping it in a CONSTRUCTOR.
8382 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8384 PR rtl-optimization/42699
8385 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8388 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8390 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8391 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8392 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8393 SUBTARGET_WARN_UNUSED_SPEC): ... here
8394 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8396 2010-01-12 Julian Brown <julian@codesourcery.com>
8398 * config/arm/neon-schedgen.ml (Utils): Don't try to
8399 open missing module.
8400 (find_with_result): New.
8402 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8405 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8406 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8408 PR tree-optimization/42645
8409 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8410 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8411 decl_map, set processing_debug_stmt to -1 and return name without
8414 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8416 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8417 binutils version, and reword target configuration description.
8419 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8421 * config/avr/avr.h (LINKER_NAME): Remove.
8423 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8426 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8427 that support VSX, warn for -mno-altivec if vsx is not disabled,
8430 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8431 Shujing Zhao <pearly.zhao@oracle.com>
8433 PR translation/42469
8434 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8435 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8436 character between option name and help text.
8437 * c.opt (imultilib): Likewise.
8439 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8441 * lto-streamer-out.c (output_unreferenced_globals): Output static
8444 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8446 PR rtl-optimization/42621
8447 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8448 optimizing for size.
8449 (duplicate_computed_gotos): Remove now-redundant check.
8451 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8454 * configure.ac: Save and restore LDFLAGS and LIBS
8455 * configure: Regenerate.
8457 2010-01-10 Richard Guenther <rguenther@suse.de>
8460 * builtins.c (fold_builtin_strlen): Add type argument and
8461 convert the resulting length to it.
8462 (fold_builtin_1): Adjust.
8464 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8466 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8467 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8469 (num_insns_constant_wide): Adjust for that change.
8471 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8474 * web.c (union_defs): Add used argument, to combine uses of
8476 (entry_register): Adjust type and tests of used argument.
8477 (web_main): Widen used for new use. Pass it to union_defs.
8478 * df.h (union_defs): Adjust prototype.
8480 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8483 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8484 uses in new incoming argument. Free body.
8485 (reset_debug_uses_in_loop): New.
8486 (analyze_insn_to_expand_var): Call the latter if the former found
8487 anything. Fix whitespace. Reject invalid dest overlaps before
8488 going through all insns in the loop.
8490 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8493 * haifa-sched.c (dying_use_p): Debug insns don't count.
8495 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8498 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8499 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8500 (verify_gimple_call): Reject LHS in noreturn calls.
8502 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8506 * tree-vect-loop-manip.c (adjust_info): New type.
8507 (adjust_vec): New pointer to vector.
8508 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8509 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8510 (slpeel_update_phis_for_duplicate_loop): Use them.
8511 (slpeel_update_phi_nodes_for_guard1): Likewise.
8512 (slpeel_update_phi_nodes_for_guard2): Likewise.
8513 (slpeel_tree_peel_loop_to_edge): Likewise.
8514 (vect_update_ivs_after_vectorizer): Likewise.
8516 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8518 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8519 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8521 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8523 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8524 bogus uninitialized warning.
8526 2010-01-09 Richard Guenther <rguenther@suse.de>
8529 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8530 the evolution is compatible with the initial condition.
8532 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8534 * gcc.c (process_command): Update copyright notice dates.
8535 * gcov.c (print_version): Likewise.
8536 * gcov-dump.c (print_version): Likewise.
8537 * mips-tfile.c (main): Likewise.
8538 * mips-tdump.c (main): Likewise.
8540 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8543 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8545 (rotlhi3_8): Delete.
8547 (rotlsi3_8): Delete.
8548 (rotlsi3_16): Delete.
8549 (rotlsi3_24): Delete.
8551 (*rotw<mode>3): New.
8552 (*rotb<mode>3): New.
8553 * config/avr/avr.c (avr_rotate_bytes): New function.
8554 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8556 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8559 * configure.ac: Modify -rdynamic check.
8560 * configure: Regenerate.
8562 2010-01-08 DJ Delorie <dj@redhat.com>
8564 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8565 register popping order.
8567 2010-01-08 Richard Guenther <rguenther@suse.de>
8570 * c.opt (fsigned-char): Also let LTO handle this option.
8571 (funsigned-char): Likewise.
8573 2010-01-07 Richard Guenther <rguenther@suse.de>
8575 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8576 (gimple_op): Likewise.
8577 (gimple_op_ptr): Likewise.
8578 (gimple_assign_set_lhs): Remove gcc_assert.
8579 (gimple_assign_set_rhs1): Likewise.
8580 (gimple_assign_set_rhs2): Likewise.
8581 (gimple_call_set_lhs): Likewise.
8582 (gimple_call_set_fn): Likewise.
8583 (gimple_call_set_fndecl): Likewise.
8584 (gimple_call_fndecl): Likewise.
8585 (gimple_call_return_type): Likewise.
8586 (gimple_call_set_chain): Likewise.
8587 (gimple_call_num_args): Likewise.
8588 (gimple_call_set_arg): Likewise.
8589 (gimple_cond_set_code): Likewise.
8590 (gimple_cond_set_lhs): Likewise.
8591 (gimple_cond_set_rhs): Likewise.
8592 (gimple_cond_set_true_label): Likewise.
8593 (gimple_cond_set_false_label): Likewise.
8594 (gimple_label_set_label): Likewise.
8595 (gimple_goto_set_dest): Likewise.
8596 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8597 (gimple_debug_bind_get_value): Likewise.
8598 (gimple_debug_bind_get_value_ptr): Likewise.
8599 (gimple_debug_bind_set_var): Likewise.
8600 (gimple_debug_bind_set_value): Likewise.
8601 (gimple_debug_bind_reset_value): Likewise.
8602 (gimple_debug_bind_has_value_p): Likewise.
8603 (gimple_return_retval_ptr): Remove gcc_assert.
8604 (gimple_return_retval): Likewise.
8605 (gimple_return_set_retval): Likewise.
8606 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8607 (safe_referenced_var_iterator): Remove.
8608 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8609 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8610 (fill_referenced_var_vec): Remove.
8611 (first_readonly_imm_use): Remove redundant gcc_assert.
8612 (phi_arg_index_from_use): Combine gcc_asserts.
8613 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8614 (first_imm_use_stmt): Remove redundant gcc_assert.
8615 * tree-cfg.c (verify_gimple_call): Verify function and chain
8616 operands. Verify arguments.
8617 (verify_types_in_gimple_stmt): Verify condition code and labels.
8619 2010-01-07 Richard Guenther <rguenther@suse.de>
8621 PR tree-optimization/42641
8622 * sese.c (rename_map_elt_info): Use the SSA name version, do
8625 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8627 PR tree-optimization/42625
8628 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8629 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8631 2010-01-07 Duncan Sands <baldrick@free.fr>
8633 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8635 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8638 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8639 note itself is not function_invariant_p.
8641 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8643 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8644 Do not add the DF_NOTE problem.
8645 * store-motion.c (execute_rtl_store_motion): Likewise.
8647 2010-01-07 Martin Jambor <mjambor@suse.cz>
8649 PR tree-optimization/42157
8650 * tree-sra.c (compare_access_positions): Stabilize sort if both
8651 accesses have integer types, return zero immediately if they are the
8654 2010-01-06 Richard Henderson <rth@redhat.com>
8657 * haifa-sched.c (add_to_note_list): Merge into ...
8658 (concat_note_lists): ... here, and ...
8659 (unlink_other_notes, rm_other_notes): Merge into...
8660 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8661 NOTE_INSN_EPILOGUE_BEG.
8663 2010-01-06 Richard Guenther <rguenther@suse.de>
8665 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8666 not inline regular functions into always-inline functions.
8668 2010-01-06 Nick Clifton <nickc@redhat.com>
8670 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8671 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8673 (OVERRIDE_OPTIONS): Delete.
8674 (OPTIMIZATION_OPTIONS): Define.
8675 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8676 * config/rx/rx.c (rx_handle_option): Issue an error message if
8677 -mcpu=rx200 and -fpu are used together.
8678 (rx_set_optimization_options): New function. Issue an error
8679 message if an optimization attribute attempts to reset the FPU/
8680 math optimization pairing.
8681 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8682 * config/rx/rx.opt: Set the default to 32-bit doubles.
8683 * config/rx/t-rx: Add multilibs for -nofpu option.
8684 * doc/invoke.texi: Update documentation of RX options.
8686 2010-01-06 Richard Guenther <rguenther@suse.de>
8688 * tree-ssa-pre.c (name_to_id): New global.
8689 (alloc_expression_id): Simplify SSA name handling.
8690 (lookup_expression_id): Likewise.
8691 (init_pre): Zero name_to_id.
8692 (fini_pre): Free it.
8694 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8696 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8698 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8701 * config/i386/sse.md (smaxv2di3): New.
8702 (umaxv2di3): Likewise.
8703 (sminv2di3): Likewise.
8704 (uminv2di3): Likewise.
8706 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8709 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8710 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8711 (legitimize_tls_address): Likewise.
8712 (sparc_tls_referenced_p): Likewise.
8713 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8714 and adjust calls to legitimize_pic_address.
8715 (legitimate_constant_p) Use sparc_tls_referenced_p.
8716 (legitimate_pic_operand_p): Likewise.
8717 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8718 (sparc_tls_symbol_ref_1): Delete.
8719 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8720 (legitimize_tls_address): Make static, handle CONST patterns.
8721 (legitimize_pic_address): Make static, remove unused parameter and
8722 adjust recursive calls.
8723 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8724 and adjust call to legitimize_pic_address.
8725 (sparc_output_mi_thunk): Likewise.
8727 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8728 H.J. Lu <hongjiu.lu@intel.com>
8731 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8732 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8733 operands to make them signed.
8736 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8739 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8740 GTU to GT for V4SI and V2DI.
8742 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8743 (umin<mode>3): Removed.
8745 (uminv4si3): Likewise.
8747 2010-01-05 Martin Jambor <mjambor@suse.cz>
8749 PR tree-optimization/42462
8750 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8751 current_function_decl to helper functions and macros.
8753 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8756 * flags.h: Don't include real.h.
8757 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8758 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8759 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8760 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8761 * dominance.c: Update copyright.
8762 * gimple.c (walk_gimple_op): Remove inline.
8763 * tree-ssa-reassoc.c: Include real.h.
8764 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8765 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8767 2010-01-05 Nick Clifton <nickc@redhat.com>
8769 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8770 register to push into the stack frame when the accumulator has to
8771 be saved during interrupts.
8773 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8775 * doc/invoke.texi: Remove the documentation about option
8777 * common.opt (Wunreachable-code): Preserved for backward
8779 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8780 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8781 the backward compatibility flag section.
8783 2010-01-05 Richard Guenther <rguenther@suse.de>
8785 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8787 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8790 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8792 PR tree-optimization/42508
8793 * tree-sra.c (convert_callers): Check for recursive call
8794 by comparing cgraph nodes instead of decls.
8795 (modify_function): Call ipa_modify_formal_parameters also
8796 on all same_body aliases.
8798 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8799 cgraph nodes when checking for same_body aliases.
8801 2010-01-05 Richard Guenther <rguenther@suse.de>
8803 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8804 allocation and lookup.
8805 (get_or_alloc_expr_for_constant): Likewise.
8806 (phi_translate): Sink allocation.
8808 2010-01-04 Richard Guenther <rguenther@suse.de>
8810 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8811 a new entry only if needed.
8812 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8813 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8815 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8817 (phi_translate): Handle CONSTANTs early.
8819 2010-01-04 Martin Jambor <mjambor@suse.cz>
8821 PR tree-optimization/42398
8822 * tree-sra.c (struct access): Removed flag grp_different_types.
8823 (dump_access): Do not dump the removed flag.
8824 (sort_and_splice_var_accesses): Do not set the removed flag.
8825 (sra_modify_expr): Check for type compatibility directly.
8827 2010-01-04 Martin Jambor <mjambor@suse.cz>
8829 PR tree-optimization/42366
8830 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8831 edges with variable number of parameters.
8832 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8833 flag instead of asserting it.
8834 (ipa_read_node_info): Read uses_analysis_done flag.
8836 2010-01-04 Richard Guenther <rguenther@suse.de>
8838 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8839 iterative_hash_* as intended.
8840 (vn_reference_compute_hash): Likewise. Simplify hashing
8842 (vn_reference_lookup_2): Likewise.
8843 (vn_nary_op_compute_hash): Likewise.
8844 (vn_phi_compute_hash): Likewise.
8845 (expressions_equal_p): Remove strange code.
8846 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8847 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8848 (bitmap_insert_into_set_1): Take value-id as parameter.
8849 (add_to_value): Pass it.
8850 (bitmap_insert_into_set): Likewise.
8851 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8853 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8856 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8857 (do_self_spec): For switches with SWITCH_IGNORE set set also
8858 SWITCH_IGNORE_PERMANENTLY.
8859 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8862 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8864 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8865 tree of an unreferenced global var.
8867 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8870 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8871 GTU to GT for V4SI and V2DI.
8873 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8874 (umin<mode>3): Removed.
8876 (uminv4si3): Likewise.
8878 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8881 * collect2.c (main): Turn on trace in collect2 if -v is passed
8884 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8886 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8887 description of expression operand.
8889 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8891 * configure.ac: Add install-html to target_list for Make-hooks.
8892 * configure: Regenerate.
8893 * fortran/Make-lang.in (F95_HTMLFILES): New.
8894 (fortran.html): Use it.
8895 (fortran.install-html): New.
8896 * Makefile.in (install-html): Add lang.install-html.
8897 * java/Make-lang.in (JAVA_HTMLFILES): New.
8898 (java.html): Use it.
8899 (java.install-html): New.
8900 * objc/Make-lang.in (objc.install-html): New.
8901 * objcp/Make-lang.in (obj-c++.install-html): New.
8902 * cp/Make-lang.in (c++.install-html): New.
8903 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8904 * lto/Make-lang.in (lto.install-html): New.
8906 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8909 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8911 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8913 PR rtl-optimization/41862
8914 * store-motion.c (store_killed_in_insn, compute_store_table,
8915 remove_reachable_equiv_notes, replace_store_insn,
8916 build_store_vectors): Ignore all DEBUG_INSNs.
8918 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8921 * common.opt: Add dumpdir.
8923 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8925 (option_map): Add --dumpdir.
8927 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8929 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8931 * opts.c (decode_options): Try dump_dir_name first if
8932 dump_base_name isn't an absolute path.
8933 (common_handle_option): Handle OPT_dumpdir.
8935 * toplev.c (dump_dir_name): New.
8936 (print_switch_values): Also ignore -dumpdir.
8938 * toplev.h (dump_dir_name): New.
8940 2010-01-03 Richard Guenther <rguenther@suse.de>
8942 PR tree-optimization/42589
8943 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8944 double-word expansion of bswap32.
8946 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8948 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8949 with BLOCK_FOR_INSN.
8950 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8951 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8952 noce_process_if_block): Likewise.
8953 * gcse.c (compute_local_properties, insert_expr_in_table,
8954 insert_set_in_table, canon_list_insert, find_avail_set,
8955 pre_insert_copy_insn): Likewise.
8957 * basic-block.h (BLOCK_NUM): Move from here...
8958 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8960 2010-01-03 Richard Guenther <rguenther@suse.de>
8962 PR tree-optimization/42438
8963 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8964 contains_may_not_return_call flag.
8965 (BB_MAY_NOTRETURN): New.
8966 (valid_in_sets): Trapping nary operations are not valid
8967 in blocks that may not return.
8968 (insert_into_preds_of_block): Remove check for trapping expressions.
8969 (compute_avail): Compute also BB_MAY_NOTRETURN.
8971 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8973 * doc/invoke.texi: Add 2010 to copyright years.
8975 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8977 * config/sparc/sparc.c: Fix formatting nits.
8979 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8980 Alexander Monakov <amonakov@ispras.ru>
8982 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8984 2010-01-02 Richard Guenther <rguenther@suse.de>
8987 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8988 (simplify_switch_using_ranges): Mark to be removed edges
8991 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8993 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8995 * collect2.c (scan_libraries): Add missing argument in call to
8998 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9001 * config/alpha/predicates.md (aligned_memory_operand): Return false
9003 (unaligned_memory_operand): Return true for CQImode.
9004 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9005 doesn not cross aligned SImode word boundary.
9007 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9009 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9011 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9012 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9014 2010-01-02 Richard Guenther <rguenther@suse.de>
9017 * toplev.c (compile_file): Emit LTO marker properly. Change
9019 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9021 2010-01-01 Richard Guenther <rguenther@suse.de>
9024 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9026 2010-01-01 Richard Guenther <rguenther@suse.de>
9029 * c-decl.c (grokdeclarator): For zero-size arrays force
9030 structural equality checks as layout_type does.
9032 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9034 * builtins.c: Update copyright to 2010.
9036 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9039 * lto-streamer-out.c (produce_asm): Revert the last change.
9040 (copy_function): Likewise.
9042 * lto-streamer.c (lto_get_section_name): Skip any leading
9045 2010-01-01 Richard Guenther <rguenther@suse.de>
9048 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9052 Copyright (C) 2010 Free Software Foundation, Inc.
9054 Copying and distribution of this file, with or without modification,
9055 are permitted in any medium without royalty provided the copyright
9056 notice and this notice are preserved.